| File: | dev/pci/if_em_hw.c |
| Warning: | line 5979, column 2 Value stored to 'ret_val' is never read |
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| 1 | /******************************************************************************* |
| 2 | |
| 3 | Copyright (c) 2001-2005, Intel Corporation |
| 4 | All rights reserved. |
| 5 | |
| 6 | Redistribution and use in source and binary forms, with or without |
| 7 | modification, are permitted provided that the following conditions are met: |
| 8 | |
| 9 | 1. Redistributions of source code must retain the above copyright notice, |
| 10 | this list of conditions and the following disclaimer. |
| 11 | |
| 12 | 2. Redistributions in binary form must reproduce the above copyright |
| 13 | notice, this list of conditions and the following disclaimer in the |
| 14 | documentation and/or other materials provided with the distribution. |
| 15 | |
| 16 | 3. Neither the name of the Intel Corporation nor the names of its |
| 17 | contributors may be used to endorse or promote products derived from |
| 18 | this software without specific prior written permission. |
| 19 | |
| 20 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| 21 | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 22 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 23 | ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| 24 | LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 25 | CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 26 | SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 27 | INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 28 | CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 29 | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 30 | POSSIBILITY OF SUCH DAMAGE. |
| 31 | |
| 32 | *******************************************************************************/ |
| 33 | |
| 34 | /* $OpenBSD: if_em_hw.c,v 1.119 2023/12/03 00:19:25 jsg Exp $ */ |
| 35 | /* |
| 36 | * if_em_hw.c Shared functions for accessing and configuring the MAC |
| 37 | */ |
| 38 | |
| 39 | #include <sys/param.h> |
| 40 | #include <sys/systm.h> |
| 41 | #include <sys/sockio.h> |
| 42 | #include <sys/mbuf.h> |
| 43 | #include <sys/malloc.h> |
| 44 | #include <sys/kernel.h> |
| 45 | #include <sys/device.h> |
| 46 | #include <sys/socket.h> |
| 47 | #include <sys/kstat.h> |
| 48 | |
| 49 | #include <net/if.h> |
| 50 | #include <net/if_media.h> |
| 51 | |
| 52 | #include <netinet/in.h> |
| 53 | #include <netinet/if_ether.h> |
| 54 | |
| 55 | #include <uvm/uvm_extern.h> |
| 56 | |
| 57 | #include <dev/pci/pcireg.h> |
| 58 | #include <dev/pci/pcivar.h> |
| 59 | |
| 60 | #include <dev/pci/if_em.h> |
| 61 | #include <dev/pci/if_em_hw.h> |
| 62 | #include <dev/pci/if_em_soc.h> |
| 63 | |
| 64 | #include <dev/mii/rgephyreg.h> |
| 65 | |
| 66 | #define STATIC |
| 67 | |
| 68 | static int32_t em_swfw_sync_acquire(struct em_hw *, uint16_t); |
| 69 | static void em_swfw_sync_release(struct em_hw *, uint16_t); |
| 70 | static int32_t em_read_kmrn_reg(struct em_hw *, uint32_t, uint16_t *); |
| 71 | static int32_t em_write_kmrn_reg(struct em_hw *hw, uint32_t, uint16_t); |
| 72 | static int32_t em_get_software_semaphore(struct em_hw *); |
| 73 | static void em_release_software_semaphore(struct em_hw *); |
| 74 | |
| 75 | static int32_t em_check_downshift(struct em_hw *); |
| 76 | static void em_clear_vfta(struct em_hw *); |
| 77 | void em_clear_vfta_i350(struct em_hw *); |
| 78 | static int32_t em_commit_shadow_ram(struct em_hw *); |
| 79 | static int32_t em_config_dsp_after_link_change(struct em_hw *, boolean_t); |
| 80 | static int32_t em_config_fc_after_link_up(struct em_hw *); |
| 81 | static int32_t em_match_gig_phy(struct em_hw *); |
| 82 | static int32_t em_detect_gig_phy(struct em_hw *); |
| 83 | static int32_t em_erase_ich8_4k_segment(struct em_hw *, uint32_t); |
| 84 | static int32_t em_get_auto_rd_done(struct em_hw *); |
| 85 | static int32_t em_get_cable_length(struct em_hw *, uint16_t *, uint16_t *); |
| 86 | static int32_t em_get_hw_eeprom_semaphore(struct em_hw *); |
| 87 | static int32_t em_get_phy_cfg_done(struct em_hw *); |
| 88 | static int32_t em_get_software_flag(struct em_hw *); |
| 89 | static int32_t em_ich8_cycle_init(struct em_hw *); |
| 90 | static int32_t em_ich8_flash_cycle(struct em_hw *, uint32_t); |
| 91 | static int32_t em_id_led_init(struct em_hw *); |
| 92 | static int32_t em_init_lcd_from_nvm_config_region(struct em_hw *, uint32_t, |
| 93 | uint32_t); |
| 94 | static int32_t em_init_lcd_from_nvm(struct em_hw *); |
| 95 | static int32_t em_phy_no_cable_workaround(struct em_hw *); |
| 96 | static void em_init_rx_addrs(struct em_hw *); |
| 97 | static void em_initialize_hardware_bits(struct em_softc *); |
| 98 | static void em_toggle_lanphypc_pch_lpt(struct em_hw *); |
| 99 | static int em_disable_ulp_lpt_lp(struct em_hw *hw, bool_Bool force); |
| 100 | static boolean_t em_is_onboard_nvm_eeprom(struct em_hw *); |
| 101 | static int32_t em_kumeran_lock_loss_workaround(struct em_hw *); |
| 102 | static int32_t em_mng_enable_host_if(struct em_hw *); |
| 103 | static int32_t em_read_eeprom_eerd(struct em_hw *, uint16_t, uint16_t, |
| 104 | uint16_t *); |
| 105 | static int32_t em_write_eeprom_eewr(struct em_hw *, uint16_t, uint16_t, |
| 106 | uint16_t *data); |
| 107 | static int32_t em_poll_eerd_eewr_done(struct em_hw *, int); |
| 108 | static void em_put_hw_eeprom_semaphore(struct em_hw *); |
| 109 | static int32_t em_read_ich8_byte(struct em_hw *, uint32_t, uint8_t *); |
| 110 | static int32_t em_verify_write_ich8_byte(struct em_hw *, uint32_t, uint8_t); |
| 111 | static int32_t em_write_ich8_byte(struct em_hw *, uint32_t, uint8_t); |
| 112 | static int32_t em_read_ich8_word(struct em_hw *, uint32_t, uint16_t *); |
| 113 | static int32_t em_read_ich8_dword(struct em_hw *, uint32_t, uint32_t *); |
| 114 | static int32_t em_read_ich8_data(struct em_hw *, uint32_t, uint32_t, |
| 115 | uint16_t *); |
| 116 | static int32_t em_write_ich8_data(struct em_hw *, uint32_t, uint32_t, |
| 117 | uint16_t); |
| 118 | static int32_t em_read_eeprom_ich8(struct em_hw *, uint16_t, uint16_t, |
| 119 | uint16_t *); |
| 120 | static int32_t em_write_eeprom_ich8(struct em_hw *, uint16_t, uint16_t, |
| 121 | uint16_t *); |
| 122 | static int32_t em_read_invm_i210(struct em_hw *, uint16_t, uint16_t, |
| 123 | uint16_t *); |
| 124 | static int32_t em_read_invm_word_i210(struct em_hw *, uint16_t, uint16_t *); |
| 125 | static void em_release_software_flag(struct em_hw *); |
| 126 | static int32_t em_set_d3_lplu_state(struct em_hw *, boolean_t); |
| 127 | static int32_t em_set_d0_lplu_state(struct em_hw *, boolean_t); |
| 128 | static int32_t em_set_lplu_state_pchlan(struct em_hw *, boolean_t); |
| 129 | static int32_t em_set_pci_ex_no_snoop(struct em_hw *, uint32_t); |
| 130 | static void em_set_pci_express_master_disable(struct em_hw *); |
| 131 | static int32_t em_wait_autoneg(struct em_hw *); |
| 132 | static void em_write_reg_io(struct em_hw *, uint32_t, uint32_t); |
| 133 | static int32_t em_set_phy_type(struct em_hw *); |
| 134 | static void em_phy_init_script(struct em_hw *); |
| 135 | static int32_t em_setup_copper_link(struct em_hw *); |
| 136 | static int32_t em_setup_fiber_serdes_link(struct em_hw *); |
| 137 | static int32_t em_adjust_serdes_amplitude(struct em_hw *); |
| 138 | static int32_t em_phy_force_speed_duplex(struct em_hw *); |
| 139 | static int32_t em_config_mac_to_phy(struct em_hw *); |
| 140 | static void em_raise_mdi_clk(struct em_hw *, uint32_t *); |
| 141 | static void em_lower_mdi_clk(struct em_hw *, uint32_t *); |
| 142 | static void em_shift_out_mdi_bits(struct em_hw *, uint32_t, uint16_t); |
| 143 | static uint16_t em_shift_in_mdi_bits(struct em_hw *); |
| 144 | static int32_t em_phy_reset_dsp(struct em_hw *); |
| 145 | static int32_t em_write_eeprom_spi(struct em_hw *, uint16_t, uint16_t, |
| 146 | uint16_t *); |
| 147 | static int32_t em_write_eeprom_microwire(struct em_hw *, uint16_t, uint16_t, |
| 148 | uint16_t *); |
| 149 | static int32_t em_spi_eeprom_ready(struct em_hw *); |
| 150 | static void em_raise_ee_clk(struct em_hw *, uint32_t *); |
| 151 | static void em_lower_ee_clk(struct em_hw *, uint32_t *); |
| 152 | static void em_shift_out_ee_bits(struct em_hw *, uint16_t, uint16_t); |
| 153 | static int32_t em_write_phy_reg_ex(struct em_hw *, uint32_t, uint16_t); |
| 154 | static int32_t em_read_phy_reg_ex(struct em_hw *, uint32_t, uint16_t *); |
| 155 | static uint16_t em_shift_in_ee_bits(struct em_hw *, uint16_t); |
| 156 | static int32_t em_acquire_eeprom(struct em_hw *); |
| 157 | static void em_release_eeprom(struct em_hw *); |
| 158 | static void em_standby_eeprom(struct em_hw *); |
| 159 | static int32_t em_set_vco_speed(struct em_hw *); |
| 160 | static int32_t em_polarity_reversal_workaround(struct em_hw *); |
| 161 | static int32_t em_set_phy_mode(struct em_hw *); |
| 162 | static int32_t em_host_if_read_cookie(struct em_hw *, uint8_t *); |
| 163 | static uint8_t em_calculate_mng_checksum(char *, uint32_t); |
| 164 | static int32_t em_configure_kmrn_for_10_100(struct em_hw *, uint16_t); |
| 165 | static int32_t em_configure_kmrn_for_1000(struct em_hw *); |
| 166 | static int32_t em_set_pciex_completion_timeout(struct em_hw *hw); |
| 167 | static int32_t em_set_mdio_slow_mode_hv(struct em_hw *); |
| 168 | int32_t em_hv_phy_workarounds_ich8lan(struct em_hw *); |
| 169 | int32_t em_lv_phy_workarounds_ich8lan(struct em_hw *); |
| 170 | int32_t em_link_stall_workaround_hv(struct em_hw *); |
| 171 | int32_t em_k1_gig_workaround_hv(struct em_hw *, boolean_t); |
| 172 | int32_t em_k1_workaround_lv(struct em_hw *); |
| 173 | int32_t em_k1_workaround_lpt_lp(struct em_hw *, boolean_t); |
| 174 | int32_t em_configure_k1_ich8lan(struct em_hw *, boolean_t); |
| 175 | void em_gate_hw_phy_config_ich8lan(struct em_hw *, boolean_t); |
| 176 | int32_t em_access_phy_wakeup_reg_bm(struct em_hw *, uint32_t, |
| 177 | uint16_t *, boolean_t); |
| 178 | int32_t em_access_phy_debug_regs_hv(struct em_hw *, uint32_t, |
| 179 | uint16_t *, boolean_t); |
| 180 | int32_t em_access_phy_reg_hv(struct em_hw *, uint32_t, uint16_t *, |
| 181 | boolean_t); |
| 182 | int32_t em_oem_bits_config_pchlan(struct em_hw *, boolean_t); |
| 183 | void em_power_up_serdes_link_82575(struct em_hw *); |
| 184 | int32_t em_get_pcs_speed_and_duplex_82575(struct em_hw *, uint16_t *, |
| 185 | uint16_t *); |
| 186 | int32_t em_set_eee_i350(struct em_hw *); |
| 187 | int32_t em_set_eee_pchlan(struct em_hw *); |
| 188 | int32_t em_valid_nvm_bank_detect_ich8lan(struct em_hw *, uint32_t *); |
| 189 | int32_t em_initialize_M88E1512_phy(struct em_hw *); |
| 190 | |
| 191 | /* IGP cable length table */ |
| 192 | static const uint16_t |
| 193 | em_igp_cable_length_table[IGP01E1000_AGC_LENGTH_TABLE_SIZE128] = |
| 194 | {5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, |
| 195 | 5, 10, 10, 10, 10, 10, 10, 10, 20, 20, 20, 20, 20, 25, 25, 25, |
| 196 | 25, 25, 25, 25, 30, 30, 30, 30, 40, 40, 40, 40, 40, 40, 40, 40, |
| 197 | 40, 50, 50, 50, 50, 50, 50, 50, 60, 60, 60, 60, 60, 60, 60, 60, |
| 198 | 60, 70, 70, 70, 70, 70, 70, 80, 80, 80, 80, 80, 80, 90, 90, 90, |
| 199 | 90, 90, 90, 90, 90, 90, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, |
| 200 | 100, 100, 100, 100, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110, |
| 201 | 110, |
| 202 | 110, 110, 110, 110, 110, 110, 120, 120, 120, 120, 120, 120, 120, 120, 120, |
| 203 | 120}; |
| 204 | |
| 205 | static const uint16_t |
| 206 | em_igp_2_cable_length_table[IGP02E1000_AGC_LENGTH_TABLE_SIZE113] = |
| 207 | {0, 0, 0, 0, 0, 0, 0, 0, 3, 5, 8, 11, 13, 16, 18, 21, |
| 208 | 0, 0, 0, 3, 6, 10, 13, 16, 19, 23, 26, 29, 32, 35, 38, 41, |
| 209 | 6, 10, 14, 18, 22, 26, 30, 33, 37, 41, 44, 48, 51, 54, 58, 61, |
| 210 | 21, 26, 31, 35, 40, 44, 49, 53, 57, 61, 65, 68, 72, 75, 79, 82, |
| 211 | 40, 45, 51, 56, 61, 66, 70, 75, 79, 83, 87, 91, 94, 98, 101, 104, |
| 212 | 60, 66, 72, 77, 82, 87, 92, 96, 100, 104, 108, 111, 114, 117, 119, 121, |
| 213 | 83, 89, 95, 100, 105, 109, 113, 116, 119, 122, 124, 104, 109, 114, 118, |
| 214 | 121, 124}; |
| 215 | |
| 216 | /****************************************************************************** |
| 217 | * Set the phy type member in the hw struct. |
| 218 | * |
| 219 | * hw - Struct containing variables accessed by shared code |
| 220 | *****************************************************************************/ |
| 221 | STATIC int32_t |
| 222 | em_set_phy_type(struct em_hw *hw) |
| 223 | { |
| 224 | DEBUGFUNC("em_set_phy_type");; |
| 225 | |
| 226 | if (hw->mac_type == em_undefined) |
| 227 | return -E1000_ERR_PHY_TYPE6; |
| 228 | |
| 229 | switch (hw->phy_id) { |
| 230 | case M88E1000_E_PHY_ID0x01410C50: |
| 231 | case M88E1000_I_PHY_ID0x01410C30: |
| 232 | case M88E1011_I_PHY_ID0x01410C20: |
| 233 | case M88E1111_I_PHY_ID0x01410CC0: |
| 234 | case M88E1112_E_PHY_ID0x01410C90: |
| 235 | case M88E1543_E_PHY_ID0x01410EA0: |
| 236 | case M88E1512_E_PHY_ID0x01410DD0: |
| 237 | case I210_I_PHY_ID0x01410C00: |
| 238 | case I347AT4_E_PHY_ID0x01410DC0: |
| 239 | hw->phy_type = em_phy_m88; |
| 240 | break; |
| 241 | case IGP01E1000_I_PHY_ID0x02A80380: |
| 242 | if (hw->mac_type == em_82541 || |
| 243 | hw->mac_type == em_82541_rev_2 || |
| 244 | hw->mac_type == em_82547 || |
| 245 | hw->mac_type == em_82547_rev_2) { |
| 246 | hw->phy_type = em_phy_igp; |
| 247 | break; |
| 248 | } |
| 249 | case IGP03E1000_E_PHY_ID0x02A80390: |
| 250 | case IGP04E1000_E_PHY_ID0x02A80391: |
| 251 | hw->phy_type = em_phy_igp_3; |
| 252 | break; |
| 253 | case IFE_E_PHY_ID0x02A80330: |
| 254 | case IFE_PLUS_E_PHY_ID0x02A80320: |
| 255 | case IFE_C_E_PHY_ID0x02A80310: |
| 256 | hw->phy_type = em_phy_ife; |
| 257 | break; |
| 258 | case M88E1141_E_PHY_ID0x01410CD0: |
| 259 | hw->phy_type = em_phy_oem; |
| 260 | break; |
| 261 | case I82577_E_PHY_ID0x01540050: |
| 262 | hw->phy_type = em_phy_82577; |
| 263 | break; |
| 264 | case I82578_E_PHY_ID0x004DD040: |
| 265 | hw->phy_type = em_phy_82578; |
| 266 | break; |
| 267 | case I82579_E_PHY_ID0x01540090: |
| 268 | hw->phy_type = em_phy_82579; |
| 269 | break; |
| 270 | case I217_E_PHY_ID0x015400A0: |
| 271 | hw->phy_type = em_phy_i217; |
| 272 | break; |
| 273 | case I82580_I_PHY_ID0x015403A0: |
| 274 | case I350_I_PHY_ID0x015403B0: |
| 275 | hw->phy_type = em_phy_82580; |
| 276 | break; |
| 277 | case RTL8211_E_PHY_ID0x001CC912: |
| 278 | hw->phy_type = em_phy_rtl8211; |
| 279 | break; |
| 280 | case BME1000_E_PHY_ID0x01410CB0: |
| 281 | if (hw->phy_revision == 1) { |
| 282 | hw->phy_type = em_phy_bm; |
| 283 | break; |
| 284 | } |
| 285 | /* FALLTHROUGH */ |
| 286 | case GG82563_E_PHY_ID0x01410CA0: |
| 287 | if (hw->mac_type == em_80003es2lan) { |
| 288 | hw->phy_type = em_phy_gg82563; |
| 289 | break; |
| 290 | } |
| 291 | /* FALLTHROUGH */ |
| 292 | default: |
| 293 | /* Should never have loaded on this device */ |
| 294 | hw->phy_type = em_phy_undefined; |
| 295 | return -E1000_ERR_PHY_TYPE6; |
| 296 | } |
| 297 | |
| 298 | return E1000_SUCCESS0; |
| 299 | } |
| 300 | |
| 301 | /****************************************************************************** |
| 302 | * IGP phy init script - initializes the GbE PHY |
| 303 | * |
| 304 | * hw - Struct containing variables accessed by shared code |
| 305 | *****************************************************************************/ |
| 306 | static void |
| 307 | em_phy_init_script(struct em_hw *hw) |
| 308 | { |
| 309 | uint16_t phy_saved_data; |
| 310 | DEBUGFUNC("em_phy_init_script");; |
| 311 | |
| 312 | if (hw->phy_init_script) { |
| 313 | msec_delay(20)(*delay_func)(1000*(20)); |
| 314 | /* |
| 315 | * Save off the current value of register 0x2F5B to be |
| 316 | * restored at the end of this routine. |
| 317 | */ |
| 318 | em_read_phy_reg(hw, 0x2F5B, &phy_saved_data); |
| 319 | |
| 320 | /* Disabled the PHY transmitter */ |
| 321 | em_write_phy_reg(hw, 0x2F5B, 0x0003); |
| 322 | msec_delay(20)(*delay_func)(1000*(20)); |
| 323 | em_write_phy_reg(hw, 0x0000, 0x0140); |
| 324 | msec_delay(5)(*delay_func)(1000*(5)); |
| 325 | |
| 326 | switch (hw->mac_type) { |
| 327 | case em_82541: |
| 328 | case em_82547: |
| 329 | em_write_phy_reg(hw, 0x1F95, 0x0001); |
| 330 | em_write_phy_reg(hw, 0x1F71, 0xBD21); |
| 331 | em_write_phy_reg(hw, 0x1F79, 0x0018); |
| 332 | em_write_phy_reg(hw, 0x1F30, 0x1600); |
| 333 | em_write_phy_reg(hw, 0x1F31, 0x0014); |
| 334 | em_write_phy_reg(hw, 0x1F32, 0x161C); |
| 335 | em_write_phy_reg(hw, 0x1F94, 0x0003); |
| 336 | em_write_phy_reg(hw, 0x1F96, 0x003F); |
| 337 | em_write_phy_reg(hw, 0x2010, 0x0008); |
| 338 | break; |
| 339 | case em_82541_rev_2: |
| 340 | case em_82547_rev_2: |
| 341 | em_write_phy_reg(hw, 0x1F73, 0x0099); |
| 342 | break; |
| 343 | default: |
| 344 | break; |
| 345 | } |
| 346 | |
| 347 | em_write_phy_reg(hw, 0x0000, 0x3300); |
| 348 | msec_delay(20)(*delay_func)(1000*(20)); |
| 349 | |
| 350 | /* Now enable the transmitter */ |
| 351 | em_write_phy_reg(hw, 0x2F5B, phy_saved_data); |
| 352 | |
| 353 | if (hw->mac_type == em_82547) { |
| 354 | uint16_t fused, fine, coarse; |
| 355 | /* Move to analog registers page */ |
| 356 | em_read_phy_reg(hw, |
| 357 | IGP01E1000_ANALOG_SPARE_FUSE_STATUS0x20D1, &fused); |
| 358 | |
| 359 | if (!(fused & IGP01E1000_ANALOG_SPARE_FUSE_ENABLED0x0100)) { |
| 360 | em_read_phy_reg(hw, |
| 361 | IGP01E1000_ANALOG_FUSE_STATUS0x20D0, &fused); |
| 362 | |
| 363 | fine = fused & |
| 364 | IGP01E1000_ANALOG_FUSE_FINE_MASK0x0F80; |
| 365 | coarse = fused & |
| 366 | IGP01E1000_ANALOG_FUSE_COARSE_MASK0x0070; |
| 367 | |
| 368 | if (coarse > |
| 369 | IGP01E1000_ANALOG_FUSE_COARSE_THRESH0x0040) { |
| 370 | coarse -= |
| 371 | IGP01E1000_ANALOG_FUSE_COARSE_100x0010; |
| 372 | fine -= |
| 373 | IGP01E1000_ANALOG_FUSE_FINE_10x0080; |
| 374 | } else if (coarse == |
| 375 | IGP01E1000_ANALOG_FUSE_COARSE_THRESH0x0040) |
| 376 | fine -= IGP01E1000_ANALOG_FUSE_FINE_100x0500; |
| 377 | |
| 378 | fused = (fused & |
| 379 | IGP01E1000_ANALOG_FUSE_POLY_MASK0xF000) | |
| 380 | (fine & |
| 381 | IGP01E1000_ANALOG_FUSE_FINE_MASK0x0F80) | |
| 382 | (coarse & |
| 383 | IGP01E1000_ANALOG_FUSE_COARSE_MASK0x0070); |
| 384 | |
| 385 | em_write_phy_reg(hw, |
| 386 | IGP01E1000_ANALOG_FUSE_CONTROL0x20DC, |
| 387 | fused); |
| 388 | |
| 389 | em_write_phy_reg(hw, |
| 390 | IGP01E1000_ANALOG_FUSE_BYPASS0x20DE, |
| 391 | IGP01E1000_ANALOG_FUSE_ENABLE_SW_CONTROL0x0002); |
| 392 | } |
| 393 | } |
| 394 | } |
| 395 | } |
| 396 | |
| 397 | /****************************************************************************** |
| 398 | * Set the mac type member in the hw struct. |
| 399 | * |
| 400 | * hw - Struct containing variables accessed by shared code |
| 401 | *****************************************************************************/ |
| 402 | int32_t |
| 403 | em_set_mac_type(struct em_hw *hw) |
| 404 | { |
| 405 | DEBUGFUNC("em_set_mac_type");; |
| 406 | |
| 407 | switch (hw->device_id) { |
| 408 | case E1000_DEV_ID_825420x1000: |
| 409 | switch (hw->revision_id) { |
| 410 | case E1000_82542_2_0_REV_ID2: |
| 411 | hw->mac_type = em_82542_rev2_0; |
| 412 | break; |
| 413 | case E1000_82542_2_1_REV_ID3: |
| 414 | hw->mac_type = em_82542_rev2_1; |
| 415 | break; |
| 416 | default: |
| 417 | /* Invalid 82542 revision ID */ |
| 418 | return -E1000_ERR_MAC_TYPE5; |
| 419 | } |
| 420 | break; |
| 421 | case E1000_DEV_ID_82543GC_FIBER0x1001: |
| 422 | case E1000_DEV_ID_82543GC_COPPER0x1004: |
| 423 | hw->mac_type = em_82543; |
| 424 | break; |
| 425 | case E1000_DEV_ID_82544EI_COPPER0x1008: |
| 426 | case E1000_DEV_ID_82544EI_FIBER0x1009: |
| 427 | case E1000_DEV_ID_82544GC_COPPER0x100C: |
| 428 | case E1000_DEV_ID_82544GC_LOM0x100D: |
| 429 | hw->mac_type = em_82544; |
| 430 | break; |
| 431 | case E1000_DEV_ID_82540EM0x100E: |
| 432 | case E1000_DEV_ID_82540EM_LOM0x1015: |
| 433 | case E1000_DEV_ID_82540EP0x1017: |
| 434 | case E1000_DEV_ID_82540EP_LOM0x1016: |
| 435 | case E1000_DEV_ID_82540EP_LP0x101E: |
| 436 | hw->mac_type = em_82540; |
| 437 | break; |
| 438 | case E1000_DEV_ID_82545EM_COPPER0x100F: |
| 439 | case E1000_DEV_ID_82545EM_FIBER0x1011: |
| 440 | hw->mac_type = em_82545; |
| 441 | break; |
| 442 | case E1000_DEV_ID_82545GM_COPPER0x1026: |
| 443 | case E1000_DEV_ID_82545GM_FIBER0x1027: |
| 444 | case E1000_DEV_ID_82545GM_SERDES0x1028: |
| 445 | hw->mac_type = em_82545_rev_3; |
| 446 | break; |
| 447 | case E1000_DEV_ID_82546EB_COPPER0x1010: |
| 448 | case E1000_DEV_ID_82546EB_FIBER0x1012: |
| 449 | case E1000_DEV_ID_82546EB_QUAD_COPPER0x101D: |
| 450 | hw->mac_type = em_82546; |
| 451 | break; |
| 452 | case E1000_DEV_ID_82546GB_COPPER0x1079: |
| 453 | case E1000_DEV_ID_82546GB_FIBER0x107A: |
| 454 | case E1000_DEV_ID_82546GB_SERDES0x107B: |
| 455 | case E1000_DEV_ID_82546GB_PCIE0x108A: |
| 456 | case E1000_DEV_ID_82546GB_QUAD_COPPER0x1099: |
| 457 | case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP30x10B5: |
| 458 | case E1000_DEV_ID_82546GB_20x109B: |
| 459 | hw->mac_type = em_82546_rev_3; |
| 460 | break; |
| 461 | case E1000_DEV_ID_82541EI0x1013: |
| 462 | case E1000_DEV_ID_82541EI_MOBILE0x1018: |
| 463 | case E1000_DEV_ID_82541ER_LOM0x1014: |
| 464 | hw->mac_type = em_82541; |
| 465 | break; |
| 466 | case E1000_DEV_ID_82541ER0x1078: |
| 467 | case E1000_DEV_ID_82541GI0x1076: |
| 468 | case E1000_DEV_ID_82541GI_LF0x107C: |
| 469 | case E1000_DEV_ID_82541GI_MOBILE0x1077: |
| 470 | hw->mac_type = em_82541_rev_2; |
| 471 | break; |
| 472 | case E1000_DEV_ID_82547EI0x1019: |
| 473 | case E1000_DEV_ID_82547EI_MOBILE0x101A: |
| 474 | hw->mac_type = em_82547; |
| 475 | break; |
| 476 | case E1000_DEV_ID_82547GI0x1075: |
| 477 | hw->mac_type = em_82547_rev_2; |
| 478 | break; |
| 479 | case E1000_DEV_ID_82571EB_AF0x10A1: |
| 480 | case E1000_DEV_ID_82571EB_AT0x10A0: |
| 481 | case E1000_DEV_ID_82571EB_COPPER0x105E: |
| 482 | case E1000_DEV_ID_82571EB_FIBER0x105F: |
| 483 | case E1000_DEV_ID_82571EB_SERDES0x1060: |
| 484 | case E1000_DEV_ID_82571EB_QUAD_COPPER0x10A4: |
| 485 | case E1000_DEV_ID_82571EB_QUAD_FIBER0x10A5: |
| 486 | case E1000_DEV_ID_82571EB_QUAD_COPPER_LP0x10BC: |
| 487 | case E1000_DEV_ID_82571EB_SERDES_DUAL0x10D9: |
| 488 | case E1000_DEV_ID_82571EB_SERDES_QUAD0x10DA: |
| 489 | case E1000_DEV_ID_82571PT_QUAD_COPPER0x10D5: |
| 490 | hw->mac_type = em_82571; |
| 491 | break; |
| 492 | case E1000_DEV_ID_82572EI_COPPER0x107D: |
| 493 | case E1000_DEV_ID_82572EI_FIBER0x107E: |
| 494 | case E1000_DEV_ID_82572EI_SERDES0x107F: |
| 495 | case E1000_DEV_ID_82572EI0x10B9: |
| 496 | hw->mac_type = em_82572; |
| 497 | break; |
| 498 | case E1000_DEV_ID_82573E0x108B: |
| 499 | case E1000_DEV_ID_82573E_IAMT0x108C: |
| 500 | case E1000_DEV_ID_82573E_PM0x10B3: |
| 501 | case E1000_DEV_ID_82573L0x109A: |
| 502 | case E1000_DEV_ID_82573L_PL_10x10B0: |
| 503 | case E1000_DEV_ID_82573L_PL_20x10B4: |
| 504 | case E1000_DEV_ID_82573V_PM0x10B2: |
| 505 | hw->mac_type = em_82573; |
| 506 | break; |
| 507 | case E1000_DEV_ID_82574L0x10D3: |
| 508 | case E1000_DEV_ID_82574LA0x10F6: |
| 509 | case E1000_DEV_ID_82583V0x150C: |
| 510 | hw->mac_type = em_82574; |
| 511 | break; |
| 512 | case E1000_DEV_ID_82575EB_PT0x10A7: |
| 513 | case E1000_DEV_ID_82575EB_PF0x10A9: |
| 514 | case E1000_DEV_ID_82575GB_QP0x10D6: |
| 515 | case E1000_DEV_ID_82575GB_QP_PM0x10E2: |
| 516 | hw->mac_type = em_82575; |
| 517 | hw->initialize_hw_bits_disable = 1; |
| 518 | break; |
| 519 | case E1000_DEV_ID_825760x10C9: |
| 520 | case E1000_DEV_ID_82576_FIBER0x10E6: |
| 521 | case E1000_DEV_ID_82576_SERDES0x10E7: |
| 522 | case E1000_DEV_ID_82576_QUAD_COPPER0x10E8: |
| 523 | case E1000_DEV_ID_82576_QUAD_CU_ET20x1526: |
| 524 | case E1000_DEV_ID_82576_NS0x150A: |
| 525 | case E1000_DEV_ID_82576_NS_SERDES0x1518: |
| 526 | case E1000_DEV_ID_82576_SERDES_QUAD0x150D: |
| 527 | hw->mac_type = em_82576; |
| 528 | hw->initialize_hw_bits_disable = 1; |
| 529 | break; |
| 530 | case E1000_DEV_ID_82580_COPPER0x150E: |
| 531 | case E1000_DEV_ID_82580_FIBER0x150F: |
| 532 | case E1000_DEV_ID_82580_QUAD_FIBER0x1527: |
| 533 | case E1000_DEV_ID_82580_SERDES0x1510: |
| 534 | case E1000_DEV_ID_82580_SGMII0x1511: |
| 535 | case E1000_DEV_ID_82580_COPPER_DUAL0x1516: |
| 536 | case E1000_DEV_ID_DH89XXCC_SGMII0x0438: |
| 537 | case E1000_DEV_ID_DH89XXCC_SERDES0x043A: |
| 538 | case E1000_DEV_ID_DH89XXCC_BACKPLANE0x043C: |
| 539 | case E1000_DEV_ID_DH89XXCC_SFP0x0440: |
| 540 | hw->mac_type = em_82580; |
| 541 | hw->initialize_hw_bits_disable = 1; |
| 542 | break; |
| 543 | case E1000_DEV_ID_I210_COPPER0x1533: |
| 544 | case E1000_DEV_ID_I210_COPPER_OEM10x1534: |
| 545 | case E1000_DEV_ID_I210_COPPER_IT0x1535: |
| 546 | case E1000_DEV_ID_I210_FIBER0x1536: |
| 547 | case E1000_DEV_ID_I210_SERDES0x1537: |
| 548 | case E1000_DEV_ID_I210_SGMII0x1538: |
| 549 | case E1000_DEV_ID_I210_COPPER_FLASHLESS0x157B: |
| 550 | case E1000_DEV_ID_I210_SERDES_FLASHLESS0x157C: |
| 551 | case E1000_DEV_ID_I211_COPPER0x1539: |
| 552 | hw->mac_type = em_i210; |
| 553 | hw->initialize_hw_bits_disable = 1; |
| 554 | hw->eee_enable = 1; |
| 555 | break; |
| 556 | case E1000_DEV_ID_I350_COPPER0x1521: |
| 557 | case E1000_DEV_ID_I350_FIBER0x1522: |
| 558 | case E1000_DEV_ID_I350_SERDES0x1523: |
| 559 | case E1000_DEV_ID_I350_SGMII0x1524: |
| 560 | case E1000_DEV_ID_I350_DA40x1546: |
| 561 | case E1000_DEV_ID_I354_BACKPLANE_1GBPS0x1F40: |
| 562 | case E1000_DEV_ID_I354_SGMII0x1F41: |
| 563 | case E1000_DEV_ID_I354_BACKPLANE_2_5GBPS0x1F45: |
| 564 | hw->mac_type = em_i350; |
| 565 | hw->initialize_hw_bits_disable = 1; |
| 566 | hw->eee_enable = 1; |
| 567 | break; |
| 568 | case E1000_DEV_ID_80003ES2LAN_COPPER_SPT0x10BA: |
| 569 | case E1000_DEV_ID_80003ES2LAN_SERDES_SPT0x10BB: |
| 570 | case E1000_DEV_ID_80003ES2LAN_COPPER_DPT0x1096: |
| 571 | case E1000_DEV_ID_80003ES2LAN_SERDES_DPT0x1098: |
| 572 | hw->mac_type = em_80003es2lan; |
| 573 | break; |
| 574 | case E1000_DEV_ID_ICH8_IFE0x104C: |
| 575 | case E1000_DEV_ID_ICH8_IFE_G0x10C5: |
| 576 | case E1000_DEV_ID_ICH8_IFE_GT0x10C4: |
| 577 | case E1000_DEV_ID_ICH8_IGP_AMT0x104A: |
| 578 | case E1000_DEV_ID_ICH8_IGP_C0x104B: |
| 579 | case E1000_DEV_ID_ICH8_IGP_M0x104D: |
| 580 | case E1000_DEV_ID_ICH8_IGP_M_AMT0x1049: |
| 581 | case E1000_DEV_ID_ICH8_82567V_30x1501: |
| 582 | hw->mac_type = em_ich8lan; |
| 583 | break; |
| 584 | case E1000_DEV_ID_ICH9_BM0x10E5: |
| 585 | case E1000_DEV_ID_ICH9_IFE0x10C0: |
| 586 | case E1000_DEV_ID_ICH9_IFE_G0x10C2: |
| 587 | case E1000_DEV_ID_ICH9_IFE_GT0x10C3: |
| 588 | case E1000_DEV_ID_ICH9_IGP_AMT0x10BD: |
| 589 | case E1000_DEV_ID_ICH9_IGP_C0x294C: |
| 590 | case E1000_DEV_ID_ICH9_IGP_M0x10BF: |
| 591 | case E1000_DEV_ID_ICH9_IGP_M_AMT0x10F5: |
| 592 | case E1000_DEV_ID_ICH9_IGP_M_V0x10CB: |
| 593 | case E1000_DEV_ID_ICH10_R_BM_LF0x10CD: |
| 594 | case E1000_DEV_ID_ICH10_R_BM_LM0x10CC: |
| 595 | case E1000_DEV_ID_ICH10_R_BM_V0x10CE: |
| 596 | hw->mac_type = em_ich9lan; |
| 597 | break; |
| 598 | case E1000_DEV_ID_ICH10_D_BM_LF0x10DF: |
| 599 | case E1000_DEV_ID_ICH10_D_BM_LM0x10DE: |
| 600 | case E1000_DEV_ID_ICH10_D_BM_V0x1525: |
| 601 | hw->mac_type = em_ich10lan; |
| 602 | break; |
| 603 | case E1000_DEV_ID_PCH_M_HV_LC0x10EB: |
| 604 | case E1000_DEV_ID_PCH_M_HV_LM0x10EA: |
| 605 | case E1000_DEV_ID_PCH_D_HV_DC0x10F0: |
| 606 | case E1000_DEV_ID_PCH_D_HV_DM0x10EF: |
| 607 | hw->mac_type = em_pchlan; |
| 608 | hw->eee_enable = 1; |
| 609 | break; |
| 610 | case E1000_DEV_ID_PCH2_LV_LM0x1502: |
| 611 | case E1000_DEV_ID_PCH2_LV_V0x1503: |
| 612 | hw->mac_type = em_pch2lan; |
| 613 | break; |
| 614 | case E1000_DEV_ID_PCH_LPT_I217_LM0x153A: |
| 615 | case E1000_DEV_ID_PCH_LPT_I217_V0x153B: |
| 616 | case E1000_DEV_ID_PCH_LPTLP_I218_LM0x155A: |
| 617 | case E1000_DEV_ID_PCH_LPTLP_I218_V0x1559: |
| 618 | case E1000_DEV_ID_PCH_I218_LM20x15A0: |
| 619 | case E1000_DEV_ID_PCH_I218_V20x15A1: |
| 620 | case E1000_DEV_ID_PCH_I218_LM30x15A2: |
| 621 | case E1000_DEV_ID_PCH_I218_V30x15A3: |
| 622 | hw->mac_type = em_pch_lpt; |
| 623 | break; |
| 624 | case E1000_DEV_ID_PCH_SPT_I219_LM0x156F: |
| 625 | case E1000_DEV_ID_PCH_SPT_I219_V0x1570: |
| 626 | case E1000_DEV_ID_PCH_SPT_I219_LM20x15B7: |
| 627 | case E1000_DEV_ID_PCH_SPT_I219_V20x15B8: |
| 628 | case E1000_DEV_ID_PCH_LBG_I219_LM30x15B9: |
| 629 | case E1000_DEV_ID_PCH_SPT_I219_LM40x15D7: |
| 630 | case E1000_DEV_ID_PCH_SPT_I219_V40x15D8: |
| 631 | case E1000_DEV_ID_PCH_SPT_I219_LM50x15E3: |
| 632 | case E1000_DEV_ID_PCH_SPT_I219_V50x15D6: |
| 633 | case E1000_DEV_ID_PCH_CMP_I219_LM120x0D53: |
| 634 | case E1000_DEV_ID_PCH_CMP_I219_V120x0D55: |
| 635 | hw->mac_type = em_pch_spt; |
| 636 | break; |
| 637 | case E1000_DEV_ID_PCH_CNP_I219_LM60x15BD: |
| 638 | case E1000_DEV_ID_PCH_CNP_I219_V60x15BE: |
| 639 | case E1000_DEV_ID_PCH_CNP_I219_LM70x15BB: |
| 640 | case E1000_DEV_ID_PCH_CNP_I219_V70x15BC: |
| 641 | case E1000_DEV_ID_PCH_ICP_I219_LM80x15DF: |
| 642 | case E1000_DEV_ID_PCH_ICP_I219_V80x15E0: |
| 643 | case E1000_DEV_ID_PCH_ICP_I219_LM90x15E1: |
| 644 | case E1000_DEV_ID_PCH_ICP_I219_V90x15E2: |
| 645 | case E1000_DEV_ID_PCH_CMP_I219_LM100x0D4E: |
| 646 | case E1000_DEV_ID_PCH_CMP_I219_V100x0D4F: |
| 647 | case E1000_DEV_ID_PCH_CMP_I219_LM110x0D4C: |
| 648 | case E1000_DEV_ID_PCH_CMP_I219_V110x0D4D: |
| 649 | hw->mac_type = em_pch_cnp; |
| 650 | break; |
| 651 | case E1000_DEV_ID_PCH_TGP_I219_LM130x15FB: |
| 652 | case E1000_DEV_ID_PCH_TGP_I219_V130x15FC: |
| 653 | case E1000_DEV_ID_PCH_TGP_I219_LM140x15F9: |
| 654 | case E1000_DEV_ID_PCH_TGP_I219_V140x15FA: |
| 655 | case E1000_DEV_ID_PCH_TGP_I219_LM150x15F4: |
| 656 | case E1000_DEV_ID_PCH_TGP_I219_V150x15F5: |
| 657 | hw->mac_type = em_pch_tgp; |
| 658 | break; |
| 659 | case E1000_DEV_ID_PCH_ADP_I219_LM160x1A1E: |
| 660 | case E1000_DEV_ID_PCH_ADP_I219_V160x1A1F: |
| 661 | case E1000_DEV_ID_PCH_ADP_I219_LM170x1A1C: |
| 662 | case E1000_DEV_ID_PCH_ADP_I219_V170x1A1D: |
| 663 | case E1000_DEV_ID_PCH_RPL_I219_LM220x0DC7: |
| 664 | case E1000_DEV_ID_PCH_RPL_I219_V220x0DC8: |
| 665 | case E1000_DEV_ID_PCH_RPL_I219_LM230x0DC5: |
| 666 | case E1000_DEV_ID_PCH_RPL_I219_V230x0DC6: |
| 667 | hw->mac_type = em_pch_adp; |
| 668 | break; |
| 669 | case E1000_DEV_ID_PCH_MTP_I219_LM180x550A: |
| 670 | case E1000_DEV_ID_PCH_MTP_I219_V180x550B: |
| 671 | case E1000_DEV_ID_PCH_MTP_I219_LM190x550C: |
| 672 | case E1000_DEV_ID_PCH_MTP_I219_V190x550D: |
| 673 | case E1000_DEV_ID_PCH_LNP_I219_LM200x550E: |
| 674 | case E1000_DEV_ID_PCH_LNP_I219_V200x550F: |
| 675 | case E1000_DEV_ID_PCH_LNP_I219_LM210x5510: |
| 676 | case E1000_DEV_ID_PCH_LNP_I219_V210x5511: |
| 677 | case E1000_DEV_ID_PCH_ARL_I219_LM240x57A0: |
| 678 | case E1000_DEV_ID_PCH_ARL_I219_V240x57A1: |
| 679 | hw->mac_type = em_pch_adp; /* pch_mtp */ |
| 680 | break; |
| 681 | case E1000_DEV_ID_EP80579_LAN_10x5040: |
| 682 | hw->mac_type = em_icp_xxxx; |
| 683 | hw->icp_xxxx_port_num = 0; |
| 684 | break; |
| 685 | case E1000_DEV_ID_EP80579_LAN_20x5044: |
| 686 | case E1000_DEV_ID_EP80579_LAN_40x5041: |
| 687 | hw->mac_type = em_icp_xxxx; |
| 688 | hw->icp_xxxx_port_num = 1; |
| 689 | break; |
| 690 | case E1000_DEV_ID_EP80579_LAN_30x5048: |
| 691 | case E1000_DEV_ID_EP80579_LAN_50x5045: |
| 692 | hw->mac_type = em_icp_xxxx; |
| 693 | hw->icp_xxxx_port_num = 2; |
| 694 | break; |
| 695 | case E1000_DEV_ID_EP80579_LAN_60x5049: |
| 696 | hw->mac_type = em_icp_xxxx; |
| 697 | hw->icp_xxxx_port_num = 3; |
| 698 | break; |
| 699 | default: |
| 700 | /* Should never have loaded on this device */ |
| 701 | return -E1000_ERR_MAC_TYPE5; |
| 702 | } |
| 703 | |
| 704 | switch (hw->mac_type) { |
| 705 | case em_ich8lan: |
| 706 | case em_ich9lan: |
| 707 | case em_ich10lan: |
| 708 | case em_pchlan: |
| 709 | case em_pch2lan: |
| 710 | case em_pch_lpt: |
| 711 | case em_pch_spt: |
| 712 | case em_pch_cnp: |
| 713 | case em_pch_tgp: |
| 714 | case em_pch_adp: |
| 715 | hw->swfwhw_semaphore_present = TRUE1; |
| 716 | hw->asf_firmware_present = TRUE1; |
| 717 | break; |
| 718 | case em_80003es2lan: |
| 719 | case em_82575: |
| 720 | case em_82576: |
| 721 | case em_82580: |
| 722 | case em_i210: |
| 723 | case em_i350: |
| 724 | hw->swfw_sync_present = TRUE1; |
| 725 | /* FALLTHROUGH */ |
| 726 | case em_82571: |
| 727 | case em_82572: |
| 728 | case em_82573: |
| 729 | case em_82574: |
| 730 | hw->eeprom_semaphore_present = TRUE1; |
| 731 | /* FALLTHROUGH */ |
| 732 | case em_82541: |
| 733 | case em_82547: |
| 734 | case em_82541_rev_2: |
| 735 | case em_82547_rev_2: |
| 736 | hw->asf_firmware_present = TRUE1; |
| 737 | break; |
| 738 | default: |
| 739 | break; |
| 740 | } |
| 741 | |
| 742 | return E1000_SUCCESS0; |
| 743 | } |
| 744 | |
| 745 | /** |
| 746 | * em_set_sfp_media_type_82575 - derives SFP module media type. |
| 747 | * @hw: pointer to the HW structure |
| 748 | * |
| 749 | * The media type is chosen based on SFP module. |
| 750 | * compatibility flags retrieved from SFP ID EEPROM. |
| 751 | **/ |
| 752 | STATIC int32_t em_set_sfp_media_type_82575(struct em_hw *hw) |
| 753 | { |
| 754 | struct sfp_e1000_flags eth_flags; |
| 755 | int32_t ret_val = E1000_ERR_CONFIG3; |
| 756 | uint32_t ctrl_ext = 0; |
| 757 | uint8_t transceiver_type = 0; |
| 758 | int32_t timeout = 3; |
| 759 | |
| 760 | /* Turn I2C interface ON and power on sfp cage */ |
| 761 | ctrl_ext = E1000_READ_REG(hw, CTRL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))))); |
| 762 | ctrl_ext &= ~E1000_CTRL_EXT_SDP3_DATA0x00000080; |
| 763 | E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext | E1000_CTRL_I2C_ENA)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (ctrl_ext | 0x02000000))); |
| 764 | |
| 765 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 766 | |
| 767 | /* Read SFP module data */ |
| 768 | while (timeout) { |
| 769 | ret_val = em_read_sfp_data_byte(hw, |
| 770 | E1000_I2CCMD_SFP_DATA_ADDR(E1000_SFF_IDENTIFIER_OFFSET)(0x0000 + (0x00)), |
| 771 | &transceiver_type); |
| 772 | if (ret_val == E1000_SUCCESS0) |
| 773 | break; |
| 774 | msec_delay(100)(*delay_func)(1000*(100)); |
| 775 | timeout--; |
| 776 | } |
| 777 | if (ret_val != E1000_SUCCESS0) |
| 778 | goto out; |
| 779 | |
| 780 | ret_val = em_read_sfp_data_byte(hw, |
| 781 | E1000_I2CCMD_SFP_DATA_ADDR(E1000_SFF_ETH_FLAGS_OFFSET)(0x0000 + (0x06)), |
| 782 | (uint8_t *)ð_flags); |
| 783 | if (ret_val != E1000_SUCCESS0) |
| 784 | goto out; |
| 785 | |
| 786 | /* Check if there is some SFP module plugged and powered */ |
| 787 | if ((transceiver_type == E1000_SFF_IDENTIFIER_SFP0x03) || |
| 788 | (transceiver_type == E1000_SFF_IDENTIFIER_SFF0x02)) { |
| 789 | if (eth_flags.e1000_base_lx || eth_flags.e1000_base_sx) { |
| 790 | hw->media_type = em_media_type_internal_serdes; |
| 791 | } else if (eth_flags.e100_base_fx || eth_flags.e100_base_lx) { |
| 792 | hw->media_type = em_media_type_internal_serdes; |
| 793 | hw->sgmii_active = TRUE1; |
| 794 | } else if (eth_flags.e1000_base_t) { |
| 795 | hw->media_type = em_media_type_copper; |
| 796 | hw->sgmii_active = TRUE1; |
| 797 | } else { |
| 798 | DEBUGOUT("PHY module has not been recognized\n"); |
| 799 | ret_val = E1000_ERR_CONFIG3; |
| 800 | goto out; |
| 801 | } |
| 802 | } else { |
| 803 | ret_val = E1000_ERR_CONFIG3; |
| 804 | goto out; |
| 805 | } |
| 806 | ret_val = E1000_SUCCESS0; |
| 807 | out: |
| 808 | /* Restore I2C interface setting */ |
| 809 | E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (ctrl_ext))); |
| 810 | return ret_val; |
| 811 | } |
| 812 | |
| 813 | |
| 814 | /***************************************************************************** |
| 815 | * Set media type and TBI compatibility. |
| 816 | * |
| 817 | * hw - Struct containing variables accessed by shared code |
| 818 | * **************************************************************************/ |
| 819 | void |
| 820 | em_set_media_type(struct em_hw *hw) |
| 821 | { |
| 822 | uint32_t status, ctrl_ext, mdic; |
| 823 | DEBUGFUNC("em_set_media_type");; |
| 824 | |
| 825 | if (hw->mac_type != em_82543) { |
| 826 | /* tbi_compatibility is only valid on 82543 */ |
| 827 | hw->tbi_compatibility_en = FALSE0; |
| 828 | } |
| 829 | |
| 830 | if (hw->mac_type == em_82575 || hw->mac_type == em_82580 || |
| 831 | hw->mac_type == em_82576 || |
| 832 | hw->mac_type == em_i210 || hw->mac_type == em_i350) { |
| 833 | hw->media_type = em_media_type_copper; |
| 834 | hw->sgmii_active = FALSE0; |
| 835 | |
| 836 | ctrl_ext = E1000_READ_REG(hw, CTRL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))))); |
| 837 | switch (ctrl_ext & E1000_CTRL_EXT_LINK_MODE_MASK0x00C00000) { |
| 838 | case E1000_CTRL_EXT_LINK_MODE_1000BASE_KX0x00400000: |
| 839 | hw->media_type = em_media_type_internal_serdes; |
| 840 | ctrl_ext |= E1000_CTRL_I2C_ENA0x02000000; |
| 841 | break; |
| 842 | case E1000_CTRL_EXT_LINK_MODE_SGMII0x00800000: |
| 843 | mdic = EM_READ_REG(hw, E1000_MDICNFG)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (0x00E04))); |
| 844 | ctrl_ext |= E1000_CTRL_I2C_ENA0x02000000; |
| 845 | if (mdic & E1000_MDICNFG_EXT_MDIO0x80000000) { |
| 846 | hw->media_type = em_media_type_copper; |
| 847 | hw->sgmii_active = TRUE1; |
| 848 | break; |
| 849 | } |
| 850 | /* FALLTHROUGH */ |
| 851 | case E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES0x00C00000: |
| 852 | ctrl_ext |= E1000_CTRL_I2C_ENA0x02000000; |
| 853 | if (em_set_sfp_media_type_82575(hw) != 0) { |
| 854 | hw->media_type = em_media_type_internal_serdes; |
| 855 | if ((ctrl_ext & E1000_CTRL_EXT_LINK_MODE_MASK0x00C00000) == |
| 856 | E1000_CTRL_EXT_LINK_MODE_SGMII0x00800000) { |
| 857 | hw->media_type = em_media_type_copper; |
| 858 | hw->sgmii_active = TRUE1; |
| 859 | } |
| 860 | } |
| 861 | |
| 862 | ctrl_ext &= ~E1000_CTRL_EXT_LINK_MODE_MASK0x00C00000; |
| 863 | if (hw->sgmii_active) |
| 864 | ctrl_ext |= E1000_CTRL_EXT_LINK_MODE_SGMII0x00800000; |
| 865 | else |
| 866 | ctrl_ext |= E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES0x00C00000; |
| 867 | break; |
| 868 | default: |
| 869 | ctrl_ext &= ~E1000_CTRL_I2C_ENA0x02000000; |
| 870 | break; |
| 871 | } |
| 872 | E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (ctrl_ext))); |
| 873 | return; |
| 874 | } |
| 875 | |
| 876 | switch (hw->device_id) { |
| 877 | case E1000_DEV_ID_82545GM_SERDES0x1028: |
| 878 | case E1000_DEV_ID_82546GB_SERDES0x107B: |
| 879 | case E1000_DEV_ID_82571EB_SERDES0x1060: |
| 880 | case E1000_DEV_ID_82571EB_SERDES_DUAL0x10D9: |
| 881 | case E1000_DEV_ID_82571EB_SERDES_QUAD0x10DA: |
| 882 | case E1000_DEV_ID_82572EI_SERDES0x107F: |
| 883 | case E1000_DEV_ID_80003ES2LAN_SERDES_DPT0x1098: |
| 884 | hw->media_type = em_media_type_internal_serdes; |
| 885 | break; |
| 886 | case E1000_DEV_ID_EP80579_LAN_10x5040: |
| 887 | case E1000_DEV_ID_EP80579_LAN_20x5044: |
| 888 | case E1000_DEV_ID_EP80579_LAN_30x5048: |
| 889 | case E1000_DEV_ID_EP80579_LAN_40x5041: |
| 890 | case E1000_DEV_ID_EP80579_LAN_50x5045: |
| 891 | case E1000_DEV_ID_EP80579_LAN_60x5049: |
| 892 | hw->media_type = em_media_type_copper; |
| 893 | break; |
| 894 | default: |
| 895 | switch (hw->mac_type) { |
| 896 | case em_82542_rev2_0: |
| 897 | case em_82542_rev2_1: |
| 898 | hw->media_type = em_media_type_fiber; |
| 899 | break; |
| 900 | case em_ich8lan: |
| 901 | case em_ich9lan: |
| 902 | case em_ich10lan: |
| 903 | case em_pchlan: |
| 904 | case em_pch2lan: |
| 905 | case em_pch_lpt: |
| 906 | case em_pch_spt: |
| 907 | case em_pch_cnp: |
| 908 | case em_pch_tgp: |
| 909 | case em_pch_adp: |
| 910 | case em_82573: |
| 911 | case em_82574: |
| 912 | /* |
| 913 | * The STATUS_TBIMODE bit is reserved or reused for |
| 914 | * the this device. |
| 915 | */ |
| 916 | hw->media_type = em_media_type_copper; |
| 917 | break; |
| 918 | default: |
| 919 | status = E1000_READ_REG(hw, STATUS)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 920 | if (status & E1000_STATUS_TBIMODE0x00000020) { |
| 921 | hw->media_type = em_media_type_fiber; |
| 922 | /* tbi_compatibility not valid on fiber */ |
| 923 | hw->tbi_compatibility_en = FALSE0; |
| 924 | } else { |
| 925 | hw->media_type = em_media_type_copper; |
| 926 | } |
| 927 | break; |
| 928 | } |
| 929 | } |
| 930 | } |
| 931 | /****************************************************************************** |
| 932 | * Reset the transmit and receive units; mask and clear all interrupts. |
| 933 | * |
| 934 | * hw - Struct containing variables accessed by shared code |
| 935 | *****************************************************************************/ |
| 936 | int32_t |
| 937 | em_reset_hw(struct em_hw *hw) |
| 938 | { |
| 939 | uint32_t ctrl; |
| 940 | uint32_t ctrl_ext; |
| 941 | uint32_t icr; |
| 942 | uint32_t manc; |
| 943 | uint32_t led_ctrl; |
| 944 | uint32_t timeout; |
| 945 | uint32_t extcnf_ctrl; |
| 946 | int32_t ret_val; |
| 947 | DEBUGFUNC("em_reset_hw");; |
| 948 | |
| 949 | /* For 82542 (rev 2.0), disable MWI before issuing a device reset */ |
| 950 | if (hw->mac_type == em_82542_rev2_0) { |
| 951 | DEBUGOUT("Disabling MWI on 82542 rev 2.0\n"); |
| 952 | em_pci_clear_mwi(hw); |
| 953 | } |
| 954 | if (hw->bus_type == em_bus_type_pci_express) { |
| 955 | /* |
| 956 | * Prevent the PCI-E bus from sticking if there is no TLP |
| 957 | * connection on the last TLP read/write transaction when MAC |
| 958 | * is reset. |
| 959 | */ |
| 960 | if (em_disable_pciex_master(hw) != E1000_SUCCESS0) { |
| 961 | DEBUGOUT("PCI-E Master disable polling has failed.\n"); |
| 962 | } |
| 963 | } |
| 964 | |
| 965 | /* Set the completion timeout for 82575 chips */ |
| 966 | if (hw->mac_type == em_82575 || hw->mac_type == em_82580 || |
| 967 | hw->mac_type == em_82576 || |
| 968 | hw->mac_type == em_i210 || hw->mac_type == em_i350) { |
| 969 | ret_val = em_set_pciex_completion_timeout(hw); |
| 970 | if (ret_val) { |
| 971 | DEBUGOUT("PCI-E Set completion timeout has failed.\n"); |
| 972 | } |
| 973 | } |
| 974 | |
| 975 | /* Clear interrupt mask to stop board from generating interrupts */ |
| 976 | DEBUGOUT("Masking off all interrupts\n"); |
| 977 | E1000_WRITE_REG(hw, IMC, 0xffffffff)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x000D8 : em_translate_82542_register (0x000D8))), (0xffffffff))); |
| 978 | /* |
| 979 | * Disable the Transmit and Receive units. Then delay to allow any |
| 980 | * pending transactions to complete before we hit the MAC with the |
| 981 | * global reset. |
| 982 | */ |
| 983 | E1000_WRITE_REG(hw, RCTL, 0)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00100 : em_translate_82542_register (0x00100))), (0))); |
| 984 | E1000_WRITE_REG(hw, TCTL, E1000_TCTL_PSP)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00400 : em_translate_82542_register (0x00400))), (0x00000008))); |
| 985 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 986 | /* |
| 987 | * The tbi_compatibility_on Flag must be cleared when Rctl is |
| 988 | * cleared. |
| 989 | */ |
| 990 | hw->tbi_compatibility_on = FALSE0; |
| 991 | /* |
| 992 | * Delay to allow any outstanding PCI transactions to complete before |
| 993 | * resetting the device |
| 994 | */ |
| 995 | msec_delay(10)(*delay_func)(1000*(10)); |
| 996 | |
| 997 | ctrl = E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))); |
| 998 | |
| 999 | /* Must reset the PHY before resetting the MAC */ |
| 1000 | if ((hw->mac_type == em_82541) || (hw->mac_type == em_82547)) { |
| 1001 | E1000_WRITE_REG(hw, CTRL, (ctrl | E1000_CTRL_PHY_RST))((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), ((ctrl | 0x80000000)))); |
| 1002 | msec_delay(5)(*delay_func)(1000*(5)); |
| 1003 | } |
| 1004 | /* |
| 1005 | * Must acquire the MDIO ownership before MAC reset. Ownership |
| 1006 | * defaults to firmware after a reset. |
| 1007 | */ |
| 1008 | if ((hw->mac_type == em_82573) || (hw->mac_type == em_82574)) { |
| 1009 | timeout = 10; |
| 1010 | |
| 1011 | extcnf_ctrl = E1000_READ_REG(hw, EXTCNF_CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F00 : em_translate_82542_register (0x00F00))))); |
| 1012 | extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP0x00000020; |
| 1013 | |
| 1014 | do { |
| 1015 | E1000_WRITE_REG(hw, EXTCNF_CTRL, extcnf_ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F00 : em_translate_82542_register (0x00F00))), (extcnf_ctrl))); |
| 1016 | extcnf_ctrl = E1000_READ_REG(hw, EXTCNF_CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F00 : em_translate_82542_register (0x00F00))))); |
| 1017 | |
| 1018 | if (extcnf_ctrl & E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP0x00000020) |
| 1019 | break; |
| 1020 | else |
| 1021 | extcnf_ctrl |= |
| 1022 | E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP0x00000020; |
| 1023 | |
| 1024 | msec_delay(2)(*delay_func)(1000*(2)); |
| 1025 | timeout--; |
| 1026 | } while (timeout); |
| 1027 | } |
| 1028 | /* Workaround for ICH8 bit corruption issue in FIFO memory */ |
| 1029 | if (hw->mac_type == em_ich8lan) { |
| 1030 | /* Set Tx and Rx buffer allocation to 8k apiece. */ |
| 1031 | E1000_WRITE_REG(hw, PBA, E1000_PBA_8K)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x01000 : em_translate_82542_register (0x01000))), (0x0008))); |
| 1032 | /* Set Packet Buffer Size to 16k. */ |
| 1033 | E1000_WRITE_REG(hw, PBS, E1000_PBS_16K)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x01008 : em_translate_82542_register (0x01008))), (0x0010))); |
| 1034 | } |
| 1035 | /* |
| 1036 | * Issue a global reset to the MAC. This will reset the chip's |
| 1037 | * transmit, receive, DMA, and link units. It will not effect the |
| 1038 | * current PCI configuration. The global reset bit is self- |
| 1039 | * clearing, and should clear within a microsecond. |
| 1040 | */ |
| 1041 | DEBUGOUT("Issuing a global reset to MAC\n"); |
| 1042 | |
| 1043 | switch (hw->mac_type) { |
| 1044 | case em_82544: |
| 1045 | case em_82540: |
| 1046 | case em_82545: |
| 1047 | case em_82546: |
| 1048 | case em_82541: |
| 1049 | case em_82541_rev_2: |
| 1050 | /* |
| 1051 | * These controllers can't ack the 64-bit write when issuing |
| 1052 | * the reset, so use IO-mapping as a workaround to issue the |
| 1053 | * reset |
| 1054 | */ |
| 1055 | E1000_WRITE_REG_IO(hw, CTRL, (ctrl | E1000_CTRL_RST))em_write_reg_io((hw), 0x00000, (ctrl | 0x04000000)); |
| 1056 | break; |
| 1057 | case em_82545_rev_3: |
| 1058 | case em_82546_rev_3: |
| 1059 | /* Reset is performed on a shadow of the control register */ |
| 1060 | E1000_WRITE_REG(hw, CTRL_DUP, (ctrl | E1000_CTRL_RST))((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00004 : em_translate_82542_register (0x00004))), ((ctrl | 0x04000000)))); |
| 1061 | break; |
| 1062 | case em_ich8lan: |
| 1063 | case em_ich9lan: |
| 1064 | case em_ich10lan: |
| 1065 | case em_pchlan: |
| 1066 | case em_pch2lan: |
| 1067 | case em_pch_lpt: |
| 1068 | case em_pch_spt: |
| 1069 | case em_pch_cnp: |
| 1070 | case em_pch_tgp: |
| 1071 | case em_pch_adp: |
| 1072 | if (!hw->phy_reset_disable && |
| 1073 | em_check_phy_reset_block(hw) == E1000_SUCCESS0) { |
| 1074 | /* |
| 1075 | * PHY HW reset requires MAC CORE reset at the same |
| 1076 | * time to make sure the interface between MAC and |
| 1077 | * the external PHY is reset. |
| 1078 | */ |
| 1079 | ctrl |= E1000_CTRL_PHY_RST0x80000000; |
| 1080 | /* |
| 1081 | * Gate automatic PHY configuration by hardware on |
| 1082 | * non-managed 82579 |
| 1083 | */ |
| 1084 | if ((hw->mac_type == em_pch2lan) && |
| 1085 | !(E1000_READ_REG(hw, FWSM)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B54 : em_translate_82542_register (0x05B54))))) & E1000_FWSM_FW_VALID0x00008000)) { |
| 1086 | em_gate_hw_phy_config_ich8lan(hw, TRUE1); |
| 1087 | } |
| 1088 | } |
| 1089 | em_get_software_flag(hw); |
| 1090 | E1000_WRITE_REG(hw, CTRL, (ctrl | E1000_CTRL_RST))((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), ((ctrl | 0x04000000)))); |
| 1091 | /* HW reset releases software_flag */ |
| 1092 | hw->sw_flag = 0; |
| 1093 | msec_delay(20)(*delay_func)(1000*(20)); |
| 1094 | |
| 1095 | /* Ungate automatic PHY configuration on non-managed 82579 */ |
| 1096 | if (hw->mac_type == em_pch2lan && !hw->phy_reset_disable && |
| 1097 | !(E1000_READ_REG(hw, FWSM)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B54 : em_translate_82542_register (0x05B54))))) & E1000_FWSM_FW_VALID0x00008000)) { |
| 1098 | msec_delay(10)(*delay_func)(1000*(10)); |
| 1099 | em_gate_hw_phy_config_ich8lan(hw, FALSE0); |
| 1100 | } |
| 1101 | break; |
| 1102 | default: |
| 1103 | E1000_WRITE_REG(hw, CTRL, (ctrl | E1000_CTRL_RST))((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), ((ctrl | 0x04000000)))); |
| 1104 | break; |
| 1105 | } |
| 1106 | |
| 1107 | if (em_check_phy_reset_block(hw) == E1000_SUCCESS0) { |
| 1108 | if (hw->mac_type == em_pchlan) { |
| 1109 | ret_val = em_hv_phy_workarounds_ich8lan(hw); |
| 1110 | if (ret_val) |
| 1111 | return ret_val; |
| 1112 | } |
| 1113 | else if (hw->mac_type == em_pch2lan) { |
| 1114 | ret_val = em_lv_phy_workarounds_ich8lan(hw); |
| 1115 | if (ret_val) |
| 1116 | return ret_val; |
| 1117 | } |
| 1118 | } |
| 1119 | |
| 1120 | /* |
| 1121 | * After MAC reset, force reload of EEPROM to restore power-on |
| 1122 | * settings to device. Later controllers reload the EEPROM |
| 1123 | * automatically, so just wait for reload to complete. |
| 1124 | */ |
| 1125 | switch (hw->mac_type) { |
| 1126 | case em_82542_rev2_0: |
| 1127 | case em_82542_rev2_1: |
| 1128 | case em_82543: |
| 1129 | case em_82544: |
| 1130 | /* Wait for reset to complete */ |
| 1131 | usec_delay(10)(*delay_func)(10); |
| 1132 | ctrl_ext = E1000_READ_REG(hw, CTRL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))))); |
| 1133 | ctrl_ext |= E1000_CTRL_EXT_EE_RST0x00002000; |
| 1134 | E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (ctrl_ext))); |
| 1135 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 1136 | /* Wait for EEPROM reload */ |
| 1137 | msec_delay(2)(*delay_func)(1000*(2)); |
| 1138 | break; |
| 1139 | case em_82541: |
| 1140 | case em_82541_rev_2: |
| 1141 | case em_82547: |
| 1142 | case em_82547_rev_2: |
| 1143 | /* Wait for EEPROM reload */ |
| 1144 | msec_delay(20)(*delay_func)(1000*(20)); |
| 1145 | break; |
| 1146 | case em_82573: |
| 1147 | case em_82574: |
| 1148 | if (em_is_onboard_nvm_eeprom(hw) == FALSE0) { |
| 1149 | usec_delay(10)(*delay_func)(10); |
| 1150 | ctrl_ext = E1000_READ_REG(hw, CTRL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))))); |
| 1151 | ctrl_ext |= E1000_CTRL_EXT_EE_RST0x00002000; |
| 1152 | E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (ctrl_ext))); |
| 1153 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 1154 | } |
| 1155 | /* FALLTHROUGH */ |
| 1156 | |
| 1157 | /* Auto read done will delay 5ms or poll based on mac type */ |
| 1158 | ret_val = em_get_auto_rd_done(hw); |
| 1159 | if (ret_val) |
| 1160 | return ret_val; |
| 1161 | break; |
| 1162 | default: |
| 1163 | /* Wait for EEPROM reload (it happens automatically) */ |
| 1164 | msec_delay(5)(*delay_func)(1000*(5)); |
| 1165 | break; |
| 1166 | } |
| 1167 | |
| 1168 | /* Disable HW ARPs on ASF enabled adapters */ |
| 1169 | if (hw->mac_type >= em_82540 && hw->mac_type <= em_82547_rev_2 && |
| 1170 | hw->mac_type != em_icp_xxxx) { |
| 1171 | manc = E1000_READ_REG(hw, MANC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05820 : em_translate_82542_register (0x05820))))); |
| 1172 | manc &= ~(E1000_MANC_ARP_EN0x00002000); |
| 1173 | E1000_WRITE_REG(hw, MANC, manc)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05820 : em_translate_82542_register (0x05820))), (manc))); |
| 1174 | } |
| 1175 | if ((hw->mac_type == em_82541) || (hw->mac_type == em_82547)) { |
| 1176 | em_phy_init_script(hw); |
| 1177 | |
| 1178 | /* Configure activity LED after PHY reset */ |
| 1179 | led_ctrl = E1000_READ_REG(hw, LEDCTL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00E00 : em_translate_82542_register (0x00E00))))); |
| 1180 | led_ctrl &= IGP_ACTIVITY_LED_MASK0xFFFFF0FF; |
| 1181 | led_ctrl |= (IGP_ACTIVITY_LED_ENABLE0x0300 | IGP_LED3_MODE0x07000000); |
| 1182 | E1000_WRITE_REG(hw, LEDCTL, led_ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00E00 : em_translate_82542_register (0x00E00))), (led_ctrl))); |
| 1183 | } |
| 1184 | |
| 1185 | /* |
| 1186 | * For PCH, this write will make sure that any noise |
| 1187 | * will be detected as a CRC error and be dropped rather than show up |
| 1188 | * as a bad packet to the DMA engine. |
| 1189 | */ |
| 1190 | if (hw->mac_type == em_pchlan) |
| 1191 | E1000_WRITE_REG(hw, CRC_OFFSET, 0x65656565)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05F50 : em_translate_82542_register (0x05F50))), (0x65656565))); |
| 1192 | |
| 1193 | /* Clear interrupt mask to stop board from generating interrupts */ |
| 1194 | DEBUGOUT("Masking off all interrupts\n"); |
| 1195 | E1000_WRITE_REG(hw, IMC, 0xffffffff)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x000D8 : em_translate_82542_register (0x000D8))), (0xffffffff))); |
| 1196 | |
| 1197 | /* Clear any pending interrupt events. */ |
| 1198 | icr = E1000_READ_REG(hw, ICR)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x000C0 : em_translate_82542_register (0x000C0))))); |
| 1199 | |
| 1200 | /* If MWI was previously enabled, reenable it. */ |
| 1201 | if (hw->mac_type == em_82542_rev2_0) { |
| 1202 | if (hw->pci_cmd_word & CMD_MEM_WRT_INVALIDATE0x0010) |
| 1203 | em_pci_set_mwi(hw); |
| 1204 | } |
| 1205 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 1206 | uint32_t kab = E1000_READ_REG(hw, KABGTXD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x03004 : em_translate_82542_register (0x03004))))); |
| 1207 | kab |= E1000_KABGTXD_BGSQLBIAS0x00050000; |
| 1208 | E1000_WRITE_REG(hw, KABGTXD, kab)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x03004 : em_translate_82542_register (0x03004))), (kab))); |
| 1209 | } |
| 1210 | |
| 1211 | if (hw->mac_type == em_82580 || hw->mac_type == em_i350) { |
| 1212 | uint32_t mdicnfg; |
| 1213 | uint16_t nvm_data; |
| 1214 | |
| 1215 | /* clear global device reset status bit */ |
| 1216 | EM_WRITE_REG(hw, E1000_STATUS, E1000_STATUS_DEV_RST_SET)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (0x00008), (0x00100000))); |
| 1217 | |
| 1218 | em_read_eeprom(hw, EEPROM_INIT_CONTROL3_PORT_A0x0024 + |
| 1219 | NVM_82580_LAN_FUNC_OFFSET(hw->bus_func)(hw->bus_func ? (0x40 + (0x40 * hw->bus_func)) : 0), 1, |
| 1220 | &nvm_data); |
| 1221 | |
| 1222 | mdicnfg = EM_READ_REG(hw, E1000_MDICNFG)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (0x00E04))); |
| 1223 | if (nvm_data & NVM_WORD24_EXT_MDIO0x0004) |
| 1224 | mdicnfg |= E1000_MDICNFG_EXT_MDIO0x80000000; |
| 1225 | if (nvm_data & NVM_WORD24_COM_MDIO0x0008) |
| 1226 | mdicnfg |= E1000_MDICNFG_COM_MDIO0x40000000; |
| 1227 | EM_WRITE_REG(hw, E1000_MDICNFG, mdicnfg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (0x00E04), (mdicnfg))); |
| 1228 | } |
| 1229 | |
| 1230 | if (hw->mac_type == em_i210 || hw->mac_type == em_i350) |
| 1231 | em_set_eee_i350(hw); |
| 1232 | |
| 1233 | return E1000_SUCCESS0; |
| 1234 | } |
| 1235 | |
| 1236 | /****************************************************************************** |
| 1237 | * |
| 1238 | * Initialize a number of hardware-dependent bits |
| 1239 | * |
| 1240 | * hw: Struct containing variables accessed by shared code |
| 1241 | * |
| 1242 | *****************************************************************************/ |
| 1243 | STATIC void |
| 1244 | em_initialize_hardware_bits(struct em_softc *sc) |
| 1245 | { |
| 1246 | struct em_hw *hw = &sc->hw; |
| 1247 | struct em_queue *que; |
| 1248 | |
| 1249 | DEBUGFUNC("em_initialize_hardware_bits");; |
| 1250 | |
| 1251 | if ((hw->mac_type >= em_82571) && (!hw->initialize_hw_bits_disable)) { |
| 1252 | /* Settings common to all silicon */ |
| 1253 | uint32_t reg_ctrl, reg_ctrl_ext; |
| 1254 | uint32_t reg_tarc0, reg_tarc1; |
| 1255 | uint32_t reg_tctl; |
| 1256 | uint32_t reg_txdctl; |
| 1257 | reg_tarc0 = E1000_READ_REG(hw, TARC0)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x03840 : em_translate_82542_register (0x03840))))); |
| 1258 | reg_tarc0 &= ~0x78000000; /* Clear bits 30, 29, 28, and |
| 1259 | * 27 */ |
| 1260 | FOREACH_QUEUE(sc, que)for ((que) = (sc)->queues; (que) < ((sc)->queues + ( sc)->num_queues); (que)++) { |
| 1261 | reg_txdctl = E1000_READ_REG(hw, TXDCTL(que->me))((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? ((que->me) < 4 ? (0x03828 + ((que->me) * 0x100)) : (0x0E028 + ((que->me ) * 0x40))) : em_translate_82542_register(((que->me) < 4 ? (0x03828 + ((que->me) * 0x100)) : (0x0E028 + ((que-> me) * 0x40)))))))); |
| 1262 | reg_txdctl |= E1000_TXDCTL_COUNT_DESC0x00400000; /* Set bit 22 */ |
| 1263 | E1000_WRITE_REG(hw, TXDCTL(que->me), reg_txdctl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? ((que->me) < 4 ? (0x03828 + ((que->me) * 0x100)) : (0x0E028 + ((que->me ) * 0x40))) : em_translate_82542_register(((que->me) < 4 ? (0x03828 + ((que->me) * 0x100)) : (0x0E028 + ((que-> me) * 0x40)))))), (reg_txdctl))); |
| 1264 | } |
| 1265 | |
| 1266 | /* |
| 1267 | * Old code always initialized queue 1, |
| 1268 | * even when unused, keep behaviour |
| 1269 | */ |
| 1270 | if (sc->num_queues == 1) { |
| 1271 | reg_txdctl = E1000_READ_REG(hw, TXDCTL(1))((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? ((1) < 4 ? (0x03828 + ((1) * 0x100)) : (0x0E028 + ((1) * 0x40))) : em_translate_82542_register (((1) < 4 ? (0x03828 + ((1) * 0x100)) : (0x0E028 + ((1) * 0x40 )))))))); |
| 1272 | reg_txdctl |= E1000_TXDCTL_COUNT_DESC0x00400000; |
| 1273 | E1000_WRITE_REG(hw, TXDCTL(1), reg_txdctl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? ((1) < 4 ? (0x03828 + ((1) * 0x100)) : (0x0E028 + ((1) * 0x40))) : em_translate_82542_register (((1) < 4 ? (0x03828 + ((1) * 0x100)) : (0x0E028 + ((1) * 0x40 )))))), (reg_txdctl))); |
| 1274 | } |
| 1275 | |
| 1276 | switch (hw->mac_type) { |
| 1277 | case em_82571: |
| 1278 | case em_82572: |
| 1279 | reg_tarc1 = E1000_READ_REG(hw, TARC1)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x03940 : em_translate_82542_register (0x03940))))); |
| 1280 | reg_tctl = E1000_READ_REG(hw, TCTL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00400 : em_translate_82542_register (0x00400))))); |
| 1281 | |
| 1282 | /* Set the phy Tx compatible mode bits */ |
| 1283 | reg_tarc1 &= ~0x60000000; /* Clear bits 30 and 29 */ |
| 1284 | |
| 1285 | reg_tarc0 |= 0x07800000; /* Set TARC0 bits 23-26 */ |
| 1286 | reg_tarc1 |= 0x07000000; /* Set TARC1 bits 24-26 */ |
| 1287 | |
| 1288 | if (reg_tctl & E1000_TCTL_MULR0x10000000) |
| 1289 | /* Clear bit 28 if MULR is 1b */ |
| 1290 | reg_tarc1 &= ~0x10000000; |
| 1291 | else |
| 1292 | /* Set bit 28 if MULR is 0b */ |
| 1293 | reg_tarc1 |= 0x10000000; |
| 1294 | |
| 1295 | E1000_WRITE_REG(hw, TARC1, reg_tarc1)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x03940 : em_translate_82542_register (0x03940))), (reg_tarc1))); |
| 1296 | break; |
| 1297 | case em_82573: |
| 1298 | case em_82574: |
| 1299 | reg_ctrl_ext = E1000_READ_REG(hw, CTRL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))))); |
| 1300 | reg_ctrl = E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))); |
| 1301 | |
| 1302 | reg_ctrl_ext &= ~0x00800000; /* Clear bit 23 */ |
| 1303 | reg_ctrl_ext |= 0x00400000; /* Set bit 22 */ |
| 1304 | reg_ctrl &= ~0x20000000; /* Clear bit 29 */ |
| 1305 | |
| 1306 | E1000_WRITE_REG(hw, CTRL_EXT, reg_ctrl_ext)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (reg_ctrl_ext))); |
| 1307 | E1000_WRITE_REG(hw, CTRL, reg_ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (reg_ctrl))); |
| 1308 | break; |
| 1309 | case em_80003es2lan: |
| 1310 | if ((hw->media_type == em_media_type_fiber) || |
| 1311 | (hw->media_type == em_media_type_internal_serdes)) { |
| 1312 | /* Clear bit 20 */ |
| 1313 | reg_tarc0 &= ~0x00100000; |
| 1314 | } |
| 1315 | reg_tctl = E1000_READ_REG(hw, TCTL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00400 : em_translate_82542_register (0x00400))))); |
| 1316 | reg_tarc1 = E1000_READ_REG(hw, TARC1)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x03940 : em_translate_82542_register (0x03940))))); |
| 1317 | if (reg_tctl & E1000_TCTL_MULR0x10000000) |
| 1318 | /* Clear bit 28 if MULR is 1b */ |
| 1319 | reg_tarc1 &= ~0x10000000; |
| 1320 | else |
| 1321 | /* Set bit 28 if MULR is 0b */ |
| 1322 | reg_tarc1 |= 0x10000000; |
| 1323 | |
| 1324 | E1000_WRITE_REG(hw, TARC1, reg_tarc1)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x03940 : em_translate_82542_register (0x03940))), (reg_tarc1))); |
| 1325 | break; |
| 1326 | case em_ich8lan: |
| 1327 | case em_ich9lan: |
| 1328 | case em_ich10lan: |
| 1329 | case em_pchlan: |
| 1330 | case em_pch2lan: |
| 1331 | case em_pch_lpt: |
| 1332 | case em_pch_spt: |
| 1333 | case em_pch_cnp: |
| 1334 | case em_pch_tgp: |
| 1335 | case em_pch_adp: |
| 1336 | if (hw->mac_type == em_ich8lan) |
| 1337 | /* Set TARC0 bits 29 and 28 */ |
| 1338 | reg_tarc0 |= 0x30000000; |
| 1339 | |
| 1340 | reg_ctrl_ext = E1000_READ_REG(hw, CTRL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))))); |
| 1341 | reg_ctrl_ext |= 0x00400000; /* Set bit 22 */ |
| 1342 | /* Enable PHY low-power state when MAC is at D3 w/o WoL */ |
| 1343 | if (hw->mac_type >= em_pchlan) |
| 1344 | reg_ctrl_ext |= E1000_CTRL_EXT_PHYPDEN0x00100000; |
| 1345 | E1000_WRITE_REG(hw, CTRL_EXT, reg_ctrl_ext)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (reg_ctrl_ext))); |
| 1346 | |
| 1347 | reg_tarc0 |= 0x0d800000; /* Set TARC0 bits 23, |
| 1348 | * 24, 26, 27 */ |
| 1349 | |
| 1350 | reg_tarc1 = E1000_READ_REG(hw, TARC1)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x03940 : em_translate_82542_register (0x03940))))); |
| 1351 | reg_tctl = E1000_READ_REG(hw, TCTL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00400 : em_translate_82542_register (0x00400))))); |
| 1352 | |
| 1353 | if (reg_tctl & E1000_TCTL_MULR0x10000000) |
| 1354 | /* Clear bit 28 if MULR is 1b */ |
| 1355 | reg_tarc1 &= ~0x10000000; |
| 1356 | else |
| 1357 | /* Set bit 28 if MULR is 0b */ |
| 1358 | reg_tarc1 |= 0x10000000; |
| 1359 | |
| 1360 | reg_tarc1 |= 0x45000000; /* Set bit 24, 26 and |
| 1361 | * 30 */ |
| 1362 | |
| 1363 | E1000_WRITE_REG(hw, TARC1, reg_tarc1)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x03940 : em_translate_82542_register (0x03940))), (reg_tarc1))); |
| 1364 | break; |
| 1365 | default: |
| 1366 | break; |
| 1367 | } |
| 1368 | |
| 1369 | E1000_WRITE_REG(hw, TARC0, reg_tarc0)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x03840 : em_translate_82542_register (0x03840))), (reg_tarc0))); |
| 1370 | } |
| 1371 | } |
| 1372 | |
| 1373 | /** |
| 1374 | * e1000_toggle_lanphypc_pch_lpt - toggle the LANPHYPC pin value |
| 1375 | * @hw: pointer to the HW structure |
| 1376 | * |
| 1377 | * Toggling the LANPHYPC pin value fully power-cycles the PHY and is |
| 1378 | * used to reset the PHY to a quiescent state when necessary. |
| 1379 | **/ |
| 1380 | static void |
| 1381 | em_toggle_lanphypc_pch_lpt(struct em_hw *hw) |
| 1382 | { |
| 1383 | uint32_t mac_reg; |
| 1384 | |
| 1385 | DEBUGFUNC("e1000_toggle_lanphypc_pch_lpt");; |
| 1386 | |
| 1387 | /* Set Phy Config Counter to 50msec */ |
| 1388 | mac_reg = E1000_READ_REG(hw, FEXTNVM3)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x0003C : em_translate_82542_register (0x0003C))))); |
| 1389 | mac_reg &= ~E1000_FEXTNVM3_PHY_CFG_COUNTER_MASK0x0C000000; |
| 1390 | mac_reg |= E1000_FEXTNVM3_PHY_CFG_COUNTER_50MSEC0x08000000; |
| 1391 | E1000_WRITE_REG(hw, FEXTNVM3, mac_reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x0003C : em_translate_82542_register (0x0003C))), (mac_reg))); |
| 1392 | |
| 1393 | /* Toggle LANPHYPC Value bit */ |
| 1394 | mac_reg = E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))); |
| 1395 | mac_reg |= E1000_CTRL_LANPHYPC_OVERRIDE0x00010000; |
| 1396 | mac_reg &= ~E1000_CTRL_LANPHYPC_VALUE0x00020000; |
| 1397 | E1000_WRITE_REG(hw, CTRL, mac_reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (mac_reg))); |
| 1398 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 1399 | msec_delay(1)(*delay_func)(1000*(1)); |
| 1400 | mac_reg &= ~E1000_CTRL_LANPHYPC_OVERRIDE0x00010000; |
| 1401 | E1000_WRITE_REG(hw, CTRL, mac_reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (mac_reg))); |
| 1402 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 1403 | |
| 1404 | if (hw->mac_type < em_pch_lpt) { |
| 1405 | msec_delay(50)(*delay_func)(1000*(50)); |
| 1406 | } else { |
| 1407 | uint16_t count = 20; |
| 1408 | |
| 1409 | do { |
| 1410 | msec_delay(5)(*delay_func)(1000*(5)); |
| 1411 | } while (!(E1000_READ_REG(hw, CTRL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))))) & |
| 1412 | E1000_CTRL_EXT_LPCD0x00000004) && count--); |
| 1413 | |
| 1414 | msec_delay(30)(*delay_func)(1000*(30)); |
| 1415 | } |
| 1416 | } |
| 1417 | |
| 1418 | /** |
| 1419 | * em_disable_ulp_lpt_lp - unconfigure Ultra Low Power mode for LynxPoint-LP |
| 1420 | * @hw: pointer to the HW structure |
| 1421 | * @force: boolean indicating whether or not to force disabling ULP |
| 1422 | * |
| 1423 | * Un-configure ULP mode when link is up, the system is transitioned from |
| 1424 | * Sx or the driver is unloaded. If on a Manageability Engine (ME) enabled |
| 1425 | * system, poll for an indication from ME that ULP has been un-configured. |
| 1426 | * If not on an ME enabled system, un-configure the ULP mode by software. |
| 1427 | * |
| 1428 | * During nominal operation, this function is called when link is acquired |
| 1429 | * to disable ULP mode (force=FALSE); otherwise, for example when unloading |
