| File: | dev/ic/siop.c |
| Warning: | line 396, column 4 Value stored to 'lun' is never read |
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| 1 | /* $OpenBSD: siop.c,v 1.89 2022/04/16 19:19:59 naddy Exp $ */ |
| 2 | /* $NetBSD: siop.c,v 1.79 2005/11/18 23:10:32 bouyer Exp $ */ |
| 3 | |
| 4 | /* |
| 5 | * Copyright (c) 2000 Manuel Bouyer. |
| 6 | * |
| 7 | * Redistribution and use in source and binary forms, with or without |
| 8 | * modification, are permitted provided that the following conditions |
| 9 | * are met: |
| 10 | * 1. Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 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 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 17 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 18 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 19 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 20 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 21 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 22 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 23 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 25 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 26 | * |
| 27 | */ |
| 28 | |
| 29 | /* SYM53c7/8xx PCI-SCSI I/O Processors driver */ |
| 30 | |
| 31 | #include <sys/param.h> |
| 32 | #include <sys/systm.h> |
| 33 | #include <sys/device.h> |
| 34 | #include <sys/malloc.h> |
| 35 | #include <sys/kernel.h> |
| 36 | #include <sys/endian.h> |
| 37 | |
| 38 | #include <machine/bus.h> |
| 39 | |
| 40 | #include <dev/microcode/siop/siop.out> |
| 41 | |
| 42 | #include <scsi/scsi_all.h> |
| 43 | #include <scsi/scsi_message.h> |
| 44 | #include <scsi/scsiconf.h> |
| 45 | |
| 46 | #include <dev/ic/siopreg.h> |
| 47 | #include <dev/ic/siopvar_common.h> |
| 48 | #include <dev/ic/siopvar.h> |
| 49 | |
| 50 | #ifndef SIOP_DEBUG |
| 51 | #undef SIOP_DEBUG_DR |
| 52 | #undef SIOP_DEBUG_INTR |
| 53 | #undef SIOP_DEBUG_SCHED |
| 54 | #undef DUMP_SCRIPT |
| 55 | #else |
| 56 | #define SIOP_DEBUG_DR |
| 57 | #define SIOP_DEBUG_INTR |
| 58 | #define SIOP_DEBUG_SCHED |
| 59 | #define DUMP_SCRIPT |
| 60 | #endif |
| 61 | |
| 62 | |
| 63 | #undef SIOP_STATS |
| 64 | |
| 65 | #ifndef SIOP_DEFAULT_TARGET7 |
| 66 | #define SIOP_DEFAULT_TARGET7 7 |
| 67 | #endif |
| 68 | |
| 69 | /* number of cmd descriptors per block */ |
| 70 | #define SIOP_NCMDPB((1 << 12) / sizeof(struct siop_xfer)) (PAGE_SIZE(1 << 12) / sizeof(struct siop_xfer)) |
| 71 | |
| 72 | /* Number of scheduler slot (needs to match script) */ |
| 73 | #define SIOP_NSLOTS40 40 |
| 74 | |
| 75 | void siop_table_sync(struct siop_cmd *, int); |
| 76 | void siop_script_sync(struct siop_softc *, int); |
| 77 | u_int32_t siop_script_read(struct siop_softc *, u_int); |
| 78 | void siop_script_write(struct siop_softc *, u_int, u_int32_t); |
| 79 | void siop_reset(struct siop_softc *); |
| 80 | void siop_handle_reset(struct siop_softc *); |
| 81 | int siop_handle_qtag_reject(struct siop_cmd *); |
| 82 | void siop_scsicmd_end(struct siop_cmd *); |
| 83 | void siop_start(struct siop_softc *); |
| 84 | void siop_timeout(void *); |
| 85 | void siop_scsicmd(struct scsi_xfer *); |
| 86 | void * siop_cmd_get(void *); |
| 87 | void siop_cmd_put(void *, void *); |
| 88 | int siop_scsiprobe(struct scsi_link *); |
| 89 | void siop_scsifree(struct scsi_link *); |
| 90 | #ifdef DUMP_SCRIPT |
| 91 | void siop_dump_script(struct siop_softc *); |
| 92 | #endif |
| 93 | void siop_morecbd(struct siop_softc *); |
| 94 | struct siop_lunsw *siop_get_lunsw(struct siop_softc *); |
| 95 | void siop_add_reselsw(struct siop_softc *, int); |
| 96 | void siop_update_scntl3(struct siop_softc *, struct siop_common_target *); |
| 97 | |
| 98 | struct siop_dmamem *siop_dmamem_alloc(struct siop_softc *, size_t); |
| 99 | void siop_dmamem_free(struct siop_softc *, struct siop_dmamem *); |
| 100 | |
| 101 | struct cfdriver siop_cd = { |
| 102 | NULL((void *)0), "siop", DV_DULL |
| 103 | }; |
| 104 | |
| 105 | const struct scsi_adapter siop_switch = { |
| 106 | siop_scsicmd, NULL((void *)0), siop_scsiprobe, siop_scsifree, NULL((void *)0) |
| 107 | }; |
| 108 | |
| 109 | #ifdef SIOP_STATS |
| 110 | static int siop_stat_intr = 0; |
| 111 | static int siop_stat_intr_shortxfer = 0; |
| 112 | static int siop_stat_intr_sdp = 0; |
| 113 | static int siop_stat_intr_saveoffset = 0; |
| 114 | static int siop_stat_intr_done = 0; |
| 115 | static int siop_stat_intr_xferdisc = 0; |
| 116 | static int siop_stat_intr_lunresel = 0; |
| 117 | static int siop_stat_intr_qfull = 0; |
| 118 | void siop_printstats(void); |
| 119 | #define INCSTAT(x) x++ |
| 120 | #else |
| 121 | #define INCSTAT(x) |
| 122 | #endif |
| 123 | |
| 124 | void |
| 125 | siop_table_sync(struct siop_cmd *siop_cmd, int ops) |
| 126 | { |
| 127 | struct siop_common_softc *sc = siop_cmd->cmd_c.siop_sc; |
| 128 | bus_addr_t offset; |
| 129 | |
| 130 | offset = siop_cmd->cmd_c.dsa - |
| 131 | SIOP_DMA_DVA(siop_cmd->siop_cbdp->xfers)((siop_cmd->siop_cbdp->xfers)->sdm_map->dm_segs[0 ].ds_addr); |
| 132 | bus_dmamap_sync(sc->sc_dmat,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (((siop_cmd ->siop_cbdp->xfers)->sdm_map)), (offset), (sizeof(struct siop_xfer)), (ops)) |
| 133 | SIOP_DMA_MAP(siop_cmd->siop_cbdp->xfers), offset,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (((siop_cmd ->siop_cbdp->xfers)->sdm_map)), (offset), (sizeof(struct siop_xfer)), (ops)) |
| 134 | sizeof(struct siop_xfer), ops)(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (((siop_cmd ->siop_cbdp->xfers)->sdm_map)), (offset), (sizeof(struct siop_xfer)), (ops)); |
| 135 | } |
| 136 | |
| 137 | void |
| 138 | siop_script_sync(struct siop_softc *sc, int ops) |
| 139 | { |
| 140 | if ((sc->sc_c.features & SF_CHIP_RAM0x00004000) == 0) |
| 141 | bus_dmamap_sync(sc->sc_c.sc_dmat, sc->sc_c.sc_scriptdma, 0,(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (sc->sc_c.sc_scriptdma), (0), ((1 << 12)), (ops)) |
| 142 | PAGE_SIZE, ops)(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (sc->sc_c.sc_scriptdma), (0), ((1 << 12)), (ops)); |
| 143 | } |
| 144 | |
| 145 | u_int32_t |
| 146 | siop_script_read(struct siop_softc *sc, u_int offset) |
| 147 | { |
| 148 | if (sc->sc_c.features & SF_CHIP_RAM0x00004000) { |
| 149 | return bus_space_read_4(sc->sc_c.sc_ramt, sc->sc_c.sc_ramh,((sc->sc_c.sc_ramt)->read_4((sc->sc_c.sc_ramh), (offset * 4))) |
| 150 | offset * 4)((sc->sc_c.sc_ramt)->read_4((sc->sc_c.sc_ramh), (offset * 4))); |
| 151 | } else { |
| 152 | return siop_ctoh32(&sc->sc_c, sc->sc_c.sc_script[offset])(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_script[offset])) ? (__uint32_t )(((__uint32_t)((sc->sc_c.sc_script[offset])) & 0xff) << 24 | ((__uint32_t)((sc->sc_c.sc_script[offset])) & 0xff00 ) << 8 | ((__uint32_t)((sc->sc_c.sc_script[offset])) & 0xff0000) >> 8 | ((__uint32_t)((sc->sc_c.sc_script [offset])) & 0xff000000) >> 24) : __swap32md((sc-> sc_c.sc_script[offset]))) : ((__uint32_t)((sc->sc_c.sc_script [offset])))); |
| 153 | } |
| 154 | } |
| 155 | |
| 156 | void |
| 157 | siop_script_write(struct siop_softc *sc, u_int offset, u_int32_t val) |
| 158 | { |
| 159 | if (sc->sc_c.features & SF_CHIP_RAM0x00004000) { |
| 160 | bus_space_write_4(sc->sc_c.sc_ramt, sc->sc_c.sc_ramh,((sc->sc_c.sc_ramt)->write_4((sc->sc_c.sc_ramh), (offset * 4), (val))) |
| 161 | offset * 4, val)((sc->sc_c.sc_ramt)->write_4((sc->sc_c.sc_ramh), (offset * 4), (val))); |
| 162 | } else { |
| 163 | sc->sc_c.sc_script[offset] = siop_htoc32(&sc->sc_c, val)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((val)) ? (__uint32_t)(((__uint32_t)((val )) & 0xff) << 24 | ((__uint32_t)((val)) & 0xff00 ) << 8 | ((__uint32_t)((val)) & 0xff0000) >> 8 | ((__uint32_t)((val)) & 0xff000000) >> 24) : __swap32md ((val))) : ((__uint32_t)((val)))); |
| 164 | } |
| 165 | } |
| 166 | |
| 167 | void |
| 168 | siop_attach(struct siop_softc *sc) |
| 169 | { |
| 170 | struct scsibus_attach_args saa; |
| 171 | |
| 172 | if (siop_common_attach(&sc->sc_c) != 0) |
| 173 | return; |
| 174 | |
| 175 | TAILQ_INIT(&sc->free_list)do { (&sc->free_list)->tqh_first = ((void *)0); (& sc->free_list)->tqh_last = &(&sc->free_list) ->tqh_first; } while (0); |
| 176 | TAILQ_INIT(&sc->ready_list)do { (&sc->ready_list)->tqh_first = ((void *)0); (& sc->ready_list)->tqh_last = &(&sc->ready_list )->tqh_first; } while (0); |
| 177 | TAILQ_INIT(&sc->urgent_list)do { (&sc->urgent_list)->tqh_first = ((void *)0); ( &sc->urgent_list)->tqh_last = &(&sc->urgent_list )->tqh_first; } while (0); |
| 178 | TAILQ_INIT(&sc->cmds)do { (&sc->cmds)->tqh_first = ((void *)0); (&sc ->cmds)->tqh_last = &(&sc->cmds)->tqh_first ; } while (0); |
| 179 | TAILQ_INIT(&sc->lunsw_list)do { (&sc->lunsw_list)->tqh_first = ((void *)0); (& sc->lunsw_list)->tqh_last = &(&sc->lunsw_list )->tqh_first; } while (0); |
| 180 | scsi_iopool_init(&sc->iopool, sc, siop_cmd_get, siop_cmd_put); |
| 181 | sc->sc_currschedslot = 0; |
| 182 | |
| 183 | /* Start with one page worth of commands */ |
| 184 | siop_morecbd(sc); |
| 185 | |
| 186 | #ifdef SIOP_DEBUG |
| 187 | printf("%s: script size = %d, PHY addr=0x%x, VIRT=%p\n", |
| 188 | sc->sc_c.sc_dev.dv_xname, (int)sizeof(siop_script), |
| 189 | (u_int32_t)sc->sc_c.sc_scriptaddr, sc->sc_c.sc_script); |
| 190 | #endif |
| 191 | |
| 192 | /* Do a bus reset, so that devices fall back to narrow/async */ |
| 193 | siop_resetbus(&sc->sc_c); |
| 194 | /* |
| 195 | * siop_reset() will reset the chip, thus clearing pending interrupts |
| 196 | */ |
| 197 | siop_reset(sc); |
| 198 | #ifdef DUMP_SCRIPT |
| 199 | siop_dump_script(sc); |
| 200 | #endif |
| 201 | |
| 202 | saa.saa_adapter_softc = sc; |
| 203 | saa.saa_adapter = &siop_switch; |
| 204 | saa.saa_adapter_target = sc->sc_c.sc_id; |
| 205 | saa.saa_adapter_buswidth = (sc->sc_c.features & SF_BUS_WIDE0x00000001) ? 16 : 8; |
| 206 | saa.saa_luns = 8; |
| 207 | saa.saa_openings = SIOP_NTAG16; |
| 208 | saa.saa_pool = &sc->iopool; |
| 209 | saa.saa_quirks = saa.saa_flags = 0; |
| 210 | saa.saa_wwpn = saa.saa_wwnn = 0; |
| 211 | |
| 212 | config_found((struct device*)sc, &saa, scsiprint)config_found_sm(((struct device*)sc), (&saa), (scsiprint) , ((void *)0)); |
| 213 | } |
| 214 | |
| 215 | void |
| 216 | siop_reset(struct siop_softc *sc) |
| 217 | { |
| 218 | int i, j, buswidth; |
| 219 | struct siop_lunsw *lunsw; |
| 220 | |
| 221 | siop_common_reset(&sc->sc_c); |
| 222 | |
| 223 | /* copy and patch the script */ |
| 224 | if (sc->sc_c.features & SF_CHIP_RAM0x00004000) { |
| 225 | bus_space_write_region_4(sc->sc_c.sc_ramt, sc->sc_c.sc_ramh, 0,((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (0), (siop_script), (sizeof(siop_script) / sizeof(siop_script [0])))) |
| 226 | siop_script, sizeof(siop_script) / sizeof(siop_script[0]))((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (0), (siop_script), (sizeof(siop_script) / sizeof(siop_script [0])))); |
| 227 | for (j = 0; j < |
| 228 | (sizeof(E_abs_msgin_Used) / sizeof(E_abs_msgin_Used[0])); |
| 229 | j++) { |
| 230 | bus_space_write_4(sc->sc_c.sc_ramt, sc->sc_c.sc_ramh,((sc->sc_c.sc_ramt)->write_4((sc->sc_c.sc_ramh), (E_abs_msgin_Used [j] * 4), (sc->sc_c.sc_scriptaddr + 0x00000598))) |
| 231 | E_abs_msgin_Used[j] * 4,((sc->sc_c.sc_ramt)->write_4((sc->sc_c.sc_ramh), (E_abs_msgin_Used [j] * 4), (sc->sc_c.sc_scriptaddr + 0x00000598))) |
| 232 | sc->sc_c.sc_scriptaddr + Ent_msgin_space)((sc->sc_c.sc_ramt)->write_4((sc->sc_c.sc_ramh), (E_abs_msgin_Used [j] * 4), (sc->sc_c.sc_scriptaddr + 0x00000598))); |
| 233 | } |
| 234 | if (sc->sc_c.features & SF_CHIP_LED00x00000100) { |
| 235 | bus_space_write_region_4(sc->sc_c.sc_ramt,((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (0x00000068), (siop_led_on), (sizeof(siop_led_on) / sizeof (siop_led_on[0])))) |
| 236 | sc->sc_c.sc_ramh,((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (0x00000068), (siop_led_on), (sizeof(siop_led_on) / sizeof (siop_led_on[0])))) |
| 237 | Ent_led_on1, siop_led_on,((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (0x00000068), (siop_led_on), (sizeof(siop_led_on) / sizeof (siop_led_on[0])))) |
| 238 | sizeof(siop_led_on) / sizeof(siop_led_on[0]))((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (0x00000068), (siop_led_on), (sizeof(siop_led_on) / sizeof (siop_led_on[0])))); |
| 239 | bus_space_write_region_4(sc->sc_c.sc_ramt,((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (0x00000220), (siop_led_on), (sizeof(siop_led_on) / sizeof (siop_led_on[0])))) |
| 240 | sc->sc_c.sc_ramh,((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (0x00000220), (siop_led_on), (sizeof(siop_led_on) / sizeof (siop_led_on[0])))) |
| 241 | Ent_led_on2, siop_led_on,((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (0x00000220), (siop_led_on), (sizeof(siop_led_on) / sizeof (siop_led_on[0])))) |
| 242 | sizeof(siop_led_on) / sizeof(siop_led_on[0]))((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (0x00000220), (siop_led_on), (sizeof(siop_led_on) / sizeof (siop_led_on[0])))); |
| 243 | bus_space_write_region_4(sc->sc_c.sc_ramt,((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (0x00000210), (siop_led_off), (sizeof(siop_led_off) / sizeof (siop_led_off[0])))) |
| 244 | sc->sc_c.sc_ramh,((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (0x00000210), (siop_led_off), (sizeof(siop_led_off) / sizeof (siop_led_off[0])))) |
| 245 | Ent_led_off, siop_led_off,((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (0x00000210), (siop_led_off), (sizeof(siop_led_off) / sizeof (siop_led_off[0])))) |
| 246 | sizeof(siop_led_off) / sizeof(siop_led_off[0]))((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (0x00000210), (siop_led_off), (sizeof(siop_led_off) / sizeof (siop_led_off[0])))); |
| 247 | } |
| 248 | } else { |
| 249 | for (j = 0; |
| 250 | j < (sizeof(siop_script) / sizeof(siop_script[0])); j++) { |
| 251 | sc->sc_c.sc_script[j] = |
| 252 | siop_htoc32(&sc->sc_c, siop_script[j])(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((siop_script[j])) ? (__uint32_t)(((__uint32_t )((siop_script[j])) & 0xff) << 24 | ((__uint32_t)(( siop_script[j])) & 0xff00) << 8 | ((__uint32_t)((siop_script [j])) & 0xff0000) >> 8 | ((__uint32_t)((siop_script [j])) & 0xff000000) >> 24) : __swap32md((siop_script [j]))) : ((__uint32_t)((siop_script[j])))); |
| 253 | } |
| 254 | for (j = 0; j < |
| 255 | (sizeof(E_abs_msgin_Used) / sizeof(E_abs_msgin_Used[0])); |
| 256 | j++) { |
| 257 | sc->sc_c.sc_script[E_abs_msgin_Used[j]] = |
| 258 | siop_htoc32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_scriptaddr + 0x00000598 )) ? (__uint32_t)(((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000598 )) & 0xff) << 24 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000598)) & 0xff00) << 8 | ((__uint32_t)((sc-> sc_c.sc_scriptaddr + 0x00000598)) & 0xff0000) >> 8 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000598)) & 0xff000000) >> 24) : __swap32md((sc->sc_c.sc_scriptaddr + 0x00000598))) : ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000598)))) |
| 259 | sc->sc_c.sc_scriptaddr + Ent_msgin_space)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_scriptaddr + 0x00000598 )) ? (__uint32_t)(((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000598 )) & 0xff) << 24 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000598)) & 0xff00) << 8 | ((__uint32_t)((sc-> sc_c.sc_scriptaddr + 0x00000598)) & 0xff0000) >> 8 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000598)) & 0xff000000) >> 24) : __swap32md((sc->sc_c.sc_scriptaddr + 0x00000598))) : ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000598)))); |
| 260 | } |
| 261 | if (sc->sc_c.features & SF_CHIP_LED00x00000100) { |
| 262 | for (j = 0; j < (sizeof(siop_led_on) / |
| 263 | sizeof(siop_led_on[0])); j++) |
| 264 | sc->sc_c.sc_script[ |
| 265 | Ent_led_on10x00000068 / sizeof(siop_led_on[0]) + j |
| 266 | ] = siop_htoc32(&sc->sc_c, siop_led_on[j])(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((siop_led_on[j])) ? (__uint32_t)(((__uint32_t )((siop_led_on[j])) & 0xff) << 24 | ((__uint32_t)(( siop_led_on[j])) & 0xff00) << 8 | ((__uint32_t)((siop_led_on [j])) & 0xff0000) >> 8 | ((__uint32_t)((siop_led_on [j])) & 0xff000000) >> 24) : __swap32md((siop_led_on [j]))) : ((__uint32_t)((siop_led_on[j])))); |
| 267 | for (j = 0; j < (sizeof(siop_led_on) / |
| 268 | sizeof(siop_led_on[0])); j++) |
| 269 | sc->sc_c.sc_script[ |
| 270 | Ent_led_on20x00000220 / sizeof(siop_led_on[0]) + j |
| 271 | ] = siop_htoc32(&sc->sc_c, siop_led_on[j])(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((siop_led_on[j])) ? (__uint32_t)(((__uint32_t )((siop_led_on[j])) & 0xff) << 24 | ((__uint32_t)(( siop_led_on[j])) & 0xff00) << 8 | ((__uint32_t)((siop_led_on [j])) & 0xff0000) >> 8 | ((__uint32_t)((siop_led_on [j])) & 0xff000000) >> 24) : __swap32md((siop_led_on [j]))) : ((__uint32_t)((siop_led_on[j])))); |
| 272 | for (j = 0; j < (sizeof(siop_led_off) / |
| 273 | sizeof(siop_led_off[0])); j++) |
| 274 | sc->sc_c.sc_script[ |
| 275 | Ent_led_off0x00000210 / sizeof(siop_led_off[0]) + j |
| 276 | ] = siop_htoc32(&sc->sc_c, siop_led_off[j])(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((siop_led_off[j])) ? (__uint32_t)(((__uint32_t )((siop_led_off[j])) & 0xff) << 24 | ((__uint32_t)( (siop_led_off[j])) & 0xff00) << 8 | ((__uint32_t)(( siop_led_off[j])) & 0xff0000) >> 8 | ((__uint32_t)( (siop_led_off[j])) & 0xff000000) >> 24) : __swap32md ((siop_led_off[j]))) : ((__uint32_t)((siop_led_off[j])))); |
| 277 | } |
| 278 | } |
| 279 | sc->script_free_lo = sizeof(siop_script) / sizeof(siop_script[0]); |
| 280 | sc->script_free_hi = sc->sc_c.ram_size / 4; |
| 281 | sc->sc_ntargets = 0; |
| 282 | |
| 283 | /* free used and unused lun switches */ |
| 284 | while((lunsw = TAILQ_FIRST(&sc->lunsw_list)((&sc->lunsw_list)->tqh_first)) != NULL((void *)0)) { |
| 285 | #ifdef SIOP_DEBUG |
| 286 | printf("%s: free lunsw at offset %d\n", |
| 287 | sc->sc_c.sc_dev.dv_xname, lunsw->lunsw_off); |
| 288 | #endif |