| 1430 | * the driver or during Sx->S0 transitions, this is called with force=TRUE |
| 1431 | * to forcibly disable ULP. |
| 1432 | */ |
| 1433 | static int |
| 1434 | em_disable_ulp_lpt_lp(struct em_hw *hw, bool_Bool force) |
| 1435 | { |
| 1436 | int ret_val = E1000_SUCCESS0; |
| 1437 | uint32_t mac_reg; |
| 1438 | uint16_t phy_reg; |
| 1439 | int i = 0; |
| 1440 | |
| 1441 | if ((hw->mac_type < em_pch_lpt) || |
| 1442 | (hw->device_id == E1000_DEV_ID_PCH_LPT_I217_LM0x153A) || |
| 1443 | (hw->device_id == E1000_DEV_ID_PCH_LPT_I217_V0x153B) || |
| 1444 | (hw->device_id == E1000_DEV_ID_PCH_I218_LM20x15A0) || |
| 1445 | (hw->device_id == E1000_DEV_ID_PCH_I218_V20x15A1)) |
| 1446 | return 0; |
| 1447 | |
| 1448 | if (E1000_READ_REG(hw, FWSM)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B54 : em_translate_82542_register (0x05B54))))) & E1000_FWSM_FW_VALID0x00008000) { |
| 1449 | if (force) { |
| 1450 | /* Request ME un-configure ULP mode in the PHY */ |
| 1451 | mac_reg = E1000_READ_REG(hw, H2ME)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B50 : em_translate_82542_register (0x05B50))))); |
| 1452 | mac_reg &= ~E1000_H2ME_ULP0x00000800; |
| 1453 | mac_reg |= E1000_H2ME_ENFORCE_SETTINGS0x00001000; |
| 1454 | E1000_WRITE_REG(hw, H2ME, mac_reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B50 : em_translate_82542_register (0x05B50))), (mac_reg))); |
| 1455 | } |
| 1456 | |
| 1457 | /* Poll up to 300msec for ME to clear ULP_CFG_DONE. */ |
| 1458 | while (E1000_READ_REG(hw, FWSM)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B54 : em_translate_82542_register (0x05B54))))) & E1000_FWSM_ULP_CFG_DONE0x00000400) { |
| 1459 | if (i++ == 30) { |
| 1460 | ret_val = -E1000_ERR_PHY2; |
| 1461 | goto out; |
| 1462 | } |
| 1463 | |
| 1464 | msec_delay(10)(*delay_func)(1000*(10)); |
| 1465 | } |
| 1466 | DEBUGOUT1("ULP_CONFIG_DONE cleared after %dmsec\n", i * 10); |
| 1467 | |
| 1468 | if (force) { |
| 1469 | mac_reg = E1000_READ_REG(hw, H2ME)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B50 : em_translate_82542_register (0x05B50))))); |
| 1470 | mac_reg &= ~E1000_H2ME_ENFORCE_SETTINGS0x00001000; |
| 1471 | E1000_WRITE_REG(hw, H2ME, mac_reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B50 : em_translate_82542_register (0x05B50))), (mac_reg))); |
| 1472 | } else { |
| 1473 | /* Clear H2ME.ULP after ME ULP configuration */ |
| 1474 | mac_reg = E1000_READ_REG(hw, H2ME)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B50 : em_translate_82542_register (0x05B50))))); |
| 1475 | mac_reg &= ~E1000_H2ME_ULP0x00000800; |
| 1476 | E1000_WRITE_REG(hw, H2ME, mac_reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B50 : em_translate_82542_register (0x05B50))), (mac_reg))); |
| 1477 | } |
| 1478 | |
| 1479 | goto out; |
| 1480 | } |
| 1481 | |
| 1482 | ret_val = em_get_software_flag(hw); |
| 1483 | if (ret_val) |
| 1484 | goto out; |
| 1485 | |
| 1486 | if (force) |
| 1487 | /* Toggle LANPHYPC Value bit */ |
| 1488 | em_toggle_lanphypc_pch_lpt(hw); |
| 1489 | |
| 1490 | /* Unforce SMBus mode in PHY */ |
| 1491 | ret_val = em_read_phy_reg(hw, CV_SMB_CTRL(((769) << 5) | ((23) & 0x1F)), &phy_reg); |
| 1492 | if (ret_val) { |
| 1493 | /* The MAC might be in PCIe mode, so temporarily force to |
| 1494 | * SMBus mode in order to access the PHY. |
| 1495 | */ |
| 1496 | mac_reg = E1000_READ_REG(hw, CTRL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))))); |
| 1497 | mac_reg |= E1000_CTRL_EXT_FORCE_SMBUS0x00000800; |
| 1498 | E1000_WRITE_REG(hw, CTRL_EXT, mac_reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (mac_reg))); |
| 1499 | |
| 1500 | msec_delay(50)(*delay_func)(1000*(50)); |
| 1501 | |
| 1502 | ret_val = em_read_phy_reg(hw, CV_SMB_CTRL(((769) << 5) | ((23) & 0x1F)), &phy_reg); |
| 1503 | if (ret_val) |
| 1504 | goto release; |
| 1505 | } |
| 1506 | phy_reg &= ~CV_SMB_CTRL_FORCE_SMBUS0x0001; |
| 1507 | em_write_phy_reg(hw, CV_SMB_CTRL(((769) << 5) | ((23) & 0x1F)), phy_reg); |
| 1508 | |
| 1509 | /* Unforce SMBus mode in MAC */ |
| 1510 | mac_reg = E1000_READ_REG(hw, CTRL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))))); |
| 1511 | mac_reg &= ~E1000_CTRL_EXT_FORCE_SMBUS0x00000800; |
| 1512 | E1000_WRITE_REG(hw, CTRL_EXT, mac_reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (mac_reg))); |
| 1513 | |
| 1514 | /* When ULP mode was previously entered, K1 was disabled by the |
| 1515 | * hardware. Re-Enable K1 in the PHY when exiting ULP. |
| 1516 | */ |
| 1517 | ret_val = em_read_phy_reg(hw, HV_PM_CTRL(((770) << 5) | ((17) & 0x1F)), &phy_reg); |
| 1518 | if (ret_val) |
| 1519 | goto release; |
| 1520 | phy_reg |= HV_PM_CTRL_K1_ENABLE0x4000; |
| 1521 | em_write_phy_reg(hw, HV_PM_CTRL(((770) << 5) | ((17) & 0x1F)), phy_reg); |
| 1522 | |
| 1523 | /* Clear ULP enabled configuration */ |
| 1524 | ret_val = em_read_phy_reg(hw, I218_ULP_CONFIG1(((779) << 5) | ((16) & 0x1F)), &phy_reg); |
| 1525 | if (ret_val) |
| 1526 | goto release; |
| 1527 | phy_reg &= ~(I218_ULP_CONFIG1_IND0x0004 | |
| 1528 | I218_ULP_CONFIG1_STICKY_ULP0x0010 | |
| 1529 | I218_ULP_CONFIG1_RESET_TO_SMBUS0x0100 | |
| 1530 | I218_ULP_CONFIG1_WOL_HOST0x0040 | |
| 1531 | I218_ULP_CONFIG1_INBAND_EXIT0x0020 | |
| 1532 | I218_ULP_CONFIG1_EN_ULP_LANPHYPC0x0400 | |
| 1533 | I218_ULP_CONFIG1_DIS_CLR_STICKY_ON_PERST0x0800 | |
| 1534 | I218_ULP_CONFIG1_DISABLE_SMB_PERST0x1000); |
| 1535 | em_write_phy_reg(hw, I218_ULP_CONFIG1(((779) << 5) | ((16) & 0x1F)), phy_reg); |
| 1536 | |
| 1537 | /* Commit ULP changes by starting auto ULP configuration */ |
| 1538 | phy_reg |= I218_ULP_CONFIG1_START0x0001; |
| 1539 | em_write_phy_reg(hw, I218_ULP_CONFIG1(((779) << 5) | ((16) & 0x1F)), phy_reg); |
| 1540 | |
| 1541 | /* Clear Disable SMBus Release on PERST# in MAC */ |
| 1542 | mac_reg = E1000_READ_REG(hw, FEXTNVM7)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0xe4UL : em_translate_82542_register (0xe4UL))))); |
| 1543 | mac_reg &= ~E1000_FEXTNVM7_DISABLE_SMB_PERST0x00000020; |
| 1544 | E1000_WRITE_REG(hw, FEXTNVM7, mac_reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0xe4UL : em_translate_82542_register (0xe4UL))), (mac_reg))); |
| 1545 | |
| 1546 | release: |
| 1547 | em_release_software_flag(hw); |
| 1548 | if (force) { |
| 1549 | em_phy_reset(hw); |
| 1550 | msec_delay(50)(*delay_func)(1000*(50)); |
| 1551 | } |
| 1552 | out: |
| 1553 | if (ret_val) |
| 1554 | DEBUGOUT1("Error in ULP disable flow: %d\n", ret_val); |
| 1555 | |
| 1556 | return ret_val; |
| 1557 | } |
| 1558 | |
| 1559 | /****************************************************************************** |
| 1560 | * Performs basic configuration of the adapter. |
| 1561 | * |
| 1562 | * hw - Struct containing variables accessed by shared code |
| 1563 | * |
| 1564 | * Assumes that the controller has previously been reset and is in a |
| 1565 | * post-reset uninitialized state. Initializes the receive address registers, |
| 1566 | * multicast table, and VLAN filter table. Calls routines to setup link |
| 1567 | * configuration and flow control settings. Clears all on-chip counters. Leaves |
| 1568 | * the transmit and receive units disabled and uninitialized. |
| 1569 | *****************************************************************************/ |
| 1570 | int32_t |
| 1571 | em_init_hw(struct em_softc *sc) |
| 1572 | { |
| 1573 | struct em_hw *hw = &sc->hw; |
| 1574 | struct em_queue *que; |
| 1575 | uint32_t ctrl; |
| 1576 | uint32_t i; |
| 1577 | int32_t ret_val; |
| 1578 | uint16_t pcix_cmd_word; |
| 1579 | uint16_t pcix_stat_hi_word; |
| 1580 | uint16_t cmd_mmrbc; |
| 1581 | uint16_t stat_mmrbc; |
| 1582 | uint32_t mta_size; |
| 1583 | uint32_t reg_data; |
| 1584 | uint32_t ctrl_ext; |
| 1585 | uint32_t snoop; |
| 1586 | uint32_t fwsm; |
| 1587 | DEBUGFUNC("em_init_hw");; |
| 1588 | |
| 1589 | /* force full DMA clock frequency for ICH8 */ |
| 1590 | if (hw->mac_type == em_ich8lan) { |
| 1591 | reg_data = E1000_READ_REG(hw, STATUS)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 1592 | reg_data &= ~0x80000000; |
| 1593 | E1000_WRITE_REG(hw, STATUS, reg_data)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))), (reg_data))); |
| 1594 | } |
| 1595 | |
| 1596 | if (hw->mac_type == em_pchlan || |
| 1597 | hw->mac_type == em_pch2lan || |
| 1598 | hw->mac_type == em_pch_lpt || |
| 1599 | hw->mac_type == em_pch_spt || |
| 1600 | hw->mac_type == em_pch_cnp || |
| 1601 | hw->mac_type == em_pch_tgp || |
| 1602 | hw->mac_type == em_pch_adp) { |
| 1603 | /* |
| 1604 | * The MAC-PHY interconnect may still be in SMBus mode |
| 1605 | * after Sx->S0. Toggle the LANPHYPC Value bit to force |
| 1606 | * the interconnect to PCIe mode, but only if there is no |
| 1607 | * firmware present otherwise firmware will have done it. |
| 1608 | */ |
| 1609 | fwsm = E1000_READ_REG(hw, FWSM)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B54 : em_translate_82542_register (0x05B54))))); |
| 1610 | if ((fwsm & E1000_FWSM_FW_VALID0x00008000) == 0) { |
| 1611 | ctrl = E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))); |
| 1612 | ctrl |= E1000_CTRL_LANPHYPC_OVERRIDE0x00010000; |
| 1613 | ctrl &= ~E1000_CTRL_LANPHYPC_VALUE0x00020000; |
| 1614 | E1000_WRITE_REG(hw, CTRL, ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (ctrl))); |
| 1615 | usec_delay(10)(*delay_func)(10); |
| 1616 | ctrl &= ~E1000_CTRL_LANPHYPC_OVERRIDE0x00010000; |
| 1617 | E1000_WRITE_REG(hw, CTRL, ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (ctrl))); |
| 1618 | msec_delay(50)(*delay_func)(1000*(50)); |
| 1619 | } |
| 1620 | |
| 1621 | /* Gate automatic PHY configuration on non-managed 82579 */ |
| 1622 | if (hw->mac_type == em_pch2lan) |
| 1623 | em_gate_hw_phy_config_ich8lan(hw, TRUE1); |
| 1624 | |
| 1625 | em_disable_ulp_lpt_lp(hw, TRUE1); |
| 1626 | /* |
| 1627 | * Reset the PHY before any access to it. Doing so, |
| 1628 | * ensures that the PHY is in a known good state before |
| 1629 | * we read/write PHY registers. The generic reset is |
| 1630 | * sufficient here, because we haven't determined |
| 1631 | * the PHY type yet. |
| 1632 | */ |
| 1633 | em_phy_reset(hw); |
| 1634 | |
| 1635 | /* Ungate automatic PHY configuration on non-managed 82579 */ |
| 1636 | if (hw->mac_type == em_pch2lan && |
| 1637 | (fwsm & E1000_FWSM_FW_VALID0x00008000) == 0) |
| 1638 | em_gate_hw_phy_config_ich8lan(hw, FALSE0); |
| 1639 | |
| 1640 | /* Set MDIO slow mode before any other MDIO access */ |
| 1641 | ret_val = em_set_mdio_slow_mode_hv(hw); |
| 1642 | if (ret_val) |
| 1643 | return ret_val; |
| 1644 | } |
| 1645 | |
| 1646 | /* Initialize Identification LED */ |
| 1647 | ret_val = em_id_led_init(hw); |
| 1648 | if (ret_val) { |
| 1649 | DEBUGOUT("Error Initializing Identification LED\n"); |
| 1650 | return ret_val; |
| 1651 | } |
| 1652 | /* Set the media type and TBI compatibility */ |
| 1653 | em_set_media_type(hw); |
| 1654 | |
| 1655 | /* Magic delay that improves problems with i219LM on HP Elitebook */ |
| 1656 | msec_delay(1)(*delay_func)(1000*(1)); |
| 1657 | /* Must be called after em_set_media_type because media_type is used */ |
| 1658 | em_initialize_hardware_bits(sc); |
| 1659 | |
| 1660 | /* Disabling VLAN filtering. */ |
| 1661 | DEBUGOUT("Initializing the IEEE VLAN\n"); |
| 1662 | /* VET hardcoded to standard value and VFTA removed in ICH8/ICH9 LAN */ |
| 1663 | if (!IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 1664 | if (hw->mac_type < em_82545_rev_3) |
| 1665 | E1000_WRITE_REG(hw, VET, 0)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00038 : em_translate_82542_register (0x00038))), (0))); |
| 1666 | if (hw->mac_type == em_i350) |
| 1667 | em_clear_vfta_i350(hw); |
| 1668 | else |
| 1669 | em_clear_vfta(hw); |
| 1670 | } |
| 1671 | /* For 82542 (rev 2.0), disable MWI and put the receiver into reset */ |
| 1672 | if (hw->mac_type == em_82542_rev2_0) { |
| 1673 | DEBUGOUT("Disabling MWI on 82542 rev 2.0\n"); |
| 1674 | em_pci_clear_mwi(hw); |
| 1675 | E1000_WRITE_REG(hw, RCTL, E1000_RCTL_RST)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00100 : em_translate_82542_register (0x00100))), (0x00000001))); |
| 1676 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 1677 | msec_delay(5)(*delay_func)(1000*(5)); |
| 1678 | } |
| 1679 | /* |
| 1680 | * Setup the receive address. This involves initializing all of the |
| 1681 | * Receive Address Registers (RARs 0 - 15). |
| 1682 | */ |
| 1683 | em_init_rx_addrs(hw); |
| 1684 | |
| 1685 | /* For 82542 (rev 2.0), take the receiver out of reset and enable MWI*/ |
| 1686 | if (hw->mac_type == em_82542_rev2_0) { |
| 1687 | E1000_WRITE_REG(hw, RCTL, 0)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00100 : em_translate_82542_register (0x00100))), (0))); |
| 1688 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 1689 | msec_delay(1)(*delay_func)(1000*(1)); |
| 1690 | if (hw->pci_cmd_word & CMD_MEM_WRT_INVALIDATE0x0010) |
| 1691 | em_pci_set_mwi(hw); |
| 1692 | } |
| 1693 | /* Zero out the Multicast HASH table */ |
| 1694 | DEBUGOUT("Zeroing the MTA\n"); |
| 1695 | mta_size = E1000_MC_TBL_SIZE128; |
| 1696 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) |
| 1697 | mta_size = E1000_MC_TBL_SIZE_ICH8LAN32; |
| 1698 | for (i = 0; i < mta_size; i++) { |
| 1699 | E1000_WRITE_REG_ARRAY(hw, MTA, i, 0)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05200 : em_translate_82542_register (0x05200)) + ((i) << 2)), (0))); |
| 1700 | /* |
| 1701 | * use write flush to prevent Memory Write Block (MWB) from |
| 1702 | * occurring when accessing our register space |
| 1703 | */ |
| 1704 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 1705 | } |
| 1706 | /* |
| 1707 | * Set the PCI priority bit correctly in the CTRL register. This |
| 1708 | * determines if the adapter gives priority to receives, or if it |
| 1709 | * gives equal priority to transmits and receives. Valid only on |
| 1710 | * 82542 and 82543 silicon. |
| 1711 | */ |
| 1712 | if (hw->dma_fairness && hw->mac_type <= em_82543) { |
| 1713 | ctrl = E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))); |
| 1714 | E1000_WRITE_REG(hw, CTRL, ctrl | E1000_CTRL_PRIOR)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (ctrl | 0x00000004))); |
| 1715 | } |
| 1716 | switch (hw->mac_type) { |
| 1717 | case em_82545_rev_3: |
| 1718 | case em_82546_rev_3: |
| 1719 | break; |
| 1720 | default: |
| 1721 | /* |
| 1722 | * Workaround for PCI-X problem when BIOS sets MMRBC |
| 1723 | * incorrectly. |
| 1724 | */ |
| 1725 | if (hw->bus_type == em_bus_type_pcix) { |
| 1726 | em_read_pci_cfg(hw, PCIX_COMMAND_REGISTER0xE6, |
| 1727 | &pcix_cmd_word); |
| 1728 | em_read_pci_cfg(hw, PCIX_STATUS_REGISTER_HI0xEA, |
| 1729 | &pcix_stat_hi_word); |
| 1730 | cmd_mmrbc = (pcix_cmd_word & PCIX_COMMAND_MMRBC_MASK0x000C) |
| 1731 | >> PCIX_COMMAND_MMRBC_SHIFT0x2; |
| 1732 | stat_mmrbc = (pcix_stat_hi_word & |
| 1733 | PCIX_STATUS_HI_MMRBC_MASK0x0060) >> |
| 1734 | PCIX_STATUS_HI_MMRBC_SHIFT0x5; |
| 1735 | |
| 1736 | if (stat_mmrbc == PCIX_STATUS_HI_MMRBC_4K0x3) |
| 1737 | stat_mmrbc = PCIX_STATUS_HI_MMRBC_2K0x2; |
| 1738 | if (cmd_mmrbc > stat_mmrbc) { |
| 1739 | pcix_cmd_word &= ~PCIX_COMMAND_MMRBC_MASK0x000C; |
| 1740 | pcix_cmd_word |= stat_mmrbc << |
| 1741 | PCIX_COMMAND_MMRBC_SHIFT0x2; |
| 1742 | em_write_pci_cfg(hw, PCIX_COMMAND_REGISTER0xE6, |
| 1743 | &pcix_cmd_word); |
| 1744 | } |
| 1745 | } |
| 1746 | break; |
| 1747 | } |
| 1748 | |
| 1749 | /* More time needed for PHY to initialize */ |
| 1750 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) |
| 1751 | msec_delay(15)(*delay_func)(1000*(15)); |
| 1752 | |
| 1753 | /* |
| 1754 | * The 82578 Rx buffer will stall if wakeup is enabled in host and |
| 1755 | * the ME. Reading the BM_WUC register will clear the host wakeup bit. |
| 1756 | * Reset the phy after disabling host wakeup to reset the Rx buffer. |
| 1757 | */ |
| 1758 | if (hw->phy_type == em_phy_82578) { |
| 1759 | em_read_phy_reg(hw, PHY_REG(BM_WUC_PAGE, 1)(((800) << 5) | ((1) & 0x1F)), |
| 1760 | (uint16_t *)®_data); |
| 1761 | ret_val = em_phy_reset(hw); |
| 1762 | if (ret_val) |
| 1763 | return ret_val; |
| 1764 | } |
| 1765 | |
| 1766 | /* Call a subroutine to configure the link and setup flow control. */ |
| 1767 | ret_val = em_setup_link(hw); |
| 1768 | |
| 1769 | /* Set the transmit descriptor write-back policy */ |
| 1770 | if (hw->mac_type > em_82544) { |
| 1771 | FOREACH_QUEUE(sc, que)for ((que) = (sc)->queues; (que) < ((sc)->queues + ( sc)->num_queues); (que)++) { |
| 1772 | ctrl = E1000_READ_REG(hw, TXDCTL(que->me))((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? ((que->me) < 4 ? (0x03828 + ((que->me) * 0x100)) : (0x0E028 + ((que->me ) * 0x40))) : em_translate_82542_register(((que->me) < 4 ? (0x03828 + ((que->me) * 0x100)) : (0x0E028 + ((que-> me) * 0x40)))))))); |
| 1773 | ctrl = (ctrl & ~E1000_TXDCTL_WTHRESH0x00FF0000) | |
| 1774 | E1000_TXDCTL_FULL_TX_DESC_WB0x01010000; |
| 1775 | E1000_WRITE_REG(hw, TXDCTL(que->me), ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? ((que->me) < 4 ? (0x03828 + ((que->me) * 0x100)) : (0x0E028 + ((que->me ) * 0x40))) : em_translate_82542_register(((que->me) < 4 ? (0x03828 + ((que->me) * 0x100)) : (0x0E028 + ((que-> me) * 0x40)))))), (ctrl))); |
| 1776 | } |
| 1777 | } |
| 1778 | if ((hw->mac_type == em_82573) || (hw->mac_type == em_82574)) { |
| 1779 | em_enable_tx_pkt_filtering(hw); |
| 1780 | } |
| 1781 | switch (hw->mac_type) { |
| 1782 | default: |
| 1783 | break; |
| 1784 | case em_80003es2lan: |
| 1785 | /* Enable retransmit on late collisions */ |
| 1786 | reg_data = E1000_READ_REG(hw, TCTL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00400 : em_translate_82542_register (0x00400))))); |
| 1787 | reg_data |= E1000_TCTL_RTLC0x01000000; |
| 1788 | E1000_WRITE_REG(hw, TCTL, reg_data)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00400 : em_translate_82542_register (0x00400))), (reg_data))); |
| 1789 | |
| 1790 | /* Configure Gigabit Carry Extend Padding */ |
| 1791 | reg_data = E1000_READ_REG(hw, TCTL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00404 : em_translate_82542_register (0x00404))))); |
| 1792 | reg_data &= ~E1000_TCTL_EXT_GCEX_MASK0x000FFC00; |
| 1793 | reg_data |= DEFAULT_80003ES2LAN_TCTL_EXT_GCEX0x00010000; |
| 1794 | E1000_WRITE_REG(hw, TCTL_EXT, reg_data)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00404 : em_translate_82542_register (0x00404))), (reg_data))); |
| 1795 | |
| 1796 | /* Configure Transmit Inter-Packet Gap */ |
| 1797 | reg_data = E1000_READ_REG(hw, TIPG)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00410 : em_translate_82542_register (0x00410))))); |
| 1798 | reg_data &= ~E1000_TIPG_IPGT_MASK0x000003FF; |
| 1799 | reg_data |= DEFAULT_80003ES2LAN_TIPG_IPGT_10000x00000008; |
| 1800 | E1000_WRITE_REG(hw, TIPG, reg_data)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00410 : em_translate_82542_register (0x00410))), (reg_data))); |
| 1801 | |
| 1802 | reg_data = E1000_READ_REG_ARRAY(hw, FFLT, 0x0001)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05F00 : em_translate_82542_register (0x05F00)) + ((0x0001) << 2)))); |
| 1803 | reg_data &= ~0x00100000; |
| 1804 | E1000_WRITE_REG_ARRAY(hw, FFLT, 0x0001, reg_data)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05F00 : em_translate_82542_register (0x05F00)) + ((0x0001) << 2)), (reg_data))); |
| 1805 | /* FALLTHROUGH */ |
| 1806 | case em_82571: |
| 1807 | case em_82572: |
| 1808 | case em_82575: |
| 1809 | case em_82576: |
| 1810 | case em_82580: |
| 1811 | case em_i210: |
| 1812 | case em_i350: |
| 1813 | case em_ich8lan: |
| 1814 | case em_ich9lan: |
| 1815 | case em_ich10lan: |
| 1816 | case em_pchlan: |
| 1817 | case em_pch2lan: |
| 1818 | case em_pch_lpt: |
| 1819 | case em_pch_spt: |
| 1820 | case em_pch_cnp: |
| 1821 | case em_pch_tgp: |
| 1822 | case em_pch_adp: |
| 1823 | /* |
| 1824 | * Old code always initialized queue 1, |
| 1825 | * even when unused, keep behaviour |
| 1826 | */ |
| 1827 | if (sc->num_queues == 1) { |
| 1828 | ctrl = E1000_READ_REG(hw, TXDCTL(1))((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? ((1) < 4 ? (0x03828 + ((1) * 0x100)) : (0x0E028 + ((1) * 0x40))) : em_translate_82542_register (((1) < 4 ? (0x03828 + ((1) * 0x100)) : (0x0E028 + ((1) * 0x40 )))))))); |
| 1829 | ctrl = (ctrl & ~E1000_TXDCTL_WTHRESH0x00FF0000) | |
| 1830 | E1000_TXDCTL_FULL_TX_DESC_WB0x01010000; |
| 1831 | E1000_WRITE_REG(hw, TXDCTL(1), ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? ((1) < 4 ? (0x03828 + ((1) * 0x100)) : (0x0E028 + ((1) * 0x40))) : em_translate_82542_register (((1) < 4 ? (0x03828 + ((1) * 0x100)) : (0x0E028 + ((1) * 0x40 )))))), (ctrl))); |
| 1832 | } |
| 1833 | break; |
| 1834 | } |
| 1835 | |
| 1836 | if ((hw->mac_type == em_82573) || (hw->mac_type == em_82574)) { |
| 1837 | uint32_t gcr = E1000_READ_REG(hw, GCR)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B00 : em_translate_82542_register (0x05B00))))); |
| 1838 | gcr |= E1000_GCR_L1_ACT_WITHOUT_L0S_RX0x08000000; |
| 1839 | E1000_WRITE_REG(hw, GCR, gcr)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B00 : em_translate_82542_register (0x05B00))), (gcr))); |
| 1840 | } |
| 1841 | /* |
| 1842 | * Clear all of the statistics registers (clear on read). It is |
| 1843 | * important that we do this after we have tried to establish link |
| 1844 | * because the symbol error count will increment wildly if there is |
| 1845 | * no link. |
| 1846 | */ |
| 1847 | em_clear_hw_cntrs(hw); |
| 1848 | /* |
| 1849 | * ICH8 No-snoop bits are opposite polarity. Set to snoop by default |
| 1850 | * after reset. |
| 1851 | */ |
| 1852 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 1853 | if (hw->mac_type == em_ich8lan) |
| 1854 | snoop = PCI_EX_82566_SNOOP_ALL(0x00000001 | 0x00000002 | 0x00000004 | 0x00000008 | 0x00000010 | 0x00000020); |
| 1855 | else |
| 1856 | snoop = (u_int32_t) ~ (PCI_EX_NO_SNOOP_ALL(0x00000001 | 0x00000002 | 0x00000004 | 0x00000008 | 0x00000010 | 0x00000020)); |
| 1857 | |
| 1858 | em_set_pci_ex_no_snoop(hw, snoop); |
| 1859 | } |
| 1860 | |
| 1861 | /* ungate DMA clock to avoid packet loss */ |
| 1862 | if (hw->mac_type >= em_pch_tgp) { |
| 1863 | uint32_t fflt_dbg = E1000_READ_REG(hw, FFLT_DBG)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05F04 : em_translate_82542_register (0x05F04))))); |
| 1864 | fflt_dbg |= (1 << 12); |
| 1865 | E1000_WRITE_REG(hw, FFLT_DBG, fflt_dbg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05F04 : em_translate_82542_register (0x05F04))), (fflt_dbg))); |
| 1866 | } |
| 1867 | |
| 1868 | if (hw->device_id == E1000_DEV_ID_82546GB_QUAD_COPPER0x1099 || |
| 1869 | hw->device_id == E1000_DEV_ID_82546GB_QUAD_COPPER_KSP30x10B5) { |
| 1870 | ctrl_ext = E1000_READ_REG(hw, CTRL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))))); |
| 1871 | /* |
| 1872 | * Relaxed ordering must be disabled to avoid a parity error |
| 1873 | * crash in a PCI slot. |
| 1874 | */ |
| 1875 | ctrl_ext |= E1000_CTRL_EXT_RO_DIS0x00020000; |
| 1876 | E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (ctrl_ext))); |
| 1877 | } |
| 1878 | return ret_val; |
| 1879 | } |
| 1880 | |
| 1881 | /****************************************************************************** |
| 1882 | * Adjust SERDES output amplitude based on EEPROM setting. |
| 1883 | * |
| 1884 | * hw - Struct containing variables accessed by shared code. |
| 1885 | *****************************************************************************/ |
| 1886 | static int32_t |
| 1887 | em_adjust_serdes_amplitude(struct em_hw *hw) |
| 1888 | { |
| 1889 | uint16_t eeprom_data; |
| 1890 | int32_t ret_val; |
| 1891 | DEBUGFUNC("em_adjust_serdes_amplitude");; |
| 1892 | |
| 1893 | if (hw->media_type != em_media_type_internal_serdes || |
| 1894 | hw->mac_type >= em_82575) |
| 1895 | return E1000_SUCCESS0; |
| 1896 | |
| 1897 | switch (hw->mac_type) { |
| 1898 | case em_82545_rev_3: |
| 1899 | case em_82546_rev_3: |
| 1900 | break; |
| 1901 | default: |
| 1902 | return E1000_SUCCESS0; |
| 1903 | } |
| 1904 | |
| 1905 | ret_val = em_read_eeprom(hw, EEPROM_SERDES_AMPLITUDE0x0006, 1, &eeprom_data); |
| 1906 | if (ret_val) { |
| 1907 | return ret_val; |
| 1908 | } |
| 1909 | if (eeprom_data != EEPROM_RESERVED_WORD0xFFFF) { |
| 1910 | /* Adjust SERDES output amplitude only. */ |
| 1911 | eeprom_data &= EEPROM_SERDES_AMPLITUDE_MASK0x000F; |
| 1912 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_EXT_CTRL0x1A, |
| 1913 | eeprom_data); |
| 1914 | if (ret_val) |
| 1915 | return ret_val; |
| 1916 | } |
| 1917 | return E1000_SUCCESS0; |
| 1918 | } |
| 1919 | |
| 1920 | /****************************************************************************** |
| 1921 | * Configures flow control and link settings. |
| 1922 | * |
| 1923 | * hw - Struct containing variables accessed by shared code |
| 1924 | * |
| 1925 | * Determines which flow control settings to use. Calls the appropriate media- |
| 1926 | * specific link configuration function. Configures the flow control settings. |
| 1927 | * Assuming the adapter has a valid link partner, a valid link should be |
| 1928 | * established. Assumes the hardware has previously been reset and the |
| 1929 | * transmitter and receiver are not enabled. |
| 1930 | *****************************************************************************/ |
| 1931 | int32_t |
| 1932 | em_setup_link(struct em_hw *hw) |
| 1933 | { |
| 1934 | uint32_t ctrl_ext; |
| 1935 | int32_t ret_val; |
| 1936 | uint16_t eeprom_data; |
| 1937 | uint16_t eeprom_control2_reg_offset; |
| 1938 | DEBUGFUNC("em_setup_link");; |
| 1939 | |
| 1940 | eeprom_control2_reg_offset = |
| 1941 | (hw->mac_type != em_icp_xxxx) |
| 1942 | ? EEPROM_INIT_CONTROL2_REG0x000F |
| 1943 | : EEPROM_INIT_CONTROL3_ICP_xxxx(hw->icp_xxxx_port_num)((((hw->icp_xxxx_port_num) + 1) << 4) + 1); |
| 1944 | /* |
| 1945 | * In the case of the phy reset being blocked, we already have a |
| 1946 | * link. We do not have to set it up again. |
| 1947 | */ |
| 1948 | if (em_check_phy_reset_block(hw)) |
| 1949 | return E1000_SUCCESS0; |
| 1950 | /* |
| 1951 | * Read and store word 0x0F of the EEPROM. This word contains bits |
| 1952 | * that determine the hardware's default PAUSE (flow control) mode, a |
| 1953 | * bit that determines whether the HW defaults to enabling or |
| 1954 | * disabling auto-negotiation, and the direction of the SW defined |
| 1955 | * pins. If there is no SW over-ride of the flow control setting, |
| 1956 | * then the variable hw->fc will be initialized based on a value in |
| 1957 | * the EEPROM. |
| 1958 | */ |
| 1959 | if (hw->fc == E1000_FC_DEFAULT0xFF) { |
| 1960 | switch (hw->mac_type) { |
| 1961 | case em_ich8lan: |
| 1962 | case em_ich9lan: |
| 1963 | case em_ich10lan: |
| 1964 | case em_pchlan: |
| 1965 | case em_pch2lan: |
| 1966 | case em_pch_lpt: |
| 1967 | case em_pch_spt: |
| 1968 | case em_pch_cnp: |
| 1969 | case em_pch_tgp: |
| 1970 | case em_pch_adp: |
| 1971 | case em_82573: |
| 1972 | case em_82574: |
| 1973 | hw->fc = E1000_FC_FULL3; |
| 1974 | break; |
| 1975 | default: |
| 1976 | ret_val = em_read_eeprom(hw, |
| 1977 | eeprom_control2_reg_offset, 1, &eeprom_data); |
| 1978 | if (ret_val) { |
| 1979 | DEBUGOUT("EEPROM Read Error\n"); |
| 1980 | return -E1000_ERR_EEPROM1; |
| 1981 | } |
| 1982 | if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK0x3000) == 0) |
| 1983 | hw->fc = E1000_FC_NONE0; |
| 1984 | else if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK0x3000) == |
| 1985 | EEPROM_WORD0F_ASM_DIR0x2000) |
| 1986 | hw->fc = E1000_FC_TX_PAUSE2; |
| 1987 | else |
| 1988 | hw->fc = E1000_FC_FULL3; |
| 1989 | break; |
| 1990 | } |
| 1991 | } |
| 1992 | /* |
| 1993 | * We want to save off the original Flow Control configuration just |
| 1994 | * in case we get disconnected and then reconnected into a different |
| 1995 | * hub or switch with different Flow Control capabilities. |
| 1996 | */ |
| 1997 | if (hw->mac_type == em_82542_rev2_0) |
| 1998 | hw->fc &= (~E1000_FC_TX_PAUSE2); |
| 1999 | |
| 2000 | if ((hw->mac_type < em_82543) && (hw->report_tx_early == 1)) |
| 2001 | hw->fc &= (~E1000_FC_RX_PAUSE1); |
| 2002 | |
| 2003 | hw->original_fc = hw->fc; |
| 2004 | |
| 2005 | DEBUGOUT1("After fix-ups FlowControl is now = %x\n", hw->fc); |
| 2006 | /* |
| 2007 | * Take the 4 bits from EEPROM word 0x0F that determine the initial |
| 2008 | * polarity value for the SW controlled pins, and setup the Extended |
| 2009 | * Device Control reg with that info. This is needed because one of |
| 2010 | * the SW controlled pins is used for signal detection. So this |
| 2011 | * should be done before em_setup_pcs_link() or em_phy_setup() is |
| 2012 | * called. |
| 2013 | */ |
| 2014 | if (hw->mac_type == em_82543) { |
| 2015 | ret_val = em_read_eeprom(hw, EEPROM_INIT_CONTROL2_REG0x000F, |
| 2016 | 1, &eeprom_data); |
| 2017 | if (ret_val) { |
| 2018 | DEBUGOUT("EEPROM Read Error\n"); |
| 2019 | return -E1000_ERR_EEPROM1; |
| 2020 | } |
| 2021 | ctrl_ext = ((eeprom_data & EEPROM_WORD0F_SWPDIO_EXT0x00F0) << |
| 2022 | SWDPIO__EXT_SHIFT4); |
| 2023 | E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (ctrl_ext))); |
| 2024 | } |
| 2025 | /* Make sure we have a valid PHY */ |
| 2026 | ret_val = em_detect_gig_phy(hw); |
| 2027 | if (ret_val) { |
| 2028 | DEBUGOUT("Error, did not detect valid phy.\n"); |
| 2029 | if (hw->mac_type == em_icp_xxxx) |
| 2030 | return E1000_DEFER_INIT15; |
| 2031 | else |
| 2032 | return ret_val; |
| 2033 | } |
| 2034 | DEBUGOUT1("Phy ID = %x \n", hw->phy_id); |
| 2035 | |
| 2036 | /* Call the necessary subroutine to configure the link. */ |
| 2037 | switch (hw->media_type) { |
| 2038 | case em_media_type_copper: |
| 2039 | case em_media_type_oem: |
| 2040 | ret_val = em_setup_copper_link(hw); |
| 2041 | break; |
| 2042 | default: |
| 2043 | ret_val = em_setup_fiber_serdes_link(hw); |
| 2044 | break; |
| 2045 | } |
| 2046 | /* |
| 2047 | * Initialize the flow control address, type, and PAUSE timer |
| 2048 | * registers to their default values. This is done even if flow |
| 2049 | * control is disabled, because it does not hurt anything to |
| 2050 | * initialize these registers. |
| 2051 | */ |
| 2052 | DEBUGOUT("Initializing the Flow Control address, type and timer regs\n" |
| 2053 | ); |
| 2054 | |
| 2055 | /* |
| 2056 | * FCAL/H and FCT are hardcoded to standard values in |
| 2057 | * em_ich8lan / em_ich9lan / em_ich10lan. |
| 2058 | */ |
| 2059 | if (!IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 2060 | E1000_WRITE_REG(hw, FCT, FLOW_CONTROL_TYPE)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00030 : em_translate_82542_register (0x00030))), (0x8808))); |
| 2061 | E1000_WRITE_REG(hw, FCAH, FLOW_CONTROL_ADDRESS_HIGH)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x0002C : em_translate_82542_register (0x0002C))), (0x00000100))); |
| 2062 | E1000_WRITE_REG(hw, FCAL, FLOW_CONTROL_ADDRESS_LOW)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00028 : em_translate_82542_register (0x00028))), (0x00C28001))); |
| 2063 | } |
| 2064 | E1000_WRITE_REG(hw, FCTTV, hw->fc_pause_time)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00170 : em_translate_82542_register (0x00170))), (hw->fc_pause_time))); |
| 2065 | |
| 2066 | if (hw->phy_type == em_phy_82577 || |
| 2067 | hw->phy_type == em_phy_82578 || |
| 2068 | hw->phy_type == em_phy_82579 || |
| 2069 | hw->phy_type == em_phy_i217) { |
| 2070 | E1000_WRITE_REG(hw, FCRTV_PCH, 0x1000)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05F40 : em_translate_82542_register (0x05F40))), (0x1000))); |
| 2071 | em_write_phy_reg(hw, PHY_REG(BM_PORT_CTRL_PAGE, 27)(((769) << 5) | ((27) & 0x1F)), |
| 2072 | hw->fc_pause_time); |
| 2073 | } |
| 2074 | |
| 2075 | /* |
| 2076 | * Set the flow control receive threshold registers. Normally, these |
| 2077 | * registers will be set to a default threshold that may be adjusted |
| 2078 | * later by the driver's runtime code. However, if the ability to |
| 2079 | * transmit pause frames in not enabled, then these registers will be |
| 2080 | * set to 0. |
| 2081 | */ |
| 2082 | if (!(hw->fc & E1000_FC_TX_PAUSE2)) { |
| 2083 | E1000_WRITE_REG(hw, FCRTL, 0)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x02160 : em_translate_82542_register (0x02160))), (0))); |
| 2084 | E1000_WRITE_REG(hw, FCRTH, 0)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x02168 : em_translate_82542_register (0x02168))), (0))); |
| 2085 | } else { |
| 2086 | /* |
| 2087 | * We need to set up the Receive Threshold high and low water |
| 2088 | * marks as well as (optionally) enabling the transmission of |
| 2089 | * XON frames. |
| 2090 | */ |
| 2091 | if (hw->fc_send_xon) { |
| 2092 | E1000_WRITE_REG(hw, FCRTL, (hw->fc_low_water((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x02160 : em_translate_82542_register (0x02160))), ((hw->fc_low_water | 0x80000000)))) |
| 2093 | | E1000_FCRTL_XONE))((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x02160 : em_translate_82542_register (0x02160))), ((hw->fc_low_water | 0x80000000)))); |
| 2094 | E1000_WRITE_REG(hw, FCRTH, hw->fc_high_water)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x02168 : em_translate_82542_register (0x02168))), (hw->fc_high_water))); |
| 2095 | } else { |
| 2096 | E1000_WRITE_REG(hw, FCRTL, hw->fc_low_water)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x02160 : em_translate_82542_register (0x02160))), (hw->fc_low_water))); |
| 2097 | E1000_WRITE_REG(hw, FCRTH, hw->fc_high_water)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x02168 : em_translate_82542_register (0x02168))), (hw->fc_high_water))); |
| 2098 | } |
| 2099 | } |
| 2100 | return ret_val; |
| 2101 | } |
| 2102 | |
| 2103 | void |
| 2104 | em_power_up_serdes_link_82575(struct em_hw *hw) |
| 2105 | { |
| 2106 | uint32_t reg; |
| 2107 | |
| 2108 | if (hw->media_type != em_media_type_internal_serdes && |
| 2109 | hw->sgmii_active == FALSE0) |
| 2110 | return; |
| 2111 | |
| 2112 | /* Enable PCS to turn on link */ |
| 2113 | reg = E1000_READ_REG(hw, PCS_CFG0)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04200 : em_translate_82542_register (0x04200))))); |
| 2114 | reg |= E1000_PCS_CFG_PCS_EN8; |
| 2115 | E1000_WRITE_REG(hw, PCS_CFG0, reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04200 : em_translate_82542_register (0x04200))), (reg))); |
| 2116 | |
| 2117 | /* Power up the laser */ |
| 2118 | reg = E1000_READ_REG(hw, CTRL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))))); |
| 2119 | reg &= ~E1000_CTRL_EXT_SDP3_DATA0x00000080; |
| 2120 | E1000_WRITE_REG(hw, CTRL_EXT, reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (reg))); |
| 2121 | |
| 2122 | /* flush the write to verify completion */ |
| 2123 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 2124 | delay(5)(*delay_func)(5); |
| 2125 | } |
| 2126 | |
| 2127 | /****************************************************************************** |
| 2128 | * Sets up link for a fiber based or serdes based adapter |
| 2129 | * |
| 2130 | * hw - Struct containing variables accessed by shared code |
| 2131 | * |
| 2132 | * Manipulates Physical Coding Sublayer functions in order to configure |
| 2133 | * link. Assumes the hardware has been previously reset and the transmitter |
| 2134 | * and receiver are not enabled. |
| 2135 | *****************************************************************************/ |
| 2136 | static int32_t |
| 2137 | em_setup_fiber_serdes_link(struct em_hw *hw) |
| 2138 | { |
| 2139 | uint32_t ctrl, ctrl_ext, reg; |
| 2140 | uint32_t status; |
| 2141 | uint32_t txcw = 0; |
| 2142 | uint32_t i; |
| 2143 | uint32_t signal = 0; |
| 2144 | int32_t ret_val; |
| 2145 | DEBUGFUNC("em_setup_fiber_serdes_link");; |
| 2146 | |
| 2147 | if (hw->media_type != em_media_type_internal_serdes && |
| 2148 | hw->sgmii_active == FALSE0) |
| 2149 | return -E1000_ERR_CONFIG3; |
| 2150 | |
| 2151 | /* |
| 2152 | * On 82571 and 82572 Fiber connections, SerDes loopback mode |
| 2153 | * persists until explicitly turned off or a power cycle is |
| 2154 | * performed. A read to the register does not indicate its status. |
| 2155 | * Therefore, we ensure loopback mode is disabled during |
| 2156 | * initialization. |
| 2157 | */ |
| 2158 | if (hw->mac_type == em_82571 || hw->mac_type == em_82572 || |
| 2159 | hw->mac_type >= em_82575) |
| 2160 | E1000_WRITE_REG(hw, SCTL, E1000_DISABLE_SERDES_LOOPBACK)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00024 : em_translate_82542_register (0x00024))), (0x0400))); |
| 2161 | |
| 2162 | if (hw->mac_type >= em_82575) |
| 2163 | em_power_up_serdes_link_82575(hw); |
| 2164 | |
| 2165 | /* |
| 2166 | * On adapters with a MAC newer than 82544, SWDP 1 will be set when |
| 2167 | * the optics detect a signal. On older adapters, it will be cleared |
| 2168 | * when there is a signal. This applies to fiber media only. If |
| 2169 | * we're on serdes media, adjust the output amplitude to value set in |
| 2170 | * the EEPROM. |
| 2171 | */ |
| 2172 | ctrl = E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))); |
| 2173 | if (hw->media_type == em_media_type_fiber) |
| 2174 | signal = (hw->mac_type > em_82544) ? E1000_CTRL_SWDPIN10x00080000 : 0; |
| 2175 | |
| 2176 | ret_val = em_adjust_serdes_amplitude(hw); |
| 2177 | if (ret_val) |
| 2178 | return ret_val; |
| 2179 | |
| 2180 | /* Take the link out of reset */ |
| 2181 | ctrl &= ~(E1000_CTRL_LRST0x00000008); |
| 2182 | |
| 2183 | if (hw->mac_type >= em_82575) { |
| 2184 | /* set both sw defined pins on 82575/82576*/ |
| 2185 | ctrl |= E1000_CTRL_SWDPIN00x00040000 | E1000_CTRL_SWDPIN10x00080000; |
| 2186 | |
| 2187 | ctrl_ext = E1000_READ_REG(hw, CTRL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))))); |
| 2188 | switch (ctrl_ext & E1000_CTRL_EXT_LINK_MODE_MASK0x00C00000) { |
| 2189 | case E1000_CTRL_EXT_LINK_MODE_1000BASE_KX0x00400000: |
| 2190 | case E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES0x00C00000: |
| 2191 | /* the backplane is always connected */ |
| 2192 | reg = E1000_READ_REG(hw, PCS_LCTL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04208 : em_translate_82542_register (0x04208))))); |
| 2193 | reg |= E1000_PCS_LCTL_FORCE_FCTRL0x80; |
| 2194 | reg |= E1000_PCS_LCTL_FSV_10004 | E1000_PCS_LCTL_FDV_FULL8; |
| 2195 | reg |= E1000_PCS_LCTL_FSD0x10; /* Force Speed */ |
| 2196 | DEBUGOUT("Configuring Forced Link\n"); |
| 2197 | E1000_WRITE_REG(hw, PCS_LCTL, reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04208 : em_translate_82542_register (0x04208))), (reg))); |
| 2198 | em_force_mac_fc(hw); |
| 2199 | hw->autoneg_failed = 0; |
| 2200 | return E1000_SUCCESS0; |
| 2201 | break; |
| 2202 | default: |
| 2203 | /* Set switch control to serdes energy detect */ |
| 2204 | reg = E1000_READ_REG(hw, CONNSW)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00034 : em_translate_82542_register (0x00034))))); |
| 2205 | reg |= E1000_CONNSW_ENRGSRC0x4; |
| 2206 | E1000_WRITE_REG(hw, CONNSW, reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00034 : em_translate_82542_register (0x00034))), (reg))); |
| 2207 | break; |
| 2208 | } |
| 2209 | } |
| 2210 | |
| 2211 | /* Adjust VCO speed to improve BER performance */ |
| 2212 | ret_val = em_set_vco_speed(hw); |
| 2213 | if (ret_val) |
| 2214 | return ret_val; |
| 2215 | |
| 2216 | em_config_collision_dist(hw); |
| 2217 | /* |
| 2218 | * Check for a software override of the flow control settings, and |
| 2219 | * setup the device accordingly. If auto-negotiation is enabled, |
| 2220 | * then software will have to set the "PAUSE" bits to the correct |
| 2221 | * value in the Tranmsit Config Word Register (TXCW) and re-start |
| 2222 | * auto-negotiation. However, if auto-negotiation is disabled, then |
| 2223 | * software will have to manually configure the two flow control |
| 2224 | * enable bits in the CTRL register. |
| 2225 | * |
| 2226 | * The possible values of the "fc" parameter are: 0: Flow control is |
| 2227 | * completely disabled 1: Rx flow control is enabled (we can receive |
| 2228 | * pause frames, but not send pause frames). 2: Tx flow control is |
| 2229 | * enabled (we can send pause frames but we do not support receiving |
| 2230 | * pause frames). 3: Both Rx and TX flow control (symmetric) are |
| 2231 | * enabled. |
| 2232 | */ |
| 2233 | switch (hw->fc) { |
| 2234 | case E1000_FC_NONE0: |
| 2235 | /* |
| 2236 | * Flow control is completely disabled by a software |
| 2237 | * over-ride. |
| 2238 | */ |
| 2239 | txcw = (E1000_TXCW_ANE0x80000000 | E1000_TXCW_FD0x00000020); |
| 2240 | break; |
| 2241 | case E1000_FC_RX_PAUSE1: |
| 2242 | /* |
| 2243 | * RX Flow control is enabled and TX Flow control is disabled |
| 2244 | * by a software over-ride. Since there really isn't a way to |
| 2245 | * advertise that we are capable of RX Pause ONLY, we will |
| 2246 | * advertise that we support both symmetric and asymmetric RX |
| 2247 | * PAUSE. Later, we will disable the adapter's ability to |
| 2248 | * send PAUSE frames. |
| 2249 | */ |
| 2250 | txcw = (E1000_TXCW_ANE0x80000000 | E1000_TXCW_FD0x00000020 | |
| 2251 | E1000_TXCW_PAUSE_MASK0x00000180); |
| 2252 | break; |
| 2253 | case E1000_FC_TX_PAUSE2: |
| 2254 | /* |
| 2255 | * TX Flow control is enabled, and RX Flow control is |
| 2256 | * disabled, by a software over-ride. |
| 2257 | */ |
| 2258 | txcw = (E1000_TXCW_ANE0x80000000 | E1000_TXCW_FD0x00000020 | E1000_TXCW_ASM_DIR0x00000100); |
| 2259 | break; |
| 2260 | case E1000_FC_FULL3: |
| 2261 | /* |
| 2262 | * Flow control (both RX and TX) is enabled by a software |
| 2263 | * over-ride. |
| 2264 | */ |
| 2265 | txcw = (E1000_TXCW_ANE0x80000000 | E1000_TXCW_FD0x00000020 | |
| 2266 | E1000_TXCW_PAUSE_MASK0x00000180); |
| 2267 | break; |
| 2268 | default: |
| 2269 | DEBUGOUT("Flow control param set incorrectly\n"); |
| 2270 | return -E1000_ERR_CONFIG3; |
| 2271 | break; |
| 2272 | } |
| 2273 | /* |
| 2274 | * Since auto-negotiation is enabled, take the link out of reset (the |
| 2275 | * link will be in reset, because we previously reset the chip). This |
| 2276 | * will restart auto-negotiation. If auto-negotiation is successful |
| 2277 | * then the link-up status bit will be set and the flow control |
| 2278 | * enable bits (RFCE and TFCE) will be set according to their |
| 2279 | * negotiated value. |
| 2280 | */ |
| 2281 | DEBUGOUT("Auto-negotiation enabled\n"); |
| 2282 | |
| 2283 | E1000_WRITE_REG(hw, TXCW, txcw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00178 : em_translate_82542_register (0x00178))), (txcw))); |
| 2284 | E1000_WRITE_REG(hw, CTRL, ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (ctrl))); |
| 2285 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 2286 | |
| 2287 | hw->txcw = txcw; |
| 2288 | msec_delay(1)(*delay_func)(1000*(1)); |
| 2289 | /* |
| 2290 | * If we have a signal (the cable is plugged in) then poll for a |
| 2291 | * "Link-Up" indication in the Device Status Register. Time-out if a |
| 2292 | * link isn't seen in 500 milliseconds seconds (Auto-negotiation |
| 2293 | * should complete in less than 500 milliseconds even if the other |
| 2294 | * end is doing it in SW). For internal serdes, we just assume a |
| 2295 | * signal is present, then poll. |
| 2296 | */ |
| 2297 | if (hw->media_type == em_media_type_internal_serdes || |
| 2298 | (E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))) & E1000_CTRL_SWDPIN10x00080000) == signal) { |
| 2299 | DEBUGOUT("Looking for Link\n"); |
| 2300 | for (i = 0; i < (LINK_UP_TIMEOUT500 / 10); i++) { |
| 2301 | msec_delay(10)(*delay_func)(1000*(10)); |
| 2302 | status = E1000_READ_REG(hw, STATUS)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 2303 | if (status & E1000_STATUS_LU0x00000002) |
| 2304 | break; |
| 2305 | } |
| 2306 | if (i == (LINK_UP_TIMEOUT500 / 10)) { |
| 2307 | DEBUGOUT("Never got a valid link from auto-neg!!!\n"); |
| 2308 | hw->autoneg_failed = 1; |
| 2309 | /* |
| 2310 | * AutoNeg failed to achieve a link, so we'll call |
| 2311 | * em_check_for_link. This routine will force the |
| 2312 | * link up if we detect a signal. This will allow us |
| 2313 | * to communicate with non-autonegotiating link |
| 2314 | * partners. |
| 2315 | */ |
| 2316 | ret_val = em_check_for_link(hw); |
| 2317 | if (ret_val) { |
| 2318 | DEBUGOUT("Error while checking for link\n"); |
| 2319 | return ret_val; |
| 2320 | } |
| 2321 | hw->autoneg_failed = 0; |
| 2322 | } else { |
| 2323 | hw->autoneg_failed = 0; |
| 2324 | DEBUGOUT("Valid Link Found\n"); |
| 2325 | } |
| 2326 | } else { |
| 2327 | DEBUGOUT("No Signal Detected\n"); |
| 2328 | } |
| 2329 | return E1000_SUCCESS0; |
| 2330 | } |
| 2331 | |
| 2332 | /****************************************************************************** |
| 2333 | * Make sure we have a valid PHY and change PHY mode before link setup. |
| 2334 | * |
| 2335 | * hw - Struct containing variables accessed by shared code |
| 2336 | *****************************************************************************/ |
| 2337 | static int32_t |
| 2338 | em_copper_link_preconfig(struct em_hw *hw) |
| 2339 | { |
| 2340 | uint32_t ctrl; |
| 2341 | int32_t ret_val; |
| 2342 | uint16_t phy_data; |
| 2343 | DEBUGFUNC("em_copper_link_preconfig");; |
| 2344 | |
| 2345 | ctrl = E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))); |
| 2346 | /* |
| 2347 | * With 82543, we need to force speed and duplex on the MAC equal to |
| 2348 | * what the PHY speed and duplex configuration is. In addition, we |
| 2349 | * need to perform a hardware reset on the PHY to take it out of |
| 2350 | * reset. |
| 2351 | */ |
| 2352 | if (hw->mac_type > em_82543) { |
| 2353 | ctrl |= E1000_CTRL_SLU0x00000040; |
| 2354 | ctrl &= ~(E1000_CTRL_FRCSPD0x00000800 | E1000_CTRL_FRCDPX0x00001000); |
| 2355 | E1000_WRITE_REG(hw, CTRL, ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (ctrl))); |
| 2356 | } else { |
| 2357 | ctrl |= (E1000_CTRL_FRCSPD0x00000800 | E1000_CTRL_FRCDPX0x00001000 | |
| 2358 | E1000_CTRL_SLU0x00000040); |
| 2359 | E1000_WRITE_REG(hw, CTRL, ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (ctrl))); |
| 2360 | ret_val = em_phy_hw_reset(hw); |
| 2361 | if (ret_val) |
| 2362 | return ret_val; |
| 2363 | } |
| 2364 | |
| 2365 | /* Set PHY to class A mode (if necessary) */ |
| 2366 | ret_val = em_set_phy_mode(hw); |
| 2367 | if (ret_val) |
| 2368 | return ret_val; |
| 2369 | |
| 2370 | if ((hw->mac_type == em_82545_rev_3) || |
| 2371 | (hw->mac_type == em_82546_rev_3)) { |
| 2372 | ret_val = em_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL0x10, |
| 2373 | &phy_data); |
| 2374 | phy_data |= 0x00000008; |
| 2375 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL0x10, |
| 2376 | phy_data); |
| 2377 | } |
| 2378 | if (hw->mac_type <= em_82543 || |
| 2379 | hw->mac_type == em_82541 || hw->mac_type == em_82547 || |
| 2380 | hw->mac_type == em_82541_rev_2 || hw->mac_type == em_82547_rev_2) |
| 2381 | hw->phy_reset_disable = FALSE0; |
| 2382 | if ((hw->mac_type == em_82575 || hw->mac_type == em_82580 || |
| 2383 | hw->mac_type == em_82576 || |
| 2384 | hw->mac_type == em_i210 || hw->mac_type == em_i350) && |
| 2385 | hw->sgmii_active) { |
| 2386 | /* allow time for SFP cage time to power up phy */ |
| 2387 | msec_delay(300)(*delay_func)(1000*(300)); |
| 2388 | |
| 2389 | /* |
| 2390 | * SFP documentation requires the following to configure the SFP module |
| 2391 | * to work on SGMII. No further documentation is given. |
| 2392 | */ |
| 2393 | em_write_phy_reg(hw, 0x1B, 0x8084); |
| 2394 | em_phy_hw_reset(hw); |
| 2395 | } |
| 2396 | |
| 2397 | return E1000_SUCCESS0; |
| 2398 | } |
| 2399 | |
| 2400 | /****************************************************************************** |
| 2401 | * Copper link setup for em_phy_igp series. |
| 2402 | * |
| 2403 | * hw - Struct containing variables accessed by shared code |
| 2404 | *****************************************************************************/ |
| 2405 | static int32_t |
| 2406 | em_copper_link_igp_setup(struct em_hw *hw) |
| 2407 | { |
| 2408 | uint32_t led_ctrl; |
| 2409 | int32_t ret_val; |
| 2410 | uint16_t phy_data; |
| 2411 | DEBUGFUNC("em_copper_link_igp_setup");; |
| 2412 | |
| 2413 | if (hw->phy_reset_disable) |
| 2414 | return E1000_SUCCESS0; |
| 2415 | |
| 2416 | ret_val = em_phy_reset(hw); |
| 2417 | if (ret_val) { |
| 2418 | DEBUGOUT("Error Resetting the PHY\n"); |
| 2419 | return ret_val; |
| 2420 | } |
| 2421 | /* Wait 15ms for MAC to configure PHY from eeprom settings */ |
| 2422 | msec_delay(15)(*delay_func)(1000*(15)); |
| 2423 | if (hw->mac_type != em_ich8lan && |
| 2424 | hw->mac_type != em_ich9lan && |
| 2425 | hw->mac_type != em_ich10lan) { |
| 2426 | /* Configure activity LED after PHY reset */ |
| 2427 | led_ctrl = E1000_READ_REG(hw, LEDCTL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00E00 : em_translate_82542_register (0x00E00))))); |
| 2428 | led_ctrl &= IGP_ACTIVITY_LED_MASK0xFFFFF0FF; |
| 2429 | led_ctrl |= (IGP_ACTIVITY_LED_ENABLE0x0300 | IGP_LED3_MODE0x07000000); |
| 2430 | E1000_WRITE_REG(hw, LEDCTL, led_ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00E00 : em_translate_82542_register (0x00E00))), (led_ctrl))); |
| 2431 | } |
| 2432 | /* The NVM settings will configure LPLU in D3 for IGP2 and IGP3 PHYs */ |
| 2433 | if (hw->phy_type == em_phy_igp) { |
| 2434 | /* disable lplu d3 during driver init */ |
| 2435 | ret_val = em_set_d3_lplu_state(hw, FALSE0); |
| 2436 | if (ret_val) { |
| 2437 | DEBUGOUT("Error Disabling LPLU D3\n"); |
| 2438 | return ret_val; |
| 2439 | } |
| 2440 | } |
| 2441 | /* disable lplu d0 during driver init */ |
| 2442 | if (hw->mac_type == em_pchlan || |
| 2443 | hw->mac_type == em_pch2lan || |
| 2444 | hw->mac_type == em_pch_lpt || |
| 2445 | hw->mac_type == em_pch_spt || |
| 2446 | hw->mac_type == em_pch_cnp || |
| 2447 | hw->mac_type == em_pch_tgp || |
| 2448 | hw->mac_type == em_pch_adp) |
| 2449 | ret_val = em_set_lplu_state_pchlan(hw, FALSE0); |
| 2450 | else |
| 2451 | ret_val = em_set_d0_lplu_state(hw, FALSE0); |
| 2452 | if (ret_val) { |
| 2453 | DEBUGOUT("Error Disabling LPLU D0\n"); |
| 2454 | return ret_val; |
| 2455 | } |
| 2456 | /* Configure mdi-mdix settings */ |
| 2457 | ret_val = em_read_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL0x12, &phy_data); |
| 2458 | if (ret_val) |
| 2459 | return ret_val; |
| 2460 | |
| 2461 | if ((hw->mac_type == em_82541) || (hw->mac_type == em_82547)) { |
| 2462 | hw->dsp_config_state = em_dsp_config_disabled; |
| 2463 | /* Force MDI for earlier revs of the IGP PHY */ |
| 2464 | phy_data &= ~(IGP01E1000_PSCR_AUTO_MDIX0x1000 | |
| 2465 | IGP01E1000_PSCR_FORCE_MDI_MDIX0x2000); |
| 2466 | hw->mdix = 1; |
| 2467 | |
| 2468 | } else { |
| 2469 | hw->dsp_config_state = em_dsp_config_enabled; |
| 2470 | phy_data &= ~IGP01E1000_PSCR_AUTO_MDIX0x1000; |
| 2471 | |
| 2472 | switch (hw->mdix) { |
| 2473 | case 1: |
| 2474 | phy_data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX0x2000; |
| 2475 | break; |
| 2476 | case 2: |
| 2477 | phy_data |= IGP01E1000_PSCR_FORCE_MDI_MDIX0x2000; |
| 2478 | break; |
| 2479 | case 0: |
| 2480 | default: |
| 2481 | phy_data |= IGP01E1000_PSCR_AUTO_MDIX0x1000; |
| 2482 | break; |
| 2483 | } |
| 2484 | } |
| 2485 | ret_val = em_write_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL0x12, phy_data); |
| 2486 | if (ret_val) |
| 2487 | return ret_val; |
| 2488 | |
| 2489 | /* set auto-master slave resolution settings */ |
| 2490 | if (hw->autoneg) { |
| 2491 | em_ms_type phy_ms_setting = hw->master_slave; |
| 2492 | if (hw->ffe_config_state == em_ffe_config_active) |
| 2493 | hw->ffe_config_state = em_ffe_config_enabled; |
| 2494 | |
| 2495 | if (hw->dsp_config_state == em_dsp_config_activated) |
| 2496 | hw->dsp_config_state = em_dsp_config_enabled; |
| 2497 | /* |
| 2498 | * when autonegotiation advertisement is only 1000Mbps then |
| 2499 | * we should disable SmartSpeed and enable Auto MasterSlave |
| 2500 | * resolution as hardware default. |
| 2501 | */ |
| 2502 | if (hw->autoneg_advertised == ADVERTISE_1000_FULL0x0020) { |
| 2503 | /* Disable SmartSpeed */ |
| 2504 | ret_val = em_read_phy_reg(hw, |
| 2505 | IGP01E1000_PHY_PORT_CONFIG0x10, &phy_data); |
| 2506 | if (ret_val) |
| 2507 | return ret_val; |
| 2508 | |
| 2509 | phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED0x0080; |
| 2510 | ret_val = em_write_phy_reg(hw, |
| 2511 | IGP01E1000_PHY_PORT_CONFIG0x10, phy_data); |
| 2512 | if (ret_val) |
| 2513 | return ret_val; |
| 2514 | /* Set auto Master/Slave resolution process */ |
| 2515 | ret_val = em_read_phy_reg(hw, PHY_1000T_CTRL0x09, |
| 2516 | &phy_data); |
| 2517 | if (ret_val) |
| 2518 | return ret_val; |
| 2519 | |
| 2520 | phy_data &= ~CR_1000T_MS_ENABLE0x1000; |
| 2521 | ret_val = em_write_phy_reg(hw, PHY_1000T_CTRL0x09, |
| 2522 | phy_data); |
| 2523 | if (ret_val) |
| 2524 | return ret_val; |
| 2525 | } |
| 2526 | ret_val = em_read_phy_reg(hw, PHY_1000T_CTRL0x09, &phy_data); |
| 2527 | if (ret_val) |
| 2528 | return ret_val; |
| 2529 | |
| 2530 | /* load defaults for future use */ |
| 2531 | hw->original_master_slave = (phy_data & CR_1000T_MS_ENABLE0x1000) ? |
| 2532 | ((phy_data & CR_1000T_MS_VALUE0x0800) ? em_ms_force_master : |
| 2533 | em_ms_force_slave) : em_ms_auto; |
| 2534 | |
| 2535 | switch (phy_ms_setting) { |
| 2536 | case em_ms_force_master: |
| 2537 | phy_data |= (CR_1000T_MS_ENABLE0x1000 | CR_1000T_MS_VALUE0x0800); |
| 2538 | break; |
| 2539 | case em_ms_force_slave: |
| 2540 | phy_data |= CR_1000T_MS_ENABLE0x1000; |
| 2541 | phy_data &= ~(CR_1000T_MS_VALUE0x0800); |
| 2542 | break; |
| 2543 | case em_ms_auto: |
| 2544 | phy_data &= ~CR_1000T_MS_ENABLE0x1000; |
| 2545 | break; |
| 2546 | default: |
| 2547 | break; |
| 2548 | } |
| 2549 | ret_val = em_write_phy_reg(hw, PHY_1000T_CTRL0x09, phy_data); |
| 2550 | if (ret_val) |
| 2551 | return ret_val; |
| 2552 | } |
| 2553 | return E1000_SUCCESS0; |
| 2554 | } |
| 2555 | |
| 2556 | /****************************************************************************** |
| 2557 | * Copper link setup for em_phy_gg82563 series. |
| 2558 | * |
| 2559 | * hw - Struct containing variables accessed by shared code |
| 2560 | *****************************************************************************/ |
| 2561 | static int32_t |
| 2562 | em_copper_link_ggp_setup(struct em_hw *hw) |
| 2563 | { |
| 2564 | int32_t ret_val; |
| 2565 | uint16_t phy_data; |
| 2566 | uint32_t reg_data; |
| 2567 | DEBUGFUNC("em_copper_link_ggp_setup");; |
| 2568 | |
| 2569 | if (!hw->phy_reset_disable) { |
| 2570 | |
| 2571 | /* Enable CRS on TX for half-duplex operation. */ |
| 2572 | ret_val = em_read_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL(((2) << 5) | ((21) & 0x1F)), |
| 2573 | &phy_data); |
| 2574 | if (ret_val) |
| 2575 | return ret_val; |
| 2576 | |
| 2577 | phy_data |= GG82563_MSCR_ASSERT_CRS_ON_TX0x0010; |
| 2578 | /* Use 25MHz for both link down and 1000BASE-T for Tx clock */ |
| 2579 | phy_data |= GG82563_MSCR_TX_CLK_1000MBPS_25MHZ0x0007; |
| 2580 | |
| 2581 | ret_val = em_write_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL(((2) << 5) | ((21) & 0x1F)), |
| 2582 | phy_data); |
| 2583 | if (ret_val) |
| 2584 | return ret_val; |
| 2585 | /* |
| 2586 | * Options: MDI/MDI-X = 0 (default) 0 - Auto for all speeds 1 |
| 2587 | * - MDI mode 2 - MDI-X mode 3 - Auto for 1000Base-T only |
| 2588 | * (MDI-X for 10/100Base-T modes) |
| 2589 | */ |
| 2590 | ret_val = em_read_phy_reg(hw, GG82563_PHY_SPEC_CTRL(((0) << 5) | ((16) & 0x1F)), |
| 2591 | &phy_data); |
| 2592 | |
| 2593 | if (ret_val) |
| 2594 | return ret_val; |
| 2595 | |
| 2596 | phy_data &= ~GG82563_PSCR_CROSSOVER_MODE_MASK0x0060; |
| 2597 | |
| 2598 | switch (hw->mdix) { |
| 2599 | case 1: |
| 2600 | phy_data |= GG82563_PSCR_CROSSOVER_MODE_MDI0x0000; |
| 2601 | break; |
| 2602 | case 2: |
| 2603 | phy_data |= GG82563_PSCR_CROSSOVER_MODE_MDIX0x0020; |
| 2604 | break; |
| 2605 | case 0: |
| 2606 | default: |
| 2607 | phy_data |= GG82563_PSCR_CROSSOVER_MODE_AUTO0x0060; |
| 2608 | break; |
| 2609 | } |
| 2610 | /* |
| 2611 | * Options: disable_polarity_correction = 0 (default) |
| 2612 | * Automatic Correction for Reversed Cable Polarity 0 - |
| 2613 | * Disabled 1 - Enabled |
| 2614 | */ |
| 2615 | phy_data &= ~GG82563_PSCR_POLARITY_REVERSAL_DISABLE0x0002; |
| 2616 | if (hw->disable_polarity_correction == 1) |
| 2617 | phy_data |= GG82563_PSCR_POLARITY_REVERSAL_DISABLE0x0002; |
| 2618 | ret_val = em_write_phy_reg(hw, GG82563_PHY_SPEC_CTRL(((0) << 5) | ((16) & 0x1F)), |
| 2619 | phy_data); |
| 2620 | |
| 2621 | if (ret_val) |
| 2622 | return ret_val; |
| 2623 | |
| 2624 | /* SW Reset the PHY so all changes take effect */ |
| 2625 | ret_val = em_phy_reset(hw); |
| 2626 | if (ret_val) { |
| 2627 | DEBUGOUT("Error Resetting the PHY\n"); |
| 2628 | return ret_val; |
| 2629 | } |
| 2630 | } /* phy_reset_disable */ |
| 2631 | if (hw->mac_type == em_80003es2lan) { |
| 2632 | /* Bypass RX and TX FIFO's */ |
| 2633 | ret_val = em_write_kmrn_reg(hw, |
| 2634 | E1000_KUMCTRLSTA_OFFSET_FIFO_CTRL0x00000000, |
| 2635 | E1000_KUMCTRLSTA_FIFO_CTRL_RX_BYPASS0x00000008 | |
| 2636 | E1000_KUMCTRLSTA_FIFO_CTRL_TX_BYPASS0x00000800); |
| 2637 | if (ret_val) |
| 2638 | return ret_val; |
| 2639 | |
| 2640 | ret_val = em_read_phy_reg(hw, GG82563_PHY_SPEC_CTRL_2(((0) << 5) | ((26) & 0x1F)), |
| 2641 | &phy_data); |
| 2642 | if (ret_val) |
| 2643 | return ret_val; |
| 2644 | |
| 2645 | phy_data &= ~GG82563_PSCR2_REVERSE_AUTO_NEG0x2000; |
| 2646 | ret_val = em_write_phy_reg(hw, GG82563_PHY_SPEC_CTRL_2(((0) << 5) | ((26) & 0x1F)), |
| 2647 | phy_data); |
| 2648 | |
| 2649 | if (ret_val) |
| 2650 | return ret_val; |
| 2651 | |
| 2652 | reg_data = E1000_READ_REG(hw, CTRL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))))); |
| 2653 | reg_data &= ~(E1000_CTRL_EXT_LINK_MODE_MASK0x00C00000); |
| 2654 | E1000_WRITE_REG(hw, CTRL_EXT, reg_data)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (reg_data))); |
| 2655 | |
| 2656 | ret_val = em_read_phy_reg(hw, GG82563_PHY_PWR_MGMT_CTRL(((193) << 5) | ((20) & 0x1F)), |
| 2657 | &phy_data); |
| 2658 | if (ret_val) |
| 2659 | return ret_val; |
| 2660 | /* |
| 2661 | * Do not init these registers when the HW is in IAMT mode, |
| 2662 | * since the firmware will have already initialized them. We |
| 2663 | * only initialize them if the HW is not in IAMT mode. |
| 2664 | */ |
| 2665 | if (em_check_mng_mode(hw) == FALSE0) { |
| 2666 | /* Enable Electrical Idle on the PHY */ |
| 2667 | phy_data |= GG82563_PMCR_ENABLE_ELECTRICAL_IDLE0x0001; |
| 2668 | ret_val = em_write_phy_reg(hw, |
| 2669 | GG82563_PHY_PWR_MGMT_CTRL(((193) << 5) | ((20) & 0x1F)), phy_data); |
| 2670 | if (ret_val) |
| 2671 | return ret_val; |
| 2672 | |
| 2673 | ret_val = em_read_phy_reg(hw, |
| 2674 | GG82563_PHY_KMRN_MODE_CTRL(((193) << 5) | ((16) & 0x1F)), &phy_data); |
| 2675 | if (ret_val) |
| 2676 | return ret_val; |
| 2677 | |
| 2678 | phy_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER0x0800; |
| 2679 | ret_val = em_write_phy_reg(hw, |
| 2680 | GG82563_PHY_KMRN_MODE_CTRL(((193) << 5) | ((16) & 0x1F)), phy_data); |
| 2681 | |
| 2682 | if (ret_val) |
| 2683 | return ret_val; |
| 2684 | } |
| 2685 | /* |
| 2686 | * Workaround: Disable padding in Kumeran interface in the |
| 2687 | * MAC and in the PHY to avoid CRC errors. |
| 2688 | */ |
| 2689 | ret_val = em_read_phy_reg(hw, GG82563_PHY_INBAND_CTRL(((194) << 5) | ((18) & 0x1F)), |
| 2690 | &phy_data); |
| 2691 | if (ret_val) |
| 2692 | return ret_val; |
| 2693 | phy_data |= GG82563_ICR_DIS_PADDING0x0010; |
| 2694 | ret_val = em_write_phy_reg(hw, GG82563_PHY_INBAND_CTRL(((194) << 5) | ((18) & 0x1F)), |
| 2695 | phy_data); |
| 2696 | if (ret_val) |
| 2697 | return ret_val; |
| 2698 | } |
| 2699 | return E1000_SUCCESS0; |
| 2700 | } |
| 2701 | |
| 2702 | /****************************************************************************** |
| 2703 | * Copper link setup for em_phy_m88 series. |
| 2704 | * |
| 2705 | * hw - Struct containing variables accessed by shared code |
| 2706 | *****************************************************************************/ |
| 2707 | static int32_t |
| 2708 | em_copper_link_mgp_setup(struct em_hw *hw) |
| 2709 | { |
| 2710 | int32_t ret_val; |
| 2711 | uint16_t phy_data; |
| 2712 | DEBUGFUNC("em_copper_link_mgp_setup");; |
| 2713 | |
| 2714 | if (hw->phy_reset_disable) |
| 2715 | return E1000_SUCCESS0; |
| 2716 | |
| 2717 | /* disable lplu d0 during driver init */ |
| 2718 | if (hw->mac_type == em_pchlan || |
| 2719 | hw->mac_type == em_pch2lan || |
| 2720 | hw->mac_type == em_pch_lpt || |
| 2721 | hw->mac_type == em_pch_spt || |
| 2722 | hw->mac_type == em_pch_cnp || |
| 2723 | hw->mac_type == em_pch_tgp || |
| 2724 | hw->mac_type == em_pch_adp) |
| 2725 | ret_val = em_set_lplu_state_pchlan(hw, FALSE0); |
| 2726 | |
| 2727 | /* Enable CRS on TX. This must be set for half-duplex operation. */ |
| 2728 | ret_val = em_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL0x10, &phy_data); |
| 2729 | if (ret_val) |
| 2730 | return ret_val; |
| 2731 | |
| 2732 | if (hw->phy_id == M88E1141_E_PHY_ID0x01410CD0) { |
| 2733 | phy_data |= 0x00000008; |
| 2734 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL0x10, |
| 2735 | phy_data); |
| 2736 | if (ret_val) |
| 2737 | return ret_val; |
| 2738 | |
| 2739 | ret_val = em_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL0x10, |
| 2740 | &phy_data); |
| 2741 | if (ret_val) |
| 2742 | return ret_val; |
| 2743 | |
| 2744 | phy_data &= ~M88E1000_PSCR_ASSERT_CRS_ON_TX0x0800; |
| 2745 | |
| 2746 | } |
| 2747 | /* For BM PHY this bit is downshift enable */ |
| 2748 | else if (hw->phy_type != em_phy_bm) |
| 2749 | phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX0x0800; |
| 2750 | /* |
| 2751 | * Options: MDI/MDI-X = 0 (default) 0 - Auto for all speeds 1 - MDI |
| 2752 | * mode 2 - MDI-X mode 3 - Auto for 1000Base-T only (MDI-X for |
| 2753 | * 10/100Base-T modes) |
| 2754 | */ |
| 2755 | phy_data &= ~M88E1000_PSCR_AUTO_X_MODE0x0060; |
| 2756 | |
| 2757 | switch (hw->mdix) { |
| 2758 | case 1: |
| 2759 | phy_data |= M88E1000_PSCR_MDI_MANUAL_MODE0x0000; |
| 2760 | break; |
| 2761 | case 2: |
| 2762 | phy_data |= M88E1000_PSCR_MDIX_MANUAL_MODE0x0020; |
| 2763 | break; |
| 2764 | case 3: |
| 2765 | phy_data |= M88E1000_PSCR_AUTO_X_1000T0x0040; |
| 2766 | break; |
| 2767 | case 0: |
| 2768 | default: |
| 2769 | phy_data |= M88E1000_PSCR_AUTO_X_MODE0x0060; |
| 2770 | break; |
| 2771 | } |
| 2772 | /* |
| 2773 | * Options: disable_polarity_correction = 0 (default) Automatic |
| 2774 | * Correction for Reversed Cable Polarity 0 - Disabled 1 - Enabled |
| 2775 | */ |
| 2776 | phy_data &= ~M88E1000_PSCR_POLARITY_REVERSAL0x0002; |
| 2777 | if (hw->disable_polarity_correction == 1) |
| 2778 | phy_data |= M88E1000_PSCR_POLARITY_REVERSAL0x0002; |
| 2779 | |
| 2780 | /* Enable downshift on BM (disabled by default) */ |
| 2781 | if (hw->phy_type == em_phy_bm) |
| 2782 | phy_data |= BME1000_PSCR_ENABLE_DOWNSHIFT0x0800; |
| 2783 | |
| 2784 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL0x10, phy_data); |
| 2785 | if (ret_val) |
| 2786 | return ret_val; |
| 2787 | |
| 2788 | if (((hw->phy_type == em_phy_m88) && |
| 2789 | (hw->phy_revision < M88E1011_I_REV_40x04) && |
| 2790 | (hw->phy_id != BME1000_E_PHY_ID0x01410CB0)) || |
| 2791 | (hw->phy_type == em_phy_oem)) { |
| 2792 | /* |
| 2793 | * Force TX_CLK in the Extended PHY Specific Control Register |
| 2794 | * to 25MHz clock. |
| 2795 | */ |
| 2796 | ret_val = em_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL0x14, |
| 2797 | &phy_data); |
| 2798 | if (ret_val) |
| 2799 | return ret_val; |
| 2800 | |
| 2801 | if (hw->phy_type == em_phy_oem) { |
| 2802 | phy_data |= M88E1000_EPSCR_TX_TIME_CTRL0x0002; |
| 2803 | phy_data |= M88E1000_EPSCR_RX_TIME_CTRL0x0080; |
| 2804 | } |
| 2805 | phy_data |= M88E1000_EPSCR_TX_CLK_250x0070; |
| 2806 | |
| 2807 | if ((hw->phy_revision == E1000_REVISION_22) && |
| 2808 | (hw->phy_id == M88E1111_I_PHY_ID0x01410CC0)) { |
| 2809 | /* Vidalia Phy, set the downshift counter to 5x */ |
| 2810 | phy_data &= ~(M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK0x0E00); |
| 2811 | phy_data |= M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X0x0800; |
| 2812 | ret_val = em_write_phy_reg(hw, |
| 2813 | M88E1000_EXT_PHY_SPEC_CTRL0x14, phy_data); |
| 2814 | if (ret_val) |
| 2815 | return ret_val; |
| 2816 | } else { |
| 2817 | /* Configure Master and Slave downshift values */ |
| 2818 | phy_data &= ~(M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK0x0C00 | |
| 2819 | M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK0x0300); |
| 2820 | phy_data |= (M88E1000_EPSCR_MASTER_DOWNSHIFT_1X0x0000 | |
| 2821 | M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X0x0100); |
| 2822 | ret_val = em_write_phy_reg(hw, |
| 2823 | M88E1000_EXT_PHY_SPEC_CTRL0x14, phy_data); |
| 2824 | if (ret_val) |
| 2825 | return ret_val; |
| 2826 | } |
| 2827 | } |
| 2828 | if ((hw->phy_type == em_phy_bm) && (hw->phy_revision == 1)) { |
| 2829 | /* |
| 2830 | * Set PHY page 0, register 29 to 0x0003 |
| 2831 | * The next two writes are supposed to lower BER for gig |
| 2832 | * connection |
| 2833 | */ |
| 2834 | ret_val = em_write_phy_reg(hw, BM_REG_BIAS129, 0x0003); |
| 2835 | if (ret_val) |
| 2836 | return ret_val; |
| 2837 | |
| 2838 | /* Set PHY page 0, register 30 to 0x0000 */ |
| 2839 | ret_val = em_write_phy_reg(hw, BM_REG_BIAS230, 0x0000); |
| 2840 | if (ret_val) |
| 2841 | return ret_val; |
| 2842 | } |
| 2843 | if (hw->phy_type == em_phy_82578) { |
| 2844 | ret_val = em_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL0x14, |
| 2845 | &phy_data); |