| 289 | TAILQ_REMOVE(&sc->lunsw_list, lunsw, next)do { if (((lunsw)->next.tqe_next) != ((void *)0)) (lunsw)-> next.tqe_next->next.tqe_prev = (lunsw)->next.tqe_prev; else (&sc->lunsw_list)->tqh_last = (lunsw)->next.tqe_prev ; *(lunsw)->next.tqe_prev = (lunsw)->next.tqe_next; ((lunsw )->next.tqe_prev) = ((void *)-1); ((lunsw)->next.tqe_next ) = ((void *)-1); } while (0); |
| 290 | free(lunsw, M_DEVBUF2, 0); |
| 291 | } |
| 292 | TAILQ_INIT(&sc->lunsw_list)do { (&sc->lunsw_list)->tqh_first = ((void *)0); (& sc->lunsw_list)->tqh_last = &(&sc->lunsw_list )->tqh_first; } while (0); |
| 293 | /* restore reselect switch */ |
| 294 | buswidth = (sc->sc_c.features & SF_BUS_WIDE0x00000001) ? 16 : 8; |
| 295 | for (i = 0; i < buswidth; i++) { |
| 296 | struct siop_target *target; |
| 297 | if (sc->sc_c.targets[i] == NULL((void *)0)) |
| 298 | continue; |
| 299 | #ifdef SIOP_DEBUG |
| 300 | printf("%s: restore sw for target %d\n", |
| 301 | sc->sc_c.sc_dev.dv_xname, i); |
| 302 | #endif |
| 303 | target = (struct siop_target *)sc->sc_c.targets[i]; |
| 304 | free(target->lunsw, M_DEVBUF2, 0); |
| 305 | target->lunsw = siop_get_lunsw(sc); |
| 306 | if (target->lunsw == NULL((void *)0)) { |
| 307 | printf("%s: can't alloc lunsw for target %d\n", |
| 308 | sc->sc_c.sc_dev.dv_xname, i); |
| 309 | break; |
| 310 | } |
| 311 | siop_add_reselsw(sc, i); |
| 312 | } |
| 313 | |
| 314 | /* start script */ |
| 315 | if ((sc->sc_c.features & SF_CHIP_RAM0x00004000) == 0) { |
| 316 | bus_dmamap_sync(sc->sc_c.sc_dmat, sc->sc_c.sc_scriptdma, 0,(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (sc->sc_c.sc_scriptdma), (0), ((1 << 12)), (0x01 | 0x04)) |
| 317 | PAGE_SIZE, BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE)(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (sc->sc_c.sc_scriptdma), (0), ((1 << 12)), (0x01 | 0x04)); |
| 318 | } |
| 319 | bus_space_write_4(sc->sc_c.sc_rt, sc->sc_c.sc_rh, SIOP_DSP,((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C), (sc->sc_c.sc_scriptaddr + 0x000001e0))) |
| 320 | sc->sc_c.sc_scriptaddr + Ent_reselect)((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C), (sc->sc_c.sc_scriptaddr + 0x000001e0))); |
| 321 | } |
| 322 | |
| 323 | #if 0 |
| 324 | #define CALL_SCRIPT(ent)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + ent))); } while (0) do {\ |
| 325 | printf ("start script DSA 0x%lx DSP 0x%lx\n", \ |
| 326 | siop_cmd->cmd_c.dsa, \ |
| 327 | sc->sc_c.sc_scriptaddr + ent); \((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C), (sc->sc_c.sc_scriptaddr + ent))) |
| 328 | bus_space_write_4(sc->sc_c.sc_rt, sc->sc_c.sc_rh, SIOP_DSP, sc->sc_c.sc_scriptaddr + ent)((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C), (sc->sc_c.sc_scriptaddr + ent))); \ |
| 329 | } while (0) |
| 330 | #else |
| 331 | #define CALL_SCRIPT(ent)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + ent))); } while (0) do {\((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C), (sc->sc_c.sc_scriptaddr + ent))) |
| 332 | bus_space_write_4(sc->sc_c.sc_rt, sc->sc_c.sc_rh, SIOP_DSP, sc->sc_c.sc_scriptaddr + ent)((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C), (sc->sc_c.sc_scriptaddr + ent))); \ |
| 333 | } while (0) |
| 334 | #endif |
| 335 | |
| 336 | int |
| 337 | siop_intr(void *v) |
| 338 | { |
| 339 | struct siop_softc *sc = v; |
| 340 | struct siop_target *siop_target; |
| 341 | struct siop_cmd *siop_cmd; |
| 342 | struct siop_lun *siop_lun; |
| 343 | struct scsi_xfer *xs; |
| 344 | int istat, sist, sstat1, dstat = 0; |
| 345 | u_int32_t irqcode; |
| 346 | int need_reset = 0; |
| 347 | int offset, target, lun, tag; |
| 348 | bus_addr_t dsa; |
| 349 | struct siop_cbd *cbdp; |
| 350 | int restart = 0; |
| 351 | |
| 352 | istat = bus_space_read_1(sc->sc_c.sc_rt, sc->sc_c.sc_rh, SIOP_ISTAT)((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x14))); |
| 353 | if ((istat & (ISTAT_INTF0x04 | ISTAT_DIP0x01 | ISTAT_SIP0x02)) == 0) |
| 354 | return 0; |
| 355 | INCSTAT(siop_stat_intr); |
| 356 | if (istat & ISTAT_INTF0x04) { |
| 357 | printf("INTRF\n"); |
| 358 | bus_space_write_1(sc->sc_c.sc_rt, sc->sc_c.sc_rh,((sc->sc_c.sc_rt)->write_1((sc->sc_c.sc_rh), (0x14), (0x04))) |
| 359 | SIOP_ISTAT, ISTAT_INTF)((sc->sc_c.sc_rt)->write_1((sc->sc_c.sc_rh), (0x14), (0x04))); |
| 360 | } |
| 361 | if ((istat &(ISTAT_DIP0x01 | ISTAT_SIP0x02 | ISTAT_ABRT0x80)) == |
| 362 | (ISTAT_DIP0x01 | ISTAT_ABRT0x80)) { |
| 363 | /* clear abort */ |
| 364 | bus_space_write_1(sc->sc_c.sc_rt, sc->sc_c.sc_rh,((sc->sc_c.sc_rt)->write_1((sc->sc_c.sc_rh), (0x14), (0))) |
| 365 | SIOP_ISTAT, 0)((sc->sc_c.sc_rt)->write_1((sc->sc_c.sc_rh), (0x14), (0))); |
| 366 | } |
| 367 | /* use DSA to find the current siop_cmd */ |
| 368 | siop_cmd = NULL((void *)0); |
| 369 | dsa = bus_space_read_4(sc->sc_c.sc_rt, sc->sc_c.sc_rh, SIOP_DSA)((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x10))); |
| 370 | TAILQ_FOREACH(cbdp, &sc->cmds, next)for((cbdp) = ((&sc->cmds)->tqh_first); (cbdp) != (( void *)0); (cbdp) = ((cbdp)->next.tqe_next)) { |
| 371 | if (dsa >= SIOP_DMA_DVA(cbdp->xfers)((cbdp->xfers)->sdm_map->dm_segs[0].ds_addr) && |
| 372 | dsa < SIOP_DMA_DVA(cbdp->xfers)((cbdp->xfers)->sdm_map->dm_segs[0].ds_addr) + PAGE_SIZE(1 << 12)) { |
| 373 | dsa -= SIOP_DMA_DVA(cbdp->xfers)((cbdp->xfers)->sdm_map->dm_segs[0].ds_addr); |
| 374 | siop_cmd = &cbdp->cmds[dsa / sizeof(struct siop_xfer)]; |
| 375 | siop_table_sync(siop_cmd, |
| 376 | BUS_DMASYNC_POSTREAD0x02 | BUS_DMASYNC_POSTWRITE0x08); |
| 377 | break; |
| 378 | } |
| 379 | } |
| 380 | if (siop_cmd) { |
| 381 | xs = siop_cmd->cmd_c.xs; |
| 382 | siop_target = (struct siop_target *)siop_cmd->cmd_c.siop_target; |
| 383 | target = siop_cmd->cmd_c.xs->sc_link->target; |
| 384 | lun = siop_cmd->cmd_c.xs->sc_link->lun; |
| 385 | tag = siop_cmd->cmd_c.tag; |
| 386 | siop_lun = siop_target->siop_lun[lun]; |
| 387 | #ifdef DIAGNOSTIC1 |
| 388 | if (siop_cmd->cmd_c.status != CMDST_ACTIVE2 && |
| 389 | siop_cmd->cmd_c.status != CMDST_SENSE_ACTIVE4) { |
| 390 | printf("siop_cmd (lun %d) for DSA 0x%x " |
| 391 | "not active (%d)\n", lun, (u_int)dsa, |
| 392 | siop_cmd->cmd_c.status); |
| 393 | xs = NULL((void *)0); |
| 394 | siop_target = NULL((void *)0); |
| 395 | target = -1; |
| 396 | lun = -1; |
Value stored to 'lun' is never read | |
| 397 | tag = -1; |
| 398 | siop_lun = NULL((void *)0); |
| 399 | siop_cmd = NULL((void *)0); |
| 400 | } else if (siop_lun->siop_tag[tag].active != siop_cmd) { |
| 401 | printf("siop_cmd (lun %d tag %d) not in siop_lun " |
| 402 | "active (%p != %p)\n", lun, tag, siop_cmd, |
| 403 | siop_lun->siop_tag[tag].active); |
| 404 | } |
| 405 | #endif |
| 406 | } else { |
| 407 | xs = NULL((void *)0); |
| 408 | siop_target = NULL((void *)0); |
| 409 | target = -1; |
| 410 | lun = -1; |
| 411 | tag = -1; |
| 412 | siop_lun = NULL((void *)0); |
| 413 | } |
| 414 | if (istat & ISTAT_DIP0x01) { |
| 415 | dstat = bus_space_read_1(sc->sc_c.sc_rt, sc->sc_c.sc_rh,((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x0C))) |
| 416 | SIOP_DSTAT)((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x0C))); |
| 417 | if (dstat & DSTAT_ABRT0x10) { |
| 418 | /* was probably generated by a bus reset IOCTL */ |
| 419 | if ((dstat & DSTAT_DFE0x80) == 0) |
| 420 | siop_clearfifo(&sc->sc_c); |
| 421 | goto reset; |
| 422 | } |
| 423 | if (dstat & DSTAT_SSI0x08) { |
| 424 | printf("single step dsp 0x%08x dsa 0x08%x\n", |
| 425 | (int)(bus_space_read_4(sc->sc_c.sc_rt,((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x2C))) |
| 426 | sc->sc_c.sc_rh, SIOP_DSP)((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x2C))) - |
| 427 | sc->sc_c.sc_scriptaddr), |
| 428 | bus_space_read_4(sc->sc_c.sc_rt, sc->sc_c.sc_rh,((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x10))) |
| 429 | SIOP_DSA)((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x10)))); |
| 430 | if ((dstat & ~(DSTAT_DFE0x80 | DSTAT_SSI0x08)) == 0 && |
| 431 | (istat & ISTAT_SIP0x02) == 0) { |
| 432 | bus_space_write_1(sc->sc_c.sc_rt,((sc->sc_c.sc_rt)->write_1((sc->sc_c.sc_rh), (0x3B), (((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x3B) )) | 0x04))) |
| 433 | sc->sc_c.sc_rh, SIOP_DCNTL,((sc->sc_c.sc_rt)->write_1((sc->sc_c.sc_rh), (0x3B), (((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x3B) )) | 0x04))) |
| 434 | bus_space_read_1(sc->sc_c.sc_rt,((sc->sc_c.sc_rt)->write_1((sc->sc_c.sc_rh), (0x3B), (((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x3B) )) | 0x04))) |
| 435 | sc->sc_c.sc_rh, SIOP_DCNTL) | DCNTL_STD)((sc->sc_c.sc_rt)->write_1((sc->sc_c.sc_rh), (0x3B), (((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x3B) )) | 0x04))); |
| 436 | } |
| 437 | return 1; |
| 438 | } |
| 439 | |
| 440 | if (dstat & ~(DSTAT_SIR0x04 | DSTAT_DFE0x80 | DSTAT_SSI0x08)) { |
| 441 | printf("%s: DMA IRQ:", sc->sc_c.sc_dev.dv_xname); |
| 442 | if (dstat & DSTAT_IID0x01) |
| 443 | printf(" illegal instruction"); |
| 444 | if (dstat & DSTAT_BF0x20) |
| 445 | printf(" bus fault"); |
| 446 | if (dstat & DSTAT_MDPE0x40) |
| 447 | printf(" parity"); |
| 448 | if (dstat & DSTAT_DFE0x80) |
| 449 | printf(" DMA fifo empty"); |
| 450 | else |
| 451 | siop_clearfifo(&sc->sc_c); |
| 452 | printf(", DSP=0x%x DSA=0x%x: ", |
| 453 | (int)(bus_space_read_4(sc->sc_c.sc_rt, sc->sc_c.sc_rh,((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x2C))) |
| 454 | SIOP_DSP)((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x2C))) - sc->sc_c.sc_scriptaddr), |
| 455 | bus_space_read_4(sc->sc_c.sc_rt, sc->sc_c.sc_rh, SIOP_DSA)((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x10)))); |
| 456 | if (siop_cmd) |
| 457 | printf("last msg_in=0x%x status=0x%x\n", |
| 458 | siop_cmd->cmd_tablescmd_c.siop_tables->msg_in[0], |
| 459 | siop_ctoh32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((siop_cmd->cmd_c.siop_tables->status )) ? (__uint32_t)(((__uint32_t)((siop_cmd->cmd_c.siop_tables ->status)) & 0xff) << 24 | ((__uint32_t)((siop_cmd ->cmd_c.siop_tables->status)) & 0xff00) << 8 | ((__uint32_t)((siop_cmd->cmd_c.siop_tables->status)) & 0xff0000) >> 8 | ((__uint32_t)((siop_cmd->cmd_c.siop_tables ->status)) & 0xff000000) >> 24) : __swap32md((siop_cmd ->cmd_c.siop_tables->status))) : ((__uint32_t)((siop_cmd ->cmd_c.siop_tables->status)))) |
| 460 | siop_cmd->cmd_tables->status)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((siop_cmd->cmd_c.siop_tables->status )) ? (__uint32_t)(((__uint32_t)((siop_cmd->cmd_c.siop_tables ->status)) & 0xff) << 24 | ((__uint32_t)((siop_cmd ->cmd_c.siop_tables->status)) & 0xff00) << 8 | ((__uint32_t)((siop_cmd->cmd_c.siop_tables->status)) & 0xff0000) >> 8 | ((__uint32_t)((siop_cmd->cmd_c.siop_tables ->status)) & 0xff000000) >> 24) : __swap32md((siop_cmd ->cmd_c.siop_tables->status))) : ((__uint32_t)((siop_cmd ->cmd_c.siop_tables->status))))); |
| 461 | else |
| 462 | printf("current DSA invalid\n"); |
| 463 | need_reset = 1; |
| 464 | } |
| 465 | } |
| 466 | if (istat & ISTAT_SIP0x02) { |
| 467 | if (istat & ISTAT_DIP0x01) |
| 468 | delay(10)(*delay_func)(10); |
| 469 | /* |
| 470 | * Can't read sist0 & sist1 independently, or we have to |
| 471 | * insert delay |
| 472 | */ |
| 473 | sist = bus_space_read_2(sc->sc_c.sc_rt, sc->sc_c.sc_rh,((sc->sc_c.sc_rt)->read_2((sc->sc_c.sc_rh), (0x42))) |
| 474 | SIOP_SIST0)((sc->sc_c.sc_rt)->read_2((sc->sc_c.sc_rh), (0x42))); |
| 475 | sstat1 = bus_space_read_1(sc->sc_c.sc_rt, sc->sc_c.sc_rh,((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x0E))) |
| 476 | SIOP_SSTAT1)((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x0E))); |
| 477 | #ifdef SIOP_DEBUG_INTR |
| 478 | printf("scsi interrupt, sist=0x%x sstat1=0x%x " |
| 479 | "DSA=0x%x DSP=0x%lx\n", sist, sstat1, |
| 480 | bus_space_read_4(sc->sc_c.sc_rt, sc->sc_c.sc_rh, SIOP_DSA)((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x10))), |
| 481 | (u_long)(bus_space_read_4(sc->sc_c.sc_rt, sc->sc_c.sc_rh,((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x2C))) |
| 482 | SIOP_DSP)((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x2C))) - |
| 483 | sc->sc_c.sc_scriptaddr)); |
| 484 | #endif |
| 485 | if (sist & SIST0_RST0x02) { |
| 486 | siop_handle_reset(sc); |
| 487 | siop_start(sc); |
| 488 | /* no table to flush here */ |
| 489 | return 1; |
| 490 | } |
| 491 | if (sist & SIST0_SGE0x08) { |
| 492 | if (siop_cmd) |
| 493 | sc_print_addr(xs->sc_link); |
| 494 | else |
| 495 | printf("%s: ", sc->sc_c.sc_dev.dv_xname); |
| 496 | printf("scsi gross error\n"); |
| 497 | goto reset; |
| 498 | } |
| 499 | if ((sist & SIST0_MA0x80) && need_reset == 0) { |
| 500 | if (siop_cmd) { |
| 501 | int scratcha0; |
| 502 | /* XXX Why read DSTAT again? */ |
| 503 | dstat = bus_space_read_1(sc->sc_c.sc_rt,((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x0C))) |
| 504 | sc->sc_c.sc_rh, SIOP_DSTAT)((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x0C))); |
| 505 | /* |
| 506 | * first restore DSA, in case we were in a S/G |
| 507 | * operation. |
| 508 | */ |
| 509 | bus_space_write_4(sc->sc_c.sc_rt,((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x10), (siop_cmd->cmd_c.dsa))) |
| 510 | sc->sc_c.sc_rh,((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x10), (siop_cmd->cmd_c.dsa))) |
| 511 | SIOP_DSA, siop_cmd->cmd_c.dsa)((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x10), (siop_cmd->cmd_c.dsa))); |
| 512 | scratcha0 = bus_space_read_1(sc->sc_c.sc_rt,((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x34))) |
| 513 | sc->sc_c.sc_rh, SIOP_SCRATCHA)((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x34))); |
| 514 | switch (sstat1 & SSTAT1_PHASE_MASK(0x01 | 0x02 | 0x04)) { |
| 515 | case SSTAT1_PHASE_STATUS(0x02 | 0x01): |
| 516 | /* |
| 517 | * previous phase may be aborted for any reason |
| 518 | * ( for example, the target has less data to |
| 519 | * transfer than requested). Compute resid and |
| 520 | * just go to status, the command should |
| 521 | * terminate. |
| 522 | */ |
| 523 | INCSTAT(siop_stat_intr_shortxfer); |
| 524 | if (scratcha0 & A_flag_data0x00000002) |
| 525 | siop_ma(&siop_cmd->cmd_c); |
| 526 | else if ((dstat & DSTAT_DFE0x80) == 0) |
| 527 | siop_clearfifo(&sc->sc_c); |
| 528 | CALL_SCRIPT(Ent_status)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x000003d0))); } while (0); |
| 529 | return 1; |
| 530 | case SSTAT1_PHASE_MSGIN(0x04 | 0x02 | 0x01): |
| 531 | /* |
| 532 | * target may be ready to disconnect |
| 533 | * Compute resid which would be used later |
| 534 | * if a save data pointer is needed. |
| 535 | */ |
| 536 | INCSTAT(siop_stat_intr_xferdisc); |
| 537 | if (scratcha0 & A_flag_data0x00000002) |
| 538 | siop_ma(&siop_cmd->cmd_c); |
| 539 | else if ((dstat & DSTAT_DFE0x80) == 0) |
| 540 | siop_clearfifo(&sc->sc_c); |
| 541 | bus_space_write_1(sc->sc_c.sc_rt,((sc->sc_c.sc_rt)->write_1((sc->sc_c.sc_rh), (0x34), (scratcha0 & ~0x00000002))) |
| 542 | sc->sc_c.sc_rh, SIOP_SCRATCHA,((sc->sc_c.sc_rt)->write_1((sc->sc_c.sc_rh), (0x34), (scratcha0 & ~0x00000002))) |
| 543 | scratcha0 & ~A_flag_data)((sc->sc_c.sc_rt)->write_1((sc->sc_c.sc_rh), (0x34), (scratcha0 & ~0x00000002))); |
| 544 | CALL_SCRIPT(Ent_msgin)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000328))); } while (0); |
| 545 | return 1; |
| 546 | } |
| 547 | printf("%s: unexpected phase mismatch %d\n", |
| 548 | sc->sc_c.sc_dev.dv_xname, |
| 549 | sstat1 & SSTAT1_PHASE_MASK(0x01 | 0x02 | 0x04)); |
| 550 | } else { |
| 551 | printf("%s: phase mismatch without command\n", |
| 552 | sc->sc_c.sc_dev.dv_xname); |
| 553 | } |
| 554 | need_reset = 1; |
| 555 | } |
| 556 | if (sist & SIST0_PAR0x01) { |
| 557 | /* parity error, reset */ |
| 558 | if (siop_cmd) |
| 559 | sc_print_addr(xs->sc_link); |
| 560 | else |
| 561 | printf("%s: ", sc->sc_c.sc_dev.dv_xname); |
| 562 | printf("parity error\n"); |
| 563 | goto reset; |
| 564 | } |
| 565 | if ((sist & (SIST1_STO0x04 << 8)) && need_reset == 0) { |
| 566 | /* selection time out, assume there's no device here */ |
| 567 | if (siop_cmd) { |
| 568 | siop_cmd->cmd_c.status = CMDST_DONE6; |
| 569 | xs->error = XS_SELTIMEOUT3; |
| 570 | goto end; |
| 571 | } else { |
| 572 | printf("%s: selection timeout without " |
| 573 | "command\n", sc->sc_c.sc_dev.dv_xname); |
| 574 | need_reset = 1; |
| 575 | } |
| 576 | } |
| 577 | if (sist & SIST0_UDC0x04) { |
| 578 | /* |
| 579 | * unexpected disconnect. Usually the target signals |
| 580 | * a fatal condition this way. Attempt to get sense. |
| 581 | */ |
| 582 | if (siop_cmd) { |
| 583 | siop_cmd->cmd_tablescmd_c.siop_tables->status = |
| 584 | siop_htoc32(&sc->sc_c, SCSI_CHECK)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((0x02)) ? (__uint32_t)(((__uint32_t)(( 0x02)) & 0xff) << 24 | ((__uint32_t)((0x02)) & 0xff00 ) << 8 | ((__uint32_t)((0x02)) & 0xff0000) >> 8 | ((__uint32_t)((0x02)) & 0xff000000) >> 24) : __swap32md ((0x02))) : ((__uint32_t)((0x02)))); |
| 585 | goto end; |
| 586 | } |
| 587 | printf("%s: unexpected disconnect without " |
| 588 | "command\n", sc->sc_c.sc_dev.dv_xname); |
| 589 | goto reset; |
| 590 | } |
| 591 | if (sist & (SIST1_SBMC0x10 << 8)) { |
| 592 | /* SCSI bus mode change */ |
| 593 | if (siop_modechange(&sc->sc_c) == 0 || need_reset == 1) |
| 594 | goto reset; |
| 595 | if ((istat & ISTAT_DIP0x01) && (dstat & DSTAT_SIR0x04)) { |
| 596 | /* |
| 597 | * we have a script interrupt, it will |
| 598 | * restart the script. |
| 599 | */ |
| 600 | goto scintr; |
| 601 | } |
| 602 | /* |
| 603 | * else we have to restart it ourselves, at the |
| 604 | * interrupted instruction. |
| 605 | */ |
| 606 | bus_space_write_4(sc->sc_c.sc_rt, sc->sc_c.sc_rh,((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C), (((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x2C) )) - 8))) |
| 607 | SIOP_DSP,((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C), (((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x2C) )) - 8))) |
| 608 | bus_space_read_4(sc->sc_c.sc_rt, sc->sc_c.sc_rh,((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C), (((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x2C) )) - 8))) |