| 2846 | if (ret_val) |
| 2847 | return ret_val; |
| 2848 | |
| 2849 | /* 82578 PHY - set the downshift count to 1x. */ |
| 2850 | phy_data |= I82578_EPSCR_DOWNSHIFT_ENABLE0x0020; |
| 2851 | phy_data &= ~I82578_EPSCR_DOWNSHIFT_COUNTER_MASK0x001C; |
| 2852 | ret_val = em_write_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL0x14, |
| 2853 | phy_data); |
| 2854 | if (ret_val) |
| 2855 | return ret_val; |
| 2856 | } |
| 2857 | /* SW Reset the PHY so all changes take effect */ |
| 2858 | ret_val = em_phy_reset(hw); |
| 2859 | if (ret_val) { |
| 2860 | DEBUGOUT("Error Resetting the PHY\n"); |
| 2861 | return ret_val; |
| 2862 | } |
| 2863 | return E1000_SUCCESS0; |
| 2864 | } |
| 2865 | |
| 2866 | /****************************************************************************** |
| 2867 | * Copper link setup for em_phy_82577 series. |
| 2868 | * |
| 2869 | * hw - Struct containing variables accessed by shared code |
| 2870 | *****************************************************************************/ |
| 2871 | static int32_t |
| 2872 | em_copper_link_82577_setup(struct em_hw *hw) |
| 2873 | { |
| 2874 | int32_t ret_val; |
| 2875 | uint16_t phy_data; |
| 2876 | uint32_t led_ctl; |
| 2877 | DEBUGFUNC("em_copper_link_82577_setup");; |
| 2878 | |
| 2879 | if (hw->phy_reset_disable) |
| 2880 | return E1000_SUCCESS0; |
| 2881 | |
| 2882 | /* Enable CRS on TX for half-duplex operation. */ |
| 2883 | ret_val = em_read_phy_reg(hw, I82577_PHY_CFG_REG22, &phy_data); |
| 2884 | if (ret_val) |
| 2885 | return ret_val; |
| 2886 | |
| 2887 | phy_data |= I82577_PHY_CFG_ENABLE_CRS_ON_TX(1 << 15) | |
| 2888 | I82577_PHY_CFG_ENABLE_DOWNSHIFT((1 << 10) + (1 << 11)); |
| 2889 | |
| 2890 | ret_val = em_write_phy_reg(hw, I82577_PHY_CFG_REG22, phy_data); |
| 2891 | if (ret_val) |
| 2892 | return ret_val; |
| 2893 | |
| 2894 | /* Wait 15ms for MAC to configure PHY from eeprom settings */ |
| 2895 | msec_delay(15)(*delay_func)(1000*(15)); |
| 2896 | led_ctl = hw->ledctl_mode1; |
| 2897 | |
| 2898 | /* disable lplu d0 during driver init */ |
| 2899 | ret_val = em_set_lplu_state_pchlan(hw, FALSE0); |
| 2900 | if (ret_val) { |
| 2901 | DEBUGOUT("Error Disabling LPLU D0\n"); |
| 2902 | return ret_val; |
| 2903 | } |
| 2904 | |
| 2905 | E1000_WRITE_REG(hw, LEDCTL, led_ctl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00E00 : em_translate_82542_register (0x00E00))), (led_ctl))); |
| 2906 | |
| 2907 | return E1000_SUCCESS0; |
| 2908 | } |
| 2909 | |
| 2910 | static int32_t |
| 2911 | em_copper_link_82580_setup(struct em_hw *hw) |
| 2912 | { |
| 2913 | int32_t ret_val; |
| 2914 | uint16_t phy_data; |
| 2915 | |
| 2916 | if (hw->phy_reset_disable) |
| 2917 | return E1000_SUCCESS0; |
| 2918 | |
| 2919 | ret_val = em_phy_reset(hw); |
| 2920 | if (ret_val) |
| 2921 | goto out; |
| 2922 | |
| 2923 | /* Enable CRS on TX. This must be set for half-duplex operation. */ |
| 2924 | ret_val = em_read_phy_reg(hw, I82580_CFG_REG22, &phy_data); |
| 2925 | if (ret_val) |
| 2926 | goto out; |
| 2927 | |
| 2928 | phy_data |= I82580_CFG_ASSERT_CRS_ON_TX(1 << 15) | |
| 2929 | I82580_CFG_ENABLE_DOWNSHIFT(3 << 10); |
| 2930 | |
| 2931 | ret_val = em_write_phy_reg(hw, I82580_CFG_REG22, phy_data); |
| 2932 | |
| 2933 | out: |
| 2934 | return ret_val; |
| 2935 | } |
| 2936 | |
| 2937 | static int32_t |
| 2938 | em_copper_link_rtl8211_setup(struct em_hw *hw) |
| 2939 | { |
| 2940 | int32_t ret_val; |
| 2941 | uint16_t phy_data; |
| 2942 | |
| 2943 | DEBUGFUNC("em_copper_link_rtl8211_setup: begin");; |
| 2944 | |
| 2945 | if (!hw) { |
| 2946 | return -1; |
| 2947 | } |
| 2948 | /* SW Reset the PHY so all changes take effect */ |
| 2949 | em_phy_hw_reset(hw); |
| 2950 | |
| 2951 | /* Enable CRS on TX. This must be set for half-duplex operation. */ |
| 2952 | phy_data = 0; |
| 2953 | |
| 2954 | ret_val = em_read_phy_reg_ex(hw, RGEPHY_CR0x10, &phy_data); |
| 2955 | if (ret_val) { |
| 2956 | printf("Unable to read RGEPHY_CR register\n"); |
| 2957 | return ret_val; |
| 2958 | } |
| 2959 | DEBUGOUT3("RTL8211: Rx phy_id=%X addr=%X SPEC_CTRL=%X\n", hw->phy_id, |
| 2960 | hw->phy_addr, phy_data); |
| 2961 | phy_data |= RGEPHY_CR_ASSERT_CRS0x0800; |
| 2962 | |
| 2963 | ret_val = em_write_phy_reg_ex(hw, RGEPHY_CR0x10, phy_data); |
| 2964 | if (ret_val) { |
| 2965 | printf("Unable to write RGEPHY_CR register\n"); |
| 2966 | return ret_val; |
| 2967 | } |
| 2968 | |
| 2969 | phy_data = 0; /* LED Control Register 0x18 */ |
| 2970 | ret_val = em_read_phy_reg_ex(hw, RGEPHY_LC0x18, &phy_data); |
| 2971 | if (ret_val) { |
| 2972 | printf("Unable to read RGEPHY_LC register\n"); |
| 2973 | return ret_val; |
| 2974 | } |
| 2975 | |
| 2976 | phy_data &= 0x80FF; /* bit-15=0 disable, clear bit 8-10 */ |
| 2977 | ret_val = em_write_phy_reg_ex(hw, RGEPHY_LC0x18, phy_data); |
| 2978 | if (ret_val) { |
| 2979 | printf("Unable to write RGEPHY_LC register\n"); |
| 2980 | return ret_val; |
| 2981 | } |
| 2982 | /* LED Control and Definition Register 0x11, PHY spec status reg */ |
| 2983 | phy_data = 0; |
| 2984 | ret_val = em_read_phy_reg_ex(hw, RGEPHY_SR0x11, &phy_data); |
| 2985 | if (ret_val) { |
| 2986 | printf("Unable to read RGEPHY_SR register\n"); |
| 2987 | return ret_val; |
| 2988 | } |
| 2989 | |
| 2990 | phy_data |= 0x0010; /* LED active Low */ |
| 2991 | ret_val = em_write_phy_reg_ex(hw, RGEPHY_SR0x11, phy_data); |
| 2992 | if (ret_val) { |
| 2993 | printf("Unable to write RGEPHY_SR register\n"); |
| 2994 | return ret_val; |
| 2995 | } |
| 2996 | |
| 2997 | phy_data = 0; |
| 2998 | ret_val = em_read_phy_reg_ex(hw, RGEPHY_SR0x11, &phy_data); |
| 2999 | if (ret_val) { |
| 3000 | printf("Unable to read RGEPHY_SR register\n"); |
| 3001 | return ret_val; |
| 3002 | } |
| 3003 | |
| 3004 | /* Switch to Page2 */ |
| 3005 | phy_data = RGEPHY_PS_PAGE_20x0002; |
| 3006 | ret_val = em_write_phy_reg_ex(hw, RGEPHY_PS0x1F, phy_data); |
| 3007 | if (ret_val) { |
| 3008 | printf("Unable to write PHY RGEPHY_PS register\n"); |
| 3009 | return ret_val; |
| 3010 | } |
| 3011 | |
| 3012 | phy_data = 0x0000; |
| 3013 | ret_val = em_write_phy_reg_ex(hw, RGEPHY_LC_P20x1A, phy_data); |
| 3014 | if (ret_val) { |
| 3015 | printf("Unable to write RGEPHY_LC_P2 register\n"); |
| 3016 | return ret_val; |
| 3017 | } |
| 3018 | usec_delay(5)(*delay_func)(5); |
| 3019 | |
| 3020 | |
| 3021 | /* LED Configuration Control Reg for setting for 0x1A Register */ |
| 3022 | phy_data = 0; |
| 3023 | ret_val = em_read_phy_reg_ex(hw, RGEPHY_LC_P20x1A, &phy_data); |
| 3024 | if (ret_val) { |
| 3025 | printf("Unable to read RGEPHY_LC_P2 register\n"); |
| 3026 | return ret_val; |
| 3027 | } |
| 3028 | |
| 3029 | phy_data &= 0xF000; |
| 3030 | phy_data |= 0x0F24; |
| 3031 | ret_val = em_write_phy_reg_ex(hw, RGEPHY_LC_P20x1A, phy_data); |
| 3032 | if (ret_val) { |
| 3033 | printf("Unable to write RGEPHY_LC_P2 register\n"); |
| 3034 | return ret_val; |
| 3035 | } |
| 3036 | phy_data = 0; |
| 3037 | ret_val= em_read_phy_reg_ex(hw, RGEPHY_LC_P20x1A, &phy_data); |
| 3038 | if (ret_val) { |
| 3039 | printf("Unable to read RGEPHY_LC_P2 register\n"); |
| 3040 | return ret_val; |
| 3041 | } |
| 3042 | DEBUGOUT1("RTL8211:ReadBack for check, LED_CFG->data=%X\n", phy_data); |
| 3043 | |
| 3044 | |
| 3045 | /* After setting Page2, go back to Page 0 */ |
| 3046 | phy_data = 0; |
| 3047 | ret_val = em_write_phy_reg_ex(hw, RGEPHY_PS0x1F, phy_data); |
| 3048 | if (ret_val) { |
| 3049 | printf("Unable to write PHY RGEPHY_PS register\n"); |
| 3050 | return ret_val; |
| 3051 | } |
| 3052 | |
| 3053 | /* pulse streching= 42-84ms, blink rate=84mm */ |
| 3054 | phy_data = 0x140 | RGEPHY_LC_PULSE_42MS0x2000 | RGEPHY_LC_LINK0x0008 | |
| 3055 | RGEPHY_LC_DUPLEX0x0004 | RGEPHY_LC_RX0x0002; |
| 3056 | |
| 3057 | ret_val = em_write_phy_reg_ex(hw, RGEPHY_LC0x18, phy_data); |
| 3058 | if (ret_val) { |
| 3059 | printf("Unable to write RGEPHY_LC register\n"); |
| 3060 | return ret_val; |
| 3061 | } |
| 3062 | return E1000_SUCCESS0; |
| 3063 | } |
| 3064 | |
| 3065 | /****************************************************************************** |
| 3066 | * Setup auto-negotiation and flow control advertisements, |
| 3067 | * and then perform auto-negotiation. |
| 3068 | * |
| 3069 | * hw - Struct containing variables accessed by shared code |
| 3070 | *****************************************************************************/ |
| 3071 | int32_t |
| 3072 | em_copper_link_autoneg(struct em_hw *hw) |
| 3073 | { |
| 3074 | int32_t ret_val; |
| 3075 | uint16_t phy_data; |
| 3076 | DEBUGFUNC("em_copper_link_autoneg");; |
| 3077 | /* |
| 3078 | * Perform some bounds checking on the hw->autoneg_advertised |
| 3079 | * parameter. If this variable is zero, then set it to the default. |
| 3080 | */ |
| 3081 | hw->autoneg_advertised &= AUTONEG_ADVERTISE_SPEED_DEFAULT0x002F; |
| 3082 | /* |
| 3083 | * If autoneg_advertised is zero, we assume it was not defaulted by |
| 3084 | * the calling code so we set to advertise full capability. |
| 3085 | */ |
| 3086 | if (hw->autoneg_advertised == 0) |
| 3087 | hw->autoneg_advertised = AUTONEG_ADVERTISE_SPEED_DEFAULT0x002F; |
| 3088 | |
| 3089 | /* IFE phy only supports 10/100 */ |
| 3090 | if (hw->phy_type == em_phy_ife) |
| 3091 | hw->autoneg_advertised &= AUTONEG_ADVERTISE_10_100_ALL0x000F; |
| 3092 | |
| 3093 | DEBUGOUT("Reconfiguring auto-neg advertisement params\n"); |
| 3094 | ret_val = em_phy_setup_autoneg(hw); |
| 3095 | if (ret_val) { |
| 3096 | DEBUGOUT("Error Setting up Auto-Negotiation\n"); |
| 3097 | return ret_val; |
| 3098 | } |
| 3099 | DEBUGOUT("Restarting Auto-Neg\n"); |
| 3100 | /* |
| 3101 | * Restart auto-negotiation by setting the Auto Neg Enable bit and |
| 3102 | * the Auto Neg Restart bit in the PHY control register. |
| 3103 | */ |
| 3104 | ret_val = em_read_phy_reg(hw, PHY_CTRL0x00, &phy_data); |
| 3105 | if (ret_val) |
| 3106 | return ret_val; |
| 3107 | |
| 3108 | phy_data |= (MII_CR_AUTO_NEG_EN0x1000 | MII_CR_RESTART_AUTO_NEG0x0200); |
| 3109 | ret_val = em_write_phy_reg(hw, PHY_CTRL0x00, phy_data); |
| 3110 | if (ret_val) |
| 3111 | return ret_val; |
| 3112 | /* |
| 3113 | * Does the user want to wait for Auto-Neg to complete here, or check |
| 3114 | * at a later time (for example, callback routine). |
| 3115 | */ |
| 3116 | if (hw->wait_autoneg_complete) { |
| 3117 | ret_val = em_wait_autoneg(hw); |
| 3118 | if (ret_val) { |
| 3119 | DEBUGOUT("Error while waiting for autoneg to complete\n" |
| 3120 | ); |
| 3121 | return ret_val; |
| 3122 | } |
| 3123 | } |
| 3124 | hw->get_link_status = TRUE1; |
| 3125 | |
| 3126 | return E1000_SUCCESS0; |
| 3127 | } |
| 3128 | |
| 3129 | /****************************************************************************** |
| 3130 | * Config the MAC and the PHY after link is up. |
| 3131 | * 1) Set up the MAC to the current PHY speed/duplex |
| 3132 | * if we are on 82543. If we |
| 3133 | * are on newer silicon, we only need to configure |
| 3134 | * collision distance in the Transmit Control Register. |
| 3135 | * 2) Set up flow control on the MAC to that established with |
| 3136 | * the link partner. |
| 3137 | * 3) Config DSP to improve Gigabit link quality for some PHY revisions. |
| 3138 | * |
| 3139 | * hw - Struct containing variables accessed by shared code |
| 3140 | *****************************************************************************/ |
| 3141 | int32_t |
| 3142 | em_copper_link_postconfig(struct em_hw *hw) |
| 3143 | { |
| 3144 | int32_t ret_val; |
| 3145 | DEBUGFUNC("em_copper_link_postconfig");; |
| 3146 | |
| 3147 | if (hw->mac_type >= em_82544 && |
| 3148 | hw->mac_type != em_icp_xxxx) { |
| 3149 | em_config_collision_dist(hw); |
| 3150 | } else { |
| 3151 | ret_val = em_config_mac_to_phy(hw); |
| 3152 | if (ret_val) { |
| 3153 | DEBUGOUT("Error configuring MAC to PHY settings\n"); |
| 3154 | return ret_val; |
| 3155 | } |
| 3156 | } |
| 3157 | ret_val = em_config_fc_after_link_up(hw); |
| 3158 | if (ret_val) { |
| 3159 | DEBUGOUT("Error Configuring Flow Control\n"); |
| 3160 | return ret_val; |
| 3161 | } |
| 3162 | /* Config DSP to improve Giga link quality */ |
| 3163 | if (hw->phy_type == em_phy_igp) { |
| 3164 | ret_val = em_config_dsp_after_link_change(hw, TRUE1); |
| 3165 | if (ret_val) { |
| 3166 | DEBUGOUT("Error Configuring DSP after link up\n"); |
| 3167 | return ret_val; |
| 3168 | } |
| 3169 | } |
| 3170 | return E1000_SUCCESS0; |
| 3171 | } |
| 3172 | |
| 3173 | /****************************************************************************** |
| 3174 | * Detects which PHY is present and setup the speed and duplex |
| 3175 | * |
| 3176 | * hw - Struct containing variables accessed by shared code |
| 3177 | *****************************************************************************/ |
| 3178 | static int32_t |
| 3179 | em_setup_copper_link(struct em_hw *hw) |
| 3180 | { |
| 3181 | int32_t ret_val; |
| 3182 | uint16_t i; |
| 3183 | uint16_t phy_data; |
| 3184 | uint16_t reg_data; |
| 3185 | DEBUGFUNC("em_setup_copper_link");; |
| 3186 | |
| 3187 | switch (hw->mac_type) { |
| 3188 | case em_80003es2lan: |
| 3189 | case em_ich8lan: |
| 3190 | case em_ich9lan: |
| 3191 | case em_ich10lan: |
| 3192 | case em_pchlan: |
| 3193 | case em_pch2lan: |
| 3194 | case em_pch_lpt: |
| 3195 | case em_pch_spt: |
| 3196 | case em_pch_cnp: |
| 3197 | case em_pch_tgp: |
| 3198 | case em_pch_adp: |
| 3199 | /* |
| 3200 | * Set the mac to wait the maximum time between each |
| 3201 | * iteration and increase the max iterations when polling the |
| 3202 | * phy; this fixes erroneous timeouts at 10Mbps. |
| 3203 | */ |
| 3204 | ret_val = em_write_kmrn_reg(hw, GG82563_REG(0x34, 4)(((0x34) << 5) | ((4) & 0x1F)), 0xFFFF); |
| 3205 | if (ret_val) |
| 3206 | return ret_val; |
| 3207 | ret_val = em_read_kmrn_reg(hw, GG82563_REG(0x34, 9)(((0x34) << 5) | ((9) & 0x1F)), |
| 3208 | ®_data); |
| 3209 | if (ret_val) |
| 3210 | return ret_val; |
| 3211 | reg_data |= 0x3F; |
| 3212 | ret_val = em_write_kmrn_reg(hw, GG82563_REG(0x34, 9)(((0x34) << 5) | ((9) & 0x1F)), |
| 3213 | reg_data); |
| 3214 | if (ret_val) |
| 3215 | return ret_val; |
| 3216 | default: |
| 3217 | break; |
| 3218 | } |
| 3219 | |
| 3220 | /* Check if it is a valid PHY and set PHY mode if necessary. */ |
| 3221 | ret_val = em_copper_link_preconfig(hw); |
| 3222 | if (ret_val) |
| 3223 | return ret_val; |
| 3224 | |
| 3225 | switch (hw->mac_type) { |
| 3226 | case em_80003es2lan: |
| 3227 | /* Kumeran registers are written-only */ |
| 3228 | reg_data = |
| 3229 | E1000_KUMCTRLSTA_INB_CTRL_LINK_STATUS_TX_TIMEOUT_DEFAULT0x00000500; |
| 3230 | reg_data |= E1000_KUMCTRLSTA_INB_CTRL_DIS_PADDING0x00000010; |
| 3231 | ret_val = em_write_kmrn_reg(hw, |
| 3232 | E1000_KUMCTRLSTA_OFFSET_INB_CTRL0x00000002, reg_data); |
| 3233 | if (ret_val) |
| 3234 | return ret_val; |
| 3235 | break; |
| 3236 | default: |
| 3237 | break; |
| 3238 | } |
| 3239 | |
| 3240 | if (hw->phy_type == em_phy_igp || |
| 3241 | hw->phy_type == em_phy_igp_3 || |
| 3242 | hw->phy_type == em_phy_igp_2) { |
| 3243 | ret_val = em_copper_link_igp_setup(hw); |
| 3244 | if (ret_val) |
| 3245 | return ret_val; |
| 3246 | } else if (hw->phy_type == em_phy_m88 || |
| 3247 | hw->phy_type == em_phy_bm || |
| 3248 | hw->phy_type == em_phy_oem || |
| 3249 | hw->phy_type == em_phy_82578) { |
| 3250 | ret_val = em_copper_link_mgp_setup(hw); |
| 3251 | if (ret_val) |
| 3252 | return ret_val; |
| 3253 | } else if (hw->phy_type == em_phy_gg82563) { |
| 3254 | ret_val = em_copper_link_ggp_setup(hw); |
| 3255 | if (ret_val) |
| 3256 | return ret_val; |
| 3257 | } else if (hw->phy_type == em_phy_82577 || |
| 3258 | hw->phy_type == em_phy_82579 || |
| 3259 | hw->phy_type == em_phy_i217) { |
| 3260 | ret_val = em_copper_link_82577_setup(hw); |
| 3261 | if (ret_val) |
| 3262 | return ret_val; |
| 3263 | } else if (hw->phy_type == em_phy_82580) { |
| 3264 | ret_val = em_copper_link_82580_setup(hw); |
| 3265 | if (ret_val) |
| 3266 | return ret_val; |
| 3267 | } else if (hw->phy_type == em_phy_rtl8211) { |
| 3268 | ret_val = em_copper_link_rtl8211_setup(hw); |
| 3269 | if (ret_val) |
| 3270 | return ret_val; |
| 3271 | } |
| 3272 | if (hw->autoneg) { |
| 3273 | /* |
| 3274 | * Setup autoneg and flow control advertisement and perform |
| 3275 | * autonegotiation |
| 3276 | */ |
| 3277 | ret_val = em_copper_link_autoneg(hw); |
| 3278 | if (ret_val) |
| 3279 | return ret_val; |
| 3280 | } else { |
| 3281 | /* |
| 3282 | * PHY will be set to 10H, 10F, 100H,or 100F depending on |
| 3283 | * value from forced_speed_duplex. |
| 3284 | */ |
| 3285 | DEBUGOUT("Forcing speed and duplex\n"); |
| 3286 | ret_val = em_phy_force_speed_duplex(hw); |
| 3287 | if (ret_val) { |
| 3288 | DEBUGOUT("Error Forcing Speed and Duplex\n"); |
| 3289 | return ret_val; |
| 3290 | } |
| 3291 | } |
| 3292 | /* |
| 3293 | * Check link status. Wait up to 100 microseconds for link to become |
| 3294 | * valid. |
| 3295 | */ |
| 3296 | for (i = 0; i < 10; i++) { |
| 3297 | ret_val = em_read_phy_reg(hw, PHY_STATUS0x01, &phy_data); |
| 3298 | if (ret_val) |
| 3299 | return ret_val; |
| 3300 | ret_val = em_read_phy_reg(hw, PHY_STATUS0x01, &phy_data); |
| 3301 | if (ret_val) |
| 3302 | return ret_val; |
| 3303 | |
| 3304 | hw->icp_xxxx_is_link_up = (phy_data & MII_SR_LINK_STATUS0x0004) != 0; |
| 3305 | |
| 3306 | if (phy_data & MII_SR_LINK_STATUS0x0004) { |
| 3307 | /* Config the MAC and PHY after link is up */ |
| 3308 | ret_val = em_copper_link_postconfig(hw); |
| 3309 | if (ret_val) |
| 3310 | return ret_val; |
| 3311 | |
| 3312 | DEBUGOUT("Valid link established!!!\n"); |
| 3313 | return E1000_SUCCESS0; |
| 3314 | } |
| 3315 | usec_delay(10)(*delay_func)(10); |
| 3316 | } |
| 3317 | |
| 3318 | DEBUGOUT("Unable to establish link!!!\n"); |
| 3319 | return E1000_SUCCESS0; |
| 3320 | } |
| 3321 | |
| 3322 | /****************************************************************************** |
| 3323 | * Configure the MAC-to-PHY interface for 10/100Mbps |
| 3324 | * |
| 3325 | * hw - Struct containing variables accessed by shared code |
| 3326 | *****************************************************************************/ |
| 3327 | static int32_t |
| 3328 | em_configure_kmrn_for_10_100(struct em_hw *hw, uint16_t duplex) |
| 3329 | { |
| 3330 | int32_t ret_val = E1000_SUCCESS0; |
| 3331 | uint32_t tipg; |
| 3332 | uint16_t reg_data; |
| 3333 | DEBUGFUNC("em_configure_kmrn_for_10_100");; |
| 3334 | |
| 3335 | reg_data = E1000_KUMCTRLSTA_HD_CTRL_10_100_DEFAULT0x00000004; |
| 3336 | ret_val = em_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_HD_CTRL0x00000010, |
| 3337 | reg_data); |
| 3338 | if (ret_val) |
| 3339 | return ret_val; |
| 3340 | |
| 3341 | /* Configure Transmit Inter-Packet Gap */ |
| 3342 | tipg = E1000_READ_REG(hw, TIPG)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00410 : em_translate_82542_register (0x00410))))); |
| 3343 | tipg &= ~E1000_TIPG_IPGT_MASK0x000003FF; |
| 3344 | tipg |= DEFAULT_80003ES2LAN_TIPG_IPGT_10_1000x00000009; |
| 3345 | E1000_WRITE_REG(hw, TIPG, tipg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00410 : em_translate_82542_register (0x00410))), (tipg))); |
| 3346 | |
| 3347 | ret_val = em_read_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL(((193) << 5) | ((16) & 0x1F)), ®_data); |
| 3348 | |
| 3349 | if (ret_val) |
| 3350 | return ret_val; |
| 3351 | |
| 3352 | if (duplex == HALF_DUPLEX1) |
| 3353 | reg_data |= GG82563_KMCR_PASS_FALSE_CARRIER0x0800; |
| 3354 | else |
| 3355 | reg_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER0x0800; |
| 3356 | |
| 3357 | ret_val = em_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL(((193) << 5) | ((16) & 0x1F)), reg_data); |
| 3358 | |
| 3359 | return ret_val; |
| 3360 | } |
| 3361 | |
| 3362 | static int32_t |
| 3363 | em_configure_kmrn_for_1000(struct em_hw *hw) |
| 3364 | { |
| 3365 | int32_t ret_val = E1000_SUCCESS0; |
| 3366 | uint16_t reg_data; |
| 3367 | uint32_t tipg; |
| 3368 | DEBUGFUNC("em_configure_kmrn_for_1000");; |
| 3369 | |
| 3370 | reg_data = E1000_KUMCTRLSTA_HD_CTRL_1000_DEFAULT0x00000000; |
| 3371 | ret_val = em_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_HD_CTRL0x00000010, |
| 3372 | reg_data); |
| 3373 | if (ret_val) |
| 3374 | return ret_val; |
| 3375 | |
| 3376 | /* Configure Transmit Inter-Packet Gap */ |
| 3377 | tipg = E1000_READ_REG(hw, TIPG)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00410 : em_translate_82542_register (0x00410))))); |
| 3378 | tipg &= ~E1000_TIPG_IPGT_MASK0x000003FF; |
| 3379 | tipg |= DEFAULT_80003ES2LAN_TIPG_IPGT_10000x00000008; |
| 3380 | E1000_WRITE_REG(hw, TIPG, tipg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00410 : em_translate_82542_register (0x00410))), (tipg))); |
| 3381 | |
| 3382 | ret_val = em_read_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL(((193) << 5) | ((16) & 0x1F)), ®_data); |
| 3383 | |
| 3384 | if (ret_val) |
| 3385 | return ret_val; |
| 3386 | |
| 3387 | reg_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER0x0800; |
| 3388 | ret_val = em_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL(((193) << 5) | ((16) & 0x1F)), reg_data); |
| 3389 | |
| 3390 | return ret_val; |
| 3391 | } |
| 3392 | |
| 3393 | /****************************************************************************** |
| 3394 | * Configures PHY autoneg and flow control advertisement settings |
| 3395 | * |
| 3396 | * hw - Struct containing variables accessed by shared code |
| 3397 | *****************************************************************************/ |
| 3398 | int32_t |
| 3399 | em_phy_setup_autoneg(struct em_hw *hw) |
| 3400 | { |
| 3401 | int32_t ret_val; |
| 3402 | uint16_t mii_autoneg_adv_reg; |
| 3403 | uint16_t mii_1000t_ctrl_reg; |
| 3404 | DEBUGFUNC("em_phy_setup_autoneg");; |
| 3405 | |
| 3406 | /* Read the MII Auto-Neg Advertisement Register (Address 4). */ |
| 3407 | ret_val = em_read_phy_reg(hw, PHY_AUTONEG_ADV0x04, &mii_autoneg_adv_reg); |
| 3408 | if (ret_val) |
| 3409 | return ret_val; |
| 3410 | |
| 3411 | if (hw->phy_type != em_phy_ife) { |
| 3412 | /* Read the MII 1000Base-T Control Register (Address 9). */ |
| 3413 | ret_val = em_read_phy_reg(hw, PHY_1000T_CTRL0x09, |
| 3414 | &mii_1000t_ctrl_reg); |
| 3415 | if (ret_val) |
| 3416 | return ret_val; |
| 3417 | } else |
| 3418 | mii_1000t_ctrl_reg = 0; |
| 3419 | /* |
| 3420 | * Need to parse both autoneg_advertised and fc and set up the |
| 3421 | * appropriate PHY registers. First we will parse for |
| 3422 | * autoneg_advertised software override. Since we can advertise a |
| 3423 | * plethora of combinations, we need to check each bit individually. |
| 3424 | */ |
| 3425 | /* |
| 3426 | * First we clear all the 10/100 mb speed bits in the Auto-Neg |
| 3427 | * Advertisement Register (Address 4) and the 1000 mb speed bits in |
| 3428 | * the 1000Base-T Control Register (Address 9). |
| 3429 | */ |
| 3430 | mii_autoneg_adv_reg &= ~REG4_SPEED_MASK0x01E0; |
| 3431 | mii_1000t_ctrl_reg &= ~REG9_SPEED_MASK0x0300; |
| 3432 | |
| 3433 | DEBUGOUT1("autoneg_advertised %x\n", hw->autoneg_advertised); |
| 3434 | |
| 3435 | /* Do we want to advertise 10 Mb Half Duplex? */ |
| 3436 | if (hw->autoneg_advertised & ADVERTISE_10_HALF0x0001) { |
| 3437 | DEBUGOUT("Advertise 10mb Half duplex\n"); |
| 3438 | mii_autoneg_adv_reg |= NWAY_AR_10T_HD_CAPS0x0020; |
| 3439 | } |
| 3440 | /* Do we want to advertise 10 Mb Full Duplex? */ |
| 3441 | if (hw->autoneg_advertised & ADVERTISE_10_FULL0x0002) { |
| 3442 | DEBUGOUT("Advertise 10mb Full duplex\n"); |
| 3443 | mii_autoneg_adv_reg |= NWAY_AR_10T_FD_CAPS0x0040; |
| 3444 | } |
| 3445 | /* Do we want to advertise 100 Mb Half Duplex? */ |
| 3446 | if (hw->autoneg_advertised & ADVERTISE_100_HALF0x0004) { |
| 3447 | DEBUGOUT("Advertise 100mb Half duplex\n"); |
| 3448 | mii_autoneg_adv_reg |= NWAY_AR_100TX_HD_CAPS0x0080; |
| 3449 | } |
| 3450 | /* Do we want to advertise 100 Mb Full Duplex? */ |
| 3451 | if (hw->autoneg_advertised & ADVERTISE_100_FULL0x0008) { |
| 3452 | DEBUGOUT("Advertise 100mb Full duplex\n"); |
| 3453 | mii_autoneg_adv_reg |= NWAY_AR_100TX_FD_CAPS0x0100; |
| 3454 | } |
| 3455 | /* We do not allow the Phy to advertise 1000 Mb Half Duplex */ |
| 3456 | if (hw->autoneg_advertised & ADVERTISE_1000_HALF0x0010) { |
| 3457 | DEBUGOUT("Advertise 1000mb Half duplex requested, request" |
| 3458 | " denied!\n"); |
| 3459 | } |
| 3460 | /* Do we want to advertise 1000 Mb Full Duplex? */ |
| 3461 | if (hw->autoneg_advertised & ADVERTISE_1000_FULL0x0020) { |
| 3462 | DEBUGOUT("Advertise 1000mb Full duplex\n"); |
| 3463 | mii_1000t_ctrl_reg |= CR_1000T_FD_CAPS0x0200; |
| 3464 | if (hw->phy_type == em_phy_ife) { |
| 3465 | DEBUGOUT("em_phy_ife is a 10/100 PHY. Gigabit speed is" |
| 3466 | " not supported.\n"); |
| 3467 | } |
| 3468 | } |
| 3469 | /* |
| 3470 | * Check for a software override of the flow control settings, and |
| 3471 | * setup the PHY advertisement registers accordingly. If |
| 3472 | * auto-negotiation is enabled, then software will have to set the |
| 3473 | * "PAUSE" bits to the correct value in the Auto-Negotiation |
| 3474 | * Advertisement Register (PHY_AUTONEG_ADV) and re-start |
| 3475 | * auto-negotiation. |
| 3476 | * |
| 3477 | * The possible values of the "fc" parameter are: 0: Flow control is |
| 3478 | * completely disabled 1: Rx flow control is enabled (we can receive |
| 3479 | * pause frames but not send pause frames). 2: Tx flow control is |
| 3480 | * enabled (we can send pause frames but we do not support receiving |
| 3481 | * pause frames). 3: Both Rx and TX flow control (symmetric) are |
| 3482 | * enabled. other: No software override. The flow control |
| 3483 | * configuration in the EEPROM is used. |
| 3484 | */ |
| 3485 | switch (hw->fc) { |
| 3486 | case E1000_FC_NONE0: /* 0 */ |
| 3487 | /* |
| 3488 | * Flow control (RX & TX) is completely disabled by a |
| 3489 | * software over-ride. |
| 3490 | */ |
| 3491 | mii_autoneg_adv_reg &= ~(NWAY_AR_ASM_DIR0x0800 | NWAY_AR_PAUSE0x0400); |
| 3492 | break; |
| 3493 | case E1000_FC_RX_PAUSE1:/* 1 */ |
| 3494 | /* |
| 3495 | * RX Flow control is enabled, and TX Flow control is |
| 3496 | * disabled, by a software over-ride. |
| 3497 | */ |
| 3498 | /* |
| 3499 | * Since there really isn't a way to advertise that we are |
| 3500 | * capable of RX Pause ONLY, we will advertise that we |
| 3501 | * support both symmetric and asymmetric RX PAUSE. Later (in |
| 3502 | * em_config_fc_after_link_up) we will disable the hw's |
| 3503 | * ability to send PAUSE frames. |
| 3504 | */ |
| 3505 | mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR0x0800 | NWAY_AR_PAUSE0x0400); |
| 3506 | break; |
| 3507 | case E1000_FC_TX_PAUSE2:/* 2 */ |
| 3508 | /* |
| 3509 | * TX Flow control is enabled, and RX Flow control is |
| 3510 | * disabled, by a software over-ride. |
| 3511 | */ |
| 3512 | mii_autoneg_adv_reg |= NWAY_AR_ASM_DIR0x0800; |
| 3513 | mii_autoneg_adv_reg &= ~NWAY_AR_PAUSE0x0400; |
| 3514 | break; |
| 3515 | case E1000_FC_FULL3: /* 3 */ |
| 3516 | /* |
| 3517 | * Flow control (both RX and TX) is enabled by a software |
| 3518 | * over-ride. |
| 3519 | */ |
| 3520 | mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR0x0800 | NWAY_AR_PAUSE0x0400); |
| 3521 | break; |
| 3522 | default: |
| 3523 | DEBUGOUT("Flow control param set incorrectly\n"); |
| 3524 | return -E1000_ERR_CONFIG3; |
| 3525 | } |
| 3526 | |
| 3527 | ret_val = em_write_phy_reg(hw, PHY_AUTONEG_ADV0x04, mii_autoneg_adv_reg); |
| 3528 | if (ret_val) |
| 3529 | return ret_val; |
| 3530 | |
| 3531 | DEBUGOUT1("Auto-Neg Advertising %x\n", mii_autoneg_adv_reg); |
| 3532 | |
| 3533 | if (hw->phy_type != em_phy_ife) { |
| 3534 | ret_val = em_write_phy_reg(hw, PHY_1000T_CTRL0x09, |
| 3535 | mii_1000t_ctrl_reg); |
| 3536 | if (ret_val) |
| 3537 | return ret_val; |
| 3538 | } |
| 3539 | return E1000_SUCCESS0; |
| 3540 | } |
| 3541 | /****************************************************************************** |
| 3542 | * Force PHY speed and duplex settings to hw->forced_speed_duplex |
| 3543 | * |
| 3544 | * hw - Struct containing variables accessed by shared code |
| 3545 | *****************************************************************************/ |
| 3546 | static int32_t |
| 3547 | em_phy_force_speed_duplex(struct em_hw *hw) |
| 3548 | { |
| 3549 | uint32_t ctrl; |
| 3550 | int32_t ret_val; |
| 3551 | uint16_t mii_ctrl_reg; |
| 3552 | uint16_t mii_status_reg; |
| 3553 | uint16_t phy_data; |
| 3554 | uint16_t i; |
| 3555 | DEBUGFUNC("em_phy_force_speed_duplex");; |
| 3556 | |
| 3557 | /* Turn off Flow control if we are forcing speed and duplex. */ |
| 3558 | hw->fc = E1000_FC_NONE0; |
| 3559 | |
| 3560 | DEBUGOUT1("hw->fc = %d\n", hw->fc); |
| 3561 | |
| 3562 | /* Read the Device Control Register. */ |
| 3563 | ctrl = E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))); |
| 3564 | |
| 3565 | /* Set the bits to Force Speed and Duplex in the Device Ctrl Reg. */ |
| 3566 | ctrl |= (E1000_CTRL_FRCSPD0x00000800 | E1000_CTRL_FRCDPX0x00001000); |
| 3567 | ctrl &= ~(DEVICE_SPEED_MASK0x00000300); |
| 3568 | |
| 3569 | /* Clear the Auto Speed Detect Enable bit. */ |
| 3570 | ctrl &= ~E1000_CTRL_ASDE0x00000020; |
| 3571 | |
| 3572 | /* Read the MII Control Register. */ |
| 3573 | ret_val = em_read_phy_reg(hw, PHY_CTRL0x00, &mii_ctrl_reg); |
| 3574 | if (ret_val) |
| 3575 | return ret_val; |
| 3576 | |
| 3577 | /* We need to disable autoneg in order to force link and duplex. */ |
| 3578 | |
| 3579 | mii_ctrl_reg &= ~MII_CR_AUTO_NEG_EN0x1000; |
| 3580 | |
| 3581 | /* Are we forcing Full or Half Duplex? */ |
| 3582 | if (hw->forced_speed_duplex == em_100_full || |
| 3583 | hw->forced_speed_duplex == em_10_full) { |
| 3584 | /* |
| 3585 | * We want to force full duplex so we SET the full duplex |
| 3586 | * bits in the Device and MII Control Registers. |
| 3587 | */ |
| 3588 | ctrl |= E1000_CTRL_FD0x00000001; |
| 3589 | mii_ctrl_reg |= MII_CR_FULL_DUPLEX0x0100; |
| 3590 | DEBUGOUT("Full Duplex\n"); |
| 3591 | } else { |
| 3592 | /* |
| 3593 | * We want to force half duplex so we CLEAR the full duplex |
| 3594 | * bits in the Device and MII Control Registers. |
| 3595 | */ |
| 3596 | ctrl &= ~E1000_CTRL_FD0x00000001; |
| 3597 | mii_ctrl_reg &= ~MII_CR_FULL_DUPLEX0x0100; |
| 3598 | DEBUGOUT("Half Duplex\n"); |
| 3599 | } |
| 3600 | |
| 3601 | /* Are we forcing 100Mbps??? */ |
| 3602 | if (hw->forced_speed_duplex == em_100_full || |
| 3603 | hw->forced_speed_duplex == em_100_half) { |
| 3604 | /* Set the 100Mb bit and turn off the 1000Mb and 10Mb bits. */ |
| 3605 | ctrl |= E1000_CTRL_SPD_1000x00000100; |
| 3606 | mii_ctrl_reg |= MII_CR_SPEED_1000x2000; |
| 3607 | mii_ctrl_reg &= ~(MII_CR_SPEED_10000x0040 | MII_CR_SPEED_100x0000); |
| 3608 | DEBUGOUT("Forcing 100mb "); |
| 3609 | } else { |
| 3610 | /* Set the 10Mb bit and turn off the 1000Mb and 100Mb bits. */ |
| 3611 | ctrl &= ~(E1000_CTRL_SPD_10000x00000200 | E1000_CTRL_SPD_1000x00000100); |
| 3612 | mii_ctrl_reg |= MII_CR_SPEED_100x0000; |
| 3613 | mii_ctrl_reg &= ~(MII_CR_SPEED_10000x0040 | MII_CR_SPEED_1000x2000); |
| 3614 | DEBUGOUT("Forcing 10mb "); |
| 3615 | } |
| 3616 | |
| 3617 | em_config_collision_dist(hw); |
| 3618 | |
| 3619 | /* Write the configured values back to the Device Control Reg. */ |
| 3620 | E1000_WRITE_REG(hw, CTRL, ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (ctrl))); |
| 3621 | |
| 3622 | if ((hw->phy_type == em_phy_m88) || |
| 3623 | (hw->phy_type == em_phy_gg82563) || |
| 3624 | (hw->phy_type == em_phy_bm) || |
| 3625 | (hw->phy_type == em_phy_oem || |
| 3626 | (hw->phy_type == em_phy_82578))) { |
| 3627 | ret_val = em_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL0x10, |
| 3628 | &phy_data); |
| 3629 | if (ret_val) |
| 3630 | return ret_val; |
| 3631 | /* |
| 3632 | * Clear Auto-Crossover to force MDI manually. M88E1000 |
| 3633 | * requires MDI forced whenever speed are duplex are forced. |
| 3634 | */ |
| 3635 | phy_data &= ~M88E1000_PSCR_AUTO_X_MODE0x0060; |
| 3636 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL0x10, |
| 3637 | phy_data); |
| 3638 | if (ret_val) |
| 3639 | return ret_val; |
| 3640 | |
| 3641 | DEBUGOUT1("M88E1000 PSCR: %x \n", phy_data); |
| 3642 | |
| 3643 | /* Need to reset the PHY or these changes will be ignored */ |
| 3644 | mii_ctrl_reg |= MII_CR_RESET0x8000; |
| 3645 | |
| 3646 | } |
| 3647 | else if (hw->phy_type == em_phy_rtl8211) { |
| 3648 | ret_val = em_read_phy_reg_ex(hw, RGEPHY_CR0x10, &phy_data); |
| 3649 | if(ret_val) { |
| 3650 | printf("Unable to read RGEPHY_CR register\n" |
| 3651 | ); |
| 3652 | return ret_val; |
| 3653 | } |
| 3654 | |
| 3655 | /* |
| 3656 | * Clear Auto-Crossover to force MDI manually. RTL8211 requires |
| 3657 | * MDI forced whenever speed are duplex are forced. |
| 3658 | */ |
| 3659 | |
| 3660 | phy_data |= RGEPHY_CR_MDI_MASK0x0060; // enable MDIX |
| 3661 | ret_val = em_write_phy_reg_ex(hw, RGEPHY_CR0x10, phy_data); |
| 3662 | if(ret_val) { |
| 3663 | printf("Unable to write RGEPHY_CR register\n"); |
| 3664 | return ret_val; |
| 3665 | } |
| 3666 | mii_ctrl_reg |= MII_CR_RESET0x8000; |
| 3667 | |
| 3668 | } |
| 3669 | /* Disable MDI-X support for 10/100 */ |
| 3670 | else if (hw->phy_type == em_phy_ife) { |
| 3671 | ret_val = em_read_phy_reg(hw, IFE_PHY_MDIX_CONTROL0x1C, &phy_data); |
| 3672 | if (ret_val) |
| 3673 | return ret_val; |
| 3674 | |
| 3675 | phy_data &= ~IFE_PMC_AUTO_MDIX0x0080; |
| 3676 | phy_data &= ~IFE_PMC_FORCE_MDIX0x0040; |
| 3677 | |
| 3678 | ret_val = em_write_phy_reg(hw, IFE_PHY_MDIX_CONTROL0x1C, phy_data); |
| 3679 | if (ret_val) |
| 3680 | return ret_val; |
| 3681 | } else { |
| 3682 | /* |
| 3683 | * Clear Auto-Crossover to force MDI manually. IGP requires |
| 3684 | * MDI forced whenever speed or duplex are forced. |
| 3685 | */ |
| 3686 | ret_val = em_read_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL0x12, |
| 3687 | &phy_data); |
| 3688 | if (ret_val) |
| 3689 | return ret_val; |
| 3690 | |
| 3691 | phy_data &= ~IGP01E1000_PSCR_AUTO_MDIX0x1000; |
| 3692 | phy_data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX0x2000; |
| 3693 | |
| 3694 | ret_val = em_write_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL0x12, |
| 3695 | phy_data); |
| 3696 | if (ret_val) |
| 3697 | return ret_val; |
| 3698 | } |
| 3699 | |
| 3700 | /* Write back the modified PHY MII control register. */ |
| 3701 | ret_val = em_write_phy_reg(hw, PHY_CTRL0x00, mii_ctrl_reg); |
| 3702 | if (ret_val) |
| 3703 | return ret_val; |
| 3704 | |
| 3705 | usec_delay(1)(*delay_func)(1); |
| 3706 | /* |
| 3707 | * The wait_autoneg_complete flag may be a little misleading here. |
| 3708 | * Since we are forcing speed and duplex, Auto-Neg is not enabled. |
| 3709 | * But we do want to delay for a period while forcing only so we |
| 3710 | * don't generate false No Link messages. So we will wait here only |
| 3711 | * if the user has set wait_autoneg_complete to 1, which is the |
| 3712 | * default. |
| 3713 | */ |
| 3714 | if (hw->wait_autoneg_complete) { |
| 3715 | /* We will wait for autoneg to complete. */ |
| 3716 | DEBUGOUT("Waiting for forced speed/duplex link.\n"); |
| 3717 | mii_status_reg = 0; |
| 3718 | /* |
| 3719 | * We will wait for autoneg to complete or 4.5 seconds to |
| 3720 | * expire. |
| 3721 | */ |
| 3722 | for (i = PHY_FORCE_TIME20; i > 0; i--) { |
| 3723 | /* |
| 3724 | * Read the MII Status Register and wait for Auto-Neg |
| 3725 | * Complete bit to be set. |
| 3726 | */ |
| 3727 | ret_val = em_read_phy_reg(hw, PHY_STATUS0x01, |
| 3728 | &mii_status_reg); |
| 3729 | if (ret_val) |
| 3730 | return ret_val; |
| 3731 | |
| 3732 | ret_val = em_read_phy_reg(hw, PHY_STATUS0x01, |
| 3733 | &mii_status_reg); |
| 3734 | if (ret_val) |
| 3735 | return ret_val; |
| 3736 | |
| 3737 | if (mii_status_reg & MII_SR_LINK_STATUS0x0004) |
| 3738 | break; |
| 3739 | msec_delay(100)(*delay_func)(1000*(100)); |
| 3740 | } |
| 3741 | if ((i == 0) && |
| 3742 | ((hw->phy_type == em_phy_m88) || |
| 3743 | (hw->phy_type == em_phy_gg82563) || |
| 3744 | (hw->phy_type == em_phy_bm))) { |
| 3745 | /* |
| 3746 | * We didn't get link. Reset the DSP and wait again |
| 3747 | * for link. |
| 3748 | */ |
| 3749 | ret_val = em_phy_reset_dsp(hw); |
| 3750 | if (ret_val) { |
| 3751 | DEBUGOUT("Error Resetting PHY DSP\n"); |
| 3752 | return ret_val; |
| 3753 | } |
| 3754 | } |
| 3755 | /* |
| 3756 | * This loop will early-out if the link condition has been |
| 3757 | * met. |
| 3758 | */ |
| 3759 | for (i = PHY_FORCE_TIME20; i > 0; i--) { |
| 3760 | if (mii_status_reg & MII_SR_LINK_STATUS0x0004) |
| 3761 | break; |
| 3762 | msec_delay(100)(*delay_func)(1000*(100)); |
| 3763 | /* |
| 3764 | * Read the MII Status Register and wait for Auto-Neg |
| 3765 | * Complete bit to be set. |
| 3766 | */ |
| 3767 | ret_val = em_read_phy_reg(hw, PHY_STATUS0x01, |
| 3768 | &mii_status_reg); |
| 3769 | if (ret_val) |
| 3770 | return ret_val; |
| 3771 | |
| 3772 | ret_val = em_read_phy_reg(hw, PHY_STATUS0x01, |
| 3773 | &mii_status_reg); |
| 3774 | if (ret_val) |
| 3775 | return ret_val; |
| 3776 | } |
| 3777 | } |
| 3778 | if (hw->phy_type == em_phy_m88 || |
| 3779 | hw->phy_type == em_phy_bm || |
| 3780 | hw->phy_type == em_phy_oem) { |
| 3781 | /* |
| 3782 | * Because we reset the PHY above, we need to re-force TX_CLK |
| 3783 | * in the Extended PHY Specific Control Register to 25MHz |
| 3784 | * clock. This value defaults back to a 2.5MHz clock when |
| 3785 | * the PHY is reset. |
| 3786 | */ |
| 3787 | ret_val = em_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL0x14, |
| 3788 | &phy_data); |
| 3789 | if (ret_val) |
| 3790 | return ret_val; |
| 3791 | |
| 3792 | phy_data |= M88E1000_EPSCR_TX_CLK_250x0070; |
| 3793 | ret_val = em_write_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL0x14, |
| 3794 | phy_data); |
| 3795 | if (ret_val) |
| 3796 | return ret_val; |
| 3797 | /* |
| 3798 | * In addition, because of the s/w reset above, we need to |
| 3799 | * enable CRS on TX. This must be set for both full and half |
| 3800 | * duplex operation. |
| 3801 | */ |
| 3802 | ret_val = em_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL0x10, |
| 3803 | &phy_data); |
| 3804 | if (ret_val) |
| 3805 | return ret_val; |
| 3806 | |
| 3807 | if (hw->phy_id == M88E1141_E_PHY_ID0x01410CD0) |
| 3808 | phy_data &= ~M88E1000_PSCR_ASSERT_CRS_ON_TX0x0800; |
| 3809 | else |
| 3810 | phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX0x0800; |
| 3811 | |
| 3812 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL0x10, |
| 3813 | phy_data); |
| 3814 | if (ret_val) |
| 3815 | return ret_val; |
| 3816 | |
| 3817 | if ((hw->mac_type == em_82544 || hw->mac_type == em_82543) && |
| 3818 | (!hw->autoneg) && (hw->forced_speed_duplex == em_10_full || |
| 3819 | hw->forced_speed_duplex == em_10_half)) { |
| 3820 | ret_val = em_polarity_reversal_workaround(hw); |
| 3821 | if (ret_val) |
| 3822 | return ret_val; |
| 3823 | } |
| 3824 | } else if (hw->phy_type == em_phy_rtl8211) { |
| 3825 | /* |
| 3826 | * In addition, because of the s/w reset above, we need to enable |
| 3827 | * CRX on TX. This must be set for both full and half duplex |
| 3828 | * operation. |
| 3829 | */ |
| 3830 | |
| 3831 | ret_val = em_read_phy_reg_ex(hw, RGEPHY_CR0x10, &phy_data); |
| 3832 | if(ret_val) { |
| 3833 | printf("Unable to read RGEPHY_CR register\n"); |
| 3834 | return ret_val; |
| 3835 | } |
| 3836 | |
| 3837 | phy_data &= ~RGEPHY_CR_ASSERT_CRS0x0800; |
| 3838 | ret_val = em_write_phy_reg_ex(hw, RGEPHY_CR0x10, phy_data); |
| 3839 | if(ret_val) { |
| 3840 | printf("Unable to write RGEPHY_CR register\n"); |
| 3841 | return ret_val; |
| 3842 | } |
| 3843 | } else if (hw->phy_type == em_phy_gg82563) { |
| 3844 | /* |
| 3845 | * The TX_CLK of the Extended PHY Specific Control Register |
| 3846 | * defaults to 2.5MHz on a reset. We need to re-force it |
| 3847 | * back to 25MHz, if we're not in a forced 10/duplex |
| 3848 | * configuration. |
| 3849 | */ |
| 3850 | ret_val = em_read_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL(((2) << 5) | ((21) & 0x1F)), |
| 3851 | &phy_data); |
| 3852 | if (ret_val) |
| 3853 | return ret_val; |
| 3854 | |
| 3855 | phy_data &= ~GG82563_MSCR_TX_CLK_MASK0x0007; |
| 3856 | if ((hw->forced_speed_duplex == em_10_full) || |
| 3857 | (hw->forced_speed_duplex == em_10_half)) |
| 3858 | phy_data |= GG82563_MSCR_TX_CLK_10MBPS_2_5MHZ0x0004; |
| 3859 | else |
| 3860 | phy_data |= GG82563_MSCR_TX_CLK_100MBPS_25MHZ0x0005; |
| 3861 | |
| 3862 | /* Also due to the reset, we need to enable CRS on Tx. */ |
| 3863 | phy_data |= GG82563_MSCR_ASSERT_CRS_ON_TX0x0010; |
| 3864 | |
| 3865 | ret_val = em_write_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL(((2) << 5) | ((21) & 0x1F)), |
| 3866 | phy_data); |
| 3867 | if (ret_val) |
| 3868 | return ret_val; |
| 3869 | } |
| 3870 | return E1000_SUCCESS0; |
| 3871 | } |
| 3872 | |
| 3873 | /****************************************************************************** |
| 3874 | * Sets the collision distance in the Transmit Control register |
| 3875 | * |
| 3876 | * hw - Struct containing variables accessed by shared code |
| 3877 | * |
| 3878 | * Link should have been established previously. Reads the speed and duplex |
| 3879 | * information from the Device Status register. |
| 3880 | *****************************************************************************/ |
| 3881 | void |
| 3882 | em_config_collision_dist(struct em_hw *hw) |
| 3883 | { |
| 3884 | uint32_t tctl, coll_dist; |
| 3885 | DEBUGFUNC("em_config_collision_dist");; |
| 3886 | |
| 3887 | if (hw->mac_type < em_82543) |
| 3888 | coll_dist = E1000_COLLISION_DISTANCE_8254264; |
| 3889 | else |
| 3890 | coll_dist = E1000_COLLISION_DISTANCE63; |
| 3891 | |
| 3892 | tctl = E1000_READ_REG(hw, TCTL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00400 : em_translate_82542_register (0x00400))))); |
| 3893 | |
| 3894 | tctl &= ~E1000_TCTL_COLD0x003ff000; |
| 3895 | tctl |= coll_dist << E1000_COLD_SHIFT12; |
| 3896 | |
| 3897 | E1000_WRITE_REG(hw, TCTL, tctl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00400 : em_translate_82542_register (0x00400))), (tctl))); |
| 3898 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 3899 | } |
| 3900 | |
| 3901 | /****************************************************************************** |
| 3902 | * Sets MAC speed and duplex settings to reflect the those in the PHY |
| 3903 | * |
| 3904 | * hw - Struct containing variables accessed by shared code |
| 3905 | * mii_reg - data to write to the MII control register |
| 3906 | * |
| 3907 | * The contents of the PHY register containing the needed information need to |
| 3908 | * be passed in. |
| 3909 | *****************************************************************************/ |
| 3910 | static int32_t |
| 3911 | em_config_mac_to_phy(struct em_hw *hw) |
| 3912 | { |
| 3913 | uint32_t ctrl; |
| 3914 | int32_t ret_val; |
| 3915 | uint16_t phy_data; |
| 3916 | DEBUGFUNC("em_config_mac_to_phy");; |
| 3917 | /* |
| 3918 | * 82544 or newer MAC, Auto Speed Detection takes care of MAC |
| 3919 | * speed/duplex configuration. |
| 3920 | */ |
| 3921 | if (hw->mac_type >= em_82544 |
| 3922 | && hw->mac_type != em_icp_xxxx) |
| 3923 | return E1000_SUCCESS0; |
| 3924 | /* |
| 3925 | * Read the Device Control Register and set the bits to Force Speed |
| 3926 | * and Duplex. |
| 3927 | */ |
| 3928 | ctrl = E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))); |
| 3929 | ctrl |= (E1000_CTRL_FRCSPD0x00000800 | E1000_CTRL_FRCDPX0x00001000); |
| 3930 | ctrl &= ~(E1000_CTRL_SPD_SEL0x00000300 | E1000_CTRL_ILOS0x00000080); |
| 3931 | /* |
| 3932 | * Set up duplex in the Device Control and Transmit Control registers |
| 3933 | * depending on negotiated values. |
| 3934 | */ |
| 3935 | ret_val = em_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS0x11, &phy_data); |
| 3936 | if (ret_val) |
| 3937 | return ret_val; |
| 3938 | |
| 3939 | if (phy_data & M88E1000_PSSR_DPLX0x2000) |
| 3940 | ctrl |= E1000_CTRL_FD0x00000001; |
| 3941 | else |
| 3942 | ctrl &= ~E1000_CTRL_FD0x00000001; |
| 3943 | |
| 3944 | em_config_collision_dist(hw); |
| 3945 | /* |
| 3946 | * Set up speed in the Device Control register depending on |
| 3947 | * negotiated values. |
| 3948 | */ |
| 3949 | if ((phy_data & M88E1000_PSSR_SPEED0xC000) == M88E1000_PSSR_1000MBS0x8000) |
| 3950 | ctrl |= E1000_CTRL_SPD_10000x00000200; |
| 3951 | else if ((phy_data & M88E1000_PSSR_SPEED0xC000) == M88E1000_PSSR_100MBS0x4000) |
| 3952 | ctrl |= E1000_CTRL_SPD_1000x00000100; |
| 3953 | |
| 3954 | /* Write the configured values back to the Device Control Reg. */ |
| 3955 | E1000_WRITE_REG(hw, CTRL, ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (ctrl))); |
| 3956 | return E1000_SUCCESS0; |
| 3957 | } |
| 3958 | |
| 3959 | /****************************************************************************** |
| 3960 | * Forces the MAC's flow control settings. |
| 3961 | * |
| 3962 | * hw - Struct containing variables accessed by shared code |
| 3963 | * |
| 3964 | * Sets the TFCE and RFCE bits in the device control register to reflect |
| 3965 | * the adapter settings. TFCE and RFCE need to be explicitly set by |
| 3966 | * software when a Copper PHY is used because autonegotiation is managed |
| 3967 | * by the PHY rather than the MAC. Software must also configure these |
| 3968 | * bits when link is forced on a fiber connection. |
| 3969 | *****************************************************************************/ |
| 3970 | int32_t |
| 3971 | em_force_mac_fc(struct em_hw *hw) |
| 3972 | { |
| 3973 | uint32_t ctrl; |
| 3974 | DEBUGFUNC("em_force_mac_fc");; |
| 3975 | |
| 3976 | /* Get the current configuration of the Device Control Register */ |
| 3977 | ctrl = E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))); |
| 3978 | /* |
| 3979 | * Because we didn't get link via the internal auto-negotiation |
| 3980 | * mechanism (we either forced link or we got link via PHY auto-neg), |
| 3981 | * we have to manually enable/disable transmit an receive flow |
| 3982 | * control. |
| 3983 | * |
| 3984 | * The "Case" statement below enables/disable flow control according to |
| 3985 | * the "hw->fc" parameter. |
| 3986 | * |
| 3987 | * The possible values of the "fc" parameter are: 0: Flow control is |
| 3988 | * completely disabled 1: Rx flow control is enabled (we can receive |
| 3989 | * pause frames but not send pause frames). 2: Tx flow control is |
| 3990 | * enabled (we can send pause frames but we do not receive |
| 3991 | * pause frames). 3: Both Rx and TX flow control (symmetric) is |
| 3992 | * enabled. other: No other values should be possible at this point. |
| 3993 | */ |
| 3994 | |
| 3995 | switch (hw->fc) { |
| 3996 | case E1000_FC_NONE0: |
| 3997 | ctrl &= (~(E1000_CTRL_TFCE0x10000000 | E1000_CTRL_RFCE0x08000000)); |
| 3998 | break; |
| 3999 | case E1000_FC_RX_PAUSE1: |
| 4000 | ctrl &= (~E1000_CTRL_TFCE0x10000000); |
| 4001 | ctrl |= E1000_CTRL_RFCE0x08000000; |
| 4002 | break; |
| 4003 | case E1000_FC_TX_PAUSE2: |
| 4004 | ctrl &= (~E1000_CTRL_RFCE0x08000000); |
| 4005 | ctrl |= E1000_CTRL_TFCE0x10000000; |
| 4006 | break; |
| 4007 | case E1000_FC_FULL3: |
| 4008 | ctrl |= (E1000_CTRL_TFCE0x10000000 | E1000_CTRL_RFCE0x08000000); |
| 4009 | break; |
| 4010 | default: |
| 4011 | DEBUGOUT("Flow control param set incorrectly\n"); |
| 4012 | return -E1000_ERR_CONFIG3; |
| 4013 | } |
| 4014 | |
| 4015 | /* Disable TX Flow Control for 82542 (rev 2.0) */ |
| 4016 | if (hw->mac_type == em_82542_rev2_0) |
| 4017 | ctrl &= (~E1000_CTRL_TFCE0x10000000); |
| 4018 | |
| 4019 | E1000_WRITE_REG(hw, CTRL, ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (ctrl))); |
| 4020 | return E1000_SUCCESS0; |
| 4021 | } |
| 4022 | /****************************************************************************** |
| 4023 | * Configures flow control settings after link is established |
| 4024 | * |
| 4025 | * hw - Struct containing variables accessed by shared code |
| 4026 | * |
| 4027 | * Should be called immediately after a valid link has been established. |
| 4028 | * Forces MAC flow control settings if link was forced. When in MII/GMII mode |
| 4029 | * and autonegotiation is enabled, the MAC flow control settings will be set |
| 4030 | * based on the flow control negotiated by the PHY. In TBI mode, the TFCE |
| 4031 | * and RFCE bits will be automatically set to the negotiated flow control mode. |
| 4032 | *****************************************************************************/ |
| 4033 | STATIC int32_t |
| 4034 | em_config_fc_after_link_up(struct em_hw *hw) |
| 4035 | { |
| 4036 | int32_t ret_val; |
| 4037 | uint16_t mii_status_reg; |
| 4038 | uint16_t mii_nway_adv_reg; |
| 4039 | uint16_t mii_nway_lp_ability_reg; |
| 4040 | uint16_t speed; |
| 4041 | uint16_t duplex; |
| 4042 | DEBUGFUNC("em_config_fc_after_link_up");; |
| 4043 | /* |
| 4044 | * Check for the case where we have fiber media and auto-neg failed |
| 4045 | * so we had to force link. In this case, we need to force the |
| 4046 | * configuration of the MAC to match the "fc" parameter. |
| 4047 | */ |
| 4048 | if (((hw->media_type == em_media_type_fiber) && (hw->autoneg_failed)) |
| 4049 | || ((hw->media_type == em_media_type_internal_serdes) && |
| 4050 | (hw->autoneg_failed)) || |
| 4051 | ((hw->media_type == em_media_type_copper) && (!hw->autoneg)) || |
| 4052 | ((hw->media_type == em_media_type_oem) && (!hw->autoneg))) { |
| 4053 | ret_val = em_force_mac_fc(hw); |
| 4054 | if (ret_val) { |
| 4055 | DEBUGOUT("Error forcing flow control settings\n"); |
| 4056 | return ret_val; |
| 4057 | } |
| 4058 | } |
| 4059 | /* |
| 4060 | * Check for the case where we have copper media and auto-neg is |
| 4061 | * enabled. In this case, we need to check and see if Auto-Neg has |
| 4062 | * completed, and if so, how the PHY and link partner has flow |
| 4063 | * control configured. |
| 4064 | */ |
| 4065 | if ((hw->media_type == em_media_type_copper || |
| 4066 | (hw->media_type == em_media_type_oem)) && |
| 4067 | hw->autoneg) { |
| 4068 | /* |
| 4069 | * Read the MII Status Register and check to see if AutoNeg |
| 4070 | * has completed. We read this twice because this reg has |
| 4071 | * some "sticky" (latched) bits. |
| 4072 | */ |
| 4073 | ret_val = em_read_phy_reg(hw, PHY_STATUS0x01, &mii_status_reg); |
| 4074 | if (ret_val) |
| 4075 | return ret_val; |
| 4076 | ret_val = em_read_phy_reg(hw, PHY_STATUS0x01, &mii_status_reg); |
| 4077 | if (ret_val) |
| 4078 | return ret_val; |
| 4079 | |
| 4080 | if (mii_status_reg & MII_SR_AUTONEG_COMPLETE0x0020) { |
| 4081 | /* |
| 4082 | * The AutoNeg process has completed, so we now need |
| 4083 | * to read both the Auto Negotiation Advertisement |
| 4084 | * Register (Address 4) and the Auto_Negotiation Base |
| 4085 | * Page Ability Register (Address 5) to determine how |
| 4086 | * flow control was negotiated. |
| 4087 | */ |
| 4088 | ret_val = em_read_phy_reg(hw, PHY_AUTONEG_ADV0x04, |
| 4089 | &mii_nway_adv_reg); |
| 4090 | if (ret_val) |
| 4091 | return ret_val; |
| 4092 | ret_val = em_read_phy_reg(hw, PHY_LP_ABILITY0x05, |
| 4093 | &mii_nway_lp_ability_reg); |
| 4094 | if (ret_val) |
| 4095 | return ret_val; |
| 4096 | /* |
| 4097 | * Two bits in the Auto Negotiation Advertisement |
| 4098 | * Register (Address 4) and two bits in the Auto |
| 4099 | * Negotiation Base Page Ability Register (Address 5) |
| 4100 | * determine flow control for both the PHY and the |
| 4101 | * link partner. The following table, taken out of |
| 4102 | * the IEEE 802.3ab/D6.0 dated March 25, 1999, |
| 4103 | * describes these PAUSE resolution bits and how flow |
| 4104 | * control is determined based upon these settings. |
| 4105 | * NOTE: DC = Don't Care |
| 4106 | * |
| 4107 | * LOCAL DEVICE | LINK PARTNER | |
| 4108 | * PAUSE | ASM_DIR | PAUSE | ASM_DIR | NIC Resolution |
| 4109 | * -------|---------|-------|---------|--------------- |
| 4110 | * 0 | 0 | DC | DC | em_fc_none |
| 4111 | * 0 | 1 | 0 | DC | em_fc_none |
| 4112 | * 0 | 1 | 1 | 0 | em_fc_none |
| 4113 | * 0 | 1 | 1 | 1 | em_fc_tx_pause |
| 4114 | * 1 | 0 | 0 | DC | em_fc_none |
| 4115 | * 1 | DC | 1 | DC | em_fc_full |
| 4116 | * 1 | 1 | 0 | 0 | em_fc_none |
| 4117 | * 1 | 1 | 0 | 1 | em_fc_rx_pause |
| 4118 | * |
| 4119 | */ |
| 4120 | /* |
| 4121 | * Are both PAUSE bits set to 1? If so, this implies |
| 4122 | * Symmetric Flow Control is enabled at both ends. |
| 4123 | * The ASM_DIR bits are irrelevant per the spec. |
| 4124 | * |
| 4125 | * For Symmetric Flow Control: |
| 4126 | * |
| 4127 | * LOCAL DEVICE | LINK PARTNER |
| 4128 | * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result |
| 4129 | * -------|---------|-------|---------|--------------- |
| 4130 | * 1 | DC | 1 | DC | em_fc_full |
| 4131 | * |
| 4132 | */ |
| 4133 | if ((mii_nway_adv_reg & NWAY_AR_PAUSE0x0400) && |
| 4134 | (mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE0x0400)) { |
| 4135 | /* |
| 4136 | * Now we need to check if the user selected |
| 4137 | * RX ONLY of pause frames. In this case, we |
| 4138 | * had to advertise FULL flow control because |
| 4139 | * we could not advertise RX ONLY. Hence, we |
| 4140 | * must now check to see if we need to turn |
| 4141 | * OFF the TRANSMISSION of PAUSE frames. |
| 4142 | */ |
| 4143 | if (hw->original_fc == E1000_FC_FULL3) { |
| 4144 | hw->fc = E1000_FC_FULL3; |
| 4145 | DEBUGOUT("Flow Control = FULL.\n"); |
| 4146 | } else { |
| 4147 | hw->fc = E1000_FC_RX_PAUSE1; |
| 4148 | DEBUGOUT("Flow Control = RX PAUSE" |
| 4149 | " frames only.\n"); |
| 4150 | } |
| 4151 | } |
| 4152 | /* |
| 4153 | * For receiving PAUSE frames ONLY. |
| 4154 | * |
| 4155 | * LOCAL DEVICE | LINK PARTNER PAUSE | ASM_DIR | |
| 4156 | * PAUSE | ASM_DIR | Result |
| 4157 | * -------|---------|-------|---------|--------------- |
| 4158 | * ----- 0 | 1 | 1 | 1 | |
| 4159 | * em_fc_tx_pause |
| 4160 | * |
| 4161 | */ |
| 4162 | else if (!(mii_nway_adv_reg & NWAY_AR_PAUSE0x0400) && |
| 4163 | (mii_nway_adv_reg & NWAY_AR_ASM_DIR0x0800) && |
| 4164 | (mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE0x0400) && |
| 4165 | (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR0x0800)) { |
| 4166 | hw->fc = E1000_FC_TX_PAUSE2; |
| 4167 | DEBUGOUT("Flow Control = TX PAUSE frames only." |
| 4168 | "\n"); |
| 4169 | } |
| 4170 | /* |
| 4171 | * For transmitting PAUSE frames ONLY. |
| 4172 | * |
| 4173 | * LOCAL DEVICE | LINK PARTNER |
| 4174 | * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result |
| 4175 | * -------|---------|-------|---------|--------------- |
| 4176 | * 1 | 1 | 0 | 1 | em_fc_rx_pause |
| 4177 | * |
| 4178 | */ |
| 4179 | else if ((mii_nway_adv_reg & NWAY_AR_PAUSE0x0400) && |
| 4180 | (mii_nway_adv_reg & NWAY_AR_ASM_DIR0x0800) && |
| 4181 | !(mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE0x0400) && |
| 4182 | (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR0x0800)) { |
| 4183 | hw->fc = E1000_FC_RX_PAUSE1; |
| 4184 | DEBUGOUT("Flow Control = RX PAUSE frames only." |
| 4185 | "\n"); |
| 4186 | } |
| 4187 | /* |
| 4188 | * Per the IEEE spec, at this point flow control |
| 4189 | * should be disabled. However, we want to consider |
| 4190 | * that we could be connected to a legacy switch that |
| 4191 | * doesn't advertise desired flow control, but can be |
| 4192 | * forced on the link partner. So if we advertised |
| 4193 | * no flow control, that is what we will resolve to. |
| 4194 | * If we advertised some kind of receive capability |
| 4195 | * (Rx Pause Only or Full Flow Control) and the link |
| 4196 | * partner advertised none, we will configure |
| 4197 | * ourselves to enable Rx Flow Control only. We can |
| 4198 | * do this safely for two reasons: If the link |
| 4199 | * partner really didn't want flow control enabled, |
| 4200 | * and we enable Rx, no harm done since we won't be |
| 4201 | * receiving any PAUSE frames anyway. If the intent |
| 4202 | * on the link partner was to have flow control |
| 4203 | * enabled, then by us enabling RX only, we can at |
| 4204 | * least receive pause frames and process them. This |
| 4205 | * is a good idea because in most cases, since we are |
| 4206 | * predominantly a server NIC, more times than not we |
| 4207 | * will be asked to delay transmission of packets |
| 4208 | * than asking our link partner to pause transmission |
| 4209 | * of frames. |
| 4210 | */ |
| 4211 | else if ((hw->original_fc == E1000_FC_NONE0 || |
| 4212 | hw->original_fc == E1000_FC_TX_PAUSE2) || |
| 4213 | hw->fc_strict_ieee) { |
| 4214 | hw->fc = E1000_FC_NONE0; |
| 4215 | DEBUGOUT("Flow Control = NONE.\n"); |
| 4216 | } else { |
| 4217 | hw->fc = E1000_FC_RX_PAUSE1; |
| 4218 | DEBUGOUT("Flow Control = RX PAUSE frames only." |
| 4219 | "\n"); |
| 4220 | } |
| 4221 | /* |
| 4222 | * Now we need to do one last check... If we auto- |
| 4223 | * negotiated to HALF DUPLEX, flow control should not |
| 4224 | * be enabled per IEEE 802.3 spec. |
| 4225 | */ |
| 4226 | ret_val = em_get_speed_and_duplex(hw, &speed, &duplex); |
| 4227 | if (ret_val) { |
| 4228 | DEBUGOUT("Error getting link speed and duplex" |
| 4229 | "\n"); |
| 4230 | return ret_val; |
| 4231 | } |
| 4232 | if (duplex == HALF_DUPLEX1) |
| 4233 | hw->fc = E1000_FC_NONE0; |
| 4234 | /* |
| 4235 | * Now we call a subroutine to actually force the MAC |
| 4236 | * controller to use the correct flow control |
| 4237 | * settings. |
| 4238 | */ |
| 4239 | ret_val = em_force_mac_fc(hw); |
| 4240 | if (ret_val) { |
| 4241 | DEBUGOUT("Error forcing flow control settings" |
| 4242 | "\n"); |
| 4243 | return ret_val; |
| 4244 | } |
| 4245 | } else { |
| 4246 | DEBUGOUT("Copper PHY and Auto Neg has not completed." |
| 4247 | "\n"); |
| 4248 | } |
| 4249 | } |
| 4250 | return E1000_SUCCESS0; |
| 4251 | } |
| 4252 | /****************************************************************************** |
| 4253 | * Checks to see if the link status of the hardware has changed. |
| 4254 | * |
| 4255 | * hw - Struct containing variables accessed by shared code |
| 4256 | * |
| 4257 | * Called by any function that needs to check the link status of the adapter. |
| 4258 | *****************************************************************************/ |
| 4259 | int32_t |
| 4260 | em_check_for_link(struct em_hw *hw) |
| 4261 | { |
| 4262 | uint32_t rxcw = 0; |
| 4263 | uint32_t ctrl; |
| 4264 | uint32_t status; |
| 4265 | uint32_t rctl; |
| 4266 | uint32_t icr; |
| 4267 | uint32_t signal = 0; |
| 4268 | int32_t ret_val; |
| 4269 | uint16_t phy_data; |
| 4270 | DEBUGFUNC("em_check_for_link");; |
| 4271 | uint16_t speed, duplex; |
| 4272 | |
| 4273 | if (hw->mac_type >= em_82575 && |
| 4274 | hw->media_type != em_media_type_copper) { |
| 4275 | ret_val = em_get_pcs_speed_and_duplex_82575(hw, &speed, |
| 4276 | &duplex); |
| 4277 | hw->get_link_status = hw->serdes_link_down; |
| 4278 | |
| 4279 | return (ret_val); |
| 4280 | } |
| 4281 | |
| 4282 | ctrl = E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))); |
| 4283 | status = E1000_READ_REG(hw, STATUS)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 4284 | /* |
| 4285 | * On adapters with a MAC newer than 82544, SW Defineable pin 1 will |
| 4286 | * be set when the optics detect a signal. On older adapters, it will |
| 4287 | * be cleared when there is a signal. This applies to fiber media |
| 4288 | * only. |
| 4289 | */ |
| 4290 | if ((hw->media_type == em_media_type_fiber) || |
| 4291 | (hw->media_type == em_media_type_internal_serdes)) { |
| 4292 | rxcw = E1000_READ_REG(hw, RXCW)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00180 : em_translate_82542_register (0x00180))))); |
| 4293 | |
| 4294 | if (hw->media_type == em_media_type_fiber) { |
| 4295 | signal = (hw->mac_type > em_82544) ? |
| 4296 | E1000_CTRL_SWDPIN10x00080000 : 0; |
| 4297 | if (status & E1000_STATUS_LU0x00000002) |
| 4298 | hw->get_link_status = FALSE0; |
| 4299 | } |
| 4300 | } |
| 4301 | /* |
| 4302 | * If we have a copper PHY then we only want to go out to the PHY |
| 4303 | * registers to see if Auto-Neg has completed and/or if our link |
| 4304 | * status has changed. The get_link_status flag will be set if we |
| 4305 | * receive a Link Status Change interrupt or we have Rx Sequence |
| 4306 | * Errors. |
| 4307 | */ |
| 4308 | if ((hw->media_type == em_media_type_copper || |
| 4309 | (hw->media_type == em_media_type_oem)) && |
| 4310 | hw->get_link_status) { |
| 4311 | /* |
| 4312 | * First we want to see if the MII Status Register reports |
| 4313 | * link. If so, then we want to get the current speed/duplex |
| 4314 | * of the PHY. Read the register twice since the link bit is |
| 4315 | * sticky. |
| 4316 | */ |
| 4317 | ret_val = em_read_phy_reg(hw, PHY_STATUS0x01, &phy_data); |
| 4318 | if (ret_val) |
| 4319 | return ret_val; |
| 4320 | ret_val = em_read_phy_reg(hw, PHY_STATUS0x01, &phy_data); |
| 4321 | if (ret_val) |
| 4322 | return ret_val; |
| 4323 | |
| 4324 | hw->icp_xxxx_is_link_up = (phy_data & MII_SR_LINK_STATUS0x0004) != 0; |
| 4325 | |
| 4326 | if (hw->mac_type == em_pchlan) { |
| 4327 | ret_val = em_k1_gig_workaround_hv(hw, |
| 4328 | hw->icp_xxxx_is_link_up); |
| 4329 | if (ret_val) |
| 4330 | return ret_val; |
| 4331 | } |
| 4332 | |
| 4333 | if (phy_data & MII_SR_LINK_STATUS0x0004) { |
| 4334 | hw->get_link_status = FALSE0; |
| 4335 | |
| 4336 | if (hw->phy_type == em_phy_82578) { |
| 4337 | ret_val = em_link_stall_workaround_hv(hw); |
| 4338 | if (ret_val) |
| 4339 | return ret_val; |
| 4340 | } |
| 4341 | |
| 4342 | if (hw->mac_type == em_pch2lan) { |
| 4343 | ret_val = em_k1_workaround_lv(hw); |
| 4344 | if (ret_val) |
| 4345 | return ret_val; |
| 4346 | } |
| 4347 | /* Work-around I218 hang issue */ |
| 4348 | if ((hw->device_id == E1000_DEV_ID_PCH_LPTLP_I218_LM0x155A) || |
| 4349 | (hw->device_id == E1000_DEV_ID_PCH_LPTLP_I218_V0x1559) || |
| 4350 | (hw->device_id == E1000_DEV_ID_PCH_I218_LM30x15A2) || |
| 4351 | (hw->device_id == E1000_DEV_ID_PCH_I218_V30x15A3)) { |
| 4352 | ret_val = em_k1_workaround_lpt_lp(hw, |
| 4353 | hw->icp_xxxx_is_link_up); |
| 4354 | if (ret_val) |
| 4355 | return ret_val; |
| 4356 | } |
| 4357 | |
| 4358 | /* |
| 4359 | * Check if there was DownShift, must be checked |
| 4360 | * immediately after link-up |
| 4361 | */ |
| 4362 | em_check_downshift(hw); |
| 4363 | |
| 4364 | /* Enable/Disable EEE after link up */ |
| 4365 | if (hw->mac_type == em_pch2lan || |
| 4366 | hw->mac_type == em_pch_lpt || |
| 4367 | hw->mac_type == em_pch_spt || |
| 4368 | hw->mac_type == em_pch_cnp || |
| 4369 | hw->mac_type == em_pch_tgp || |
| 4370 | hw->mac_type == em_pch_adp) { |
| 4371 | ret_val = em_set_eee_pchlan(hw); |
| 4372 | if (ret_val) |
| 4373 | return ret_val; |
| 4374 | } |
| 4375 | |
| 4376 | /* |
| 4377 | * If we are on 82544 or 82543 silicon and |
| 4378 | * speed/duplex are forced to 10H or 10F, then we |
| 4379 | * will implement the polarity reversal workaround. |
| 4380 | * We disable interrupts first, and upon returning, |
| 4381 | * place the devices interrupt state to its previous |
| 4382 | * value except for the link status change interrupt |
| 4383 | * which will happen due to the execution of this |
| 4384 | * workaround. |
| 4385 | */ |
| 4386 | if ((hw->mac_type == em_82544 || |
| 4387 | hw->mac_type == em_82543) && (!hw->autoneg) && |
| 4388 | (hw->forced_speed_duplex == em_10_full || |
| 4389 | hw->forced_speed_duplex == em_10_half)) { |
| 4390 | E1000_WRITE_REG(hw, IMC, 0xffffffff)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x000D8 : em_translate_82542_register (0x000D8))), (0xffffffff))); |
| 4391 | ret_val = em_polarity_reversal_workaround(hw); |
| 4392 | icr = E1000_READ_REG(hw, ICR)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x000C0 : em_translate_82542_register (0x000C0))))); |
| 4393 | E1000_WRITE_REG(hw, ICS,((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x000C8 : em_translate_82542_register (0x000C8))), ((icr & ~0x00000004)))) |
| 4394 | (icr & ~E1000_ICS_LSC))((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x000C8 : em_translate_82542_register (0x000C8))), ((icr & ~0x00000004)))); |
| 4395 | E1000_WRITE_REG(hw, IMS, IMS_ENABLE_MASK)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x000D0 : em_translate_82542_register (0x000D0))), (( 0x00000080 | 0x00000001 | 0x00000010 | 0x00000008 | 0x00000040 | 0x00000004)))); |
| 4396 | } |
| 4397 | } else { |
| 4398 | /* No link detected */ |
| 4399 | em_config_dsp_after_link_change(hw, FALSE0); |
| 4400 | return 0; |
| 4401 | } |
| 4402 | /* |
| 4403 | * If we are forcing speed/duplex, then we simply return |
| 4404 | * since we have already determined whether we have link or |
| 4405 | * not. |
| 4406 | */ |
| 4407 | if (!hw->autoneg) |
| 4408 | return -E1000_ERR_CONFIG3; |
| 4409 | |
| 4410 | /* optimize the dsp settings for the igp phy */ |
| 4411 | em_config_dsp_after_link_change(hw, TRUE1); |
| 4412 | /* |
| 4413 | * We have a M88E1000 PHY and Auto-Neg is enabled. If we |
| 4414 | * have Si on board that is 82544 or newer, Auto Speed |
| 4415 | * Detection takes care of MAC speed/duplex configuration. |
| 4416 | * So we only need to configure Collision Distance in the |
| 4417 | * MAC. Otherwise, we need to force speed/duplex on the MAC |
| 4418 | * to the current PHY speed/duplex settings. |
| 4419 | */ |
| 4420 | if (hw->mac_type >= em_82544 && hw->mac_type != em_icp_xxxx) { |
| 4421 | em_config_collision_dist(hw); |
| 4422 | } else { |
| 4423 | ret_val = em_config_mac_to_phy(hw); |
| 4424 | if (ret_val) { |
| 4425 | DEBUGOUT("Error configuring MAC to PHY" |
| 4426 | " settings\n"); |
| 4427 | return ret_val; |
| 4428 | } |
| 4429 | } |
| 4430 | /* |