| 609 | SIOP_DSP) - 8)((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C), (((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x2C) )) - 8))); |
| 610 | return 1; |
| 611 | } |
| 612 | /* Else it's an unhandled exception (for now). */ |
| 613 | printf("%s: unhandled scsi interrupt, sist=0x%x sstat1=0x%x " |
| 614 | "DSA=0x%x DSP=0x%x\n", sc->sc_c.sc_dev.dv_xname, |
| 615 | sist, sstat1, |
| 616 | bus_space_read_4(sc->sc_c.sc_rt, sc->sc_c.sc_rh, SIOP_DSA)((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x10))), |
| 617 | (int)(bus_space_read_4(sc->sc_c.sc_rt, sc->sc_c.sc_rh,((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x2C))) |
| 618 | SIOP_DSP)((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x2C))) - sc->sc_c.sc_scriptaddr)); |
| 619 | if (siop_cmd) { |
| 620 | siop_cmd->cmd_c.status = CMDST_DONE6; |
| 621 | xs->error = XS_SELTIMEOUT3; |
| 622 | goto end; |
| 623 | } |
| 624 | need_reset = 1; |
| 625 | } else { |
| 626 | sist = sstat1 = 0; |
| 627 | } |
| 628 | if (need_reset) { |
| 629 | reset: |
| 630 | /* fatal error, reset the bus */ |
| 631 | siop_resetbus(&sc->sc_c); |
| 632 | /* no table to flush here */ |
| 633 | return 1; |
| 634 | } |
| 635 | |
| 636 | scintr: |
| 637 | if ((istat & ISTAT_DIP0x01) && (dstat & DSTAT_SIR0x04)) { /* script interrupt */ |
| 638 | irqcode = bus_space_read_4(sc->sc_c.sc_rt, sc->sc_c.sc_rh,((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x30))) |
| 639 | SIOP_DSPS)((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x30))); |
| 640 | #ifdef SIOP_DEBUG_INTR |
| 641 | printf("script interrupt 0x%x\n", irqcode); |
| 642 | #endif |
| 643 | /* |
| 644 | * no command, or an inactive command is only valid for a |
| 645 | * reselect interrupt |
| 646 | */ |
| 647 | if ((irqcode & 0x80) == 0) { |
| 648 | if (siop_cmd == NULL((void *)0)) { |
| 649 | printf( |
| 650 | "%s: script interrupt (0x%x) with invalid DSA !!!\n", |
| 651 | sc->sc_c.sc_dev.dv_xname, irqcode); |
| 652 | goto reset; |
| 653 | } |
| 654 | if (siop_cmd->cmd_c.status != CMDST_ACTIVE2 && |
| 655 | siop_cmd->cmd_c.status != CMDST_SENSE_ACTIVE4) { |
| 656 | printf("%s: command with invalid status " |
| 657 | "(IRQ code 0x%x current status %d) !\n", |
| 658 | sc->sc_c.sc_dev.dv_xname, |
| 659 | irqcode, siop_cmd->cmd_c.status); |
| 660 | xs = NULL((void *)0); |
| 661 | } |
| 662 | } |
| 663 | switch(irqcode) { |
| 664 | case A_int_err0x0000ffff: |
| 665 | printf("error, DSP=0x%x\n", |
| 666 | (int)(bus_space_read_4(sc->sc_c.sc_rt,((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x2C))) |
| 667 | sc->sc_c.sc_rh, SIOP_DSP)((sc->sc_c.sc_rt)->read_4((sc->sc_c.sc_rh), (0x2C))) - sc->sc_c.sc_scriptaddr)); |
| 668 | if (xs) { |
| 669 | xs->error = XS_SELTIMEOUT3; |
| 670 | goto end; |
| 671 | } else { |
| 672 | goto reset; |
| 673 | } |
| 674 | case A_int_reseltarg0x0000ff80: |
| 675 | printf("%s: reselect with invalid target\n", |
| 676 | sc->sc_c.sc_dev.dv_xname); |
| 677 | goto reset; |
| 678 | case A_int_resellun0x0000ff81: |
| 679 | INCSTAT(siop_stat_intr_lunresel); |
| 680 | target = bus_space_read_1(sc->sc_c.sc_rt,((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x34))) |
| 681 | sc->sc_c.sc_rh, SIOP_SCRATCHA)((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x34))) & 0xf; |
| 682 | lun = bus_space_read_1(sc->sc_c.sc_rt, sc->sc_c.sc_rh,((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x34 + 1 ))) |
| 683 | SIOP_SCRATCHA + 1)((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x34 + 1 ))); |
| 684 | tag = bus_space_read_1(sc->sc_c.sc_rt, sc->sc_c.sc_rh,((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x34 + 2 ))) |
| 685 | SIOP_SCRATCHA + 2)((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x34 + 2 ))); |
| 686 | siop_target = |
| 687 | (struct siop_target *)sc->sc_c.targets[target]; |
| 688 | if (siop_target == NULL((void *)0)) { |
| 689 | printf("%s: reselect with invalid target %d\n", |
| 690 | sc->sc_c.sc_dev.dv_xname, target); |
| 691 | goto reset; |
| 692 | } |
| 693 | siop_lun = siop_target->siop_lun[lun]; |
| 694 | if (siop_lun == NULL((void *)0)) { |
| 695 | printf("%s: target %d reselect with invalid " |
| 696 | "lun %d\n", sc->sc_c.sc_dev.dv_xname, |
| 697 | target, lun); |
| 698 | goto reset; |
| 699 | } |
| 700 | if (siop_lun->siop_tag[tag].active == NULL((void *)0)) { |
| 701 | printf("%s: target %d lun %d tag %d reselect " |
| 702 | "without command\n", |
| 703 | sc->sc_c.sc_dev.dv_xname, |
| 704 | target, lun, tag); |
| 705 | goto reset; |
| 706 | } |
| 707 | siop_cmd = siop_lun->siop_tag[tag].active; |
| 708 | bus_space_write_4(sc->sc_c.sc_rt, sc->sc_c.sc_rh,((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C), (siop_cmd->cmd_c.dsa + sizeof(struct siop_common_xfer) + 0x00000028 ))) |
| 709 | SIOP_DSP, siop_cmd->cmd_c.dsa +((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C), (siop_cmd->cmd_c.dsa + sizeof(struct siop_common_xfer) + 0x00000028 ))) |
| 710 | sizeof(struct siop_common_xfer) +((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C), (siop_cmd->cmd_c.dsa + sizeof(struct siop_common_xfer) + 0x00000028 ))) |
| 711 | Ent_ldsa_reload_dsa)((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C), (siop_cmd->cmd_c.dsa + sizeof(struct siop_common_xfer) + 0x00000028 ))); |
| 712 | siop_table_sync(siop_cmd, BUS_DMASYNC_PREWRITE0x04); |
| 713 | return 1; |
| 714 | case A_int_reseltag0x0000ff82: |
| 715 | printf("%s: reselect with invalid tag\n", |
| 716 | sc->sc_c.sc_dev.dv_xname); |
| 717 | goto reset; |
| 718 | case A_int_msgin0x0000ff01: |
| 719 | { |
| 720 | int msgin = bus_space_read_1(sc->sc_c.sc_rt,((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x08))) |
| 721 | sc->sc_c.sc_rh, SIOP_SFBR)((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x08))); |
| 722 | if (msgin == MSG_MESSAGE_REJECT0x07) { |
| 723 | int msg, extmsg; |
| 724 | if (siop_cmd->cmd_tablescmd_c.siop_tables->msg_out[0] & 0x80) { |
| 725 | /* |
| 726 | * message was part of a identify + |
| 727 | * something else. Identify shouldn't |
| 728 | * have been rejected. |
| 729 | */ |
| 730 | msg = |
| 731 | siop_cmd->cmd_tablescmd_c.siop_tables->msg_out[1]; |
| 732 | extmsg = |
| 733 | siop_cmd->cmd_tablescmd_c.siop_tables->msg_out[3]; |
| 734 | } else { |
| 735 | msg = siop_cmd->cmd_tablescmd_c.siop_tables->msg_out[0]; |
| 736 | extmsg = |
| 737 | siop_cmd->cmd_tablescmd_c.siop_tables->msg_out[2]; |
| 738 | } |
| 739 | if (msg == MSG_MESSAGE_REJECT0x07) { |
| 740 | /* MSG_REJECT for a MSG_REJECT !*/ |
| 741 | if (xs) |
| 742 | sc_print_addr(xs->sc_link); |
| 743 | else |
| 744 | printf("%s: ", |
| 745 | sc->sc_c.sc_dev.dv_xname); |
| 746 | printf("our reject message was " |
| 747 | "rejected\n"); |
| 748 | goto reset; |
| 749 | } |
| 750 | if (msg == MSG_EXTENDED0x01 && |
| 751 | extmsg == MSG_EXT_WDTR0x03) { |
| 752 | /* WDTR rejected, initiate sync */ |
| 753 | if ((siop_target->target_c.flags & |
| 754 | TARF_SYNC0x01) == 0) { |
| 755 | siop_target->target_c.status = |
| 756 | TARST_OK5; |
| 757 | siop_update_xfer_mode(&sc->sc_c, |
| 758 | target); |
| 759 | /* no table to flush here */ |
| 760 | CALL_SCRIPT(Ent_msgin_ack)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000388))); } while (0); |
| 761 | return 1; |
| 762 | } |
| 763 | siop_target->target_c.status = |
| 764 | TARST_SYNC_NEG3; |
| 765 | siop_sdtr_msg(&siop_cmd->cmd_c, 0, |
| 766 | sc->sc_c.st_minsync, |
| 767 | sc->sc_c.maxoff); |
| 768 | siop_table_sync(siop_cmd, |
| 769 | BUS_DMASYNC_PREREAD0x01 | |
| 770 | BUS_DMASYNC_PREWRITE0x04); |
| 771 | CALL_SCRIPT(Ent_send_msgout)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000398))); } while (0); |
| 772 | return 1; |
| 773 | } else if (msg == MSG_EXTENDED0x01 && |
| 774 | extmsg == MSG_EXT_SDTR0x01) { |
| 775 | /* sync rejected */ |
| 776 | siop_target->target_c.offset = 0; |
| 777 | siop_target->target_c.period = 0; |
| 778 | siop_target->target_c.status = TARST_OK5; |
| 779 | siop_update_xfer_mode(&sc->sc_c, |
| 780 | target); |
| 781 | /* no table to flush here */ |
| 782 | CALL_SCRIPT(Ent_msgin_ack)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000388))); } while (0); |
| 783 | return 1; |
| 784 | } else if (msg == MSG_EXTENDED0x01 && |
| 785 | extmsg == MSG_EXT_PPR0x04) { |
| 786 | /* PPR negotiation rejected */ |
| 787 | siop_target->target_c.offset = 0; |
| 788 | siop_target->target_c.period = 0; |
| 789 | siop_target->target_c.status = TARST_ASYNC1; |
| 790 | siop_target->target_c.flags &= ~(TARF_DT0x08 | TARF_ISDT0x20); |
| 791 | CALL_SCRIPT(Ent_msgin_ack)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000388))); } while (0); |
| 792 | return 1; |
| 793 | } else if (msg == MSG_SIMPLE_Q_TAG0x20 || |
| 794 | msg == MSG_HEAD_OF_Q_TAG0x21 || |
| 795 | msg == MSG_ORDERED_Q_TAG0x22) { |
| 796 | if (siop_handle_qtag_reject( |
| 797 | siop_cmd) == -1) |
| 798 | goto reset; |
| 799 | CALL_SCRIPT(Ent_msgin_ack)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000388))); } while (0); |
| 800 | return 1; |
| 801 | } |
| 802 | if (xs) |
| 803 | sc_print_addr(xs->sc_link); |
| 804 | else |
| 805 | printf("%s: ", |
| 806 | sc->sc_c.sc_dev.dv_xname); |
| 807 | if (msg == MSG_EXTENDED0x01) { |
| 808 | printf("scsi message reject, extended " |
| 809 | "message sent was 0x%x\n", extmsg); |
| 810 | } else { |
| 811 | printf("scsi message reject, message " |
| 812 | "sent was 0x%x\n", msg); |
| 813 | } |
| 814 | /* no table to flush here */ |
| 815 | CALL_SCRIPT(Ent_msgin_ack)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000388))); } while (0); |
| 816 | return 1; |
| 817 | } |
| 818 | if (msgin == MSG_IGN_WIDE_RESIDUE0x23) { |
| 819 | /* use the extmsgdata table to get the second byte */ |
| 820 | siop_cmd->cmd_tablescmd_c.siop_tables->t_extmsgdata.count = |
| 821 | siop_htoc32(&sc->sc_c, 1)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((1)) ? (__uint32_t)(((__uint32_t)((1)) & 0xff) << 24 | ((__uint32_t)((1)) & 0xff00) << 8 | ((__uint32_t)((1)) & 0xff0000) >> 8 | ((__uint32_t )((1)) & 0xff000000) >> 24) : __swap32md((1))) : (( __uint32_t)((1)))); |
| 822 | siop_table_sync(siop_cmd, |
| 823 | BUS_DMASYNC_PREREAD0x01 | BUS_DMASYNC_PREWRITE0x04); |
| 824 | CALL_SCRIPT(Ent_get_extmsgdata)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000580))); } while (0); |
| 825 | return 1; |
| 826 | } |
| 827 | if (xs) |
| 828 | sc_print_addr(xs->sc_link); |
| 829 | else |
| 830 | printf("%s: ", sc->sc_c.sc_dev.dv_xname); |
| 831 | printf("unhandled message 0x%x\n", |
| 832 | siop_cmd->cmd_tablescmd_c.siop_tables->msg_in[0]); |
| 833 | siop_cmd->cmd_tablescmd_c.siop_tables->msg_out[0] = MSG_MESSAGE_REJECT0x07; |
| 834 | siop_cmd->cmd_tablescmd_c.siop_tables->t_msgout.count = |
| 835 | siop_htoc32(&sc->sc_c, 1)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((1)) ? (__uint32_t)(((__uint32_t)((1)) & 0xff) << 24 | ((__uint32_t)((1)) & 0xff00) << 8 | ((__uint32_t)((1)) & 0xff0000) >> 8 | ((__uint32_t )((1)) & 0xff000000) >> 24) : __swap32md((1))) : (( __uint32_t)((1)))); |
| 836 | siop_table_sync(siop_cmd, |
| 837 | BUS_DMASYNC_PREREAD0x01 | BUS_DMASYNC_PREWRITE0x04); |
| 838 | CALL_SCRIPT(Ent_send_msgout)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000398))); } while (0); |
| 839 | return 1; |
| 840 | } |
| 841 | case A_int_extmsgin0x0000ff02: |
| 842 | #ifdef SIOP_DEBUG_INTR |
| 843 | printf("extended message: msg 0x%x len %d\n", |
| 844 | siop_cmd->cmd_tablescmd_c.siop_tables->msg_in[2], |
| 845 | siop_cmd->cmd_tablescmd_c.siop_tables->msg_in[1]); |
| 846 | #endif |
| 847 | if (siop_cmd->cmd_tablescmd_c.siop_tables->msg_in[1] > |
| 848 | sizeof(siop_cmd->cmd_tablescmd_c.siop_tables->msg_in) - 2) |
| 849 | printf("%s: extended message too big (%d)\n", |
| 850 | sc->sc_c.sc_dev.dv_xname, |
| 851 | siop_cmd->cmd_tablescmd_c.siop_tables->msg_in[1]); |
| 852 | siop_cmd->cmd_tablescmd_c.siop_tables->t_extmsgdata.count = |
| 853 | siop_htoc32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((siop_cmd->cmd_c.siop_tables->msg_in [1] - 1)) ? (__uint32_t)(((__uint32_t)((siop_cmd->cmd_c.siop_tables ->msg_in[1] - 1)) & 0xff) << 24 | ((__uint32_t)( (siop_cmd->cmd_c.siop_tables->msg_in[1] - 1)) & 0xff00 ) << 8 | ((__uint32_t)((siop_cmd->cmd_c.siop_tables-> msg_in[1] - 1)) & 0xff0000) >> 8 | ((__uint32_t)((siop_cmd ->cmd_c.siop_tables->msg_in[1] - 1)) & 0xff000000) >> 24) : __swap32md((siop_cmd->cmd_c.siop_tables->msg_in[ 1] - 1))) : ((__uint32_t)((siop_cmd->cmd_c.siop_tables-> msg_in[1] - 1)))) |
| 854 | siop_cmd->cmd_tables->msg_in[1] - 1)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((siop_cmd->cmd_c.siop_tables->msg_in [1] - 1)) ? (__uint32_t)(((__uint32_t)((siop_cmd->cmd_c.siop_tables ->msg_in[1] - 1)) & 0xff) << 24 | ((__uint32_t)( (siop_cmd->cmd_c.siop_tables->msg_in[1] - 1)) & 0xff00 ) << 8 | ((__uint32_t)((siop_cmd->cmd_c.siop_tables-> msg_in[1] - 1)) & 0xff0000) >> 8 | ((__uint32_t)((siop_cmd ->cmd_c.siop_tables->msg_in[1] - 1)) & 0xff000000) >> 24) : __swap32md((siop_cmd->cmd_c.siop_tables->msg_in[ 1] - 1))) : ((__uint32_t)((siop_cmd->cmd_c.siop_tables-> msg_in[1] - 1)))); |
| 855 | siop_table_sync(siop_cmd, |
| 856 | BUS_DMASYNC_PREREAD0x01 | BUS_DMASYNC_PREWRITE0x04); |
| 857 | CALL_SCRIPT(Ent_get_extmsgdata)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000580))); } while (0); |
| 858 | return 1; |
| 859 | case A_int_extmsgdata0x0000ff03: |
| 860 | #ifdef SIOP_DEBUG_INTR |
| 861 | { |
| 862 | int i; |
| 863 | printf("extended message: 0x%x, data:", |
| 864 | siop_cmd->cmd_tablescmd_c.siop_tables->msg_in[2]); |
| 865 | for (i = 3; i < 2 + siop_cmd->cmd_tablescmd_c.siop_tables->msg_in[1]; |
| 866 | i++) |
| 867 | printf(" 0x%x", |
| 868 | siop_cmd->cmd_tablescmd_c.siop_tables->msg_in[i]); |
| 869 | printf("\n"); |
| 870 | } |
| 871 | #endif |
| 872 | if (siop_cmd->cmd_tablescmd_c.siop_tables->msg_in[0] == |
| 873 | MSG_IGN_WIDE_RESIDUE0x23) { |
| 874 | /* we got the second byte of MSG_IGN_WIDE_RESIDUE */ |
| 875 | if (siop_cmd->cmd_tablescmd_c.siop_tables->msg_in[3] != 1) |
| 876 | printf("MSG_IGN_WIDE_RESIDUE: " |
| 877 | "bad len %d\n", |
| 878 | siop_cmd->cmd_tablescmd_c.siop_tables->msg_in[3]); |
| 879 | switch (siop_iwr(&siop_cmd->cmd_c)) { |
| 880 | case SIOP_NEG_MSGOUT0x1: |
| 881 | siop_table_sync(siop_cmd, |
| 882 | BUS_DMASYNC_PREREAD0x01 | |
| 883 | BUS_DMASYNC_PREWRITE0x04); |
| 884 | CALL_SCRIPT(Ent_send_msgout)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000398))); } while (0); |
| 885 | return(1); |
| 886 | case SIOP_NEG_ACK0x2: |
| 887 | CALL_SCRIPT(Ent_msgin_ack)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000388))); } while (0); |
| 888 | return(1); |
| 889 | default: |
| 890 | panic("invalid retval from " |
| 891 | "siop_iwr()"); |
| 892 | } |
| 893 | return(1); |
| 894 | } |
| 895 | if (siop_cmd->cmd_tablescmd_c.siop_tables->msg_in[2] == MSG_EXT_WDTR0x03) { |
| 896 | switch (siop_wdtr_neg(&siop_cmd->cmd_c)) { |
| 897 | case SIOP_NEG_MSGOUT0x1: |
| 898 | siop_update_scntl3(sc, |
| 899 | siop_cmd->cmd_c.siop_target); |
| 900 | siop_table_sync(siop_cmd, |
| 901 | BUS_DMASYNC_PREREAD0x01 | |
| 902 | BUS_DMASYNC_PREWRITE0x04); |
| 903 | CALL_SCRIPT(Ent_send_msgout)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000398))); } while (0); |
| 904 | return(1); |
| 905 | case SIOP_NEG_ACK0x2: |
| 906 | siop_update_scntl3(sc, |
| 907 | siop_cmd->cmd_c.siop_target); |
| 908 | CALL_SCRIPT(Ent_msgin_ack)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000388))); } while (0); |
| 909 | return(1); |
| 910 | default: |
| 911 | panic("invalid retval from " |
| 912 | "siop_wdtr_neg()"); |
| 913 | } |
| 914 | return(1); |
| 915 | } |
| 916 | if (siop_cmd->cmd_tablescmd_c.siop_tables->msg_in[2] == MSG_EXT_SDTR0x01) { |
| 917 | switch (siop_sdtr_neg(&siop_cmd->cmd_c)) { |
| 918 | case SIOP_NEG_MSGOUT0x1: |
| 919 | siop_update_scntl3(sc, |
| 920 | siop_cmd->cmd_c.siop_target); |
| 921 | siop_table_sync(siop_cmd, |
| 922 | BUS_DMASYNC_PREREAD0x01 | |
| 923 | BUS_DMASYNC_PREWRITE0x04); |
| 924 | CALL_SCRIPT(Ent_send_msgout)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000398))); } while (0); |
| 925 | return(1); |
| 926 | case SIOP_NEG_ACK0x2: |
| 927 | siop_update_scntl3(sc, |
| 928 | siop_cmd->cmd_c.siop_target); |
| 929 | CALL_SCRIPT(Ent_msgin_ack)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000388))); } while (0); |
| 930 | return(1); |
| 931 | default: |
| 932 | panic("invalid retval from " |
| 933 | "siop_sdtr_neg()"); |
| 934 | } |
| 935 | return(1); |
| 936 | } |
| 937 | if (siop_cmd->cmd_tablescmd_c.siop_tables->msg_in[2] == MSG_EXT_PPR0x04) { |
| 938 | switch (siop_ppr_neg(&siop_cmd->cmd_c)) { |
| 939 | case SIOP_NEG_MSGOUT0x1: |
| 940 | siop_update_scntl3(sc, |
| 941 | siop_cmd->cmd_c.siop_target); |
| 942 | siop_table_sync(siop_cmd, |
| 943 | BUS_DMASYNC_PREREAD0x01 | |
| 944 | BUS_DMASYNC_PREWRITE0x04); |
| 945 | CALL_SCRIPT(Ent_send_msgout)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000398))); } while (0); |
| 946 | return(1); |
| 947 | case SIOP_NEG_ACK0x2: |
| 948 | siop_update_scntl3(sc, |
| 949 | siop_cmd->cmd_c.siop_target); |
| 950 | CALL_SCRIPT(Ent_msgin_ack)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000388))); } while (0); |
| 951 | return(1); |
| 952 | default: |
| 953 | panic("invalid retval from " |
| 954 | "siop_wdtr_neg()"); |
| 955 | } |
| 956 | return(1); |
| 957 | } |
| 958 | /* send a message reject */ |
| 959 | siop_cmd->cmd_tablescmd_c.siop_tables->msg_out[0] = MSG_MESSAGE_REJECT0x07; |
| 960 | siop_cmd->cmd_tablescmd_c.siop_tables->t_msgout.count = |
| 961 | siop_htoc32(&sc->sc_c, 1)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((1)) ? (__uint32_t)(((__uint32_t)((1)) & 0xff) << 24 | ((__uint32_t)((1)) & 0xff00) << 8 | ((__uint32_t)((1)) & 0xff0000) >> 8 | ((__uint32_t )((1)) & 0xff000000) >> 24) : __swap32md((1))) : (( __uint32_t)((1)))); |
| 962 | siop_table_sync(siop_cmd, |
| 963 | BUS_DMASYNC_PREREAD0x01 | BUS_DMASYNC_PREWRITE0x04); |
| 964 | CALL_SCRIPT(Ent_send_msgout)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000398))); } while (0); |
| 965 | return 1; |
| 966 | case A_int_disc0x0000ff04: |
| 967 | INCSTAT(siop_stat_intr_sdp); |
| 968 | offset = bus_space_read_1(sc->sc_c.sc_rt,((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x34 + 1 ))) |
| 969 | sc->sc_c.sc_rh, SIOP_SCRATCHA + 1)((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x34 + 1 ))); |
| 970 | #ifdef SIOP_DEBUG_DR |
| 971 | printf("disconnect offset %d\n", offset); |
| 972 | #endif |
| 973 | siop_sdp(&siop_cmd->cmd_c, offset); |
| 974 | /* we start again with no offset */ |
| 975 | siop_cmd->saved_offset = SIOP_NOOFFSET0xffffffff; |
| 976 | siop_table_sync(siop_cmd, |
| 977 | BUS_DMASYNC_PREREAD0x01 | BUS_DMASYNC_PREWRITE0x04); |
| 978 | CALL_SCRIPT(Ent_script_sched)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000070))); } while (0); |
| 979 | return 1; |
| 980 | case A_int_saveoffset0x0000ff05: |
| 981 | INCSTAT(siop_stat_intr_saveoffset); |
| 982 | offset = bus_space_read_1(sc->sc_c.sc_rt,((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x34 + 1 ))) |
| 983 | sc->sc_c.sc_rh, SIOP_SCRATCHA + 1)((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x34 + 1 ))); |
| 984 | #ifdef SIOP_DEBUG_DR |
| 985 | printf("saveoffset offset %d\n", offset); |
| 986 | #endif |
| 987 | siop_cmd->saved_offset = offset; |
| 988 | CALL_SCRIPT(Ent_script_sched)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000070))); } while (0); |
| 989 | return 1; |
| 990 | case A_int_resfail0x0000ff83: |
| 991 | printf("reselect failed\n"); |
| 992 | /* check if we can put some command in scheduler */ |
| 993 | siop_start(sc); |
| 994 | CALL_SCRIPT(Ent_script_sched)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000070))); } while (0); |
| 995 | return 1; |
| 996 | case A_int_done0x0000ff00: |
| 997 | if (xs == NULL((void *)0)) { |
| 998 | printf("%s: done without command, DSA=0x%lx\n", |
| 999 | sc->sc_c.sc_dev.dv_xname, |
| 1000 | (u_long)siop_cmd->cmd_c.dsa); |
| 1001 | siop_cmd->cmd_c.status = CMDST_FREE0; |
| 1002 | siop_start(sc); |
| 1003 | CALL_SCRIPT(Ent_script_sched)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000070))); } while (0); |
| 1004 | return 1; |
| 1005 | } |
| 1006 | #ifdef SIOP_DEBUG_INTR |
| 1007 | printf("done, DSA=0x%lx target id 0x%x last msg " |
| 1008 | "in=0x%x status=0x%x\n", (u_long)siop_cmd->cmd_c.dsa, |
| 1009 | siop_ctoh32(&sc->sc_c, siop_cmd->cmd_tables->id)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((siop_cmd->cmd_c.siop_tables->id )) ? (__uint32_t)(((__uint32_t)((siop_cmd->cmd_c.siop_tables ->id)) & 0xff) << 24 | ((__uint32_t)((siop_cmd-> cmd_c.siop_tables->id)) & 0xff00) << 8 | ((__uint32_t )((siop_cmd->cmd_c.siop_tables->id)) & 0xff0000) >> 8 | ((__uint32_t)((siop_cmd->cmd_c.siop_tables->id)) & 0xff000000) >> 24) : __swap32md((siop_cmd->cmd_c.siop_tables ->id))) : ((__uint32_t)((siop_cmd->cmd_c.siop_tables-> id)))), |
| 1010 | siop_cmd->cmd_tablescmd_c.siop_tables->msg_in[0], |
| 1011 | siop_ctoh32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((siop_cmd->cmd_c.siop_tables->status )) ? (__uint32_t)(((__uint32_t)((siop_cmd->cmd_c.siop_tables ->status)) & 0xff) << 24 | ((__uint32_t)((siop_cmd ->cmd_c.siop_tables->status)) & 0xff00) << 8 | ((__uint32_t)((siop_cmd->cmd_c.siop_tables->status)) & 0xff0000) >> 8 | ((__uint32_t)((siop_cmd->cmd_c.siop_tables ->status)) & 0xff000000) >> 24) : __swap32md((siop_cmd ->cmd_c.siop_tables->status))) : ((__uint32_t)((siop_cmd ->cmd_c.siop_tables->status)))) |
| 1012 | siop_cmd->cmd_tables->status)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((siop_cmd->cmd_c.siop_tables->status )) ? (__uint32_t)(((__uint32_t)((siop_cmd->cmd_c.siop_tables ->status)) & 0xff) << 24 | ((__uint32_t)((siop_cmd ->cmd_c.siop_tables->status)) & 0xff00) << 8 | ((__uint32_t)((siop_cmd->cmd_c.siop_tables->status)) & 0xff0000) >> 8 | ((__uint32_t)((siop_cmd->cmd_c.siop_tables ->status)) & 0xff000000) >> 24) : __swap32md((siop_cmd ->cmd_c.siop_tables->status))) : ((__uint32_t)((siop_cmd ->cmd_c.siop_tables->status))))); |
| 1013 | #endif |
| 1014 | INCSTAT(siop_stat_intr_done); |
| 1015 | /* update resid. */ |
| 1016 | offset = bus_space_read_1(sc->sc_c.sc_rt,((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x34 + 1 ))) |
| 1017 | sc->sc_c.sc_rh, SIOP_SCRATCHA + 1)((sc->sc_c.sc_rt)->read_1((sc->sc_c.sc_rh), (0x34 + 1 ))); |
| 1018 | /* |
| 1019 | * if we got a disconnect between the last data phase |
| 1020 | * and the status phase, offset will be 0. In this |
| 1021 | * case, siop_cmd->saved_offset will have the proper |
| 1022 | * value if it got updated by the controller |
| 1023 | */ |
| 1024 | if (offset == 0 && |
| 1025 | siop_cmd->saved_offset != SIOP_NOOFFSET0xffffffff) |
| 1026 | offset = siop_cmd->saved_offset; |
| 1027 | siop_update_resid(&siop_cmd->cmd_c, offset); |
| 1028 | if (siop_cmd->cmd_c.status == CMDST_SENSE_ACTIVE4) |
| 1029 | siop_cmd->cmd_c.status = CMDST_SENSE_DONE5; |
| 1030 | else |
| 1031 | siop_cmd->cmd_c.status = CMDST_DONE6; |
| 1032 | goto end; |
| 1033 | default: |
| 1034 | printf("unknown irqcode %x\n", irqcode); |
| 1035 | if (xs) { |
| 1036 | xs->error = XS_SELTIMEOUT3; |
| 1037 | goto end; |
| 1038 | } |
| 1039 | goto reset; |
| 1040 | } |
| 1041 | return 1; |
| 1042 | } else |
| 1043 | irqcode = 0; |
| 1044 | /* We can get here if ISTAT_DIP and DSTAT_DFE are the only bits set. */ |
| 1045 | /* But that *SHOULDN'T* happen. It does on powerpc (at least). */ |
| 1046 | printf("%s: siop_intr() - we should not be here!\n" |
| 1047 | " istat = 0x%x, dstat = 0x%x, sist = 0x%x, sstat1 = 0x%x\n" |
| 1048 | " need_reset = %x, irqcode = %x, siop_cmd %s\n", |
| 1049 | sc->sc_c.sc_dev.dv_xname, |
| 1050 | istat, dstat, sist, sstat1, need_reset, irqcode, |
| 1051 | (siop_cmd == NULL((void *)0)) ? "== NULL" : "!= NULL"); |
| 1052 | goto reset; /* Where we should have gone in the first place! */ |
| 1053 | end: |
| 1054 | /* |
| 1055 | * restart the script now if command completed properly |
| 1056 | * Otherwise wait for siop_scsicmd_end(), we may need to cleanup the |
| 1057 | * queue |
| 1058 | */ |
| 1059 | xs->status = siop_ctoh32(&sc->sc_c, siop_cmd->cmd_tables->status)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((siop_cmd->cmd_c.siop_tables->status )) ? (__uint32_t)(((__uint32_t)((siop_cmd->cmd_c.siop_tables ->status)) & 0xff) << 24 | ((__uint32_t)((siop_cmd ->cmd_c.siop_tables->status)) & 0xff00) << 8 | ((__uint32_t)((siop_cmd->cmd_c.siop_tables->status)) & 0xff0000) >> 8 | ((__uint32_t)((siop_cmd->cmd_c.siop_tables ->status)) & 0xff000000) >> 24) : __swap32md((siop_cmd ->cmd_c.siop_tables->status))) : ((__uint32_t)((siop_cmd ->cmd_c.siop_tables->status)))); |
| 1060 | if (xs->status == SCSI_OK0x00) |
| 1061 | CALL_SCRIPT(Ent_script_sched)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000070))); } while (0); |
| 1062 | else |
| 1063 | restart = 1; |
| 1064 | siop_lun->siop_tag[tag].active = NULL((void *)0); |
| 1065 | siop_scsicmd_end(siop_cmd); |
| 1066 | siop_start(sc); |
| 1067 | if (restart) |
| 1068 | CALL_SCRIPT(Ent_script_sched)do {((sc->sc_c.sc_rt)->write_4((sc->sc_c.sc_rh), (0x2C ), (sc->sc_c.sc_scriptaddr + 0x00000070))); } while (0); |
| 1069 | return 1; |
| 1070 | } |
| 1071 | |
| 1072 | void |
| 1073 | siop_scsicmd_end(struct siop_cmd *siop_cmd) |
| 1074 | { |
| 1075 | struct scsi_xfer *xs = siop_cmd->cmd_c.xs; |
| 1076 | struct siop_softc *sc = (struct siop_softc *)siop_cmd->cmd_c.siop_sc; |
| 1077 | struct siop_lun *siop_lun = |
| 1078 | ((struct siop_target*)sc->sc_c.targets[xs->sc_link->target])->siop_lun[xs->sc_link->lun]; |
| 1079 | |
| 1080 | /* |
| 1081 | * If the command is re-queued (SENSE, QUEUE_FULL) it |
| 1082 | * must get a new timeout, so delete existing timeout now. |
| 1083 | */ |
| 1084 | timeout_del(&siop_cmd->cmd_c.xs->stimeout); |
| 1085 | |
| 1086 | switch(xs->status) { |
| 1087 | case SCSI_OK0x00: |
| 1088 | xs->error = (siop_cmd->cmd_c.status == CMDST_DONE6) ? |
| 1089 | XS_NOERROR0 : XS_SENSE1; |
| 1090 | break; |
| 1091 | case SCSI_BUSY0x08: |
| 1092 | xs->error = XS_BUSY5; |
| 1093 | break; |
| 1094 | case SCSI_CHECK0x02: |
| 1095 | if (siop_cmd->cmd_c.status == CMDST_SENSE_DONE5) { |
| 1096 | /* request sense on a request sense ? */ |
| 1097 | printf("%s: request sense failed\n", |
| 1098 | sc->sc_c.sc_dev.dv_xname); |
| 1099 | xs->error = XS_DRIVER_STUFFUP2; |
| 1100 | } else { |
| 1101 | siop_cmd->cmd_c.status = CMDST_SENSE3; |
| 1102 | } |
| 1103 | break; |
| 1104 | case SCSI_QUEUE_FULL0x28: |
| 1105 | /* |
| 1106 | * Device didn't queue the command. We have to retry |
| 1107 | * it. We insert it into the urgent list, hoping to |
| 1108 | * preserve order. But unfortunately, commands already |
| 1109 | * in the scheduler may be accepted before this one. |
| 1110 | * Also remember the condition, to avoid starting new |
| 1111 | * commands for this device before one is done. |
| 1112 | */ |
| 1113 | INCSTAT(siop_stat_intr_qfull); |
| 1114 | #ifdef SIOP_DEBUG |
| 1115 | printf("%s:%d:%d: queue full (tag %d)\n", sc->sc_c.sc_dev.dv_xname, |
| 1116 | xs->sc_link->target, |
| 1117 | xs->sc_link->lun, siop_cmd->cmd_c.tag); |
| 1118 | #endif |
| 1119 | siop_lun->lun_flags |= SIOP_LUNF_FULL0x01; |
| 1120 | siop_cmd->cmd_c.status = CMDST_READY1; |
| 1121 | siop_setuptables(&siop_cmd->cmd_c); |
| 1122 | siop_table_sync(siop_cmd, BUS_DMASYNC_PREREAD0x01 | BUS_DMASYNC_PREWRITE0x04); |
| 1123 | TAILQ_INSERT_TAIL(&sc->urgent_list, siop_cmd, next)do { (siop_cmd)->next.tqe_next = ((void *)0); (siop_cmd)-> next.tqe_prev = (&sc->urgent_list)->tqh_last; *(& sc->urgent_list)->tqh_last = (siop_cmd); (&sc->urgent_list )->tqh_last = &(siop_cmd)->next.tqe_next; } while ( 0); |
| 1124 | return; |
| 1125 | case SCSI_SIOP_NOCHECK0xfe: |
| 1126 | /* |
| 1127 | * don't check status, xs->error is already valid |
| 1128 | */ |
| 1129 | break; |
| 1130 | case SCSI_SIOP_NOSTATUS0xff: |
| 1131 | /* |
| 1132 | * the status byte was not updated, cmd was |
| 1133 | * aborted |
| 1134 | */ |
| 1135 | xs->error = XS_SELTIMEOUT3; |
| 1136 | break; |
| 1137 | default: |
| 1138 | xs->error = XS_DRIVER_STUFFUP2; |
| 1139 | } |
| 1140 | if (siop_cmd->cmd_c.status != CMDST_SENSE_DONE5 && |
| 1141 | xs->flags & (SCSI_DATA_IN0x00800 | SCSI_DATA_OUT0x01000)) { |
| 1142 | bus_dmamap_sync(sc->sc_c.sc_dmat, siop_cmd->cmd_c.dmamap_data, 0,(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (0), (siop_cmd->cmd_c .dmamap_data->dm_mapsize), ((xs->flags & 0x00800) ? 0x02 : 0x08)) |
| 1143 | siop_cmd->cmd_c.dmamap_data->dm_mapsize,(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (0), (siop_cmd->cmd_c .dmamap_data->dm_mapsize), ((xs->flags & 0x00800) ? 0x02 : 0x08)) |
| 1144 | (xs->flags & SCSI_DATA_IN) ?(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (0), (siop_cmd->cmd_c .dmamap_data->dm_mapsize), ((xs->flags & 0x00800) ? 0x02 : 0x08)) |
| 1145 | BUS_DMASYNC_POSTREAD : BUS_DMASYNC_POSTWRITE)(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (0), (siop_cmd->cmd_c .dmamap_data->dm_mapsize), ((xs->flags & 0x00800) ? 0x02 : 0x08)); |
| 1146 | bus_dmamap_unload(sc->sc_c.sc_dmat, siop_cmd->cmd_c.dmamap_data)(*(sc->sc_c.sc_dmat)->_dmamap_unload)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data)); |
| 1147 | } |
| 1148 | if (siop_cmd->cmd_c.status == CMDST_SENSE3) { |
| 1149 | /* issue a request sense for this target */ |
| 1150 | struct scsi_sense *cmd = (struct scsi_sense *)&siop_cmd->cmd_c.siop_tables->xscmd; |
| 1151 | int error; |
| 1152 | bzero(cmd, sizeof(*cmd))__builtin_bzero((cmd), (sizeof(*cmd))); |
| 1153 | siop_cmd->cmd_c.siop_tables->cmd.count = |
| 1154 | siop_htoc32(&sc->sc_c, sizeof(struct scsi_sense))(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sizeof(struct scsi_sense))) ? (__uint32_t )(((__uint32_t)((sizeof(struct scsi_sense))) & 0xff) << 24 | ((__uint32_t)((sizeof(struct scsi_sense))) & 0xff00 ) << 8 | ((__uint32_t)((sizeof(struct scsi_sense))) & 0xff0000) >> 8 | ((__uint32_t)((sizeof(struct scsi_sense ))) & 0xff000000) >> 24) : __swap32md((sizeof(struct scsi_sense)))) : ((__uint32_t)((sizeof(struct scsi_sense)))) ); |
| 1155 | cmd->opcode = REQUEST_SENSE0x03; |
| 1156 | cmd->byte2 = xs->sc_link->lun << 5; |
| 1157 | cmd->unused[0] = cmd->unused[1] = 0; |
| 1158 | cmd->length = sizeof(struct scsi_sense_data); |
| 1159 | cmd->control = 0; |
| 1160 | siop_cmd->cmd_c.flags &= ~CMDFL_TAG0x0002; |
| 1161 | error = bus_dmamap_load(sc->sc_c.sc_dmat,(*(sc->sc_c.sc_dmat)->_dmamap_load)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (siop_cmd->cmd_c.sense ), (sizeof(struct scsi_sense_data)), (((void *)0)), (0x0001)) |
| 1162 | siop_cmd->cmd_c.dmamap_data,(*(sc->sc_c.sc_dmat)->_dmamap_load)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (siop_cmd->cmd_c.sense ), (sizeof(struct scsi_sense_data)), (((void *)0)), (0x0001)) |
| 1163 | siop_cmd->cmd_c.sense, sizeof(struct scsi_sense_data),(*(sc->sc_c.sc_dmat)->_dmamap_load)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (siop_cmd->cmd_c.sense ), (sizeof(struct scsi_sense_data)), (((void *)0)), (0x0001)) |
| 1164 | NULL, BUS_DMA_NOWAIT)(*(sc->sc_c.sc_dmat)->_dmamap_load)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (siop_cmd->cmd_c.sense ), (sizeof(struct scsi_sense_data)), (((void *)0)), (0x0001)); |
| 1165 | if (error) { |
| 1166 | printf("%s: unable to load data DMA map " |
| 1167 | "(for SENSE): %d\n", |
| 1168 | sc->sc_c.sc_dev.dv_xname, error); |
| 1169 | xs->error = XS_DRIVER_STUFFUP2; |
| 1170 | goto out; |
| 1171 | } |
| 1172 | bus_dmamap_sync(sc->sc_c.sc_dmat, siop_cmd->cmd_c.dmamap_data,(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (0), (siop_cmd->cmd_c .dmamap_data->dm_mapsize), (0x01)) |
| 1173 | 0, siop_cmd->cmd_c.dmamap_data->dm_mapsize,(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (0), (siop_cmd->cmd_c .dmamap_data->dm_mapsize), (0x01)) |
| 1174 | BUS_DMASYNC_PREREAD)(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (0), (siop_cmd->cmd_c .dmamap_data->dm_mapsize), (0x01)); |
| 1175 | |
| 1176 | siop_setuptables(&siop_cmd->cmd_c); |
| 1177 | siop_table_sync(siop_cmd, BUS_DMASYNC_PREREAD0x01 | BUS_DMASYNC_PREWRITE0x04); |
| 1178 | /* arrange for the cmd to be handled now */ |
| 1179 | TAILQ_INSERT_HEAD(&sc->urgent_list, siop_cmd, next)do { if (((siop_cmd)->next.tqe_next = (&sc->urgent_list )->tqh_first) != ((void *)0)) (&sc->urgent_list)-> tqh_first->next.tqe_prev = &(siop_cmd)->next.tqe_next ; else (&sc->urgent_list)->tqh_last = &(siop_cmd )->next.tqe_next; (&sc->urgent_list)->tqh_first = (siop_cmd); (siop_cmd)->next.tqe_prev = &(&sc-> urgent_list)->tqh_first; } while (0); |
| 1180 | return; |
| 1181 | } else if (siop_cmd->cmd_c.status == CMDST_SENSE_DONE5) { |
| 1182 | bus_dmamap_sync(sc->sc_c.sc_dmat, siop_cmd->cmd_c.dmamap_data,(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (0), (siop_cmd->cmd_c .dmamap_data->dm_mapsize), (0x02)) |
| 1183 | 0, siop_cmd->cmd_c.dmamap_data->dm_mapsize,(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (0), (siop_cmd->cmd_c .dmamap_data->dm_mapsize), (0x02)) |
| 1184 | BUS_DMASYNC_POSTREAD)(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (0), (siop_cmd->cmd_c .dmamap_data->dm_mapsize), (0x02)); |
| 1185 | bus_dmamap_unload(sc->sc_c.sc_dmat, siop_cmd->cmd_c.dmamap_data)(*(sc->sc_c.sc_dmat)->_dmamap_unload)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data)); |
| 1186 | bcopy(siop_cmd->cmd_c.sense, &xs->sense, sizeof(xs->sense)); |
| 1187 | } |
| 1188 | out: |
| 1189 | siop_lun->lun_flags &= ~SIOP_LUNF_FULL0x01; |
| 1190 | #if 0 |
| 1191 | if (xs->resid != 0) |
| 1192 | printf("resid %d datalen %d\n", xs->resid, xs->datalen); |
| 1193 | #endif |
| 1194 | scsi_done(xs); |
| 1195 | } |
| 1196 | |
| 1197 | /* |
| 1198 | * handle a rejected queue tag message: the command will run untagged, |
| 1199 | * has to adjust the reselect script. |
| 1200 | */ |
| 1201 | int |
| 1202 | siop_handle_qtag_reject(struct siop_cmd *siop_cmd) |
| 1203 | { |
| 1204 | struct siop_softc *sc = (struct siop_softc *)siop_cmd->cmd_c.siop_sc; |
| 1205 | int target = siop_cmd->cmd_c.xs->sc_link->target; |
| 1206 | int lun = siop_cmd->cmd_c.xs->sc_link->lun; |
| 1207 | int tag = siop_cmd->cmd_tablescmd_c.siop_tables->msg_out[2]; |
| 1208 | struct siop_lun *siop_lun = |
| 1209 | ((struct siop_target*)sc->sc_c.targets[target])->siop_lun[lun]; |
| 1210 | |
| 1211 | #ifdef SIOP_DEBUG |
| 1212 | printf("%s:%d:%d: tag message %d (%d) rejected (status %d)\n", |
| 1213 | sc->sc_c.sc_dev.dv_xname, target, lun, tag, siop_cmd->cmd_c.tag, |
| 1214 | siop_cmd->cmd_c.status); |
| 1215 | #endif |
| 1216 | |
| 1217 | if (siop_lun->siop_tag[0].active != NULL((void *)0)) { |
| 1218 | printf("%s: untagged command already running for target %d " |
| 1219 | "lun %d (status %d)\n", sc->sc_c.sc_dev.dv_xname, |
| 1220 | target, lun, siop_lun->siop_tag[0].active->cmd_c.status); |
| 1221 | return -1; |
| 1222 | } |
| 1223 | /* clear tag slot */ |
| 1224 | siop_lun->siop_tag[tag].active = NULL((void *)0); |
| 1225 | /* add command to non-tagged slot */ |
| 1226 | siop_lun->siop_tag[0].active = siop_cmd; |
| 1227 | siop_cmd->cmd_c.tag = 0; |
| 1228 | /* adjust reselect script if there is one */ |
| 1229 | if (siop_lun->siop_tag[0].reseloff > 0) { |
| 1230 | siop_script_write(sc, |
| 1231 | siop_lun->siop_tag[0].reseloff + 1, |
| 1232 | siop_cmd->cmd_c.dsa + sizeof(struct siop_common_xfer) + |
| 1233 | Ent_ldsa_reload_dsa0x00000028); |
| 1234 | siop_table_sync(siop_cmd, BUS_DMASYNC_PREWRITE0x04); |
| 1235 | } |
| 1236 | return 0; |
| 1237 | } |
| 1238 | |
| 1239 | /* |
| 1240 | * handle a bus reset: reset chip, unqueue all active commands, free all |
| 1241 | * target struct and report lossage to upper layer. |
| 1242 | * As the upper layer may requeue immediately we have to first store |
| 1243 | * all active commands in a temporary queue. |
| 1244 | */ |
| 1245 | void |
| 1246 | siop_handle_reset(struct siop_softc *sc) |
| 1247 | { |
| 1248 | struct cmd_list reset_list; |
| 1249 | struct siop_cmd *siop_cmd, *next_siop_cmd; |
| 1250 | struct siop_lun *siop_lun; |