| 4431 | * Configure Flow Control now that Auto-Neg has completed. |
| 4432 | * First, we need to restore the desired flow control |
| 4433 | * settings because we may have had to re-autoneg with a |
| 4434 | * different link partner. |
| 4435 | */ |
| 4436 | ret_val = em_config_fc_after_link_up(hw); |
| 4437 | if (ret_val) { |
| 4438 | DEBUGOUT("Error configuring flow control\n"); |
| 4439 | return ret_val; |
| 4440 | } |
| 4441 | /* |
| 4442 | * At this point we know that we are on copper and we have |
| 4443 | * auto-negotiated link. These are conditions for checking |
| 4444 | * the link partner capability register. We use the link |
| 4445 | * speed to determine if TBI compatibility needs to be turned |
| 4446 | * on or off. If the link is not at gigabit speed, then TBI |
| 4447 | * compatibility is not needed. If we are at gigabit speed, |
| 4448 | * we turn on TBI compatibility. |
| 4449 | */ |
| 4450 | if (hw->tbi_compatibility_en) { |
| 4451 | uint16_t speed, duplex; |
| 4452 | ret_val = em_get_speed_and_duplex(hw, &speed, &duplex); |
| 4453 | if (ret_val) { |
| 4454 | DEBUGOUT("Error getting link speed and duplex" |
| 4455 | "\n"); |
| 4456 | return ret_val; |
| 4457 | } |
| 4458 | if (speed != SPEED_10001000) { |
| 4459 | /* |
| 4460 | * If link speed is not set to gigabit speed, |
| 4461 | * we do not need to enable TBI |
| 4462 | * compatibility. |
| 4463 | */ |
| 4464 | if (hw->tbi_compatibility_on) { |
| 4465 | /* |
| 4466 | * If we previously were in the mode, |
| 4467 | * turn it off. |
| 4468 | */ |
| 4469 | rctl = E1000_READ_REG(hw, RCTL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00100 : em_translate_82542_register (0x00100))))); |
| 4470 | rctl &= ~E1000_RCTL_SBP0x00000004; |
| 4471 | E1000_WRITE_REG(hw, RCTL, rctl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00100 : em_translate_82542_register (0x00100))), (rctl))); |
| 4472 | hw->tbi_compatibility_on = FALSE0; |
| 4473 | } |
| 4474 | } else { |
| 4475 | /* |
| 4476 | * If TBI compatibility is was previously |
| 4477 | * off, turn it on. For compatibility with a |
| 4478 | * TBI link partner, we will store bad |
| 4479 | * packets. Some frames have an additional |
| 4480 | * byte on the end and will look like CRC |
| 4481 | * errors to the hardware. |
| 4482 | */ |
| 4483 | if (!hw->tbi_compatibility_on) { |
| 4484 | hw->tbi_compatibility_on = TRUE1; |
| 4485 | rctl = E1000_READ_REG(hw, RCTL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00100 : em_translate_82542_register (0x00100))))); |
| 4486 | rctl |= E1000_RCTL_SBP0x00000004; |
| 4487 | E1000_WRITE_REG(hw, RCTL, rctl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00100 : em_translate_82542_register (0x00100))), (rctl))); |
| 4488 | } |
| 4489 | } |
| 4490 | } |
| 4491 | } |
| 4492 | /* |
| 4493 | * If we don't have link (auto-negotiation failed or link partner |
| 4494 | * cannot auto-negotiate), the cable is plugged in (we have signal), |
| 4495 | * and our link partner is not trying to auto-negotiate with us (we |
| 4496 | * are receiving idles or data), we need to force link up. We also |
| 4497 | * need to give auto-negotiation time to complete, in case the cable |
| 4498 | * was just plugged in. The autoneg_failed flag does this. |
| 4499 | */ |
| 4500 | else if ((((hw->media_type == em_media_type_fiber) && |
| 4501 | ((ctrl & E1000_CTRL_SWDPIN10x00080000) == signal)) || |
| 4502 | (hw->media_type == em_media_type_internal_serdes)) && |
| 4503 | (!(status & E1000_STATUS_LU0x00000002)) && (!(rxcw & E1000_RXCW_C0x20000000))) { |
| 4504 | if (hw->autoneg_failed == 0) { |
| 4505 | hw->autoneg_failed = 1; |
| 4506 | return 0; |
| 4507 | } |
| 4508 | DEBUGOUT("NOT RXing /C/, disable AutoNeg and force link.\n"); |
| 4509 | |
| 4510 | /* Disable auto-negotiation in the TXCW register */ |
| 4511 | E1000_WRITE_REG(hw, TXCW, (hw->txcw & ~E1000_TXCW_ANE))((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00178 : em_translate_82542_register (0x00178))), ((hw->txcw & ~0x80000000)))); |
| 4512 | |
| 4513 | /* Force link-up and also force full-duplex. */ |
| 4514 | ctrl = E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))); |
| 4515 | ctrl |= (E1000_CTRL_SLU0x00000040 | E1000_CTRL_FD0x00000001); |
| 4516 | E1000_WRITE_REG(hw, CTRL, ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (ctrl))); |
| 4517 | |
| 4518 | /* Configure Flow Control after forcing link up. */ |
| 4519 | ret_val = em_config_fc_after_link_up(hw); |
| 4520 | if (ret_val) { |
| 4521 | DEBUGOUT("Error configuring flow control\n"); |
| 4522 | return ret_val; |
| 4523 | } |
| 4524 | } |
| 4525 | /* |
| 4526 | * If we are forcing link and we are receiving /C/ ordered sets, |
| 4527 | * re-enable auto-negotiation in the TXCW register and disable forced |
| 4528 | * link in the Device Control register in an attempt to |
| 4529 | * auto-negotiate with our link partner. |
| 4530 | */ |
| 4531 | else if (((hw->media_type == em_media_type_fiber) || |
| 4532 | (hw->media_type == em_media_type_internal_serdes)) && |
| 4533 | (ctrl & E1000_CTRL_SLU0x00000040) && (rxcw & E1000_RXCW_C0x20000000)) { |
| 4534 | DEBUGOUT("RXing /C/, enable AutoNeg and stop forcing link.\n"); |
| 4535 | E1000_WRITE_REG(hw, TXCW, hw->txcw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00178 : em_translate_82542_register (0x00178))), (hw->txcw))); |
| 4536 | E1000_WRITE_REG(hw, CTRL, (ctrl & ~E1000_CTRL_SLU))((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), ((ctrl & ~0x00000040)))); |
| 4537 | |
| 4538 | hw->serdes_link_down = FALSE0; |
| 4539 | } |
| 4540 | /* |
| 4541 | * If we force link for non-auto-negotiation switch, check link |
| 4542 | * status based on MAC synchronization for internal serdes media |
| 4543 | * type. |
| 4544 | */ |
| 4545 | else if ((hw->media_type == em_media_type_internal_serdes) && |
| 4546 | !(E1000_TXCW_ANE0x80000000 & E1000_READ_REG(hw, TXCW)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00178 : em_translate_82542_register (0x00178))))))) { |
| 4547 | /* SYNCH bit and IV bit are sticky. */ |
| 4548 | usec_delay(10)(*delay_func)(10); |
| 4549 | if (E1000_RXCW_SYNCH0x40000000 & E1000_READ_REG(hw, RXCW)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00180 : em_translate_82542_register (0x00180)))))) { |
| 4550 | if (!(rxcw & E1000_RXCW_IV0x08000000)) { |
| 4551 | hw->serdes_link_down = FALSE0; |
| 4552 | DEBUGOUT("SERDES: Link is up.\n"); |
| 4553 | } |
| 4554 | } else { |
| 4555 | hw->serdes_link_down = TRUE1; |
| 4556 | DEBUGOUT("SERDES: Link is down.\n"); |
| 4557 | } |
| 4558 | } |
| 4559 | if ((hw->media_type == em_media_type_internal_serdes) && |
| 4560 | (E1000_TXCW_ANE0x80000000 & E1000_READ_REG(hw, TXCW)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00178 : em_translate_82542_register (0x00178))))))) { |
| 4561 | hw->serdes_link_down = !(E1000_STATUS_LU0x00000002 & |
| 4562 | E1000_READ_REG(hw, STATUS)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008)))))); |
| 4563 | } |
| 4564 | return E1000_SUCCESS0; |
| 4565 | } |
| 4566 | |
| 4567 | int32_t |
| 4568 | em_get_pcs_speed_and_duplex_82575(struct em_hw *hw, uint16_t *speed, |
| 4569 | uint16_t *duplex) |
| 4570 | { |
| 4571 | uint32_t pcs; |
| 4572 | |
| 4573 | hw->serdes_link_down = TRUE1; |
| 4574 | *speed = 0; |
| 4575 | *duplex = 0; |
| 4576 | |
| 4577 | /* |
| 4578 | * Read the PCS Status register for link state. For non-copper mode, |
| 4579 | * the status register is not accurate. The PCS status register is |
| 4580 | * used instead. |
| 4581 | */ |
| 4582 | pcs = E1000_READ_REG(hw, PCS_LSTAT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x0420C : em_translate_82542_register (0x0420C))))); |
| 4583 | |
| 4584 | /* |
| 4585 | * The link up bit determines when link is up on autoneg. The sync ok |
| 4586 | * gets set once both sides sync up and agree upon link. Stable link |
| 4587 | * can be determined by checking for both link up and link sync ok |
| 4588 | */ |
| 4589 | if ((pcs & E1000_PCS_LSTS_LINK_OK0x01) && (pcs & E1000_PCS_LSTS_SYNK_OK0x10)) { |
| 4590 | hw->serdes_link_down = FALSE0; |
| 4591 | |
| 4592 | /* Detect and store PCS speed */ |
| 4593 | if (pcs & E1000_PCS_LSTS_SPEED_10000x04) { |
| 4594 | *speed = SPEED_10001000; |
| 4595 | } else if (pcs & E1000_PCS_LSTS_SPEED_1000x02) { |
| 4596 | *speed = SPEED_100100; |
| 4597 | } else { |
| 4598 | *speed = SPEED_1010; |
| 4599 | } |
| 4600 | |
| 4601 | /* Detect and store PCS duplex */ |
| 4602 | if (pcs & E1000_PCS_LSTS_DUPLEX_FULL0x08) { |
| 4603 | *duplex = FULL_DUPLEX2; |
| 4604 | } else { |
| 4605 | *duplex = HALF_DUPLEX1; |
| 4606 | } |
| 4607 | } |
| 4608 | |
| 4609 | return (0); |
| 4610 | } |
| 4611 | |
| 4612 | |
| 4613 | /****************************************************************************** |
| 4614 | * Detects the current speed and duplex settings of the hardware. |
| 4615 | * |
| 4616 | * hw - Struct containing variables accessed by shared code |
| 4617 | * speed - Speed of the connection |
| 4618 | * duplex - Duplex setting of the connection |
| 4619 | *****************************************************************************/ |
| 4620 | int32_t |
| 4621 | em_get_speed_and_duplex(struct em_hw *hw, uint16_t *speed, uint16_t *duplex) |
| 4622 | { |
| 4623 | uint32_t status; |
| 4624 | int32_t ret_val; |
| 4625 | uint16_t phy_data; |
| 4626 | DEBUGFUNC("em_get_speed_and_duplex");; |
| 4627 | |
| 4628 | if (hw->mac_type >= em_82575 && hw->media_type != em_media_type_copper) |
| 4629 | return em_get_pcs_speed_and_duplex_82575(hw, speed, duplex); |
| 4630 | |
| 4631 | if (hw->mac_type >= em_82543) { |
| 4632 | status = E1000_READ_REG(hw, STATUS)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 4633 | if (status & E1000_STATUS_SPEED_10000x00000080) { |
| 4634 | *speed = SPEED_10001000; |
| 4635 | DEBUGOUT("1000 Mbs, "); |
| 4636 | } else if (status & E1000_STATUS_SPEED_1000x00000040) { |
| 4637 | *speed = SPEED_100100; |
| 4638 | DEBUGOUT("100 Mbs, "); |
| 4639 | } else { |
| 4640 | *speed = SPEED_1010; |
| 4641 | DEBUGOUT("10 Mbs, "); |
| 4642 | } |
| 4643 | |
| 4644 | if (status & E1000_STATUS_FD0x00000001) { |
| 4645 | *duplex = FULL_DUPLEX2; |
| 4646 | DEBUGOUT("Full Duplex\n"); |
| 4647 | } else { |
| 4648 | *duplex = HALF_DUPLEX1; |
| 4649 | DEBUGOUT(" Half Duplex\n"); |
| 4650 | } |
| 4651 | } else { |
| 4652 | DEBUGOUT("1000 Mbs, Full Duplex\n"); |
| 4653 | *speed = SPEED_10001000; |
| 4654 | *duplex = FULL_DUPLEX2; |
| 4655 | } |
| 4656 | /* |
| 4657 | * IGP01 PHY may advertise full duplex operation after speed |
| 4658 | * downgrade even if it is operating at half duplex. Here we set the |
| 4659 | * duplex settings to match the duplex in the link partner's |
| 4660 | * capabilities. |
| 4661 | */ |
| 4662 | if (hw->phy_type == em_phy_igp && hw->speed_downgraded) { |
| 4663 | ret_val = em_read_phy_reg(hw, PHY_AUTONEG_EXP0x06, &phy_data); |
| 4664 | if (ret_val) |
| 4665 | return ret_val; |
| 4666 | |
| 4667 | if (!(phy_data & NWAY_ER_LP_NWAY_CAPS0x0001)) |
| 4668 | *duplex = HALF_DUPLEX1; |
| 4669 | else { |
| 4670 | ret_val = em_read_phy_reg(hw, PHY_LP_ABILITY0x05, |
| 4671 | &phy_data); |
| 4672 | if (ret_val) |
| 4673 | return ret_val; |
| 4674 | if ((*speed == SPEED_100100 && |
| 4675 | !(phy_data & NWAY_LPAR_100TX_FD_CAPS0x0100)) || |
| 4676 | (*speed == SPEED_1010 && |
| 4677 | !(phy_data & NWAY_LPAR_10T_FD_CAPS0x0040))) |
| 4678 | *duplex = HALF_DUPLEX1; |
| 4679 | } |
| 4680 | } |
| 4681 | if ((hw->mac_type == em_80003es2lan) && |
| 4682 | (hw->media_type == em_media_type_copper)) { |
| 4683 | if (*speed == SPEED_10001000) |
| 4684 | ret_val = em_configure_kmrn_for_1000(hw); |
| 4685 | else |
| 4686 | ret_val = em_configure_kmrn_for_10_100(hw, *duplex); |
| 4687 | if (ret_val) |
| 4688 | return ret_val; |
| 4689 | } |
| 4690 | if ((hw->mac_type == em_ich8lan) && |
| 4691 | (hw->phy_type == em_phy_igp_3) && |
| 4692 | (*speed == SPEED_10001000)) { |
| 4693 | ret_val = em_kumeran_lock_loss_workaround(hw); |
| 4694 | if (ret_val) |
| 4695 | return ret_val; |
| 4696 | } |
| 4697 | return E1000_SUCCESS0; |
| 4698 | } |
| 4699 | |
| 4700 | /****************************************************************************** |
| 4701 | * Blocks until autoneg completes or times out (~4.5 seconds) |
| 4702 | * |
| 4703 | * hw - Struct containing variables accessed by shared code |
| 4704 | *****************************************************************************/ |
| 4705 | STATIC int32_t |
| 4706 | em_wait_autoneg(struct em_hw *hw) |
| 4707 | { |
| 4708 | int32_t ret_val; |
| 4709 | uint16_t i; |
| 4710 | uint16_t phy_data; |
| 4711 | DEBUGFUNC("em_wait_autoneg");; |
| 4712 | DEBUGOUT("Waiting for Auto-Neg to complete.\n"); |
| 4713 | |
| 4714 | /* We will wait for autoneg to complete or 4.5 seconds to expire. */ |
| 4715 | for (i = PHY_AUTO_NEG_TIME45; i > 0; i--) { |
| 4716 | /* |
| 4717 | * Read the MII Status Register and wait for Auto-Neg |
| 4718 | * Complete bit to be set. |
| 4719 | */ |
| 4720 | ret_val = em_read_phy_reg(hw, PHY_STATUS0x01, &phy_data); |
| 4721 | if (ret_val) |
| 4722 | return ret_val; |
| 4723 | ret_val = em_read_phy_reg(hw, PHY_STATUS0x01, &phy_data); |
| 4724 | if (ret_val) |
| 4725 | return ret_val; |
| 4726 | if (phy_data & MII_SR_AUTONEG_COMPLETE0x0020) { |
| 4727 | return E1000_SUCCESS0; |
| 4728 | } |
| 4729 | msec_delay(100)(*delay_func)(1000*(100)); |
| 4730 | } |
| 4731 | return E1000_SUCCESS0; |
| 4732 | } |
| 4733 | |
| 4734 | /****************************************************************************** |
| 4735 | * Raises the Management Data Clock |
| 4736 | * |
| 4737 | * hw - Struct containing variables accessed by shared code |
| 4738 | * ctrl - Device control register's current value |
| 4739 | *****************************************************************************/ |
| 4740 | static void |
| 4741 | em_raise_mdi_clk(struct em_hw *hw, uint32_t *ctrl) |
| 4742 | { |
| 4743 | /* |
| 4744 | * Raise the clock input to the Management Data Clock (by setting the |
| 4745 | * MDC bit), and then delay 10 microseconds. |
| 4746 | */ |
| 4747 | E1000_WRITE_REG(hw, CTRL, (*ctrl | E1000_CTRL_MDC))((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), ((*ctrl | 0x00200000)))); |
| 4748 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 4749 | usec_delay(10)(*delay_func)(10); |
| 4750 | } |
| 4751 | |
| 4752 | /****************************************************************************** |
| 4753 | * Lowers the Management Data Clock |
| 4754 | * |
| 4755 | * hw - Struct containing variables accessed by shared code |
| 4756 | * ctrl - Device control register's current value |
| 4757 | *****************************************************************************/ |
| 4758 | static void |
| 4759 | em_lower_mdi_clk(struct em_hw *hw, uint32_t *ctrl) |
| 4760 | { |
| 4761 | /* |
| 4762 | * Lower the clock input to the Management Data Clock (by clearing |
| 4763 | * the MDC bit), and then delay 10 microseconds. |
| 4764 | */ |
| 4765 | E1000_WRITE_REG(hw, CTRL, (*ctrl & ~E1000_CTRL_MDC))((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), ((*ctrl & ~0x00200000)))); |
| 4766 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 4767 | usec_delay(10)(*delay_func)(10); |
| 4768 | } |
| 4769 | |
| 4770 | /****************************************************************************** |
| 4771 | * Shifts data bits out to the PHY |
| 4772 | * |
| 4773 | * hw - Struct containing variables accessed by shared code |
| 4774 | * data - Data to send out to the PHY |
| 4775 | * count - Number of bits to shift out |
| 4776 | * |
| 4777 | * Bits are shifted out in MSB to LSB order. |
| 4778 | *****************************************************************************/ |
| 4779 | static void |
| 4780 | em_shift_out_mdi_bits(struct em_hw *hw, uint32_t data, uint16_t count) |
| 4781 | { |
| 4782 | uint32_t ctrl; |
| 4783 | uint32_t mask; |
| 4784 | /* |
| 4785 | * We need to shift "count" number of bits out to the PHY. So, the |
| 4786 | * value in the "data" parameter will be shifted out to the PHY one |
| 4787 | * bit at a time. In order to do this, "data" must be broken down |
| 4788 | * into bits. |
| 4789 | */ |
| 4790 | mask = 0x01; |
| 4791 | mask <<= (count - 1); |
| 4792 | |
| 4793 | ctrl = E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))); |
| 4794 | |
| 4795 | /* Set MDIO_DIR and MDC_DIR direction bits to be used as output |
| 4796 | * pins. |
| 4797 | */ |
| 4798 | ctrl |= (E1000_CTRL_MDIO_DIR0x01000000 | E1000_CTRL_MDC_DIR0x02000000); |
| 4799 | |
| 4800 | while (mask) { |
| 4801 | /* |
| 4802 | * A "1" is shifted out to the PHY by setting the MDIO bit to |
| 4803 | * "1" and then raising and lowering the Management Data |
| 4804 | * Clock. A "0" is shifted out to the PHY by setting the MDIO |
| 4805 | * bit to "0" and then raising and lowering the clock. |
| 4806 | */ |
| 4807 | if (data & mask) |
| 4808 | ctrl |= E1000_CTRL_MDIO0x00100000; |
| 4809 | else |
| 4810 | ctrl &= ~E1000_CTRL_MDIO0x00100000; |
| 4811 | |
| 4812 | E1000_WRITE_REG(hw, CTRL, ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (ctrl))); |
| 4813 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 4814 | |
| 4815 | usec_delay(10)(*delay_func)(10); |
| 4816 | |
| 4817 | em_raise_mdi_clk(hw, &ctrl); |
| 4818 | em_lower_mdi_clk(hw, &ctrl); |
| 4819 | |
| 4820 | mask = mask >> 1; |
| 4821 | } |
| 4822 | } |
| 4823 | |
| 4824 | /****************************************************************************** |
| 4825 | * Shifts data bits in from the PHY |
| 4826 | * |
| 4827 | * hw - Struct containing variables accessed by shared code |
| 4828 | * |
| 4829 | * Bits are shifted in in MSB to LSB order. |
| 4830 | *****************************************************************************/ |
| 4831 | static uint16_t |
| 4832 | em_shift_in_mdi_bits(struct em_hw *hw) |
| 4833 | { |
| 4834 | uint32_t ctrl; |
| 4835 | uint16_t data = 0; |
| 4836 | uint8_t i; |
| 4837 | /* |
| 4838 | * In order to read a register from the PHY, we need to shift in a |
| 4839 | * total of 18 bits from the PHY. The first two bit (turnaround) |
| 4840 | * times are used to avoid contention on the MDIO pin when a read |
| 4841 | * operation is performed. These two bits are ignored by us and |
| 4842 | * thrown away. Bits are "shifted in" by raising the input to the |
| 4843 | * Management Data Clock (setting the MDC bit), and then reading the |
| 4844 | * value of the MDIO bit. |
| 4845 | */ |
| 4846 | ctrl = E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))); |
| 4847 | /* |
| 4848 | * Clear MDIO_DIR (SWDPIO1) to indicate this bit is to be used as |
| 4849 | * input. |
| 4850 | */ |
| 4851 | ctrl &= ~E1000_CTRL_MDIO_DIR0x01000000; |
| 4852 | ctrl &= ~E1000_CTRL_MDIO0x00100000; |
| 4853 | |
| 4854 | E1000_WRITE_REG(hw, CTRL, ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (ctrl))); |
| 4855 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 4856 | /* |
| 4857 | * Raise and Lower the clock before reading in the data. This |
| 4858 | * accounts for the turnaround bits. The first clock occurred when we |
| 4859 | * clocked out the last bit of the Register Address. |
| 4860 | */ |
| 4861 | em_raise_mdi_clk(hw, &ctrl); |
| 4862 | em_lower_mdi_clk(hw, &ctrl); |
| 4863 | |
| 4864 | for (data = 0, i = 0; i < 16; i++) { |
| 4865 | data = data << 1; |
| 4866 | em_raise_mdi_clk(hw, &ctrl); |
| 4867 | ctrl = E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))); |
| 4868 | /* Check to see if we shifted in a "1". */ |
| 4869 | if (ctrl & E1000_CTRL_MDIO0x00100000) |
| 4870 | data |= 1; |
| 4871 | em_lower_mdi_clk(hw, &ctrl); |
| 4872 | } |
| 4873 | |
| 4874 | em_raise_mdi_clk(hw, &ctrl); |
| 4875 | em_lower_mdi_clk(hw, &ctrl); |
| 4876 | |
| 4877 | return data; |
| 4878 | } |
| 4879 | |
| 4880 | STATIC int32_t |
| 4881 | em_swfw_sync_acquire(struct em_hw *hw, uint16_t mask) |
| 4882 | { |
| 4883 | uint32_t swfw_sync = 0; |
| 4884 | uint32_t swmask = mask; |
| 4885 | uint32_t fwmask = mask << 16; |
| 4886 | int32_t timeout = 200; |
| 4887 | DEBUGFUNC("em_swfw_sync_acquire");; |
| 4888 | |
| 4889 | if (hw->swfwhw_semaphore_present) |
| 4890 | return em_get_software_flag(hw); |
| 4891 | |
| 4892 | if (!hw->swfw_sync_present) |
| 4893 | return em_get_hw_eeprom_semaphore(hw); |
| 4894 | |
| 4895 | while (timeout) { |
| 4896 | if (em_get_hw_eeprom_semaphore(hw)) |
| 4897 | return -E1000_ERR_SWFW_SYNC13; |
| 4898 | |
| 4899 | swfw_sync = E1000_READ_REG(hw, SW_FW_SYNC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B5C : em_translate_82542_register (0x05B5C))))); |
| 4900 | if (!(swfw_sync & (fwmask | swmask))) { |
| 4901 | break; |
| 4902 | } |
| 4903 | /* |
| 4904 | * firmware currently using resource (fwmask) |
| 4905 | * or other software thread currently using resource (swmask) |
| 4906 | */ |
| 4907 | em_put_hw_eeprom_semaphore(hw); |
| 4908 | msec_delay_irq(5)(*delay_func)(1000*(5)); |
| 4909 | timeout--; |
| 4910 | } |
| 4911 | |
| 4912 | if (!timeout) { |
| 4913 | DEBUGOUT("Driver can't access resource, SW_FW_SYNC timeout." |
| 4914 | "\n"); |
| 4915 | return -E1000_ERR_SWFW_SYNC13; |
| 4916 | } |
| 4917 | swfw_sync |= swmask; |
| 4918 | E1000_WRITE_REG(hw, SW_FW_SYNC, swfw_sync)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B5C : em_translate_82542_register (0x05B5C))), (swfw_sync))); |
| 4919 | |
| 4920 | em_put_hw_eeprom_semaphore(hw); |
| 4921 | return E1000_SUCCESS0; |
| 4922 | } |
| 4923 | |
| 4924 | STATIC void |
| 4925 | em_swfw_sync_release(struct em_hw *hw, uint16_t mask) |
| 4926 | { |
| 4927 | uint32_t swfw_sync; |
| 4928 | uint32_t swmask = mask; |
| 4929 | DEBUGFUNC("em_swfw_sync_release");; |
| 4930 | |
| 4931 | if (hw->swfwhw_semaphore_present) { |
| 4932 | em_release_software_flag(hw); |
| 4933 | return; |
| 4934 | } |
| 4935 | if (!hw->swfw_sync_present) { |
| 4936 | em_put_hw_eeprom_semaphore(hw); |
| 4937 | return; |
| 4938 | } |
| 4939 | /* |
| 4940 | * if (em_get_hw_eeprom_semaphore(hw)) return -E1000_ERR_SWFW_SYNC; |
| 4941 | */ |
| 4942 | while (em_get_hw_eeprom_semaphore(hw) != E1000_SUCCESS0); |
| 4943 | /* empty */ |
| 4944 | |
| 4945 | swfw_sync = E1000_READ_REG(hw, SW_FW_SYNC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B5C : em_translate_82542_register (0x05B5C))))); |
| 4946 | swfw_sync &= ~swmask; |
| 4947 | E1000_WRITE_REG(hw, SW_FW_SYNC, swfw_sync)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B5C : em_translate_82542_register (0x05B5C))), (swfw_sync))); |
| 4948 | |
| 4949 | em_put_hw_eeprom_semaphore(hw); |
| 4950 | } |
| 4951 | |
| 4952 | /**************************************************************************** |
| 4953 | * Read BM PHY wakeup register. It works as such: |
| 4954 | * 1) Set page 769, register 17, bit 2 = 1 |
| 4955 | * 2) Set page to 800 for host (801 if we were manageability) |
| 4956 | * 3) Write the address using the address opcode (0x11) |
| 4957 | * 4) Read or write the data using the data opcode (0x12) |
| 4958 | * 5) Restore 769_17.2 to its original value |
| 4959 | ****************************************************************************/ |
| 4960 | int32_t |
| 4961 | em_access_phy_wakeup_reg_bm(struct em_hw *hw, uint32_t reg_addr, |
| 4962 | uint16_t *phy_data, boolean_t read) |
| 4963 | { |
| 4964 | int32_t ret_val; |
| 4965 | uint16_t reg = BM_PHY_REG_NUM(reg_addr)((uint16_t)(((reg_addr) & 0x1F) | (((reg_addr) >> ( 21 - 5)) & ~0x1F))); |
| 4966 | uint16_t phy_reg = 0; |
| 4967 | |
| 4968 | /* All operations in this function are phy address 1 */ |
| 4969 | hw->phy_addr = 1; |
| 4970 | |
| 4971 | /* Set page 769 */ |
| 4972 | em_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT0x1F, |
| 4973 | (BM_WUC_ENABLE_PAGE769 << PHY_PAGE_SHIFT5)); |
| 4974 | |
| 4975 | ret_val = em_read_phy_reg_ex(hw, BM_WUC_ENABLE_REG17, &phy_reg); |
| 4976 | if (ret_val) |
| 4977 | goto out; |
| 4978 | |
| 4979 | /* First clear bit 4 to avoid a power state change */ |
| 4980 | phy_reg &= ~(BM_WUC_HOST_WU_BIT(1 << 4)); |
| 4981 | ret_val = em_write_phy_reg_ex(hw, BM_WUC_ENABLE_REG17, phy_reg); |
| 4982 | if (ret_val) |
| 4983 | goto out; |
| 4984 | |
| 4985 | /* Write bit 2 = 1, and clear bit 4 to 769_17 */ |
| 4986 | ret_val = em_write_phy_reg_ex(hw, BM_WUC_ENABLE_REG17, |
| 4987 | phy_reg | BM_WUC_ENABLE_BIT(1 << 2)); |
| 4988 | if (ret_val) |
| 4989 | goto out; |
| 4990 | |
| 4991 | /* Select page 800 */ |
| 4992 | ret_val = em_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT0x1F, |
| 4993 | (BM_WUC_PAGE800 << PHY_PAGE_SHIFT5)); |
| 4994 | |
| 4995 | /* Write the page 800 offset value using opcode 0x11 */ |
| 4996 | ret_val = em_write_phy_reg_ex(hw, BM_WUC_ADDRESS_OPCODE0x11, reg); |
| 4997 | if (ret_val) |
| 4998 | goto out; |
| 4999 | |
| 5000 | if (read) |
| 5001 | /* Read the page 800 value using opcode 0x12 */ |
| 5002 | ret_val = em_read_phy_reg_ex(hw, BM_WUC_DATA_OPCODE0x12, |
| 5003 | phy_data); |
| 5004 | else |
| 5005 | /* Write the page 800 value using opcode 0x12 */ |
| 5006 | ret_val = em_write_phy_reg_ex(hw, BM_WUC_DATA_OPCODE0x12, |
| 5007 | *phy_data); |
| 5008 | |
| 5009 | if (ret_val) |
| 5010 | goto out; |
| 5011 | |
| 5012 | /* |
| 5013 | * Restore 769_17.2 to its original value |
| 5014 | * Set page 769 |
| 5015 | */ |
| 5016 | em_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT0x1F, |
| 5017 | (BM_WUC_ENABLE_PAGE769 << PHY_PAGE_SHIFT5)); |
| 5018 | |
| 5019 | /* Clear 769_17.2 */ |
| 5020 | ret_val = em_write_phy_reg_ex(hw, BM_WUC_ENABLE_REG17, phy_reg); |
| 5021 | if (ret_val) |
| 5022 | goto out; |
| 5023 | |
| 5024 | out: |
| 5025 | return ret_val; |
| 5026 | } |
| 5027 | |
| 5028 | /*************************************************************************** |
| 5029 | * Read HV PHY vendor specific high registers |
| 5030 | ***************************************************************************/ |
| 5031 | int32_t |
| 5032 | em_access_phy_debug_regs_hv(struct em_hw *hw, uint32_t reg_addr, |
| 5033 | uint16_t *phy_data, boolean_t read) |
| 5034 | { |
| 5035 | int32_t ret_val; |
| 5036 | uint32_t addr_reg = 0; |
| 5037 | uint32_t data_reg = 0; |
| 5038 | |
| 5039 | /* This takes care of the difference with desktop vs mobile phy */ |
| 5040 | addr_reg = (hw->phy_type == em_phy_82578) ? |
| 5041 | I82578_PHY_ADDR_REG29 : I82577_PHY_ADDR_REG16; |
| 5042 | data_reg = addr_reg + 1; |
| 5043 | |
| 5044 | /* All operations in this function are phy address 2 */ |
| 5045 | hw->phy_addr = 2; |
| 5046 | |
| 5047 | /* masking with 0x3F to remove the page from offset */ |
| 5048 | ret_val = em_write_phy_reg_ex(hw, addr_reg, (uint16_t)reg_addr & 0x3F); |
| 5049 | if (ret_val) { |
| 5050 | printf("Could not write PHY the HV address register\n"); |
| 5051 | goto out; |
| 5052 | } |
| 5053 | |
| 5054 | /* Read or write the data value next */ |
| 5055 | if (read) |
| 5056 | ret_val = em_read_phy_reg_ex(hw, data_reg, phy_data); |
| 5057 | else |
| 5058 | ret_val = em_write_phy_reg_ex(hw, data_reg, *phy_data); |
| 5059 | |
| 5060 | if (ret_val) { |
| 5061 | printf("Could not read data value from HV data register\n"); |
| 5062 | goto out; |
| 5063 | } |
| 5064 | |
| 5065 | out: |
| 5066 | return ret_val; |
| 5067 | } |
| 5068 | |
| 5069 | /****************************************************************************** |
| 5070 | * Reads or writes the value from a PHY register, if the value is on a specific |
| 5071 | * non zero page, sets the page first. |
| 5072 | * hw - Struct containing variables accessed by shared code |
| 5073 | * reg_addr - address of the PHY register to read |
| 5074 | *****************************************************************************/ |
| 5075 | int32_t |
| 5076 | em_access_phy_reg_hv(struct em_hw *hw, uint32_t reg_addr, uint16_t *phy_data, |
| 5077 | boolean_t read) |
| 5078 | { |
| 5079 | uint32_t ret_val; |
| 5080 | uint16_t swfw; |
| 5081 | uint16_t page = BM_PHY_REG_PAGE(reg_addr)((uint16_t)(((reg_addr) >> 5) & 0xFFFF)); |
| 5082 | uint16_t reg = BM_PHY_REG_NUM(reg_addr)((uint16_t)(((reg_addr) & 0x1F) | (((reg_addr) >> ( 21 - 5)) & ~0x1F))); |
| 5083 | |
| 5084 | DEBUGFUNC("em_access_phy_reg_hv");; |
| 5085 | |
| 5086 | swfw = E1000_SWFW_PHY0_SM0x0002; |
| 5087 | |
| 5088 | if (em_swfw_sync_acquire(hw, swfw)) |
| 5089 | return -E1000_ERR_SWFW_SYNC13; |
| 5090 | |
| 5091 | if (page == BM_WUC_PAGE800) { |
| 5092 | ret_val = em_access_phy_wakeup_reg_bm(hw, reg_addr, |
| 5093 | phy_data, read); |
| 5094 | goto release; |
| 5095 | } |
| 5096 | |
| 5097 | if (page >= HV_INTC_FC_PAGE_START768) |
| 5098 | hw->phy_addr = 1; |
| 5099 | else |
| 5100 | hw->phy_addr = 2; |
| 5101 | |
| 5102 | if (page == HV_INTC_FC_PAGE_START768) |
| 5103 | page = 0; |
| 5104 | |
| 5105 | /* |
| 5106 | * Workaround MDIO accesses being disabled after entering IEEE Power |
| 5107 | * Down (whenever bit 11 of the PHY Control register is set) |
| 5108 | */ |
| 5109 | if (!read && |
| 5110 | (hw->phy_type == em_phy_82578) && |
| 5111 | (hw->phy_revision >= 1) && |
| 5112 | (hw->phy_addr == 2) && |
| 5113 | ((MAX_PHY_REG_ADDRESS0x1F & reg) == 0) && |
| 5114 | (*phy_data & (1 << 11))) { |
| 5115 | uint16_t data2 = 0x7EFF; |
| 5116 | |
| 5117 | ret_val = em_access_phy_debug_regs_hv(hw, (1 << 6) | 0x3, |
| 5118 | &data2, FALSE0); |
| 5119 | if (ret_val) |
| 5120 | return ret_val; |
| 5121 | } |
| 5122 | |
| 5123 | if (reg_addr > MAX_PHY_MULTI_PAGE_REG0xF) { |
| 5124 | ret_val = em_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT0x1F, |
| 5125 | (page << PHY_PAGE_SHIFT5)); |
| 5126 | if (ret_val) |
| 5127 | return ret_val; |
| 5128 | } |
| 5129 | if (read) |
| 5130 | ret_val = em_read_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS0x1F & reg, |
| 5131 | phy_data); |
| 5132 | else |
| 5133 | ret_val = em_write_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS0x1F & reg, |
| 5134 | *phy_data); |
| 5135 | release: |
| 5136 | em_swfw_sync_release(hw, swfw); |
| 5137 | return ret_val; |
| 5138 | } |
| 5139 | |
| 5140 | /****************************************************************************** |
| 5141 | * Reads the value from a PHY register, if the value is on a specific non zero |
| 5142 | * page, sets the page first. |
| 5143 | * hw - Struct containing variables accessed by shared code |
| 5144 | * reg_addr - address of the PHY register to read |
| 5145 | *****************************************************************************/ |
| 5146 | int32_t |
| 5147 | em_read_phy_reg(struct em_hw *hw, uint32_t reg_addr, uint16_t *phy_data) |
| 5148 | { |
| 5149 | uint32_t ret_val; |
| 5150 | uint16_t swfw; |
| 5151 | DEBUGFUNC("em_read_phy_reg");; |
| 5152 | |
| 5153 | if (hw->mac_type == em_pchlan || |
| 5154 | hw->mac_type == em_pch2lan || |
| 5155 | hw->mac_type == em_pch_lpt || |
| 5156 | hw->mac_type == em_pch_spt || |
| 5157 | hw->mac_type == em_pch_cnp || |
| 5158 | hw->mac_type == em_pch_tgp || |
| 5159 | hw->mac_type == em_pch_adp) |
| 5160 | return (em_access_phy_reg_hv(hw, reg_addr, phy_data, TRUE1)); |
| 5161 | |
| 5162 | if (((hw->mac_type == em_80003es2lan) || (hw->mac_type == em_82575) || |
| 5163 | (hw->mac_type == em_82576)) && |
| 5164 | (E1000_READ_REG(hw, STATUS)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))) & E1000_STATUS_FUNC_10x00000004)) { |
| 5165 | swfw = E1000_SWFW_PHY1_SM0x0004; |
| 5166 | } else { |
| 5167 | swfw = E1000_SWFW_PHY0_SM0x0002; |
| 5168 | } |
| 5169 | if (em_swfw_sync_acquire(hw, swfw)) |
| 5170 | return -E1000_ERR_SWFW_SYNC13; |
| 5171 | |
| 5172 | if ((hw->phy_type == em_phy_igp || |
| 5173 | hw->phy_type == em_phy_igp_3 || |
| 5174 | hw->phy_type == em_phy_igp_2) && |
| 5175 | (reg_addr > MAX_PHY_MULTI_PAGE_REG0xF)) { |
| 5176 | ret_val = em_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT0x1F, |
| 5177 | (uint16_t) reg_addr); |
| 5178 | if (ret_val) { |
| 5179 | em_swfw_sync_release(hw, swfw); |
| 5180 | return ret_val; |
| 5181 | } |
| 5182 | } else if (hw->phy_type == em_phy_gg82563) { |
| 5183 | if (((reg_addr & MAX_PHY_REG_ADDRESS0x1F) > MAX_PHY_MULTI_PAGE_REG0xF) || |
| 5184 | (hw->mac_type == em_80003es2lan)) { |
| 5185 | /* Select Configuration Page */ |
| 5186 | if ((reg_addr & MAX_PHY_REG_ADDRESS0x1F) < |
| 5187 | GG82563_MIN_ALT_REG30) { |
| 5188 | ret_val = em_write_phy_reg_ex(hw, |
| 5189 | GG82563_PHY_PAGE_SELECT(((0) << 5) | ((22) & 0x1F)), |
| 5190 | (uint16_t) ((uint16_t) reg_addr >> |
| 5191 | GG82563_PAGE_SHIFT5)); |
| 5192 | } else { |
| 5193 | /* |
| 5194 | * Use Alternative Page Select register to |
| 5195 | * access registers 30 and 31 |
| 5196 | */ |
| 5197 | ret_val = em_write_phy_reg_ex(hw, |
| 5198 | GG82563_PHY_PAGE_SELECT_ALT(((0) << 5) | ((29) & 0x1F)), |
| 5199 | (uint16_t) ((uint16_t) reg_addr >> |
| 5200 | GG82563_PAGE_SHIFT5)); |
| 5201 | } |
| 5202 | |
| 5203 | if (ret_val) { |
| 5204 | em_swfw_sync_release(hw, swfw); |
| 5205 | return ret_val; |
| 5206 | } |
| 5207 | } |
| 5208 | } else if ((hw->phy_type == em_phy_bm) && (hw->phy_revision == 1)) { |
| 5209 | if (reg_addr > MAX_PHY_MULTI_PAGE_REG0xF) { |
| 5210 | ret_val = em_write_phy_reg_ex(hw, BM_PHY_PAGE_SELECT22, |
| 5211 | (uint16_t) ((uint16_t) reg_addr >> |
| 5212 | PHY_PAGE_SHIFT5)); |
| 5213 | if (ret_val) |
| 5214 | return ret_val; |
| 5215 | } |
| 5216 | } |
| 5217 | ret_val = em_read_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS0x1F & reg_addr, |
| 5218 | phy_data); |
| 5219 | |
| 5220 | em_swfw_sync_release(hw, swfw); |
| 5221 | return ret_val; |
| 5222 | } |
| 5223 | |
| 5224 | STATIC int32_t |
| 5225 | em_read_phy_reg_ex(struct em_hw *hw, uint32_t reg_addr, uint16_t *phy_data) |
| 5226 | { |
| 5227 | uint32_t i; |
| 5228 | uint32_t mdic = 0; |
| 5229 | DEBUGFUNC("em_read_phy_reg_ex");; |
| 5230 | |
| 5231 | /* SGMII active is only set on some specific chips */ |
| 5232 | if (hw->sgmii_active && !em_sgmii_uses_mdio_82575(hw)) { |
| 5233 | if (reg_addr > E1000_MAX_SGMII_PHY_REG_ADDR255) { |
| 5234 | DEBUGOUT1("PHY Address %d is out of range\n", reg_addr); |
| 5235 | return -E1000_ERR_PARAM4; |
| 5236 | } |
| 5237 | return em_read_phy_reg_i2c(hw, reg_addr, phy_data); |
| 5238 | } |
| 5239 | if (reg_addr > MAX_PHY_REG_ADDRESS0x1F) { |
| 5240 | DEBUGOUT1("PHY Address %d is out of range\n", reg_addr); |
| 5241 | return -E1000_ERR_PARAM4; |
| 5242 | } |
| 5243 | if (hw->mac_type == em_icp_xxxx) { |
| 5244 | *phy_data = gcu_miibus_readreg(hw, hw->icp_xxxx_port_num, |
| 5245 | reg_addr); |
| 5246 | return E1000_SUCCESS0; |
| 5247 | } |
| 5248 | if (hw->mac_type > em_82543) { |
| 5249 | /* |
| 5250 | * Set up Op-code, Phy Address, and register address in the |
| 5251 | * MDI Control register. The MAC will take care of |
| 5252 | * interfacing with the PHY to retrieve the desired data. |
| 5253 | */ |
| 5254 | mdic = ((reg_addr << E1000_MDIC_REG_SHIFT16) | |
| 5255 | (hw->phy_addr << E1000_MDIC_PHY_SHIFT21) | |
| 5256 | (E1000_MDIC_OP_READ0x08000000)); |
| 5257 | |
| 5258 | E1000_WRITE_REG(hw, MDIC, mdic)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00020 : em_translate_82542_register (0x00020))), (mdic))); |
| 5259 | |
| 5260 | /* |
| 5261 | * Poll the ready bit to see if the MDI read completed |
| 5262 | * Increasing the time out as testing showed failures with |
| 5263 | * the lower time out (from FreeBSD driver) |
| 5264 | */ |
| 5265 | for (i = 0; i < 1960; i++) { |
| 5266 | usec_delay(50)(*delay_func)(50); |
| 5267 | mdic = E1000_READ_REG(hw, MDIC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00020 : em_translate_82542_register (0x00020))))); |
| 5268 | if (mdic & E1000_MDIC_READY0x10000000) |
| 5269 | break; |
| 5270 | } |
| 5271 | if (!(mdic & E1000_MDIC_READY0x10000000)) { |
| 5272 | DEBUGOUT("MDI Read did not complete\n"); |
| 5273 | return -E1000_ERR_PHY2; |
| 5274 | } |
| 5275 | if (mdic & E1000_MDIC_ERROR0x40000000) { |
| 5276 | DEBUGOUT("MDI Error\n"); |
| 5277 | return -E1000_ERR_PHY2; |
| 5278 | } |
| 5279 | *phy_data = (uint16_t) mdic; |
| 5280 | |
| 5281 | if (hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || |
| 5282 | hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || |
| 5283 | hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp) |
| 5284 | usec_delay(100)(*delay_func)(100); |
| 5285 | } else { |
| 5286 | /* |
| 5287 | * We must first send a preamble through the MDIO pin to |
| 5288 | * signal the beginning of an MII instruction. This is done |
| 5289 | * by sending 32 consecutive "1" bits. |
| 5290 | */ |
| 5291 | em_shift_out_mdi_bits(hw, PHY_PREAMBLE0xFFFFFFFF, PHY_PREAMBLE_SIZE32); |
| 5292 | /* |
| 5293 | * Now combine the next few fields that are required for a |
| 5294 | * read operation. We use this method instead of calling the |
| 5295 | * em_shift_out_mdi_bits routine five different times. The |
| 5296 | * format of a MII read instruction consists of a shift out |
| 5297 | * of 14 bits and is defined as follows: <Preamble><SOF><Op |
| 5298 | * Code><Phy Addr><Reg Addr> followed by a shift in of 18 |
| 5299 | * bits. This first two bits shifted in are TurnAround bits |
| 5300 | * used to avoid contention on the MDIO pin when a READ |
| 5301 | * operation is performed. These two bits are thrown away |
| 5302 | * followed by a shift in of 16 bits which contains the |
| 5303 | * desired data. |
| 5304 | */ |
| 5305 | mdic = ((reg_addr) | (hw->phy_addr << 5) | |
| 5306 | (PHY_OP_READ0x02 << 10) | (PHY_SOF0x01 << 12)); |
| 5307 | |
| 5308 | em_shift_out_mdi_bits(hw, mdic, 14); |
| 5309 | /* |
| 5310 | * Now that we've shifted out the read command to the MII, we |
| 5311 | * need to "shift in" the 16-bit value (18 total bits) of the |
| 5312 | * requested PHY register address. |
| 5313 | */ |
| 5314 | *phy_data = em_shift_in_mdi_bits(hw); |
| 5315 | } |
| 5316 | return E1000_SUCCESS0; |
| 5317 | } |
| 5318 | |
| 5319 | /****************************************************************************** |
| 5320 | * Writes a value to a PHY register |
| 5321 | * |
| 5322 | * hw - Struct containing variables accessed by shared code |
| 5323 | * reg_addr - address of the PHY register to write |
| 5324 | * data - data to write to the PHY |
| 5325 | *****************************************************************************/ |
| 5326 | int32_t |
| 5327 | em_write_phy_reg(struct em_hw *hw, uint32_t reg_addr, uint16_t phy_data) |
| 5328 | { |
| 5329 | uint32_t ret_val; |
| 5330 | DEBUGFUNC("em_write_phy_reg");; |
| 5331 | |
| 5332 | if (hw->mac_type == em_pchlan || |
| 5333 | hw->mac_type == em_pch2lan || |
| 5334 | hw->mac_type == em_pch_lpt || |
| 5335 | hw->mac_type == em_pch_spt || |
| 5336 | hw->mac_type == em_pch_cnp || |
| 5337 | hw->mac_type == em_pch_tgp || |
| 5338 | hw->mac_type == em_pch_adp) |
| 5339 | return (em_access_phy_reg_hv(hw, reg_addr, &phy_data, FALSE0)); |
| 5340 | |
| 5341 | if (em_swfw_sync_acquire(hw, hw->swfw)) |
| 5342 | return -E1000_ERR_SWFW_SYNC13; |
| 5343 | |
| 5344 | if ((hw->phy_type == em_phy_igp || |
| 5345 | hw->phy_type == em_phy_igp_3 || |
| 5346 | hw->phy_type == em_phy_igp_2) && |
| 5347 | (reg_addr > MAX_PHY_MULTI_PAGE_REG0xF)) { |
| 5348 | ret_val = em_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT0x1F, |
| 5349 | (uint16_t) reg_addr); |
| 5350 | if (ret_val) { |
| 5351 | em_swfw_sync_release(hw, hw->swfw); |
| 5352 | return ret_val; |
| 5353 | } |
| 5354 | } else if (hw->phy_type == em_phy_gg82563) { |
| 5355 | if (((reg_addr & MAX_PHY_REG_ADDRESS0x1F) > MAX_PHY_MULTI_PAGE_REG0xF) || |
| 5356 | (hw->mac_type == em_80003es2lan)) { |
| 5357 | /* Select Configuration Page */ |
| 5358 | if ((reg_addr & MAX_PHY_REG_ADDRESS0x1F) < |
| 5359 | GG82563_MIN_ALT_REG30) { |
| 5360 | ret_val = em_write_phy_reg_ex(hw, |
| 5361 | GG82563_PHY_PAGE_SELECT(((0) << 5) | ((22) & 0x1F)), |
| 5362 | (uint16_t) ((uint16_t) reg_addr >> |
| 5363 | GG82563_PAGE_SHIFT5)); |
| 5364 | } else { |
| 5365 | /* |
| 5366 | * Use Alternative Page Select register to |
| 5367 | * access registers 30 and 31 |
| 5368 | */ |
| 5369 | ret_val = em_write_phy_reg_ex(hw, |
| 5370 | GG82563_PHY_PAGE_SELECT_ALT(((0) << 5) | ((29) & 0x1F)), |
| 5371 | (uint16_t) ((uint16_t) reg_addr >> |
| 5372 | GG82563_PAGE_SHIFT5)); |
| 5373 | } |
| 5374 | |
| 5375 | if (ret_val) { |
| 5376 | em_swfw_sync_release(hw, hw->swfw); |
| 5377 | return ret_val; |
| 5378 | } |
| 5379 | } |
| 5380 | } else if ((hw->phy_type == em_phy_bm) && (hw->phy_revision == 1)) { |
| 5381 | if (reg_addr > MAX_PHY_MULTI_PAGE_REG0xF) { |
| 5382 | ret_val = em_write_phy_reg_ex(hw, BM_PHY_PAGE_SELECT22, |
| 5383 | (uint16_t) ((uint16_t) reg_addr >> |
| 5384 | PHY_PAGE_SHIFT5)); |
| 5385 | if (ret_val) |
| 5386 | return ret_val; |
| 5387 | } |
| 5388 | } |
| 5389 | ret_val = em_write_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS0x1F & reg_addr, |
| 5390 | phy_data); |
| 5391 | |
| 5392 | em_swfw_sync_release(hw, hw->swfw); |
| 5393 | return ret_val; |
| 5394 | } |
| 5395 | |
| 5396 | STATIC int32_t |
| 5397 | em_write_phy_reg_ex(struct em_hw *hw, uint32_t reg_addr, uint16_t phy_data) |
| 5398 | { |
| 5399 | uint32_t i; |
| 5400 | uint32_t mdic = 0; |
| 5401 | DEBUGFUNC("em_write_phy_reg_ex");; |
| 5402 | |
| 5403 | /* SGMII active is only set on some specific chips */ |
| 5404 | if (hw->sgmii_active && !em_sgmii_uses_mdio_82575(hw)) { |
| 5405 | if (reg_addr > E1000_MAX_SGMII_PHY_REG_ADDR255) { |
| 5406 | DEBUGOUT1("PHY Address %d is out of range\n", reg_addr); |
| 5407 | return -E1000_ERR_PARAM4; |
| 5408 | } |
| 5409 | return em_write_phy_reg_i2c(hw, reg_addr, phy_data); |
| 5410 | } |
| 5411 | if (reg_addr > MAX_PHY_REG_ADDRESS0x1F) { |
| 5412 | DEBUGOUT1("PHY Address %d is out of range\n", reg_addr); |
| 5413 | return -E1000_ERR_PARAM4; |
| 5414 | } |
| 5415 | if (hw->mac_type == em_icp_xxxx) { |
| 5416 | gcu_miibus_writereg(hw, hw->icp_xxxx_port_num, |
| 5417 | reg_addr, phy_data); |
| 5418 | return E1000_SUCCESS0; |
| 5419 | } |
| 5420 | if (hw->mac_type > em_82543) { |
| 5421 | /* |
| 5422 | * Set up Op-code, Phy Address, register address, and data |
| 5423 | * intended for the PHY register in the MDI Control register. |
| 5424 | * The MAC will take care of interfacing with the PHY to send |
| 5425 | * the desired data. |
| 5426 | */ |
| 5427 | mdic = (((uint32_t) phy_data) | |
| 5428 | (reg_addr << E1000_MDIC_REG_SHIFT16) | |
| 5429 | (hw->phy_addr << E1000_MDIC_PHY_SHIFT21) | |
| 5430 | (E1000_MDIC_OP_WRITE0x04000000)); |
| 5431 | |
| 5432 | E1000_WRITE_REG(hw, MDIC, mdic)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00020 : em_translate_82542_register (0x00020))), (mdic))); |
| 5433 | |
| 5434 | /* Poll the ready bit to see if the MDI read completed */ |
| 5435 | for (i = 0; i < 641; i++) { |
| 5436 | usec_delay(5)(*delay_func)(5); |
| 5437 | mdic = E1000_READ_REG(hw, MDIC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00020 : em_translate_82542_register (0x00020))))); |
| 5438 | if (mdic & E1000_MDIC_READY0x10000000) |
| 5439 | break; |
| 5440 | } |
| 5441 | if (!(mdic & E1000_MDIC_READY0x10000000)) { |
| 5442 | DEBUGOUT("MDI Write did not complete\n"); |
| 5443 | return -E1000_ERR_PHY2; |
| 5444 | } |
| 5445 | |
| 5446 | if (hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || |
| 5447 | hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || |
| 5448 | hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp) |
| 5449 | usec_delay(100)(*delay_func)(100); |
| 5450 | } else { |
| 5451 | /* |
| 5452 | * We'll need to use the SW defined pins to shift the write |
| 5453 | * command out to the PHY. We first send a preamble to the |
| 5454 | * PHY to signal the beginning of the MII instruction. This |
| 5455 | * is done by sending 32 consecutive "1" bits. |
| 5456 | */ |
| 5457 | em_shift_out_mdi_bits(hw, PHY_PREAMBLE0xFFFFFFFF, PHY_PREAMBLE_SIZE32); |
| 5458 | /* |
| 5459 | * Now combine the remaining required fields that will |
| 5460 | * indicate a write operation. We use this method instead of |
| 5461 | * calling the em_shift_out_mdi_bits routine for each field |
| 5462 | * in the command. The format of a MII write instruction is |
| 5463 | * as follows: <Preamble><SOF><Op Code><Phy Addr><Reg |
| 5464 | * Addr><Turnaround><Data>. |
| 5465 | */ |
| 5466 | mdic = ((PHY_TURNAROUND0x02) | (reg_addr << 2) | |
| 5467 | (hw->phy_addr << 7) | (PHY_OP_WRITE0x01 << 12) | |
| 5468 | (PHY_SOF0x01 << 14)); |
| 5469 | mdic <<= 16; |
| 5470 | mdic |= (uint32_t) phy_data; |
| 5471 | |
| 5472 | em_shift_out_mdi_bits(hw, mdic, 32); |
| 5473 | } |
| 5474 | |
| 5475 | return E1000_SUCCESS0; |
| 5476 | } |
| 5477 | |
| 5478 | STATIC int32_t |
| 5479 | em_read_kmrn_reg(struct em_hw *hw, uint32_t reg_addr, uint16_t *data) |
| 5480 | { |
| 5481 | uint32_t reg_val; |
| 5482 | DEBUGFUNC("em_read_kmrn_reg");; |
| 5483 | |
| 5484 | if (em_swfw_sync_acquire(hw, hw->swfw)) |
| 5485 | return -E1000_ERR_SWFW_SYNC13; |
| 5486 | |
| 5487 | /* Write register address */ |
| 5488 | reg_val = ((reg_addr << E1000_KUMCTRLSTA_OFFSET_SHIFT16) & |
| 5489 | E1000_KUMCTRLSTA_OFFSET0x001F0000) | |
| 5490 | E1000_KUMCTRLSTA_REN0x00200000; |
| 5491 | |
| 5492 | E1000_WRITE_REG(hw, KUMCTRLSTA, reg_val)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00034 : em_translate_82542_register (0x00034))), (reg_val))); |
| 5493 | usec_delay(2)(*delay_func)(2); |
| 5494 | |
| 5495 | /* Read the data returned */ |
| 5496 | reg_val = E1000_READ_REG(hw, KUMCTRLSTA)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00034 : em_translate_82542_register (0x00034))))); |
| 5497 | *data = (uint16_t) reg_val; |
| 5498 | |
| 5499 | em_swfw_sync_release(hw, hw->swfw); |
| 5500 | return E1000_SUCCESS0; |
| 5501 | } |
| 5502 | |
| 5503 | STATIC int32_t |
| 5504 | em_write_kmrn_reg(struct em_hw *hw, uint32_t reg_addr, uint16_t data) |
| 5505 | { |
| 5506 | uint32_t reg_val; |
| 5507 | DEBUGFUNC("em_write_kmrn_reg");; |
| 5508 | |
| 5509 | if (em_swfw_sync_acquire(hw, hw->swfw)) |
| 5510 | return -E1000_ERR_SWFW_SYNC13; |
| 5511 | |
| 5512 | reg_val = ((reg_addr << E1000_KUMCTRLSTA_OFFSET_SHIFT16) & |
| 5513 | E1000_KUMCTRLSTA_OFFSET0x001F0000) | data; |
| 5514 | |
| 5515 | E1000_WRITE_REG(hw, KUMCTRLSTA, reg_val)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00034 : em_translate_82542_register (0x00034))), (reg_val))); |
| 5516 | usec_delay(2)(*delay_func)(2); |
| 5517 | |
| 5518 | em_swfw_sync_release(hw, hw->swfw); |
| 5519 | return E1000_SUCCESS0; |
| 5520 | } |
| 5521 | |
| 5522 | /** |
| 5523 | * em_sgmii_uses_mdio_82575 - Determine if I2C pins are for external MDIO |
| 5524 | * @hw: pointer to the HW structure |
| 5525 | * |
| 5526 | * Called to determine if the I2C pins are being used for I2C or as an |
| 5527 | * external MDIO interface since the two options are mutually exclusive. |
| 5528 | **/ |
| 5529 | int em_sgmii_uses_mdio_82575(struct em_hw *hw) |
| 5530 | { |
| 5531 | uint32_t reg = 0; |
| 5532 | int ext_mdio = 0; |
| 5533 | |
| 5534 | DEBUGFUNC("em_sgmii_uses_mdio_82575");; |
| 5535 | |
| 5536 | switch (hw->mac_type) { |
| 5537 | case em_82575: |
| 5538 | case em_82576: |
| 5539 | reg = E1000_READ_REG(hw, MDIC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00020 : em_translate_82542_register (0x00020))))); |
| 5540 | ext_mdio = !!(reg & E1000_MDIC_DEST0x80000000); |
| 5541 | break; |
| 5542 | case em_82580: |
| 5543 | case em_i350: |
| 5544 | case em_i210: |
| 5545 | reg = E1000_READ_REG(hw, MDICNFG)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00E04 : em_translate_82542_register (0x00E04))))); |
| 5546 | ext_mdio = !!(reg & E1000_MDICNFG_EXT_MDIO0x80000000); |
| 5547 | break; |
| 5548 | default: |
| 5549 | break; |
| 5550 | } |
| 5551 | return ext_mdio; |
| 5552 | } |
| 5553 | |
| 5554 | /** |
| 5555 | * em_read_phy_reg_i2c - Read PHY register using i2c |
| 5556 | * @hw: pointer to the HW structure |
| 5557 | * @offset: register offset to be read |
| 5558 | * @data: pointer to the read data |
| 5559 | * |
| 5560 | * Reads the PHY register at offset using the i2c interface and stores the |
| 5561 | * retrieved information in data. |
| 5562 | **/ |
| 5563 | int32_t em_read_phy_reg_i2c(struct em_hw *hw, uint32_t offset, uint16_t *data) |
| 5564 | { |
| 5565 | uint32_t i, i2ccmd = 0; |
| 5566 | |
| 5567 | DEBUGFUNC("em_read_phy_reg_i2c");; |
| 5568 | |
| 5569 | /* Set up Op-code, Phy Address, and register address in the I2CCMD |
| 5570 | * register. The MAC will take care of interfacing with the |
| 5571 | * PHY to retrieve the desired data. |
| 5572 | */ |
| 5573 | i2ccmd = ((offset << E1000_I2CCMD_REG_ADDR_SHIFT16) | |
| 5574 | (hw->phy_addr << E1000_I2CCMD_PHY_ADDR_SHIFT24) | |
| 5575 | (E1000_I2CCMD_OPCODE_READ0x08000000)); |
| 5576 | |
| 5577 | E1000_WRITE_REG(hw, I2CCMD, i2ccmd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x01028 : em_translate_82542_register (0x01028))), (i2ccmd))); |
| 5578 | |
| 5579 | /* Poll the ready bit to see if the I2C read completed */ |
| 5580 | for (i = 0; i < E1000_I2CCMD_PHY_TIMEOUT200; i++) { |
| 5581 | usec_delay(50)(*delay_func)(50); |
| 5582 | i2ccmd = E1000_READ_REG(hw, I2CCMD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x01028 : em_translate_82542_register (0x01028))))); |
| 5583 | if (i2ccmd & E1000_I2CCMD_READY0x20000000) |
| 5584 | break; |
| 5585 | } |
| 5586 | if (!(i2ccmd & E1000_I2CCMD_READY0x20000000)) { |
| 5587 | DEBUGOUT("I2CCMD Read did not complete\n"); |
| 5588 | return -E1000_ERR_PHY2; |
| 5589 | } |
| 5590 | if (i2ccmd & E1000_I2CCMD_ERROR0x80000000) { |
| 5591 | DEBUGOUT("I2CCMD Error bit set\n"); |
| 5592 | return -E1000_ERR_PHY2; |
| 5593 | } |
| 5594 | |
| 5595 | /* Need to byte-swap the 16-bit value. */ |
| 5596 | *data = ((i2ccmd >> 8) & 0x00FF) | ((i2ccmd << 8) & 0xFF00); |
| 5597 | |
| 5598 | return E1000_SUCCESS0; |
| 5599 | } |
| 5600 | |
| 5601 | /** |
| 5602 | * em_write_phy_reg_i2c - Write PHY register using i2c |
| 5603 | * @hw: pointer to the HW structure |
| 5604 | * @offset: register offset to write to |
| 5605 | * @data: data to write at register offset |
| 5606 | * |
| 5607 | * Writes the data to PHY register at the offset using the i2c interface. |
| 5608 | **/ |
| 5609 | int32_t em_write_phy_reg_i2c(struct em_hw *hw, uint32_t offset, uint16_t data) |
| 5610 | { |
| 5611 | uint32_t i, i2ccmd = 0; |
| 5612 | uint16_t phy_data_swapped; |
| 5613 | |
| 5614 | DEBUGFUNC("em_write_phy_reg_i2c");; |
| 5615 | |
| 5616 | /* Prevent overwriting SFP I2C EEPROM which is at A0 address.*/ |
| 5617 | if ((hw->phy_addr == 0) || (hw->phy_addr > 7)) { |
| 5618 | DEBUGOUT1("PHY I2C Address %d is out of range.\n", |
| 5619 | hw->phy_addr); |
| 5620 | return -E1000_ERR_CONFIG3; |
| 5621 | } |
| 5622 | |
| 5623 | /* Swap the data bytes for the I2C interface */ |
| 5624 | phy_data_swapped = ((data >> 8) & 0x00FF) | ((data << 8) & 0xFF00); |
| 5625 | |
| 5626 | /* Set up Op-code, Phy Address, and register address in the I2CCMD |
| 5627 | * register. The MAC will take care of interfacing with the |
| 5628 | * PHY to retrieve the desired data. |
| 5629 | */ |
| 5630 | i2ccmd = ((offset << E1000_I2CCMD_REG_ADDR_SHIFT16) | |
| 5631 | (hw->phy_addr << E1000_I2CCMD_PHY_ADDR_SHIFT24) | |
| 5632 | E1000_I2CCMD_OPCODE_WRITE0x00000000 | |
| 5633 | phy_data_swapped); |
| 5634 | |
| 5635 | E1000_WRITE_REG(hw, I2CCMD, i2ccmd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x01028 : em_translate_82542_register (0x01028))), (i2ccmd))); |
| 5636 | |
| 5637 | /* Poll the ready bit to see if the I2C read completed */ |
| 5638 | for (i = 0; i < E1000_I2CCMD_PHY_TIMEOUT200; i++) { |
| 5639 | usec_delay(50)(*delay_func)(50); |
| 5640 | i2ccmd = E1000_READ_REG(hw, I2CCMD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x01028 : em_translate_82542_register (0x01028))))); |
| 5641 | if (i2ccmd & E1000_I2CCMD_READY0x20000000) |
| 5642 | break; |
| 5643 | } |
| 5644 | if (!(i2ccmd & E1000_I2CCMD_READY0x20000000)) { |
| 5645 | DEBUGOUT("I2CCMD Write did not complete\n"); |
| 5646 | return -E1000_ERR_PHY2; |
| 5647 | } |
| 5648 | if (i2ccmd & E1000_I2CCMD_ERROR0x80000000) { |
| 5649 | DEBUGOUT("I2CCMD Error bit set\n"); |
| 5650 | return -E1000_ERR_PHY2; |
| 5651 | } |
| 5652 | |
| 5653 | return E1000_SUCCESS0; |
| 5654 | } |
| 5655 | |
| 5656 | /** |
| 5657 | * em_read_sfp_data_byte - Reads SFP module data. |
| 5658 | * @hw: pointer to the HW structure |
| 5659 | * @offset: byte location offset to be read |
| 5660 | * @data: read data buffer pointer |
| 5661 | * |
| 5662 | * Reads one byte from SFP module data stored |
| 5663 | * in SFP resided EEPROM memory or SFP diagnostic area. |
| 5664 | * Function should be called with |
| 5665 | * E1000_I2CCMD_SFP_DATA_ADDR(<byte offset>) for SFP module database access |
| 5666 | * E1000_I2CCMD_SFP_DIAG_ADDR(<byte offset>) for SFP diagnostics parameters |
| 5667 | * access |
| 5668 | **/ |
| 5669 | int32_t em_read_sfp_data_byte(struct em_hw *hw, uint16_t offset, uint8_t *data) |
| 5670 | { |
| 5671 | uint32_t i = 0; |
| 5672 | uint32_t i2ccmd = 0; |
| 5673 | uint32_t data_local = 0; |
| 5674 | |
| 5675 | DEBUGFUNC("em_read_sfp_data_byte");; |
| 5676 | |
| 5677 | if (offset > E1000_I2CCMD_SFP_DIAG_ADDR(255)(0x0100 + (255))) { |
| 5678 | DEBUGOUT("I2CCMD command address exceeds upper limit\n"); |
| 5679 | return -E1000_ERR_PHY2; |
| 5680 | } |
| 5681 | |
| 5682 | /* Set up Op-code, EEPROM Address,in the I2CCMD |
| 5683 | * register. The MAC will take care of interfacing with the |
| 5684 | * EEPROM to retrieve the desired data. |
| 5685 | */ |
| 5686 | i2ccmd = ((offset << E1000_I2CCMD_REG_ADDR_SHIFT16) | |
| 5687 | E1000_I2CCMD_OPCODE_READ0x08000000); |
| 5688 | |
| 5689 | E1000_WRITE_REG(hw, I2CCMD, i2ccmd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x01028 : em_translate_82542_register (0x01028))), (i2ccmd))); |
| 5690 | |
| 5691 | /* Poll the ready bit to see if the I2C read completed */ |
| 5692 | for (i = 0; i < E1000_I2CCMD_PHY_TIMEOUT200; i++) { |
| 5693 | usec_delay(50)(*delay_func)(50); |
| 5694 | data_local = E1000_READ_REG(hw, I2CCMD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x01028 : em_translate_82542_register (0x01028))))); |
| 5695 | if (data_local & E1000_I2CCMD_READY0x20000000) |
| 5696 | break; |
| 5697 | } |
| 5698 | if (!(data_local & E1000_I2CCMD_READY0x20000000)) { |
| 5699 | DEBUGOUT("I2CCMD Read did not complete\n"); |
| 5700 | return -E1000_ERR_PHY2; |
| 5701 | } |
| 5702 | if (data_local & E1000_I2CCMD_ERROR0x80000000) { |
| 5703 | DEBUGOUT("I2CCMD Error bit set\n"); |
| 5704 | return -E1000_ERR_PHY2; |
| 5705 | } |
| 5706 | *data = (uint8_t) data_local & 0xFF; |
| 5707 | |
| 5708 | return E1000_SUCCESS0; |
| 5709 | } |
| 5710 | |
| 5711 | /****************************************************************************** |
| 5712 | * Returns the PHY to the power-on reset state |
| 5713 | * |
| 5714 | * hw - Struct containing variables accessed by shared code |
| 5715 | *****************************************************************************/ |
| 5716 | int32_t |
| 5717 | em_phy_hw_reset(struct em_hw *hw) |
| 5718 | { |
| 5719 | uint32_t ctrl, ctrl_ext; |
| 5720 | uint32_t led_ctrl; |
| 5721 | int32_t ret_val; |
| 5722 | DEBUGFUNC("em_phy_hw_reset");; |
| 5723 | /* |
| 5724 | * In the case of the phy reset being blocked, it's not an error, we |
| 5725 | * simply return success without performing the reset. |
| 5726 | */ |
| 5727 | ret_val = em_check_phy_reset_block(hw); |
| 5728 | if (ret_val) |
| 5729 | return E1000_SUCCESS0; |
| 5730 | |
| 5731 | DEBUGOUT("Resetting Phy...\n"); |
| 5732 | |
| 5733 | if (hw->mac_type > em_82543 && hw->mac_type != em_icp_xxxx) { |
| 5734 | if (em_swfw_sync_acquire(hw, hw->swfw)) { |
| 5735 | DEBUGOUT("Unable to acquire swfw sync\n"); |
| 5736 | return -E1000_ERR_SWFW_SYNC13; |
| 5737 | } |
| 5738 | /* |
| 5739 | * Read the device control register and assert the |
| 5740 | * E1000_CTRL_PHY_RST bit. Then, take it out of reset. For |
| 5741 | * pre-em_82571 hardware, we delay for 10ms between the |
| 5742 | * assert and deassert. For em_82571 hardware and later, we |
| 5743 | * instead delay for 50us between and 10ms after the |
| 5744 | * deassertion. |
| 5745 | */ |
| 5746 | ctrl = E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))); |
| 5747 | E1000_WRITE_REG(hw, CTRL, ctrl | E1000_CTRL_PHY_RST)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (ctrl | 0x80000000))); |
| 5748 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 5749 | |
| 5750 | if (hw->mac_type < em_82571) |
| 5751 | msec_delay(10)(*delay_func)(1000*(10)); |
| 5752 | else |
| 5753 | usec_delay(100)(*delay_func)(100); |
| 5754 | |
| 5755 | E1000_WRITE_REG(hw, CTRL, ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (ctrl))); |
| 5756 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 5757 | |
| 5758 | if (hw->mac_type >= em_82571) |
| 5759 | msec_delay_irq(10)(*delay_func)(1000*(10)); |
| 5760 | em_swfw_sync_release(hw, hw->swfw); |
| 5761 | /* |
| 5762 | * the M88E1141_E_PHY_ID might need reset here, but nothing |
| 5763 | * proves it |
| 5764 | */ |
| 5765 | } else { |
| 5766 | /* |
| 5767 | * Read the Extended Device Control Register, assert the |
| 5768 | * PHY_RESET_DIR bit to put the PHY into reset. Then, take it |
| 5769 | * out of reset. |
| 5770 | */ |
| 5771 | ctrl_ext = E1000_READ_REG(hw, CTRL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))))); |
| 5772 | ctrl_ext |= E1000_CTRL_EXT_SDP4_DIR0x00000100; |
| 5773 | ctrl_ext &= ~E1000_CTRL_EXT_SDP4_DATA0x00000010; |
| 5774 | E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (ctrl_ext))); |
| 5775 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 5776 | msec_delay(10)(*delay_func)(1000*(10)); |
| 5777 | ctrl_ext |= E1000_CTRL_EXT_SDP4_DATA0x00000010; |
| 5778 | E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (ctrl_ext))); |
| 5779 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 5780 | } |
| 5781 | usec_delay(150)(*delay_func)(150); |
| 5782 | |
| 5783 | if ((hw->mac_type == em_82541) || (hw->mac_type == em_82547)) { |
| 5784 | /* Configure activity LED after PHY reset */ |
| 5785 | led_ctrl = E1000_READ_REG(hw, LEDCTL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00E00 : em_translate_82542_register (0x00E00))))); |
| 5786 | led_ctrl &= IGP_ACTIVITY_LED_MASK0xFFFFF0FF; |
| 5787 | led_ctrl |= (IGP_ACTIVITY_LED_ENABLE0x0300 | IGP_LED3_MODE0x07000000); |
| 5788 | E1000_WRITE_REG(hw, LEDCTL, led_ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00E00 : em_translate_82542_register (0x00E00))), (led_ctrl))); |
| 5789 | } |
| 5790 | /* Wait for FW to finish PHY configuration. */ |
| 5791 | ret_val = em_get_phy_cfg_done(hw); |
| 5792 | if (ret_val != E1000_SUCCESS0) |
| 5793 | return ret_val; |
| 5794 | em_release_software_semaphore(hw); |
| 5795 | |
| 5796 | if ((hw->mac_type == em_ich8lan) && (hw->phy_type == em_phy_igp_3)) |
| 5797 | ret_val = em_init_lcd_from_nvm(hw); |
| 5798 | |
| 5799 | return ret_val; |
| 5800 | } |
| 5801 | |
| 5802 | /***************************************************************************** |
| 5803 | * SW-based LCD Configuration. |
| 5804 | * SW will configure Gbe Disable and LPLU based on the NVM. The four bits are |
| 5805 | * collectively called OEM bits. The OEM Write Enable bit and SW Config bit |
| 5806 | * in NVM determines whether HW should configure LPLU and Gbe Disable. |
| 5807 | *****************************************************************************/ |
| 5808 | int32_t |
| 5809 | em_oem_bits_config_pchlan(struct em_hw *hw, boolean_t d0_state) |
| 5810 | { |
| 5811 | int32_t ret_val = E1000_SUCCESS0; |
| 5812 | uint32_t mac_reg; |
| 5813 | uint16_t oem_reg; |
| 5814 | uint16_t swfw = E1000_SWFW_PHY0_SM0x0002; |
| 5815 | |
| 5816 | if (hw->mac_type < em_pchlan) |
| 5817 | return ret_val; |
| 5818 | |
| 5819 | ret_val = em_swfw_sync_acquire(hw, swfw); |
| 5820 | if (ret_val) |
| 5821 | return ret_val; |
| 5822 | |
| 5823 | if (hw->mac_type == em_pchlan) { |
| 5824 | mac_reg = E1000_READ_REG(hw, EXTCNF_CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F00 : em_translate_82542_register (0x00F00))))); |
| 5825 | if (mac_reg & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE0x00000008) |
| 5826 | goto out; |
| 5827 | } |
| 5828 | |
| 5829 | mac_reg = E1000_READ_REG(hw, FEXTNVM)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00028 : em_translate_82542_register (0x00028))))); |
| 5830 | if (!(mac_reg & FEXTNVM_SW_CONFIG_ICH8M(1 << 27))) |
| 5831 | goto out; |
| 5832 | |
| 5833 | mac_reg = E1000_READ_REG(hw, PHY_CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F10 : em_translate_82542_register (0x00F10))))); |
| 5834 | |
| 5835 | ret_val = em_read_phy_reg(hw, HV_OEM_BITS(((768) << 5) | ((25) & 0x1F)), &oem_reg); |
| 5836 | if (ret_val) |
| 5837 | goto out; |
| 5838 | |
| 5839 | oem_reg &= ~(HV_OEM_BITS_GBE_DIS0x0040 | HV_OEM_BITS_LPLU0x0004); |
| 5840 | |
| 5841 | if (d0_state) { |
| 5842 | if (mac_reg & E1000_PHY_CTRL_GBE_DISABLE0x00000040) |
| 5843 | oem_reg |= HV_OEM_BITS_GBE_DIS0x0040; |
| 5844 | |
| 5845 | if (mac_reg & E1000_PHY_CTRL_D0A_LPLU0x00000002) |
| 5846 | oem_reg |= HV_OEM_BITS_LPLU0x0004; |
| 5847 | /* Restart auto-neg to activate the bits */ |
| 5848 | if (!em_check_phy_reset_block(hw)) |
| 5849 | oem_reg |= HV_OEM_BITS_RESTART_AN0x0400; |
| 5850 | |
| 5851 | } else { |
| 5852 | if (mac_reg & (E1000_PHY_CTRL_GBE_DISABLE0x00000040 | |
| 5853 | E1000_PHY_CTRL_NOND0A_GBE_DISABLE0x00000008)) |
| 5854 | oem_reg |= HV_OEM_BITS_GBE_DIS0x0040; |
| 5855 | |
| 5856 | if (mac_reg & (E1000_PHY_CTRL_D0A_LPLU0x00000002 | |
| 5857 | E1000_PHY_CTRL_NOND0A_LPLU0x00000004)) |
| 5858 | oem_reg |= HV_OEM_BITS_LPLU0x0004; |
| 5859 | } |
| 5860 | |
| 5861 | ret_val = em_write_phy_reg(hw, HV_OEM_BITS(((768) << 5) | ((25) & 0x1F)), oem_reg); |
| 5862 | |
| 5863 | out: |
| 5864 | em_swfw_sync_release(hw, swfw); |
| 5865 | |
| 5866 | return ret_val; |
| 5867 | } |
| 5868 | |
| 5869 | |
| 5870 | /****************************************************************************** |
| 5871 | * Resets the PHY |
| 5872 | * |
| 5873 | * hw - Struct containing variables accessed by shared code |
| 5874 | * |
| 5875 | * Sets bit 15 of the MII Control register |
| 5876 | *****************************************************************************/ |
| 5877 | int32_t |
| 5878 | em_phy_reset(struct em_hw *hw) |
| 5879 | { |
| 5880 | int32_t ret_val; |
| 5881 | uint16_t phy_data; |
| 5882 | DEBUGFUNC("em_phy_reset");; |
| 5883 | /* |
| 5884 | * In the case of the phy reset being blocked, it's not an error, we |
| 5885 | * simply return success without performing the reset. |
| 5886 | */ |
| 5887 | ret_val = em_check_phy_reset_block(hw); |
| 5888 | if (ret_val) |
| 5889 | return E1000_SUCCESS0; |
| 5890 | |
| 5891 | switch (hw->phy_type) { |
| 5892 | case em_phy_igp: |
| 5893 | case em_phy_igp_2: |
| 5894 | case em_phy_igp_3: |
| 5895 | case em_phy_ife: |
| 5896 | ret_val = em_phy_hw_reset(hw); |
| 5897 | if (ret_val) |
| 5898 | return ret_val; |
| 5899 | break; |
| 5900 | default: |
| 5901 | ret_val = em_read_phy_reg(hw, PHY_CTRL0x00, &phy_data); |
| 5902 | if (ret_val) |
| 5903 | return ret_val; |
| 5904 | |
| 5905 | phy_data |= MII_CR_RESET0x8000; |
| 5906 | ret_val = em_write_phy_reg(hw, PHY_CTRL0x00, phy_data); |
| 5907 | if (ret_val) |
| 5908 | return ret_val; |
| 5909 | |
| 5910 | usec_delay(1)(*delay_func)(1); |
| 5911 | break; |
| 5912 | } |
| 5913 | |
| 5914 | /* Allow time for h/w to get to a quiescent state after reset */ |
| 5915 | msec_delay(10)(*delay_func)(1000*(10)); |
| 5916 | |
| 5917 | if (hw->phy_type == em_phy_igp || hw->phy_type == em_phy_igp_2) |
| 5918 | em_phy_init_script(hw); |
| 5919 | |
| 5920 | if (hw->mac_type == em_pchlan) { |
| 5921 | ret_val = em_hv_phy_workarounds_ich8lan(hw); |
| 5922 | if (ret_val) |
| 5923 | return ret_val; |
| 5924 | } else if (hw->mac_type == em_pch2lan) { |
| 5925 | ret_val = em_lv_phy_workarounds_ich8lan(hw); |
| 5926 | if (ret_val) |
| 5927 | return ret_val; |
| 5928 | } |
| 5929 | |
| 5930 | if (hw->mac_type >= em_pchlan) { |
| 5931 | ret_val = em_oem_bits_config_pchlan(hw, TRUE1); |
| 5932 | if (ret_val) |
| 5933 | return ret_val; |
| 5934 | } |
| 5935 | |
| 5936 | /* Ungate automatic PHY configuration on non-managed 82579 */ |
| 5937 | if ((hw->mac_type == em_pch2lan) && |
| 5938 | !(E1000_READ_REG(hw, FWSM)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B54 : em_translate_82542_register (0x05B54))))) & E1000_FWSM_FW_VALID0x00008000)) { |
| 5939 | msec_delay(10)(*delay_func)(1000*(10)); |
| 5940 | em_gate_hw_phy_config_ich8lan(hw, FALSE0); |
| 5941 | } |
| 5942 | |
| 5943 | if (hw->phy_id == M88E1512_E_PHY_ID0x01410DD0) { |
| 5944 | ret_val = em_initialize_M88E1512_phy(hw); |
| 5945 | if (ret_val) |
| 5946 | return ret_val; |
| 5947 | } |
| 5948 | |
| 5949 | return E1000_SUCCESS0; |
| 5950 | } |
| 5951 | |
| 5952 | /****************************************************************************** |
| 5953 | * Work-around for 82566 Kumeran PCS lock loss: |
| 5954 | * On link status change (i.e. PCI reset, speed change) and link is up and |
| 5955 | * speed is gigabit- |
| 5956 | * 0) if workaround is optionally disabled do nothing |
| 5957 | * 1) wait 1ms for Kumeran link to come up |
| 5958 | * 2) check Kumeran Diagnostic register PCS lock loss bit |
| 5959 | * 3) if not set the link is locked (all is good), otherwise... |
| 5960 | * 4) reset the PHY |
| 5961 | * 5) repeat up to 10 times |
| 5962 | * Note: this is only called for IGP3 copper when speed is 1gb. |
| 5963 | * |
| 5964 | * hw - struct containing variables accessed by shared code |
| 5965 | *****************************************************************************/ |
| 5966 | STATIC int32_t |
| 5967 | em_kumeran_lock_loss_workaround(struct em_hw *hw) |
| 5968 | { |
| 5969 | int32_t ret_val; |
| 5970 | int32_t reg; |
| 5971 | int32_t cnt; |