| 1251 | int target, lun, tag, buswidth; |
| 1252 | /* |
| 1253 | * scsi bus reset. reset the chip and restart |
| 1254 | * the queue. Need to clean up all active commands |
| 1255 | */ |
| 1256 | printf("%s: scsi bus reset\n", sc->sc_c.sc_dev.dv_xname); |
| 1257 | /* stop, reset and restart the chip */ |
| 1258 | siop_reset(sc); |
| 1259 | TAILQ_INIT(&reset_list)do { (&reset_list)->tqh_first = ((void *)0); (&reset_list )->tqh_last = &(&reset_list)->tqh_first; } while (0); |
| 1260 | /* |
| 1261 | * Process all commands: first commands being executed |
| 1262 | */ |
| 1263 | buswidth = (sc->sc_c.features & SF_BUS_WIDE0x00000001) ? 16 : 8; |
| 1264 | for (target = 0; target < buswidth; target++) { |
| 1265 | if (sc->sc_c.targets[target] == NULL((void *)0)) |
| 1266 | continue; |
| 1267 | for (lun = 0; lun < 8; lun++) { |
| 1268 | struct siop_target *siop_target = |
| 1269 | (struct siop_target *)sc->sc_c.targets[target]; |
| 1270 | siop_lun = siop_target->siop_lun[lun]; |
| 1271 | if (siop_lun == NULL((void *)0)) |
| 1272 | continue; |
| 1273 | siop_lun->lun_flags &= ~SIOP_LUNF_FULL0x01; |
| 1274 | for (tag = 0; tag < |
| 1275 | ((sc->sc_c.targets[target]->flags & TARF_TAG0x04) ? |
| 1276 | SIOP_NTAG16 : 1); |
| 1277 | tag++) { |
| 1278 | siop_cmd = siop_lun->siop_tag[tag].active; |
| 1279 | if (siop_cmd == NULL((void *)0)) |
| 1280 | continue; |
| 1281 | siop_lun->siop_tag[tag].active = NULL((void *)0); |
| 1282 | TAILQ_INSERT_TAIL(&reset_list, siop_cmd, next)do { (siop_cmd)->next.tqe_next = ((void *)0); (siop_cmd)-> next.tqe_prev = (&reset_list)->tqh_last; *(&reset_list )->tqh_last = (siop_cmd); (&reset_list)->tqh_last = &(siop_cmd)->next.tqe_next; } while (0); |
| 1283 | sc_print_addr(siop_cmd->cmd_c.xs->sc_link); |
| 1284 | printf("cmd %p (tag %d) added to reset list\n", |
| 1285 | siop_cmd, tag); |
| 1286 | } |
| 1287 | } |
| 1288 | if (sc->sc_c.targets[target]->status != TARST_PROBING0) { |
| 1289 | sc->sc_c.targets[target]->status = TARST_ASYNC1; |
| 1290 | sc->sc_c.targets[target]->flags &= ~TARF_ISWIDE0x10; |
| 1291 | sc->sc_c.targets[target]->period = |
| 1292 | sc->sc_c.targets[target]->offset = 0; |
| 1293 | siop_update_xfer_mode(&sc->sc_c, target); |
| 1294 | } |
| 1295 | } |
| 1296 | /* Next commands from the urgent list */ |
| 1297 | for (siop_cmd = TAILQ_FIRST(&sc->urgent_list)((&sc->urgent_list)->tqh_first); siop_cmd != NULL((void *)0); |
| 1298 | siop_cmd = next_siop_cmd) { |
| 1299 | next_siop_cmd = TAILQ_NEXT(siop_cmd, next)((siop_cmd)->next.tqe_next); |
| 1300 | TAILQ_REMOVE(&sc->urgent_list, siop_cmd, next)do { if (((siop_cmd)->next.tqe_next) != ((void *)0)) (siop_cmd )->next.tqe_next->next.tqe_prev = (siop_cmd)->next.tqe_prev ; else (&sc->urgent_list)->tqh_last = (siop_cmd)-> next.tqe_prev; *(siop_cmd)->next.tqe_prev = (siop_cmd)-> next.tqe_next; ((siop_cmd)->next.tqe_prev) = ((void *)-1); ((siop_cmd)->next.tqe_next) = ((void *)-1); } while (0); |
| 1301 | TAILQ_INSERT_TAIL(&reset_list, siop_cmd, next)do { (siop_cmd)->next.tqe_next = ((void *)0); (siop_cmd)-> next.tqe_prev = (&reset_list)->tqh_last; *(&reset_list )->tqh_last = (siop_cmd); (&reset_list)->tqh_last = &(siop_cmd)->next.tqe_next; } while (0); |
| 1302 | sc_print_addr(siop_cmd->cmd_c.xs->sc_link); |
| 1303 | printf("cmd %p added to reset list from urgent list\n", |
| 1304 | siop_cmd); |
| 1305 | } |
| 1306 | /* Then commands waiting in the input list. */ |
| 1307 | for (siop_cmd = TAILQ_FIRST(&sc->ready_list)((&sc->ready_list)->tqh_first); siop_cmd != NULL((void *)0); |
| 1308 | siop_cmd = next_siop_cmd) { |
| 1309 | next_siop_cmd = TAILQ_NEXT(siop_cmd, next)((siop_cmd)->next.tqe_next); |
| 1310 | TAILQ_REMOVE(&sc->ready_list, siop_cmd, next)do { if (((siop_cmd)->next.tqe_next) != ((void *)0)) (siop_cmd )->next.tqe_next->next.tqe_prev = (siop_cmd)->next.tqe_prev ; else (&sc->ready_list)->tqh_last = (siop_cmd)-> next.tqe_prev; *(siop_cmd)->next.tqe_prev = (siop_cmd)-> next.tqe_next; ((siop_cmd)->next.tqe_prev) = ((void *)-1); ((siop_cmd)->next.tqe_next) = ((void *)-1); } while (0); |
| 1311 | TAILQ_INSERT_TAIL(&reset_list, siop_cmd, next)do { (siop_cmd)->next.tqe_next = ((void *)0); (siop_cmd)-> next.tqe_prev = (&reset_list)->tqh_last; *(&reset_list )->tqh_last = (siop_cmd); (&reset_list)->tqh_last = &(siop_cmd)->next.tqe_next; } while (0); |
| 1312 | sc_print_addr(siop_cmd->cmd_c.xs->sc_link); |
| 1313 | printf("cmd %p added to reset list from ready list\n", |
| 1314 | siop_cmd); |
| 1315 | } |
| 1316 | |
| 1317 | for (siop_cmd = TAILQ_FIRST(&reset_list)((&reset_list)->tqh_first); siop_cmd != NULL((void *)0); |
| 1318 | siop_cmd = next_siop_cmd) { |
| 1319 | next_siop_cmd = TAILQ_NEXT(siop_cmd, next)((siop_cmd)->next.tqe_next); |
| 1320 | siop_cmd->cmd_c.flags &= ~CMDFL_TAG0x0002; |
| 1321 | siop_cmd->cmd_c.xs->error = |
| 1322 | (siop_cmd->cmd_c.flags & CMDFL_TIMEOUT0x0001) |
| 1323 | ? XS_TIMEOUT4 : XS_RESET8; |
| 1324 | siop_cmd->cmd_c.xs->status = SCSI_SIOP_NOCHECK0xfe; |
| 1325 | sc_print_addr(siop_cmd->cmd_c.xs->sc_link); |
| 1326 | printf("cmd %p (status %d) reset", |
| 1327 | siop_cmd, siop_cmd->cmd_c.status); |
| 1328 | if (siop_cmd->cmd_c.status == CMDST_SENSE3 || |
| 1329 | siop_cmd->cmd_c.status == CMDST_SENSE_ACTIVE4) |
| 1330 | siop_cmd->cmd_c.status = CMDST_SENSE_DONE5; |
| 1331 | else |
| 1332 | siop_cmd->cmd_c.status = CMDST_DONE6; |
| 1333 | printf(" with status %d, xs->error %d\n", |
| 1334 | siop_cmd->cmd_c.status, siop_cmd->cmd_c.xs->error); |
| 1335 | TAILQ_REMOVE(&reset_list, siop_cmd, next)do { if (((siop_cmd)->next.tqe_next) != ((void *)0)) (siop_cmd )->next.tqe_next->next.tqe_prev = (siop_cmd)->next.tqe_prev ; else (&reset_list)->tqh_last = (siop_cmd)->next.tqe_prev ; *(siop_cmd)->next.tqe_prev = (siop_cmd)->next.tqe_next ; ((siop_cmd)->next.tqe_prev) = ((void *)-1); ((siop_cmd)-> next.tqe_next) = ((void *)-1); } while (0); |
| 1336 | siop_scsicmd_end(siop_cmd); |
| 1337 | } |
| 1338 | } |
| 1339 | |
| 1340 | void * |
| 1341 | siop_cmd_get(void *cookie) |
| 1342 | { |
| 1343 | struct siop_softc *sc = cookie; |
| 1344 | struct siop_cmd *siop_cmd; |
| 1345 | int s; |
| 1346 | |
| 1347 | /* Look if a ccb is available. */ |
| 1348 | s = splbio()splraise(0x3); |
| 1349 | siop_cmd = TAILQ_FIRST(&sc->free_list)((&sc->free_list)->tqh_first); |
| 1350 | if (siop_cmd != NULL((void *)0)) { |
| 1351 | TAILQ_REMOVE(&sc->free_list, siop_cmd, next)do { if (((siop_cmd)->next.tqe_next) != ((void *)0)) (siop_cmd )->next.tqe_next->next.tqe_prev = (siop_cmd)->next.tqe_prev ; else (&sc->free_list)->tqh_last = (siop_cmd)-> next.tqe_prev; *(siop_cmd)->next.tqe_prev = (siop_cmd)-> next.tqe_next; ((siop_cmd)->next.tqe_prev) = ((void *)-1); ((siop_cmd)->next.tqe_next) = ((void *)-1); } while (0); |
| 1352 | #ifdef DIAGNOSTIC1 |
| 1353 | if (siop_cmd->cmd_c.status != CMDST_FREE0) |
| 1354 | panic("siop_scsicmd: new cmd not free"); |
| 1355 | #endif |
| 1356 | siop_cmd->cmd_c.status = CMDST_READY1; |
| 1357 | } |
| 1358 | splx(s)spllower(s); |
| 1359 | |
| 1360 | return (siop_cmd); |
| 1361 | } |
| 1362 | |
| 1363 | void |
| 1364 | siop_cmd_put(void *cookie, void *io) |
| 1365 | { |
| 1366 | struct siop_softc *sc = cookie; |
| 1367 | struct siop_cmd *siop_cmd = io; |
| 1368 | int s; |
| 1369 | |
| 1370 | s = splbio()splraise(0x3); |
| 1371 | siop_cmd->cmd_c.status = CMDST_FREE0; |
| 1372 | TAILQ_INSERT_TAIL(&sc->free_list, siop_cmd, next)do { (siop_cmd)->next.tqe_next = ((void *)0); (siop_cmd)-> next.tqe_prev = (&sc->free_list)->tqh_last; *(& sc->free_list)->tqh_last = (siop_cmd); (&sc->free_list )->tqh_last = &(siop_cmd)->next.tqe_next; } while ( 0); |
| 1373 | splx(s)spllower(s); |
| 1374 | } |
| 1375 | |
| 1376 | int |
| 1377 | siop_scsiprobe(struct scsi_link *link) |
| 1378 | { |
| 1379 | struct siop_softc *sc = link->bus->sb_adapter_softc; |
| 1380 | struct siop_target *siop_target; |
| 1381 | const int target = link->target; |
| 1382 | const int lun = link->lun; |
| 1383 | int i; |
| 1384 | |
| 1385 | #ifdef SIOP_DEBUG |
| 1386 | printf("%s:%d:%d: probe\n", |
| 1387 | sc->sc_c.sc_dev.dv_xname, target, lun); |
| 1388 | #endif |
| 1389 | |
| 1390 | /* XXX locking */ |
| 1391 | |
| 1392 | siop_target = (struct siop_target*)sc->sc_c.targets[target]; |
| 1393 | if (siop_target == NULL((void *)0)) { |
| 1394 | siop_target = malloc(sizeof(*siop_target), M_DEVBUF2, |
| 1395 | M_WAITOK0x0001 | M_CANFAIL0x0004 | M_ZERO0x0008); |
| 1396 | if (siop_target == NULL((void *)0)) { |
| 1397 | printf("%s: can't malloc memory for target %d\n", |
| 1398 | sc->sc_c.sc_dev.dv_xname, target); |
| 1399 | return (ENOMEM12); |
| 1400 | } |
| 1401 | |
| 1402 | siop_target->target_c.status = TARST_PROBING0; |
| 1403 | siop_target->target_c.flags = 0; |
| 1404 | siop_target->target_c.id = |
| 1405 | sc->sc_c.clock_div << 24; /* scntl3 */ |
| 1406 | siop_target->target_c.id |= target << 16; /* id */ |
| 1407 | /* siop_target->target_c.id |= 0x0 << 8; scxfer is 0 */ |
| 1408 | |
| 1409 | /* get a lun switch script */ |
| 1410 | siop_target->lunsw = siop_get_lunsw(sc); |
| 1411 | if (siop_target->lunsw == NULL((void *)0)) { |
| 1412 | printf("%s: can't alloc lunsw for target %d\n", |
| 1413 | sc->sc_c.sc_dev.dv_xname, target); |
| 1414 | free(siop_target, M_DEVBUF2, sizeof *siop_target); |
| 1415 | return (ENOMEM12); |
| 1416 | } |
| 1417 | for (i = 0; i < 8; i++) |
| 1418 | siop_target->siop_lun[i] = NULL((void *)0); |
| 1419 | |
| 1420 | sc->sc_c.targets[target] = |
| 1421 | (struct siop_common_target *)siop_target; |
| 1422 | |
| 1423 | siop_add_reselsw(sc, target); |
| 1424 | } |
| 1425 | |
| 1426 | if (siop_target->siop_lun[lun] == NULL((void *)0)) { |
| 1427 | siop_target->siop_lun[lun] = |
| 1428 | malloc(sizeof(struct siop_lun), M_DEVBUF2, |
| 1429 | M_WAITOK0x0001 | M_CANFAIL0x0004 | M_ZERO0x0008); |
| 1430 | if (siop_target->siop_lun[lun] == NULL((void *)0)) { |
| 1431 | printf("%s: can't alloc siop_lun for " |
| 1432 | "target %d lun %d\n", |
| 1433 | sc->sc_c.sc_dev.dv_xname, target, lun); |
| 1434 | return (ENOMEM12); |
| 1435 | } |
| 1436 | } |
| 1437 | |
| 1438 | return (0); |
| 1439 | } |
| 1440 | |
| 1441 | void |
| 1442 | siop_scsicmd(struct scsi_xfer *xs) |
| 1443 | { |
| 1444 | struct siop_softc *sc = xs->sc_link->bus->sb_adapter_softc; |
| 1445 | struct siop_cmd *siop_cmd; |
| 1446 | struct siop_target *siop_target; |
| 1447 | int s, error, i, j; |
| 1448 | const int target = xs->sc_link->target; |
| 1449 | const int lun = xs->sc_link->lun; |
| 1450 | |
| 1451 | #ifdef SIOP_DEBUG_SCHED |
| 1452 | printf("starting cmd for %d:%d\n", target, lun); |
| 1453 | #endif |
| 1454 | |
| 1455 | siop_target = (struct siop_target*)sc->sc_c.targets[target]; |
| 1456 | siop_cmd = xs->io; |
| 1457 | |
| 1458 | /* |
| 1459 | * The xs may have been restarted by the scsi layer, so ensure the ccb |
| 1460 | * starts in the proper state. |
| 1461 | */ |
| 1462 | siop_cmd->cmd_c.status = CMDST_READY1; |
| 1463 | |
| 1464 | /* Always reset xs->stimeout, lest we timeout_del() with trash */ |
| 1465 | timeout_set(&xs->stimeout, siop_timeout, siop_cmd); |
| 1466 | |
| 1467 | siop_cmd->cmd_c.siop_target = sc->sc_c.targets[target]; |
| 1468 | siop_cmd->cmd_c.xs = xs; |
| 1469 | siop_cmd->cmd_c.flags = 0; |
| 1470 | |
| 1471 | bzero(&siop_cmd->cmd_c.siop_tables->xscmd,__builtin_bzero((&siop_cmd->cmd_c.siop_tables->xscmd ), (sizeof(siop_cmd->cmd_c.siop_tables->xscmd))) |
| 1472 | sizeof(siop_cmd->cmd_c.siop_tables->xscmd))__builtin_bzero((&siop_cmd->cmd_c.siop_tables->xscmd ), (sizeof(siop_cmd->cmd_c.siop_tables->xscmd))); |
| 1473 | bcopy(&xs->cmd, &siop_cmd->cmd_c.siop_tables->xscmd, xs->cmdlen); |
| 1474 | siop_cmd->cmd_c.siop_tables->cmd.count = |
| 1475 | siop_htoc32(&sc->sc_c, xs->cmdlen)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((xs->cmdlen)) ? (__uint32_t)(((__uint32_t )((xs->cmdlen)) & 0xff) << 24 | ((__uint32_t)((xs ->cmdlen)) & 0xff00) << 8 | ((__uint32_t)((xs-> cmdlen)) & 0xff0000) >> 8 | ((__uint32_t)((xs->cmdlen )) & 0xff000000) >> 24) : __swap32md((xs->cmdlen ))) : ((__uint32_t)((xs->cmdlen)))); |
| 1476 | |
| 1477 | /* load the DMA maps */ |
| 1478 | if (xs->flags & (SCSI_DATA_IN0x00800 | SCSI_DATA_OUT0x01000)) { |
| 1479 | error = bus_dmamap_load(sc->sc_c.sc_dmat,(*(sc->sc_c.sc_dmat)->_dmamap_load)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (xs->data), (xs->datalen ), (((void *)0)), (0x0001 | 0x0100 | ((xs->flags & 0x00800 ) ? 0x0200 : 0x0400))) |
| 1480 | siop_cmd->cmd_c.dmamap_data, xs->data, xs->datalen,(*(sc->sc_c.sc_dmat)->_dmamap_load)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (xs->data), (xs->datalen ), (((void *)0)), (0x0001 | 0x0100 | ((xs->flags & 0x00800 ) ? 0x0200 : 0x0400))) |
| 1481 | NULL, BUS_DMA_NOWAIT | BUS_DMA_STREAMING |(*(sc->sc_c.sc_dmat)->_dmamap_load)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (xs->data), (xs->datalen ), (((void *)0)), (0x0001 | 0x0100 | ((xs->flags & 0x00800 ) ? 0x0200 : 0x0400))) |
| 1482 | ((xs->flags & SCSI_DATA_IN) ?(*(sc->sc_c.sc_dmat)->_dmamap_load)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (xs->data), (xs->datalen ), (((void *)0)), (0x0001 | 0x0100 | ((xs->flags & 0x00800 ) ? 0x0200 : 0x0400))) |
| 1483 | BUS_DMA_READ : BUS_DMA_WRITE))(*(sc->sc_c.sc_dmat)->_dmamap_load)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (xs->data), (xs->datalen ), (((void *)0)), (0x0001 | 0x0100 | ((xs->flags & 0x00800 ) ? 0x0200 : 0x0400))); |
| 1484 | if (error) { |
| 1485 | printf("%s: unable to load data DMA map: %d\n", |
| 1486 | sc->sc_c.sc_dev.dv_xname, error); |
| 1487 | xs->error = XS_DRIVER_STUFFUP2; |
| 1488 | scsi_done(xs); |
| 1489 | return; |
| 1490 | } |
| 1491 | bus_dmamap_sync(sc->sc_c.sc_dmat,(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (0), (siop_cmd->cmd_c .dmamap_data->dm_mapsize), ((xs->flags & 0x00800) ? 0x01 : 0x04)) |
| 1492 | siop_cmd->cmd_c.dmamap_data, 0,(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (0), (siop_cmd->cmd_c .dmamap_data->dm_mapsize), ((xs->flags & 0x00800) ? 0x01 : 0x04)) |
| 1493 | siop_cmd->cmd_c.dmamap_data->dm_mapsize,(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (0), (siop_cmd->cmd_c .dmamap_data->dm_mapsize), ((xs->flags & 0x00800) ? 0x01 : 0x04)) |
| 1494 | (xs->flags & SCSI_DATA_IN) ?(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (0), (siop_cmd->cmd_c .dmamap_data->dm_mapsize), ((xs->flags & 0x00800) ? 0x01 : 0x04)) |
| 1495 | BUS_DMASYNC_PREREAD : BUS_DMASYNC_PREWRITE)(*(sc->sc_c.sc_dmat)->_dmamap_sync)((sc->sc_c.sc_dmat ), (siop_cmd->cmd_c.dmamap_data), (0), (siop_cmd->cmd_c .dmamap_data->dm_mapsize), ((xs->flags & 0x00800) ? 0x01 : 0x04)); |
| 1496 | } |
| 1497 | |
| 1498 | siop_setuptables(&siop_cmd->cmd_c); |
| 1499 | siop_cmd->saved_offset = SIOP_NOOFFSET0xffffffff; |
| 1500 | siop_table_sync(siop_cmd, |
| 1501 | BUS_DMASYNC_PREREAD0x01 | BUS_DMASYNC_PREWRITE0x04); |
| 1502 | |
| 1503 | /* Negotiate transfer parameters on first non-polling command. */ |
| 1504 | if (((xs->flags & SCSI_POLL0x00002) == 0) && |
| 1505 | siop_target->target_c.status == TARST_PROBING0) |
| 1506 | siop_target->target_c.status = TARST_ASYNC1; |
| 1507 | |
| 1508 | s = splbio()splraise(0x3); |
| 1509 | TAILQ_INSERT_TAIL(&sc->ready_list, siop_cmd, next)do { (siop_cmd)->next.tqe_next = ((void *)0); (siop_cmd)-> next.tqe_prev = (&sc->ready_list)->tqh_last; *(& sc->ready_list)->tqh_last = (siop_cmd); (&sc->ready_list )->tqh_last = &(siop_cmd)->next.tqe_next; } while ( 0); |
| 1510 | siop_start(sc); |
| 1511 | if ((xs->flags & SCSI_POLL0x00002) == 0) { |
| 1512 | splx(s)spllower(s); |
| 1513 | return; |
| 1514 | } |
| 1515 | |
| 1516 | /* Poll for command completion. */ |
| 1517 | for(i = xs->timeout; i > 0; i--) { |
| 1518 | siop_intr(sc); |
| 1519 | if ((xs->flags & ITSDONE0x00008) == 0) { |
| 1520 | delay(1000)(*delay_func)(1000); |
| 1521 | continue; |
| 1522 | } |
| 1523 | if (xs->cmd.opcode == INQUIRY0x12 && xs->error == XS_NOERROR0) { |
| 1524 | struct scsi_inquiry_data *inqbuf = |
| 1525 | (struct scsi_inquiry_data *)xs->data; |
| 1526 | if ((inqbuf->device & SID_QUAL0xe0) == SID_QUAL_BAD_LU0x60) |
| 1527 | break; |
| 1528 | /* |
| 1529 | * Allocate cbd's to hold maximum openings worth of |
| 1530 | * commands. Do this now because doing it dynamically in |
| 1531 | * siop_startcmd may cause calls to bus_dma* functions |
| 1532 | * in interrupt context. |
| 1533 | */ |
| 1534 | for (j = 0; j < SIOP_NTAG16; j += SIOP_NCMDPB((1 << 12) / sizeof(struct siop_xfer))) |
| 1535 | siop_morecbd(sc); |
| 1536 | |
| 1537 | /* |
| 1538 | * Set TARF_DT here because if it is turned off during |
| 1539 | * PPR, it must STAY off! |
| 1540 | */ |
| 1541 | if ((lun == 0) && (sc->sc_c.features & SF_BUS_ULTRA30x00000008)) |
| 1542 | sc->sc_c.targets[target]->flags |= TARF_DT0x08; |
| 1543 | /* |
| 1544 | * Can't do lun 0 here, because flags are not set yet. |
| 1545 | * But have to do other lun's here because they never go |
| 1546 | * through TARST_ASYNC. |
| 1547 | */ |
| 1548 | if (lun > 0) |
| 1549 | siop_add_dev(sc, target, lun); |
| 1550 | } |
| 1551 | break; |
| 1552 | } |
| 1553 | if (i == 0) { |
| 1554 | siop_timeout(siop_cmd); |
| 1555 | while ((xs->flags & ITSDONE0x00008) == 0) |
| 1556 | siop_intr(sc); |
| 1557 | } |
| 1558 | |
| 1559 | splx(s)spllower(s); |
| 1560 | } |
| 1561 | |
| 1562 | void |
| 1563 | siop_start(struct siop_softc *sc) |
| 1564 | { |
| 1565 | struct siop_cmd *siop_cmd, *next_siop_cmd; |
| 1566 | struct siop_lun *siop_lun; |
| 1567 | struct siop_xfer *siop_xfer; |
| 1568 | u_int32_t dsa; |
| 1569 | int target, lun, tag, slot; |
| 1570 | int newcmd = 0; |
| 1571 | int doingready = 0; |
| 1572 | |
| 1573 | /* |
| 1574 | * first make sure to read valid data |
| 1575 | */ |
| 1576 | siop_script_sync(sc, BUS_DMASYNC_POSTREAD0x02 | BUS_DMASYNC_POSTWRITE0x08); |
| 1577 | |
| 1578 | /* |
| 1579 | * The queue management here is a bit tricky: the script always looks |
| 1580 | * at the slot from first to last, so if we always use the first |
| 1581 | * free slot commands can stay at the tail of the queue ~forever. |
| 1582 | * The algorithm used here is to restart from the head when we know |
| 1583 | * that the queue is empty, and only add commands after the last one. |
| 1584 | * When we're at the end of the queue wait for the script to clear it. |
| 1585 | * The best thing to do here would be to implement a circular queue, |
| 1586 | * but using only 53c720 features this can be "interesting". |
| 1587 | * A mid-way solution could be to implement 2 queues and swap orders. |
| 1588 | */ |
| 1589 | slot = sc->sc_currschedslot; |
| 1590 | /* |
| 1591 | * If the instruction is 0x80000000 (JUMP foo, IF FALSE) the slot is |
| 1592 | * free. As this is the last used slot, all previous slots are free, |
| 1593 | * we can restart from 1. |
| 1594 | * slot 0 is reserved for request sense commands. |
| 1595 | */ |
| 1596 | if (siop_script_read(sc, (Ent_script_sched_slot00x000000a0 / 4) + slot * 2) == |
| 1597 | 0x80000000) { |
| 1598 | slot = sc->sc_currschedslot = 1; |
| 1599 | } else { |
| 1600 | slot++; |
| 1601 | } |
| 1602 | /* first handle commands from the urgent list */ |
| 1603 | siop_cmd = TAILQ_FIRST(&sc->urgent_list)((&sc->urgent_list)->tqh_first); |
| 1604 | again: |
| 1605 | for (; siop_cmd != NULL((void *)0); siop_cmd = next_siop_cmd) { |
| 1606 | next_siop_cmd = TAILQ_NEXT(siop_cmd, next)((siop_cmd)->next.tqe_next); |
| 1607 | #ifdef DIAGNOSTIC1 |
| 1608 | if (siop_cmd->cmd_c.status != CMDST_READY1 && |
| 1609 | siop_cmd->cmd_c.status != CMDST_SENSE3) |
| 1610 | panic("siop: non-ready cmd in ready list"); |
| 1611 | #endif |
| 1612 | target = siop_cmd->cmd_c.xs->sc_link->target; |
| 1613 | lun = siop_cmd->cmd_c.xs->sc_link->lun; |
| 1614 | siop_lun = |
| 1615 | ((struct siop_target*)sc->sc_c.targets[target])->siop_lun[lun]; |
| 1616 | /* if non-tagged command active, wait */ |
| 1617 | if (siop_lun->siop_tag[0].active != NULL((void *)0)) |
| 1618 | continue; |
| 1619 | /* |
| 1620 | * if we're in a queue full condition don't start a new |
| 1621 | * command, unless it's a request sense |
| 1622 | */ |
| 1623 | if ((siop_lun->lun_flags & SIOP_LUNF_FULL0x01) && |
| 1624 | siop_cmd->cmd_c.status == CMDST_READY1) |
| 1625 | continue; |
| 1626 | /* find a free tag if needed */ |
| 1627 | if (siop_cmd->cmd_c.flags & CMDFL_TAG0x0002) { |
| 1628 | for (tag = 1; tag < SIOP_NTAG16; tag++) { |
| 1629 | if (siop_lun->siop_tag[tag].active == NULL((void *)0)) |
| 1630 | break; |
| 1631 | } |
| 1632 | if (tag == SIOP_NTAG16) /* no free tag */ |
| 1633 | continue; |
| 1634 | } else { |
| 1635 | tag = 0; |
| 1636 | } |
| 1637 | siop_cmd->cmd_c.tag = tag; |
| 1638 | /* |
| 1639 | * find a free scheduler slot and load it. If it's a request |
| 1640 | * sense we need to use slot 0. |
| 1641 | */ |
| 1642 | if (siop_cmd->cmd_c.status != CMDST_SENSE3) { |
| 1643 | for (; slot < SIOP_NSLOTS40; slot++) { |
| 1644 | /* |
| 1645 | * If cmd if 0x80000000 the slot is free |
| 1646 | */ |
| 1647 | if (siop_script_read(sc, |
| 1648 | (Ent_script_sched_slot00x000000a0 / 4) + slot * 2) == |
| 1649 | 0x80000000) |
| 1650 | break; |
| 1651 | } |
| 1652 | /* no more free slots, no need to continue */ |
| 1653 | if (slot == SIOP_NSLOTS40) { |
| 1654 | goto end; |
| 1655 | } |
| 1656 | } else { |
| 1657 | slot = 0; |
| 1658 | if (siop_script_read(sc, Ent_script_sched_slot00x000000a0 / 4) |
| 1659 | != 0x80000000) |
| 1660 | goto end; |
| 1661 | } |
| 1662 | |
| 1663 | #ifdef SIOP_DEBUG_SCHED |
| 1664 | printf("using slot %d for DSA 0x%lx\n", slot, |
| 1665 | (u_long)siop_cmd->cmd_c.dsa); |
| 1666 | #endif |
| 1667 | /* Ok, we can add the tag message */ |
| 1668 | if (tag > 0) { |
| 1669 | #ifdef DIAGNOSTIC1 |
| 1670 | int msgcount = siop_ctoh32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((siop_cmd->cmd_c.siop_tables->t_msgout .count)) ? (__uint32_t)(((__uint32_t)((siop_cmd->cmd_c.siop_tables ->t_msgout.count)) & 0xff) << 24 | ((__uint32_t) ((siop_cmd->cmd_c.siop_tables->t_msgout.count)) & 0xff00 ) << 8 | ((__uint32_t)((siop_cmd->cmd_c.siop_tables-> t_msgout.count)) & 0xff0000) >> 8 | ((__uint32_t)(( siop_cmd->cmd_c.siop_tables->t_msgout.count)) & 0xff000000 ) >> 24) : __swap32md((siop_cmd->cmd_c.siop_tables-> t_msgout.count))) : ((__uint32_t)((siop_cmd->cmd_c.siop_tables ->t_msgout.count)))) |
| 1671 | siop_cmd->cmd_tables->t_msgout.count)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((siop_cmd->cmd_c.siop_tables->t_msgout .count)) ? (__uint32_t)(((__uint32_t)((siop_cmd->cmd_c.siop_tables ->t_msgout.count)) & 0xff) << 24 | ((__uint32_t) ((siop_cmd->cmd_c.siop_tables->t_msgout.count)) & 0xff00 ) << 8 | ((__uint32_t)((siop_cmd->cmd_c.siop_tables-> t_msgout.count)) & 0xff0000) >> 8 | ((__uint32_t)(( siop_cmd->cmd_c.siop_tables->t_msgout.count)) & 0xff000000 ) >> 24) : __swap32md((siop_cmd->cmd_c.siop_tables-> t_msgout.count))) : ((__uint32_t)((siop_cmd->cmd_c.siop_tables ->t_msgout.count)))); |
| 1672 | if (msgcount != 1) |
| 1673 | printf("%s:%d:%d: tag %d with msgcount %d\n", |
| 1674 | sc->sc_c.sc_dev.dv_xname, target, lun, tag, |
| 1675 | msgcount); |
| 1676 | #endif |
| 1677 | siop_cmd->cmd_tablescmd_c.siop_tables->msg_out[1] = MSG_SIMPLE_Q_TAG0x20; |
| 1678 | siop_cmd->cmd_tablescmd_c.siop_tables->msg_out[2] = tag; |
| 1679 | siop_cmd->cmd_tablescmd_c.siop_tables->t_msgout.count = |
| 1680 | siop_htoc32(&sc->sc_c, 3)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((3)) ? (__uint32_t)(((__uint32_t)((3)) & 0xff) << 24 | ((__uint32_t)((3)) & 0xff00) << 8 | ((__uint32_t)((3)) & 0xff0000) >> 8 | ((__uint32_t )((3)) & 0xff000000) >> 24) : __swap32md((3))) : (( __uint32_t)((3)))); |
| 1681 | } |
| 1682 | /* note that we started a new command */ |
| 1683 | newcmd = 1; |
| 1684 | /* mark command as active */ |
| 1685 | if (siop_cmd->cmd_c.status == CMDST_READY1) { |
| 1686 | siop_cmd->cmd_c.status = CMDST_ACTIVE2; |
| 1687 | } else if (siop_cmd->cmd_c.status == CMDST_SENSE3) { |
| 1688 | siop_cmd->cmd_c.status = CMDST_SENSE_ACTIVE4; |
| 1689 | } else |
| 1690 | panic("siop_start: bad status"); |
| 1691 | if (doingready) |
| 1692 | TAILQ_REMOVE(&sc->ready_list, siop_cmd, next)do { if (((siop_cmd)->next.tqe_next) != ((void *)0)) (siop_cmd )->next.tqe_next->next.tqe_prev = (siop_cmd)->next.tqe_prev ; else (&sc->ready_list)->tqh_last = (siop_cmd)-> next.tqe_prev; *(siop_cmd)->next.tqe_prev = (siop_cmd)-> next.tqe_next; ((siop_cmd)->next.tqe_prev) = ((void *)-1); ((siop_cmd)->next.tqe_next) = ((void *)-1); } while (0); |
| 1693 | else |
| 1694 | TAILQ_REMOVE(&sc->urgent_list, siop_cmd, next)do { if (((siop_cmd)->next.tqe_next) != ((void *)0)) (siop_cmd )->next.tqe_next->next.tqe_prev = (siop_cmd)->next.tqe_prev ; else (&sc->urgent_list)->tqh_last = (siop_cmd)-> next.tqe_prev; *(siop_cmd)->next.tqe_prev = (siop_cmd)-> next.tqe_next; ((siop_cmd)->next.tqe_prev) = ((void *)-1); ((siop_cmd)->next.tqe_next) = ((void *)-1); } while (0); |
| 1695 | siop_lun->siop_tag[tag].active = siop_cmd; |
| 1696 | /* patch scripts with DSA addr */ |
| 1697 | dsa = siop_cmd->cmd_c.dsa; |
| 1698 | /* first reselect switch, if we have an entry */ |
| 1699 | if (siop_lun->siop_tag[tag].reseloff > 0) |
| 1700 | siop_script_write(sc, |
| 1701 | siop_lun->siop_tag[tag].reseloff + 1, |
| 1702 | dsa + sizeof(struct siop_common_xfer) + |
| 1703 | Ent_ldsa_reload_dsa0x00000028); |
| 1704 | /* CMD script: MOVE MEMORY addr */ |
| 1705 | siop_xfer = (struct siop_xfer*)siop_cmd->cmd_tablescmd_c.siop_tables; |
| 1706 | siop_xfer->resel[E_ldsa_abs_slot_Used[0]] = |
| 1707 | siop_htoc32(&sc->sc_c, sc->sc_c.sc_scriptaddr +(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_scriptaddr + 0x000000a0 + slot * 8)) ? (__uint32_t)(((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000000a0 + slot * 8)) & 0xff) << 24 | ((__uint32_t )((sc->sc_c.sc_scriptaddr + 0x000000a0 + slot * 8)) & 0xff00 ) << 8 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000000a0 + slot * 8)) & 0xff0000) >> 8 | ((__uint32_t)((sc-> sc_c.sc_scriptaddr + 0x000000a0 + slot * 8)) & 0xff000000 ) >> 24) : __swap32md((sc->sc_c.sc_scriptaddr + 0x000000a0 + slot * 8))) : ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000000a0 + slot * 8)))) |
| 1708 | Ent_script_sched_slot0 + slot * 8)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_scriptaddr + 0x000000a0 + slot * 8)) ? (__uint32_t)(((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000000a0 + slot * 8)) & 0xff) << 24 | ((__uint32_t )((sc->sc_c.sc_scriptaddr + 0x000000a0 + slot * 8)) & 0xff00 ) << 8 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000000a0 + slot * 8)) & 0xff0000) >> 8 | ((__uint32_t)((sc-> sc_c.sc_scriptaddr + 0x000000a0 + slot * 8)) & 0xff000000 ) >> 24) : __swap32md((sc->sc_c.sc_scriptaddr + 0x000000a0 + slot * 8))) : ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000000a0 + slot * 8)))); |
| 1709 | siop_table_sync(siop_cmd, BUS_DMASYNC_PREWRITE0x04); |
| 1710 | /* scheduler slot: JUMP ldsa_select */ |
| 1711 | siop_script_write(sc, |
| 1712 | (Ent_script_sched_slot00x000000a0 / 4) + slot * 2 + 1, |
| 1713 | dsa + sizeof(struct siop_common_xfer) + Ent_ldsa_select0x00000038); |
| 1714 | /* handle timeout */ |
| 1715 | if (siop_cmd->cmd_c.status == CMDST_ACTIVE2) { |
| 1716 | if ((siop_cmd->cmd_c.xs->flags & SCSI_POLL0x00002) == 0) { |
| 1717 | /* start expire timer */ |
| 1718 | timeout_add_msec(&siop_cmd->cmd_c.xs->stimeout, |
| 1719 | siop_cmd->cmd_c.xs->timeout); |
| 1720 | } |
| 1721 | } |
| 1722 | /* |
| 1723 | * Change JUMP cmd so that this slot will be handled |
| 1724 | */ |
| 1725 | siop_script_write(sc, (Ent_script_sched_slot00x000000a0 / 4) + slot * 2, |
| 1726 | 0x80080000); |
| 1727 | /* if we're using the request sense slot, stop here */ |
| 1728 | if (slot == 0) |
| 1729 | goto end; |
| 1730 | sc->sc_currschedslot = slot; |
| 1731 | slot++; |
| 1732 | } |
| 1733 | if (doingready == 0) { |
| 1734 | /* now process ready list */ |
| 1735 | doingready = 1; |
| 1736 | siop_cmd = TAILQ_FIRST(&sc->ready_list)((&sc->ready_list)->tqh_first); |
| 1737 | goto again; |
| 1738 | } |
| 1739 | |
| 1740 | end: |
| 1741 | /* if nothing changed no need to flush cache and wakeup script */ |
| 1742 | if (newcmd == 0) |
| 1743 | return; |
| 1744 | /* make sure SCRIPT processor will read valid data */ |
| 1745 | siop_script_sync(sc,BUS_DMASYNC_PREREAD0x01 | BUS_DMASYNC_PREWRITE0x04); |
| 1746 | /* Signal script it has some work to do */ |
| 1747 | bus_space_write_1(sc->sc_c.sc_rt, sc->sc_c.sc_rh,((sc->sc_c.sc_rt)->write_1((sc->sc_c.sc_rh), (0x14), (0x20))) |
| 1748 | SIOP_ISTAT, ISTAT_SIGP)((sc->sc_c.sc_rt)->write_1((sc->sc_c.sc_rh), (0x14), (0x20))); |
| 1749 | /* and wait for IRQ */ |
| 1750 | } |
| 1751 | |
| 1752 | void |
| 1753 | siop_timeout(void *v) |
| 1754 | { |
| 1755 | struct siop_cmd *siop_cmd = v; |
| 1756 | struct siop_softc *sc = (struct siop_softc *)siop_cmd->cmd_c.siop_sc; |
| 1757 | int s; |
| 1758 | |
| 1759 | /* deactivate callout */ |
| 1760 | timeout_del(&siop_cmd->cmd_c.xs->stimeout); |
| 1761 | |
| 1762 | sc_print_addr(siop_cmd->cmd_c.xs->sc_link); |
| 1763 | printf("timeout on SCSI command 0x%x\n", |
| 1764 | siop_cmd->cmd_c.xs->cmd.opcode); |
| 1765 | |
| 1766 | s = splbio()splraise(0x3); |
| 1767 | /* reset the scsi bus */ |
| 1768 | siop_resetbus(&sc->sc_c); |
| 1769 | siop_cmd->cmd_c.flags |= CMDFL_TIMEOUT0x0001; |
| 1770 | siop_handle_reset(sc); |
| 1771 | splx(s)spllower(s); |
| 1772 | } |
| 1773 | |
| 1774 | #ifdef DUMP_SCRIPT |
| 1775 | void |
| 1776 | siop_dump_script(struct siop_softc *sc) |
| 1777 | { |
| 1778 | int i; |
| 1779 | for (i = 0; i < PAGE_SIZE(1 << 12) / 4; i += 2) { |
| 1780 | printf("0x%04x: 0x%08x 0x%08x", i * 4, |
| 1781 | siop_ctoh32(&sc->sc_c, sc->sc_c.sc_script[i])(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_script[i])) ? (__uint32_t )(((__uint32_t)((sc->sc_c.sc_script[i])) & 0xff) << 24 | ((__uint32_t)((sc->sc_c.sc_script[i])) & 0xff00) << 8 | ((__uint32_t)((sc->sc_c.sc_script[i])) & 0xff0000) >> 8 | ((__uint32_t)((sc->sc_c.sc_script[ i])) & 0xff000000) >> 24) : __swap32md((sc->sc_c .sc_script[i]))) : ((__uint32_t)((sc->sc_c.sc_script[i]))) ), |
| 1782 | siop_ctoh32(&sc->sc_c, sc->sc_c.sc_script[i+1])(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_script[i+1])) ? (__uint32_t )(((__uint32_t)((sc->sc_c.sc_script[i+1])) & 0xff) << 24 | ((__uint32_t)((sc->sc_c.sc_script[i+1])) & 0xff00 ) << 8 | ((__uint32_t)((sc->sc_c.sc_script[i+1])) & 0xff0000) >> 8 | ((__uint32_t)((sc->sc_c.sc_script[ i+1])) & 0xff000000) >> 24) : __swap32md((sc->sc_c .sc_script[i+1]))) : ((__uint32_t)((sc->sc_c.sc_script[i+1 ]))))); |
| 1783 | if ((siop_ctoh32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_script[i])) ? (__uint32_t )(((__uint32_t)((sc->sc_c.sc_script[i])) & 0xff) << 24 | ((__uint32_t)((sc->sc_c.sc_script[i])) & 0xff00) << 8 | ((__uint32_t)((sc->sc_c.sc_script[i])) & 0xff0000) >> 8 | ((__uint32_t)((sc->sc_c.sc_script[ i])) & 0xff000000) >> 24) : __swap32md((sc->sc_c .sc_script[i]))) : ((__uint32_t)((sc->sc_c.sc_script[i]))) ) |
| 1784 | sc->sc_c.sc_script[i])(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_script[i])) ? (__uint32_t )(((__uint32_t)((sc->sc_c.sc_script[i])) & 0xff) << 24 | ((__uint32_t)((sc->sc_c.sc_script[i])) & 0xff00) << 8 | ((__uint32_t)((sc->sc_c.sc_script[i])) & 0xff0000) >> 8 | ((__uint32_t)((sc->sc_c.sc_script[ i])) & 0xff000000) >> 24) : __swap32md((sc->sc_c .sc_script[i]))) : ((__uint32_t)((sc->sc_c.sc_script[i]))) ) & 0xe0000000) == 0xc0000000) { |
| 1785 | i++; |
| 1786 | printf(" 0x%08x", siop_ctoh32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_script[i+1])) ? (__uint32_t )(((__uint32_t)((sc->sc_c.sc_script[i+1])) & 0xff) << 24 | ((__uint32_t)((sc->sc_c.sc_script[i+1])) & 0xff00 ) << 8 | ((__uint32_t)((sc->sc_c.sc_script[i+1])) & 0xff0000) >> 8 | ((__uint32_t)((sc->sc_c.sc_script[ i+1])) & 0xff000000) >> 24) : __swap32md((sc->sc_c .sc_script[i+1]))) : ((__uint32_t)((sc->sc_c.sc_script[i+1 ])))) |
| 1787 | sc->sc_c.sc_script[i+1])(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_script[i+1])) ? (__uint32_t )(((__uint32_t)((sc->sc_c.sc_script[i+1])) & 0xff) << 24 | ((__uint32_t)((sc->sc_c.sc_script[i+1])) & 0xff00 ) << 8 | ((__uint32_t)((sc->sc_c.sc_script[i+1])) & 0xff0000) >> 8 | ((__uint32_t)((sc->sc_c.sc_script[ i+1])) & 0xff000000) >> 24) : __swap32md((sc->sc_c .sc_script[i+1]))) : ((__uint32_t)((sc->sc_c.sc_script[i+1 ]))))); |
| 1788 | } |
| 1789 | printf("\n"); |
| 1790 | } |
| 1791 | } |
| 1792 | #endif |
| 1793 | |
| 1794 | void |
| 1795 | siop_morecbd(struct siop_softc *sc) |
| 1796 | { |
| 1797 | int error, off, i, j, s; |
| 1798 | struct siop_cbd *newcbd; |
| 1799 | struct siop_xfer *xfers, *xfer; |
| 1800 | bus_addr_t dsa; |
| 1801 | u_int32_t *scr; |
| 1802 | size_t sense_size = roundup(sizeof(struct scsi_sense_data), 16)((((sizeof(struct scsi_sense_data))+((16)-1))/(16))*(16)); |
| 1803 | |
| 1804 | /* allocate a new list head */ |
| 1805 | newcbd = malloc(sizeof(struct siop_cbd), M_DEVBUF2, M_NOWAIT0x0002 | M_ZERO0x0008); |
| 1806 | if (newcbd == NULL((void *)0)) { |
| 1807 | printf("%s: can't allocate memory for command descriptors " |
| 1808 | "head\n", sc->sc_c.sc_dev.dv_xname); |
| 1809 | return; |
| 1810 | } |
| 1811 | |
| 1812 | /* allocate cmd list */ |
| 1813 | newcbd->cmds = mallocarray(SIOP_NCMDPB((1 << 12) / sizeof(struct siop_xfer)), sizeof(struct siop_cmd), |
| 1814 | M_DEVBUF2, M_NOWAIT0x0002 | M_ZERO0x0008); |
| 1815 | if (newcbd->cmds == NULL((void *)0)) { |
| 1816 | printf("%s: can't allocate memory for command descriptors\n", |
| 1817 | sc->sc_c.sc_dev.dv_xname); |
| 1818 | goto bad3; |
| 1819 | } |
| 1820 | |
| 1821 | newcbd->xfers = siop_dmamem_alloc(sc, PAGE_SIZE(1 << 12)); |
| 1822 | if (newcbd->xfers == NULL((void *)0)) { |
| 1823 | printf("%s: unable to allocate cbd xfer DMA memory\n", |
| 1824 | sc->sc_c.sc_dev.dv_xname); |
| 1825 | goto bad2; |
| 1826 | } |
| 1827 | xfers = SIOP_DMA_KVA(newcbd->xfers)((void *)(newcbd->xfers)->sdm_kva); |
| 1828 | |
| 1829 | newcbd->sense = siop_dmamem_alloc(sc, sense_size * SIOP_NCMDPB((1 << 12) / sizeof(struct siop_xfer))); |
| 1830 | if (newcbd->sense == NULL((void *)0)) { |
| 1831 | printf("%s: unable to allocate cbd sense DMA memory\n", |
| 1832 | sc->sc_c.sc_dev.dv_xname); |
| 1833 | goto bad1; |
| 1834 | } |
| 1835 | |
| 1836 | for (i = 0; i < SIOP_NCMDPB((1 << 12) / sizeof(struct siop_xfer)); i++) { |
| 1837 | error = bus_dmamap_create(sc->sc_c.sc_dmat, MAXPHYS, SIOP_NSG,(*(sc->sc_c.sc_dmat)->_dmamap_create)((sc->sc_c.sc_dmat ), ((64 * 1024)), (17), ((64 * 1024)), (0), (0x0001 | 0x0002) , (&newcbd->cmds[i].cmd_c.dmamap_data)) |
| 1838 | MAXPHYS, 0, BUS_DMA_NOWAIT | BUS_DMA_ALLOCNOW,(*(sc->sc_c.sc_dmat)->_dmamap_create)((sc->sc_c.sc_dmat ), ((64 * 1024)), (17), ((64 * 1024)), (0), (0x0001 | 0x0002) , (&newcbd->cmds[i].cmd_c.dmamap_data)) |
| 1839 | &newcbd->cmds[i].cmd_c.dmamap_data)(*(sc->sc_c.sc_dmat)->_dmamap_create)((sc->sc_c.sc_dmat ), ((64 * 1024)), (17), ((64 * 1024)), (0), (0x0001 | 0x0002) , (&newcbd->cmds[i].cmd_c.dmamap_data)); |
| 1840 | if (error) { |
| 1841 | printf("%s: unable to create data DMA map for cbd: " |
| 1842 | "error %d\n", |
| 1843 | sc->sc_c.sc_dev.dv_xname, error); |
| 1844 | goto bad0; |
| 1845 | } |
| 1846 | } |
| 1847 | |
| 1848 | /* Use two loops since bailing out above releases allocated memory */ |
| 1849 | off = (sc->sc_c.features & SF_CHIP_BE0x00200000) ? 3 : 0; |
| 1850 | for (i = 0; i < SIOP_NCMDPB((1 << 12) / sizeof(struct siop_xfer)); i++) { |
| 1851 | newcbd->cmds[i].cmd_c.siop_sc = &sc->sc_c; |
| 1852 | newcbd->cmds[i].siop_cbdp = newcbd; |
| 1853 | xfer = &xfers[i]; |
| 1854 | newcbd->cmds[i].cmd_tablescmd_c.siop_tables = (struct siop_common_xfer *)xfer; |
| 1855 | bzero(newcbd->cmds[i].cmd_tables, sizeof(struct siop_xfer))__builtin_bzero((newcbd->cmds[i].cmd_c.siop_tables), (sizeof (struct siop_xfer))); |
| 1856 | dsa = SIOP_DMA_DVA(newcbd->xfers)((newcbd->xfers)->sdm_map->dm_segs[0].ds_addr) + |
| 1857 | i * sizeof(struct siop_xfer); |
| 1858 | newcbd->cmds[i].cmd_c.dsa = dsa; |
| 1859 | newcbd->cmds[i].cmd_c.status = CMDST_FREE0; |