| 5972 | uint16_t phy_data; |
| 5973 | if (hw->kmrn_lock_loss_workaround_disabled) |
| 5974 | return E1000_SUCCESS0; |
| 5975 | /* |
| 5976 | * Make sure link is up before proceeding. If not just return. |
| 5977 | * Attempting this while link is negotiating fouled up link stability |
| 5978 | */ |
| 5979 | ret_val = em_read_phy_reg(hw, PHY_STATUS0x01, &phy_data); |
Value stored to 'ret_val' is never read | |
| 5980 | ret_val = em_read_phy_reg(hw, PHY_STATUS0x01, &phy_data); |
| 5981 | |
| 5982 | if (phy_data & MII_SR_LINK_STATUS0x0004) { |
| 5983 | for (cnt = 0; cnt < 10; cnt++) { |
| 5984 | /* read once to clear */ |
| 5985 | ret_val = em_read_phy_reg(hw, IGP3_KMRN_DIAG(((770) << 5) | ((19) & 0x1F)), |
| 5986 | &phy_data); |
| 5987 | if (ret_val) |
| 5988 | return ret_val; |
| 5989 | /* and again to get new status */ |
| 5990 | ret_val = em_read_phy_reg(hw, IGP3_KMRN_DIAG(((770) << 5) | ((19) & 0x1F)), &phy_data); |
| 5991 | if (ret_val) |
| 5992 | return ret_val; |
| 5993 | |
| 5994 | /* check for PCS lock */ |
| 5995 | if (!(phy_data & IGP3_KMRN_DIAG_PCS_LOCK_LOSS0x0002)) |
| 5996 | return E1000_SUCCESS0; |
| 5997 | |
| 5998 | /* Issue PHY reset */ |
| 5999 | em_phy_hw_reset(hw); |
| 6000 | msec_delay_irq(5)(*delay_func)(1000*(5)); |
| 6001 | } |
| 6002 | /* Disable GigE link negotiation */ |
| 6003 | reg = E1000_READ_REG(hw, PHY_CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F10 : em_translate_82542_register (0x00F10))))); |
| 6004 | E1000_WRITE_REG(hw, PHY_CTRL, reg | E1000_PHY_CTRL_GBE_DISABLE((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F10 : em_translate_82542_register (0x00F10))), (reg | 0x00000040 | 0x00000008))) |
| 6005 | | E1000_PHY_CTRL_NOND0A_GBE_DISABLE)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F10 : em_translate_82542_register (0x00F10))), (reg | 0x00000040 | 0x00000008))); |
| 6006 | |
| 6007 | /* unable to acquire PCS lock */ |
| 6008 | return E1000_ERR_PHY2; |
| 6009 | } |
| 6010 | return E1000_SUCCESS0; |
| 6011 | } |
| 6012 | |
| 6013 | /****************************************************************************** |
| 6014 | * Reads and matches the expected PHY address for known PHY IDs |
| 6015 | * |
| 6016 | * hw - Struct containing variables accessed by shared code |
| 6017 | *****************************************************************************/ |
| 6018 | STATIC int32_t |
| 6019 | em_match_gig_phy(struct em_hw *hw) |
| 6020 | { |
| 6021 | int32_t phy_init_status, ret_val; |
| 6022 | uint16_t phy_id_high, phy_id_low; |
| 6023 | boolean_t match = FALSE0; |
| 6024 | DEBUGFUNC("em_match_gig_phy");; |
| 6025 | |
| 6026 | ret_val = em_read_phy_reg(hw, PHY_ID10x02, &phy_id_high); |
| 6027 | if (ret_val) |
| 6028 | return ret_val; |
| 6029 | |
| 6030 | hw->phy_id = (uint32_t) (phy_id_high << 16); |
| 6031 | usec_delay(20)(*delay_func)(20); |
| 6032 | ret_val = em_read_phy_reg(hw, PHY_ID20x03, &phy_id_low); |
| 6033 | if (ret_val) |
| 6034 | return ret_val; |
| 6035 | |
| 6036 | hw->phy_id |= (uint32_t) (phy_id_low & PHY_REVISION_MASK0xFFFFFFF0); |
| 6037 | hw->phy_revision = (uint32_t) phy_id_low & ~PHY_REVISION_MASK0xFFFFFFF0; |
| 6038 | |
| 6039 | switch (hw->mac_type) { |
| 6040 | case em_82543: |
| 6041 | if (hw->phy_id == M88E1000_E_PHY_ID0x01410C50) |
| 6042 | match = TRUE1; |
| 6043 | break; |
| 6044 | case em_82544: |
| 6045 | if (hw->phy_id == M88E1000_I_PHY_ID0x01410C30) |
| 6046 | match = TRUE1; |
| 6047 | break; |
| 6048 | case em_82540: |
| 6049 | case em_82545: |
| 6050 | case em_82545_rev_3: |
| 6051 | case em_82546: |
| 6052 | case em_82546_rev_3: |
| 6053 | if (hw->phy_id == M88E1011_I_PHY_ID0x01410C20) |
| 6054 | match = TRUE1; |
| 6055 | break; |
| 6056 | case em_82541: |
| 6057 | case em_82541_rev_2: |
| 6058 | case em_82547: |
| 6059 | case em_82547_rev_2: |
| 6060 | if (hw->phy_id == IGP01E1000_I_PHY_ID0x02A80380) |
| 6061 | match = TRUE1; |
| 6062 | break; |
| 6063 | case em_82573: |
| 6064 | if (hw->phy_id == M88E1111_I_PHY_ID0x01410CC0) |
| 6065 | match = TRUE1; |
| 6066 | break; |
| 6067 | case em_82574: |
| 6068 | if (hw->phy_id == BME1000_E_PHY_ID0x01410CB0) |
| 6069 | match = TRUE1; |
| 6070 | break; |
| 6071 | case em_82575: |
| 6072 | case em_82576: |
| 6073 | if (hw->phy_id == M88E1000_E_PHY_ID0x01410C50) |
| 6074 | match = TRUE1; |
| 6075 | if (hw->phy_id == IGP01E1000_I_PHY_ID0x02A80380) |
| 6076 | match = TRUE1; |
| 6077 | if (hw->phy_id == IGP03E1000_E_PHY_ID0x02A80390) |
| 6078 | match = TRUE1; |
| 6079 | break; |
| 6080 | case em_82580: |
| 6081 | case em_i210: |
| 6082 | case em_i350: |
| 6083 | if (hw->phy_id == I82580_I_PHY_ID0x015403A0 || |
| 6084 | hw->phy_id == I210_I_PHY_ID0x01410C00 || |
| 6085 | hw->phy_id == I347AT4_E_PHY_ID0x01410DC0 || |
| 6086 | hw->phy_id == I350_I_PHY_ID0x015403B0 || |
| 6087 | hw->phy_id == M88E1111_I_PHY_ID0x01410CC0 || |
| 6088 | hw->phy_id == M88E1112_E_PHY_ID0x01410C90 || |
| 6089 | hw->phy_id == M88E1543_E_PHY_ID0x01410EA0 || |
| 6090 | hw->phy_id == M88E1512_E_PHY_ID0x01410DD0) { |
| 6091 | uint32_t mdic; |
| 6092 | |
| 6093 | mdic = EM_READ_REG(hw, E1000_MDICNFG)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (0x00E04))); |
| 6094 | if (mdic & E1000_MDICNFG_EXT_MDIO0x80000000) { |
| 6095 | mdic &= E1000_MDICNFG_PHY_MASK0x03E00000; |
| 6096 | hw->phy_addr = mdic >> E1000_MDICNFG_PHY_SHIFT21; |
| 6097 | DEBUGOUT1("MDICNFG PHY ADDR %d", |
| 6098 | mdic >> E1000_MDICNFG_PHY_SHIFT); |
| 6099 | } |
| 6100 | match = TRUE1; |
| 6101 | } |
| 6102 | break; |
| 6103 | case em_80003es2lan: |
| 6104 | if (hw->phy_id == GG82563_E_PHY_ID0x01410CA0) |
| 6105 | match = TRUE1; |
| 6106 | break; |
| 6107 | case em_ich8lan: |
| 6108 | case em_ich9lan: |
| 6109 | case em_ich10lan: |
| 6110 | case em_pchlan: |
| 6111 | case em_pch2lan: |
| 6112 | if (hw->phy_id == IGP03E1000_E_PHY_ID0x02A80390) |
| 6113 | match = TRUE1; |
| 6114 | if (hw->phy_id == IFE_E_PHY_ID0x02A80330) |
| 6115 | match = TRUE1; |
| 6116 | if (hw->phy_id == IFE_PLUS_E_PHY_ID0x02A80320) |
| 6117 | match = TRUE1; |
| 6118 | if (hw->phy_id == IFE_C_E_PHY_ID0x02A80310) |
| 6119 | match = TRUE1; |
| 6120 | if (hw->phy_id == BME1000_E_PHY_ID0x01410CB0) |
| 6121 | match = TRUE1; |
| 6122 | if (hw->phy_id == I82577_E_PHY_ID0x01540050) |
| 6123 | match = TRUE1; |
| 6124 | if (hw->phy_id == I82578_E_PHY_ID0x004DD040) |
| 6125 | match = TRUE1; |
| 6126 | if (hw->phy_id == I82579_E_PHY_ID0x01540090) |
| 6127 | match = TRUE1; |
| 6128 | break; |
| 6129 | case em_pch_lpt: |
| 6130 | case em_pch_spt: |
| 6131 | case em_pch_cnp: |
| 6132 | case em_pch_tgp: |
| 6133 | case em_pch_adp: |
| 6134 | if (hw->phy_id == I217_E_PHY_ID0x015400A0) |
| 6135 | match = TRUE1; |
| 6136 | break; |
| 6137 | case em_icp_xxxx: |
| 6138 | if (hw->phy_id == M88E1141_E_PHY_ID0x01410CD0) |
| 6139 | match = TRUE1; |
| 6140 | if (hw->phy_id == RTL8211_E_PHY_ID0x001CC912) |
| 6141 | match = TRUE1; |
| 6142 | break; |
| 6143 | default: |
| 6144 | DEBUGOUT1("Invalid MAC type %d\n", hw->mac_type); |
| 6145 | return -E1000_ERR_CONFIG3; |
| 6146 | } |
| 6147 | phy_init_status = em_set_phy_type(hw); |
| 6148 | |
| 6149 | if ((match) && (phy_init_status == E1000_SUCCESS0)) { |
| 6150 | DEBUGOUT1("PHY ID 0x%X detected\n", hw->phy_id); |
| 6151 | return E1000_SUCCESS0; |
| 6152 | } |
| 6153 | DEBUGOUT1("Invalid PHY ID 0x%X\n", hw->phy_id); |
| 6154 | return -E1000_ERR_PHY2; |
| 6155 | } |
| 6156 | |
| 6157 | /****************************************************************************** |
| 6158 | * Probes the expected PHY address for known PHY IDs |
| 6159 | * |
| 6160 | * hw - Struct containing variables accessed by shared code |
| 6161 | *****************************************************************************/ |
| 6162 | STATIC int32_t |
| 6163 | em_detect_gig_phy(struct em_hw *hw) |
| 6164 | { |
| 6165 | int32_t ret_val, i; |
| 6166 | DEBUGFUNC("em_detect_gig_phy");; |
| 6167 | |
| 6168 | if (hw->phy_id != 0) |
| 6169 | return E1000_SUCCESS0; |
| 6170 | |
| 6171 | /* default phy address, most phys reside here, but not all (ICH10) */ |
| 6172 | if (hw->mac_type != em_icp_xxxx) |
| 6173 | hw->phy_addr = 1; |
| 6174 | else |
| 6175 | hw->phy_addr = 0; /* There is a phy at phy_addr 0 on EP80579 */ |
| 6176 | |
| 6177 | /* |
| 6178 | * The 82571 firmware may still be configuring the PHY. In this |
| 6179 | * case, we cannot access the PHY until the configuration is done. |
| 6180 | * So we explicitly set the PHY values. |
| 6181 | */ |
| 6182 | if (hw->mac_type == em_82571 || |
| 6183 | hw->mac_type == em_82572) { |
| 6184 | hw->phy_id = IGP01E1000_I_PHY_ID0x02A80380; |
| 6185 | hw->phy_type = em_phy_igp_2; |
| 6186 | return E1000_SUCCESS0; |
| 6187 | } |
| 6188 | |
| 6189 | /* |
| 6190 | * Some of the fiber cards dont have a phy, so we must exit cleanly |
| 6191 | * here |
| 6192 | */ |
| 6193 | if ((hw->media_type == em_media_type_fiber) && |
| 6194 | (hw->mac_type == em_82542_rev2_0 || |
| 6195 | hw->mac_type == em_82542_rev2_1 || |
| 6196 | hw->mac_type == em_82543 || |
| 6197 | hw->mac_type == em_82573 || |
| 6198 | hw->mac_type == em_82574 || |
| 6199 | hw->mac_type == em_80003es2lan)) { |
| 6200 | hw->phy_type = em_phy_undefined; |
| 6201 | return E1000_SUCCESS0; |
| 6202 | } |
| 6203 | |
| 6204 | if ((hw->media_type == em_media_type_internal_serdes || |
| 6205 | hw->media_type == em_media_type_fiber) && |
| 6206 | hw->mac_type >= em_82575) { |
| 6207 | hw->phy_type = em_phy_undefined; |
| 6208 | return E1000_SUCCESS0; |
| 6209 | } |
| 6210 | |
| 6211 | /* |
| 6212 | * Up to 82543 (incl), we need reset the phy, or it might not get |
| 6213 | * detected |
| 6214 | */ |
| 6215 | if (hw->mac_type <= em_82543) { |
| 6216 | ret_val = em_phy_hw_reset(hw); |
| 6217 | if (ret_val) |
| 6218 | return ret_val; |
| 6219 | } |
| 6220 | /* |
| 6221 | * ESB-2 PHY reads require em_phy_gg82563 to be set because of a |
| 6222 | * work- around that forces PHY page 0 to be set or the reads fail. |
| 6223 | * The rest of the code in this routine uses em_read_phy_reg to read |
| 6224 | * the PHY ID. So for ESB-2 we need to have this set so our reads |
| 6225 | * won't fail. If the attached PHY is not a em_phy_gg82563, the |
| 6226 | * routines below will figure this out as well. |
| 6227 | */ |
| 6228 | if (hw->mac_type == em_80003es2lan) |
| 6229 | hw->phy_type = em_phy_gg82563; |
| 6230 | |
| 6231 | /* Power on SGMII phy if it is disabled */ |
| 6232 | if (hw->mac_type == em_82580 || hw->mac_type == em_i210 || |
| 6233 | hw->mac_type == em_i350) { |
| 6234 | uint32_t ctrl_ext = EM_READ_REG(hw, E1000_CTRL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (0x00018))); |
| 6235 | EM_WRITE_REG(hw, E1000_CTRL_EXT,((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (0x00018), (ctrl_ext & ~0x00000080))) |
| 6236 | ctrl_ext & ~E1000_CTRL_EXT_SDP3_DATA)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (0x00018), (ctrl_ext & ~0x00000080))); |
| 6237 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 6238 | msec_delay(300)(*delay_func)(1000*(300)); |
| 6239 | } |
| 6240 | |
| 6241 | /* Read the PHY ID Registers to identify which PHY is onboard. */ |
| 6242 | for (i = 1; i < 8; i++) { |
| 6243 | /* |
| 6244 | * hw->phy_addr may be modified down in the call stack, |
| 6245 | * we can't use it as loop variable. |
| 6246 | */ |
| 6247 | hw->phy_addr = i; |
| 6248 | ret_val = em_match_gig_phy(hw); |
| 6249 | if (ret_val == E1000_SUCCESS0) |
| 6250 | return E1000_SUCCESS0; |
| 6251 | } |
| 6252 | return -E1000_ERR_PHY2; |
| 6253 | } |
| 6254 | |
| 6255 | /****************************************************************************** |
| 6256 | * Resets the PHY's DSP |
| 6257 | * |
| 6258 | * hw - Struct containing variables accessed by shared code |
| 6259 | *****************************************************************************/ |
| 6260 | static int32_t |
| 6261 | em_phy_reset_dsp(struct em_hw *hw) |
| 6262 | { |
| 6263 | int32_t ret_val; |
| 6264 | DEBUGFUNC("em_phy_reset_dsp");; |
| 6265 | |
| 6266 | do { |
| 6267 | if (hw->phy_type != em_phy_gg82563) { |
| 6268 | ret_val = em_write_phy_reg(hw, 29, 0x001d); |
| 6269 | if (ret_val) |
| 6270 | break; |
| 6271 | } |
| 6272 | ret_val = em_write_phy_reg(hw, 30, 0x00c1); |
| 6273 | if (ret_val) |
| 6274 | break; |
| 6275 | ret_val = em_write_phy_reg(hw, 30, 0x0000); |
| 6276 | if (ret_val) |
| 6277 | break; |
| 6278 | ret_val = E1000_SUCCESS0; |
| 6279 | } while (0); |
| 6280 | |
| 6281 | return ret_val; |
| 6282 | } |
| 6283 | |
| 6284 | /****************************************************************************** |
| 6285 | * Sets up eeprom variables in the hw struct. Must be called after mac_type |
| 6286 | * is configured. Additionally, if this is ICH8, the flash controller GbE |
| 6287 | * registers must be mapped, or this will crash. |
| 6288 | * |
| 6289 | * hw - Struct containing variables accessed by shared code |
| 6290 | *****************************************************************************/ |
| 6291 | int32_t |
| 6292 | em_init_eeprom_params(struct em_hw *hw) |
| 6293 | { |
| 6294 | struct em_eeprom_info *eeprom = &hw->eeprom; |
| 6295 | uint32_t eecd = E1000_READ_REG(hw, EECD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))))); |
| 6296 | int32_t ret_val = E1000_SUCCESS0; |
| 6297 | uint16_t eeprom_size; |
| 6298 | DEBUGFUNC("em_init_eeprom_params");; |
| 6299 | |
| 6300 | switch (hw->mac_type) { |
| 6301 | case em_82542_rev2_0: |
| 6302 | case em_82542_rev2_1: |
| 6303 | case em_82543: |
| 6304 | case em_82544: |
| 6305 | eeprom->type = em_eeprom_microwire; |
| 6306 | eeprom->word_size = 64; |
| 6307 | eeprom->opcode_bits = 3; |
| 6308 | eeprom->address_bits = 6; |
| 6309 | eeprom->delay_usec = 50; |
| 6310 | eeprom->use_eerd = FALSE0; |
| 6311 | eeprom->use_eewr = FALSE0; |
| 6312 | break; |
| 6313 | case em_82540: |
| 6314 | case em_82545: |
| 6315 | case em_82545_rev_3: |
| 6316 | case em_icp_xxxx: |
| 6317 | case em_82546: |
| 6318 | case em_82546_rev_3: |
| 6319 | eeprom->type = em_eeprom_microwire; |
| 6320 | eeprom->opcode_bits = 3; |
| 6321 | eeprom->delay_usec = 50; |
| 6322 | if (eecd & E1000_EECD_SIZE0x00000200) { |
| 6323 | eeprom->word_size = 256; |
| 6324 | eeprom->address_bits = 8; |
| 6325 | } else { |
| 6326 | eeprom->word_size = 64; |
| 6327 | eeprom->address_bits = 6; |
| 6328 | } |
| 6329 | eeprom->use_eerd = FALSE0; |
| 6330 | eeprom->use_eewr = FALSE0; |
| 6331 | break; |
| 6332 | case em_82541: |
| 6333 | case em_82541_rev_2: |
| 6334 | case em_82547: |
| 6335 | case em_82547_rev_2: |
| 6336 | if (eecd & E1000_EECD_TYPE0x00002000) { |
| 6337 | eeprom->type = em_eeprom_spi; |
| 6338 | eeprom->opcode_bits = 8; |
| 6339 | eeprom->delay_usec = 1; |
| 6340 | if (eecd & E1000_EECD_ADDR_BITS0x00000400) { |
| 6341 | eeprom->page_size = 32; |
| 6342 | eeprom->address_bits = 16; |
| 6343 | } else { |
| 6344 | eeprom->page_size = 8; |
| 6345 | eeprom->address_bits = 8; |
| 6346 | } |
| 6347 | } else { |
| 6348 | eeprom->type = em_eeprom_microwire; |
| 6349 | eeprom->opcode_bits = 3; |
| 6350 | eeprom->delay_usec = 50; |
| 6351 | if (eecd & E1000_EECD_ADDR_BITS0x00000400) { |
| 6352 | eeprom->word_size = 256; |
| 6353 | eeprom->address_bits = 8; |
| 6354 | } else { |
| 6355 | eeprom->word_size = 64; |
| 6356 | eeprom->address_bits = 6; |
| 6357 | } |
| 6358 | } |
| 6359 | eeprom->use_eerd = FALSE0; |
| 6360 | eeprom->use_eewr = FALSE0; |
| 6361 | break; |
| 6362 | case em_82571: |
| 6363 | case em_82572: |
| 6364 | eeprom->type = em_eeprom_spi; |
| 6365 | eeprom->opcode_bits = 8; |
| 6366 | eeprom->delay_usec = 1; |
| 6367 | if (eecd & E1000_EECD_ADDR_BITS0x00000400) { |
| 6368 | eeprom->page_size = 32; |
| 6369 | eeprom->address_bits = 16; |
| 6370 | } else { |
| 6371 | eeprom->page_size = 8; |
| 6372 | eeprom->address_bits = 8; |
| 6373 | } |
| 6374 | eeprom->use_eerd = FALSE0; |
| 6375 | eeprom->use_eewr = FALSE0; |
| 6376 | break; |
| 6377 | case em_82573: |
| 6378 | case em_82574: |
| 6379 | case em_82575: |
| 6380 | case em_82576: |
| 6381 | case em_82580: |
| 6382 | case em_i210: |
| 6383 | case em_i350: |
| 6384 | eeprom->type = em_eeprom_spi; |
| 6385 | eeprom->opcode_bits = 8; |
| 6386 | eeprom->delay_usec = 1; |
| 6387 | if (eecd & E1000_EECD_ADDR_BITS0x00000400) { |
| 6388 | eeprom->page_size = 32; |
| 6389 | eeprom->address_bits = 16; |
| 6390 | } else { |
| 6391 | eeprom->page_size = 8; |
| 6392 | eeprom->address_bits = 8; |
| 6393 | } |
| 6394 | eeprom->use_eerd = TRUE1; |
| 6395 | eeprom->use_eewr = TRUE1; |
| 6396 | if (em_is_onboard_nvm_eeprom(hw) == FALSE0) { |
| 6397 | eeprom->type = em_eeprom_flash; |
| 6398 | eeprom->word_size = 2048; |
| 6399 | /* |
| 6400 | * Ensure that the Autonomous FLASH update bit is |
| 6401 | * cleared due to Flash update issue on parts which |
| 6402 | * use a FLASH for NVM. |
| 6403 | */ |
| 6404 | eecd &= ~E1000_EECD_AUPDEN0x00100000; |
| 6405 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6406 | } |
| 6407 | if (em_get_flash_presence_i210(hw) == FALSE0) { |
| 6408 | eeprom->type = em_eeprom_invm; |
| 6409 | eeprom->word_size = INVM_SIZE64; |
| 6410 | eeprom->use_eerd = FALSE0; |
| 6411 | eeprom->use_eewr = FALSE0; |
| 6412 | } |
| 6413 | break; |
| 6414 | case em_80003es2lan: |
| 6415 | eeprom->type = em_eeprom_spi; |
| 6416 | eeprom->opcode_bits = 8; |
| 6417 | eeprom->delay_usec = 1; |
| 6418 | if (eecd & E1000_EECD_ADDR_BITS0x00000400) { |
| 6419 | eeprom->page_size = 32; |
| 6420 | eeprom->address_bits = 16; |
| 6421 | } else { |
| 6422 | eeprom->page_size = 8; |
| 6423 | eeprom->address_bits = 8; |
| 6424 | } |
| 6425 | eeprom->use_eerd = TRUE1; |
| 6426 | eeprom->use_eewr = FALSE0; |
| 6427 | break; |
| 6428 | case em_ich8lan: |
| 6429 | case em_ich9lan: |
| 6430 | case em_ich10lan: |
| 6431 | case em_pchlan: |
| 6432 | case em_pch2lan: |
| 6433 | case em_pch_lpt: |
| 6434 | { |
| 6435 | int32_t i = 0; |
| 6436 | uint32_t flash_size = |
| 6437 | E1000_READ_ICH_FLASH_REG(hw, ICH_FLASH_GFPREG)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0000 ))); |
| 6438 | eeprom->type = em_eeprom_ich8; |
| 6439 | eeprom->use_eerd = FALSE0; |
| 6440 | eeprom->use_eewr = FALSE0; |
| 6441 | eeprom->word_size = E1000_SHADOW_RAM_WORDS2048; |
| 6442 | /* |
| 6443 | * Zero the shadow RAM structure. But don't load it |
| 6444 | * from NVM so as to save time for driver init |
| 6445 | */ |
| 6446 | if (hw->eeprom_shadow_ram != NULL((void *)0)) { |
| 6447 | for (i = 0; i < E1000_SHADOW_RAM_WORDS2048; i++) { |
| 6448 | hw->eeprom_shadow_ram[i].modified = |
| 6449 | FALSE0; |
| 6450 | hw->eeprom_shadow_ram[i].eeprom_word = |
| 6451 | 0xFFFF; |
| 6452 | } |
| 6453 | } |
| 6454 | hw->flash_base_addr = (flash_size & |
| 6455 | ICH_GFPREG_BASE_MASK0x1FFF) * ICH_FLASH_SECTOR_SIZE4096; |
| 6456 | |
| 6457 | hw->flash_bank_size = ((flash_size >> 16) & |
| 6458 | ICH_GFPREG_BASE_MASK0x1FFF) + 1; |
| 6459 | hw->flash_bank_size -= (flash_size & |
| 6460 | ICH_GFPREG_BASE_MASK0x1FFF); |
| 6461 | |
| 6462 | hw->flash_bank_size *= ICH_FLASH_SECTOR_SIZE4096; |
| 6463 | |
| 6464 | hw->flash_bank_size /= 2 * sizeof(uint16_t); |
| 6465 | |
| 6466 | break; |
| 6467 | } |
| 6468 | case em_pch_spt: |
| 6469 | case em_pch_cnp: |
| 6470 | case em_pch_tgp: |
| 6471 | case em_pch_adp: |
| 6472 | { |
| 6473 | int32_t i = 0; |
| 6474 | uint32_t flash_size = EM_READ_REG(hw, 0xc /* STRAP */)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (0xc))); |
| 6475 | |
| 6476 | eeprom->type = em_eeprom_ich8; |
| 6477 | eeprom->use_eerd = FALSE0; |
| 6478 | eeprom->use_eewr = FALSE0; |
| 6479 | eeprom->word_size = E1000_SHADOW_RAM_WORDS2048; |
| 6480 | /* |
| 6481 | * Zero the shadow RAM structure. But don't load it |
| 6482 | * from NVM so as to save time for driver init |
| 6483 | */ |
| 6484 | if (hw->eeprom_shadow_ram != NULL((void *)0)) { |
| 6485 | for (i = 0; i < E1000_SHADOW_RAM_WORDS2048; i++) { |
| 6486 | hw->eeprom_shadow_ram[i].modified = |
| 6487 | FALSE0; |
| 6488 | hw->eeprom_shadow_ram[i].eeprom_word = |
| 6489 | 0xFFFF; |
| 6490 | } |
| 6491 | } |
| 6492 | hw->flash_base_addr = 0; |
| 6493 | flash_size = ((flash_size >> 1) & 0x1f) + 1; |
| 6494 | flash_size *= 4096; |
| 6495 | hw->flash_bank_size = flash_size / 4; |
| 6496 | } |
| 6497 | break; |
| 6498 | default: |
| 6499 | break; |
| 6500 | } |
| 6501 | |
| 6502 | if (eeprom->type == em_eeprom_spi) { |
| 6503 | /* |
| 6504 | * eeprom_size will be an enum [0..8] that maps to eeprom |
| 6505 | * sizes 128B to 32KB (incremented by powers of 2). |
| 6506 | */ |
| 6507 | if (hw->mac_type <= em_82547_rev_2) { |
| 6508 | /* Set to default value for initial eeprom read. */ |
| 6509 | eeprom->word_size = 64; |
| 6510 | ret_val = em_read_eeprom(hw, EEPROM_CFG0x0012, 1, |
| 6511 | &eeprom_size); |
| 6512 | if (ret_val) |
| 6513 | return ret_val; |
| 6514 | eeprom_size = (eeprom_size & EEPROM_SIZE_MASK0x1C00) >> |
| 6515 | EEPROM_SIZE_SHIFT10; |
| 6516 | /* |
| 6517 | * 256B eeprom size was not supported in earlier |
| 6518 | * hardware, so we bump eeprom_size up one to ensure |
| 6519 | * that "1" (which maps to 256B) is never the result |
| 6520 | * used in the shifting logic below. |
| 6521 | */ |
| 6522 | if (eeprom_size) |
| 6523 | eeprom_size++; |
| 6524 | } else { |
| 6525 | eeprom_size = (uint16_t) ( |
| 6526 | (eecd & E1000_EECD_SIZE_EX_MASK0x00007800) >> |
| 6527 | E1000_EECD_SIZE_EX_SHIFT11); |
| 6528 | } |
| 6529 | |
| 6530 | /* EEPROM access above 16k is unsupported */ |
| 6531 | if (eeprom_size + EEPROM_WORD_SIZE_SHIFT6 > |
| 6532 | EEPROM_WORD_SIZE_SHIFT_MAX14) { |
| 6533 | eeprom->word_size = 1 << EEPROM_WORD_SIZE_SHIFT_MAX14; |
| 6534 | } else { |
| 6535 | eeprom->word_size = 1 << |
| 6536 | (eeprom_size + EEPROM_WORD_SIZE_SHIFT6); |
| 6537 | } |
| 6538 | } |
| 6539 | return ret_val; |
| 6540 | } |
| 6541 | |
| 6542 | /****************************************************************************** |
| 6543 | * Raises the EEPROM's clock input. |
| 6544 | * |
| 6545 | * hw - Struct containing variables accessed by shared code |
| 6546 | * eecd - EECD's current value |
| 6547 | *****************************************************************************/ |
| 6548 | static void |
| 6549 | em_raise_ee_clk(struct em_hw *hw, uint32_t *eecd) |
| 6550 | { |
| 6551 | /* |
| 6552 | * Raise the clock input to the EEPROM (by setting the SK bit), and |
| 6553 | * then wait <delay> microseconds. |
| 6554 | */ |
| 6555 | *eecd = *eecd | E1000_EECD_SK0x00000001; |
| 6556 | E1000_WRITE_REG(hw, EECD, *eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (*eecd))); |
| 6557 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 6558 | usec_delay(hw->eeprom.delay_usec)(*delay_func)(hw->eeprom.delay_usec); |
| 6559 | } |
| 6560 | |
| 6561 | /****************************************************************************** |
| 6562 | * Lowers the EEPROM's clock input. |
| 6563 | * |
| 6564 | * hw - Struct containing variables accessed by shared code |
| 6565 | * eecd - EECD's current value |
| 6566 | *****************************************************************************/ |
| 6567 | static void |
| 6568 | em_lower_ee_clk(struct em_hw *hw, uint32_t *eecd) |
| 6569 | { |
| 6570 | /* |
| 6571 | * Lower the clock input to the EEPROM (by clearing the SK bit), and |
| 6572 | * then wait 50 microseconds. |
| 6573 | */ |
| 6574 | *eecd = *eecd & ~E1000_EECD_SK0x00000001; |
| 6575 | E1000_WRITE_REG(hw, EECD, *eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (*eecd))); |
| 6576 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 6577 | usec_delay(hw->eeprom.delay_usec)(*delay_func)(hw->eeprom.delay_usec); |
| 6578 | } |
| 6579 | |
| 6580 | /****************************************************************************** |
| 6581 | * Shift data bits out to the EEPROM. |
| 6582 | * |
| 6583 | * hw - Struct containing variables accessed by shared code |
| 6584 | * data - data to send to the EEPROM |
| 6585 | * count - number of bits to shift out |
| 6586 | *****************************************************************************/ |
| 6587 | static void |
| 6588 | em_shift_out_ee_bits(struct em_hw *hw, uint16_t data, uint16_t count) |
| 6589 | { |
| 6590 | struct em_eeprom_info *eeprom = &hw->eeprom; |
| 6591 | uint32_t eecd; |
| 6592 | uint32_t mask; |
| 6593 | /* |
| 6594 | * We need to shift "count" bits out to the EEPROM. So, value in the |
| 6595 | * "data" parameter will be shifted out to the EEPROM one bit at a |
| 6596 | * time. In order to do this, "data" must be broken down into bits. |
| 6597 | */ |
| 6598 | mask = 0x01 << (count - 1); |
| 6599 | eecd = E1000_READ_REG(hw, EECD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))))); |
| 6600 | if (eeprom->type == em_eeprom_microwire) { |
| 6601 | eecd &= ~E1000_EECD_DO0x00000008; |
| 6602 | } else if (eeprom->type == em_eeprom_spi) { |
| 6603 | eecd |= E1000_EECD_DO0x00000008; |
| 6604 | } |
| 6605 | do { |
| 6606 | /* |
| 6607 | * A "1" is shifted out to the EEPROM by setting bit "DI" to |
| 6608 | * a "1", and then raising and then lowering the clock (the |
| 6609 | * SK bit controls the clock input to the EEPROM). A "0" is |
| 6610 | * shifted out to the EEPROM by setting "DI" to "0" and then |
| 6611 | * raising and then lowering the clock. |
| 6612 | */ |
| 6613 | eecd &= ~E1000_EECD_DI0x00000004; |
| 6614 | |
| 6615 | if (data & mask) |
| 6616 | eecd |= E1000_EECD_DI0x00000004; |
| 6617 | |
| 6618 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6619 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 6620 | |
| 6621 | usec_delay(eeprom->delay_usec)(*delay_func)(eeprom->delay_usec); |
| 6622 | |
| 6623 | em_raise_ee_clk(hw, &eecd); |
| 6624 | em_lower_ee_clk(hw, &eecd); |
| 6625 | |
| 6626 | mask = mask >> 1; |
| 6627 | |
| 6628 | } while (mask); |
| 6629 | |
| 6630 | /* We leave the "DI" bit set to "0" when we leave this routine. */ |
| 6631 | eecd &= ~E1000_EECD_DI0x00000004; |
| 6632 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6633 | } |
| 6634 | |
| 6635 | /****************************************************************************** |
| 6636 | * Shift data bits in from the EEPROM |
| 6637 | * |
| 6638 | * hw - Struct containing variables accessed by shared code |
| 6639 | *****************************************************************************/ |
| 6640 | static uint16_t |
| 6641 | em_shift_in_ee_bits(struct em_hw *hw, uint16_t count) |
| 6642 | { |
| 6643 | uint32_t eecd; |
| 6644 | uint32_t i; |
| 6645 | uint16_t data; |
| 6646 | /* |
| 6647 | * In order to read a register from the EEPROM, we need to shift |
| 6648 | * 'count' bits in from the EEPROM. Bits are "shifted in" by raising |
| 6649 | * the clock input to the EEPROM (setting the SK bit), and then |
| 6650 | * reading the value of the "DO" bit. During this "shifting in" |
| 6651 | * process the "DI" bit should always be clear. |
| 6652 | */ |
| 6653 | |
| 6654 | eecd = E1000_READ_REG(hw, EECD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))))); |
| 6655 | |
| 6656 | eecd &= ~(E1000_EECD_DO0x00000008 | E1000_EECD_DI0x00000004); |
| 6657 | data = 0; |
| 6658 | |
| 6659 | for (i = 0; i < count; i++) { |
| 6660 | data = data << 1; |
| 6661 | em_raise_ee_clk(hw, &eecd); |
| 6662 | |
| 6663 | eecd = E1000_READ_REG(hw, EECD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))))); |
| 6664 | |
| 6665 | eecd &= ~(E1000_EECD_DI0x00000004); |
| 6666 | if (eecd & E1000_EECD_DO0x00000008) |
| 6667 | data |= 1; |
| 6668 | |
| 6669 | em_lower_ee_clk(hw, &eecd); |
| 6670 | } |
| 6671 | |
| 6672 | return data; |
| 6673 | } |
| 6674 | /****************************************************************************** |
| 6675 | * Prepares EEPROM for access |
| 6676 | * |
| 6677 | * hw - Struct containing variables accessed by shared code |
| 6678 | * |
| 6679 | * Lowers EEPROM clock. Clears input pin. Sets the chip select pin. This |
| 6680 | * function should be called before issuing a command to the EEPROM. |
| 6681 | *****************************************************************************/ |
| 6682 | static int32_t |
| 6683 | em_acquire_eeprom(struct em_hw *hw) |
| 6684 | { |
| 6685 | struct em_eeprom_info *eeprom = &hw->eeprom; |
| 6686 | uint32_t eecd, i = 0; |
| 6687 | DEBUGFUNC("em_acquire_eeprom");; |
| 6688 | |
| 6689 | if (em_swfw_sync_acquire(hw, E1000_SWFW_EEP_SM0x0001)) |
| 6690 | return -E1000_ERR_SWFW_SYNC13; |
| 6691 | eecd = E1000_READ_REG(hw, EECD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))))); |
| 6692 | |
| 6693 | if ((hw->mac_type != em_82573) && (hw->mac_type != em_82574)) { |
| 6694 | /* Request EEPROM Access */ |
| 6695 | if (hw->mac_type > em_82544) { |
| 6696 | eecd |= E1000_EECD_REQ0x00000040; |
| 6697 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6698 | eecd = E1000_READ_REG(hw, EECD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))))); |
| 6699 | while ((!(eecd & E1000_EECD_GNT0x00000080)) && |
| 6700 | (i < E1000_EEPROM_GRANT_ATTEMPTS1000)) { |
| 6701 | i++; |
| 6702 | usec_delay(5)(*delay_func)(5); |
| 6703 | eecd = E1000_READ_REG(hw, EECD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))))); |
| 6704 | } |
| 6705 | if (!(eecd & E1000_EECD_GNT0x00000080)) { |
| 6706 | eecd &= ~E1000_EECD_REQ0x00000040; |
| 6707 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6708 | DEBUGOUT("Could not acquire EEPROM grant\n"); |
| 6709 | em_swfw_sync_release(hw, E1000_SWFW_EEP_SM0x0001); |
| 6710 | return -E1000_ERR_EEPROM1; |
| 6711 | } |
| 6712 | } |
| 6713 | } |
| 6714 | |
| 6715 | /* Setup EEPROM for Read/Write */ |
| 6716 | if (eeprom->type == em_eeprom_microwire) { |
| 6717 | /* Clear SK and DI */ |
| 6718 | eecd &= ~(E1000_EECD_DI0x00000004 | E1000_EECD_SK0x00000001); |
| 6719 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6720 | |
| 6721 | /* Set CS */ |
| 6722 | eecd |= E1000_EECD_CS0x00000002; |
| 6723 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6724 | } else if (eeprom->type == em_eeprom_spi) { |
| 6725 | /* Clear SK and CS */ |
| 6726 | eecd &= ~(E1000_EECD_CS0x00000002 | E1000_EECD_SK0x00000001); |
| 6727 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6728 | usec_delay(1)(*delay_func)(1); |
| 6729 | } |
| 6730 | return E1000_SUCCESS0; |
| 6731 | } |
| 6732 | |
| 6733 | /****************************************************************************** |
| 6734 | * Returns EEPROM to a "standby" state |
| 6735 | * |
| 6736 | * hw - Struct containing variables accessed by shared code |
| 6737 | *****************************************************************************/ |
| 6738 | static void |
| 6739 | em_standby_eeprom(struct em_hw *hw) |
| 6740 | { |
| 6741 | struct em_eeprom_info *eeprom = &hw->eeprom; |
| 6742 | uint32_t eecd; |
| 6743 | eecd = E1000_READ_REG(hw, EECD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))))); |
| 6744 | |
| 6745 | if (eeprom->type == em_eeprom_microwire) { |
| 6746 | eecd &= ~(E1000_EECD_CS0x00000002 | E1000_EECD_SK0x00000001); |
| 6747 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6748 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 6749 | usec_delay(eeprom->delay_usec)(*delay_func)(eeprom->delay_usec); |
| 6750 | |
| 6751 | /* Clock high */ |
| 6752 | eecd |= E1000_EECD_SK0x00000001; |
| 6753 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6754 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 6755 | usec_delay(eeprom->delay_usec)(*delay_func)(eeprom->delay_usec); |
| 6756 | |
| 6757 | /* Select EEPROM */ |
| 6758 | eecd |= E1000_EECD_CS0x00000002; |
| 6759 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6760 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 6761 | usec_delay(eeprom->delay_usec)(*delay_func)(eeprom->delay_usec); |
| 6762 | |
| 6763 | /* Clock low */ |
| 6764 | eecd &= ~E1000_EECD_SK0x00000001; |
| 6765 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6766 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 6767 | usec_delay(eeprom->delay_usec)(*delay_func)(eeprom->delay_usec); |
| 6768 | } else if (eeprom->type == em_eeprom_spi) { |
| 6769 | /* Toggle CS to flush commands */ |
| 6770 | eecd |= E1000_EECD_CS0x00000002; |
| 6771 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6772 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 6773 | usec_delay(eeprom->delay_usec)(*delay_func)(eeprom->delay_usec); |
| 6774 | eecd &= ~E1000_EECD_CS0x00000002; |
| 6775 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6776 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 6777 | usec_delay(eeprom->delay_usec)(*delay_func)(eeprom->delay_usec); |
| 6778 | } |
| 6779 | } |
| 6780 | |
| 6781 | /****************************************************************************** |
| 6782 | * Terminates a command by inverting the EEPROM's chip select pin |
| 6783 | * |
| 6784 | * hw - Struct containing variables accessed by shared code |
| 6785 | *****************************************************************************/ |
| 6786 | static void |
| 6787 | em_release_eeprom(struct em_hw *hw) |
| 6788 | { |
| 6789 | uint32_t eecd; |
| 6790 | DEBUGFUNC("em_release_eeprom");; |
| 6791 | |
| 6792 | eecd = E1000_READ_REG(hw, EECD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))))); |
| 6793 | |
| 6794 | if (hw->eeprom.type == em_eeprom_spi) { |
| 6795 | eecd |= E1000_EECD_CS0x00000002; /* Pull CS high */ |
| 6796 | eecd &= ~E1000_EECD_SK0x00000001; /* Lower SCK */ |
| 6797 | |
| 6798 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6799 | |
| 6800 | usec_delay(hw->eeprom.delay_usec)(*delay_func)(hw->eeprom.delay_usec); |
| 6801 | } else if (hw->eeprom.type == em_eeprom_microwire) { |
| 6802 | /* cleanup eeprom */ |
| 6803 | |
| 6804 | /* CS on Microwire is active-high */ |
| 6805 | eecd &= ~(E1000_EECD_CS0x00000002 | E1000_EECD_DI0x00000004); |
| 6806 | |
| 6807 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6808 | |
| 6809 | /* Rising edge of clock */ |
| 6810 | eecd |= E1000_EECD_SK0x00000001; |
| 6811 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6812 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 6813 | usec_delay(hw->eeprom.delay_usec)(*delay_func)(hw->eeprom.delay_usec); |
| 6814 | |
| 6815 | /* Falling edge of clock */ |
| 6816 | eecd &= ~E1000_EECD_SK0x00000001; |
| 6817 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6818 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 6819 | usec_delay(hw->eeprom.delay_usec)(*delay_func)(hw->eeprom.delay_usec); |
| 6820 | } |
| 6821 | /* Stop requesting EEPROM access */ |
| 6822 | if (hw->mac_type > em_82544) { |
| 6823 | eecd &= ~E1000_EECD_REQ0x00000040; |
| 6824 | E1000_WRITE_REG(hw, EECD, eecd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd))); |
| 6825 | } |
| 6826 | em_swfw_sync_release(hw, E1000_SWFW_EEP_SM0x0001); |
| 6827 | } |
| 6828 | |
| 6829 | /****************************************************************************** |
| 6830 | * Reads a 16 bit word from the EEPROM. |
| 6831 | * |
| 6832 | * hw - Struct containing variables accessed by shared code |
| 6833 | *****************************************************************************/ |
| 6834 | STATIC int32_t |
| 6835 | em_spi_eeprom_ready(struct em_hw *hw) |
| 6836 | { |
| 6837 | uint16_t retry_count = 0; |
| 6838 | uint8_t spi_stat_reg; |
| 6839 | DEBUGFUNC("em_spi_eeprom_ready");; |
| 6840 | /* |
| 6841 | * Read "Status Register" repeatedly until the LSB is cleared. The |
| 6842 | * EEPROM will signal that the command has been completed by clearing |
| 6843 | * bit 0 of the internal status register. If it's not cleared within |
| 6844 | * 5 milliseconds, then error out. |
| 6845 | */ |
| 6846 | retry_count = 0; |
| 6847 | do { |
| 6848 | em_shift_out_ee_bits(hw, EEPROM_RDSR_OPCODE_SPI0x05, |
| 6849 | hw->eeprom.opcode_bits); |
| 6850 | spi_stat_reg = (uint8_t) em_shift_in_ee_bits(hw, 8); |
| 6851 | if (!(spi_stat_reg & EEPROM_STATUS_RDY_SPI0x01)) |
| 6852 | break; |
| 6853 | |
| 6854 | usec_delay(5)(*delay_func)(5); |
| 6855 | retry_count += 5; |
| 6856 | |
| 6857 | em_standby_eeprom(hw); |
| 6858 | } while (retry_count < EEPROM_MAX_RETRY_SPI5000); |
| 6859 | /* |
| 6860 | * ATMEL SPI write time could vary from 0-20mSec on 3.3V devices (and |
| 6861 | * only 0-5mSec on 5V devices) |
| 6862 | */ |
| 6863 | if (retry_count >= EEPROM_MAX_RETRY_SPI5000) { |
| 6864 | DEBUGOUT("SPI EEPROM Status error\n"); |
| 6865 | return -E1000_ERR_EEPROM1; |
| 6866 | } |
| 6867 | return E1000_SUCCESS0; |
| 6868 | } |
| 6869 | |
| 6870 | /****************************************************************************** |
| 6871 | * Reads a 16 bit word from the EEPROM. |
| 6872 | * |
| 6873 | * hw - Struct containing variables accessed by shared code |
| 6874 | * offset - offset of word in the EEPROM to read |
| 6875 | * data - word read from the EEPROM |
| 6876 | * words - number of words to read |
| 6877 | *****************************************************************************/ |
| 6878 | int32_t |
| 6879 | em_read_eeprom(struct em_hw *hw, uint16_t offset, uint16_t words, |
| 6880 | uint16_t *data) |
| 6881 | { |
| 6882 | struct em_eeprom_info *eeprom = &hw->eeprom; |
| 6883 | uint32_t i = 0; |
| 6884 | DEBUGFUNC("em_read_eeprom");; |
| 6885 | |
| 6886 | /* If eeprom is not yet detected, do so now */ |
| 6887 | if (eeprom->word_size == 0) |
| 6888 | em_init_eeprom_params(hw); |
| 6889 | /* |
| 6890 | * A check for invalid values: offset too large, too many words, and |
| 6891 | * not enough words. |
| 6892 | */ |
| 6893 | if ((offset >= eeprom->word_size) || |
| 6894 | (words > eeprom->word_size - offset) || |
| 6895 | (words == 0)) { |
| 6896 | DEBUGOUT2("\"words\" parameter out of bounds. Words = %d," |
| 6897 | " size = %d\n", offset, eeprom->word_size); |
| 6898 | return -E1000_ERR_EEPROM1; |
| 6899 | } |
| 6900 | /* |
| 6901 | * EEPROM's that don't use EERD to read require us to bit-bang the |
| 6902 | * SPI directly. In this case, we need to acquire the EEPROM so that |
| 6903 | * FW or other port software does not interrupt. |
| 6904 | */ |
| 6905 | if (em_is_onboard_nvm_eeprom(hw) == TRUE1 && |
| 6906 | em_get_flash_presence_i210(hw) == TRUE1 && |
| 6907 | hw->eeprom.use_eerd == FALSE0) { |
| 6908 | /* Prepare the EEPROM for bit-bang reading */ |
| 6909 | if (em_acquire_eeprom(hw) != E1000_SUCCESS0) |
| 6910 | return -E1000_ERR_EEPROM1; |
| 6911 | } |
| 6912 | /* Eerd register EEPROM access requires no eeprom acquire/release */ |
| 6913 | if (eeprom->use_eerd == TRUE1) |
| 6914 | return em_read_eeprom_eerd(hw, offset, words, data); |
| 6915 | |
| 6916 | /* ICH EEPROM access is done via the ICH flash controller */ |
| 6917 | if (eeprom->type == em_eeprom_ich8) |
| 6918 | return em_read_eeprom_ich8(hw, offset, words, data); |
| 6919 | |
| 6920 | /* Some i210/i211 have a special OTP chip */ |
| 6921 | if (eeprom->type == em_eeprom_invm) |
| 6922 | return em_read_invm_i210(hw, offset, words, data); |
| 6923 | |
| 6924 | /* |
| 6925 | * Set up the SPI or Microwire EEPROM for bit-bang reading. We have |
| 6926 | * acquired the EEPROM at this point, so any returns should release it |
| 6927 | */ |
| 6928 | if (eeprom->type == em_eeprom_spi) { |
| 6929 | uint16_t word_in; |
| 6930 | uint8_t read_opcode = EEPROM_READ_OPCODE_SPI0x03; |
| 6931 | if (em_spi_eeprom_ready(hw)) { |
| 6932 | em_release_eeprom(hw); |
| 6933 | return -E1000_ERR_EEPROM1; |
| 6934 | } |
| 6935 | em_standby_eeprom(hw); |
| 6936 | /* |
| 6937 | * Some SPI eeproms use the 8th address bit embedded in the |
| 6938 | * opcode |
| 6939 | */ |
| 6940 | if ((eeprom->address_bits == 8) && (offset >= 128)) |
| 6941 | read_opcode |= EEPROM_A8_OPCODE_SPI0x08; |
| 6942 | |
| 6943 | /* Send the READ command (opcode + addr) */ |
| 6944 | em_shift_out_ee_bits(hw, read_opcode, eeprom->opcode_bits); |
| 6945 | em_shift_out_ee_bits(hw, (uint16_t) (offset * 2), |
| 6946 | eeprom->address_bits); |
| 6947 | /* |
| 6948 | * Read the data. The address of the eeprom internally |
| 6949 | * increments with each byte (spi) being read, saving on the |
| 6950 | * overhead of eeprom setup and tear-down. The address |
| 6951 | * counter will roll over if reading beyond the size of the |
| 6952 | * eeprom, thus allowing the entire memory to be read |
| 6953 | * starting from any offset. |
| 6954 | */ |
| 6955 | for (i = 0; i < words; i++) { |
| 6956 | word_in = em_shift_in_ee_bits(hw, 16); |
| 6957 | data[i] = (word_in >> 8) | (word_in << 8); |
| 6958 | } |
| 6959 | } else if (eeprom->type == em_eeprom_microwire) { |
| 6960 | for (i = 0; i < words; i++) { |
| 6961 | /* Send the READ command (opcode + addr) */ |
| 6962 | em_shift_out_ee_bits(hw, EEPROM_READ_OPCODE_MICROWIRE0x6, |
| 6963 | eeprom->opcode_bits); |
| 6964 | em_shift_out_ee_bits(hw, (uint16_t) (offset + i), |
| 6965 | eeprom->address_bits); |
| 6966 | /* |
| 6967 | * Read the data. For microwire, each word requires |
| 6968 | * the overhead of eeprom setup and tear-down. |
| 6969 | */ |
| 6970 | data[i] = em_shift_in_ee_bits(hw, 16); |
| 6971 | em_standby_eeprom(hw); |
| 6972 | } |
| 6973 | } |
| 6974 | /* End this read operation */ |
| 6975 | em_release_eeprom(hw); |
| 6976 | |
| 6977 | return E1000_SUCCESS0; |
| 6978 | } |
| 6979 | |
| 6980 | /****************************************************************************** |
| 6981 | * Reads a 16 bit word from the EEPROM using the EERD register. |
| 6982 | * |
| 6983 | * hw - Struct containing variables accessed by shared code |
| 6984 | * offset - offset of word in the EEPROM to read |
| 6985 | * data - word read from the EEPROM |
| 6986 | * words - number of words to read |
| 6987 | *****************************************************************************/ |
| 6988 | STATIC int32_t |
| 6989 | em_read_eeprom_eerd(struct em_hw *hw, uint16_t offset, uint16_t words, |
| 6990 | uint16_t *data) |
| 6991 | { |
| 6992 | uint32_t i, eerd = 0; |
| 6993 | int32_t error = 0; |
| 6994 | for (i = 0; i < words; i++) { |
| 6995 | eerd = ((offset + i) << E1000_EEPROM_RW_ADDR_SHIFT2) + |
| 6996 | E1000_EEPROM_RW_REG_START1; |
| 6997 | |
| 6998 | E1000_WRITE_REG(hw, EERD, eerd)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00014 : em_translate_82542_register (0x00014))), (eerd))); |
| 6999 | error = em_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_READ0); |
| 7000 | |
| 7001 | if (error) { |
| 7002 | break; |
| 7003 | } |
| 7004 | data[i] = (E1000_READ_REG(hw, EERD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00014 : em_translate_82542_register (0x00014))))) >> |
| 7005 | E1000_EEPROM_RW_REG_DATA16); |
| 7006 | |
| 7007 | } |
| 7008 | |
| 7009 | return error; |
| 7010 | } |
| 7011 | |
| 7012 | /****************************************************************************** |
| 7013 | * Writes a 16 bit word from the EEPROM using the EEWR register. |
| 7014 | * |
| 7015 | * hw - Struct containing variables accessed by shared code |
| 7016 | * offset - offset of word in the EEPROM to read |
| 7017 | * data - word read from the EEPROM |
| 7018 | * words - number of words to read |
| 7019 | *****************************************************************************/ |
| 7020 | STATIC int32_t |
| 7021 | em_write_eeprom_eewr(struct em_hw *hw, uint16_t offset, uint16_t words, |
| 7022 | uint16_t *data) |
| 7023 | { |
| 7024 | uint32_t register_value = 0; |
| 7025 | uint32_t i = 0; |
| 7026 | int32_t error = 0; |
| 7027 | if (em_swfw_sync_acquire(hw, E1000_SWFW_EEP_SM0x0001)) |
| 7028 | return -E1000_ERR_SWFW_SYNC13; |
| 7029 | |
| 7030 | for (i = 0; i < words; i++) { |
| 7031 | register_value = (data[i] << E1000_EEPROM_RW_REG_DATA16) | |
| 7032 | ((offset + i) << E1000_EEPROM_RW_ADDR_SHIFT2) | |
| 7033 | E1000_EEPROM_RW_REG_START1; |
| 7034 | |
| 7035 | error = em_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_WRITE1); |
| 7036 | if (error) { |
| 7037 | break; |
| 7038 | } |
| 7039 | E1000_WRITE_REG(hw, EEWR, register_value)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x0102C : em_translate_82542_register (0x0102C))), (register_value))); |
| 7040 | |
| 7041 | error = em_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_WRITE1); |
| 7042 | |
| 7043 | if (error) { |
| 7044 | break; |
| 7045 | } |
| 7046 | } |
| 7047 | |
| 7048 | em_swfw_sync_release(hw, E1000_SWFW_EEP_SM0x0001); |
| 7049 | return error; |
| 7050 | } |
| 7051 | |
| 7052 | /****************************************************************************** |
| 7053 | * Polls the status bit (bit 1) of the EERD to determine when the read is done. |
| 7054 | * |
| 7055 | * hw - Struct containing variables accessed by shared code |
| 7056 | *****************************************************************************/ |
| 7057 | STATIC int32_t |
| 7058 | em_poll_eerd_eewr_done(struct em_hw *hw, int eerd) |
| 7059 | { |
| 7060 | uint32_t attempts = 100000; |
| 7061 | uint32_t i, reg = 0; |
| 7062 | int32_t done = E1000_ERR_EEPROM1; |
| 7063 | for (i = 0; i < attempts; i++) { |
| 7064 | if (eerd == E1000_EEPROM_POLL_READ0) |
| 7065 | reg = E1000_READ_REG(hw, EERD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00014 : em_translate_82542_register (0x00014))))); |
| 7066 | else |
| 7067 | reg = E1000_READ_REG(hw, EEWR)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x0102C : em_translate_82542_register (0x0102C))))); |
| 7068 | |
| 7069 | if (reg & E1000_EEPROM_RW_REG_DONE2) { |
| 7070 | done = E1000_SUCCESS0; |
| 7071 | break; |
| 7072 | } |
| 7073 | usec_delay(5)(*delay_func)(5); |
| 7074 | } |
| 7075 | |
| 7076 | return done; |
| 7077 | } |
| 7078 | |
| 7079 | /****************************************************************************** |
| 7080 | * Description: Determines if the onboard NVM is FLASH or EEPROM. |
| 7081 | * |
| 7082 | * hw - Struct containing variables accessed by shared code |
| 7083 | *****************************************************************************/ |
| 7084 | STATIC boolean_t |
| 7085 | em_is_onboard_nvm_eeprom(struct em_hw *hw) |
| 7086 | { |
| 7087 | uint32_t eecd = 0; |
| 7088 | DEBUGFUNC("em_is_onboard_nvm_eeprom");; |
| 7089 | |
| 7090 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) |
| 7091 | return FALSE0; |
| 7092 | |
| 7093 | if ((hw->mac_type == em_82573) || (hw->mac_type == em_82574)) { |
| 7094 | eecd = E1000_READ_REG(hw, EECD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))))); |
| 7095 | |
| 7096 | /* Isolate bits 15 & 16 */ |
| 7097 | eecd = ((eecd >> 15) & 0x03); |
| 7098 | |
| 7099 | /* If both bits are set, device is Flash type */ |
| 7100 | if (eecd == 0x03) { |
| 7101 | return FALSE0; |
| 7102 | } |
| 7103 | } |
| 7104 | return TRUE1; |
| 7105 | } |
| 7106 | |
| 7107 | /****************************************************************************** |
| 7108 | * Check if flash device is detected. |
| 7109 | * |
| 7110 | * hw - Struct containing variables accessed by shared code |
| 7111 | *****************************************************************************/ |
| 7112 | boolean_t |
| 7113 | em_get_flash_presence_i210(struct em_hw *hw) |
| 7114 | { |
| 7115 | uint32_t eecd; |
| 7116 | DEBUGFUNC("em_get_flash_presence_i210");; |
| 7117 | |
| 7118 | if (hw->mac_type != em_i210) |
| 7119 | return TRUE1; |
| 7120 | |
| 7121 | eecd = E1000_READ_REG(hw, EECD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))))); |
| 7122 | |
| 7123 | if (eecd & E1000_EECD_FLUPD0x00080000) |
| 7124 | return TRUE1; |
| 7125 | |
| 7126 | return FALSE0; |
| 7127 | } |
| 7128 | |
| 7129 | /****************************************************************************** |
| 7130 | * Verifies that the EEPROM has a valid checksum |
| 7131 | * |
| 7132 | * hw - Struct containing variables accessed by shared code |
| 7133 | * |
| 7134 | * Reads the first 64 16 bit words of the EEPROM and sums the values read. |
| 7135 | * If the sum of the 64 16 bit words is 0xBABA, the EEPROM's checksum is |
| 7136 | * valid. |
| 7137 | *****************************************************************************/ |
| 7138 | int32_t |
| 7139 | em_validate_eeprom_checksum(struct em_hw *hw) |
| 7140 | { |
| 7141 | uint16_t checksum = 0; |
| 7142 | uint16_t i, eeprom_data; |
| 7143 | uint16_t checksum_reg; |
| 7144 | DEBUGFUNC("em_validate_eeprom_checksum");; |
| 7145 | |
| 7146 | checksum_reg = hw->mac_type != em_icp_xxxx ? |
| 7147 | EEPROM_CHECKSUM_REG0x003F : |
| 7148 | EEPROM_CHECKSUM_REG_ICP_xxxx0x003F; |
| 7149 | |
| 7150 | if (((hw->mac_type == em_82573) || (hw->mac_type == em_82574)) && |
| 7151 | (em_is_onboard_nvm_eeprom(hw) == FALSE0)) { |
| 7152 | /* |
| 7153 | * Check bit 4 of word 10h. If it is 0, firmware is done |
| 7154 | * updating 10h-12h. Checksum may need to be fixed. |
| 7155 | */ |
| 7156 | em_read_eeprom(hw, 0x10, 1, &eeprom_data); |
| 7157 | if ((eeprom_data & 0x10) == 0) { |
| 7158 | /* |
| 7159 | * Read 0x23 and check bit 15. This bit is a 1 when |
| 7160 | * the checksum has already been fixed. If the |
| 7161 | * checksum is still wrong and this bit is a 1, we |
| 7162 | * need to return bad checksum. Otherwise, we need |
| 7163 | * to set this bit to a 1 and update the checksum. |
| 7164 | */ |
| 7165 | em_read_eeprom(hw, 0x23, 1, &eeprom_data); |
| 7166 | if ((eeprom_data & 0x8000) == 0) { |
| 7167 | eeprom_data |= 0x8000; |
| 7168 | em_write_eeprom(hw, 0x23, 1, &eeprom_data); |
| 7169 | em_update_eeprom_checksum(hw); |
| 7170 | } |
| 7171 | } |
| 7172 | } |
| 7173 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 7174 | uint16_t word; |
| 7175 | uint16_t valid_csum_mask; |
| 7176 | |
| 7177 | /* |
| 7178 | * Drivers must allocate the shadow ram structure for the |
| 7179 | * EEPROM checksum to be updated. Otherwise, this bit as |
| 7180 | * well as the checksum must both be set correctly for this |
| 7181 | * validation to pass. |
| 7182 | */ |
| 7183 | switch (hw->mac_type) { |
| 7184 | case em_pch_lpt: |
| 7185 | case em_pch_spt: |
| 7186 | case em_pch_cnp: |
| 7187 | case em_pch_tgp: |
| 7188 | case em_pch_adp: |
| 7189 | word = EEPROM_COMPAT0x0003; |
| 7190 | valid_csum_mask = EEPROM_COMPAT_VALID_CSUM0x0001; |
| 7191 | break; |
| 7192 | default: |
| 7193 | word = EEPROM_FUTURE_INIT_WORD10x0019; |
| 7194 | valid_csum_mask = EEPROM_FUTURE_INIT_WORD1_VALID_CSUM0x0040; |
| 7195 | break; |
| 7196 | } |
| 7197 | em_read_eeprom(hw, word, 1, &eeprom_data); |
| 7198 | if ((eeprom_data & valid_csum_mask) == 0) { |
| 7199 | eeprom_data |= valid_csum_mask; |
| 7200 | em_write_eeprom(hw, word, 1, &eeprom_data); |
| 7201 | em_update_eeprom_checksum(hw); |
| 7202 | } |
| 7203 | } |
| 7204 | for (i = 0; i < (checksum_reg + 1); i++) { |
| 7205 | if (em_read_eeprom(hw, i, 1, &eeprom_data) < 0) { |
| 7206 | DEBUGOUT("EEPROM Read Error\n"); |
| 7207 | return -E1000_ERR_EEPROM1; |
| 7208 | } |
| 7209 | checksum += eeprom_data; |
| 7210 | } |
| 7211 | |
| 7212 | if (checksum == (uint16_t) EEPROM_SUM0xBABA) |
| 7213 | return E1000_SUCCESS0; |
| 7214 | else { |
| 7215 | DEBUGOUT("EEPROM Checksum Invalid\n"); |
| 7216 | return -E1000_ERR_EEPROM1; |
| 7217 | } |
| 7218 | } |
| 7219 | |
| 7220 | /****************************************************************************** |
| 7221 | * Calculates the EEPROM checksum and writes it to the EEPROM |
| 7222 | * |
| 7223 | * hw - Struct containing variables accessed by shared code |
| 7224 | * |
| 7225 | * Sums the first 63 16 bit words of the EEPROM. Subtracts the sum from 0xBABA. |
| 7226 | * Writes the difference to word offset 63 of the EEPROM. |
| 7227 | *****************************************************************************/ |
| 7228 | int32_t |
| 7229 | em_update_eeprom_checksum(struct em_hw *hw) |
| 7230 | { |
| 7231 | uint32_t ctrl_ext; |
| 7232 | uint16_t checksum = 0; |
| 7233 | uint16_t i, eeprom_data; |
| 7234 | DEBUGFUNC("em_update_eeprom_checksum");; |
| 7235 | |
| 7236 | for (i = 0; i < EEPROM_CHECKSUM_REG0x003F; i++) { |
| 7237 | if (em_read_eeprom(hw, i, 1, &eeprom_data) < 0) { |
| 7238 | DEBUGOUT("EEPROM Read Error\n"); |
| 7239 | return -E1000_ERR_EEPROM1; |
| 7240 | } |
| 7241 | checksum += eeprom_data; |
| 7242 | } |
| 7243 | checksum = (uint16_t) EEPROM_SUM0xBABA - checksum; |
| 7244 | if (em_write_eeprom(hw, EEPROM_CHECKSUM_REG0x003F, 1, &checksum) < 0) { |
| 7245 | DEBUGOUT("EEPROM Write Error\n"); |
| 7246 | return -E1000_ERR_EEPROM1; |
| 7247 | } else if (hw->eeprom.type == em_eeprom_flash) { |
| 7248 | em_commit_shadow_ram(hw); |
| 7249 | } else if (hw->eeprom.type == em_eeprom_ich8) { |
| 7250 | em_commit_shadow_ram(hw); |
| 7251 | /* |
| 7252 | * Reload the EEPROM, or else modifications will not appear |
| 7253 | * until after next adapter reset. |
| 7254 | */ |
| 7255 | ctrl_ext = E1000_READ_REG(hw, CTRL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))))); |
| 7256 | ctrl_ext |= E1000_CTRL_EXT_EE_RST0x00002000; |
| 7257 | E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (ctrl_ext))); |
| 7258 | msec_delay(10)(*delay_func)(1000*(10)); |
| 7259 | } |
| 7260 | return E1000_SUCCESS0; |
| 7261 | } |
| 7262 | |
| 7263 | /****************************************************************************** |
| 7264 | * Parent function for writing words to the different EEPROM types. |
| 7265 | * |
| 7266 | * hw - Struct containing variables accessed by shared code |
| 7267 | * offset - offset within the EEPROM to be written to |
| 7268 | * words - number of words to write |
| 7269 | * data - 16 bit word to be written to the EEPROM |
| 7270 | * |
| 7271 | * If em_update_eeprom_checksum is not called after this function, the |
| 7272 | * EEPROM will most likely contain an invalid checksum. |
| 7273 | *****************************************************************************/ |
| 7274 | int32_t |
| 7275 | em_write_eeprom(struct em_hw *hw, uint16_t offset, uint16_t words, |
| 7276 | uint16_t *data) |
| 7277 | { |
| 7278 | struct em_eeprom_info *eeprom = &hw->eeprom; |
| 7279 | int32_t status = 0; |
| 7280 | DEBUGFUNC("em_write_eeprom");; |
| 7281 | |
| 7282 | /* If eeprom is not yet detected, do so now */ |
| 7283 | if (eeprom->word_size == 0) |
| 7284 | em_init_eeprom_params(hw); |
| 7285 | /* |
| 7286 | * A check for invalid values: offset too large, too many words, and |
| 7287 | * not enough words. |
| 7288 | */ |
| 7289 | if ((offset >= eeprom->word_size) || |
| 7290 | (words > eeprom->word_size - offset) || |
| 7291 | (words == 0)) { |
| 7292 | DEBUGOUT("\"words\" parameter out of bounds\n"); |
| 7293 | return -E1000_ERR_EEPROM1; |
| 7294 | } |
| 7295 | /* 82573/4 writes only through eewr */ |
| 7296 | if (eeprom->use_eewr == TRUE1) |
| 7297 | return em_write_eeprom_eewr(hw, offset, words, data); |
| 7298 | |
| 7299 | if (eeprom->type == em_eeprom_ich8) |
| 7300 | return em_write_eeprom_ich8(hw, offset, words, data); |
| 7301 | |
| 7302 | /* Prepare the EEPROM for writing */ |
| 7303 | if (em_acquire_eeprom(hw) != E1000_SUCCESS0) |
| 7304 | return -E1000_ERR_EEPROM1; |
| 7305 | |
| 7306 | if (eeprom->type == em_eeprom_microwire) { |
| 7307 | status = em_write_eeprom_microwire(hw, offset, words, data); |
| 7308 | } else { |
| 7309 | status = em_write_eeprom_spi(hw, offset, words, data); |
| 7310 | msec_delay(10)(*delay_func)(1000*(10)); |
| 7311 | } |
| 7312 | |
| 7313 | /* Done with writing */ |
| 7314 | em_release_eeprom(hw); |
| 7315 | |
| 7316 | return status; |
| 7317 | } |
| 7318 | |
| 7319 | /****************************************************************************** |
| 7320 | * Writes a 16 bit word to a given offset in an SPI EEPROM. |
| 7321 | * |
| 7322 | * hw - Struct containing variables accessed by shared code |
| 7323 | * offset - offset within the EEPROM to be written to |
| 7324 | * words - number of words to write |
| 7325 | * data - pointer to array of 8 bit words to be written to the EEPROM |
| 7326 | * |
| 7327 | *****************************************************************************/ |
| 7328 | STATIC int32_t |
| 7329 | em_write_eeprom_spi(struct em_hw *hw, uint16_t offset, uint16_t words, |
| 7330 | uint16_t *data) |
| 7331 | { |
| 7332 | struct em_eeprom_info *eeprom = &hw->eeprom; |
| 7333 | uint16_t widx = 0; |
| 7334 | DEBUGFUNC("em_write_eeprom_spi");; |
| 7335 | |
| 7336 | while (widx < words) { |
| 7337 | uint8_t write_opcode = EEPROM_WRITE_OPCODE_SPI0x02; |
| 7338 | if (em_spi_eeprom_ready(hw)) |
| 7339 | return -E1000_ERR_EEPROM1; |
| 7340 | |
| 7341 | em_standby_eeprom(hw); |
| 7342 | |
| 7343 | /* Send the WRITE ENABLE command (8 bit opcode ) */ |
| 7344 | em_shift_out_ee_bits(hw, EEPROM_WREN_OPCODE_SPI0x06, |
| 7345 | eeprom->opcode_bits); |
| 7346 | |
| 7347 | em_standby_eeprom(hw); |
| 7348 | /* |
| 7349 | * Some SPI eeproms use the 8th address bit embedded in the |
| 7350 | * opcode |
| 7351 | */ |
| 7352 | if ((eeprom->address_bits == 8) && (offset >= 128)) |
| 7353 | write_opcode |= EEPROM_A8_OPCODE_SPI0x08; |
| 7354 | |
| 7355 | /* Send the Write command (8-bit opcode + addr) */ |
| 7356 | em_shift_out_ee_bits(hw, write_opcode, eeprom->opcode_bits); |
| 7357 | |
| 7358 | em_shift_out_ee_bits(hw, (uint16_t) ((offset + widx) * 2), |
| 7359 | eeprom->address_bits); |
| 7360 | |
| 7361 | /* Send the data */ |
| 7362 | /* |
| 7363 | * Loop to allow for up to whole page write (32 bytes) of |
| 7364 | * eeprom |
| 7365 | */ |
| 7366 | while (widx < words) { |
| 7367 | uint16_t word_out = data[widx]; |
| 7368 | word_out = (word_out >> 8) | (word_out << 8); |
| 7369 | em_shift_out_ee_bits(hw, word_out, 16); |
| 7370 | widx++; |
| 7371 | /* |
| 7372 | * Some larger eeprom sizes are capable of a 32-byte |
| 7373 | * PAGE WRITE operation, while the smaller eeproms |
| 7374 | * are capable of an 8-byte PAGE WRITE operation. |
| 7375 | * Break the inner loop to pass new address |
| 7376 | */ |
| 7377 | if ((((offset + widx) * 2) % eeprom->page_size) == 0) { |
| 7378 | em_standby_eeprom(hw); |
| 7379 | break; |
| 7380 | } |
| 7381 | } |
| 7382 | } |
| 7383 | |
| 7384 | return E1000_SUCCESS0; |
| 7385 | } |
| 7386 | |
| 7387 | /****************************************************************************** |
| 7388 | * Writes a 16 bit word to a given offset in a Microwire EEPROM. |
| 7389 | * |
| 7390 | * hw - Struct containing variables accessed by shared code |
| 7391 | * offset - offset within the EEPROM to be written to |
| 7392 | * words - number of words to write |
| 7393 | * data - pointer to array of 16 bit words to be written to the EEPROM |
| 7394 | * |
| 7395 | *****************************************************************************/ |
| 7396 | STATIC int32_t |
| 7397 | em_write_eeprom_microwire(struct em_hw *hw, uint16_t offset, uint16_t words, |
| 7398 | uint16_t *data) |
| 7399 | { |
| 7400 | struct em_eeprom_info *eeprom = &hw->eeprom; |
| 7401 | uint32_t eecd; |
| 7402 | uint16_t words_written = 0; |
| 7403 | uint16_t i = 0; |
| 7404 | DEBUGFUNC("em_write_eeprom_microwire");; |
| 7405 | /* |
| 7406 | * Send the write enable command to the EEPROM (3-bit opcode plus |
| 7407 | * 6/8-bit dummy address beginning with 11). It's less work to |
| 7408 | * include the 11 of the dummy address as part of the opcode than it |
| 7409 | * is to shift it over the correct number of bits for the address. |
| 7410 | * This puts the EEPROM into write/erase mode. |
| 7411 | */ |
| 7412 | em_shift_out_ee_bits(hw, EEPROM_EWEN_OPCODE_MICROWIRE0x13, |
| 7413 | (uint16_t) (eeprom->opcode_bits + 2)); |
| 7414 | |
| 7415 | em_shift_out_ee_bits(hw, 0, (uint16_t) (eeprom->address_bits - 2)); |
| 7416 | |
| 7417 | /* Prepare the EEPROM */ |
| 7418 | em_standby_eeprom(hw); |
| 7419 | |
| 7420 | while (words_written < words) { |
| 7421 | /* Send the Write command (3-bit opcode + addr) */ |
| 7422 | em_shift_out_ee_bits(hw, EEPROM_WRITE_OPCODE_MICROWIRE0x5, |
| 7423 | eeprom->opcode_bits); |
| 7424 | |
| 7425 | em_shift_out_ee_bits(hw, (uint16_t) (offset + words_written), |
| 7426 | eeprom->address_bits); |
| 7427 | |
| 7428 | /* Send the data */ |
| 7429 | em_shift_out_ee_bits(hw, data[words_written], 16); |
| 7430 | /* |
| 7431 | * Toggle the CS line. This in effect tells the EEPROM to |
| 7432 | * execute the previous command. |
| 7433 | */ |
| 7434 | em_standby_eeprom(hw); |
| 7435 | /* |
| 7436 | * Read DO repeatedly until it is high (equal to '1'). The |
| 7437 | * EEPROM will signal that the command has been completed by |
| 7438 | * raising the DO signal. If DO does not go high in 10 |
| 7439 | * milliseconds, then error out. |
| 7440 | */ |
| 7441 | for (i = 0; i < 200; i++) { |
| 7442 | eecd = E1000_READ_REG(hw, EECD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))))); |
| 7443 | if (eecd & E1000_EECD_DO0x00000008) |
| 7444 | break; |
| 7445 | usec_delay(50)(*delay_func)(50); |
| 7446 | } |
| 7447 | if (i == 200) { |
| 7448 | DEBUGOUT("EEPROM Write did not complete\n"); |
| 7449 | return -E1000_ERR_EEPROM1; |
| 7450 | } |
| 7451 | /* Recover from write */ |
| 7452 | em_standby_eeprom(hw); |
| 7453 | |
| 7454 | words_written++; |
| 7455 | } |
| 7456 | /* |
| 7457 | * Send the write disable command to the EEPROM (3-bit opcode plus |
| 7458 | * 6/8-bit dummy address beginning with 10). It's less work to |
| 7459 | * include the 10 of the dummy address as part of the opcode than it |
| 7460 | * is to shift it over the correct number of bits for the address. |
| 7461 | * This takes the EEPROM out of write/erase mode. |
| 7462 | */ |
| 7463 | em_shift_out_ee_bits(hw, EEPROM_EWDS_OPCODE_MICROWIRE0x10, |
| 7464 | (uint16_t) (eeprom->opcode_bits + 2)); |
| 7465 | |
| 7466 | em_shift_out_ee_bits(hw, 0, (uint16_t) (eeprom->address_bits - 2)); |
| 7467 | |
| 7468 | return E1000_SUCCESS0; |
| 7469 | } |
| 7470 | |
| 7471 | /****************************************************************************** |
| 7472 | * Flushes the cached eeprom to NVM. This is done by saving the modified values |
| 7473 | * in the eeprom cache and the non modified values in the currently active bank |
| 7474 | * to the new bank. |
| 7475 | * |
| 7476 | * hw - Struct containing variables accessed by shared code |
| 7477 | * offset - offset of word in the EEPROM to read |
| 7478 | * data - word read from the EEPROM |
| 7479 | * words - number of words to read |
| 7480 | *****************************************************************************/ |
| 7481 | STATIC int32_t |
| 7482 | em_commit_shadow_ram(struct em_hw *hw) |
| 7483 | { |
| 7484 | uint32_t attempts = 100000; |
| 7485 | uint32_t eecd = 0; |
| 7486 | uint32_t flop = 0; |
| 7487 | uint32_t i = 0; |
| 7488 | int32_t error = E1000_SUCCESS0; |
| 7489 | uint32_t old_bank_offset = 0; |
| 7490 | uint32_t new_bank_offset = 0; |
| 7491 | uint8_t low_byte = 0; |
| 7492 | uint8_t high_byte = 0; |
| 7493 | boolean_t sector_write_failed = FALSE0; |
| 7494 | if ((hw->mac_type == em_82573) || (hw->mac_type == em_82574)) { |
| 7495 | /* |
| 7496 | * The flop register will be used to determine if flash type |
| 7497 | * is STM |
| 7498 | */ |
| 7499 | flop = E1000_READ_REG(hw, FLOP)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x0103C : em_translate_82542_register (0x0103C))))); |
| 7500 | for (i = 0; i < attempts; i++) { |
| 7501 | eecd = E1000_READ_REG(hw, EECD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))))); |
| 7502 | if ((eecd & E1000_EECD_FLUPD0x00080000) == 0) { |
| 7503 | break; |
| 7504 | } |
| 7505 | usec_delay(5)(*delay_func)(5); |
| 7506 | } |
| 7507 | |
| 7508 | if (i == attempts) { |
| 7509 | return -E1000_ERR_EEPROM1; |
| 7510 | } |
| 7511 | /* |
| 7512 | * If STM opcode located in bits 15:8 of flop, reset firmware |
| 7513 | */ |
| 7514 | if ((flop & 0xFF00) == E1000_STM_OPCODE0xDB00) { |
| 7515 | E1000_WRITE_REG(hw, HICR, E1000_HICR_FW_RESET)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x08F00 : em_translate_82542_register (0x08F00))), (0xC0))); |
| 7516 | } |
| 7517 | /* Perform the flash update */ |
| 7518 | E1000_WRITE_REG(hw, EECD, eecd | E1000_EECD_FLUPD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (eecd | 0x00080000))); |
| 7519 | |
| 7520 | for (i = 0; i < attempts; i++) { |
| 7521 | eecd = E1000_READ_REG(hw, EECD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))))); |
| 7522 | if ((eecd & E1000_EECD_FLUPD0x00080000) == 0) { |
| 7523 | break; |
| 7524 | } |
| 7525 | usec_delay(5)(*delay_func)(5); |
| 7526 | } |
| 7527 | |
| 7528 | if (i == attempts) { |
| 7529 | return -E1000_ERR_EEPROM1; |
| 7530 | } |
| 7531 | } |
| 7532 | if ((hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan) && |
| 7533 | hw->eeprom_shadow_ram != NULL((void *)0)) { |
| 7534 | /* |
| 7535 | * We're writing to the opposite bank so if we're on bank 1, |
| 7536 | * write to bank 0 etc. We also need to erase the segment |
| 7537 | * that is going to be written |
| 7538 | */ |
| 7539 | if (!(E1000_READ_REG(hw, EECD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))))) & E1000_EECD_SEC1VAL0x00400000)) { |
| 7540 | new_bank_offset = hw->flash_bank_size * 2; |
| 7541 | old_bank_offset = 0; |
| 7542 | em_erase_ich8_4k_segment(hw, 1); |
| 7543 | } else { |
| 7544 | old_bank_offset = hw->flash_bank_size * 2; |
| 7545 | new_bank_offset = 0; |
| 7546 | em_erase_ich8_4k_segment(hw, 0); |
| 7547 | } |
| 7548 | |
| 7549 | sector_write_failed = FALSE0; |
| 7550 | /* |
| 7551 | * Loop for every byte in the shadow RAM, which is in units |
| 7552 | * of words. |
| 7553 | */ |
| 7554 | for (i = 0; i < E1000_SHADOW_RAM_WORDS2048; i++) { |
| 7555 | /* |
| 7556 | * Determine whether to write the value stored in the |
| 7557 | * other NVM bank or a modified value stored in the |
| 7558 | * shadow RAM |
| 7559 | */ |
| 7560 | if (hw->eeprom_shadow_ram[i].modified == TRUE1) { |
| 7561 | low_byte = (uint8_t) |
| 7562 | hw->eeprom_shadow_ram[i].eeprom_word; |
| 7563 | usec_delay(100)(*delay_func)(100); |
| 7564 | error = em_verify_write_ich8_byte(hw, |
| 7565 | (i << 1) + new_bank_offset, low_byte); |