| 1860 | newcbd->cmds[i].cmd_c.sense = (struct scsi_sense_data *)( |
| 1861 | i * sense_size + |
| 1862 | (u_int8_t *)SIOP_DMA_KVA(newcbd->sense)((void *)(newcbd->sense)->sdm_kva)); |
| 1863 | xfer->siop_tables.t_msgout.count= siop_htoc32(&sc->sc_c, 1)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((1)) ? (__uint32_t)(((__uint32_t)((1)) & 0xff) << 24 | ((__uint32_t)((1)) & 0xff00) << 8 | ((__uint32_t)((1)) & 0xff0000) >> 8 | ((__uint32_t )((1)) & 0xff000000) >> 24) : __swap32md((1))) : (( __uint32_t)((1)))); |
| 1864 | xfer->siop_tables.t_msgout.addr = siop_htoc32(&sc->sc_c, dsa)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((dsa)) ? (__uint32_t)(((__uint32_t)((dsa )) & 0xff) << 24 | ((__uint32_t)((dsa)) & 0xff00 ) << 8 | ((__uint32_t)((dsa)) & 0xff0000) >> 8 | ((__uint32_t)((dsa)) & 0xff000000) >> 24) : __swap32md ((dsa))) : ((__uint32_t)((dsa)))); |
| 1865 | xfer->siop_tables.t_msgin.count= siop_htoc32(&sc->sc_c, 1)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((1)) ? (__uint32_t)(((__uint32_t)((1)) & 0xff) << 24 | ((__uint32_t)((1)) & 0xff00) << 8 | ((__uint32_t)((1)) & 0xff0000) >> 8 | ((__uint32_t )((1)) & 0xff000000) >> 24) : __swap32md((1))) : (( __uint32_t)((1)))); |
| 1866 | xfer->siop_tables.t_msgin.addr = siop_htoc32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((dsa + __builtin_offsetof(struct siop_common_xfer , msg_in))) ? (__uint32_t)(((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, msg_in))) & 0xff) << 24 | ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer , msg_in))) & 0xff00) << 8 | ((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, msg_in))) & 0xff0000) >> 8 | ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer , msg_in))) & 0xff000000) >> 24) : __swap32md((dsa + __builtin_offsetof(struct siop_common_xfer, msg_in)))) : ((__uint32_t )((dsa + __builtin_offsetof(struct siop_common_xfer, msg_in)) ))) |
| 1867 | dsa + offsetof(struct siop_common_xfer, msg_in))(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((dsa + __builtin_offsetof(struct siop_common_xfer , msg_in))) ? (__uint32_t)(((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, msg_in))) & 0xff) << 24 | ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer , msg_in))) & 0xff00) << 8 | ((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, msg_in))) & 0xff0000) >> 8 | ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer , msg_in))) & 0xff000000) >> 24) : __swap32md((dsa + __builtin_offsetof(struct siop_common_xfer, msg_in)))) : ((__uint32_t )((dsa + __builtin_offsetof(struct siop_common_xfer, msg_in)) ))); |
| 1868 | xfer->siop_tables.t_extmsgin.count= siop_htoc32(&sc->sc_c, 2)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((2)) ? (__uint32_t)(((__uint32_t)((2)) & 0xff) << 24 | ((__uint32_t)((2)) & 0xff00) << 8 | ((__uint32_t)((2)) & 0xff0000) >> 8 | ((__uint32_t )((2)) & 0xff000000) >> 24) : __swap32md((2))) : (( __uint32_t)((2)))); |
| 1869 | xfer->siop_tables.t_extmsgin.addr = siop_htoc32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((dsa + __builtin_offsetof(struct siop_common_xfer , msg_in) + 1)) ? (__uint32_t)(((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, msg_in) + 1)) & 0xff) << 24 | ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer , msg_in) + 1)) & 0xff00) << 8 | ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer, msg_in) + 1)) & 0xff0000) >> 8 | ((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, msg_in) + 1)) & 0xff000000) >> 24) : __swap32md((dsa + __builtin_offsetof(struct siop_common_xfer , msg_in) + 1))) : ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer, msg_in) + 1)))) |
| 1870 | dsa + offsetof(struct siop_common_xfer, msg_in) + 1)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((dsa + __builtin_offsetof(struct siop_common_xfer , msg_in) + 1)) ? (__uint32_t)(((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, msg_in) + 1)) & 0xff) << 24 | ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer , msg_in) + 1)) & 0xff00) << 8 | ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer, msg_in) + 1)) & 0xff0000) >> 8 | ((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, msg_in) + 1)) & 0xff000000) >> 24) : __swap32md((dsa + __builtin_offsetof(struct siop_common_xfer , msg_in) + 1))) : ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer, msg_in) + 1)))); |
| 1871 | xfer->siop_tables.t_extmsgdata.addr = siop_htoc32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((dsa + __builtin_offsetof(struct siop_common_xfer , msg_in) + 3)) ? (__uint32_t)(((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, msg_in) + 3)) & 0xff) << 24 | ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer , msg_in) + 3)) & 0xff00) << 8 | ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer, msg_in) + 3)) & 0xff0000) >> 8 | ((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, msg_in) + 3)) & 0xff000000) >> 24) : __swap32md((dsa + __builtin_offsetof(struct siop_common_xfer , msg_in) + 3))) : ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer, msg_in) + 3)))) |
| 1872 | dsa + offsetof(struct siop_common_xfer, msg_in) + 3)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((dsa + __builtin_offsetof(struct siop_common_xfer , msg_in) + 3)) ? (__uint32_t)(((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, msg_in) + 3)) & 0xff) << 24 | ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer , msg_in) + 3)) & 0xff00) << 8 | ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer, msg_in) + 3)) & 0xff0000) >> 8 | ((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, msg_in) + 3)) & 0xff000000) >> 24) : __swap32md((dsa + __builtin_offsetof(struct siop_common_xfer , msg_in) + 3))) : ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer, msg_in) + 3)))); |
| 1873 | xfer->siop_tables.t_status.count= siop_htoc32(&sc->sc_c, 1)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((1)) ? (__uint32_t)(((__uint32_t)((1)) & 0xff) << 24 | ((__uint32_t)((1)) & 0xff00) << 8 | ((__uint32_t)((1)) & 0xff0000) >> 8 | ((__uint32_t )((1)) & 0xff000000) >> 24) : __swap32md((1))) : (( __uint32_t)((1)))); |
| 1874 | xfer->siop_tables.t_status.addr = siop_htoc32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((dsa + __builtin_offsetof(struct siop_common_xfer , status) + off)) ? (__uint32_t)(((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, status) + off)) & 0xff) << 24 | ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer , status) + off)) & 0xff00) << 8 | ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer, status) + off) ) & 0xff0000) >> 8 | ((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, status) + off)) & 0xff000000) >> 24) : __swap32md((dsa + __builtin_offsetof(struct siop_common_xfer , status) + off))) : ((__uint32_t)((dsa + __builtin_offsetof( struct siop_common_xfer, status) + off)))) |
| 1875 | dsa + offsetof(struct siop_common_xfer, status) + off)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((dsa + __builtin_offsetof(struct siop_common_xfer , status) + off)) ? (__uint32_t)(((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, status) + off)) & 0xff) << 24 | ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer , status) + off)) & 0xff00) << 8 | ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer, status) + off) ) & 0xff0000) >> 8 | ((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, status) + off)) & 0xff000000) >> 24) : __swap32md((dsa + __builtin_offsetof(struct siop_common_xfer , status) + off))) : ((__uint32_t)((dsa + __builtin_offsetof( struct siop_common_xfer, status) + off)))); |
| 1876 | xfer->siop_tables.cmd.count = siop_htoc32(&sc->sc_c, 0)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((0)) ? (__uint32_t)(((__uint32_t)((0)) & 0xff) << 24 | ((__uint32_t)((0)) & 0xff00) << 8 | ((__uint32_t)((0)) & 0xff0000) >> 8 | ((__uint32_t )((0)) & 0xff000000) >> 24) : __swap32md((0))) : (( __uint32_t)((0)))); |
| 1877 | xfer->siop_tables.cmd.addr = siop_htoc32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((dsa + __builtin_offsetof(struct siop_common_xfer , xscmd))) ? (__uint32_t)(((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, xscmd))) & 0xff) << 24 | ( (__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer , xscmd))) & 0xff00) << 8 | ((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, xscmd))) & 0xff0000) >> 8 | ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer , xscmd))) & 0xff000000) >> 24) : __swap32md((dsa + __builtin_offsetof(struct siop_common_xfer, xscmd)))) : ((__uint32_t )((dsa + __builtin_offsetof(struct siop_common_xfer, xscmd))) )) |
| 1878 | dsa + offsetof(struct siop_common_xfer, xscmd))(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((dsa + __builtin_offsetof(struct siop_common_xfer , xscmd))) ? (__uint32_t)(((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, xscmd))) & 0xff) << 24 | ( (__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer , xscmd))) & 0xff00) << 8 | ((__uint32_t)((dsa + __builtin_offsetof (struct siop_common_xfer, xscmd))) & 0xff0000) >> 8 | ((__uint32_t)((dsa + __builtin_offsetof(struct siop_common_xfer , xscmd))) & 0xff000000) >> 24) : __swap32md((dsa + __builtin_offsetof(struct siop_common_xfer, xscmd)))) : ((__uint32_t )((dsa + __builtin_offsetof(struct siop_common_xfer, xscmd))) )); |
| 1879 | /* The select/reselect script */ |
| 1880 | scr = &xfer->resel[0]; |
| 1881 | for (j = 0; j < sizeof(load_dsa) / sizeof(load_dsa[0]); j++) |
| 1882 | scr[j] = siop_htoc32(&sc->sc_c, load_dsa[j])(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((load_dsa[j])) ? (__uint32_t)(((__uint32_t )((load_dsa[j])) & 0xff) << 24 | ((__uint32_t)((load_dsa [j])) & 0xff00) << 8 | ((__uint32_t)((load_dsa[j])) & 0xff0000) >> 8 | ((__uint32_t)((load_dsa[j])) & 0xff000000) >> 24) : __swap32md((load_dsa[j]))) : ((__uint32_t )((load_dsa[j])))); |
| 1883 | /* |
| 1884 | * 0x78000000 is a 'move data8 to reg'. data8 is the second |
| 1885 | * octet, reg offset is the third. |
| 1886 | */ |
| 1887 | scr[Ent_rdsa00x00000000 / 4] = siop_htoc32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((0x78100000 | ((dsa & 0x000000ff) << 8))) ? (__uint32_t)(((__uint32_t)((0x78100000 | ((dsa & 0x000000ff ) << 8))) & 0xff) << 24 | ((__uint32_t)((0x78100000 | ((dsa & 0x000000ff) << 8))) & 0xff00) << 8 | ((__uint32_t)((0x78100000 | ((dsa & 0x000000ff) << 8))) & 0xff0000) >> 8 | ((__uint32_t)((0x78100000 | ((dsa & 0x000000ff) << 8))) & 0xff000000) >> 24) : __swap32md((0x78100000 | ((dsa & 0x000000ff) << 8)))) : ((__uint32_t)((0x78100000 | ((dsa & 0x000000ff) << 8))))) |
| 1888 | 0x78100000 | ((dsa & 0x000000ff) << 8))(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((0x78100000 | ((dsa & 0x000000ff) << 8))) ? (__uint32_t)(((__uint32_t)((0x78100000 | ((dsa & 0x000000ff ) << 8))) & 0xff) << 24 | ((__uint32_t)((0x78100000 | ((dsa & 0x000000ff) << 8))) & 0xff00) << 8 | ((__uint32_t)((0x78100000 | ((dsa & 0x000000ff) << 8))) & 0xff0000) >> 8 | ((__uint32_t)((0x78100000 | ((dsa & 0x000000ff) << 8))) & 0xff000000) >> 24) : __swap32md((0x78100000 | ((dsa & 0x000000ff) << 8)))) : ((__uint32_t)((0x78100000 | ((dsa & 0x000000ff) << 8))))); |
| 1889 | scr[Ent_rdsa10x00000008 / 4] = siop_htoc32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((0x78110000 | ( dsa & 0x0000ff00 ) )) ? (__uint32_t)(((__uint32_t)((0x78110000 | ( dsa & 0x0000ff00 ))) & 0xff) << 24 | ((__uint32_t)((0x78110000 | ( dsa & 0x0000ff00 ))) & 0xff00) << 8 | ((__uint32_t )((0x78110000 | ( dsa & 0x0000ff00 ))) & 0xff0000) >> 8 | ((__uint32_t)((0x78110000 | ( dsa & 0x0000ff00 ))) & 0xff000000) >> 24) : __swap32md((0x78110000 | ( dsa & 0x0000ff00 )))) : ((__uint32_t)((0x78110000 | ( dsa & 0x0000ff00 ))))) |
| 1890 | 0x78110000 | ( dsa & 0x0000ff00 ))(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((0x78110000 | ( dsa & 0x0000ff00 ) )) ? (__uint32_t)(((__uint32_t)((0x78110000 | ( dsa & 0x0000ff00 ))) & 0xff) << 24 | ((__uint32_t)((0x78110000 | ( dsa & 0x0000ff00 ))) & 0xff00) << 8 | ((__uint32_t )((0x78110000 | ( dsa & 0x0000ff00 ))) & 0xff0000) >> 8 | ((__uint32_t)((0x78110000 | ( dsa & 0x0000ff00 ))) & 0xff000000) >> 24) : __swap32md((0x78110000 | ( dsa & 0x0000ff00 )))) : ((__uint32_t)((0x78110000 | ( dsa & 0x0000ff00 ))))); |
| 1891 | scr[Ent_rdsa20x00000010 / 4] = siop_htoc32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((0x78120000 | ((dsa & 0x00ff0000) >> 8))) ? (__uint32_t)(((__uint32_t)((0x78120000 | ((dsa & 0x00ff0000 ) >> 8))) & 0xff) << 24 | ((__uint32_t)((0x78120000 | ((dsa & 0x00ff0000) >> 8))) & 0xff00) << 8 | ((__uint32_t)((0x78120000 | ((dsa & 0x00ff0000) >> 8))) & 0xff0000) >> 8 | ((__uint32_t)((0x78120000 | ((dsa & 0x00ff0000) >> 8))) & 0xff000000) >> 24) : __swap32md((0x78120000 | ((dsa & 0x00ff0000) >> 8)))) : ((__uint32_t)((0x78120000 | ((dsa & 0x00ff0000) >> 8))))) |
| 1892 | 0x78120000 | ((dsa & 0x00ff0000) >> 8))(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((0x78120000 | ((dsa & 0x00ff0000) >> 8))) ? (__uint32_t)(((__uint32_t)((0x78120000 | ((dsa & 0x00ff0000 ) >> 8))) & 0xff) << 24 | ((__uint32_t)((0x78120000 | ((dsa & 0x00ff0000) >> 8))) & 0xff00) << 8 | ((__uint32_t)((0x78120000 | ((dsa & 0x00ff0000) >> 8))) & 0xff0000) >> 8 | ((__uint32_t)((0x78120000 | ((dsa & 0x00ff0000) >> 8))) & 0xff000000) >> 24) : __swap32md((0x78120000 | ((dsa & 0x00ff0000) >> 8)))) : ((__uint32_t)((0x78120000 | ((dsa & 0x00ff0000) >> 8))))); |
| 1893 | scr[Ent_rdsa30x00000018 / 4] = siop_htoc32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((0x78130000 | ((dsa & 0xff000000) >> 16))) ? (__uint32_t)(((__uint32_t)((0x78130000 | ((dsa & 0xff000000) >> 16))) & 0xff) << 24 | ((__uint32_t )((0x78130000 | ((dsa & 0xff000000) >> 16))) & 0xff00 ) << 8 | ((__uint32_t)((0x78130000 | ((dsa & 0xff000000 ) >> 16))) & 0xff0000) >> 8 | ((__uint32_t)(( 0x78130000 | ((dsa & 0xff000000) >> 16))) & 0xff000000 ) >> 24) : __swap32md((0x78130000 | ((dsa & 0xff000000 ) >> 16)))) : ((__uint32_t)((0x78130000 | ((dsa & 0xff000000 ) >> 16))))) |
| 1894 | 0x78130000 | ((dsa & 0xff000000) >> 16))(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((0x78130000 | ((dsa & 0xff000000) >> 16))) ? (__uint32_t)(((__uint32_t)((0x78130000 | ((dsa & 0xff000000) >> 16))) & 0xff) << 24 | ((__uint32_t )((0x78130000 | ((dsa & 0xff000000) >> 16))) & 0xff00 ) << 8 | ((__uint32_t)((0x78130000 | ((dsa & 0xff000000 ) >> 16))) & 0xff0000) >> 8 | ((__uint32_t)(( 0x78130000 | ((dsa & 0xff000000) >> 16))) & 0xff000000 ) >> 24) : __swap32md((0x78130000 | ((dsa & 0xff000000 ) >> 16)))) : ((__uint32_t)((0x78130000 | ((dsa & 0xff000000 ) >> 16))))); |
| 1895 | scr[E_ldsa_abs_reselected_Used[0]] = siop_htoc32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_scriptaddr + 0x00000000 )) ? (__uint32_t)(((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000000 )) & 0xff) << 24 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000000)) & 0xff00) << 8 | ((__uint32_t)((sc-> sc_c.sc_scriptaddr + 0x00000000)) & 0xff0000) >> 8 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000000)) & 0xff000000) >> 24) : __swap32md((sc->sc_c.sc_scriptaddr + 0x00000000))) : ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000000)))) |
| 1896 | sc->sc_c.sc_scriptaddr + Ent_reselected)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_scriptaddr + 0x00000000 )) ? (__uint32_t)(((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000000 )) & 0xff) << 24 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000000)) & 0xff00) << 8 | ((__uint32_t)((sc-> sc_c.sc_scriptaddr + 0x00000000)) & 0xff0000) >> 8 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000000)) & 0xff000000) >> 24) : __swap32md((sc->sc_c.sc_scriptaddr + 0x00000000))) : ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000000)))); |
| 1897 | scr[E_ldsa_abs_reselect_Used[0]] = siop_htoc32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_scriptaddr + 0x000001e0 )) ? (__uint32_t)(((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000001e0 )) & 0xff) << 24 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000001e0)) & 0xff00) << 8 | ((__uint32_t)((sc-> sc_c.sc_scriptaddr + 0x000001e0)) & 0xff0000) >> 8 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000001e0)) & 0xff000000) >> 24) : __swap32md((sc->sc_c.sc_scriptaddr + 0x000001e0))) : ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000001e0)))) |
| 1898 | sc->sc_c.sc_scriptaddr + Ent_reselect)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_scriptaddr + 0x000001e0 )) ? (__uint32_t)(((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000001e0 )) & 0xff) << 24 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000001e0)) & 0xff00) << 8 | ((__uint32_t)((sc-> sc_c.sc_scriptaddr + 0x000001e0)) & 0xff0000) >> 8 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000001e0)) & 0xff000000) >> 24) : __swap32md((sc->sc_c.sc_scriptaddr + 0x000001e0))) : ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000001e0)))); |
| 1899 | scr[E_ldsa_abs_selected_Used[0]] = siop_htoc32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_scriptaddr + 0x00000388 )) ? (__uint32_t)(((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000388 )) & 0xff) << 24 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000388)) & 0xff00) << 8 | ((__uint32_t)((sc-> sc_c.sc_scriptaddr + 0x00000388)) & 0xff0000) >> 8 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000388)) & 0xff000000) >> 24) : __swap32md((sc->sc_c.sc_scriptaddr + 0x00000388))) : ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000388)))) |
| 1900 | sc->sc_c.sc_scriptaddr + Ent_selected)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_scriptaddr + 0x00000388 )) ? (__uint32_t)(((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000388 )) & 0xff) << 24 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000388)) & 0xff00) << 8 | ((__uint32_t)((sc-> sc_c.sc_scriptaddr + 0x00000388)) & 0xff0000) >> 8 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000388)) & 0xff000000) >> 24) : __swap32md((sc->sc_c.sc_scriptaddr + 0x00000388))) : ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x00000388)))); |