| 7566 | |
| 7567 | if (error != E1000_SUCCESS0) |
| 7568 | sector_write_failed = TRUE1; |
| 7569 | else { |
| 7570 | high_byte = (uint8_t) |
| 7571 | (hw->eeprom_shadow_ram |
| 7572 | [i].eeprom_word >> 8); |
| 7573 | usec_delay(100)(*delay_func)(100); |
| 7574 | } |
| 7575 | } else { |
| 7576 | em_read_ich8_byte(hw, (i << 1) + |
| 7577 | old_bank_offset, &low_byte); |
| 7578 | usec_delay(100)(*delay_func)(100); |
| 7579 | error = em_verify_write_ich8_byte(hw, |
| 7580 | (i << 1) + new_bank_offset, low_byte); |
| 7581 | |
| 7582 | if (error != E1000_SUCCESS0) |
| 7583 | sector_write_failed = TRUE1; |
| 7584 | else { |
| 7585 | em_read_ich8_byte(hw, (i << 1) + |
| 7586 | old_bank_offset + 1, &high_byte); |
| 7587 | usec_delay(100)(*delay_func)(100); |
| 7588 | } |
| 7589 | } |
| 7590 | /* |
| 7591 | * If the write of the low byte was successful, go |
| 7592 | * ahread and write the high byte while checking to |
| 7593 | * make sure that if it is the signature byte, then |
| 7594 | * it is handled properly |
| 7595 | */ |
| 7596 | if (sector_write_failed == FALSE0) { |
| 7597 | /* |
| 7598 | * If the word is 0x13, then make sure the |
| 7599 | * signature bits (15:14) are 11b until the |
| 7600 | * commit has completed. This will allow us |
| 7601 | * to write 10b which indicates the signature |
| 7602 | * is valid. We want to do this after the |
| 7603 | * write has completed so that we don't mark |
| 7604 | * the segment valid while the write is still |
| 7605 | * in progress |
| 7606 | */ |
| 7607 | if (i == E1000_ICH_NVM_SIG_WORD0x13) |
| 7608 | high_byte = E1000_ICH_NVM_VALID_SIG_MASK0xC0 | |
| 7609 | high_byte; |
| 7610 | |
| 7611 | error = em_verify_write_ich8_byte(hw, (i << 1) |
| 7612 | + new_bank_offset + 1, high_byte); |
| 7613 | if (error != E1000_SUCCESS0) |
| 7614 | sector_write_failed = TRUE1; |
| 7615 | |
| 7616 | } else { |
| 7617 | /* |
| 7618 | * If the write failed then break from the |
| 7619 | * loop and return an error |
| 7620 | */ |
| 7621 | break; |
| 7622 | } |
| 7623 | } |
| 7624 | /* |
| 7625 | * Don't bother writing the segment valid bits if sector |
| 7626 | * programming failed. |
| 7627 | */ |
| 7628 | if (sector_write_failed == FALSE0) { |
| 7629 | /* |
| 7630 | * Finally validate the new segment by setting bit |
| 7631 | * 15:14 to 10b in word 0x13 , this can be done |
| 7632 | * without an erase as well since these bits are 11 |
| 7633 | * to start with and we need to change bit 14 to 0b |
| 7634 | */ |
| 7635 | em_read_ich8_byte(hw, E1000_ICH_NVM_SIG_WORD0x13 * 2 + 1 + |
| 7636 | new_bank_offset, &high_byte); |
| 7637 | high_byte &= 0xBF; |
| 7638 | error = em_verify_write_ich8_byte(hw, |
| 7639 | E1000_ICH_NVM_SIG_WORD0x13 * 2 + 1 + new_bank_offset, |
| 7640 | high_byte); |
| 7641 | /* |
| 7642 | * And invalidate the previously valid segment by |
| 7643 | * setting its signature word (0x13) high_byte to 0b. |
| 7644 | * This can be done without an erase because flash |
| 7645 | * erase sets all bits to 1's. We can write 1's to |
| 7646 | * 0's without an erase |
| 7647 | */ |
| 7648 | if (error == E1000_SUCCESS0) { |
| 7649 | error = em_verify_write_ich8_byte(hw, |
| 7650 | E1000_ICH_NVM_SIG_WORD0x13 * 2 + 1 + |
| 7651 | old_bank_offset, 0); |
| 7652 | } |
| 7653 | /* Clear the now not used entry in the cache */ |
| 7654 | for (i = 0; i < E1000_SHADOW_RAM_WORDS2048; i++) { |
| 7655 | hw->eeprom_shadow_ram[i].modified = FALSE0; |
| 7656 | hw->eeprom_shadow_ram[i].eeprom_word = 0xFFFF; |
| 7657 | } |
| 7658 | } |
| 7659 | } |
| 7660 | return error; |
| 7661 | } |
| 7662 | |
| 7663 | /****************************************************************************** |
| 7664 | * Reads the adapter's part number from the EEPROM |
| 7665 | * |
| 7666 | * hw - Struct containing variables accessed by shared code |
| 7667 | * part_num - Adapter's part number |
| 7668 | *****************************************************************************/ |
| 7669 | int32_t |
| 7670 | em_read_part_num(struct em_hw *hw, uint32_t *part_num) |
| 7671 | { |
| 7672 | uint16_t offset = EEPROM_PBA_BYTE_18; |
| 7673 | uint16_t eeprom_data; |
| 7674 | DEBUGFUNC("em_read_part_num");; |
| 7675 | |
| 7676 | /* Get word 0 from EEPROM */ |
| 7677 | if (em_read_eeprom(hw, offset, 1, &eeprom_data) < 0) { |
| 7678 | DEBUGOUT("EEPROM Read Error\n"); |
| 7679 | return -E1000_ERR_EEPROM1; |
| 7680 | } |
| 7681 | /* Save word 0 in upper half of part_num */ |
| 7682 | *part_num = (uint32_t)eeprom_data << 16; |
| 7683 | |
| 7684 | /* Get word 1 from EEPROM */ |
| 7685 | if (em_read_eeprom(hw, ++offset, 1, &eeprom_data) < 0) { |
| 7686 | DEBUGOUT("EEPROM Read Error\n"); |
| 7687 | return -E1000_ERR_EEPROM1; |
| 7688 | } |
| 7689 | /* Save word 1 in lower half of part_num */ |
| 7690 | *part_num |= eeprom_data; |
| 7691 | |
| 7692 | return E1000_SUCCESS0; |
| 7693 | } |
| 7694 | |
| 7695 | /****************************************************************************** |
| 7696 | * Reads the adapter's MAC address from the EEPROM and inverts the LSB for the |
| 7697 | * second function of dual function devices |
| 7698 | * |
| 7699 | * hw - Struct containing variables accessed by shared code |
| 7700 | *****************************************************************************/ |
| 7701 | int32_t |
| 7702 | em_read_mac_addr(struct em_hw *hw) |
| 7703 | { |
| 7704 | uint16_t offset; |
| 7705 | uint16_t eeprom_data, i; |
| 7706 | uint16_t ia_base_addr = 0; |
| 7707 | DEBUGFUNC("em_read_mac_addr");; |
| 7708 | |
| 7709 | if (hw->mac_type == em_icp_xxxx) { |
| 7710 | ia_base_addr = (uint16_t) |
| 7711 | EEPROM_IA_START_ICP_xxxx(hw->icp_xxxx_port_num)((((hw->icp_xxxx_port_num) + 1) << 4) + 2); |
| 7712 | } else if (hw->mac_type == em_82580 || hw->mac_type == em_i350) { |
| 7713 | ia_base_addr = NVM_82580_LAN_FUNC_OFFSET(hw->bus_func)(hw->bus_func ? (0x40 + (0x40 * hw->bus_func)) : 0); |
| 7714 | } |
| 7715 | for (i = 0; i < NODE_ADDRESS_SIZE6; i += 2) { |
| 7716 | offset = i >> 1; |
| 7717 | if (em_read_eeprom(hw, offset + ia_base_addr, 1, &eeprom_data) |
| 7718 | < 0) { |
| 7719 | DEBUGOUT("EEPROM Read Error\n"); |
| 7720 | return -E1000_ERR_EEPROM1; |
| 7721 | } |
| 7722 | hw->perm_mac_addr[i] = (uint8_t) (eeprom_data & 0x00FF); |
| 7723 | hw->perm_mac_addr[i + 1] = (uint8_t) (eeprom_data >> 8); |
| 7724 | } |
| 7725 | |
| 7726 | switch (hw->mac_type) { |
| 7727 | default: |
| 7728 | break; |
| 7729 | case em_82546: |
| 7730 | case em_82546_rev_3: |
| 7731 | case em_82571: |
| 7732 | case em_82575: |
| 7733 | case em_82576: |
| 7734 | case em_80003es2lan: |
| 7735 | if (E1000_READ_REG(hw, STATUS)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))) & E1000_STATUS_FUNC_10x00000004) |
| 7736 | hw->perm_mac_addr[5] ^= 0x01; |
| 7737 | break; |
| 7738 | } |
| 7739 | |
| 7740 | for (i = 0; i < NODE_ADDRESS_SIZE6; i++) |
| 7741 | hw->mac_addr[i] = hw->perm_mac_addr[i]; |
| 7742 | return E1000_SUCCESS0; |
| 7743 | } |
| 7744 | |
| 7745 | /****************************************************************************** |
| 7746 | * Explicitly disables jumbo frames and resets some PHY registers back to hw- |
| 7747 | * defaults. This is necessary in case the ethernet cable was inserted AFTER |
| 7748 | * the firmware initialized the PHY. Otherwise it is left in a state where |
| 7749 | * it is possible to transmit but not receive packets. Observed on I217-LM and |
| 7750 | * fixed in FreeBSD's sys/dev/e1000/e1000_ich8lan.c. |
| 7751 | * |
| 7752 | * hw - Struct containing variables accessed by shared code |
| 7753 | *****************************************************************************/ |
| 7754 | STATIC int32_t |
| 7755 | em_phy_no_cable_workaround(struct em_hw *hw) { |
| 7756 | int32_t ret_val, dft_ret_val; |
| 7757 | uint32_t mac_reg; |
| 7758 | uint16_t data, phy_reg; |
| 7759 | |
| 7760 | /* disable Rx path while enabling workaround */ |
| 7761 | em_read_phy_reg(hw, I2_DFT_CTRL(((769) << 5) | ((20) & 0x1F)), &phy_reg); |
| 7762 | ret_val = em_write_phy_reg(hw, I2_DFT_CTRL(((769) << 5) | ((20) & 0x1F)), phy_reg | (1 << 14)); |
| 7763 | if (ret_val) |
| 7764 | return ret_val; |
| 7765 | |
| 7766 | /* Write MAC register values back to h/w defaults */ |
| 7767 | mac_reg = E1000_READ_REG(hw, FFLT_DBG)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05F04 : em_translate_82542_register (0x05F04))))); |
| 7768 | mac_reg &= ~(0xF << 14); |
| 7769 | E1000_WRITE_REG(hw, FFLT_DBG, mac_reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05F04 : em_translate_82542_register (0x05F04))), (mac_reg))); |
| 7770 | |
| 7771 | mac_reg = E1000_READ_REG(hw, RCTL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00100 : em_translate_82542_register (0x00100))))); |
| 7772 | mac_reg &= ~E1000_RCTL_SECRC0x04000000; |
| 7773 | E1000_WRITE_REG(hw, RCTL, mac_reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00100 : em_translate_82542_register (0x00100))), (mac_reg))); |
| 7774 | |
| 7775 | ret_val = em_read_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_CTRL0x00000001, &data); |
| 7776 | if (ret_val) |
| 7777 | goto out; |
| 7778 | ret_val = em_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_CTRL0x00000001, |
| 7779 | data & ~(1 << 0)); |
| 7780 | if (ret_val) |
| 7781 | goto out; |
| 7782 | |
| 7783 | ret_val = em_read_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_HD_CTRL0x00000010, &data); |
| 7784 | if (ret_val) |
| 7785 | goto out; |
| 7786 | |
| 7787 | data &= ~(0xF << 8); |
| 7788 | data |= (0xB << 8); |
| 7789 | ret_val = em_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_HD_CTRL0x00000010, data); |
| 7790 | if (ret_val) |
| 7791 | goto out; |
| 7792 | |
| 7793 | /* Write PHY register values back to h/w defaults */ |
| 7794 | em_read_phy_reg(hw, I2_SMBUS_CTRL(((769) << 5) | ((23) & 0x1F)), &data); |
| 7795 | data &= ~(0x7F << 5); |
| 7796 | ret_val = em_write_phy_reg(hw, I2_SMBUS_CTRL(((769) << 5) | ((23) & 0x1F)), data); |
| 7797 | if (ret_val) |
| 7798 | goto out; |
| 7799 | |
| 7800 | em_read_phy_reg(hw, I2_MODE_CTRL(((769) << 5) | ((16) & 0x1F)), &data); |
| 7801 | data |= (1 << 13); |
| 7802 | ret_val = em_write_phy_reg(hw, I2_MODE_CTRL(((769) << 5) | ((16) & 0x1F)), data); |
| 7803 | if (ret_val) |
| 7804 | goto out; |
| 7805 | |
| 7806 | /* |
| 7807 | * 776.20 and 776.23 are not documented in |
| 7808 | * i217-ethernet-controller-datasheet.pdf... |
| 7809 | */ |
| 7810 | em_read_phy_reg(hw, PHY_REG(776, 20)(((776) << 5) | ((20) & 0x1F)), &data); |
| 7811 | data &= ~(0x3FF << 2); |
| 7812 | data |= (0x8 << 2); |
| 7813 | ret_val = em_write_phy_reg(hw, PHY_REG(776, 20)(((776) << 5) | ((20) & 0x1F)), data); |
| 7814 | if (ret_val) |
| 7815 | goto out; |
| 7816 | |
| 7817 | ret_val = em_write_phy_reg(hw, PHY_REG(776, 23)(((776) << 5) | ((23) & 0x1F)), 0x7E00); |
| 7818 | if (ret_val) |
| 7819 | goto out; |
| 7820 | |
| 7821 | em_read_phy_reg(hw, I2_PCIE_POWER_CTRL(((770) << 5) | ((17) & 0x1F)), &data); |
| 7822 | ret_val = em_write_phy_reg(hw, I2_PCIE_POWER_CTRL(((770) << 5) | ((17) & 0x1F)), data & ~(1 << 10)); |
| 7823 | if (ret_val) |
| 7824 | goto out; |
| 7825 | |
| 7826 | out: |
| 7827 | /* re-enable Rx path after enabling workaround */ |
| 7828 | dft_ret_val = em_write_phy_reg(hw, I2_DFT_CTRL(((769) << 5) | ((20) & 0x1F)), phy_reg & ~(1 << 14)); |
| 7829 | if (ret_val) |
| 7830 | return ret_val; |
| 7831 | else |
| 7832 | return dft_ret_val; |
| 7833 | } |
| 7834 | |
| 7835 | /****************************************************************************** |
| 7836 | * Initializes receive address filters. |
| 7837 | * |
| 7838 | * hw - Struct containing variables accessed by shared code |
| 7839 | * |
| 7840 | * Places the MAC address in receive address register 0 and clears the rest |
| 7841 | * of the receive address registers. Clears the multicast table. Assumes |
| 7842 | * the receiver is in reset when the routine is called. |
| 7843 | *****************************************************************************/ |
| 7844 | STATIC void |
| 7845 | em_init_rx_addrs(struct em_hw *hw) |
| 7846 | { |
| 7847 | uint32_t i; |
| 7848 | uint32_t rar_num; |
| 7849 | DEBUGFUNC("em_init_rx_addrs");; |
| 7850 | |
| 7851 | if (hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || |
| 7852 | hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || |
| 7853 | hw->mac_type == em_pch_adp || hw->mac_type == em_pch2lan) |
| 7854 | if (em_phy_no_cable_workaround(hw)) |
| 7855 | printf(" ...failed to apply em_phy_no_cable_" |
| 7856 | "workaround.\n"); |
| 7857 | |
| 7858 | /* Setup the receive address. */ |
| 7859 | DEBUGOUT("Programming MAC Address into RAR[0]\n"); |
| 7860 | |
| 7861 | em_rar_set(hw, hw->mac_addr, 0); |
| 7862 | |
| 7863 | rar_num = E1000_RAR_ENTRIES15; |
| 7864 | /* |
| 7865 | * Reserve a spot for the Locally Administered Address to work around |
| 7866 | * an 82571 issue in which a reset on one port will reload the MAC on |
| 7867 | * the other port. |
| 7868 | */ |
| 7869 | if ((hw->mac_type == em_82571) && (hw->laa_is_present == TRUE1)) |
| 7870 | rar_num -= 1; |
| 7871 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) |
| 7872 | rar_num = E1000_RAR_ENTRIES_ICH8LAN7; |
| 7873 | if (hw->mac_type == em_ich8lan) |
| 7874 | rar_num -= 1; |
| 7875 | if (hw->mac_type == em_82580) |
| 7876 | rar_num = E1000_RAR_ENTRIES_8258024; |
| 7877 | if (hw->mac_type == em_i210) |
| 7878 | rar_num = E1000_RAR_ENTRIES_8257516; |
| 7879 | if (hw->mac_type == em_i350) |
| 7880 | rar_num = E1000_RAR_ENTRIES_I35032; |
| 7881 | |
| 7882 | /* Zero out the other 15 receive addresses. */ |
| 7883 | DEBUGOUT("Clearing RAR[1-15]\n"); |
| 7884 | for (i = 1; i < rar_num; i++) { |
| 7885 | E1000_WRITE_REG_ARRAY(hw, RA, (i << 1), 0)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05400 : em_translate_82542_register (0x05400)) + (((i << 1)) << 2)), (0))); |
| 7886 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 7887 | E1000_WRITE_REG_ARRAY(hw, RA, ((i << 1) + 1), 0)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05400 : em_translate_82542_register (0x05400)) + ((((i << 1) + 1)) << 2)), (0))); |
| 7888 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 7889 | } |
| 7890 | } |
| 7891 | |
| 7892 | /****************************************************************************** |
| 7893 | * Updates the MAC's list of multicast addresses. |
| 7894 | * |
| 7895 | * hw - Struct containing variables accessed by shared code |
| 7896 | * mc_addr_list - the list of new multicast addresses |
| 7897 | * mc_addr_count - number of addresses |
| 7898 | * pad - number of bytes between addresses in the list |
| 7899 | * |
| 7900 | * The given list replaces any existing list and hashes the addresses into the |
| 7901 | * multicast table. |
| 7902 | *****************************************************************************/ |
| 7903 | void |
| 7904 | em_mc_addr_list_update(struct em_hw *hw, uint8_t *mc_addr_list, |
| 7905 | uint32_t mc_addr_count, uint32_t pad) |
| 7906 | { |
| 7907 | uint32_t hash_value; |
| 7908 | uint32_t i; |
| 7909 | uint32_t num_mta_entry; |
| 7910 | DEBUGFUNC("em_mc_addr_list_update");; |
| 7911 | /* |
| 7912 | * Set the new number of MC addresses that we are being requested to |
| 7913 | * use. |
| 7914 | */ |
| 7915 | hw->num_mc_addrs = mc_addr_count; |
| 7916 | |
| 7917 | /* Clear the MTA */ |
| 7918 | DEBUGOUT(" Clearing MTA\n"); |
| 7919 | num_mta_entry = E1000_NUM_MTA_REGISTERS128; |
| 7920 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) |
| 7921 | num_mta_entry = E1000_NUM_MTA_REGISTERS_ICH8LAN32; |
| 7922 | |
| 7923 | for (i = 0; i < num_mta_entry; i++) { |
| 7924 | E1000_WRITE_REG_ARRAY(hw, MTA, i, 0)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05200 : em_translate_82542_register (0x05200)) + ((i) << 2)), (0))); |
| 7925 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 7926 | } |
| 7927 | |
| 7928 | /* Add the new addresses */ |
| 7929 | for (i = 0; i < mc_addr_count; i++) { |
| 7930 | DEBUGOUT(" Adding the multicast addresses:\n"); |
| 7931 | DEBUGOUT7(" MC Addr #%d =%.2X %.2X %.2X %.2X %.2X %.2X\n", i, |
| 7932 | mc_addr_list[i * (ETH_LENGTH_OF_ADDRESS + pad)], |
| 7933 | mc_addr_list[i * (ETH_LENGTH_OF_ADDRESS + pad) + 1], |
| 7934 | mc_addr_list[i * (ETH_LENGTH_OF_ADDRESS + pad) + 2], |
| 7935 | mc_addr_list[i * (ETH_LENGTH_OF_ADDRESS + pad) + 3], |
| 7936 | mc_addr_list[i * (ETH_LENGTH_OF_ADDRESS + pad) + 4], |
| 7937 | mc_addr_list[i * (ETH_LENGTH_OF_ADDRESS + pad) + 5]); |
| 7938 | |
| 7939 | hash_value = em_hash_mc_addr(hw, mc_addr_list + |
| 7940 | (i * (ETH_LENGTH_OF_ADDRESS6 + pad))); |
| 7941 | |
| 7942 | DEBUGOUT1(" Hash value = 0x%03X\n", hash_value); |
| 7943 | em_mta_set(hw, hash_value); |
| 7944 | } |
| 7945 | DEBUGOUT("MC Update Complete\n"); |
| 7946 | } |
| 7947 | |
| 7948 | /****************************************************************************** |
| 7949 | * Hashes an address to determine its location in the multicast table |
| 7950 | * |
| 7951 | * hw - Struct containing variables accessed by shared code |
| 7952 | * mc_addr - the multicast address to hash |
| 7953 | *****************************************************************************/ |
| 7954 | uint32_t |
| 7955 | em_hash_mc_addr(struct em_hw *hw, uint8_t *mc_addr) |
| 7956 | { |
| 7957 | uint32_t hash_value = 0; |
| 7958 | /* |
| 7959 | * The portion of the address that is used for the hash table is |
| 7960 | * determined by the mc_filter_type setting. |
| 7961 | */ |
| 7962 | switch (hw->mc_filter_type) { |
| 7963 | /* |
| 7964 | * [0] [1] [2] [3] [4] [5] 01 AA 00 12 34 56 LSB |
| 7965 | * MSB |
| 7966 | */ |
| 7967 | case 0: |
| 7968 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 7969 | /* [47:38] i.e. 0x158 for above example address */ |
| 7970 | hash_value = ((mc_addr[4] >> 6) | |
| 7971 | (((uint16_t) mc_addr[5]) << 2)); |
| 7972 | } else { |
| 7973 | /* [47:36] i.e. 0x563 for above example address */ |
| 7974 | hash_value = ((mc_addr[4] >> 4) | |
| 7975 | (((uint16_t) mc_addr[5]) << 4)); |
| 7976 | } |
| 7977 | break; |
| 7978 | case 1: |
| 7979 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 7980 | /* [46:37] i.e. 0x2B1 for above example address */ |
| 7981 | hash_value = ((mc_addr[4] >> 5) | |
| 7982 | (((uint16_t) mc_addr[5]) << 3)); |
| 7983 | } else { |
| 7984 | /* [46:35] i.e. 0xAC6 for above example address */ |
| 7985 | hash_value = ((mc_addr[4] >> 3) | |
| 7986 | (((uint16_t) mc_addr[5]) << 5)); |
| 7987 | } |
| 7988 | break; |
| 7989 | case 2: |
| 7990 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 7991 | /* [45:36] i.e. 0x163 for above example address */ |
| 7992 | hash_value = ((mc_addr[4] >> 4) | |
| 7993 | (((uint16_t) mc_addr[5]) << 4)); |
| 7994 | } else { |
| 7995 | /* [45:34] i.e. 0x5D8 for above example address */ |
| 7996 | hash_value = ((mc_addr[4] >> 2) | |
| 7997 | (((uint16_t) mc_addr[5]) << 6)); |
| 7998 | } |
| 7999 | break; |
| 8000 | case 3: |
| 8001 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 8002 | /* [43:34] i.e. 0x18D for above example address */ |
| 8003 | hash_value = ((mc_addr[4] >> 2) | |
| 8004 | (((uint16_t) mc_addr[5]) << 6)); |
| 8005 | } else { |
| 8006 | /* [43:32] i.e. 0x634 for above example address */ |
| 8007 | hash_value = ((mc_addr[4]) | |
| 8008 | (((uint16_t) mc_addr[5]) << 8)); |
| 8009 | } |
| 8010 | break; |
| 8011 | } |
| 8012 | |
| 8013 | hash_value &= 0xFFF; |
| 8014 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) |
| 8015 | hash_value &= 0x3FF; |
| 8016 | |
| 8017 | return hash_value; |
| 8018 | } |
| 8019 | |
| 8020 | /****************************************************************************** |
| 8021 | * Sets the bit in the multicast table corresponding to the hash value. |
| 8022 | * |
| 8023 | * hw - Struct containing variables accessed by shared code |
| 8024 | * hash_value - Multicast address hash value |
| 8025 | *****************************************************************************/ |
| 8026 | void |
| 8027 | em_mta_set(struct em_hw *hw, uint32_t hash_value) |
| 8028 | { |
| 8029 | uint32_t hash_bit, hash_reg; |
| 8030 | uint32_t mta; |
| 8031 | uint32_t temp; |
| 8032 | /* |
| 8033 | * The MTA is a register array of 128 32-bit registers. It is treated |
| 8034 | * like an array of 4096 bits. We want to set bit |
| 8035 | * BitArray[hash_value]. So we figure out what register the bit is |
| 8036 | * in, read it, OR in the new bit, then write back the new value. |
| 8037 | * The register is determined by the upper 7 bits of the hash value |
| 8038 | * and the bit within that register are determined by the lower 5 |
| 8039 | * bits of the value. |
| 8040 | */ |
| 8041 | hash_reg = (hash_value >> 5) & 0x7F; |
| 8042 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) |
| 8043 | hash_reg &= 0x1F; |
| 8044 | |
| 8045 | hash_bit = hash_value & 0x1F; |
| 8046 | |
| 8047 | mta = E1000_READ_REG_ARRAY(hw, MTA, hash_reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05200 : em_translate_82542_register (0x05200)) + ((hash_reg) << 2)))); |
| 8048 | |
| 8049 | mta |= (1 << hash_bit); |
| 8050 | /* |
| 8051 | * If we are on an 82544 and we are trying to write an odd offset in |
| 8052 | * the MTA, save off the previous entry before writing and restore |
| 8053 | * the old value after writing. |
| 8054 | */ |
| 8055 | if ((hw->mac_type == em_82544) && ((hash_reg & 0x1) == 1)) { |
| 8056 | temp = E1000_READ_REG_ARRAY(hw, MTA, (hash_reg - 1))((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05200 : em_translate_82542_register (0x05200)) + (((hash_reg - 1)) << 2)))); |
| 8057 | E1000_WRITE_REG_ARRAY(hw, MTA, hash_reg, mta)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05200 : em_translate_82542_register (0x05200)) + ((hash_reg) << 2)), (mta))); |
| 8058 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 8059 | E1000_WRITE_REG_ARRAY(hw, MTA, (hash_reg - 1), temp)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05200 : em_translate_82542_register (0x05200)) + (((hash_reg - 1)) << 2)), (temp))); |
| 8060 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 8061 | } else { |
| 8062 | E1000_WRITE_REG_ARRAY(hw, MTA, hash_reg, mta)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05200 : em_translate_82542_register (0x05200)) + ((hash_reg) << 2)), (mta))); |
| 8063 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 8064 | } |
| 8065 | } |
| 8066 | |
| 8067 | /****************************************************************************** |
| 8068 | * Puts an ethernet address into a receive address register. |
| 8069 | * |
| 8070 | * hw - Struct containing variables accessed by shared code |
| 8071 | * addr - Address to put into receive address register |
| 8072 | * index - Receive address register to write |
| 8073 | *****************************************************************************/ |
| 8074 | void |
| 8075 | em_rar_set(struct em_hw *hw, uint8_t *addr, uint32_t index) |
| 8076 | { |
| 8077 | uint32_t rar_low, rar_high; |
| 8078 | /* |
| 8079 | * HW expects these in little endian so we reverse the byte order |
| 8080 | * from network order (big endian) to little endian |
| 8081 | */ |
| 8082 | rar_low = ((uint32_t) addr[0] | ((uint32_t) addr[1] << 8) | |
| 8083 | ((uint32_t) addr[2] << 16) | ((uint32_t) addr[3] << 24)); |
| 8084 | rar_high = ((uint32_t) addr[4] | ((uint32_t) addr[5] << 8)); |
| 8085 | /* |
| 8086 | * Disable Rx and flush all Rx frames before enabling RSS to avoid Rx |
| 8087 | * unit hang. |
| 8088 | * |
| 8089 | * Description: If there are any Rx frames queued up or otherwise |
| 8090 | * present in the HW before RSS is enabled, and then we enable RSS, |
| 8091 | * the HW Rx unit will hang. To work around this issue, we have to |
| 8092 | * disable receives and flush out all Rx frames before we enable RSS. |
| 8093 | * To do so, we modify we redirect all Rx traffic to manageability |
| 8094 | * and then reset the HW. This flushes away Rx frames, and (since the |
| 8095 | * redirections to manageability persists across resets) keeps new |
| 8096 | * ones from coming in while we work. Then, we clear the Address |
| 8097 | * Valid AV bit for all MAC addresses and undo the re-direction to |
| 8098 | * manageability. Now, frames are coming in again, but the MAC won't |
| 8099 | * accept them, so far so good. We now proceed to initialize RSS (if |
| 8100 | * necessary) and configure the Rx unit. Last, we re-enable the AV |
| 8101 | * bits and continue on our merry way. |
| 8102 | */ |
| 8103 | switch (hw->mac_type) { |
| 8104 | case em_82571: |
| 8105 | case em_82572: |
| 8106 | case em_80003es2lan: |
| 8107 | if (hw->leave_av_bit_off == TRUE1) |
| 8108 | break; |
| 8109 | default: |
| 8110 | /* Indicate to hardware the Address is Valid. */ |
| 8111 | rar_high |= E1000_RAH_AV0x80000000; |
| 8112 | break; |
| 8113 | } |
| 8114 | |
| 8115 | E1000_WRITE_REG_ARRAY(hw, RA, (index << 1), rar_low)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05400 : em_translate_82542_register (0x05400)) + (((index << 1)) << 2)), (rar_low))); |
| 8116 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 8117 | E1000_WRITE_REG_ARRAY(hw, RA, ((index << 1) + 1), rar_high)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05400 : em_translate_82542_register (0x05400)) + ((((index << 1) + 1)) << 2)), (rar_high ))); |
| 8118 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 8119 | } |
| 8120 | |
| 8121 | /****************************************************************************** |
| 8122 | * Clears the VLAN filer table |
| 8123 | * |
| 8124 | * hw - Struct containing variables accessed by shared code |
| 8125 | *****************************************************************************/ |
| 8126 | STATIC void |
| 8127 | em_clear_vfta(struct em_hw *hw) |
| 8128 | { |
| 8129 | uint32_t offset; |
| 8130 | uint32_t vfta_value = 0; |
| 8131 | uint32_t vfta_offset = 0; |
| 8132 | uint32_t vfta_bit_in_reg = 0; |
| 8133 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) |
| 8134 | return; |
| 8135 | |
| 8136 | if ((hw->mac_type == em_82573) || (hw->mac_type == em_82574)) { |
| 8137 | if (hw->mng_cookie.vlan_id != 0) { |
| 8138 | /* |
| 8139 | * The VFTA is a 4096b bit-field, each identifying a |
| 8140 | * single VLAN ID. The following operations |
| 8141 | * determine which 32b entry (i.e. offset) into the |
| 8142 | * array we want to set the VLAN ID (i.e. bit) of the |
| 8143 | * manageability unit. |
| 8144 | */ |
| 8145 | vfta_offset = (hw->mng_cookie.vlan_id >> |
| 8146 | E1000_VFTA_ENTRY_SHIFT0x5) & E1000_VFTA_ENTRY_MASK0x7F; |
| 8147 | |
| 8148 | vfta_bit_in_reg = 1 << (hw->mng_cookie.vlan_id & |
| 8149 | E1000_VFTA_ENTRY_BIT_SHIFT_MASK0x1F); |
| 8150 | } |
| 8151 | } |
| 8152 | for (offset = 0; offset < E1000_VLAN_FILTER_TBL_SIZE128; offset++) { |
| 8153 | /* |
| 8154 | * If the offset we want to clear is the same offset of the |
| 8155 | * manageability VLAN ID, then clear all bits except that of |
| 8156 | * the manageability unit |
| 8157 | */ |
| 8158 | vfta_value = (offset == vfta_offset) ? vfta_bit_in_reg : 0; |
| 8159 | E1000_WRITE_REG_ARRAY(hw, VFTA, offset, vfta_value)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05600 : em_translate_82542_register (0x05600)) + ((offset) << 2)), (vfta_value))); |
| 8160 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 8161 | } |
| 8162 | } |
| 8163 | |
| 8164 | /* |
| 8165 | * Due to hw errata, if the host tries to configure the VFTA register |
| 8166 | * while performing queries from the BMC or DMA, then the VFTA in some |
| 8167 | * cases won't be written. |
| 8168 | */ |
| 8169 | void |
| 8170 | em_clear_vfta_i350(struct em_hw *hw) |
| 8171 | { |
| 8172 | uint32_t offset; |
| 8173 | int i; |
| 8174 | |
| 8175 | for (offset = 0; offset < E1000_VLAN_FILTER_TBL_SIZE128; offset++) { |
| 8176 | for (i = 0; i < 10; i++) |
| 8177 | E1000_WRITE_REG_ARRAY(hw, VFTA, offset, 0)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05600 : em_translate_82542_register (0x05600)) + ((offset) << 2)), (0))); |
| 8178 | E1000_WRITE_FLUSH(hw)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 8179 | } |
| 8180 | } |
| 8181 | |
| 8182 | STATIC int32_t |
| 8183 | em_id_led_init(struct em_hw *hw) |
| 8184 | { |
| 8185 | uint32_t ledctl; |
| 8186 | const uint32_t ledctl_mask = 0x000000FF; |
| 8187 | const uint32_t ledctl_on = E1000_LEDCTL_MODE_LED_ON0xE; |
| 8188 | const uint32_t ledctl_off = E1000_LEDCTL_MODE_LED_OFF0xF; |
| 8189 | uint16_t eeprom_data, i, temp; |
| 8190 | const uint16_t led_mask = 0x0F; |
| 8191 | DEBUGFUNC("em_id_led_init");; |
| 8192 | |
| 8193 | if (hw->mac_type < em_82540 || hw->mac_type == em_icp_xxxx) { |
| 8194 | /* Nothing to do */ |
| 8195 | return E1000_SUCCESS0; |
| 8196 | } |
| 8197 | ledctl = E1000_READ_REG(hw, LEDCTL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00E00 : em_translate_82542_register (0x00E00))))); |
| 8198 | hw->ledctl_default = ledctl; |
| 8199 | hw->ledctl_mode1 = hw->ledctl_default; |
| 8200 | hw->ledctl_mode2 = hw->ledctl_default; |
| 8201 | |
| 8202 | if (em_read_eeprom(hw, EEPROM_ID_LED_SETTINGS0x0004, 1, &eeprom_data) < 0) { |
| 8203 | DEBUGOUT("EEPROM Read Error\n"); |
| 8204 | return -E1000_ERR_EEPROM1; |
| 8205 | } |
| 8206 | if ((hw->mac_type == em_82573) && |
| 8207 | (eeprom_data == ID_LED_RESERVED_825730xF746)) |
| 8208 | eeprom_data = ID_LED_DEFAULT_825730x1811; |
| 8209 | else if ((eeprom_data == ID_LED_RESERVED_00000x0000) || |
| 8210 | (eeprom_data == ID_LED_RESERVED_FFFF0xFFFF)) { |
| 8211 | if (hw->mac_type == em_ich8lan || |
| 8212 | hw->mac_type == em_ich9lan || |
| 8213 | hw->mac_type == em_ich10lan) // XXX |
| 8214 | eeprom_data = ID_LED_DEFAULT_ICH8LAN((0x1 << 12) | (0x3 << 8) | (0x2 << 4) | (0x1 )); |
| 8215 | else |
| 8216 | eeprom_data = ID_LED_DEFAULT((0x8 << 12) | (0x9 << 8) | (0x1 << 4) | (0x1 )); |
| 8217 | } |
| 8218 | for (i = 0; i < 4; i++) { |
| 8219 | temp = (eeprom_data >> (i << 2)) & led_mask; |
| 8220 | switch (temp) { |
| 8221 | case ID_LED_ON1_DEF20x4: |
| 8222 | case ID_LED_ON1_ON20x5: |
| 8223 | case ID_LED_ON1_OFF20x6: |
| 8224 | hw->ledctl_mode1 &= ~(ledctl_mask << (i << 3)); |
| 8225 | hw->ledctl_mode1 |= ledctl_on << (i << 3); |
| 8226 | break; |
| 8227 | case ID_LED_OFF1_DEF20x7: |
| 8228 | case ID_LED_OFF1_ON20x8: |
| 8229 | case ID_LED_OFF1_OFF20x9: |
| 8230 | hw->ledctl_mode1 &= ~(ledctl_mask << (i << 3)); |
| 8231 | hw->ledctl_mode1 |= ledctl_off << (i << 3); |
| 8232 | break; |
| 8233 | default: |
| 8234 | /* Do nothing */ |
| 8235 | break; |
| 8236 | } |
| 8237 | switch (temp) { |
| 8238 | case ID_LED_DEF1_ON20x2: |
| 8239 | case ID_LED_ON1_ON20x5: |
| 8240 | case ID_LED_OFF1_ON20x8: |
| 8241 | hw->ledctl_mode2 &= ~(ledctl_mask << (i << 3)); |
| 8242 | hw->ledctl_mode2 |= ledctl_on << (i << 3); |
| 8243 | break; |
| 8244 | case ID_LED_DEF1_OFF20x3: |
| 8245 | case ID_LED_ON1_OFF20x6: |
| 8246 | case ID_LED_OFF1_OFF20x9: |
| 8247 | hw->ledctl_mode2 &= ~(ledctl_mask << (i << 3)); |
| 8248 | hw->ledctl_mode2 |= ledctl_off << (i << 3); |
| 8249 | break; |
| 8250 | default: |
| 8251 | /* Do nothing */ |
| 8252 | break; |
| 8253 | } |
| 8254 | } |
| 8255 | return E1000_SUCCESS0; |
| 8256 | } |
| 8257 | |
| 8258 | /****************************************************************************** |
| 8259 | * Clears all hardware statistics counters. |
| 8260 | * |
| 8261 | * hw - Struct containing variables accessed by shared code |
| 8262 | *****************************************************************************/ |
| 8263 | void |
| 8264 | em_clear_hw_cntrs(struct em_hw *hw) |
| 8265 | { |
| 8266 | volatile uint32_t temp; |
| 8267 | temp = E1000_READ_REG(hw, CRCERRS)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04000 : em_translate_82542_register (0x04000))))); |
| 8268 | temp = E1000_READ_REG(hw, SYMERRS)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04008 : em_translate_82542_register (0x04008))))); |
| 8269 | temp = E1000_READ_REG(hw, MPC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04010 : em_translate_82542_register (0x04010))))); |
| 8270 | temp = E1000_READ_REG(hw, SCC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04014 : em_translate_82542_register (0x04014))))); |
| 8271 | temp = E1000_READ_REG(hw, ECOL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04018 : em_translate_82542_register (0x04018))))); |
| 8272 | temp = E1000_READ_REG(hw, MCC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x0401C : em_translate_82542_register (0x0401C))))); |
| 8273 | temp = E1000_READ_REG(hw, LATECOL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04020 : em_translate_82542_register (0x04020))))); |
| 8274 | temp = E1000_READ_REG(hw, COLC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04028 : em_translate_82542_register (0x04028))))); |
| 8275 | temp = E1000_READ_REG(hw, DC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04030 : em_translate_82542_register (0x04030))))); |
| 8276 | temp = E1000_READ_REG(hw, SEC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04038 : em_translate_82542_register (0x04038))))); |
| 8277 | temp = E1000_READ_REG(hw, RLEC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04040 : em_translate_82542_register (0x04040))))); |
| 8278 | temp = E1000_READ_REG(hw, XONRXC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04048 : em_translate_82542_register (0x04048))))); |
| 8279 | temp = E1000_READ_REG(hw, XONTXC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x0404C : em_translate_82542_register (0x0404C))))); |
| 8280 | temp = E1000_READ_REG(hw, XOFFRXC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04050 : em_translate_82542_register (0x04050))))); |
| 8281 | temp = E1000_READ_REG(hw, XOFFTXC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04054 : em_translate_82542_register (0x04054))))); |
| 8282 | temp = E1000_READ_REG(hw, FCRUC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04058 : em_translate_82542_register (0x04058))))); |
| 8283 | |
| 8284 | if (!IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 8285 | temp = E1000_READ_REG(hw, PRC64)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x0405C : em_translate_82542_register (0x0405C))))); |
| 8286 | temp = E1000_READ_REG(hw, PRC127)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04060 : em_translate_82542_register (0x04060))))); |
| 8287 | temp = E1000_READ_REG(hw, PRC255)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04064 : em_translate_82542_register (0x04064))))); |
| 8288 | temp = E1000_READ_REG(hw, PRC511)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04068 : em_translate_82542_register (0x04068))))); |
| 8289 | temp = E1000_READ_REG(hw, PRC1023)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x0406C : em_translate_82542_register (0x0406C))))); |
| 8290 | temp = E1000_READ_REG(hw, PRC1522)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04070 : em_translate_82542_register (0x04070))))); |
| 8291 | } |
| 8292 | temp = E1000_READ_REG(hw, GPRC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04074 : em_translate_82542_register (0x04074))))); |
| 8293 | temp = E1000_READ_REG(hw, BPRC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04078 : em_translate_82542_register (0x04078))))); |
| 8294 | temp = E1000_READ_REG(hw, MPRC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x0407C : em_translate_82542_register (0x0407C))))); |
| 8295 | temp = E1000_READ_REG(hw, GPTC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04080 : em_translate_82542_register (0x04080))))); |
| 8296 | temp = E1000_READ_REG(hw, GORCL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04088 : em_translate_82542_register (0x04088))))); |
| 8297 | temp = E1000_READ_REG(hw, GORCH)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x0408C : em_translate_82542_register (0x0408C))))); |
| 8298 | temp = E1000_READ_REG(hw, GOTCL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04090 : em_translate_82542_register (0x04090))))); |
| 8299 | temp = E1000_READ_REG(hw, GOTCH)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04094 : em_translate_82542_register (0x04094))))); |
| 8300 | temp = E1000_READ_REG(hw, RNBC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040A0 : em_translate_82542_register (0x040A0))))); |
| 8301 | temp = E1000_READ_REG(hw, RUC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040A4 : em_translate_82542_register (0x040A4))))); |
| 8302 | temp = E1000_READ_REG(hw, RFC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040A8 : em_translate_82542_register (0x040A8))))); |
| 8303 | temp = E1000_READ_REG(hw, ROC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040AC : em_translate_82542_register (0x040AC))))); |
| 8304 | temp = E1000_READ_REG(hw, RJC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040B0 : em_translate_82542_register (0x040B0))))); |
| 8305 | temp = E1000_READ_REG(hw, TORL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040C0 : em_translate_82542_register (0x040C0))))); |
| 8306 | temp = E1000_READ_REG(hw, TORH)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040C4 : em_translate_82542_register (0x040C4))))); |
| 8307 | temp = E1000_READ_REG(hw, TOTL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040C8 : em_translate_82542_register (0x040C8))))); |
| 8308 | temp = E1000_READ_REG(hw, TOTH)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040CC : em_translate_82542_register (0x040CC))))); |
| 8309 | temp = E1000_READ_REG(hw, TPR)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040D0 : em_translate_82542_register (0x040D0))))); |
| 8310 | temp = E1000_READ_REG(hw, TPT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040D4 : em_translate_82542_register (0x040D4))))); |
| 8311 | |
| 8312 | if (!IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 8313 | temp = E1000_READ_REG(hw, PTC64)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040D8 : em_translate_82542_register (0x040D8))))); |
| 8314 | temp = E1000_READ_REG(hw, PTC127)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040DC : em_translate_82542_register (0x040DC))))); |
| 8315 | temp = E1000_READ_REG(hw, PTC255)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040E0 : em_translate_82542_register (0x040E0))))); |
| 8316 | temp = E1000_READ_REG(hw, PTC511)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040E4 : em_translate_82542_register (0x040E4))))); |
| 8317 | temp = E1000_READ_REG(hw, PTC1023)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040E8 : em_translate_82542_register (0x040E8))))); |
| 8318 | temp = E1000_READ_REG(hw, PTC1522)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040EC : em_translate_82542_register (0x040EC))))); |
| 8319 | } |
| 8320 | temp = E1000_READ_REG(hw, MPTC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040F0 : em_translate_82542_register (0x040F0))))); |
| 8321 | temp = E1000_READ_REG(hw, BPTC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040F4 : em_translate_82542_register (0x040F4))))); |
| 8322 | |
| 8323 | if (hw->mac_type < em_82543) |
| 8324 | return; |
| 8325 | |
| 8326 | temp = E1000_READ_REG(hw, ALGNERRC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04004 : em_translate_82542_register (0x04004))))); |
| 8327 | temp = E1000_READ_REG(hw, RXERRC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x0400C : em_translate_82542_register (0x0400C))))); |
| 8328 | temp = E1000_READ_REG(hw, TNCRS)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04034 : em_translate_82542_register (0x04034))))); |
| 8329 | temp = E1000_READ_REG(hw, CEXTERR)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x0403C : em_translate_82542_register (0x0403C))))); |
| 8330 | temp = E1000_READ_REG(hw, TSCTC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040F8 : em_translate_82542_register (0x040F8))))); |
| 8331 | temp = E1000_READ_REG(hw, TSCTFC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040FC : em_translate_82542_register (0x040FC))))); |
| 8332 | |
| 8333 | if (hw->mac_type <= em_82544 |
| 8334 | || hw->mac_type == em_icp_xxxx) |
| 8335 | return; |
| 8336 | |
| 8337 | temp = E1000_READ_REG(hw, MGTPRC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040B4 : em_translate_82542_register (0x040B4))))); |
| 8338 | temp = E1000_READ_REG(hw, MGTPDC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040B8 : em_translate_82542_register (0x040B8))))); |
| 8339 | temp = E1000_READ_REG(hw, MGTPTC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x040BC : em_translate_82542_register (0x040BC))))); |
| 8340 | |
| 8341 | if (hw->mac_type <= em_82547_rev_2) |
| 8342 | return; |
| 8343 | |
| 8344 | temp = E1000_READ_REG(hw, IAC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04100 : em_translate_82542_register (0x04100))))); |
| 8345 | temp = E1000_READ_REG(hw, ICRXOC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04124 : em_translate_82542_register (0x04124))))); |
| 8346 | |
| 8347 | if (hw->phy_type == em_phy_82577 || |
| 8348 | hw->phy_type == em_phy_82578 || |
| 8349 | hw->phy_type == em_phy_82579 || |
| 8350 | hw->phy_type == em_phy_i217) { |
| 8351 | uint16_t phy_data; |
| 8352 | |
| 8353 | em_read_phy_reg(hw, HV_SCC_UPPER(((778) << 5) | ((16) & 0x1F)), &phy_data); |
| 8354 | em_read_phy_reg(hw, HV_SCC_LOWER(((778) << 5) | ((17) & 0x1F)), &phy_data); |
| 8355 | em_read_phy_reg(hw, HV_ECOL_UPPER(((778) << 5) | ((18) & 0x1F)), &phy_data); |
| 8356 | em_read_phy_reg(hw, HV_ECOL_LOWER(((778) << 5) | ((19) & 0x1F)), &phy_data); |
| 8357 | em_read_phy_reg(hw, HV_MCC_UPPER(((778) << 5) | ((20) & 0x1F)), &phy_data); |
| 8358 | em_read_phy_reg(hw, HV_MCC_LOWER(((778) << 5) | ((21) & 0x1F)), &phy_data); |
| 8359 | em_read_phy_reg(hw, HV_LATECOL_UPPER(((778) << 5) | ((23) & 0x1F)), &phy_data); |
| 8360 | em_read_phy_reg(hw, HV_LATECOL_LOWER(((778) << 5) | ((24) & 0x1F)), &phy_data); |
| 8361 | em_read_phy_reg(hw, HV_COLC_UPPER(((778) << 5) | ((25) & 0x1F)), &phy_data); |
| 8362 | em_read_phy_reg(hw, HV_COLC_LOWER(((778) << 5) | ((26) & 0x1F)), &phy_data); |
| 8363 | em_read_phy_reg(hw, HV_DC_UPPER(((778) << 5) | ((27) & 0x1F)), &phy_data); |
| 8364 | em_read_phy_reg(hw, HV_DC_LOWER(((778) << 5) | ((28) & 0x1F)), &phy_data); |
| 8365 | em_read_phy_reg(hw, HV_TNCRS_UPPER(((778) << 5) | ((29) & 0x1F)), &phy_data); |
| 8366 | em_read_phy_reg(hw, HV_TNCRS_LOWER(((778) << 5) | ((30) & 0x1F)), &phy_data); |
| 8367 | } |
| 8368 | |
| 8369 | if (hw->mac_type == em_ich8lan || |
| 8370 | hw->mac_type == em_ich9lan || |
| 8371 | hw->mac_type == em_ich10lan || |
| 8372 | hw->mac_type == em_pchlan || |
| 8373 | (hw->mac_type != em_pch2lan && hw->mac_type != em_pch_lpt && |
| 8374 | hw->mac_type != em_pch_spt && hw->mac_type != em_pch_cnp && |
| 8375 | hw->mac_type != em_pch_tgp && hw->mac_type != em_pch_adp)) |
| 8376 | return; |
| 8377 | |
| 8378 | temp = E1000_READ_REG(hw, ICRXPTC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04104 : em_translate_82542_register (0x04104))))); |
| 8379 | temp = E1000_READ_REG(hw, ICRXATC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04108 : em_translate_82542_register (0x04108))))); |
| 8380 | temp = E1000_READ_REG(hw, ICTXPTC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x0410C : em_translate_82542_register (0x0410C))))); |
| 8381 | temp = E1000_READ_REG(hw, ICTXATC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04110 : em_translate_82542_register (0x04110))))); |
| 8382 | temp = E1000_READ_REG(hw, ICTXQEC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04118 : em_translate_82542_register (0x04118))))); |
| 8383 | temp = E1000_READ_REG(hw, ICTXQMTC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x0411C : em_translate_82542_register (0x0411C))))); |
| 8384 | temp = E1000_READ_REG(hw, ICRXDMTC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x04120 : em_translate_82542_register (0x04120))))); |
| 8385 | } |
| 8386 | |
| 8387 | /****************************************************************************** |
| 8388 | * Gets the current PCI bus type, speed, and width of the hardware |
| 8389 | * |
| 8390 | * hw - Struct containing variables accessed by shared code |
| 8391 | *****************************************************************************/ |
| 8392 | void |
| 8393 | em_get_bus_info(struct em_hw *hw) |
| 8394 | { |
| 8395 | int32_t ret_val; |
| 8396 | uint16_t pci_ex_link_status; |
| 8397 | uint32_t status; |
| 8398 | switch (hw->mac_type) { |
| 8399 | case em_82542_rev2_0: |
| 8400 | case em_82542_rev2_1: |
| 8401 | hw->bus_type = em_bus_type_unknown; |
| 8402 | hw->bus_speed = em_bus_speed_unknown; |
| 8403 | hw->bus_width = em_bus_width_unknown; |
| 8404 | break; |
| 8405 | case em_icp_xxxx: |
| 8406 | hw->bus_type = em_bus_type_cpp; |
| 8407 | hw->bus_speed = em_bus_speed_unknown; |
| 8408 | hw->bus_width = em_bus_width_unknown; |
| 8409 | break; |
| 8410 | case em_82571: |
| 8411 | case em_82572: |
| 8412 | case em_82573: |
| 8413 | case em_82574: |
| 8414 | case em_82575: |
| 8415 | case em_82576: |
| 8416 | case em_82580: |
| 8417 | case em_80003es2lan: |
| 8418 | case em_i210: |
| 8419 | case em_i350: |
| 8420 | hw->bus_type = em_bus_type_pci_express; |
| 8421 | hw->bus_speed = em_bus_speed_2500; |
| 8422 | ret_val = em_read_pcie_cap_reg(hw, PCI_EX_LINK_STATUS0x12, |
| 8423 | &pci_ex_link_status); |
| 8424 | if (ret_val) |
| 8425 | hw->bus_width = em_bus_width_unknown; |
| 8426 | else |
| 8427 | hw->bus_width = (pci_ex_link_status & |
| 8428 | PCI_EX_LINK_WIDTH_MASK0x3F0) >> PCI_EX_LINK_WIDTH_SHIFT4; |
| 8429 | break; |
| 8430 | case em_ich8lan: |
| 8431 | case em_ich9lan: |
| 8432 | case em_ich10lan: |
| 8433 | case em_pchlan: |
| 8434 | case em_pch2lan: |
| 8435 | case em_pch_lpt: |
| 8436 | case em_pch_spt: |
| 8437 | case em_pch_cnp: |
| 8438 | case em_pch_tgp: |
| 8439 | case em_pch_adp: |
| 8440 | hw->bus_type = em_bus_type_pci_express; |
| 8441 | hw->bus_speed = em_bus_speed_2500; |
| 8442 | hw->bus_width = em_bus_width_pciex_1; |
| 8443 | break; |
| 8444 | default: |
| 8445 | status = E1000_READ_REG(hw, STATUS)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 8446 | hw->bus_type = (status & E1000_STATUS_PCIX_MODE0x00002000) ? |
| 8447 | em_bus_type_pcix : em_bus_type_pci; |
| 8448 | |
| 8449 | if (hw->device_id == E1000_DEV_ID_82546EB_QUAD_COPPER0x101D) { |
| 8450 | hw->bus_speed = (hw->bus_type == em_bus_type_pci) ? |
| 8451 | em_bus_speed_66 : em_bus_speed_120; |
| 8452 | } else if (hw->bus_type == em_bus_type_pci) { |
| 8453 | hw->bus_speed = (status & E1000_STATUS_PCI660x00000800) ? |
| 8454 | em_bus_speed_66 : em_bus_speed_33; |
| 8455 | } else { |
| 8456 | switch (status & E1000_STATUS_PCIX_SPEED0x0000C000) { |
| 8457 | case E1000_STATUS_PCIX_SPEED_660x00000000: |
| 8458 | hw->bus_speed = em_bus_speed_66; |
| 8459 | break; |
| 8460 | case E1000_STATUS_PCIX_SPEED_1000x00004000: |
| 8461 | hw->bus_speed = em_bus_speed_100; |
| 8462 | break; |
| 8463 | case E1000_STATUS_PCIX_SPEED_1330x00008000: |
| 8464 | hw->bus_speed = em_bus_speed_133; |
| 8465 | break; |
| 8466 | default: |
| 8467 | hw->bus_speed = em_bus_speed_reserved; |
| 8468 | break; |
| 8469 | } |
| 8470 | } |
| 8471 | hw->bus_width = (status & E1000_STATUS_BUS640x00001000) ? |
| 8472 | em_bus_width_64 : em_bus_width_32; |
| 8473 | break; |
| 8474 | } |
| 8475 | } |
| 8476 | |
| 8477 | /****************************************************************************** |
| 8478 | * Writes a value to one of the devices registers using port I/O (as opposed to |
| 8479 | * memory mapped I/O). Only 82544 and newer devices support port I/O. |
| 8480 | * |
| 8481 | * hw - Struct containing variables accessed by shared code |
| 8482 | * offset - offset to write to |
| 8483 | * value - value to write |
| 8484 | *****************************************************************************/ |
| 8485 | STATIC void |
| 8486 | em_write_reg_io(struct em_hw *hw, uint32_t offset, uint32_t value) |
| 8487 | { |
| 8488 | unsigned long io_addr = hw->io_base; |
| 8489 | unsigned long io_data = hw->io_base + 4; |
| 8490 | em_io_write(hw, io_addr, offset)((((struct em_osdep *)(hw)->back)->io_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->io_bus_space_handle ), ((io_addr)), ((offset)))); |
| 8491 | em_io_write(hw, io_data, value)((((struct em_osdep *)(hw)->back)->io_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->io_bus_space_handle ), ((io_data)), ((value)))); |
| 8492 | } |
| 8493 | |
| 8494 | /****************************************************************************** |
| 8495 | * Estimates the cable length. |
| 8496 | * |
| 8497 | * hw - Struct containing variables accessed by shared code |
| 8498 | * min_length - The estimated minimum length |
| 8499 | * max_length - The estimated maximum length |
| 8500 | * |
| 8501 | * returns: - E1000_ERR_XXX |
| 8502 | * E1000_SUCCESS |
| 8503 | * |
| 8504 | * This function always returns a ranged length (minimum & maximum). |
| 8505 | * So for M88 phy's, this function interprets the one value returned from the |
| 8506 | * register to the minimum and maximum range. |
| 8507 | * For IGP phy's, the function calculates the range by the AGC registers. |
| 8508 | *****************************************************************************/ |
| 8509 | STATIC int32_t |
| 8510 | em_get_cable_length(struct em_hw *hw, uint16_t *min_length, |
| 8511 | uint16_t *max_length) |
| 8512 | { |
| 8513 | int32_t ret_val; |
| 8514 | uint16_t agc_value = 0; |
| 8515 | uint16_t i, phy_data; |
| 8516 | uint16_t cable_length; |
| 8517 | DEBUGFUNC("em_get_cable_length");; |
| 8518 | |
| 8519 | *min_length = *max_length = 0; |
| 8520 | |
| 8521 | /* Use old method for Phy older than IGP */ |
| 8522 | if (hw->phy_type == em_phy_m88 || |
| 8523 | hw->phy_type == em_phy_oem || |
| 8524 | hw->phy_type == em_phy_82578) { |
| 8525 | |
| 8526 | ret_val = em_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS0x11, |
| 8527 | &phy_data); |
| 8528 | if (ret_val) |
| 8529 | return ret_val; |
| 8530 | cable_length = (phy_data & M88E1000_PSSR_CABLE_LENGTH0x0380) >> |
| 8531 | M88E1000_PSSR_CABLE_LENGTH_SHIFT7; |
| 8532 | |
| 8533 | /* Convert the enum value to ranged values */ |
| 8534 | switch (cable_length) { |
| 8535 | case em_cable_length_50: |
| 8536 | *min_length = 0; |
| 8537 | *max_length = em_igp_cable_length_50; |
| 8538 | break; |
| 8539 | case em_cable_length_50_80: |
| 8540 | *min_length = em_igp_cable_length_50; |
| 8541 | *max_length = em_igp_cable_length_80; |
| 8542 | break; |
| 8543 | case em_cable_length_80_110: |
| 8544 | *min_length = em_igp_cable_length_80; |
| 8545 | *max_length = em_igp_cable_length_110; |
| 8546 | break; |
| 8547 | case em_cable_length_110_140: |
| 8548 | *min_length = em_igp_cable_length_110; |
| 8549 | *max_length = em_igp_cable_length_140; |
| 8550 | break; |
| 8551 | case em_cable_length_140: |
| 8552 | *min_length = em_igp_cable_length_140; |
| 8553 | *max_length = em_igp_cable_length_170; |
| 8554 | break; |
| 8555 | default: |
| 8556 | return -E1000_ERR_PHY2; |
| 8557 | break; |
| 8558 | } |
| 8559 | } else if (hw->phy_type == em_phy_rtl8211) { |
| 8560 | /* no cable length info on RTL8211, fake */ |
| 8561 | *min_length = 0; |
| 8562 | *max_length = em_igp_cable_length_50; |
| 8563 | } else if (hw->phy_type == em_phy_gg82563) { |
| 8564 | ret_val = em_read_phy_reg(hw, GG82563_PHY_DSP_DISTANCE(((5) << 5) | ((26) & 0x1F)), |
| 8565 | &phy_data); |
| 8566 | if (ret_val) |
| 8567 | return ret_val; |
| 8568 | cable_length = phy_data & GG82563_DSPD_CABLE_LENGTH0x0007; |
| 8569 | |
| 8570 | switch (cable_length) { |
| 8571 | case em_gg_cable_length_60: |
| 8572 | *min_length = 0; |
| 8573 | *max_length = em_igp_cable_length_60; |
| 8574 | break; |
| 8575 | case em_gg_cable_length_60_115: |
| 8576 | *min_length = em_igp_cable_length_60; |
| 8577 | *max_length = em_igp_cable_length_115; |
| 8578 | break; |
| 8579 | case em_gg_cable_length_115_150: |
| 8580 | *min_length = em_igp_cable_length_115; |
| 8581 | *max_length = em_igp_cable_length_150; |
| 8582 | break; |
| 8583 | case em_gg_cable_length_150: |
| 8584 | *min_length = em_igp_cable_length_150; |
| 8585 | *max_length = em_igp_cable_length_180; |
| 8586 | break; |
| 8587 | default: |
| 8588 | return -E1000_ERR_PHY2; |
| 8589 | break; |
| 8590 | } |
| 8591 | } else if (hw->phy_type == em_phy_igp) { /* For IGP PHY */ |
| 8592 | uint16_t cur_agc_value; |
| 8593 | uint16_t min_agc_value = |
| 8594 | IGP01E1000_AGC_LENGTH_TABLE_SIZE128; |
| 8595 | uint16_t agc_reg_array[IGP01E1000_PHY_CHANNEL_NUM4] = |
| 8596 | {IGP01E1000_PHY_AGC_A0x1172, IGP01E1000_PHY_AGC_B0x1272, |
| 8597 | IGP01E1000_PHY_AGC_C0x1472, IGP01E1000_PHY_AGC_D0x1872}; |
| 8598 | |
| 8599 | /* Read the AGC registers for all channels */ |
| 8600 | for (i = 0; i < IGP01E1000_PHY_CHANNEL_NUM4; i++) { |
| 8601 | ret_val = em_read_phy_reg(hw, agc_reg_array[i], |
| 8602 | &phy_data); |
| 8603 | if (ret_val) |
| 8604 | return ret_val; |
| 8605 | |
| 8606 | cur_agc_value = phy_data >> |
| 8607 | IGP01E1000_AGC_LENGTH_SHIFT7; |
| 8608 | |
| 8609 | /* Value bound check. */ |
| 8610 | if ((cur_agc_value >= |
| 8611 | IGP01E1000_AGC_LENGTH_TABLE_SIZE128 - 1) || |
| 8612 | (cur_agc_value == 0)) |
| 8613 | return -E1000_ERR_PHY2; |
| 8614 | |
| 8615 | agc_value += cur_agc_value; |
| 8616 | |
| 8617 | /* Update minimal AGC value. */ |
| 8618 | if (min_agc_value > cur_agc_value) |
| 8619 | min_agc_value = cur_agc_value; |
| 8620 | } |
| 8621 | |
| 8622 | /* Remove the minimal AGC result for length < 50m */ |
| 8623 | if (agc_value < IGP01E1000_PHY_CHANNEL_NUM4 * |
| 8624 | em_igp_cable_length_50) { |
| 8625 | agc_value -= min_agc_value; |
| 8626 | |
| 8627 | /* |
| 8628 | * Get the average length of the remaining 3 channels |
| 8629 | */ |
| 8630 | agc_value /= (IGP01E1000_PHY_CHANNEL_NUM4 - 1); |
| 8631 | } else { |
| 8632 | /* Get the average length of all the 4 channels. */ |
| 8633 | agc_value /= IGP01E1000_PHY_CHANNEL_NUM4; |
| 8634 | } |
| 8635 | |
| 8636 | /* Set the range of the calculated length. */ |
| 8637 | *min_length = ((em_igp_cable_length_table[agc_value] - |
| 8638 | IGP01E1000_AGC_RANGE10) > 0) ? |
| 8639 | (em_igp_cable_length_table[agc_value] - |
| 8640 | IGP01E1000_AGC_RANGE10) : 0; |
| 8641 | *max_length = em_igp_cable_length_table[agc_value] + |
| 8642 | IGP01E1000_AGC_RANGE10; |
| 8643 | } else if (hw->phy_type == em_phy_igp_2 || |
| 8644 | hw->phy_type == em_phy_igp_3) { |
| 8645 | uint16_t cur_agc_index, max_agc_index = 0; |
| 8646 | uint16_t min_agc_index = IGP02E1000_AGC_LENGTH_TABLE_SIZE113 - 1; |
| 8647 | uint16_t agc_reg_array[IGP02E1000_PHY_CHANNEL_NUM4] = |
| 8648 | {IGP02E1000_PHY_AGC_A0x11B1, IGP02E1000_PHY_AGC_B0x12B1, |
| 8649 | IGP02E1000_PHY_AGC_C0x14B1, IGP02E1000_PHY_AGC_D0x18B1}; |
| 8650 | /* Read the AGC registers for all channels */ |
| 8651 | for (i = 0; i < IGP02E1000_PHY_CHANNEL_NUM4; i++) { |
| 8652 | ret_val = em_read_phy_reg(hw, agc_reg_array[i], |
| 8653 | &phy_data); |
| 8654 | if (ret_val) |
| 8655 | return ret_val; |
| 8656 | /* |
| 8657 | * Getting bits 15:9, which represent the combination |
| 8658 | * of course and fine gain values. The result is a |
| 8659 | * number that can be put into the lookup table to |
| 8660 | * obtain the approximate cable length. |
| 8661 | */ |
| 8662 | cur_agc_index = (phy_data >> |
| 8663 | IGP02E1000_AGC_LENGTH_SHIFT9) & |
| 8664 | IGP02E1000_AGC_LENGTH_MASK0x7F; |
| 8665 | |
| 8666 | /* Array index bound check. */ |
| 8667 | if ((cur_agc_index >= IGP02E1000_AGC_LENGTH_TABLE_SIZE113) |
| 8668 | || (cur_agc_index == 0)) |
| 8669 | return -E1000_ERR_PHY2; |
| 8670 | |
| 8671 | /* Remove min & max AGC values from calculation. */ |
| 8672 | if (em_igp_2_cable_length_table[min_agc_index] > |
| 8673 | em_igp_2_cable_length_table[cur_agc_index]) |
| 8674 | min_agc_index = cur_agc_index; |
| 8675 | if (em_igp_2_cable_length_table[max_agc_index] < |
| 8676 | em_igp_2_cable_length_table[cur_agc_index]) |
| 8677 | max_agc_index = cur_agc_index; |
| 8678 | |
| 8679 | agc_value += em_igp_2_cable_length_table |
| 8680 | [cur_agc_index]; |
| 8681 | } |
| 8682 | |
| 8683 | agc_value -= (em_igp_2_cable_length_table[min_agc_index] + |
| 8684 | em_igp_2_cable_length_table[max_agc_index]); |
| 8685 | agc_value /= (IGP02E1000_PHY_CHANNEL_NUM4 - 2); |
| 8686 | /* |
| 8687 | * Calculate cable length with the error range of +/- 10 |
| 8688 | * meters. |
| 8689 | */ |
| 8690 | *min_length = ((agc_value - IGP02E1000_AGC_RANGE15) > 0) ? |
| 8691 | (agc_value - IGP02E1000_AGC_RANGE15) : 0; |
| 8692 | *max_length = agc_value + IGP02E1000_AGC_RANGE15; |
| 8693 | } |
| 8694 | return E1000_SUCCESS0; |
| 8695 | } |
| 8696 | |
| 8697 | /****************************************************************************** |
| 8698 | * Check if Downshift occurred |
| 8699 | * |
| 8700 | * hw - Struct containing variables accessed by shared code |
| 8701 | * downshift - output parameter : 0 - No Downshift occurred. |
| 8702 | * 1 - Downshift occurred. |
| 8703 | * |
| 8704 | * returns: - E1000_ERR_XXX |
| 8705 | * E1000_SUCCESS |
| 8706 | * |
| 8707 | * For phy's older then IGP, this function reads the Downshift bit in the Phy |
| 8708 | * Specific Status register. For IGP phy's, it reads the Downgrade bit in the |
| 8709 | * Link Health register. In IGP this bit is latched high, so the driver must |
| 8710 | * read it immediately after link is established. |
| 8711 | *****************************************************************************/ |
| 8712 | STATIC int32_t |
| 8713 | em_check_downshift(struct em_hw *hw) |
| 8714 | { |
| 8715 | int32_t ret_val; |
| 8716 | uint16_t phy_data; |
| 8717 | DEBUGFUNC("em_check_downshift");; |
| 8718 | |
| 8719 | if (hw->phy_type == em_phy_igp || |
| 8720 | hw->phy_type == em_phy_igp_3 || |
| 8721 | hw->phy_type == em_phy_igp_2) { |
| 8722 | ret_val = em_read_phy_reg(hw, IGP01E1000_PHY_LINK_HEALTH0x13, |
| 8723 | &phy_data); |
| 8724 | if (ret_val) |
| 8725 | return ret_val; |
| 8726 | |
| 8727 | hw->speed_downgraded = (phy_data & |
| 8728 | IGP01E1000_PLHR_SS_DOWNGRADE0x8000) ? 1 : 0; |
| 8729 | } else if ((hw->phy_type == em_phy_m88) || |
| 8730 | (hw->phy_type == em_phy_gg82563) || |
| 8731 | (hw->phy_type == em_phy_oem) || |
| 8732 | (hw->phy_type == em_phy_82578)) { |
| 8733 | ret_val = em_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS0x11, |
| 8734 | &phy_data); |
| 8735 | if (ret_val) |
| 8736 | return ret_val; |
| 8737 | |
| 8738 | hw->speed_downgraded = (phy_data & M88E1000_PSSR_DOWNSHIFT0x0020) >> |
| 8739 | M88E1000_PSSR_DOWNSHIFT_SHIFT5; |
| 8740 | } else if (hw->phy_type == em_phy_ife) { |
| 8741 | /* em_phy_ife supports 10/100 speed only */ |
| 8742 | hw->speed_downgraded = FALSE0; |
| 8743 | } |
| 8744 | return E1000_SUCCESS0; |
| 8745 | } |
| 8746 | |
| 8747 | /***************************************************************************** |
| 8748 | * |
| 8749 | * 82541_rev_2 & 82547_rev_2 have the capability to configure the DSP when a |
| 8750 | * gigabit link is achieved to improve link quality. |
| 8751 | * |
| 8752 | * hw: Struct containing variables accessed by shared code |
| 8753 | * |
| 8754 | * returns: - E1000_ERR_PHY if fail to read/write the PHY |
| 8755 | * E1000_SUCCESS at any other case. |
| 8756 | * |
| 8757 | ****************************************************************************/ |
| 8758 | STATIC int32_t |
| 8759 | em_config_dsp_after_link_change(struct em_hw *hw, boolean_t link_up) |
| 8760 | { |
| 8761 | int32_t ret_val; |
| 8762 | uint16_t phy_data, phy_saved_data, speed, duplex, i; |
| 8763 | uint16_t dsp_reg_array[IGP01E1000_PHY_CHANNEL_NUM4] = |
| 8764 | {IGP01E1000_PHY_AGC_PARAM_A0x1171, IGP01E1000_PHY_AGC_PARAM_B0x1271, |
| 8765 | IGP01E1000_PHY_AGC_PARAM_C0x1471, IGP01E1000_PHY_AGC_PARAM_D0x1871}; |
| 8766 | uint16_t min_length, max_length; |
| 8767 | DEBUGFUNC("em_config_dsp_after_link_change");; |
| 8768 | |
| 8769 | if (hw->phy_type != em_phy_igp) |
| 8770 | return E1000_SUCCESS0; |
| 8771 | |
| 8772 | if (link_up) { |
| 8773 | ret_val = em_get_speed_and_duplex(hw, &speed, &duplex); |
| 8774 | if (ret_val) { |
| 8775 | DEBUGOUT("Error getting link speed and duplex\n"); |
| 8776 | return ret_val; |
| 8777 | } |
| 8778 | if (speed == SPEED_10001000) { |
| 8779 | |
| 8780 | ret_val = em_get_cable_length(hw, &min_length, &max_length); |
| 8781 | if (ret_val) |
| 8782 | return ret_val; |
| 8783 | |
| 8784 | if ((hw->dsp_config_state == em_dsp_config_enabled) && |
| 8785 | min_length >= em_igp_cable_length_50) { |
| 8786 | |
| 8787 | for (i = 0; i < IGP01E1000_PHY_CHANNEL_NUM4; |
| 8788 | i++) { |
| 8789 | ret_val = em_read_phy_reg(hw, |
| 8790 | dsp_reg_array[i], &phy_data); |
| 8791 | if (ret_val) |
| 8792 | return ret_val; |
| 8793 | |
| 8794 | phy_data &= |
| 8795 | ~IGP01E1000_PHY_EDAC_MU_INDEX0xC000; |
| 8796 | |
| 8797 | ret_val = em_write_phy_reg(hw, |
| 8798 | dsp_reg_array[i], phy_data); |
| 8799 | if (ret_val) |
| 8800 | return ret_val; |
| 8801 | } |
| 8802 | hw->dsp_config_state = em_dsp_config_activated; |
| 8803 | } |
| 8804 | if ((hw->ffe_config_state == em_ffe_config_enabled) && |
| 8805 | (min_length < em_igp_cable_length_50)) { |
| 8806 | |
| 8807 | uint16_t ffe_idle_err_timeout = |
| 8808 | FFE_IDLE_ERR_COUNT_TIMEOUT_2020; |
| 8809 | uint32_t idle_errs = 0; |
| 8810 | /* clear previous idle error counts */ |
| 8811 | ret_val = em_read_phy_reg(hw, PHY_1000T_STATUS0x0A, |
| 8812 | &phy_data); |
| 8813 | if (ret_val) |
| 8814 | return ret_val; |
| 8815 | |
| 8816 | for (i = 0; i < ffe_idle_err_timeout; i++) { |
| 8817 | usec_delay(1000)(*delay_func)(1000); |
| 8818 | ret_val = em_read_phy_reg(hw, |
| 8819 | PHY_1000T_STATUS0x0A, &phy_data); |
| 8820 | if (ret_val) |
| 8821 | return ret_val; |
| 8822 | |
| 8823 | idle_errs += (phy_data & |
| 8824 | SR_1000T_IDLE_ERROR_CNT0x00FF); |
| 8825 | if (idle_errs > |
| 8826 | SR_1000T_PHY_EXCESSIVE_IDLE_ERR_COUNT5) { |
| 8827 | hw->ffe_config_state = |
| 8828 | em_ffe_config_active; |
| 8829 | |
| 8830 | ret_val = em_write_phy_reg(hw, |
| 8831 | IGP01E1000_PHY_DSP_FFE0x1F35, |
| 8832 | IGP01E1000_PHY_DSP_FFE_CM_CP0x0069); |
| 8833 | if (ret_val) |
| 8834 | return ret_val; |
| 8835 | break; |
| 8836 | } |
| 8837 | if (idle_errs) |
| 8838 | ffe_idle_err_timeout = |
| 8839 | FFE_IDLE_ERR_COUNT_TIMEOUT_100100; |
| 8840 | } |
| 8841 | } |
| 8842 | } |
| 8843 | } else { |
| 8844 | if (hw->dsp_config_state == em_dsp_config_activated) { |
| 8845 | /* |
| 8846 | * Save off the current value of register 0x2F5B to |
| 8847 | * be restored at the end of the routines. |
| 8848 | */ |
| 8849 | ret_val = em_read_phy_reg(hw, 0x2F5B, &phy_saved_data); |
| 8850 | |
| 8851 | if (ret_val) |
| 8852 | return ret_val; |
| 8853 | |
| 8854 | /* Disable the PHY transmitter */ |
| 8855 | ret_val = em_write_phy_reg(hw, 0x2F5B, 0x0003); |
| 8856 | |
| 8857 | if (ret_val) |
| 8858 | return ret_val; |
| 8859 | |
| 8860 | msec_delay_irq(20)(*delay_func)(1000*(20)); |
| 8861 | |
| 8862 | ret_val = em_write_phy_reg(hw, 0x0000, |
| 8863 | IGP01E1000_IEEE_FORCE_GIGA0x0140); |
| 8864 | if (ret_val) |
| 8865 | return ret_val; |
| 8866 | for (i = 0; i < IGP01E1000_PHY_CHANNEL_NUM4; i++) { |
| 8867 | ret_val = em_read_phy_reg(hw, dsp_reg_array[i], |
| 8868 | &phy_data); |
| 8869 | if (ret_val) |
| 8870 | return ret_val; |
| 8871 | |
| 8872 | phy_data &= ~IGP01E1000_PHY_EDAC_MU_INDEX0xC000; |
| 8873 | phy_data |= |
| 8874 | IGP01E1000_PHY_EDAC_SIGN_EXT_9_BITS0x8000; |
| 8875 | |
| 8876 | ret_val = em_write_phy_reg(hw, |
| 8877 | dsp_reg_array[i], phy_data); |
| 8878 | if (ret_val) |
| 8879 | return ret_val; |
| 8880 | } |
| 8881 | |
| 8882 | ret_val = em_write_phy_reg(hw, 0x0000, |
| 8883 | IGP01E1000_IEEE_RESTART_AUTONEG0x3300); |
| 8884 | if (ret_val) |
| 8885 | return ret_val; |
| 8886 | |
| 8887 | msec_delay_irq(20)(*delay_func)(1000*(20)); |
| 8888 | |
| 8889 | /* Now enable the transmitter */ |
| 8890 | ret_val = em_write_phy_reg(hw, 0x2F5B, phy_saved_data); |
| 8891 | |
| 8892 | if (ret_val) |
| 8893 | return ret_val; |
| 8894 | |
| 8895 | hw->dsp_config_state = em_dsp_config_enabled; |
| 8896 | } |
| 8897 | if (hw->ffe_config_state == em_ffe_config_active) { |
| 8898 | /* |
| 8899 | * Save off the current value of register 0x2F5B to |
| 8900 | * be restored at the end of the routines. |
| 8901 | */ |
| 8902 | ret_val = em_read_phy_reg(hw, 0x2F5B, &phy_saved_data); |
| 8903 | |
| 8904 | if (ret_val) |
| 8905 | return ret_val; |
| 8906 | |
| 8907 | /* Disable the PHY transmitter */ |
| 8908 | ret_val = em_write_phy_reg(hw, 0x2F5B, 0x0003); |
| 8909 | |
| 8910 | if (ret_val) |
| 8911 | return ret_val; |
| 8912 | |
| 8913 | msec_delay_irq(20)(*delay_func)(1000*(20)); |
| 8914 | |
| 8915 | ret_val = em_write_phy_reg(hw, 0x0000, |
| 8916 | IGP01E1000_IEEE_FORCE_GIGA0x0140); |
| 8917 | if (ret_val) |
| 8918 | return ret_val; |
| 8919 | ret_val = em_write_phy_reg(hw, IGP01E1000_PHY_DSP_FFE0x1F35, |
| 8920 | IGP01E1000_PHY_DSP_FFE_DEFAULT0x002A); |
| 8921 | if (ret_val) |
| 8922 | return ret_val; |
| 8923 | |
| 8924 | ret_val = em_write_phy_reg(hw, 0x0000, |
| 8925 | IGP01E1000_IEEE_RESTART_AUTONEG0x3300); |
| 8926 | if (ret_val) |
| 8927 | return ret_val; |
| 8928 | |
| 8929 | msec_delay_irq(20)(*delay_func)(1000*(20)); |
| 8930 | |
| 8931 | /* Now enable the transmitter */ |
| 8932 | ret_val = em_write_phy_reg(hw, 0x2F5B, phy_saved_data); |
| 8933 | |
| 8934 | if (ret_val) |
| 8935 | return ret_val; |
| 8936 | |
| 8937 | hw->ffe_config_state = em_ffe_config_enabled; |
| 8938 | } |
| 8939 | } |
| 8940 | return E1000_SUCCESS0; |
| 8941 | } |
| 8942 | |
| 8943 | /***************************************************************************** |
| 8944 | * Set PHY to class A mode |
| 8945 | * Assumes the following operations will follow to enable the new class mode. |
| 8946 | * 1. Do a PHY soft reset |
| 8947 | * 2. Restart auto-negotiation or force link. |
| 8948 | * |
| 8949 | * hw - Struct containing variables accessed by shared code |
| 8950 | ****************************************************************************/ |
| 8951 | static int32_t |
| 8952 | em_set_phy_mode(struct em_hw *hw) |
| 8953 | { |
| 8954 | int32_t ret_val; |
| 8955 | uint16_t eeprom_data; |
| 8956 | DEBUGFUNC("em_set_phy_mode");; |
| 8957 | |
| 8958 | if ((hw->mac_type == em_82545_rev_3) && |
| 8959 | (hw->media_type == em_media_type_copper)) { |
| 8960 | ret_val = em_read_eeprom(hw, EEPROM_PHY_CLASS_WORD0x0007, 1, |
| 8961 | &eeprom_data); |
| 8962 | if (ret_val) { |
| 8963 | return ret_val; |
| 8964 | } |
| 8965 | if ((eeprom_data != EEPROM_RESERVED_WORD0xFFFF) && |
| 8966 | (eeprom_data & EEPROM_PHY_CLASS_A0x8000)) { |
| 8967 | ret_val = em_write_phy_reg(hw, |
| 8968 | M88E1000_PHY_PAGE_SELECT0x1D, 0x000B); |
| 8969 | if (ret_val) |
| 8970 | return ret_val; |
| 8971 | ret_val = em_write_phy_reg(hw, |
| 8972 | M88E1000_PHY_GEN_CONTROL0x1E, 0x8104); |
| 8973 | if (ret_val) |
| 8974 | return ret_val; |
| 8975 | |
| 8976 | hw->phy_reset_disable = FALSE0; |
| 8977 | } |
| 8978 | } |
| 8979 | return E1000_SUCCESS0; |
| 8980 | } |
| 8981 | |
| 8982 | /***************************************************************************** |
| 8983 | * |
| 8984 | * This function sets the lplu state according to the active flag. When |
| 8985 | * activating lplu this function also disables smart speed and vise versa. |
| 8986 | * lplu will not be activated unless the device autonegotiation advertisement |
| 8987 | * meets standards of either 10 or 10/100 or 10/100/1000 at all duplexes. |
| 8988 | * hw: Struct containing variables accessed by shared code |
| 8989 | * active - true to enable lplu false to disable lplu. |
| 8990 | * |
| 8991 | * returns: - E1000_ERR_PHY if fail to read/write the PHY |
| 8992 | * E1000_SUCCESS at any other case. |
| 8993 | * |
| 8994 | ****************************************************************************/ |
| 8995 | STATIC int32_t |
| 8996 | em_set_d3_lplu_state(struct em_hw *hw, boolean_t active) |
| 8997 | { |
| 8998 | uint32_t phy_ctrl = 0; |
| 8999 | int32_t ret_val; |
| 9000 | uint16_t phy_data; |
| 9001 | DEBUGFUNC("em_set_d3_lplu_state");; |
| 9002 | |
| 9003 | if (hw->phy_type != em_phy_igp && hw->phy_type != em_phy_igp_2 |
| 9004 | && hw->phy_type != em_phy_igp_3) |
| 9005 | return E1000_SUCCESS0; |
| 9006 | /* |
| 9007 | * During driver activity LPLU should not be used or it will attain |
| 9008 | * link from the lowest speeds starting from 10Mbps. The capability |
| 9009 | * is used for Dx transitions and states |
| 9010 | */ |
| 9011 | if (hw->mac_type == em_82541_rev_2 || hw->mac_type == em_82547_rev_2) { |
| 9012 | ret_val = em_read_phy_reg(hw, IGP01E1000_GMII_FIFO0x14, &phy_data); |
| 9013 | if (ret_val) |
| 9014 | return ret_val; |
| 9015 | } else if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 9016 | /* |
| 9017 | * MAC writes into PHY register based on the state transition |
| 9018 | * and start auto-negotiation. SW driver can overwrite the |
| 9019 | * settings in CSR PHY power control E1000_PHY_CTRL register. |
| 9020 | */ |
| 9021 | phy_ctrl = E1000_READ_REG(hw, PHY_CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F10 : em_translate_82542_register (0x00F10))))); |
| 9022 | } else { |
| 9023 | ret_val = em_read_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT0x19, |
| 9024 | &phy_data); |
| 9025 | if (ret_val) |
| 9026 | return ret_val; |
| 9027 | } |
| 9028 | |
| 9029 | if (!active) { |
| 9030 | if (hw->mac_type == em_82541_rev_2 || |
| 9031 | hw->mac_type == em_82547_rev_2) { |
| 9032 | phy_data &= ~IGP01E1000_GMII_FLEX_SPD0x10; |
| 9033 | ret_val = em_write_phy_reg(hw, IGP01E1000_GMII_FIFO0x14, |
| 9034 | phy_data); |
| 9035 | if (ret_val) |
| 9036 | return ret_val; |
| 9037 | } else { |
| 9038 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 9039 | phy_ctrl &= ~E1000_PHY_CTRL_NOND0A_LPLU0x00000004; |
| 9040 | E1000_WRITE_REG(hw, PHY_CTRL, phy_ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F10 : em_translate_82542_register (0x00F10))), (phy_ctrl))); |
| 9041 | } else { |
| 9042 | phy_data &= ~IGP02E1000_PM_D3_LPLU0x0004; |
| 9043 | ret_val = em_write_phy_reg(hw, |
| 9044 | IGP02E1000_PHY_POWER_MGMT0x19, phy_data); |
| 9045 | if (ret_val) |
| 9046 | return ret_val; |
| 9047 | } |
| 9048 | } |
| 9049 | /* |
| 9050 | * LPLU and SmartSpeed are mutually exclusive. LPLU is used |
| 9051 | * during Dx states where the power conservation is most |
| 9052 | * important. During driver activity we should enable |
| 9053 | * SmartSpeed, so performance is maintained. |
| 9054 | */ |
| 9055 | if (hw->smart_speed == em_smart_speed_on) { |
| 9056 | ret_val = em_read_phy_reg(hw, |
| 9057 | IGP01E1000_PHY_PORT_CONFIG0x10, &phy_data); |
| 9058 | if (ret_val) |
| 9059 | return ret_val; |
| 9060 | |
| 9061 | phy_data |= IGP01E1000_PSCFR_SMART_SPEED0x0080; |
| 9062 | ret_val = em_write_phy_reg(hw, |
| 9063 | IGP01E1000_PHY_PORT_CONFIG0x10, phy_data); |
| 9064 | if (ret_val) |
| 9065 | return ret_val; |
| 9066 | } else if (hw->smart_speed == em_smart_speed_off) { |
| 9067 | ret_val = em_read_phy_reg(hw, |
| 9068 | IGP01E1000_PHY_PORT_CONFIG0x10, &phy_data); |
| 9069 | if (ret_val) |
| 9070 | return ret_val; |
| 9071 | |
| 9072 | phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED0x0080; |
| 9073 | ret_val = em_write_phy_reg(hw, |
| 9074 | IGP01E1000_PHY_PORT_CONFIG0x10, phy_data); |
| 9075 | if (ret_val) |
| 9076 | return ret_val; |
| 9077 | } |
| 9078 | } else if ((hw->autoneg_advertised == AUTONEG_ADVERTISE_SPEED_DEFAULT0x002F) |
| 9079 | || (hw->autoneg_advertised == AUTONEG_ADVERTISE_10_ALL0x0003) || |
| 9080 | (hw->autoneg_advertised == AUTONEG_ADVERTISE_10_100_ALL0x000F)) { |
| 9081 | |
| 9082 | if (hw->mac_type == em_82541_rev_2 || |
| 9083 | hw->mac_type == em_82547_rev_2) { |
| 9084 | phy_data |= IGP01E1000_GMII_FLEX_SPD0x10; |
| 9085 | ret_val = em_write_phy_reg(hw, IGP01E1000_GMII_FIFO0x14, |
| 9086 | phy_data); |
| 9087 | if (ret_val) |
| 9088 | return ret_val; |
| 9089 | } else { |
| 9090 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 9091 | phy_ctrl |= E1000_PHY_CTRL_NOND0A_LPLU0x00000004; |
| 9092 | E1000_WRITE_REG(hw, PHY_CTRL, phy_ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F10 : em_translate_82542_register (0x00F10))), (phy_ctrl))); |
| 9093 | } else { |
| 9094 | phy_data |= IGP02E1000_PM_D3_LPLU0x0004; |
| 9095 | ret_val = em_write_phy_reg(hw, |
| 9096 | IGP02E1000_PHY_POWER_MGMT0x19, phy_data); |
| 9097 | if (ret_val) |
| 9098 | return ret_val; |
| 9099 | } |
| 9100 | } |
| 9101 | |
| 9102 | /* When LPLU is enabled we should disable SmartSpeed */ |
| 9103 | ret_val = em_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG0x10, |
| 9104 | &phy_data); |
| 9105 | if (ret_val) |
| 9106 | return ret_val; |
| 9107 | |
| 9108 | phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED0x0080; |
| 9109 | ret_val = em_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG0x10, |
| 9110 | phy_data); |
| 9111 | if (ret_val) |
| 9112 | return ret_val; |
| 9113 | |
| 9114 | } |
| 9115 | return E1000_SUCCESS0; |
| 9116 | } |
| 9117 | |
| 9118 | /***************************************************************************** |
| 9119 | * |
| 9120 | * This function sets the lplu d0 state according to the active flag. When |
| 9121 | * activating lplu this function also disables smart speed and vise versa. |
| 9122 | * lplu will not be activated unless the device autonegotiation advertisement |
| 9123 | * meets standards of either 10 or 10/100 or 10/100/1000 at all duplexes. |
| 9124 | * hw: Struct containing variables accessed by shared code |
| 9125 | * active - true to enable lplu false to disable lplu. |
| 9126 | * |
| 9127 | * returns: - E1000_ERR_PHY if fail to read/write the PHY |
| 9128 | * E1000_SUCCESS at any other case. |
| 9129 | * |
| 9130 | ****************************************************************************/ |
| 9131 | STATIC int32_t |
| 9132 | em_set_d0_lplu_state(struct em_hw *hw, boolean_t active) |
| 9133 | { |
| 9134 | uint32_t phy_ctrl = 0; |
| 9135 | int32_t ret_val; |
| 9136 | uint16_t phy_data; |
| 9137 | DEBUGFUNC("em_set_d0_lplu_state");; |
| 9138 | |
| 9139 | if (hw->mac_type <= em_82547_rev_2) |
| 9140 | return E1000_SUCCESS0; |
| 9141 | |
| 9142 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 9143 | phy_ctrl = E1000_READ_REG(hw, PHY_CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F10 : em_translate_82542_register (0x00F10))))); |
| 9144 | } else { |
| 9145 | ret_val = em_read_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT0x19, |
| 9146 | &phy_data); |
| 9147 | if (ret_val) |
| 9148 | return ret_val; |
| 9149 | } |
| 9150 | |
| 9151 | if (!active) { |
| 9152 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 9153 | phy_ctrl &= ~E1000_PHY_CTRL_D0A_LPLU0x00000002; |
| 9154 | E1000_WRITE_REG(hw, PHY_CTRL, phy_ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F10 : em_translate_82542_register (0x00F10))), (phy_ctrl))); |
| 9155 | } else { |
| 9156 | phy_data &= ~IGP02E1000_PM_D0_LPLU0x0002; |
| 9157 | ret_val = em_write_phy_reg(hw, |
| 9158 | IGP02E1000_PHY_POWER_MGMT0x19, phy_data); |
| 9159 | if (ret_val) |
| 9160 | return ret_val; |
| 9161 | } |
| 9162 | /* |
| 9163 | * LPLU and SmartSpeed are mutually exclusive. LPLU is used |
| 9164 | * during Dx states where the power conservation is most |
| 9165 | * important. During driver activity we should enable |
| 9166 | * SmartSpeed, so performance is maintained. |
| 9167 | */ |
| 9168 | if (hw->smart_speed == em_smart_speed_on) { |
| 9169 | ret_val = em_read_phy_reg(hw, |
| 9170 | IGP01E1000_PHY_PORT_CONFIG0x10, &phy_data); |
| 9171 | if (ret_val) |
| 9172 | return ret_val; |
| 9173 | |
| 9174 | phy_data |= IGP01E1000_PSCFR_SMART_SPEED0x0080; |
| 9175 | ret_val = em_write_phy_reg(hw, |
| 9176 | IGP01E1000_PHY_PORT_CONFIG0x10, phy_data); |
| 9177 | if (ret_val) |
| 9178 | return ret_val; |
| 9179 | } else if (hw->smart_speed == em_smart_speed_off) { |
| 9180 | ret_val = em_read_phy_reg(hw, |
| 9181 | IGP01E1000_PHY_PORT_CONFIG0x10, &phy_data); |
| 9182 | if (ret_val) |
| 9183 | return ret_val; |
| 9184 | |
| 9185 | phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED0x0080; |
| 9186 | ret_val = em_write_phy_reg(hw, |
| 9187 | IGP01E1000_PHY_PORT_CONFIG0x10, phy_data); |
| 9188 | if (ret_val) |
| 9189 | return ret_val; |
| 9190 | } |
| 9191 | } else { |
| 9192 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 9193 | phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU0x00000002; |
| 9194 | E1000_WRITE_REG(hw, PHY_CTRL, phy_ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F10 : em_translate_82542_register (0x00F10))), (phy_ctrl))); |
| 9195 | } else { |
| 9196 | phy_data |= IGP02E1000_PM_D0_LPLU0x0002; |
| 9197 | ret_val = em_write_phy_reg(hw, |
| 9198 | IGP02E1000_PHY_POWER_MGMT0x19, phy_data); |
| 9199 | if (ret_val) |
| 9200 | return ret_val; |
| 9201 | } |
| 9202 | |
| 9203 | /* When LPLU is enabled we should disable SmartSpeed */ |
| 9204 | ret_val = em_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG0x10, |
| 9205 | &phy_data); |
| 9206 | if (ret_val) |
| 9207 | return ret_val; |
| 9208 | |
| 9209 | phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED0x0080; |
| 9210 | ret_val = em_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG0x10, |
| 9211 | phy_data); |
| 9212 | if (ret_val) |
| 9213 | return ret_val; |
| 9214 | |
| 9215 | } |
| 9216 | return E1000_SUCCESS0; |
| 9217 | } |
| 9218 | |
| 9219 | /*************************************************************************** |
| 9220 | * Set Low Power Link Up state |
| 9221 | * |
| 9222 | * Sets the LPLU state according to the active flag. For PCH, if OEM write |
| 9223 | * bit are disabled in the NVM, writing the LPLU bits in the MAC will not set |
| 9224 | * the phy speed. This function will manually set the LPLU bit and restart |
| 9225 | * auto-neg as hw would do. D3 and D0 LPLU will call the same function |
| 9226 | * since it configures the same bit. |
| 9227 | ***************************************************************************/ |
| 9228 | int32_t |
| 9229 | em_set_lplu_state_pchlan(struct em_hw *hw, boolean_t active) |
| 9230 | { |
| 9231 | int32_t ret_val = E1000_SUCCESS0; |
| 9232 | uint16_t oem_reg; |
| 9233 | |
| 9234 | DEBUGFUNC("e1000_set_lplu_state_pchlan");; |
| 9235 | |
| 9236 | ret_val = em_read_phy_reg(hw, HV_OEM_BITS(((768) << 5) | ((25) & 0x1F)), &oem_reg); |
| 9237 | if (ret_val) |
| 9238 | goto out; |
| 9239 | |
| 9240 | if (active) |
| 9241 | oem_reg |= HV_OEM_BITS_LPLU0x0004; |
| 9242 | else |
| 9243 | oem_reg &= ~HV_OEM_BITS_LPLU0x0004; |
| 9244 | |
| 9245 | oem_reg |= HV_OEM_BITS_RESTART_AN0x0400; |
| 9246 | ret_val = em_write_phy_reg(hw, HV_OEM_BITS(((768) << 5) | ((25) & 0x1F)), oem_reg); |
| 9247 | |
| 9248 | out: |
| 9249 | return ret_val; |
| 9250 | } |
| 9251 | |
| 9252 | /****************************************************************************** |
| 9253 | * Change VCO speed register to improve Bit Error Rate performance of SERDES. |
| 9254 | * |
| 9255 | * hw - Struct containing variables accessed by shared code |
| 9256 | *****************************************************************************/ |
| 9257 | static int32_t |
| 9258 | em_set_vco_speed(struct em_hw *hw) |
| 9259 | { |
| 9260 | int32_t ret_val; |
| 9261 | uint16_t default_page = 0; |
| 9262 | uint16_t phy_data; |
| 9263 | DEBUGFUNC("em_set_vco_speed");; |
| 9264 | |
| 9265 | switch (hw->mac_type) { |
| 9266 | case em_82545_rev_3: |
| 9267 | case em_82546_rev_3: |
| 9268 | break; |
| 9269 | default: |
| 9270 | return E1000_SUCCESS0; |
| 9271 | } |
| 9272 | |
| 9273 | /* Set PHY register 30, page 5, bit 8 to 0 */ |
| 9274 | |
| 9275 | ret_val = em_read_phy_reg(hw, M88E1000_PHY_PAGE_SELECT0x1D, &default_page); |
| 9276 | if (ret_val) |
| 9277 | return ret_val; |
| 9278 | |
| 9279 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT0x1D, 0x0005); |
| 9280 | if (ret_val) |
| 9281 | return ret_val; |
| 9282 | |
| 9283 | ret_val = em_read_phy_reg(hw, M88E1000_PHY_GEN_CONTROL0x1E, &phy_data); |
| 9284 | if (ret_val) |
| 9285 | return ret_val; |
| 9286 | |
| 9287 | phy_data &= ~M88E1000_PHY_VCO_REG_BIT80x100; |
| 9288 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL0x1E, phy_data); |
| 9289 | if (ret_val) |
| 9290 | return ret_val; |
| 9291 | |
| 9292 | /* Set PHY register 30, page 4, bit 11 to 1 */ |
| 9293 | |
| 9294 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT0x1D, 0x0004); |
| 9295 | if (ret_val) |
| 9296 | return ret_val; |
| 9297 | |
| 9298 | ret_val = em_read_phy_reg(hw, M88E1000_PHY_GEN_CONTROL0x1E, &phy_data); |
| 9299 | if (ret_val) |
| 9300 | return ret_val; |
| 9301 | |
| 9302 | phy_data |= M88E1000_PHY_VCO_REG_BIT110x800; |
| 9303 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL0x1E, phy_data); |
| 9304 | if (ret_val) |
| 9305 | return ret_val; |
| 9306 | |
| 9307 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT0x1D, default_page); |
| 9308 | if (ret_val) |
| 9309 | return ret_val; |
| 9310 | |
| 9311 | return E1000_SUCCESS0; |
| 9312 | } |
| 9313 | |
| 9314 | /***************************************************************************** |
| 9315 | * This function reads the cookie from ARC ram. |
| 9316 | * |
| 9317 | * returns: - E1000_SUCCESS . |
| 9318 | ****************************************************************************/ |
| 9319 | STATIC int32_t |
| 9320 | em_host_if_read_cookie(struct em_hw *hw, uint8_t *buffer) |
| 9321 | { |
| 9322 | uint8_t i; |
| 9323 | uint32_t offset = E1000_MNG_DHCP_COOKIE_OFFSET0x6F0; |
| 9324 | uint8_t length = E1000_MNG_DHCP_COOKIE_LENGTH0x10; |
| 9325 | length = (length >> 2); |
| 9326 | offset = (offset >> 2); |
| 9327 | |
| 9328 | for (i = 0; i < length; i++) { |
| 9329 | *((uint32_t *) buffer + i) = |
| 9330 | E1000_READ_REG_ARRAY_DWORD(hw, HOST_IF, offset + i)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x08800 : em_translate_82542_register (0x08800)) + ((offset + i) << 2)))); |
| 9331 | } |
| 9332 | return E1000_SUCCESS0; |
| 9333 | } |
| 9334 | |
| 9335 | /***************************************************************************** |
| 9336 | * This function checks whether the HOST IF is enabled for command operation |
| 9337 | * and also checks whether the previous command is completed. |
| 9338 | * It busy waits in case of previous command is not completed. |
| 9339 | * |
| 9340 | * returns: - E1000_ERR_HOST_INTERFACE_COMMAND in case if is not ready or |
| 9341 | * timeout |
| 9342 | * - E1000_SUCCESS for success. |
| 9343 | ****************************************************************************/ |
| 9344 | STATIC int32_t |
| 9345 | em_mng_enable_host_if(struct em_hw *hw) |
| 9346 | { |
| 9347 | uint32_t hicr; |
| 9348 | uint8_t i; |
| 9349 | /* Check that the host interface is enabled. */ |
| 9350 | hicr = E1000_READ_REG(hw, HICR)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x08F00 : em_translate_82542_register (0x08F00))))); |
| 9351 | if ((hicr & E1000_HICR_EN0x00000001) == 0) { |
| 9352 | DEBUGOUT("E1000_HOST_EN bit disabled.\n"); |
| 9353 | return -E1000_ERR_HOST_INTERFACE_COMMAND11; |
| 9354 | } |
| 9355 | /* check the previous command is completed */ |
| 9356 | for (i = 0; i < E1000_MNG_DHCP_COMMAND_TIMEOUT10; i++) { |
| 9357 | hicr = E1000_READ_REG(hw, HICR)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x08F00 : em_translate_82542_register (0x08F00))))); |
| 9358 | if (!(hicr & E1000_HICR_C0x00000002)) |
| 9359 | break; |
| 9360 | msec_delay_irq(1)(*delay_func)(1000*(1)); |
| 9361 | } |
| 9362 | |
| 9363 | if (i == E1000_MNG_DHCP_COMMAND_TIMEOUT10) { |
| 9364 | DEBUGOUT("Previous command timeout failed .\n"); |
| 9365 | return -E1000_ERR_HOST_INTERFACE_COMMAND11; |
| 9366 | } |
| 9367 | return E1000_SUCCESS0; |
| 9368 | } |
| 9369 | |
| 9370 | /***************************************************************************** |
| 9371 | * This function checks the mode of the firmware. |
| 9372 | * |
| 9373 | * returns - TRUE when the mode is IAMT or FALSE. |
| 9374 | ****************************************************************************/ |
| 9375 | boolean_t |
| 9376 | em_check_mng_mode(struct em_hw *hw) |
| 9377 | { |
| 9378 | uint32_t fwsm; |
| 9379 | fwsm = E1000_READ_REG(hw, FWSM)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B54 : em_translate_82542_register (0x05B54))))); |
| 9380 | |
| 9381 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 9382 | if ((fwsm & E1000_FWSM_MODE_MASK0x0000000E) == |
| 9383 | (E1000_MNG_ICH_IAMT_MODE0x2 << E1000_FWSM_MODE_SHIFT1)) |
| 9384 | return TRUE1; |
| 9385 | } else if ((fwsm & E1000_FWSM_MODE_MASK0x0000000E) == |
| 9386 | (E1000_MNG_IAMT_MODE0x3 << E1000_FWSM_MODE_SHIFT1)) |
| 9387 | return TRUE1; |
| 9388 | |
| 9389 | return FALSE0; |
| 9390 | } |
| 9391 | |
| 9392 | /***************************************************************************** |
| 9393 | * This function calculates the checksum. |
| 9394 | * |
| 9395 | * returns - checksum of buffer contents. |
| 9396 | ****************************************************************************/ |
| 9397 | STATIC uint8_t |
| 9398 | em_calculate_mng_checksum(char *buffer, uint32_t length) |
| 9399 | { |
| 9400 | uint8_t sum = 0; |
| 9401 | uint32_t i; |
| 9402 | if (!buffer) |
| 9403 | return 0; |
| 9404 | |
| 9405 | for (i = 0; i < length; i++) |
| 9406 | sum += buffer[i]; |
| 9407 | |
| 9408 | return (uint8_t) (0 - sum); |
| 9409 | } |
| 9410 | |
| 9411 | /***************************************************************************** |
| 9412 | * This function checks whether tx pkt filtering needs to be enabled or not. |
| 9413 | * |
| 9414 | * returns - TRUE for packet filtering or FALSE. |
| 9415 | ****************************************************************************/ |
| 9416 | boolean_t |
| 9417 | em_enable_tx_pkt_filtering(struct em_hw *hw) |
| 9418 | { |
| 9419 | /* called in init as well as watchdog timer functions */ |
| 9420 | int32_t ret_val, checksum; |
| 9421 | boolean_t tx_filter = FALSE0; |
| 9422 | struct em_host_mng_dhcp_cookie *hdr = &(hw->mng_cookie); |
| 9423 | uint8_t *buffer = (uint8_t *) & (hw->mng_cookie); |
| 9424 | if (em_check_mng_mode(hw)) { |
| 9425 | ret_val = em_mng_enable_host_if(hw); |
| 9426 | if (ret_val == E1000_SUCCESS0) { |
| 9427 | ret_val = em_host_if_read_cookie(hw, buffer); |
| 9428 | if (ret_val == E1000_SUCCESS0) { |
| 9429 | checksum = hdr->checksum; |
| 9430 | hdr->checksum = 0; |
| 9431 | if ((hdr->signature == E1000_IAMT_SIGNATURE0x544D4149) && |
| 9432 | checksum == em_calculate_mng_checksum( |
| 9433 | (char *) buffer, |
| 9434 | E1000_MNG_DHCP_COOKIE_LENGTH0x10)) { |
| 9435 | if (hdr->status & |
| 9436 | E1000_MNG_DHCP_COOKIE_STATUS_PARSING_SUPPORT0x1) |
| 9437 | tx_filter = TRUE1; |
| 9438 | } else |
| 9439 | tx_filter = TRUE1; |
| 9440 | } else |
| 9441 | tx_filter = TRUE1; |
| 9442 | } |
| 9443 | } |
| 9444 | hw->tx_pkt_filtering = tx_filter; |
| 9445 | return tx_filter; |
| 9446 | } |
| 9447 | |
| 9448 | static int32_t |
| 9449 | em_polarity_reversal_workaround(struct em_hw *hw) |
| 9450 | { |
| 9451 | int32_t ret_val; |
| 9452 | uint16_t mii_status_reg; |
| 9453 | uint16_t i; |
| 9454 | /* Polarity reversal workaround for forced 10F/10H links. */ |
| 9455 | |
| 9456 | /* Disable the transmitter on the PHY */ |
| 9457 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT0x1D, 0x0019); |
| 9458 | if (ret_val) |
| 9459 | return ret_val; |
| 9460 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL0x1E, 0xFFFF); |
| 9461 | if (ret_val) |
| 9462 | return ret_val; |
| 9463 | |
| 9464 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT0x1D, 0x0000); |
| 9465 | if (ret_val) |
| 9466 | return ret_val; |
| 9467 | |
| 9468 | /* This loop will early-out if the NO link condition has been met. */ |
| 9469 | for (i = PHY_FORCE_TIME20; i > 0; i--) { |
| 9470 | /* |
| 9471 | * Read the MII Status Register and wait for Link Status bit |
| 9472 | * to be clear. |
| 9473 | */ |
| 9474 | |
| 9475 | ret_val = em_read_phy_reg(hw, PHY_STATUS0x01, &mii_status_reg); |
| 9476 | if (ret_val) |
| 9477 | return ret_val; |
| 9478 | |
| 9479 | ret_val = em_read_phy_reg(hw, PHY_STATUS0x01, &mii_status_reg); |
| 9480 | if (ret_val) |
| 9481 | return ret_val; |
| 9482 | |
| 9483 | if ((mii_status_reg & ~MII_SR_LINK_STATUS0x0004) == 0) |
| 9484 | break; |
| 9485 | msec_delay_irq(100)(*delay_func)(1000*(100)); |
| 9486 | } |
| 9487 | |
| 9488 | /* Recommended delay time after link has been lost */ |
| 9489 | msec_delay_irq(1000)(*delay_func)(1000*(1000)); |
| 9490 | |
| 9491 | /* Now we will re-enable the transmitter on the PHY */ |
| 9492 | |
| 9493 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT0x1D, 0x0019); |
| 9494 | if (ret_val) |
| 9495 | return ret_val; |
| 9496 | msec_delay_irq(50)(*delay_func)(1000*(50)); |
| 9497 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL0x1E, 0xFFF0); |
| 9498 | if (ret_val) |
| 9499 | return ret_val; |
| 9500 | msec_delay_irq(50)(*delay_func)(1000*(50)); |
| 9501 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL0x1E, 0xFF00); |
| 9502 | if (ret_val) |
| 9503 | return ret_val; |
| 9504 | msec_delay_irq(50)(*delay_func)(1000*(50)); |
| 9505 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL0x1E, 0x0000); |
| 9506 | if (ret_val) |
| 9507 | return ret_val; |
| 9508 | |
| 9509 | ret_val = em_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT0x1D, 0x0000); |
| 9510 | if (ret_val) |
| 9511 | return ret_val; |
| 9512 | |
| 9513 | /* This loop will early-out if the link condition has been met. */ |
| 9514 | for (i = PHY_FORCE_TIME20; i > 0; i--) { |
| 9515 | /* |
| 9516 | * Read the MII Status Register and wait for Link Status bit |
| 9517 | * to be set. |
| 9518 | */ |
| 9519 | |
| 9520 | ret_val = em_read_phy_reg(hw, PHY_STATUS0x01, &mii_status_reg); |
| 9521 | if (ret_val) |
| 9522 | return ret_val; |
| 9523 | |
| 9524 | ret_val = em_read_phy_reg(hw, PHY_STATUS0x01, &mii_status_reg); |
| 9525 | if (ret_val) |
| 9526 | return ret_val; |
| 9527 | |
| 9528 | if (mii_status_reg & MII_SR_LINK_STATUS0x0004) |
| 9529 | break; |
| 9530 | msec_delay_irq(100)(*delay_func)(1000*(100)); |
| 9531 | } |
| 9532 | return E1000_SUCCESS0; |
| 9533 | } |
| 9534 | |
| 9535 | /****************************************************************************** |
| 9536 | * |
| 9537 | * Disables PCI-Express master access. |
| 9538 | * |
| 9539 | * hw: Struct containing variables accessed by shared code |
| 9540 | * |
| 9541 | * returns: - none. |
| 9542 | * |
| 9543 | *****************************************************************************/ |
| 9544 | STATIC void |
| 9545 | em_set_pci_express_master_disable(struct em_hw *hw) |
| 9546 | { |
| 9547 | uint32_t ctrl; |
| 9548 | DEBUGFUNC("em_set_pci_express_master_disable");; |
| 9549 | |
| 9550 | if (hw->bus_type != em_bus_type_pci_express) |
| 9551 | return; |
| 9552 | |
| 9553 | ctrl = E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))); |
| 9554 | ctrl |= E1000_CTRL_GIO_MASTER_DISABLE0x00000004; |
| 9555 | E1000_WRITE_REG(hw, CTRL, ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (ctrl))); |
| 9556 | } |
| 9557 | |
| 9558 | /****************************************************************************** |
| 9559 | * |
| 9560 | * Disables PCI-Express master access and verifies there are no pending |
| 9561 | * requests |
| 9562 | * |
| 9563 | * hw: Struct containing variables accessed by shared code |
| 9564 | * |
| 9565 | * returns: - E1000_ERR_MASTER_REQUESTS_PENDING if master disable bit hasn't |
| 9566 | * caused the master requests to be disabled. |
| 9567 | * E1000_SUCCESS master requests disabled. |
| 9568 | * |
| 9569 | ******************************************************************************/ |
| 9570 | int32_t |
| 9571 | em_disable_pciex_master(struct em_hw *hw) |
| 9572 | { |
| 9573 | int32_t timeout = MASTER_DISABLE_TIMEOUT800; /* 80ms */ |
| 9574 | DEBUGFUNC("em_disable_pciex_master");; |
| 9575 | |
| 9576 | if (hw->bus_type != em_bus_type_pci_express) |
| 9577 | return E1000_SUCCESS0; |
| 9578 | |
| 9579 | em_set_pci_express_master_disable(hw); |
| 9580 | |
| 9581 | while (timeout) { |
| 9582 | if (!(E1000_READ_REG(hw, STATUS)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))) & |
| 9583 | E1000_STATUS_GIO_MASTER_ENABLE0x00080000)) |
| 9584 | break; |
| 9585 | else |
| 9586 | usec_delay(100)(*delay_func)(100); |
| 9587 | timeout--; |
| 9588 | } |
| 9589 | |
| 9590 | if (!timeout) { |
| 9591 | DEBUGOUT("Master requests are pending.\n"); |
| 9592 | return -E1000_ERR_MASTER_REQUESTS_PENDING10; |
| 9593 | } |
| 9594 | return E1000_SUCCESS0; |
| 9595 | } |
| 9596 | |
| 9597 | /****************************************************************************** |
| 9598 | * |
| 9599 | * Check for EEPROM Auto Read bit done. |
| 9600 | * |
| 9601 | * hw: Struct containing variables accessed by shared code |
| 9602 | * |
| 9603 | * returns: - E1000_ERR_RESET if fail to reset MAC |
| 9604 | * E1000_SUCCESS at any other case. |
| 9605 | * |
| 9606 | ******************************************************************************/ |
| 9607 | STATIC int32_t |
| 9608 | em_get_auto_rd_done(struct em_hw *hw) |
| 9609 | { |
| 9610 | int32_t timeout = AUTO_READ_DONE_TIMEOUT10; |
| 9611 | DEBUGFUNC("em_get_auto_rd_done");; |
| 9612 | |
| 9613 | switch (hw->mac_type) { |
| 9614 | default: |
| 9615 | msec_delay(5)(*delay_func)(1000*(5)); |
| 9616 | break; |
| 9617 | case em_82571: |
| 9618 | case em_82572: |
| 9619 | case em_82573: |
| 9620 | case em_82574: |
| 9621 | case em_82575: |
| 9622 | case em_82576: |
| 9623 | case em_82580: |
| 9624 | case em_80003es2lan: |
| 9625 | case em_i210: |
| 9626 | case em_i350: |
| 9627 | case em_ich8lan: |
| 9628 | case em_ich9lan: |
| 9629 | case em_ich10lan: |
| 9630 | case em_pchlan: |
| 9631 | case em_pch2lan: |
| 9632 | case em_pch_lpt: |
| 9633 | case em_pch_spt: |
| 9634 | case em_pch_cnp: |
| 9635 | case em_pch_tgp: |
| 9636 | case em_pch_adp: |
| 9637 | while (timeout) { |
| 9638 | if (E1000_READ_REG(hw, EECD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))))) & E1000_EECD_AUTO_RD0x00000200) |
| 9639 | break; |
| 9640 | else |
| 9641 | msec_delay(1)(*delay_func)(1000*(1)); |
| 9642 | timeout--; |
| 9643 | } |
| 9644 | |
| 9645 | if (!timeout) { |
| 9646 | DEBUGOUT("Auto read by HW from EEPROM has not" |
| 9647 | " completed.\n"); |
| 9648 | return -E1000_ERR_RESET9; |
| 9649 | } |
| 9650 | break; |
| 9651 | } |
| 9652 | /* |
| 9653 | * PHY configuration from NVM just starts after EECD_AUTO_RD sets to |
| 9654 | * high. Need to wait for PHY configuration completion before |
| 9655 | * accessing NVM and PHY. |
| 9656 | */ |
| 9657 | if ((hw->mac_type == em_82573) || (hw->mac_type == em_82574)) |
| 9658 | msec_delay(25)(*delay_func)(1000*(25)); |
| 9659 | |
| 9660 | return E1000_SUCCESS0; |
| 9661 | } |
| 9662 | |
| 9663 | /*************************************************************************** |
| 9664 | * Checks if the PHY configuration is done |
| 9665 | * |
| 9666 | * hw: Struct containing variables accessed by shared code |
| 9667 | * |
| 9668 | * returns: - E1000_ERR_RESET if fail to reset MAC |
| 9669 | * E1000_SUCCESS at any other case. |
| 9670 | * |
| 9671 | ***************************************************************************/ |
| 9672 | STATIC int32_t |
| 9673 | em_get_phy_cfg_done(struct em_hw *hw) |
| 9674 | { |
| 9675 | int32_t timeout = PHY_CFG_TIMEOUT100; |
| 9676 | uint32_t cfg_mask = E1000_NVM_CFG_DONE_PORT_00x040000; |
| 9677 | DEBUGFUNC("em_get_phy_cfg_done");; |
| 9678 | |
| 9679 | switch (hw->mac_type) { |
| 9680 | default: |
| 9681 | msec_delay_irq(10)(*delay_func)(1000*(10)); |
| 9682 | break; |
| 9683 | case em_80003es2lan: |
| 9684 | case em_82575: |
| 9685 | case em_82576: |
| 9686 | case em_82580: |
| 9687 | case em_i350: |
| 9688 | switch (hw->bus_func) { |
| 9689 | case 1: |
| 9690 | cfg_mask = E1000_NVM_CFG_DONE_PORT_10x080000; |
| 9691 | break; |
| 9692 | case 2: |
| 9693 | cfg_mask = E1000_NVM_CFG_DONE_PORT_20x100000; |
| 9694 | break; |
| 9695 | case 3: |
| 9696 | cfg_mask = E1000_NVM_CFG_DONE_PORT_30x200000; |
| 9697 | break; |
| 9698 | } |
| 9699 | /* FALLTHROUGH */ |
| 9700 | case em_82571: |
| 9701 | case em_82572: |
| 9702 | while (timeout) { |
| 9703 | if (E1000_READ_REG(hw, EEMNGCTL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x01010 : em_translate_82542_register (0x01010))))) & cfg_mask) |
| 9704 | break; |
| 9705 | else |
| 9706 | msec_delay(1)(*delay_func)(1000*(1)); |
| 9707 | timeout--; |
| 9708 | } |
| 9709 | if (!timeout) { |
| 9710 | DEBUGOUT("MNG configuration cycle has not completed." |
| 9711 | "\n"); |
| 9712 | } |
| 9713 | break; |
| 9714 | } |
| 9715 | |
| 9716 | return E1000_SUCCESS0; |
| 9717 | } |
| 9718 | |
| 9719 | /*************************************************************************** |
| 9720 | * |
| 9721 | * Using the combination of SMBI and SWESMBI semaphore bits when resetting |
| 9722 | * adapter or Eeprom access. |
| 9723 | * |
| 9724 | * hw: Struct containing variables accessed by shared code |
| 9725 | * |
| 9726 | * returns: - E1000_ERR_EEPROM if fail to access EEPROM. |
| 9727 | * E1000_SUCCESS at any other case. |
| 9728 | * |
| 9729 | ***************************************************************************/ |
| 9730 | STATIC int32_t |
| 9731 | em_get_hw_eeprom_semaphore(struct em_hw *hw) |
| 9732 | { |
| 9733 | int32_t timeout; |
| 9734 | uint32_t swsm; |
| 9735 | DEBUGFUNC("em_get_hw_eeprom_semaphore");; |
| 9736 | |
| 9737 | if (!hw->eeprom_semaphore_present) |
| 9738 | return E1000_SUCCESS0; |
| 9739 | |
| 9740 | if (hw->mac_type == em_80003es2lan) { |
| 9741 | /* Get the SW semaphore. */ |
| 9742 | if (em_get_software_semaphore(hw) != E1000_SUCCESS0) |
| 9743 | return -E1000_ERR_EEPROM1; |
| 9744 | } |
| 9745 | /* Get the FW semaphore. */ |
| 9746 | timeout = hw->eeprom.word_size + 1; |
| 9747 | while (timeout) { |
| 9748 | swsm = E1000_READ_REG(hw, SWSM)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B50 : em_translate_82542_register (0x05B50))))); |
| 9749 | swsm |= E1000_SWSM_SWESMBI0x00000002; |
| 9750 | E1000_WRITE_REG(hw, SWSM, swsm)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B50 : em_translate_82542_register (0x05B50))), (swsm))); |
| 9751 | /* if we managed to set the bit we got the semaphore. */ |
| 9752 | swsm = E1000_READ_REG(hw, SWSM)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B50 : em_translate_82542_register (0x05B50))))); |
| 9753 | if (swsm & E1000_SWSM_SWESMBI0x00000002) |
| 9754 | break; |
| 9755 | |
| 9756 | usec_delay(50)(*delay_func)(50); |
| 9757 | timeout--; |
| 9758 | } |
| 9759 | |
| 9760 | if (!timeout) { |
| 9761 | /* Release semaphores */ |
| 9762 | em_put_hw_eeprom_semaphore(hw); |
| 9763 | DEBUGOUT("Driver can't access the Eeprom - SWESMBI bit is set." |
| 9764 | "\n"); |
| 9765 | return -E1000_ERR_EEPROM1; |
| 9766 | } |
| 9767 | return E1000_SUCCESS0; |
| 9768 | } |
| 9769 | |
| 9770 | /*************************************************************************** |
| 9771 | * This function clears HW semaphore bits. |
| 9772 | * |
| 9773 | * hw: Struct containing variables accessed by shared code |
| 9774 | * |
| 9775 | * returns: - None. |
| 9776 | * |
| 9777 | ***************************************************************************/ |
| 9778 | STATIC void |
| 9779 | em_put_hw_eeprom_semaphore(struct em_hw *hw) |
| 9780 | { |
| 9781 | uint32_t swsm; |
| 9782 | DEBUGFUNC("em_put_hw_eeprom_semaphore");; |
| 9783 | |
| 9784 | if (!hw->eeprom_semaphore_present) |
| 9785 | return; |
| 9786 | |
| 9787 | swsm = E1000_READ_REG(hw, SWSM)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B50 : em_translate_82542_register (0x05B50))))); |
| 9788 | if (hw->mac_type == em_80003es2lan) { |
| 9789 | /* Release both semaphores. */ |
| 9790 | swsm &= ~(E1000_SWSM_SMBI0x00000001 | E1000_SWSM_SWESMBI0x00000002); |
| 9791 | } else |
| 9792 | swsm &= ~(E1000_SWSM_SWESMBI0x00000002); |
| 9793 | E1000_WRITE_REG(hw, SWSM, swsm)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B50 : em_translate_82542_register (0x05B50))), (swsm))); |
| 9794 | } |
| 9795 | |
| 9796 | /*************************************************************************** |
| 9797 | * |
| 9798 | * Obtaining software semaphore bit (SMBI) before resetting PHY. |
| 9799 | * |
| 9800 | * hw: Struct containing variables accessed by shared code |
| 9801 | * |
| 9802 | * returns: - E1000_ERR_RESET if fail to obtain semaphore. |
| 9803 | * E1000_SUCCESS at any other case. |
| 9804 | * |
| 9805 | ***************************************************************************/ |
| 9806 | STATIC int32_t |
| 9807 | em_get_software_semaphore(struct em_hw *hw) |
| 9808 | { |
| 9809 | int32_t timeout = hw->eeprom.word_size + 1; |
| 9810 | uint32_t swsm; |
| 9811 | DEBUGFUNC("em_get_software_semaphore");; |
| 9812 | |
| 9813 | if (hw->mac_type != em_80003es2lan) |
| 9814 | return E1000_SUCCESS0; |
| 9815 | |
| 9816 | while (timeout) { |
| 9817 | swsm = E1000_READ_REG(hw, SWSM)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B50 : em_translate_82542_register (0x05B50))))); |
| 9818 | /* |
| 9819 | * If SMBI bit cleared, it is now set and we hold the |
| 9820 | * semaphore |
| 9821 | */ |
| 9822 | if (!(swsm & E1000_SWSM_SMBI0x00000001)) |
| 9823 | break; |
| 9824 | msec_delay_irq(1)(*delay_func)(1000*(1)); |
| 9825 | timeout--; |
| 9826 | } |
| 9827 | |
| 9828 | if (!timeout) { |
| 9829 | DEBUGOUT("Driver can't access device - SMBI bit is set.\n"); |
| 9830 | return -E1000_ERR_RESET9; |
| 9831 | } |
| 9832 | return E1000_SUCCESS0; |
| 9833 | } |
| 9834 | |
| 9835 | /*************************************************************************** |
| 9836 | * |
| 9837 | * Release semaphore bit (SMBI). |
| 9838 | * |
| 9839 | * hw: Struct containing variables accessed by shared code |
| 9840 | * |
| 9841 | ***************************************************************************/ |
| 9842 | STATIC void |
| 9843 | em_release_software_semaphore(struct em_hw *hw) |
| 9844 | { |
| 9845 | uint32_t swsm; |
| 9846 | DEBUGFUNC("em_release_software_semaphore");; |
| 9847 | |
| 9848 | if (hw->mac_type != em_80003es2lan) |
| 9849 | return; |
| 9850 | |
| 9851 | swsm = E1000_READ_REG(hw, SWSM)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B50 : em_translate_82542_register (0x05B50))))); |
| 9852 | /* Release the SW semaphores. */ |
| 9853 | swsm &= ~E1000_SWSM_SMBI0x00000001; |
| 9854 | E1000_WRITE_REG(hw, SWSM, swsm)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B50 : em_translate_82542_register (0x05B50))), (swsm))); |
| 9855 | } |
| 9856 | |
| 9857 | /****************************************************************************** |
| 9858 | * Checks if PHY reset is blocked due to SOL/IDER session, for example. |
| 9859 | * Returning E1000_BLK_PHY_RESET isn't necessarily an error. But it's up to |
| 9860 | * the caller to figure out how to deal with it. |
| 9861 | * |
| 9862 | * hw - Struct containing variables accessed by shared code |
| 9863 | * |
| 9864 | * returns: - E1000_BLK_PHY_RESET |
| 9865 | * E1000_SUCCESS |
| 9866 | * |
| 9867 | *****************************************************************************/ |
| 9868 | int32_t |
| 9869 | em_check_phy_reset_block(struct em_hw *hw) |
| 9870 | { |
| 9871 | uint32_t manc = 0; |
| 9872 | uint32_t fwsm = 0; |
| 9873 | DEBUGFUNC("em_check_phy_reset_block\n");; |
| 9874 | |
| 9875 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 9876 | int i = 0; |
| 9877 | int blocked = 0; |
| 9878 | do { |
| 9879 | fwsm = E1000_READ_REG(hw, FWSM)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B54 : em_translate_82542_register (0x05B54))))); |
| 9880 | if (!(fwsm & E1000_FWSM_RSPCIPHY0x00000040)) { |
| 9881 | blocked = 1; |
| 9882 | msec_delay(10)(*delay_func)(1000*(10)); |
| 9883 | continue; |
| 9884 | } |
| 9885 | blocked = 0; |
| 9886 | } while (blocked && (i++ < 30)); |
| 9887 | return blocked ? E1000_BLK_PHY_RESET12 : E1000_SUCCESS0; |
| 9888 | } |
| 9889 | if (hw->mac_type > em_82547_rev_2) |
| 9890 | manc = E1000_READ_REG(hw, MANC)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05820 : em_translate_82542_register (0x05820))))); |
| 9891 | return (manc & E1000_MANC_BLK_PHY_RST_ON_IDE0x00040000) ? |
| 9892 | E1000_BLK_PHY_RESET12 : E1000_SUCCESS0; |
| 9893 | } |
| 9894 | |
| 9895 | /****************************************************************************** |
| 9896 | * Configure PCI-Ex no-snoop |
| 9897 | * |
| 9898 | * hw - Struct containing variables accessed by shared code. |
| 9899 | * no_snoop - Bitmap of no-snoop events. |
| 9900 | * |
| 9901 | * returns: E1000_SUCCESS |
| 9902 | * |
| 9903 | *****************************************************************************/ |
| 9904 | STATIC int32_t |
| 9905 | em_set_pci_ex_no_snoop(struct em_hw *hw, uint32_t no_snoop) |
| 9906 | { |
| 9907 | uint32_t gcr_reg = 0; |
| 9908 | DEBUGFUNC("em_set_pci_ex_no_snoop");; |
| 9909 | |
| 9910 | if (hw->bus_type == em_bus_type_unknown) |
| 9911 | em_get_bus_info(hw); |
| 9912 | |
| 9913 | if (hw->bus_type != em_bus_type_pci_express) |
| 9914 | return E1000_SUCCESS0; |
| 9915 | |
| 9916 | if (no_snoop) { |
| 9917 | gcr_reg = E1000_READ_REG(hw, GCR)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B00 : em_translate_82542_register (0x05B00))))); |
| 9918 | gcr_reg &= ~(PCI_EX_NO_SNOOP_ALL(0x00000001 | 0x00000002 | 0x00000004 | 0x00000008 | 0x00000010 | 0x00000020)); |
| 9919 | gcr_reg |= no_snoop; |
| 9920 | E1000_WRITE_REG(hw, GCR, gcr_reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B00 : em_translate_82542_register (0x05B00))), (gcr_reg))); |
| 9921 | } |
| 9922 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 9923 | uint32_t ctrl_ext; |
| 9924 | ctrl_ext = E1000_READ_REG(hw, CTRL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))))); |
| 9925 | ctrl_ext |= E1000_CTRL_EXT_RO_DIS0x00020000; |
| 9926 | E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (ctrl_ext))); |
| 9927 | } |
| 9928 | return E1000_SUCCESS0; |
| 9929 | } |
| 9930 | |
| 9931 | /*************************************************************************** |
| 9932 | * |
| 9933 | * Get software semaphore FLAG bit (SWFLAG). |
| 9934 | * SWFLAG is used to synchronize the access to all shared resource between |
| 9935 | * SW, FW and HW. |
| 9936 | * |
| 9937 | * hw: Struct containing variables accessed by shared code |
| 9938 | * |
| 9939 | ***************************************************************************/ |
| 9940 | STATIC int32_t |
| 9941 | em_get_software_flag(struct em_hw *hw) |
| 9942 | { |
| 9943 | int32_t timeout = PHY_CFG_TIMEOUT100; |
| 9944 | uint32_t extcnf_ctrl; |
| 9945 | DEBUGFUNC("em_get_software_flag");; |
| 9946 | |
| 9947 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 9948 | if (hw->sw_flag) { |
| 9949 | hw->sw_flag++; |
| 9950 | return E1000_SUCCESS0; |
| 9951 | } |
| 9952 | while (timeout) { |
| 9953 | extcnf_ctrl = E1000_READ_REG(hw, EXTCNF_CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F00 : em_translate_82542_register (0x00F00))))); |
| 9954 | if (!(extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG0x00000020)) |
| 9955 | break; |
| 9956 | msec_delay_irq(1)(*delay_func)(1000*(1)); |
| 9957 | timeout--; |
| 9958 | } |
| 9959 | if (!timeout) { |
| 9960 | printf("%s: SW has already locked the resource?\n", |
| 9961 | __func__); |
| 9962 | return -E1000_ERR_CONFIG3; |
| 9963 | } |
| 9964 | timeout = SW_FLAG_TIMEOUT1000; |
| 9965 | extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG0x00000020; |
| 9966 | E1000_WRITE_REG(hw, EXTCNF_CTRL, extcnf_ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F00 : em_translate_82542_register (0x00F00))), (extcnf_ctrl))); |
| 9967 | |
| 9968 | while (timeout) { |
| 9969 | extcnf_ctrl = E1000_READ_REG(hw, EXTCNF_CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F00 : em_translate_82542_register (0x00F00))))); |
| 9970 | if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG0x00000020) |
| 9971 | break; |
| 9972 | msec_delay_irq(1)(*delay_func)(1000*(1)); |
| 9973 | timeout--; |
| 9974 | } |
| 9975 | |
| 9976 | if (!timeout) { |
| 9977 | printf("Failed to acquire the semaphore, FW or HW " |
| 9978 | "has it: FWSM=0x%8.8x EXTCNF_CTRL=0x%8.8x)\n", |
| 9979 | E1000_READ_REG(hw, FWSM)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B54 : em_translate_82542_register (0x05B54))))), extcnf_ctrl); |
| 9980 | extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG0x00000020; |
| 9981 | E1000_WRITE_REG(hw, EXTCNF_CTRL, extcnf_ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F00 : em_translate_82542_register (0x00F00))), (extcnf_ctrl))); |
| 9982 | return -E1000_ERR_CONFIG3; |
| 9983 | } |
| 9984 | } |
| 9985 | hw->sw_flag++; |
| 9986 | return E1000_SUCCESS0; |
| 9987 | } |
| 9988 | |
| 9989 | /*************************************************************************** |
| 9990 | * |
| 9991 | * Release software semaphore FLAG bit (SWFLAG). |
| 9992 | * SWFLAG is used to synchronize the access to all shared resource between |
| 9993 | * SW, FW and HW. |
| 9994 | * |
| 9995 | * hw: Struct containing variables accessed by shared code |
| 9996 | * |
| 9997 | ***************************************************************************/ |
| 9998 | STATIC void |
| 9999 | em_release_software_flag(struct em_hw *hw) |
| 10000 | { |
| 10001 | uint32_t extcnf_ctrl; |
| 10002 | DEBUGFUNC("em_release_software_flag");; |
| 10003 | |
| 10004 | if (IS_ICH8(hw->mac_type)(hw->mac_type == em_ich8lan || hw->mac_type == em_ich9lan || hw->mac_type == em_ich10lan || hw->mac_type == em_pchlan || hw->mac_type == em_pch2lan || hw->mac_type == em_pch_lpt || hw->mac_type == em_pch_spt || hw->mac_type == em_pch_cnp || hw->mac_type == em_pch_tgp || hw->mac_type == em_pch_adp )) { |
| 10005 | KASSERT(hw->sw_flag > 0)((hw->sw_flag > 0) ? (void)0 : __assert("diagnostic ", "/usr/src/sys/dev/pci/if_em_hw.c" , 10005, "hw->sw_flag > 0")); |
| 10006 | if (--hw->sw_flag > 0) |
| 10007 | return; |
| 10008 | extcnf_ctrl = E1000_READ_REG(hw, EXTCNF_CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F00 : em_translate_82542_register (0x00F00))))); |
| 10009 | extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG0x00000020; |
| 10010 | E1000_WRITE_REG(hw, EXTCNF_CTRL, extcnf_ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F00 : em_translate_82542_register (0x00F00))), (extcnf_ctrl))); |
| 10011 | } |
| 10012 | return; |
| 10013 | } |
| 10014 | |
| 10015 | /** |
| 10016 | * em_valid_nvm_bank_detect_ich8lan - finds out the valid bank 0 or 1 |
| 10017 | * @hw: pointer to the HW structure |
| 10018 | * @bank: pointer to the variable that returns the active bank |
| 10019 | * |
| 10020 | * Reads signature byte from the NVM using the flash access registers. |
| 10021 | * Word 0x13 bits 15:14 = 10b indicate a valid signature for that bank. |
| 10022 | **/ |
| 10023 | int32_t |
| 10024 | em_valid_nvm_bank_detect_ich8lan(struct em_hw *hw, uint32_t *bank) |
| 10025 | { |
| 10026 | uint32_t eecd; |
| 10027 | uint32_t bank1_offset = hw->flash_bank_size * sizeof(uint16_t); |
| 10028 | uint32_t act_offset = E1000_ICH_NVM_SIG_WORD0x13 * 2 + 1; |
| 10029 | uint32_t nvm_dword = 0; |
| 10030 | uint8_t sig_byte = 0; |
| 10031 | int32_t ret_val; |
| 10032 | |
| 10033 | DEBUGFUNC("em_valid_nvm_bank_detect_ich8lan");; |
| 10034 | |
| 10035 | switch (hw->mac_type) { |
| 10036 | case em_pch_spt: |
| 10037 | case em_pch_cnp: |
| 10038 | case em_pch_tgp: |
| 10039 | case em_pch_adp: |
| 10040 | bank1_offset = hw->flash_bank_size * 2; |
| 10041 | act_offset = E1000_ICH_NVM_SIG_WORD0x13 * 2; |
| 10042 | |
| 10043 | /* set bank to 0 in case flash read fails. */ |
| 10044 | *bank = 0; |
| 10045 | |
| 10046 | /* Check bank 0 */ |
| 10047 | ret_val = em_read_ich8_dword(hw, act_offset, &nvm_dword); |
| 10048 | if (ret_val) |
| 10049 | return ret_val; |
| 10050 | sig_byte = (uint8_t)((nvm_dword & 0xFF00) >> 8); |
| 10051 | if ((sig_byte & E1000_ICH_NVM_VALID_SIG_MASK0xC0) == |
| 10052 | E1000_ICH_NVM_SIG_VALUE0x80) { |
| 10053 | *bank = 0; |
| 10054 | return 0; |
| 10055 | } |
| 10056 | |
| 10057 | /* Check bank 1 */ |
| 10058 | ret_val = em_read_ich8_dword(hw, act_offset + bank1_offset, |
| 10059 | &nvm_dword); |
| 10060 | if (ret_val) |
| 10061 | return ret_val; |
| 10062 | sig_byte = (uint8_t)((nvm_dword & 0xFF00) >> 8); |
| 10063 | if ((sig_byte & E1000_ICH_NVM_VALID_SIG_MASK0xC0) == |
| 10064 | E1000_ICH_NVM_SIG_VALUE0x80) { |
| 10065 | *bank = 1; |
| 10066 | return 0; |
| 10067 | } |
| 10068 | |
| 10069 | DEBUGOUT("ERROR: No valid NVM bank present\n"); |
| 10070 | return -1; |
| 10071 | case em_ich8lan: |
| 10072 | case em_ich9lan: |
| 10073 | eecd = E1000_READ_REG(hw, EECD)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))))); |
| 10074 | if ((eecd & E1000_EECD_SEC1VAL_VALID_MASK(0x00000200 | 0x00000100)) == |
| 10075 | E1000_EECD_SEC1VAL_VALID_MASK(0x00000200 | 0x00000100)) { |
| 10076 | if (eecd & E1000_EECD_SEC1VAL0x00400000) |
| 10077 | *bank = 1; |
| 10078 | else |
| 10079 | *bank = 0; |
| 10080 | |
| 10081 | return E1000_SUCCESS0; |
| 10082 | } |
| 10083 | DEBUGOUT("Unable to determine valid NVM bank via EEC - reading flash signature\n"); |
| 10084 | /* fall-thru */ |
| 10085 | default: |
| 10086 | /* set bank to 0 in case flash read fails */ |
| 10087 | *bank = 0; |
| 10088 | |
| 10089 | /* Check bank 0 */ |
| 10090 | ret_val = em_read_ich8_byte(hw, act_offset, |
| 10091 | &sig_byte); |
| 10092 | if (ret_val) |
| 10093 | return ret_val; |
| 10094 | if ((sig_byte & E1000_ICH_NVM_VALID_SIG_MASK0xC0) == |
| 10095 | E1000_ICH_NVM_SIG_VALUE0x80) { |
| 10096 | *bank = 0; |
| 10097 | return E1000_SUCCESS0; |
| 10098 | } |
| 10099 | |
| 10100 | /* Check bank 1 */ |
| 10101 | ret_val = em_read_ich8_byte(hw, act_offset + |
| 10102 | bank1_offset, |
| 10103 | &sig_byte); |
| 10104 | if (ret_val) |
| 10105 | return ret_val; |
| 10106 | if ((sig_byte & E1000_ICH_NVM_VALID_SIG_MASK0xC0) == |
| 10107 | E1000_ICH_NVM_SIG_VALUE0x80) { |
| 10108 | *bank = 1; |
| 10109 | return E1000_SUCCESS0; |
| 10110 | } |
| 10111 | |
| 10112 | DEBUGOUT("ERROR: No valid NVM bank present\n"); |
| 10113 | return -1; |
| 10114 | } |
| 10115 | } |
| 10116 | |
| 10117 | STATIC int32_t |
| 10118 | em_read_eeprom_spt(struct em_hw *hw, uint16_t offset, uint16_t words, |
| 10119 | uint16_t *data) |
| 10120 | { |
| 10121 | int32_t error = E1000_SUCCESS0; |
| 10122 | uint32_t flash_bank = 0; |
| 10123 | uint32_t act_offset = 0; |
| 10124 | uint32_t bank_offset = 0; |
| 10125 | uint32_t dword = 0; |
| 10126 | uint16_t i = 0, add; |
| 10127 | |
| 10128 | /* |
| 10129 | * We need to know which is the valid flash bank. In the event that |
| 10130 | * we didn't allocate eeprom_shadow_ram, we may not be managing |
| 10131 | * flash_bank. So it cannot be trusted and needs to be updated with |
| 10132 | * each read. |
| 10133 | */ |
| 10134 | |
| 10135 | if (hw->mac_type < em_pch_spt) |
| 10136 | return -E1000_ERR_EEPROM1; |
| 10137 | |
| 10138 | error = em_get_software_flag(hw); |
| 10139 | if (error != E1000_SUCCESS0) |
| 10140 | return error; |
| 10141 | |
| 10142 | error = em_valid_nvm_bank_detect_ich8lan(hw, &flash_bank); |
| 10143 | if (error != E1000_SUCCESS0) { |
| 10144 | DEBUGOUT("Could not detect valid bank, assuming bank 0\n"); |
| 10145 | flash_bank = 0; |
| 10146 | } |
| 10147 | |
| 10148 | /* |
| 10149 | * Adjust offset appropriately if we're on bank 1 - adjust for word |
| 10150 | * size |
| 10151 | */ |
| 10152 | bank_offset = flash_bank * (hw->flash_bank_size * 2); |
| 10153 | |
| 10154 | for (i = add = 0; i < words; i += add) { |
| 10155 | if ((offset + i) % 2) { |
| 10156 | add = 1; |
| 10157 | if (hw->eeprom_shadow_ram != NULL((void *)0) |
| 10158 | && hw->eeprom_shadow_ram[offset + i].modified) { |
| 10159 | data[i] = |
| 10160 | hw->eeprom_shadow_ram[offset+i].eeprom_word; |
| 10161 | continue; |
| 10162 | } |
| 10163 | act_offset = bank_offset + (offset + i - 1) * 2; |
| 10164 | } else { |
| 10165 | add = 2; |
| 10166 | if (hw->eeprom_shadow_ram != NULL((void *)0) |
| 10167 | && hw->eeprom_shadow_ram[offset+i].modified |
| 10168 | && hw->eeprom_shadow_ram[offset+i+1].modified) { |
| 10169 | data[i] = hw->eeprom_shadow_ram[offset+i].eeprom_word; |
| 10170 | data[i+1] = hw->eeprom_shadow_ram[offset+i+1].eeprom_word; |
| 10171 | continue; |
| 10172 | } |
| 10173 | act_offset = bank_offset + (offset + i) * 2; |
| 10174 | } |
| 10175 | error = em_read_ich8_dword(hw, act_offset, &dword); |
| 10176 | if (error != E1000_SUCCESS0) |
| 10177 | break; |
| 10178 | if (hw->eeprom_shadow_ram != NULL((void *)0) |
| 10179 | && hw->eeprom_shadow_ram[offset+i].modified) { |
| 10180 | data[i] = hw->eeprom_shadow_ram[offset+i].eeprom_word; |
| 10181 | } else { |
| 10182 | if (add == 1) |
| 10183 | data[i] = dword >> 16; |
| 10184 | else |
| 10185 | data[i] = dword & 0xFFFFUL; |
| 10186 | } |
| 10187 | if (add == 1 || words-i == 1) |
| 10188 | continue; |
| 10189 | if (hw->eeprom_shadow_ram != NULL((void *)0) |
| 10190 | && hw->eeprom_shadow_ram[offset+i+1].modified) { |
| 10191 | data[i+1] = |
| 10192 | hw->eeprom_shadow_ram[offset+i+1].eeprom_word; |
| 10193 | } else { |
| 10194 | data[i+1] = dword >> 16; |
| 10195 | } |
| 10196 | } |
| 10197 | |
| 10198 | em_release_software_flag(hw); |
| 10199 | |
| 10200 | return error; |
| 10201 | } |
| 10202 | |
| 10203 | /****************************************************************************** |
| 10204 | * Reads a 16 bit word or words from the EEPROM using the ICH8's flash access |
| 10205 | * register. |
| 10206 | * |
| 10207 | * hw - Struct containing variables accessed by shared code |
| 10208 | * offset - offset of word in the EEPROM to read |
| 10209 | * data - word read from the EEPROM |
| 10210 | * words - number of words to read |
| 10211 | *****************************************************************************/ |
| 10212 | STATIC int32_t |
| 10213 | em_read_eeprom_ich8(struct em_hw *hw, uint16_t offset, uint16_t words, |
| 10214 | uint16_t *data) |
| 10215 | { |
| 10216 | int32_t error = E1000_SUCCESS0; |
| 10217 | uint32_t flash_bank = 0; |
| 10218 | uint32_t act_offset = 0; |
| 10219 | uint32_t bank_offset = 0; |
| 10220 | uint16_t word = 0; |
| 10221 | uint16_t i = 0; |
| 10222 | /* |
| 10223 | * We need to know which is the valid flash bank. In the event that |
| 10224 | * we didn't allocate eeprom_shadow_ram, we may not be managing |
| 10225 | * flash_bank. So it cannot be trusted and needs to be updated with |
| 10226 | * each read. |
| 10227 | */ |
| 10228 | |
| 10229 | if (hw->mac_type >= em_pch_spt) |
| 10230 | return em_read_eeprom_spt(hw, offset, words, data); |
| 10231 | |
| 10232 | error = em_get_software_flag(hw); |
| 10233 | if (error != E1000_SUCCESS0) |
| 10234 | return error; |
| 10235 | |
| 10236 | error = em_valid_nvm_bank_detect_ich8lan(hw, &flash_bank); |
| 10237 | if (error != E1000_SUCCESS0) { |
| 10238 | DEBUGOUT("Could not detect valid bank, assuming bank 0\n"); |
| 10239 | flash_bank = 0; |
| 10240 | } |
| 10241 | |
| 10242 | /* |
| 10243 | * Adjust offset appropriately if we're on bank 1 - adjust for word |
| 10244 | * size |
| 10245 | */ |
| 10246 | bank_offset = flash_bank * (hw->flash_bank_size * 2); |
| 10247 | |
| 10248 | for (i = 0; i < words; i++) { |
| 10249 | if (hw->eeprom_shadow_ram != NULL((void *)0) && |
| 10250 | hw->eeprom_shadow_ram[offset + i].modified == TRUE1) { |
| 10251 | data[i] = |
| 10252 | hw->eeprom_shadow_ram[offset + i].eeprom_word; |
| 10253 | } else { |
| 10254 | /* The NVM part needs a byte offset, hence * 2 */ |
| 10255 | act_offset = bank_offset + ((offset + i) * 2); |
| 10256 | error = em_read_ich8_word(hw, act_offset, &word); |
| 10257 | if (error != E1000_SUCCESS0) |
| 10258 | break; |
| 10259 | data[i] = word; |
| 10260 | } |
| 10261 | } |
| 10262 | |
| 10263 | em_release_software_flag(hw); |
| 10264 | |
| 10265 | return error; |
| 10266 | } |
| 10267 | |
| 10268 | /****************************************************************************** |
| 10269 | * Writes a 16 bit word or words to the EEPROM using the ICH8's flash access |
| 10270 | * register. Actually, writes are written to the shadow ram cache in the hw |
| 10271 | * structure hw->em_shadow_ram. em_commit_shadow_ram flushes this to |
| 10272 | * the NVM, which occurs when the NVM checksum is updated. |
| 10273 | * |
| 10274 | * hw - Struct containing variables accessed by shared code |
| 10275 | * offset - offset of word in the EEPROM to write |
| 10276 | * words - number of words to write |
| 10277 | * data - words to write to the EEPROM |
| 10278 | *****************************************************************************/ |
| 10279 | STATIC int32_t |
| 10280 | em_write_eeprom_ich8(struct em_hw *hw, uint16_t offset, uint16_t words, |
| 10281 | uint16_t *data) |
| 10282 | { |
| 10283 | uint32_t i = 0; |
| 10284 | int32_t error = E1000_SUCCESS0; |
| 10285 | error = em_get_software_flag(hw); |
| 10286 | if (error != E1000_SUCCESS0) |
| 10287 | return error; |
| 10288 | /* |
| 10289 | * A driver can write to the NVM only if it has eeprom_shadow_ram |
| 10290 | * allocated. Subsequent reads to the modified words are read from |
| 10291 | * this cached structure as well. Writes will only go into this |
| 10292 | * cached structure unless it's followed by a call to |
| 10293 | * em_update_eeprom_checksum() where it will commit the changes and |
| 10294 | * clear the "modified" field. |
| 10295 | */ |
| 10296 | if (hw->eeprom_shadow_ram != NULL((void *)0)) { |
| 10297 | for (i = 0; i < words; i++) { |
| 10298 | if ((offset + i) < E1000_SHADOW_RAM_WORDS2048) { |
| 10299 | hw->eeprom_shadow_ram[offset + i].modified = |
| 10300 | TRUE1; |
| 10301 | hw->eeprom_shadow_ram[offset + i].eeprom_word = |
| 10302 | data[i]; |
| 10303 | } else { |
| 10304 | error = -E1000_ERR_EEPROM1; |
| 10305 | break; |
| 10306 | } |
| 10307 | } |
| 10308 | } else { |
| 10309 | /* |
| 10310 | * Drivers have the option to not allocate eeprom_shadow_ram |
| 10311 | * as long as they don't perform any NVM writes. An attempt |
| 10312 | * in doing so will result in this error. |
| 10313 | */ |
| 10314 | error = -E1000_ERR_EEPROM1; |
| 10315 | } |
| 10316 | |
| 10317 | em_release_software_flag(hw); |
| 10318 | |
| 10319 | return error; |
| 10320 | } |
| 10321 | |
| 10322 | /****************************************************************************** |
| 10323 | * This function does initial flash setup so that a new read/write/erase cycle |
| 10324 | * can be started. |
| 10325 | * |
| 10326 | * hw - The pointer to the hw structure |
| 10327 | ****************************************************************************/ |
| 10328 | STATIC int32_t |
| 10329 | em_ich8_cycle_init(struct em_hw *hw) |
| 10330 | { |
| 10331 | union ich8_hws_flash_status hsfsts; |
| 10332 | int32_t error = E1000_ERR_EEPROM1; |
| 10333 | int32_t i = 0; |
| 10334 | DEBUGFUNC("em_ich8_cycle_init");; |
| 10335 | |
| 10336 | if (hw->mac_type >= em_pch_spt) |
| 10337 | hsfsts.regval = E1000_READ_ICH_FLASH_REG32(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))) |
| 10338 | ICH_FLASH_HSFSTS)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))) & 0xFFFFUL; |
| 10339 | else |
| 10340 | hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))) |
| 10341 | ICH_FLASH_HSFSTS)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))); |
| 10342 | |
| 10343 | /* May be check the Flash Des Valid bit in Hw status */ |
| 10344 | if (hsfsts.hsf_status.fldesvalid == 0) { |
| 10345 | DEBUGOUT("Flash descriptor invalid. SW Sequencing must be" |
| 10346 | " used."); |
| 10347 | return error; |
| 10348 | } |
| 10349 | /* Clear FCERR in Hw status by writing 1 */ |
| 10350 | /* Clear DAEL in Hw status by writing a 1 */ |
| 10351 | hsfsts.hsf_status.flcerr = 1; |
| 10352 | hsfsts.hsf_status.dael = 1; |
| 10353 | if (hw->mac_type >= em_pch_spt) |
| 10354 | E1000_WRITE_ICH_FLASH_REG32(hw, ICH_FLASH_HSFSTS,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ), (hsfsts.regval & 0xFFFFUL))) |
| 10355 | hsfsts.regval & 0xFFFFUL)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ), (hsfsts.regval & 0xFFFFUL))); |
| 10356 | else |
| 10357 | E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ), (hsfsts.regval))) |
| 10358 | hsfsts.regval)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ), (hsfsts.regval))); |
| 10359 | /* |
| 10360 | * Either we should have a hardware SPI cycle in progress bit to |
| 10361 | * check against, in order to start a new cycle or FDONE bit should |
| 10362 | * be changed in the hardware so that it is 1 after hardware reset, |
| 10363 | * which can then be used as an indication whether a cycle is in |
| 10364 | * progress or has been completed .. we should also have some |
| 10365 | * software semaphore mechanism to guard FDONE or the cycle in |
| 10366 | * progress bit so that two threads access to those bits can be |
| 10367 | * sequentiallized or a way so that 2 threads dont start the cycle at |
| 10368 | * the same time |
| 10369 | */ |
| 10370 | |
| 10371 | if (hsfsts.hsf_status.flcinprog == 0) { |
| 10372 | /* |
| 10373 | * There is no cycle running at present, so we can start a |
| 10374 | * cycle |
| 10375 | */ |
| 10376 | /* Begin by setting Flash Cycle Done. */ |
| 10377 | hsfsts.hsf_status.flcdone = 1; |
| 10378 | if (hw->mac_type >= em_pch_spt) |
| 10379 | E1000_WRITE_ICH_FLASH_REG32(hw, ICH_FLASH_HSFSTS,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ), (hsfsts.regval & 0xFFFFUL))) |
| 10380 | hsfsts.regval & 0xFFFFUL)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ), (hsfsts.regval & 0xFFFFUL))); |
| 10381 | else |
| 10382 | E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ), (hsfsts.regval))) |
| 10383 | hsfsts.regval)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ), (hsfsts.regval))); |
| 10384 | error = E1000_SUCCESS0; |
| 10385 | } else { |
| 10386 | /* |
| 10387 | * otherwise poll for sometime so the current cycle has a |
| 10388 | * chance to end before giving up. |
| 10389 | */ |
| 10390 | for (i = 0; i < ICH_FLASH_COMMAND_TIMEOUT5000; i++) { |
| 10391 | if (hw->mac_type >= em_pch_spt) |
| 10392 | hsfsts.regval = E1000_READ_ICH_FLASH_REG32(((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))) |
| 10393 | hw, ICH_FLASH_HSFSTS)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))) & 0xFFFFUL; |
| 10394 | else |
| 10395 | hsfsts.regval = E1000_READ_ICH_FLASH_REG16(((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))) |
| 10396 | hw, ICH_FLASH_HSFSTS)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))); |
| 10397 | if (hsfsts.hsf_status.flcinprog == 0) { |
| 10398 | error = E1000_SUCCESS0; |
| 10399 | break; |
| 10400 | } |
| 10401 | usec_delay(1)(*delay_func)(1); |
| 10402 | } |
| 10403 | if (error == E1000_SUCCESS0) { |
| 10404 | /* |
| 10405 | * Successful in waiting for previous cycle to |
| 10406 | * timeout, now set the Flash Cycle Done. |
| 10407 | */ |
| 10408 | hsfsts.hsf_status.flcdone = 1; |
| 10409 | if (hw->mac_type >= em_pch_spt) |
| 10410 | E1000_WRITE_ICH_FLASH_REG32(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ), (hsfsts.regval & 0xFFFFUL))) |
| 10411 | ICH_FLASH_HSFSTS, hsfsts.regval & 0xFFFFUL)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ), (hsfsts.regval & 0xFFFFUL))); |
| 10412 | else |
| 10413 | E1000_WRITE_ICH_FLASH_REG16(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ), (hsfsts.regval))) |
| 10414 | ICH_FLASH_HSFSTS, hsfsts.regval)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ), (hsfsts.regval))); |
| 10415 | } else { |
| 10416 | DEBUGOUT("Flash controller busy, cannot get access"); |
| 10417 | } |
| 10418 | } |
| 10419 | return error; |
| 10420 | } |
| 10421 | |
| 10422 | /****************************************************************************** |
| 10423 | * This function starts a flash cycle and waits for its completion |
| 10424 | * |
| 10425 | * hw - The pointer to the hw structure |
| 10426 | *****************************************************************************/ |
| 10427 | STATIC int32_t |
| 10428 | em_ich8_flash_cycle(struct em_hw *hw, uint32_t timeout) |
| 10429 | { |
| 10430 | union ich8_hws_flash_ctrl hsflctl; |
| 10431 | union ich8_hws_flash_status hsfsts; |
| 10432 | int32_t error = E1000_ERR_EEPROM1; |
| 10433 | uint32_t i = 0; |
| 10434 | |
| 10435 | /* Start a cycle by writing 1 in Flash Cycle Go in Hw Flash Control */ |
| 10436 | if (hw->mac_type >= em_pch_spt) |
| 10437 | hsflctl.regval = E1000_READ_ICH_FLASH_REG32(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))) |
| 10438 | ICH_FLASH_HSFSTS)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))) >> 16; |
| 10439 | else |
| 10440 | hsflctl.regval = E1000_READ_ICH_FLASH_REG16(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0006 ))) |
| 10441 | ICH_FLASH_HSFCTL)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0006 ))); |
| 10442 | hsflctl.hsf_ctrl.flcgo = 1; |
| 10443 | |
| 10444 | if (hw->mac_type >= em_pch_spt) |
| 10445 | E1000_WRITE_ICH_FLASH_REG32(hw, ICH_FLASH_HSFSTS,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ), ((uint32_t)hsflctl.regval << 16))) |
| 10446 | (uint32_t)hsflctl.regval << 16)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ), ((uint32_t)hsflctl.regval << 16))); |
| 10447 | else |
| 10448 | E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0006 ), (hsflctl.regval))) |
| 10449 | hsflctl.regval)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0006 ), (hsflctl.regval))); |
| 10450 | |
| 10451 | /* wait till FDONE bit is set to 1 */ |
| 10452 | do { |
| 10453 | if (hw->mac_type >= em_pch_spt) |
| 10454 | hsfsts.regval = E1000_READ_ICH_FLASH_REG32(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))) |
| 10455 | ICH_FLASH_HSFSTS)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))) & 0xFFFFUL; |
| 10456 | else |
| 10457 | hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))) |
| 10458 | ICH_FLASH_HSFSTS)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))); |
| 10459 | if (hsfsts.hsf_status.flcdone == 1) |
| 10460 | break; |
| 10461 | usec_delay(1)(*delay_func)(1); |
| 10462 | i++; |
| 10463 | } while (i < timeout); |
| 10464 | if (hsfsts.hsf_status.flcdone == 1 && hsfsts.hsf_status.flcerr == 0) { |
| 10465 | error = E1000_SUCCESS0; |
| 10466 | } |
| 10467 | return error; |
| 10468 | } |
| 10469 | |
| 10470 | /****************************************************************************** |
| 10471 | * Reads a byte or word from the NVM using the ICH8 flash access registers. |
| 10472 | * |
| 10473 | * hw - The pointer to the hw structure |
| 10474 | * index - The index of the byte or word to read. |
| 10475 | * size - Size of data to read, 1=byte 2=word |
| 10476 | * data - Pointer to the word to store the value read. |
| 10477 | *****************************************************************************/ |
| 10478 | STATIC int32_t |
| 10479 | em_read_ich8_data(struct em_hw *hw, uint32_t index, uint32_t size, |
| 10480 | uint16_t *data) |
| 10481 | { |
| 10482 | union ich8_hws_flash_status hsfsts; |
| 10483 | union ich8_hws_flash_ctrl hsflctl; |
| 10484 | uint32_t flash_linear_address; |
| 10485 | uint32_t flash_data = 0; |
| 10486 | int32_t error = -E1000_ERR_EEPROM1; |
| 10487 | int32_t count = 0; |
| 10488 | DEBUGFUNC("em_read_ich8_data");; |
| 10489 | |
| 10490 | if (size < 1 || size > 2 || data == 0x0 || |
| 10491 | index > ICH_FLASH_LINEAR_ADDR_MASK0x00FFFFFF) |
| 10492 | return error; |
| 10493 | |
| 10494 | flash_linear_address = (ICH_FLASH_LINEAR_ADDR_MASK0x00FFFFFF & index) + |
| 10495 | hw->flash_base_addr; |
| 10496 | |
| 10497 | do { |
| 10498 | usec_delay(1)(*delay_func)(1); |
| 10499 | /* Steps */ |
| 10500 | error = em_ich8_cycle_init(hw); |
| 10501 | if (error != E1000_SUCCESS0) |
| 10502 | break; |
| 10503 | |
| 10504 | hsflctl.regval = E1000_READ_ICH_FLASH_REG16(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0006 ))) |
| 10505 | ICH_FLASH_HSFCTL)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0006 ))); |
| 10506 | /* 0b/1b corresponds to 1 or 2 byte size, respectively. */ |
| 10507 | hsflctl.hsf_ctrl.fldbcount = size - 1; |
| 10508 | hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_READ0x0; |
| 10509 | E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0006 ), (hsflctl.regval))) |
| 10510 | hsflctl.regval)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0006 ), (hsflctl.regval))); |
| 10511 | /* |
| 10512 | * Write the last 24 bits of index into Flash Linear address |
| 10513 | * field in Flash Address |
| 10514 | */ |
| 10515 | /* TODO: TBD maybe check the index against the size of flash */ |
| 10516 | |
| 10517 | E1000_WRITE_ICH_FLASH_REG32(hw, ICH_FLASH_FADDR,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0008 ), (flash_linear_address))) |
| 10518 | flash_linear_address)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0008 ), (flash_linear_address))); |
| 10519 | |
| 10520 | error = em_ich8_flash_cycle(hw, ICH_FLASH_COMMAND_TIMEOUT5000); |
| 10521 | /* |
| 10522 | * Check if FCERR is set to 1, if set to 1, clear it and try |
| 10523 | * the whole sequence a few more times, else read in (shift |
| 10524 | * in) the Flash Data0, the order is least significant byte |
| 10525 | * first msb to lsb |
| 10526 | */ |
| 10527 | if (error == E1000_SUCCESS0) { |
| 10528 | flash_data = E1000_READ_ICH_FLASH_REG(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0010 ))) |
| 10529 | ICH_FLASH_FDATA0)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0010 ))); |
| 10530 | if (size == 1) { |
| 10531 | *data = (uint8_t) (flash_data & 0x000000FF); |
| 10532 | } else if (size == 2) { |
| 10533 | *data = (uint16_t) (flash_data & 0x0000FFFF); |
| 10534 | } |
| 10535 | break; |
| 10536 | } else { |
| 10537 | /* |
| 10538 | * If we've gotten here, then things are probably |
| 10539 | * completely hosed, but if the error condition is |
| 10540 | * detected, it won't hurt to give it another |
| 10541 | * try...ICH_FLASH_CYCLE_REPEAT_COUNT times. |
| 10542 | */ |
| 10543 | hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))) |
| 10544 | ICH_FLASH_HSFSTS)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))); |
| 10545 | if (hsfsts.hsf_status.flcerr == 1) { |
| 10546 | /* Repeat for some time before giving up. */ |
| 10547 | continue; |
| 10548 | } else if (hsfsts.hsf_status.flcdone == 0) { |
| 10549 | DEBUGOUT("Timeout error - flash cycle did not" |
| 10550 | " complete."); |
| 10551 | break; |
| 10552 | } |
| 10553 | } |
| 10554 | } while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT10); |
| 10555 | |
| 10556 | return error; |
| 10557 | } |
| 10558 | |
| 10559 | STATIC int32_t |
| 10560 | em_read_ich8_data32(struct em_hw *hw, uint32_t offset, uint32_t *data) |
| 10561 | { |
| 10562 | union ich8_hws_flash_status hsfsts; |
| 10563 | union ich8_hws_flash_ctrl hsflctl; |
| 10564 | uint32_t flash_linear_address; |
| 10565 | int32_t error = -E1000_ERR_EEPROM1; |
| 10566 | uint32_t count = 0; |
| 10567 | DEBUGFUNC("em_read_ich8_data32");; |
| 10568 | |
| 10569 | if (hw->mac_type < em_pch_spt) |
| 10570 | return error; |
| 10571 | if (offset > ICH_FLASH_LINEAR_ADDR_MASK0x00FFFFFF) |
| 10572 | return error; |
| 10573 | flash_linear_address = (ICH_FLASH_LINEAR_ADDR_MASK0x00FFFFFF & offset) + |
| 10574 | hw->flash_base_addr; |
| 10575 | |
| 10576 | do { |
| 10577 | usec_delay(1)(*delay_func)(1); |
| 10578 | /* Steps */ |
| 10579 | error = em_ich8_cycle_init(hw); |
| 10580 | if (error != E1000_SUCCESS0) |
| 10581 | break; |
| 10582 | |
| 10583 | /* 32 bit accesses in SPT. */ |
| 10584 | hsflctl.regval = E1000_READ_ICH_FLASH_REG32(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))) |
| 10585 | ICH_FLASH_HSFSTS)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))) >> 16; |
| 10586 | |
| 10587 | hsflctl.hsf_ctrl.fldbcount = sizeof(uint32_t) - 1; |
| 10588 | hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_READ0x0; |
| 10589 | |
| 10590 | E1000_WRITE_ICH_FLASH_REG32(hw, ICH_FLASH_HSFSTS,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ), ((uint32_t)hsflctl.regval << 16))) |
| 10591 | (uint32_t)hsflctl.regval << 16)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ), ((uint32_t)hsflctl.regval << 16))); |
| 10592 | /* |
| 10593 | * Write the last 24 bits of offset into Flash Linear address |
| 10594 | * field in Flash Address |
| 10595 | */ |
| 10596 | /* TODO: TBD maybe check the offset against the size of flash */ |
| 10597 | |
| 10598 | E1000_WRITE_ICH_FLASH_REG32(hw, ICH_FLASH_FADDR,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0008 ), (flash_linear_address))) |
| 10599 | flash_linear_address)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0008 ), (flash_linear_address))); |
| 10600 | |
| 10601 | error = em_ich8_flash_cycle(hw, ICH_FLASH_COMMAND_TIMEOUT5000); |
| 10602 | /* |
| 10603 | * Check if FCERR is set to 1, if set to 1, clear it and try |
| 10604 | * the whole sequence a few more times, else read in (shift |
| 10605 | * in) the Flash Data0, the order is least significant byte |
| 10606 | * first msb to lsb |
| 10607 | */ |
| 10608 | if (error == E1000_SUCCESS0) { |
| 10609 | (*data) = (uint32_t)E1000_READ_ICH_FLASH_REG32(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0010 ))) |
| 10610 | ICH_FLASH_FDATA0)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0010 ))); |
| 10611 | break; |
| 10612 | } else { |
| 10613 | /* |
| 10614 | * If we've gotten here, then things are probably |
| 10615 | * completely hosed, but if the error condition is |
| 10616 | * detected, it won't hurt to give it another |
| 10617 | * try...ICH_FLASH_CYCLE_REPEAT_COUNT times. |
| 10618 | */ |
| 10619 | hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))) |
| 10620 | ICH_FLASH_HSFSTS)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))); |
| 10621 | if (hsfsts.hsf_status.flcerr == 1) { |
| 10622 | /* Repeat for some time before giving up. */ |
| 10623 | continue; |
| 10624 | } else if (hsfsts.hsf_status.flcdone == 0) { |
| 10625 | DEBUGOUT("Timeout error - flash cycle did not" |
| 10626 | " complete."); |
| 10627 | break; |
| 10628 | } |
| 10629 | } |
| 10630 | } while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT10); |
| 10631 | |
| 10632 | return error; |
| 10633 | } |
| 10634 | |
| 10635 | |
| 10636 | /****************************************************************************** |
| 10637 | * Writes One /two bytes to the NVM using the ICH8 flash access registers. |
| 10638 | * |
| 10639 | * hw - The pointer to the hw structure |
| 10640 | * index - The index of the byte/word to write. |
| 10641 | * size - Size of data to read, 1=byte 2=word |
| 10642 | * data - The byte(s) to write to the NVM. |
| 10643 | *****************************************************************************/ |
| 10644 | STATIC int32_t |
| 10645 | em_write_ich8_data(struct em_hw *hw, uint32_t index, uint32_t size, |
| 10646 | uint16_t data) |
| 10647 | { |
| 10648 | union ich8_hws_flash_status hsfsts; |
| 10649 | union ich8_hws_flash_ctrl hsflctl; |
| 10650 | uint32_t flash_linear_address; |
| 10651 | uint32_t flash_data = 0; |
| 10652 | int32_t error = -E1000_ERR_EEPROM1; |
| 10653 | int32_t count = 0; |
| 10654 | DEBUGFUNC("em_write_ich8_data");; |
| 10655 | |
| 10656 | if (hw->mac_type >= em_pch_spt) |
| 10657 | return -E1000_ERR_EEPROM1; |
| 10658 | if (size < 1 || size > 2 || data > size * 0xff || |
| 10659 | index > ICH_FLASH_LINEAR_ADDR_MASK0x00FFFFFF) |
| 10660 | return error; |
| 10661 | |
| 10662 | flash_linear_address = (ICH_FLASH_LINEAR_ADDR_MASK0x00FFFFFF & index) + |
| 10663 | hw->flash_base_addr; |
| 10664 | |
| 10665 | do { |
| 10666 | usec_delay(1)(*delay_func)(1); |
| 10667 | /* Steps */ |
| 10668 | error = em_ich8_cycle_init(hw); |
| 10669 | if (error != E1000_SUCCESS0) |
| 10670 | break; |
| 10671 | |
| 10672 | hsflctl.regval = E1000_READ_ICH_FLASH_REG16(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0006 ))) |
| 10673 | ICH_FLASH_HSFCTL)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0006 ))); |
| 10674 | /* 0b/1b corresponds to 1 or 2 byte size, respectively. */ |
| 10675 | hsflctl.hsf_ctrl.fldbcount = size - 1; |
| 10676 | hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_WRITE0x2; |
| 10677 | E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0006 ), (hsflctl.regval))) |
| 10678 | hsflctl.regval)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0006 ), (hsflctl.regval))); |
| 10679 | /* |
| 10680 | * Write the last 24 bits of index into Flash Linear address |
| 10681 | * field in Flash Address |
| 10682 | */ |
| 10683 | E1000_WRITE_ICH_FLASH_REG32(hw, ICH_FLASH_FADDR,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0008 ), (flash_linear_address))) |
| 10684 | flash_linear_address)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0008 ), (flash_linear_address))); |
| 10685 | |
| 10686 | if (size == 1) |
| 10687 | flash_data = (uint32_t) data & 0x00FF; |
| 10688 | else |
| 10689 | flash_data = (uint32_t) data; |
| 10690 | |
| 10691 | E1000_WRITE_ICH_FLASH_REG32(hw, ICH_FLASH_FDATA0, flash_data)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0010 ), (flash_data))); |
| 10692 | /* |
| 10693 | * check if FCERR is set to 1 , if set to 1, clear it and try |
| 10694 | * the whole sequence a few more times else done |
| 10695 | */ |
| 10696 | error = em_ich8_flash_cycle(hw, ICH_FLASH_COMMAND_TIMEOUT5000); |
| 10697 | if (error == E1000_SUCCESS0) { |
| 10698 | break; |
| 10699 | } else { |
| 10700 | /* |
| 10701 | * If we're here, then things are most likely |
| 10702 | * completely hosed, but if the error condition is |
| 10703 | * detected, it won't hurt to give it another |
| 10704 | * try...ICH_FLASH_CYCLE_REPEAT_COUNT times. |
| 10705 | */ |
| 10706 | hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))) |
| 10707 | ICH_FLASH_HSFSTS)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))); |
| 10708 | if (hsfsts.hsf_status.flcerr == 1) { |
| 10709 | /* Repeat for some time before giving up. */ |
| 10710 | continue; |
| 10711 | } else if (hsfsts.hsf_status.flcdone == 0) { |
| 10712 | DEBUGOUT("Timeout error - flash cycle did not" |
| 10713 | " complete."); |
| 10714 | break; |
| 10715 | } |
| 10716 | } |
| 10717 | } while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT10); |
| 10718 | |
| 10719 | return error; |
| 10720 | } |
| 10721 | |
| 10722 | /****************************************************************************** |
| 10723 | * Reads a single byte from the NVM using the ICH8 flash access registers. |
| 10724 | * |
| 10725 | * hw - pointer to em_hw structure |
| 10726 | * index - The index of the byte to read. |
| 10727 | * data - Pointer to a byte to store the value read. |
| 10728 | *****************************************************************************/ |
| 10729 | STATIC int32_t |
| 10730 | em_read_ich8_byte(struct em_hw *hw, uint32_t index, uint8_t *data) |
| 10731 | { |
| 10732 | int32_t status = E1000_SUCCESS0; |
| 10733 | uint16_t word = 0; |
| 10734 | |
| 10735 | if (hw->mac_type >= em_pch_spt) |
| 10736 | return -E1000_ERR_EEPROM1; |
| 10737 | else |
| 10738 | status = em_read_ich8_data(hw, index, 1, &word); |
| 10739 | if (status == E1000_SUCCESS0) { |
| 10740 | *data = (uint8_t) word; |
| 10741 | } |
| 10742 | return status; |
| 10743 | } |
| 10744 | |
| 10745 | /****************************************************************************** |
| 10746 | * Writes a single byte to the NVM using the ICH8 flash access registers. |
| 10747 | * Performs verification by reading back the value and then going through |
| 10748 | * a retry algorithm before giving up. |
| 10749 | * |
| 10750 | * hw - pointer to em_hw structure |
| 10751 | * index - The index of the byte to write. |
| 10752 | * byte - The byte to write to the NVM. |
| 10753 | *****************************************************************************/ |
| 10754 | STATIC int32_t |
| 10755 | em_verify_write_ich8_byte(struct em_hw *hw, uint32_t index, uint8_t byte) |
| 10756 | { |
| 10757 | int32_t error = E1000_SUCCESS0; |
| 10758 | int32_t program_retries = 0; |
| 10759 | DEBUGOUT2("Byte := %2.2X Offset := %d\n", byte, index); |
| 10760 | |
| 10761 | error = em_write_ich8_byte(hw, index, byte); |
| 10762 | |
| 10763 | if (error != E1000_SUCCESS0) { |
| 10764 | for (program_retries = 0; program_retries < 100; |
| 10765 | program_retries++) { |
| 10766 | DEBUGOUT2("Retrying \t Byte := %2.2X Offset := %d\n", |
| 10767 | byte, index); |
| 10768 | error = em_write_ich8_byte(hw, index, byte); |
| 10769 | usec_delay(100)(*delay_func)(100); |
| 10770 | if (error == E1000_SUCCESS0) |
| 10771 | break; |
| 10772 | } |
| 10773 | } |
| 10774 | if (program_retries == 100) |
| 10775 | error = E1000_ERR_EEPROM1; |
| 10776 | |
| 10777 | return error; |
| 10778 | } |
| 10779 | |
| 10780 | /****************************************************************************** |
| 10781 | * Writes a single byte to the NVM using the ICH8 flash access registers. |
| 10782 | * |
| 10783 | * hw - pointer to em_hw structure |
| 10784 | * index - The index of the byte to read. |
| 10785 | * data - The byte to write to the NVM. |
| 10786 | *****************************************************************************/ |
| 10787 | STATIC int32_t |
| 10788 | em_write_ich8_byte(struct em_hw *hw, uint32_t index, uint8_t data) |
| 10789 | { |
| 10790 | int32_t status = E1000_SUCCESS0; |
| 10791 | uint16_t word = (uint16_t) data; |
| 10792 | status = em_write_ich8_data(hw, index, 1, word); |
| 10793 | |
| 10794 | return status; |
| 10795 | } |
| 10796 | |
| 10797 | /****************************************************************************** |
| 10798 | * Reads a dword from the NVM using the ICH8 flash access registers. |
| 10799 | * |
| 10800 | * hw - pointer to em_hw structure |
| 10801 | * index - The starting BYTE index of the word to read. |
| 10802 | * data - Pointer to a word to store the value read. |
| 10803 | *****************************************************************************/ |
| 10804 | STATIC int32_t |
| 10805 | em_read_ich8_dword(struct em_hw *hw, uint32_t index, uint32_t *data) |
| 10806 | { |
| 10807 | int32_t status = E1000_SUCCESS0; |
| 10808 | status = em_read_ich8_data32(hw, index, data); |
| 10809 | return status; |
| 10810 | } |
| 10811 | |
| 10812 | /****************************************************************************** |
| 10813 | * Reads a word from the NVM using the ICH8 flash access registers. |
| 10814 | * |
| 10815 | * hw - pointer to em_hw structure |
| 10816 | * index - The starting byte index of the word to read. |
| 10817 | * data - Pointer to a word to store the value read. |
| 10818 | *****************************************************************************/ |
| 10819 | STATIC int32_t |
| 10820 | em_read_ich8_word(struct em_hw *hw, uint32_t index, uint16_t *data) |
| 10821 | { |
| 10822 | int32_t status = E1000_SUCCESS0; |
| 10823 | status = em_read_ich8_data(hw, index, 2, data); |
| 10824 | return status; |
| 10825 | } |
| 10826 | |
| 10827 | /****************************************************************************** |
| 10828 | * Erases the bank specified. Each bank may be a 4, 8 or 64k block. Banks are 0 |
| 10829 | * based. |
| 10830 | * |
| 10831 | * hw - pointer to em_hw structure |
| 10832 | * bank - 0 for first bank, 1 for second bank |
| 10833 | * |
| 10834 | * Note that this function may actually erase as much as 8 or 64 KBytes. The |
| 10835 | * amount of NVM used in each bank is a *minimum* of 4 KBytes, but in fact the |
| 10836 | * bank size may be 4, 8 or 64 KBytes |
| 10837 | *****************************************************************************/ |
| 10838 | int32_t |
| 10839 | em_erase_ich8_4k_segment(struct em_hw *hw, uint32_t bank) |
| 10840 | { |
| 10841 | union ich8_hws_flash_status hsfsts; |
| 10842 | union ich8_hws_flash_ctrl hsflctl; |
| 10843 | uint32_t flash_linear_address; |
| 10844 | int32_t count = 0; |
| 10845 | int32_t error = E1000_ERR_EEPROM1; |
| 10846 | int32_t iteration; |
| 10847 | int32_t sub_sector_size = 0; |
| 10848 | int32_t bank_size; |
| 10849 | int32_t j = 0; |
| 10850 | int32_t error_flag = 0; |
| 10851 | hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))); |
| 10852 | /* |
| 10853 | * Determine HW Sector size: Read BERASE bits of Hw flash Status |
| 10854 | * register |
| 10855 | */ |
| 10856 | /* |
| 10857 | * 00: The Hw sector is 256 bytes, hence we need to erase 16 |
| 10858 | * consecutive sectors. The start index for the nth Hw sector can be |
| 10859 | * calculated as bank * 4096 + n * 256 01: The Hw sector is 4K bytes, |
| 10860 | * hence we need to erase 1 sector. The start index for the nth Hw |
| 10861 | * sector can be calculated as bank * 4096 10: The HW sector is 8K |
| 10862 | * bytes 11: The Hw sector size is 64K bytes |
| 10863 | */ |
| 10864 | if (hsfsts.hsf_status.berasesz == 0x0) { |
| 10865 | /* Hw sector size 256 */ |
| 10866 | sub_sector_size = ICH_FLASH_SEG_SIZE_256256; |
| 10867 | bank_size = ICH_FLASH_SECTOR_SIZE4096; |
| 10868 | iteration = ICH_FLASH_SECTOR_SIZE4096 / ICH_FLASH_SEG_SIZE_256256; |
| 10869 | } else if (hsfsts.hsf_status.berasesz == 0x1) { |
| 10870 | bank_size = ICH_FLASH_SEG_SIZE_4K4096; |
| 10871 | iteration = 1; |
| 10872 | } else if (hsfsts.hsf_status.berasesz == 0x2) { |
| 10873 | if (hw->mac_type == em_ich9lan) { |
| 10874 | uint32_t gfpreg, sector_base_addr, sector_end_addr; |
| 10875 | gfpreg = E1000_READ_ICH_FLASH_REG(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0000 ))) |
| 10876 | ICH_FLASH_GFPREG)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0000 ))); |
| 10877 | /* |
| 10878 | * sector_X_addr is a "sector"-aligned address (4096 bytes) |
| 10879 | * Add 1 to sector_end_addr since this sector is included in |
| 10880 | * the overall size. |
| 10881 | */ |
| 10882 | sector_base_addr = gfpreg & ICH_GFPREG_BASE_MASK0x1FFF; |
| 10883 | sector_end_addr = |
| 10884 | ((gfpreg >> 16) & ICH_GFPREG_BASE_MASK0x1FFF) + 1; |
| 10885 | |
| 10886 | /* |
| 10887 | * find total size of the NVM, then cut in half since the total |
| 10888 | * size represents two separate NVM banks. |
| 10889 | */ |
| 10890 | bank_size = (sector_end_addr - sector_base_addr) |
| 10891 | << ICH_FLASH_SECT_ADDR_SHIFT12; |
| 10892 | bank_size /= 2; |
| 10893 | /* Word align */ |
| 10894 | bank_size = |
| 10895 | (bank_size / sizeof(uint16_t)) * sizeof(uint16_t); |
| 10896 | |
| 10897 | sub_sector_size = ICH_FLASH_SEG_SIZE_8K8192; |
| 10898 | iteration = bank_size / ICH_FLASH_SEG_SIZE_8K8192; |
| 10899 | } else { |
| 10900 | return error; |
| 10901 | } |
| 10902 | } else if (hsfsts.hsf_status.berasesz == 0x3) { |
| 10903 | bank_size = ICH_FLASH_SEG_SIZE_64K65536; |
| 10904 | iteration = 1; |
| 10905 | } else { |
| 10906 | return error; |
| 10907 | } |
| 10908 | |
| 10909 | for (j = 0; j < iteration; j++) { |
| 10910 | do { |
| 10911 | count++; |
| 10912 | /* Steps */ |
| 10913 | error = em_ich8_cycle_init(hw); |
| 10914 | if (error != E1000_SUCCESS0) { |
| 10915 | error_flag = 1; |
| 10916 | break; |
| 10917 | } |
| 10918 | /* |
| 10919 | * Write a value 11 (block Erase) in Flash Cycle |
| 10920 | * field in Hw flash Control |
| 10921 | */ |
| 10922 | hsflctl.regval = E1000_READ_ICH_FLASH_REG16(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0006 ))) |
| 10923 | ICH_FLASH_HSFCTL)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0006 ))); |
| 10924 | hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_ERASE0x3; |
| 10925 | E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0006 ), (hsflctl.regval))) |
| 10926 | hsflctl.regval)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0006 ), (hsflctl.regval))); |
| 10927 | /* |
| 10928 | * Write the last 24 bits of an index within the |
| 10929 | * block into Flash Linear address field in Flash |
| 10930 | * Address. This probably needs to be calculated |
| 10931 | * here based off the on-chip erase sector size and |
| 10932 | * the software bank size (4, 8 or 64 KBytes) |
| 10933 | */ |
| 10934 | flash_linear_address = |
| 10935 | bank * bank_size + j * sub_sector_size; |
| 10936 | flash_linear_address += hw->flash_base_addr; |
| 10937 | flash_linear_address &= ICH_FLASH_LINEAR_ADDR_MASK0x00FFFFFF; |
| 10938 | |
| 10939 | E1000_WRITE_ICH_FLASH_REG32(hw, ICH_FLASH_FADDR,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0008 ), (flash_linear_address))) |
| 10940 | flash_linear_address)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->write_4((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0008 ), (flash_linear_address))); |
| 10941 | |
| 10942 | error = |
| 10943 | em_ich8_flash_cycle(hw, ICH_FLASH_ERASE_TIMEOUT3000000); |
| 10944 | /* |
| 10945 | * Check if FCERR is set to 1. If 1, clear it and |
| 10946 | * try the whole sequence a few more times else Done |
| 10947 | */ |
| 10948 | if (error == E1000_SUCCESS0) { |
| 10949 | break; |
| 10950 | } else { |
| 10951 | hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw,((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))) |
| 10952 | ICH_FLASH_HSFSTS)((((struct em_osdep *)(hw)->back)->flash_bus_space_tag) ->read_2((((struct em_osdep *)(hw)->back)->flash_bus_space_handle ), (((struct em_osdep *)(hw)->back)->em_flashoffset + 0x0004 ))); |
| 10953 | if (hsfsts.hsf_status.flcerr == 1) { |
| 10954 | /* |
| 10955 | * repeat for some time before giving |
| 10956 | * up |
| 10957 | */ |
| 10958 | continue; |
| 10959 | } else if (hsfsts.hsf_status.flcdone == 0) { |
| 10960 | error_flag = 1; |
| 10961 | break; |
| 10962 | } |
| 10963 | } |
| 10964 | } while ((count < ICH_FLASH_CYCLE_REPEAT_COUNT10) && !error_flag); |
| 10965 | if (error_flag == 1) |
| 10966 | break; |
| 10967 | } |
| 10968 | if (error_flag != 1) |
| 10969 | error = E1000_SUCCESS0; |
| 10970 | return error; |
| 10971 | } |
| 10972 | |
| 10973 | /****************************************************************************** |
| 10974 | * Reads 16-bit words from the OTP. Return error when the word is not |
| 10975 | * stored in OTP. |
| 10976 | * |
| 10977 | * hw - Struct containing variables accessed by shared code |
| 10978 | * offset - offset of word in the OTP to read |
| 10979 | * data - word read from the OTP |
| 10980 | * words - number of words to read |
| 10981 | *****************************************************************************/ |
| 10982 | STATIC int32_t |
| 10983 | em_read_invm_i210(struct em_hw *hw, uint16_t offset, uint16_t words, |
| 10984 | uint16_t *data) |
| 10985 | { |
| 10986 | int32_t ret_val = E1000_SUCCESS0; |
| 10987 | |
| 10988 | switch (offset) |
| 10989 | { |
| 10990 | case EEPROM_MAC_ADDR_WORD00x0000: |
| 10991 | case EEPROM_MAC_ADDR_WORD10x0001: |
| 10992 | case EEPROM_MAC_ADDR_WORD20x0002: |
| 10993 | /* Generate random MAC address if there's none. */ |
| 10994 | ret_val = em_read_invm_word_i210(hw, offset, data); |
| 10995 | if (ret_val != E1000_SUCCESS0) { |
| 10996 | DEBUGOUT("MAC Addr not found in iNVM\n"); |
| 10997 | *data = 0xFFFF; |
| 10998 | ret_val = E1000_SUCCESS0; |
| 10999 | } |
| 11000 | break; |
| 11001 | case EEPROM_INIT_CONTROL2_REG0x000F: |
| 11002 | ret_val = em_read_invm_word_i210(hw, offset, data); |
| 11003 | if (ret_val != E1000_SUCCESS0) { |
| 11004 | *data = NVM_INIT_CTRL_2_DEFAULT_I2110x7243; |
| 11005 | ret_val = E1000_SUCCESS0; |
| 11006 | } |
| 11007 | break; |
| 11008 | case EEPROM_INIT_CONTROL4_REG0x0013: |
| 11009 | ret_val = em_read_invm_word_i210(hw, offset, data); |
| 11010 | if (ret_val != E1000_SUCCESS0) { |
| 11011 | *data = NVM_INIT_CTRL_4_DEFAULT_I2110x00C1; |
| 11012 | ret_val = E1000_SUCCESS0; |
| 11013 | } |
| 11014 | break; |
| 11015 | case EEPROM_LED_1_CFG0x001C: |
| 11016 | ret_val = em_read_invm_word_i210(hw, offset, data); |
| 11017 | if (ret_val != E1000_SUCCESS0) { |
| 11018 | *data = NVM_LED_1_CFG_DEFAULT_I2110x0184; |
| 11019 | ret_val = E1000_SUCCESS0; |
| 11020 | } |
| 11021 | break; |
| 11022 | case EEPROM_LED_0_2_CFG0x001F: |
| 11023 | ret_val = em_read_invm_word_i210(hw, offset, data); |
| 11024 | if (ret_val != E1000_SUCCESS0) { |
| 11025 | *data = NVM_LED_0_2_CFG_DEFAULT_I2110x200C; |
| 11026 | ret_val = E1000_SUCCESS0; |
| 11027 | } |
| 11028 | break; |
| 11029 | case EEPROM_ID_LED_SETTINGS0x0004: |
| 11030 | ret_val = em_read_invm_word_i210(hw, offset, data); |
| 11031 | if (ret_val != E1000_SUCCESS0) { |
| 11032 | *data = ID_LED_RESERVED_FFFF0xFFFF; |
| 11033 | ret_val = E1000_SUCCESS0; |
| 11034 | } |
| 11035 | break; |
| 11036 | default: |
| 11037 | DEBUGOUT1("NVM word 0x%02x is not mapped.\n", offset); |
| 11038 | *data = NVM_RESERVED_WORD0xFFFF; |
| 11039 | break; |
| 11040 | } |
| 11041 | |
| 11042 | return ret_val; |
| 11043 | } |
| 11044 | |
| 11045 | /****************************************************************************** |
| 11046 | * Reads 16-bit words from the OTP. Return error when the word is not |
| 11047 | * stored in OTP. |
| 11048 | * |
| 11049 | * hw - Struct containing variables accessed by shared code |
| 11050 | * offset - offset of word in the OTP to read |
| 11051 | * data - word read from the OTP |
| 11052 | *****************************************************************************/ |
| 11053 | STATIC int32_t |
| 11054 | em_read_invm_word_i210(struct em_hw *hw, uint16_t address, uint16_t *data) |
| 11055 | { |
| 11056 | int32_t error = -E1000_NOT_IMPLEMENTED14; |
| 11057 | uint32_t invm_dword; |
| 11058 | uint16_t i; |
| 11059 | uint8_t record_type, word_address; |
| 11060 | |
| 11061 | for (i = 0; i < INVM_SIZE64; i++) { |
| 11062 | invm_dword = EM_READ_REG(hw, E1000_INVM_DATA_REG(i))((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), ((0x12120 + 4*(i))))); |
| 11063 | /* Get record type */ |
| 11064 | record_type = INVM_DWORD_TO_RECORD_TYPE(invm_dword)((invm_dword) & 0x7); |
| 11065 | if (record_type == INVM_UNINITIALIZED_STRUCTURE0x0) |
| 11066 | break; |
| 11067 | if (record_type == INVM_CSR_AUTOLOAD_STRUCTURE0x2) |
| 11068 | i += INVM_CSR_AUTOLOAD_DATA_SIZE_IN_DWORDS1; |
| 11069 | if (record_type == INVM_RSA_KEY_SHA256_STRUCTURE0x4) |
| 11070 | i += INVM_RSA_KEY_SHA256_DATA_SIZE_IN_DWORDS8; |
| 11071 | if (record_type == INVM_WORD_AUTOLOAD_STRUCTURE0x1) { |
| 11072 | word_address = INVM_DWORD_TO_WORD_ADDRESS(invm_dword)(((invm_dword) & 0x0000FE00) >> 9); |
| 11073 | if (word_address == address) { |
| 11074 | *data = INVM_DWORD_TO_WORD_DATA(invm_dword)(((invm_dword) & 0xFFFF0000) >> 16); |
| 11075 | error = E1000_SUCCESS0; |
| 11076 | break; |
| 11077 | } |
| 11078 | } |
| 11079 | } |
| 11080 | |
| 11081 | return error; |
| 11082 | } |
| 11083 | |
| 11084 | STATIC int32_t |
| 11085 | em_init_lcd_from_nvm_config_region(struct em_hw *hw, uint32_t cnf_base_addr, |
| 11086 | uint32_t cnf_size) |
| 11087 | { |
| 11088 | uint32_t ret_val = E1000_SUCCESS0; |
| 11089 | uint16_t word_addr, reg_data, reg_addr; |
| 11090 | uint16_t i; |
| 11091 | /* cnf_base_addr is in DWORD */ |
| 11092 | word_addr = (uint16_t) (cnf_base_addr << 1); |
| 11093 | |
| 11094 | /* cnf_size is returned in size of dwords */ |
| 11095 | for (i = 0; i < cnf_size; i++) { |
| 11096 | ret_val = |
| 11097 | em_read_eeprom(hw, (word_addr + i * 2), 1, ®_data); |
| 11098 | if (ret_val) |
| 11099 | return ret_val; |
| 11100 | |
| 11101 | ret_val = |
| 11102 | em_read_eeprom(hw, (word_addr + i * 2 + 1), 1, ®_addr); |
| 11103 | if (ret_val) |
| 11104 | return ret_val; |
| 11105 | |
| 11106 | ret_val = em_get_software_flag(hw); |
| 11107 | if (ret_val != E1000_SUCCESS0) |
| 11108 | return ret_val; |
| 11109 | |
| 11110 | ret_val = |
| 11111 | em_write_phy_reg_ex(hw, (uint32_t) reg_addr, reg_data); |
| 11112 | |
| 11113 | em_release_software_flag(hw); |
| 11114 | } |
| 11115 | |
| 11116 | return ret_val; |
| 11117 | } |
| 11118 | |
| 11119 | /****************************************************************************** |
| 11120 | * This function initializes the PHY from the NVM on ICH8 platforms. This |
| 11121 | * is needed due to an issue where the NVM configuration is not properly |
| 11122 | * autoloaded after power transitions. Therefore, after each PHY reset, we |
| 11123 | * will load the configuration data out of the NVM manually. |
| 11124 | * |
| 11125 | * hw: Struct containing variables accessed by shared code |
| 11126 | *****************************************************************************/ |
| 11127 | STATIC int32_t |
| 11128 | em_init_lcd_from_nvm(struct em_hw *hw) |
| 11129 | { |
| 11130 | uint32_t reg_data, cnf_base_addr, cnf_size, ret_val, loop, sw_cfg_mask; |
| 11131 | if (hw->phy_type != em_phy_igp_3) |
| 11132 | return E1000_SUCCESS0; |
| 11133 | |
| 11134 | /* Check if SW needs configure the PHY */ |
| 11135 | if (hw->device_id == E1000_DEV_ID_ICH8_IGP_M_AMT0x1049 || |
| 11136 | hw->device_id == E1000_DEV_ID_ICH8_IGP_M0x104D || |
| 11137 | hw->mac_type == em_pchlan || |
| 11138 | hw->mac_type == em_pch2lan || |
| 11139 | hw->mac_type == em_pch_lpt || |
| 11140 | hw->mac_type == em_pch_spt || |
| 11141 | hw->mac_type == em_pch_cnp || |
| 11142 | hw->mac_type == em_pch_tgp || |
| 11143 | hw->mac_type == em_pch_adp) |
| 11144 | sw_cfg_mask = FEXTNVM_SW_CONFIG_ICH8M(1 << 27); |
| 11145 | else |
| 11146 | sw_cfg_mask = FEXTNVM_SW_CONFIG1; |
| 11147 | |
| 11148 | reg_data = E1000_READ_REG(hw, FEXTNVM)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00028 : em_translate_82542_register (0x00028))))); |
| 11149 | if (!(reg_data & sw_cfg_mask)) |
| 11150 | return E1000_SUCCESS0; |
| 11151 | |
| 11152 | /* Wait for basic configuration completes before proceeding */ |
| 11153 | loop = 0; |
| 11154 | do { |
| 11155 | reg_data = |
| 11156 | E1000_READ_REG(hw, STATUS)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))) & E1000_STATUS_LAN_INIT_DONE0x00000200; |
| 11157 | usec_delay(100)(*delay_func)(100); |
| 11158 | loop++; |
| 11159 | } while ((!reg_data) && (loop < 50)); |
| 11160 | |
| 11161 | /* Clear the Init Done bit for the next init event */ |
| 11162 | reg_data = E1000_READ_REG(hw, STATUS)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 11163 | reg_data &= ~E1000_STATUS_LAN_INIT_DONE0x00000200; |
| 11164 | E1000_WRITE_REG(hw, STATUS, reg_data)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))), (reg_data))); |
| 11165 | /* |
| 11166 | * Make sure HW does not configure LCD from PHY extended |
| 11167 | * configuration before SW configuration |
| 11168 | */ |
| 11169 | reg_data = E1000_READ_REG(hw, EXTCNF_CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F00 : em_translate_82542_register (0x00F00))))); |
| 11170 | if ((reg_data & E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE0x00000001) == 0x0000) { |
| 11171 | reg_data = E1000_READ_REG(hw, EXTCNF_SIZE)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F08 : em_translate_82542_register (0x00F08))))); |
| 11172 | cnf_size = reg_data & E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH0x00FF0000; |
| 11173 | cnf_size >>= 16; |
| 11174 | if (cnf_size) { |
| 11175 | reg_data = E1000_READ_REG(hw, EXTCNF_CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F00 : em_translate_82542_register (0x00F00))))); |
| 11176 | cnf_base_addr = reg_data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER0x0FFF0000; |
| 11177 | /* cnf_base_addr is in DWORD */ |
| 11178 | cnf_base_addr >>= 16; |
| 11179 | |
| 11180 | /* Configure LCD from extended configuration region. */ |
| 11181 | ret_val = em_init_lcd_from_nvm_config_region(hw, |
| 11182 | cnf_base_addr, cnf_size); |
| 11183 | if (ret_val) |
| 11184 | return ret_val; |
| 11185 | } |
| 11186 | } |
| 11187 | return E1000_SUCCESS0; |
| 11188 | } |
| 11189 | |
| 11190 | /****************************************************************************** |
| 11191 | * em_set_pciex_completion_timeout - set pci-e completion timeout |
| 11192 | * |
| 11193 | * The defaults for 82575 and 82576 should be in the range of 50us to 50ms, |
| 11194 | * however the hardware default for these parts is 500us to 1ms which is less |
| 11195 | * than the 10ms recommended by the pci-e spec. To address this we need to |
| 11196 | * increase the value to either 10ms to 200ms for capability version 1 config, |
| 11197 | * or 16ms to 55ms for version 2. |
| 11198 | * |
| 11199 | * * hw - pointer to em_hw structure |
| 11200 | *****************************************************************************/ |
| 11201 | int32_t |
| 11202 | em_set_pciex_completion_timeout(struct em_hw *hw) |
| 11203 | { |
| 11204 | uint32_t gcr = E1000_READ_REG(hw, GCR)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B00 : em_translate_82542_register (0x05B00))))); |
| 11205 | int32_t ret_val = E1000_SUCCESS0; |
| 11206 | |
| 11207 | /* Only take action if timeout value is not set by system BIOS */ |
| 11208 | if (gcr & E1000_GCR_CMPL_TMOUT_MASK0x0000F000) |
| 11209 | goto out; |
| 11210 | |
| 11211 | DEBUGOUT("PCIe completion timeout not set by system BIOS."); |
| 11212 | |
| 11213 | /* |
| 11214 | * If capabilities version is type 1 we can write the |
| 11215 | * timeout of 10ms to 200ms through the GCR register |
| 11216 | */ |
| 11217 | |
| 11218 | if (!(gcr & E1000_GCR_CAP_VER20x00040000)) { |
| 11219 | gcr |= E1000_GCR_CMPL_TMOUT_10ms0x00001000; |
| 11220 | DEBUGOUT("PCIe capability version 1 detected, setting \ |
| 11221 | completion timeout to 10ms."); |
| 11222 | goto out; |
| 11223 | } |
| 11224 | |
| 11225 | /* |
| 11226 | * For version 2 capabilities we need to write the config space |
| 11227 | * directly in order to set the completion timeout value for |
| 11228 | * 16ms to 55ms |
| 11229 | * |
| 11230 | * XXX: Implement em_*_pcie_cap_reg() first. |
| 11231 | */ |
| 11232 | #if 0 |
| 11233 | ret_val = em_read_pcie_cap_reg(hw, PCIE_DEVICE_CONTROL2, |
| 11234 | &pciex_devctl2); |
| 11235 | |
| 11236 | if (ret_val) |
| 11237 | goto out; |
| 11238 | |
| 11239 | pciex_devctl2 |= PCIE_DEVICE_CONTROL2_16ms; |
| 11240 | |
| 11241 | ret_val = em_write_pcie_cap_reg(hw, PCIE_DEVICE_CONTROL2, |
| 11242 | &pciex_devctl2); |
| 11243 | #endif |
| 11244 | |
| 11245 | out: |
| 11246 | |
| 11247 | /* Disable completion timeout resend */ |
| 11248 | gcr &= ~E1000_GCR_CMPL_TMOUT_RESEND0x00010000; |
| 11249 | |
| 11250 | DEBUGOUT("PCIe completion timeout resend disabled."); |
| 11251 | |
| 11252 | E1000_WRITE_REG(hw, GCR, gcr)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x05B00 : em_translate_82542_register (0x05B00))), (gcr))); |
| 11253 | return ret_val; |
| 11254 | } |
| 11255 | |
| 11256 | /*************************************************************************** |
| 11257 | * Set slow MDIO access mode |
| 11258 | ***************************************************************************/ |
| 11259 | static int32_t |
| 11260 | em_set_mdio_slow_mode_hv(struct em_hw *hw) |
| 11261 | { |
| 11262 | int32_t ret_val; |
| 11263 | uint16_t data; |
| 11264 | DEBUGFUNC("em_set_mdio_slow_mode_hv");; |
| 11265 | |
| 11266 | ret_val = em_read_phy_reg(hw, HV_KMRN_MODE_CTRL(((769) << 5) | ((16) & 0x1F)), &data); |
| 11267 | if (ret_val) |
| 11268 | return ret_val; |
| 11269 | |
| 11270 | data |= HV_KMRN_MDIO_SLOW0x0400; |
| 11271 | |
| 11272 | ret_val = em_write_phy_reg(hw, HV_KMRN_MODE_CTRL(((769) << 5) | ((16) & 0x1F)), data); |
| 11273 | |
| 11274 | return ret_val; |
| 11275 | } |
| 11276 | |
| 11277 | /*************************************************************************** |
| 11278 | * A series of Phy workarounds to be done after every PHY reset. |
| 11279 | ***************************************************************************/ |
| 11280 | int32_t |
| 11281 | em_hv_phy_workarounds_ich8lan(struct em_hw *hw) |
| 11282 | { |
| 11283 | int32_t ret_val = E1000_SUCCESS0; |
| 11284 | uint16_t phy_data; |
| 11285 | uint16_t swfw; |
| 11286 | DEBUGFUNC("em_hv_phy_workarounds_ich8lan");; |
| 11287 | |
| 11288 | if (hw->mac_type != em_pchlan) |
| 11289 | goto out; |
| 11290 | |
| 11291 | swfw = E1000_SWFW_PHY0_SM0x0002; |
| 11292 | |
| 11293 | /* Set MDIO slow mode before any other MDIO access */ |
| 11294 | if (hw->phy_type == em_phy_82577 || |
| 11295 | hw->phy_type == em_phy_82578) { |
| 11296 | ret_val = em_set_mdio_slow_mode_hv(hw); |
| 11297 | if (ret_val) |
| 11298 | goto out; |
| 11299 | } |
| 11300 | |
| 11301 | /* Hanksville M Phy init for IEEE. */ |
| 11302 | if ((hw->revision_id == 2) && |
| 11303 | (hw->phy_type == em_phy_82577) && |
| 11304 | ((hw->phy_revision == 2) || (hw->phy_revision == 3))) { |
| 11305 | em_write_phy_reg(hw, 0x10, 0x8823); |
| 11306 | em_write_phy_reg(hw, 0x11, 0x0018); |
| 11307 | em_write_phy_reg(hw, 0x10, 0x8824); |
| 11308 | em_write_phy_reg(hw, 0x11, 0x0016); |
| 11309 | em_write_phy_reg(hw, 0x10, 0x8825); |
| 11310 | em_write_phy_reg(hw, 0x11, 0x001A); |
| 11311 | em_write_phy_reg(hw, 0x10, 0x888C); |
| 11312 | em_write_phy_reg(hw, 0x11, 0x0007); |
| 11313 | em_write_phy_reg(hw, 0x10, 0x888D); |
| 11314 | em_write_phy_reg(hw, 0x11, 0x0007); |
| 11315 | em_write_phy_reg(hw, 0x10, 0x888E); |
| 11316 | em_write_phy_reg(hw, 0x11, 0x0007); |
| 11317 | em_write_phy_reg(hw, 0x10, 0x8827); |
| 11318 | em_write_phy_reg(hw, 0x11, 0x0001); |
| 11319 | em_write_phy_reg(hw, 0x10, 0x8835); |
| 11320 | em_write_phy_reg(hw, 0x11, 0x0001); |
| 11321 | em_write_phy_reg(hw, 0x10, 0x8834); |
| 11322 | em_write_phy_reg(hw, 0x11, 0x0001); |
| 11323 | em_write_phy_reg(hw, 0x10, 0x8833); |
| 11324 | em_write_phy_reg(hw, 0x11, 0x0002); |
| 11325 | } |
| 11326 | |
| 11327 | if (((hw->phy_type == em_phy_82577) && |
| 11328 | ((hw->phy_revision == 1) || (hw->phy_revision == 2))) || |
| 11329 | ((hw->phy_type == em_phy_82578) && (hw->phy_revision == 1))) { |
| 11330 | /* Disable generation of early preamble */ |
| 11331 | ret_val = em_write_phy_reg(hw, PHY_REG(769, 25)(((769) << 5) | ((25) & 0x1F)), 0x4431); |
| 11332 | if (ret_val) |
| 11333 | goto out; |
| 11334 | |
| 11335 | /* Preamble tuning for SSC */ |
| 11336 | ret_val = em_write_phy_reg(hw, PHY_REG(770, 16)(((770) << 5) | ((16) & 0x1F)), 0xA204); |
| 11337 | if (ret_val) |
| 11338 | goto out; |
| 11339 | } |
| 11340 | |
| 11341 | if (hw->phy_type == em_phy_82578) { |
| 11342 | /* |
| 11343 | * Return registers to default by doing a soft reset then |
| 11344 | * writing 0x3140 to the control register. |
| 11345 | */ |
| 11346 | if (hw->phy_revision < 2) { |
| 11347 | em_phy_reset(hw); |
| 11348 | ret_val = em_write_phy_reg(hw, PHY_CTRL0x00, 0x3140); |
| 11349 | } |
| 11350 | } |
| 11351 | |
| 11352 | if ((hw->revision_id == 2) && |
| 11353 | (hw->phy_type == em_phy_82577) && |
| 11354 | ((hw->phy_revision == 2) || (hw->phy_revision == 3))) { |
| 11355 | /* |
| 11356 | * Workaround for OEM (GbE) not operating after reset - |
| 11357 | * restart AN (twice) |
| 11358 | */ |
| 11359 | ret_val = em_write_phy_reg(hw, PHY_REG(0, 25)(((0) << 5) | ((25) & 0x1F)), 0x0400); |
| 11360 | if (ret_val) |
| 11361 | goto out; |
| 11362 | ret_val = em_write_phy_reg(hw, PHY_REG(0, 25)(((0) << 5) | ((25) & 0x1F)), 0x0400); |
| 11363 | if (ret_val) |
| 11364 | goto out; |
| 11365 | } |
| 11366 | |
| 11367 | /* Select page 0 */ |
| 11368 | ret_val = em_swfw_sync_acquire(hw, swfw); |
| 11369 | if (ret_val) |
| 11370 | goto out; |
| 11371 | |
| 11372 | hw->phy_addr = 1; |
| 11373 | ret_val = em_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT0x1F, 0); |
| 11374 | em_swfw_sync_release(hw, swfw); |
| 11375 | if (ret_val) |
| 11376 | goto out; |
| 11377 | |
| 11378 | /* Workaround for link disconnects on a busy hub in half duplex */ |
| 11379 | ret_val = em_read_phy_reg(hw, |
| 11380 | PHY_REG(BM_PORT_CTRL_PAGE, 17)(((769) << 5) | ((17) & 0x1F)), |
| 11381 | &phy_data); |
| 11382 | if (ret_val) |
| 11383 | goto release; |
| 11384 | ret_val = em_write_phy_reg(hw, |
| 11385 | PHY_REG(BM_PORT_CTRL_PAGE, 17)(((769) << 5) | ((17) & 0x1F)), |
| 11386 | phy_data & 0x00FF); |
| 11387 | release: |
| 11388 | out: |
| 11389 | return ret_val; |
| 11390 | } |
| 11391 | |
| 11392 | |
| 11393 | /*************************************************************************** |
| 11394 | * Si workaround |
| 11395 | * |
| 11396 | * This function works around a Si bug where the link partner can get |
| 11397 | * a link up indication before the PHY does. If small packets are sent |
| 11398 | * by the link partner they can be placed in the packet buffer without |
| 11399 | * being properly accounted for by the PHY and will stall preventing |
| 11400 | * further packets from being received. The workaround is to clear the |
| 11401 | * packet buffer after the PHY detects link up. |
| 11402 | ***************************************************************************/ |
| 11403 | int32_t |
| 11404 | em_link_stall_workaround_hv(struct em_hw *hw) |
| 11405 | { |
| 11406 | int32_t ret_val = E1000_SUCCESS0; |
| 11407 | uint16_t phy_data; |
| 11408 | |
| 11409 | if (hw->phy_type != em_phy_82578) |
| 11410 | goto out; |
| 11411 | |
| 11412 | /* Do not apply workaround if in PHY loopback bit 14 set */ |
| 11413 | em_read_phy_reg(hw, PHY_CTRL0x00, &phy_data); |
| 11414 | if (phy_data & E1000_PHY_CTRL_LOOPBACK0x00004000) |
| 11415 | goto out; |
| 11416 | |
| 11417 | /* check if link is up and at 1Gbps */ |
| 11418 | ret_val = em_read_phy_reg(hw, BM_CS_STATUS17, &phy_data); |
| 11419 | if (ret_val) |
| 11420 | goto out; |
| 11421 | |
| 11422 | phy_data &= BM_CS_STATUS_LINK_UP0x0400 | |
| 11423 | BM_CS_STATUS_RESOLVED0x0800 | |
| 11424 | BM_CS_STATUS_SPEED_MASK0xC000; |
| 11425 | |
| 11426 | if (phy_data != (BM_CS_STATUS_LINK_UP0x0400 | |
| 11427 | BM_CS_STATUS_RESOLVED0x0800 | |
| 11428 | BM_CS_STATUS_SPEED_10000x8000)) |
| 11429 | goto out; |
| 11430 | |
| 11431 | msec_delay(200)(*delay_func)(1000*(200)); |
| 11432 | |
| 11433 | /* flush the packets in the fifo buffer */ |
| 11434 | ret_val = em_write_phy_reg(hw, HV_MUX_DATA_CTRL(((776) << 5) | ((16) & 0x1F)), |
| 11435 | HV_MUX_DATA_CTRL_GEN_TO_MAC0x0400 | HV_MUX_DATA_CTRL_FORCE_SPEED0x0004); |
| 11436 | if (ret_val) |
| 11437 | goto out; |
| 11438 | |
| 11439 | ret_val = em_write_phy_reg(hw, HV_MUX_DATA_CTRL(((776) << 5) | ((16) & 0x1F)), |
| 11440 | HV_MUX_DATA_CTRL_GEN_TO_MAC0x0400); |
| 11441 | |
| 11442 | out: |
| 11443 | return ret_val; |
| 11444 | } |
| 11445 | |
| 11446 | /**************************************************************************** |
| 11447 | * K1 Si workaround |
| 11448 | * |
| 11449 | * If K1 is enabled for 1Gbps, the MAC might stall when transitioning |
| 11450 | * from a lower speed. This workaround disables K1 whenever link is at 1Gig. |
| 11451 | * If link is down, the function will restore the default K1 setting located |
| 11452 | * in the NVM. |
| 11453 | ****************************************************************************/ |
| 11454 | int32_t |
| 11455 | em_k1_gig_workaround_hv(struct em_hw *hw, boolean_t link) |
| 11456 | { |
| 11457 | int32_t ret_val; |
| 11458 | uint16_t phy_data; |
| 11459 | boolean_t k1_enable; |
| 11460 | |
| 11461 | DEBUGFUNC("em_k1_gig_workaround_hv");; |
| 11462 | |
| 11463 | if (hw->mac_type != em_pchlan) |
| 11464 | return E1000_SUCCESS0; |
| 11465 | |
| 11466 | ret_val = em_read_eeprom_ich8(hw, E1000_NVM_K1_CONFIG0x1B, 1, &phy_data); |
| 11467 | if (ret_val) |
| 11468 | return ret_val; |
| 11469 | |
| 11470 | k1_enable = phy_data & E1000_NVM_K1_ENABLE0x1 ? TRUE1 : FALSE0; |
| 11471 | |
| 11472 | /* Disable K1 when link is 1Gbps, otherwise use the NVM setting */ |
| 11473 | if (link) { |
| 11474 | if (hw->phy_type == em_phy_82578) { |
| 11475 | ret_val = em_read_phy_reg(hw, BM_CS_STATUS17, |
| 11476 | &phy_data); |
| 11477 | if (ret_val) |
| 11478 | return ret_val; |
| 11479 | |
| 11480 | phy_data &= BM_CS_STATUS_LINK_UP0x0400 | |
| 11481 | BM_CS_STATUS_RESOLVED0x0800 | |
| 11482 | BM_CS_STATUS_SPEED_MASK0xC000; |
| 11483 | |
| 11484 | if (phy_data == (BM_CS_STATUS_LINK_UP0x0400 | |
| 11485 | BM_CS_STATUS_RESOLVED0x0800 | |
| 11486 | BM_CS_STATUS_SPEED_10000x8000)) |
| 11487 | k1_enable = FALSE0; |
| 11488 | } |
| 11489 | |
| 11490 | if (hw->phy_type == em_phy_82577) { |
| 11491 | ret_val = em_read_phy_reg(hw, HV_M_STATUS26, |
| 11492 | &phy_data); |
| 11493 | if (ret_val) |
| 11494 | return ret_val; |
| 11495 | |
| 11496 | phy_data &= HV_M_STATUS_LINK_UP0x0040 | |
| 11497 | HV_M_STATUS_AUTONEG_COMPLETE0x1000 | |
| 11498 | HV_M_STATUS_SPEED_MASK0x0300; |
| 11499 | |
| 11500 | if (phy_data == (HV_M_STATUS_LINK_UP0x0040 | |
| 11501 | HV_M_STATUS_AUTONEG_COMPLETE0x1000 | |
| 11502 | HV_M_STATUS_SPEED_10000x0200)) |
| 11503 | k1_enable = FALSE0; |
| 11504 | } |
| 11505 | |
| 11506 | /* Link stall fix for link up */ |
| 11507 | ret_val = em_write_phy_reg(hw, PHY_REG(770, 19)(((770) << 5) | ((19) & 0x1F)), |
| 11508 | 0x0100); |
| 11509 | if (ret_val) |
| 11510 | return ret_val; |
| 11511 | |
| 11512 | } else { |
| 11513 | /* Link stall fix for link down */ |
| 11514 | ret_val = em_write_phy_reg(hw, PHY_REG(770, 19)(((770) << 5) | ((19) & 0x1F)), |
| 11515 | 0x4100); |
| 11516 | if (ret_val) |
| 11517 | return ret_val; |
| 11518 | } |
| 11519 | |
| 11520 | ret_val = em_configure_k1_ich8lan(hw, k1_enable); |
| 11521 | |
| 11522 | return ret_val; |
| 11523 | } |
| 11524 | |
| 11525 | /* Workaround to set the K1 beacon duration for 82579 parts */ |
| 11526 | int32_t |
| 11527 | em_k1_workaround_lv(struct em_hw *hw) |
| 11528 | { |
| 11529 | int32_t ret_val; |
| 11530 | uint16_t phy_data; |
| 11531 | uint32_t mac_reg; |
| 11532 | |
| 11533 | ret_val = em_read_phy_reg(hw, BM_CS_STATUS17, &phy_data); |
| 11534 | if (ret_val) |
| 11535 | return ret_val; |
| 11536 | |
| 11537 | if ((phy_data & (HV_M_STATUS_LINK_UP0x0040 | HV_M_STATUS_AUTONEG_COMPLETE0x1000)) |
| 11538 | == (HV_M_STATUS_LINK_UP0x0040 | HV_M_STATUS_AUTONEG_COMPLETE0x1000)) { |
| 11539 | mac_reg = E1000_READ_REG(hw, FEXTNVM4)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00024 : em_translate_82542_register (0x00024))))); |
| 11540 | mac_reg &= ~E1000_FEXTNVM4_BEACON_DURATION_MASK0x7; |
| 11541 | |
| 11542 | if (phy_data & HV_M_STATUS_SPEED_10000x0200) |
| 11543 | mac_reg |= E1000_FEXTNVM4_BEACON_DURATION_8USEC0x7; |
| 11544 | else |
| 11545 | mac_reg |= E1000_FEXTNVM4_BEACON_DURATION_16USEC0x3; |
| 11546 | |
| 11547 | E1000_WRITE_REG(hw, FEXTNVM4, mac_reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00024 : em_translate_82542_register (0x00024))), (mac_reg))); |
| 11548 | } |
| 11549 | |
| 11550 | return E1000_SUCCESS0; |
| 11551 | } |
| 11552 | |
| 11553 | /** |
| 11554 | * em_k1_workaround_lpt_lp - K1 workaround on Lynxpoint-LP |
| 11555 | * |
| 11556 | * When K1 is enabled for 1Gbps, the MAC can miss 2 DMA completion indications |
| 11557 | * preventing further DMA write requests. Workaround the issue by disabling |
| 11558 | * the de-assertion of the clock request when in 1Gbps mode. |
| 11559 | * Also, set appropriate Tx re-transmission timeouts for 10 and 100Half link |
| 11560 | * speeds in order to avoid Tx hangs. |
| 11561 | **/ |
| 11562 | int32_t |
| 11563 | em_k1_workaround_lpt_lp(struct em_hw *hw, boolean_t link) |
| 11564 | { |
| 11565 | uint32_t fextnvm6 = E1000_READ_REG(hw, FEXTNVM6)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))))); |
| 11566 | uint32_t status = E1000_READ_REG(hw, STATUS)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00008 : em_translate_82542_register (0x00008))))); |
| 11567 | int32_t ret_val = E1000_SUCCESS0; |
| 11568 | uint16_t reg; |
| 11569 | |
| 11570 | if (link && (status & E1000_STATUS_SPEED_10000x00000080)) { |
| 11571 | ret_val = em_read_kmrn_reg(hw, E1000_KMRNCTRLSTA_K1_CONFIG0x7, |
| 11572 | ®); |
| 11573 | if (ret_val) |
| 11574 | return ret_val; |
| 11575 | |
| 11576 | ret_val = em_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_K1_CONFIG0x7, |
| 11577 | reg & ~E1000_KMRNCTRLSTA_K1_ENABLE0x0002); |
| 11578 | if (ret_val) |
| 11579 | return ret_val; |
| 11580 | |
| 11581 | usec_delay(10)(*delay_func)(10); |
| 11582 | |
| 11583 | E1000_WRITE_REG(hw, FEXTNVM6,((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (fextnvm6 | 0x00000100))) |
| 11584 | fextnvm6 | E1000_FEXTNVM6_REQ_PLL_CLK)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (fextnvm6 | 0x00000100))); |
| 11585 | |
| 11586 | ret_val = em_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_K1_CONFIG0x7, |
| 11587 | reg); |
| 11588 | } else { |
| 11589 | /* clear FEXTNVM6 bit 8 on link down or 10/100 */ |
| 11590 | fextnvm6 &= ~E1000_FEXTNVM6_REQ_PLL_CLK0x00000100; |
| 11591 | |
| 11592 | if (!link || ((status & E1000_STATUS_SPEED_1000x00000040) && |
| 11593 | (status & E1000_STATUS_FD0x00000001))) |
| 11594 | goto update_fextnvm6; |
| 11595 | |
| 11596 | ret_val = em_read_phy_reg(hw, I217_INBAND_CTRL(((770) << 5) | ((18) & 0x1F)), ®); |
| 11597 | if (ret_val) |
| 11598 | return ret_val; |
| 11599 | |
| 11600 | /* Clear link status transmit timeout */ |
| 11601 | reg &= ~I217_INBAND_CTRL_LINK_STAT_TX_TIMEOUT_MASK0x3F00; |
| 11602 | |
| 11603 | if (status & E1000_STATUS_SPEED_1000x00000040) { |
| 11604 | /* Set inband Tx timeout to 5x10us for 100Half */ |
| 11605 | reg |= 5 << I217_INBAND_CTRL_LINK_STAT_TX_TIMEOUT_SHIFT8; |
| 11606 | |
| 11607 | /* Do not extend the K1 entry latency for 100Half */ |
| 11608 | fextnvm6 &= ~E1000_FEXTNVM6_ENABLE_K1_ENTRY_CONDITION0x00000200; |
| 11609 | } else { |
| 11610 | /* Set inband Tx timeout to 50x10us for 10Full/Half */ |
| 11611 | reg |= 50 << |
| 11612 | I217_INBAND_CTRL_LINK_STAT_TX_TIMEOUT_SHIFT8; |
| 11613 | |
| 11614 | /* Extend the K1 entry latency for 10 Mbps */ |
| 11615 | fextnvm6 |= E1000_FEXTNVM6_ENABLE_K1_ENTRY_CONDITION0x00000200; |
| 11616 | } |
| 11617 | |
| 11618 | ret_val = em_write_phy_reg(hw, I217_INBAND_CTRL(((770) << 5) | ((18) & 0x1F)), reg); |
| 11619 | if (ret_val) |
| 11620 | return ret_val; |
| 11621 | |
| 11622 | update_fextnvm6: |
| 11623 | E1000_WRITE_REG(hw, FEXTNVM6, fextnvm6)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00010 : em_translate_82542_register (0x00010))), (fextnvm6))); |
| 11624 | } |
| 11625 | |
| 11626 | return ret_val; |
| 11627 | |
| 11628 | } |
| 11629 | |
| 11630 | |
| 11631 | /*************************************************************************** |
| 11632 | * e1000_gate_hw_phy_config_ich8lan - disable PHY config via hardware |
| 11633 | * @hw: pointer to the HW structure |
| 11634 | * @gate: boolean set to TRUE to gate, FALSE to ungate |
| 11635 | * |
| 11636 | * Gate/ungate the automatic PHY configuration via hardware; perform |
| 11637 | * the configuration via software instead. |
| 11638 | ***************************************************************************/ |
| 11639 | void |
| 11640 | em_gate_hw_phy_config_ich8lan(struct em_hw *hw, boolean_t gate) |
| 11641 | { |
| 11642 | uint32_t extcnf_ctrl; |
| 11643 | |
| 11644 | DEBUGFUNC("em_gate_hw_phy_config_ich8lan");; |
| 11645 | |
| 11646 | if (hw->mac_type != em_pch2lan) |
| 11647 | return; |
| 11648 | |
| 11649 | extcnf_ctrl = E1000_READ_REG(hw, EXTCNF_CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F00 : em_translate_82542_register (0x00F00))))); |
| 11650 | |
| 11651 | if (gate) |
| 11652 | extcnf_ctrl |= E1000_EXTCNF_CTRL_GATE_PHY_CFG0x00000080; |
| 11653 | else |
| 11654 | extcnf_ctrl &= ~E1000_EXTCNF_CTRL_GATE_PHY_CFG0x00000080; |
| 11655 | |
| 11656 | E1000_WRITE_REG(hw, EXTCNF_CTRL, extcnf_ctrl)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00F00 : em_translate_82542_register (0x00F00))), (extcnf_ctrl))); |
| 11657 | } |
| 11658 | |
| 11659 | /*************************************************************************** |
| 11660 | * Configure K1 power state |
| 11661 | * |
| 11662 | * Configure the K1 power state based on the provided parameter. |
| 11663 | * Assumes semaphore already acquired. |
| 11664 | * |
| 11665 | * Success returns 0, Failure returns -E1000_ERR_PHY (-2) |
| 11666 | ***************************************************************************/ |
| 11667 | int32_t |
| 11668 | em_configure_k1_ich8lan(struct em_hw *hw, boolean_t k1_enable) |
| 11669 | { |
| 11670 | int32_t ret_val = E1000_SUCCESS0; |
| 11671 | uint32_t ctrl_reg = 0; |
| 11672 | uint32_t ctrl_ext = 0; |
| 11673 | uint32_t reg = 0; |
| 11674 | uint16_t kmrn_reg = 0; |
| 11675 | |
| 11676 | ret_val = em_read_kmrn_reg(hw, E1000_KMRNCTRLSTA_K1_CONFIG0x7, |
| 11677 | &kmrn_reg); |
| 11678 | if (ret_val) |
| 11679 | goto out; |
| 11680 | |
| 11681 | if (k1_enable) |
| 11682 | kmrn_reg |= E1000_KMRNCTRLSTA_K1_ENABLE0x0002; |
| 11683 | else |
| 11684 | kmrn_reg &= ~E1000_KMRNCTRLSTA_K1_ENABLE0x0002; |
| 11685 | |
| 11686 | ret_val = em_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_K1_CONFIG0x7, |
| 11687 | kmrn_reg); |
| 11688 | if (ret_val) |
| 11689 | goto out; |
| 11690 | |
| 11691 | usec_delay(20)(*delay_func)(20); |
| 11692 | ctrl_ext = E1000_READ_REG(hw, CTRL_EXT)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))))); |
| 11693 | ctrl_reg = E1000_READ_REG(hw, CTRL)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))))); |
| 11694 | |
| 11695 | reg = ctrl_reg & ~(E1000_CTRL_SPD_10000x00000200 | E1000_CTRL_SPD_1000x00000100); |
| 11696 | reg |= E1000_CTRL_FRCSPD0x00000800; |
| 11697 | E1000_WRITE_REG(hw, CTRL, reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (reg))); |
| 11698 | |
| 11699 | E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext | E1000_CTRL_EXT_SPD_BYPS)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (ctrl_ext | 0x00008000))); |
| 11700 | usec_delay(20)(*delay_func)(20); |
| 11701 | E1000_WRITE_REG(hw, CTRL, ctrl_reg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00000 : em_translate_82542_register (0x00000))), (ctrl_reg))); |
| 11702 | E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (((hw)->mac_type >= em_82543 ? 0x00018 : em_translate_82542_register (0x00018))), (ctrl_ext))); |
| 11703 | usec_delay(20)(*delay_func)(20); |
| 11704 | |
| 11705 | out: |
| 11706 | return ret_val; |
| 11707 | } |
| 11708 | |
| 11709 | /*************************************************************************** |
| 11710 | * em_lv_phy_workarounds_ich8lan - A series of Phy workarounds to be |
| 11711 | * done after every PHY reset. |
| 11712 | ***************************************************************************/ |
| 11713 | int32_t |
| 11714 | em_lv_phy_workarounds_ich8lan(struct em_hw *hw) |
| 11715 | { |
| 11716 | int32_t ret_val = E1000_SUCCESS0; |
| 11717 | uint16_t swfw; |
| 11718 | |
| 11719 | DEBUGFUNC("e1000_lv_phy_workarounds_ich8lan");; |
| 11720 | |
| 11721 | if (hw->mac_type != em_pch2lan) |
| 11722 | goto out; |
| 11723 | |
| 11724 | /* Set MDIO slow mode before any other MDIO access */ |
| 11725 | ret_val = em_set_mdio_slow_mode_hv(hw); |
| 11726 | |
| 11727 | swfw = E1000_SWFW_PHY0_SM0x0002; |
| 11728 | ret_val = em_swfw_sync_acquire(hw, swfw); |
| 11729 | if (ret_val) |
| 11730 | goto out; |
| 11731 | ret_val = em_write_phy_reg(hw, I82579_EMI_ADDR0x10, |
| 11732 | I82579_MSE_THRESHOLD0x084F); |
| 11733 | if (ret_val) |
| 11734 | goto release; |
| 11735 | /* set MSE higher to enable link to stay up when noise is high */ |
| 11736 | ret_val = em_write_phy_reg(hw, I82579_EMI_DATA0x11, |
| 11737 | 0x0034); |
| 11738 | if (ret_val) |
| 11739 | goto release; |
| 11740 | ret_val = em_write_phy_reg(hw, I82579_EMI_ADDR0x10, |
| 11741 | I82579_MSE_LINK_DOWN0x2411); |
| 11742 | if (ret_val) |
| 11743 | goto release; |
| 11744 | /* drop link after 5 times MSE threshold was reached */ |
| 11745 | ret_val = em_write_phy_reg(hw, I82579_EMI_DATA0x11, |
| 11746 | 0x0005); |
| 11747 | release: |
| 11748 | em_swfw_sync_release(hw, swfw); |
| 11749 | |
| 11750 | out: |
| 11751 | return ret_val; |
| 11752 | } |
| 11753 | |
| 11754 | int32_t |
| 11755 | em_set_eee_i350(struct em_hw *hw) |
| 11756 | { |
| 11757 | int32_t ret_val = E1000_SUCCESS0; |
| 11758 | uint32_t ipcnfg, eeer; |
| 11759 | |
| 11760 | if ((hw->mac_type < em_i350) || |
| 11761 | (hw->media_type != em_media_type_copper)) |
| 11762 | goto out; |
| 11763 | ipcnfg = EM_READ_REG(hw, E1000_IPCNFG)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (0x0E38))); |
| 11764 | eeer = EM_READ_REG(hw, E1000_EEER)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (0x0E30))); |
| 11765 | |
| 11766 | if (hw->eee_enable) { |
| 11767 | ipcnfg |= (E1000_IPCNFG_EEE_1G_AN0x00000008 | E1000_IPCNFG_EEE_100M_AN0x00000004); |
| 11768 | eeer |= (E1000_EEER_TX_LPI_EN0x00010000 | E1000_EEER_RX_LPI_EN0x00020000 | |
| 11769 | E1000_EEER_LPI_FC0x00040000); |
| 11770 | } else { |
| 11771 | ipcnfg &= ~(E1000_IPCNFG_EEE_1G_AN0x00000008 | E1000_IPCNFG_EEE_100M_AN0x00000004); |
| 11772 | eeer &= ~(E1000_EEER_TX_LPI_EN0x00010000 | E1000_EEER_RX_LPI_EN0x00020000 | |
| 11773 | E1000_EEER_LPI_FC0x00040000); |
| 11774 | } |
| 11775 | EM_WRITE_REG(hw, E1000_IPCNFG, ipcnfg)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (0x0E38), (ipcnfg))); |
| 11776 | EM_WRITE_REG(hw, E1000_EEER, eeer)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> write_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (0x0E30), (eeer))); |
| 11777 | EM_READ_REG(hw, E1000_IPCNFG)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (0x0E38))); |
| 11778 | EM_READ_REG(hw, E1000_EEER)((((struct em_osdep *)(hw)->back)->mem_bus_space_tag)-> read_4((((struct em_osdep *)(hw)->back)->mem_bus_space_handle ), (0x0E30))); |
| 11779 | out: |
| 11780 | return ret_val; |
| 11781 | } |
| 11782 | |
| 11783 | /*************************************************************************** |
| 11784 | * em_set_eee_pchlan - Enable/disable EEE support |
| 11785 | * @hw: pointer to the HW structure |
| 11786 | * |
| 11787 | * Enable/disable EEE based on setting in dev_spec structure. The bits in |
| 11788 | * the LPI Control register will remain set only if/when link is up. |
| 11789 | ***************************************************************************/ |
| 11790 | int32_t |
| 11791 | em_set_eee_pchlan(struct em_hw *hw) |
| 11792 | { |
| 11793 | int32_t ret_val = E1000_SUCCESS0; |
| 11794 | uint16_t phy_reg; |
| 11795 | |
| 11796 | DEBUGFUNC("em_set_eee_pchlan");; |
| 11797 | |
| 11798 | if (hw->phy_type != em_phy_82579 && |
| 11799 | hw->phy_type != em_phy_i217) |
| 11800 | goto out; |
| 11801 | |
| 11802 | ret_val = em_read_phy_reg(hw, I82579_LPI_CTRL(((772) << 5) | ((20) & 0x1F)), &phy_reg); |
| 11803 | if (ret_val) |
| 11804 | goto out; |
| 11805 | |
| 11806 | if (hw->eee_enable) |
| 11807 | phy_reg &= ~I82579_LPI_CTRL_ENABLE_MASK0x6000; |
| 11808 | else |
| 11809 | phy_reg |= I82579_LPI_CTRL_ENABLE_MASK0x6000; |
| 11810 | |
| 11811 | ret_val = em_write_phy_reg(hw, I82579_LPI_CTRL(((772) << 5) | ((20) & 0x1F)), phy_reg); |
| 11812 | out: |
| 11813 | return ret_val; |
| 11814 | } |
| 11815 | |
| 11816 | /** |
| 11817 | * em_initialize_M88E1512_phy - Initialize M88E1512 PHY |
| 11818 | * @hw: pointer to the HW structure |
| 11819 | * |
| 11820 | * Initialize Marvell 1512 to work correctly with Avoton. |
| 11821 | **/ |
| 11822 | int32_t |
| 11823 | em_initialize_M88E1512_phy(struct em_hw *hw) |
| 11824 | { |
| 11825 | int32_t ret_val = E1000_SUCCESS0; |
| 11826 | |
| 11827 | DEBUGFUNC("e1000_initialize_M88E1512_phy");; |
| 11828 | |
| 11829 | /* Check if this is correct PHY. */ |
| 11830 | if (hw->phy_id != M88E1512_E_PHY_ID0x01410DD0) |
| 11831 | goto out; |
| 11832 | |
| 11833 | /* Switch to PHY page 0xFF. */ |
| 11834 | ret_val = em_write_phy_reg(hw, M88E1543_PAGE_ADDR0x16, 0x00FF); |
| 11835 | if (ret_val) |
| 11836 | goto out; |
| 11837 | |
| 11838 | ret_val = em_write_phy_reg(hw, M88E1512_CFG_REG_20x0011, 0x214B); |
| 11839 | if (ret_val) |
| 11840 | goto out; |
| 11841 | |
| 11842 | ret_val = em_write_phy_reg(hw, M88E1512_CFG_REG_10x0010, 0x2144); |
| 11843 | if (ret_val) |
| 11844 | goto out; |
| 11845 | |
| 11846 | ret_val = em_write_phy_reg(hw, M88E1512_CFG_REG_20x0011, 0x0C28); |
| 11847 | if (ret_val) |
| 11848 | goto out; |
| 11849 | |
| 11850 | ret_val = em_write_phy_reg(hw, M88E1512_CFG_REG_10x0010, 0x2146); |
| 11851 | if (ret_val) |
| 11852 | goto out; |
| 11853 | |
| 11854 | ret_val = em_write_phy_reg(hw, M88E1512_CFG_REG_20x0011, 0xB233); |
| 11855 | if (ret_val) |
| 11856 | goto out; |
| 11857 | |
| 11858 | ret_val = em_write_phy_reg(hw, M88E1512_CFG_REG_10x0010, 0x214D); |
| 11859 | if (ret_val) |
| 11860 | goto out; |
| 11861 | |
| 11862 | ret_val = em_write_phy_reg(hw, M88E1512_CFG_REG_20x0011, 0xCC0C); |
| 11863 | if (ret_val) |
| 11864 | goto out; |
| 11865 | |
| 11866 | ret_val = em_write_phy_reg(hw, M88E1512_CFG_REG_10x0010, 0x2159); |
| 11867 | if (ret_val) |
| 11868 | goto out; |
| 11869 | |
| 11870 | /* Switch to PHY page 0xFB. */ |
| 11871 | ret_val = em_write_phy_reg(hw, M88E1543_PAGE_ADDR0x16, 0x00FB); |
| 11872 | if (ret_val) |
| 11873 | goto out; |
| 11874 | |
| 11875 | ret_val = em_write_phy_reg(hw, M88E1512_CFG_REG_30x0007, 0x000D); |
| 11876 | if (ret_val) |
| 11877 | goto out; |
| 11878 | |
| 11879 | /* Switch to PHY page 0x12. */ |
| 11880 | ret_val = em_write_phy_reg(hw, M88E1543_PAGE_ADDR0x16, 0x12); |
| 11881 | if (ret_val) |
| 11882 | goto out; |
| 11883 | |
| 11884 | /* Change mode to SGMII-to-Copper */ |
| 11885 | ret_val = em_write_phy_reg(hw, M88E1512_MODE0x0014, 0x8001); |
| 11886 | if (ret_val) |
| 11887 | goto out; |
| 11888 | |
| 11889 | /* Return the PHY to page 0. */ |
| 11890 | ret_val = em_write_phy_reg(hw, M88E1543_PAGE_ADDR0x16, 0); |
| 11891 | if (ret_val) |
| 11892 | goto out; |
| 11893 | |
| 11894 | ret_val = em_phy_hw_reset(hw); |
| 11895 | if (ret_val) { |
| 11896 | DEBUGOUT("Error committing the PHY changes\n"); |
| 11897 | return ret_val; |
| 11898 | } |
| 11899 | |
| 11900 | msec_delay(1000)(*delay_func)(1000*(1000)); |
| 11901 | out: |
| 11902 | return ret_val; |
| 11903 | } |
| 11904 | |
| 11905 | uint32_t |
| 11906 | em_translate_82542_register(uint32_t reg) |
| 11907 | { |
| 11908 | /* |
| 11909 | * Some of the 82542 registers are located at different |
| 11910 | * offsets than they are in newer adapters. |
| 11911 | * Despite the difference in location, the registers |
| 11912 | * function in the same manner. |
| 11913 | */ |
| 11914 | switch (reg) { |
| 11915 | case E1000_RA0x05400: |
| 11916 | reg = 0x00040; |
| 11917 | break; |
| 11918 | case E1000_RDTR0x02820: |
| 11919 | reg = 0x00108; |
| 11920 | break; |
| 11921 | case E1000_RDBAL(0)((0) < 4 ? (0x02800 + ((0) * 0x100)) : (0x0C000 + ((0) * 0x40 ))): |
| 11922 | reg = 0x00110; |
| 11923 | break; |
| 11924 | case E1000_RDBAH(0)((0) < 4 ? (0x02804 + ((0) * 0x100)) : (0x0C004 + ((0) * 0x40 ))): |
| 11925 | reg = 0x00114; |
| 11926 | break; |
| 11927 | case E1000_RDLEN(0)((0) < 4 ? (0x02808 + ((0) * 0x100)) : (0x0C008 + ((0) * 0x40 ))): |
| 11928 | reg = 0x00118; |
| 11929 | break; |
| 11930 | case E1000_RDH(0)((0) < 4 ? (0x02810 + ((0) * 0x100)) : (0x0C010 + ((0) * 0x40 ))): |
| 11931 | reg = 0x00120; |
| 11932 | break; |
| 11933 | case E1000_RDT(0)((0) < 4 ? (0x02818 + ((0) * 0x100)) : (0x0C018 + ((0) * 0x40 ))): |
| 11934 | reg = 0x00128; |
| 11935 | break; |
| 11936 | case E1000_RDBAL(1)((1) < 4 ? (0x02800 + ((1) * 0x100)) : (0x0C000 + ((1) * 0x40 ))): |
| 11937 | reg = 0x00138; |
| 11938 | break; |
| 11939 | case E1000_RDBAH(1)((1) < 4 ? (0x02804 + ((1) * 0x100)) : (0x0C004 + ((1) * 0x40 ))): |
| 11940 | reg = 0x0013C; |
| 11941 | break; |
| 11942 | case E1000_RDLEN(1)((1) < 4 ? (0x02808 + ((1) * 0x100)) : (0x0C008 + ((1) * 0x40 ))): |
| 11943 | reg = 0x00140; |
| 11944 | break; |
| 11945 | case E1000_RDH(1)((1) < 4 ? (0x02810 + ((1) * 0x100)) : (0x0C010 + ((1) * 0x40 ))): |
| 11946 | reg = 0x00148; |
| 11947 | break; |
| 11948 | case E1000_RDT(1)((1) < 4 ? (0x02818 + ((1) * 0x100)) : (0x0C018 + ((1) * 0x40 ))): |
| 11949 | reg = 0x00150; |
| 11950 | break; |
| 11951 | case E1000_FCRTH0x02168: |
| 11952 | reg = 0x00160; |
| 11953 | break; |
| 11954 | case E1000_FCRTL0x02160: |
| 11955 | reg = 0x00168; |
| 11956 | break; |
| 11957 | case E1000_MTA0x05200: |
| 11958 | reg = 0x00200; |
| 11959 | break; |
| 11960 | case E1000_TDBAL(0)((0) < 4 ? (0x03800 + ((0) * 0x100)) : (0x0E000 + ((0) * 0x40 ))): |
| 11961 | reg = 0x00420; |
| 11962 | break; |
| 11963 | case E1000_TDBAH(0)((0) < 4 ? (0x03804 + ((0) * 0x100)) : (0x0E004 + ((0) * 0x40 ))): |
| 11964 | reg = 0x00424; |
| 11965 | break; |
| 11966 | case E1000_TDLEN(0)((0) < 4 ? (0x03808 + ((0) * 0x100)) : (0x0E008 + ((0) * 0x40 ))): |
| 11967 | reg = 0x00428; |
| 11968 | break; |
| 11969 | case E1000_TDH(0)((0) < 4 ? (0x03810 + ((0) * 0x100)) : (0x0E010 + ((0) * 0x40 ))): |
| 11970 | reg = 0x00430; |
| 11971 | break; |
| 11972 | case E1000_TDT(0)((0) < 4 ? (0x03818 + ((0) * 0x100)) : (0x0E018 + ((0) * 0x40 ))): |
| 11973 | reg = 0x00438; |
| 11974 | break; |
| 11975 | case E1000_TIDV0x03820: |
| 11976 | reg = 0x00440; |
| 11977 | break; |
| 11978 | case E1000_VFTA0x05600: |
| 11979 | reg = 0x00600; |
| 11980 | break; |
| 11981 | case E1000_TDFH0x03410: |
| 11982 | reg = 0x08010; |
| 11983 | break; |
| 11984 | case E1000_TDFT0x03418: |
| 11985 | reg = 0x08018; |
| 11986 | break; |
| 11987 | default: |
| 11988 | break; |
| 11989 | } |
| 11990 | |
| 11991 | return (reg); |
| 11992 | } |