| 1901 | scr[E_ldsa_abs_data_Used[0]] = siop_htoc32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((dsa + sizeof(struct siop_common_xfer) + 0x0000005c)) ? (__uint32_t)(((__uint32_t)((dsa + sizeof(struct siop_common_xfer) + 0x0000005c)) & 0xff) << 24 | ( (__uint32_t)((dsa + sizeof(struct siop_common_xfer) + 0x0000005c )) & 0xff00) << 8 | ((__uint32_t)((dsa + sizeof(struct siop_common_xfer) + 0x0000005c)) & 0xff0000) >> 8 | ((__uint32_t)((dsa + sizeof(struct siop_common_xfer) + 0x0000005c )) & 0xff000000) >> 24) : __swap32md((dsa + sizeof( struct siop_common_xfer) + 0x0000005c))) : ((__uint32_t)((dsa + sizeof(struct siop_common_xfer) + 0x0000005c)))) |
| 1902 | dsa + sizeof(struct siop_common_xfer) + Ent_ldsa_data)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((dsa + sizeof(struct siop_common_xfer) + 0x0000005c)) ? (__uint32_t)(((__uint32_t)((dsa + sizeof(struct siop_common_xfer) + 0x0000005c)) & 0xff) << 24 | ( (__uint32_t)((dsa + sizeof(struct siop_common_xfer) + 0x0000005c )) & 0xff00) << 8 | ((__uint32_t)((dsa + sizeof(struct siop_common_xfer) + 0x0000005c)) & 0xff0000) >> 8 | ((__uint32_t)((dsa + sizeof(struct siop_common_xfer) + 0x0000005c )) & 0xff000000) >> 24) : __swap32md((dsa + sizeof( struct siop_common_xfer) + 0x0000005c))) : ((__uint32_t)((dsa + sizeof(struct siop_common_xfer) + 0x0000005c)))); |
| 1903 | /* JUMP foo, IF FALSE - used by MOVE MEMORY to clear the slot */ |
| 1904 | scr[Ent_ldsa_data0x0000005c / 4] = siop_htoc32(&sc->sc_c, 0x80000000)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((0x80000000)) ? (__uint32_t)(((__uint32_t )((0x80000000)) & 0xff) << 24 | ((__uint32_t)((0x80000000 )) & 0xff00) << 8 | ((__uint32_t)((0x80000000)) & 0xff0000) >> 8 | ((__uint32_t)((0x80000000)) & 0xff000000 ) >> 24) : __swap32md((0x80000000))) : ((__uint32_t)((0x80000000 )))); |
| 1905 | s = splbio()splraise(0x3); |
| 1906 | TAILQ_INSERT_TAIL(&sc->free_list, &newcbd->cmds[i], next)do { (&newcbd->cmds[i])->next.tqe_next = ((void *)0 ); (&newcbd->cmds[i])->next.tqe_prev = (&sc-> free_list)->tqh_last; *(&sc->free_list)->tqh_last = (&newcbd->cmds[i]); (&sc->free_list)->tqh_last = &(&newcbd->cmds[i])->next.tqe_next; } while ( 0); |
| 1907 | splx(s)spllower(s); |
| 1908 | #ifdef SIOP_DEBUG |
| 1909 | printf("tables[%d]: in=0x%x out=0x%x status=0x%x\n", |
| 1910 | i, |
| 1911 | siop_ctoh32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((newcbd->cmds[i].cmd_c.siop_tables-> t_msgin.addr)) ? (__uint32_t)(((__uint32_t)((newcbd->cmds[ i].cmd_c.siop_tables->t_msgin.addr)) & 0xff) << 24 | ((__uint32_t)((newcbd->cmds[i].cmd_c.siop_tables->t_msgin .addr)) & 0xff00) << 8 | ((__uint32_t)((newcbd-> cmds[i].cmd_c.siop_tables->t_msgin.addr)) & 0xff0000) >> 8 | ((__uint32_t)((newcbd->cmds[i].cmd_c.siop_tables-> t_msgin.addr)) & 0xff000000) >> 24) : __swap32md((newcbd ->cmds[i].cmd_c.siop_tables->t_msgin.addr))) : ((__uint32_t )((newcbd->cmds[i].cmd_c.siop_tables->t_msgin.addr)))) |
| 1912 | newcbd->cmds[i].cmd_tables->t_msgin.addr)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((newcbd->cmds[i].cmd_c.siop_tables-> t_msgin.addr)) ? (__uint32_t)(((__uint32_t)((newcbd->cmds[ i].cmd_c.siop_tables->t_msgin.addr)) & 0xff) << 24 | ((__uint32_t)((newcbd->cmds[i].cmd_c.siop_tables->t_msgin .addr)) & 0xff00) << 8 | ((__uint32_t)((newcbd-> cmds[i].cmd_c.siop_tables->t_msgin.addr)) & 0xff0000) >> 8 | ((__uint32_t)((newcbd->cmds[i].cmd_c.siop_tables-> t_msgin.addr)) & 0xff000000) >> 24) : __swap32md((newcbd ->cmds[i].cmd_c.siop_tables->t_msgin.addr))) : ((__uint32_t )((newcbd->cmds[i].cmd_c.siop_tables->t_msgin.addr)))), |
| 1913 | siop_ctoh32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((newcbd->cmds[i].cmd_c.siop_tables-> t_msgout.addr)) ? (__uint32_t)(((__uint32_t)((newcbd->cmds [i].cmd_c.siop_tables->t_msgout.addr)) & 0xff) << 24 | ((__uint32_t)((newcbd->cmds[i].cmd_c.siop_tables-> t_msgout.addr)) & 0xff00) << 8 | ((__uint32_t)((newcbd ->cmds[i].cmd_c.siop_tables->t_msgout.addr)) & 0xff0000 ) >> 8 | ((__uint32_t)((newcbd->cmds[i].cmd_c.siop_tables ->t_msgout.addr)) & 0xff000000) >> 24) : __swap32md ((newcbd->cmds[i].cmd_c.siop_tables->t_msgout.addr))) : ((__uint32_t)((newcbd->cmds[i].cmd_c.siop_tables->t_msgout .addr)))) |
| 1914 | newcbd->cmds[i].cmd_tables->t_msgout.addr)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((newcbd->cmds[i].cmd_c.siop_tables-> t_msgout.addr)) ? (__uint32_t)(((__uint32_t)((newcbd->cmds [i].cmd_c.siop_tables->t_msgout.addr)) & 0xff) << 24 | ((__uint32_t)((newcbd->cmds[i].cmd_c.siop_tables-> t_msgout.addr)) & 0xff00) << 8 | ((__uint32_t)((newcbd ->cmds[i].cmd_c.siop_tables->t_msgout.addr)) & 0xff0000 ) >> 8 | ((__uint32_t)((newcbd->cmds[i].cmd_c.siop_tables ->t_msgout.addr)) & 0xff000000) >> 24) : __swap32md ((newcbd->cmds[i].cmd_c.siop_tables->t_msgout.addr))) : ((__uint32_t)((newcbd->cmds[i].cmd_c.siop_tables->t_msgout .addr)))), |
| 1915 | siop_ctoh32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((newcbd->cmds[i].cmd_c.siop_tables-> t_status.addr)) ? (__uint32_t)(((__uint32_t)((newcbd->cmds [i].cmd_c.siop_tables->t_status.addr)) & 0xff) << 24 | ((__uint32_t)((newcbd->cmds[i].cmd_c.siop_tables-> t_status.addr)) & 0xff00) << 8 | ((__uint32_t)((newcbd ->cmds[i].cmd_c.siop_tables->t_status.addr)) & 0xff0000 ) >> 8 | ((__uint32_t)((newcbd->cmds[i].cmd_c.siop_tables ->t_status.addr)) & 0xff000000) >> 24) : __swap32md ((newcbd->cmds[i].cmd_c.siop_tables->t_status.addr))) : ((__uint32_t)((newcbd->cmds[i].cmd_c.siop_tables->t_status .addr)))) |
| 1916 | newcbd->cmds[i].cmd_tables->t_status.addr)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((newcbd->cmds[i].cmd_c.siop_tables-> t_status.addr)) ? (__uint32_t)(((__uint32_t)((newcbd->cmds [i].cmd_c.siop_tables->t_status.addr)) & 0xff) << 24 | ((__uint32_t)((newcbd->cmds[i].cmd_c.siop_tables-> t_status.addr)) & 0xff00) << 8 | ((__uint32_t)((newcbd ->cmds[i].cmd_c.siop_tables->t_status.addr)) & 0xff0000 ) >> 8 | ((__uint32_t)((newcbd->cmds[i].cmd_c.siop_tables ->t_status.addr)) & 0xff000000) >> 24) : __swap32md ((newcbd->cmds[i].cmd_c.siop_tables->t_status.addr))) : ((__uint32_t)((newcbd->cmds[i].cmd_c.siop_tables->t_status .addr))))); |
| 1917 | #endif |
| 1918 | } |
| 1919 | s = splbio()splraise(0x3); |
| 1920 | TAILQ_INSERT_TAIL(&sc->cmds, newcbd, next)do { (newcbd)->next.tqe_next = ((void *)0); (newcbd)->next .tqe_prev = (&sc->cmds)->tqh_last; *(&sc->cmds )->tqh_last = (newcbd); (&sc->cmds)->tqh_last = & (newcbd)->next.tqe_next; } while (0); |
| 1921 | splx(s)spllower(s); |
| 1922 | return; |
| 1923 | bad0: |
| 1924 | while (--i >= 0) { |
| 1925 | bus_dmamap_destroy(sc->sc_c.sc_dmat,(*(sc->sc_c.sc_dmat)->_dmamap_destroy)((sc->sc_c.sc_dmat ), (newcbd->cmds[i].cmd_c.dmamap_data)) |
| 1926 | newcbd->cmds[i].cmd_c.dmamap_data)(*(sc->sc_c.sc_dmat)->_dmamap_destroy)((sc->sc_c.sc_dmat ), (newcbd->cmds[i].cmd_c.dmamap_data)); |
| 1927 | } |
| 1928 | siop_dmamem_free(sc, newcbd->sense); |
| 1929 | bad1: |
| 1930 | siop_dmamem_free(sc, newcbd->xfers); |
| 1931 | bad2: |
| 1932 | free(newcbd->cmds, M_DEVBUF2, SIOP_NCMDPB((1 << 12) / sizeof(struct siop_xfer)) * sizeof(struct siop_cmd)); |
| 1933 | bad3: |
| 1934 | free(newcbd, M_DEVBUF2, sizeof *newcbd); |
| 1935 | } |
| 1936 | |
| 1937 | struct siop_lunsw * |
| 1938 | siop_get_lunsw(struct siop_softc *sc) |
| 1939 | { |
| 1940 | struct siop_lunsw *lunsw; |
| 1941 | int i; |
| 1942 | |
| 1943 | if (sc->script_free_lo + (sizeof(lun_switch) / sizeof(lun_switch[0])) >= |
| 1944 | sc->script_free_hi) |
| 1945 | return NULL((void *)0); |
| 1946 | lunsw = TAILQ_FIRST(&sc->lunsw_list)((&sc->lunsw_list)->tqh_first); |
| 1947 | if (lunsw != NULL((void *)0)) { |
| 1948 | #ifdef SIOP_DEBUG |
| 1949 | printf("siop_get_lunsw got lunsw at offset %d\n", |
| 1950 | lunsw->lunsw_off); |
| 1951 | #endif |
| 1952 | TAILQ_REMOVE(&sc->lunsw_list, lunsw, next)do { if (((lunsw)->next.tqe_next) != ((void *)0)) (lunsw)-> next.tqe_next->next.tqe_prev = (lunsw)->next.tqe_prev; else (&sc->lunsw_list)->tqh_last = (lunsw)->next.tqe_prev ; *(lunsw)->next.tqe_prev = (lunsw)->next.tqe_next; ((lunsw )->next.tqe_prev) = ((void *)-1); ((lunsw)->next.tqe_next ) = ((void *)-1); } while (0); |
| 1953 | return lunsw; |
| 1954 | } |
| 1955 | lunsw = malloc(sizeof(struct siop_lunsw), M_DEVBUF2, M_NOWAIT0x0002 | M_ZERO0x0008); |
| 1956 | if (lunsw == NULL((void *)0)) |
| 1957 | return NULL((void *)0); |
| 1958 | #ifdef SIOP_DEBUG |
| 1959 | printf("allocating lunsw at offset %d\n", sc->script_free_lo); |
| 1960 | #endif |
| 1961 | if (sc->sc_c.features & SF_CHIP_RAM0x00004000) { |
| 1962 | bus_space_write_region_4(sc->sc_c.sc_ramt, sc->sc_c.sc_ramh,((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (sc->script_free_lo * 4), (lun_switch), (sizeof(lun_switch ) / sizeof(lun_switch[0])))) |
| 1963 | sc->script_free_lo * 4, lun_switch,((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (sc->script_free_lo * 4), (lun_switch), (sizeof(lun_switch ) / sizeof(lun_switch[0])))) |
| 1964 | sizeof(lun_switch) / sizeof(lun_switch[0]))((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (sc->script_free_lo * 4), (lun_switch), (sizeof(lun_switch ) / sizeof(lun_switch[0])))); |
| 1965 | bus_space_write_4(sc->sc_c.sc_ramt, sc->sc_c.sc_ramh,((sc->sc_c.sc_ramt)->write_4((sc->sc_c.sc_ramh), ((sc ->script_free_lo + E_abs_lunsw_return_Used[0]) * 4), (sc-> sc_c.sc_scriptaddr + 0x000002b8))) |
| 1966 | (sc->script_free_lo + E_abs_lunsw_return_Used[0]) * 4,((sc->sc_c.sc_ramt)->write_4((sc->sc_c.sc_ramh), ((sc ->script_free_lo + E_abs_lunsw_return_Used[0]) * 4), (sc-> sc_c.sc_scriptaddr + 0x000002b8))) |
| 1967 | sc->sc_c.sc_scriptaddr + Ent_lunsw_return)((sc->sc_c.sc_ramt)->write_4((sc->sc_c.sc_ramh), ((sc ->script_free_lo + E_abs_lunsw_return_Used[0]) * 4), (sc-> sc_c.sc_scriptaddr + 0x000002b8))); |
| 1968 | } else { |
| 1969 | for (i = 0; i < sizeof(lun_switch) / sizeof(lun_switch[0]); |
| 1970 | i++) |
| 1971 | sc->sc_c.sc_script[sc->script_free_lo + i] = |
| 1972 | siop_htoc32(&sc->sc_c, lun_switch[i])(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((lun_switch[i])) ? (__uint32_t)(((__uint32_t )((lun_switch[i])) & 0xff) << 24 | ((__uint32_t)((lun_switch [i])) & 0xff00) << 8 | ((__uint32_t)((lun_switch[i] )) & 0xff0000) >> 8 | ((__uint32_t)((lun_switch[i]) ) & 0xff000000) >> 24) : __swap32md((lun_switch[i]) )) : ((__uint32_t)((lun_switch[i])))); |
| 1973 | sc->sc_c.sc_script[ |
| 1974 | sc->script_free_lo + E_abs_lunsw_return_Used[0]] = |
| 1975 | siop_htoc32(&sc->sc_c,(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_scriptaddr + 0x000002b8 )) ? (__uint32_t)(((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000002b8 )) & 0xff) << 24 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000002b8)) & 0xff00) << 8 | ((__uint32_t)((sc-> sc_c.sc_scriptaddr + 0x000002b8)) & 0xff0000) >> 8 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000002b8)) & 0xff000000) >> 24) : __swap32md((sc->sc_c.sc_scriptaddr + 0x000002b8))) : ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000002b8)))) |
| 1976 | sc->sc_c.sc_scriptaddr + Ent_lunsw_return)(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((sc->sc_c.sc_scriptaddr + 0x000002b8 )) ? (__uint32_t)(((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000002b8 )) & 0xff) << 24 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000002b8)) & 0xff00) << 8 | ((__uint32_t)((sc-> sc_c.sc_scriptaddr + 0x000002b8)) & 0xff0000) >> 8 | ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000002b8)) & 0xff000000) >> 24) : __swap32md((sc->sc_c.sc_scriptaddr + 0x000002b8))) : ((__uint32_t)((sc->sc_c.sc_scriptaddr + 0x000002b8)))); |
| 1977 | } |
| 1978 | lunsw->lunsw_off = sc->script_free_lo; |
| 1979 | lunsw->lunsw_size = sizeof(lun_switch) / sizeof(lun_switch[0]); |
| 1980 | sc->script_free_lo += lunsw->lunsw_size; |
| 1981 | siop_script_sync(sc, BUS_DMASYNC_PREREAD0x01 | BUS_DMASYNC_PREWRITE0x04); |
| 1982 | return lunsw; |
| 1983 | } |
| 1984 | |
| 1985 | void |
| 1986 | siop_add_reselsw(struct siop_softc *sc, int target) |
| 1987 | { |
| 1988 | int i,j; |
| 1989 | struct siop_target *siop_target; |
| 1990 | struct siop_lun *siop_lun; |
| 1991 | |
| 1992 | siop_target = (struct siop_target *)sc->sc_c.targets[target]; |
| 1993 | /* |
| 1994 | * add an entry to resel switch |
| 1995 | */ |
| 1996 | siop_script_sync(sc, BUS_DMASYNC_POSTWRITE0x08); |
| 1997 | for (i = 0; i < 15; i++) { |
| 1998 | siop_target->reseloff = Ent_resel_targ00x00000238 / 4 + i * 2; |
| 1999 | if ((siop_script_read(sc, siop_target->reseloff) & 0xff) |
| 2000 | == 0xff) { /* it's free */ |
| 2001 | #ifdef SIOP_DEBUG |
| 2002 | printf("siop: target %d slot %d offset %d\n", |
| 2003 | target, i, siop_target->reseloff); |
| 2004 | #endif |
| 2005 | /* JUMP abs_foo, IF target | 0x80; */ |
| 2006 | siop_script_write(sc, siop_target->reseloff, |
| 2007 | 0x800c0080 | target); |
| 2008 | siop_script_write(sc, siop_target->reseloff + 1, |
| 2009 | sc->sc_c.sc_scriptaddr + |
| 2010 | siop_target->lunsw->lunsw_off * 4 + |
| 2011 | Ent_lun_switch_entry0x00000018); |
| 2012 | break; |
| 2013 | } |
| 2014 | } |
| 2015 | if (i == 15) /* no free slot, shouldn't happen */ |
| 2016 | panic("siop: resel switch full"); |
| 2017 | |
| 2018 | sc->sc_ntargets++; |
| 2019 | for (i = 0; i < 8; i++) { |
| 2020 | siop_lun = siop_target->siop_lun[i]; |
| 2021 | if (siop_lun == NULL((void *)0)) |
| 2022 | continue; |
| 2023 | if (siop_lun->reseloff > 0) { |
| 2024 | siop_lun->reseloff = 0; |
| 2025 | for (j = 0; j < SIOP_NTAG16; j++) |
| 2026 | siop_lun->siop_tag[j].reseloff = 0; |
| 2027 | siop_add_dev(sc, target, i); |
| 2028 | } |
| 2029 | } |
| 2030 | siop_update_scntl3(sc, sc->sc_c.targets[target]); |
| 2031 | siop_script_sync(sc, BUS_DMASYNC_PREWRITE0x04); |
| 2032 | } |
| 2033 | |
| 2034 | void |
| 2035 | siop_update_scntl3(struct siop_softc *sc, |
| 2036 | struct siop_common_target *_siop_target) |
| 2037 | { |
| 2038 | struct siop_target *siop_target = (struct siop_target *)_siop_target; |
| 2039 | /* MOVE target->id >> 24 TO SCNTL3 */ |
| 2040 | siop_script_write(sc, |
| 2041 | siop_target->lunsw->lunsw_off + (Ent_restore_scntl30x00000000 / 4), |
| 2042 | 0x78030000 | ((siop_target->target_c.id >> 16) & 0x0000ff00)); |
| 2043 | /* MOVE target->id >> 8 TO SXFER */ |
| 2044 | siop_script_write(sc, |
| 2045 | siop_target->lunsw->lunsw_off + (Ent_restore_scntl30x00000000 / 4) + 2, |
| 2046 | 0x78050000 | (siop_target->target_c.id & 0x0000ff00)); |
| 2047 | siop_script_sync(sc, BUS_DMASYNC_PREWRITE0x04); |
| 2048 | } |
| 2049 | |
| 2050 | void |
| 2051 | siop_add_dev(struct siop_softc *sc, int target, int lun) |
| 2052 | { |
| 2053 | struct siop_lunsw *lunsw; |
| 2054 | struct siop_target *siop_target = |
| 2055 | (struct siop_target *)sc->sc_c.targets[target]; |
| 2056 | struct siop_lun *siop_lun = siop_target->siop_lun[lun]; |
| 2057 | int i, ntargets, buswidth; |
| 2058 | |
| 2059 | if (siop_lun->reseloff > 0) |
| 2060 | return; |
| 2061 | lunsw = siop_target->lunsw; |
| 2062 | if ((lunsw->lunsw_off + lunsw->lunsw_size) < sc->script_free_lo) { |
| 2063 | /* |
| 2064 | * can't extend this slot. Probably not worth trying to deal |
| 2065 | * with this case |
| 2066 | */ |
| 2067 | #ifdef SIOP_DEBUG |
| 2068 | printf("%s:%d:%d: can't allocate a lun sw slot\n", |
| 2069 | sc->sc_c.sc_dev.dv_xname, target, lun); |
| 2070 | #endif |
| 2071 | return; |
| 2072 | } |
| 2073 | /* count how many free targets we still have to probe */ |
| 2074 | buswidth = (sc->sc_c.features & SF_BUS_WIDE0x00000001) ? 16 : 8; |
| 2075 | ntargets = (buswidth - 1) - 1 - sc->sc_ntargets; |
| 2076 | |
| 2077 | /* |
| 2078 | * we need 8 bytes for the lun sw additional entry, and |
| 2079 | * eventually sizeof(tag_switch) for the tag switch entry. |
| 2080 | * Keep enough free space for the free targets that could be |
| 2081 | * probed later. |
| 2082 | */ |
| 2083 | if (sc->script_free_lo + 2 + |
| 2084 | (ntargets * sizeof(lun_switch) / sizeof(lun_switch[0])) >= |
| 2085 | ((siop_target->target_c.flags & TARF_TAG0x04) ? |
| 2086 | sc->script_free_hi - (sizeof(tag_switch) / sizeof(tag_switch[0])) : |
| 2087 | sc->script_free_hi)) { |
| 2088 | /* |
| 2089 | * not enough space, probably not worth dealing with it. |
| 2090 | * We can hold 13 tagged-queuing capable devices in the 4k RAM. |
| 2091 | */ |
| 2092 | #ifdef SIOP_DEBUG |
| 2093 | printf("%s:%d:%d: not enough memory for a lun sw slot\n", |
| 2094 | sc->sc_c.sc_dev.dv_xname, target, lun); |
| 2095 | #endif |
| 2096 | return; |
| 2097 | } |
| 2098 | #ifdef SIOP_DEBUG |
| 2099 | printf("%s:%d:%d: allocate lun sw entry\n", |
| 2100 | sc->sc_c.sc_dev.dv_xname, target, lun); |
| 2101 | #endif |
| 2102 | /* INT int_resellun */ |
| 2103 | siop_script_write(sc, sc->script_free_lo, 0x98080000); |
| 2104 | siop_script_write(sc, sc->script_free_lo + 1, A_int_resellun0x0000ff81); |
| 2105 | /* Now the slot entry: JUMP abs_foo, IF lun */ |
| 2106 | siop_script_write(sc, sc->script_free_lo - 2, |
| 2107 | 0x800c0000 | lun); |
| 2108 | siop_script_write(sc, sc->script_free_lo - 1, 0); |
| 2109 | siop_lun->reseloff = sc->script_free_lo - 2; |
| 2110 | lunsw->lunsw_size += 2; |
| 2111 | sc->script_free_lo += 2; |
| 2112 | if (siop_target->target_c.flags & TARF_TAG0x04) { |
| 2113 | /* we need a tag switch */ |
| 2114 | sc->script_free_hi -= |
| 2115 | sizeof(tag_switch) / sizeof(tag_switch[0]); |
| 2116 | if (sc->sc_c.features & SF_CHIP_RAM0x00004000) { |
| 2117 | bus_space_write_region_4(sc->sc_c.sc_ramt,((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (sc->script_free_hi * 4), (tag_switch), (sizeof(tag_switch ) / sizeof(tag_switch[0])))) |
| 2118 | sc->sc_c.sc_ramh,((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (sc->script_free_hi * 4), (tag_switch), (sizeof(tag_switch ) / sizeof(tag_switch[0])))) |
| 2119 | sc->script_free_hi * 4, tag_switch,((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (sc->script_free_hi * 4), (tag_switch), (sizeof(tag_switch ) / sizeof(tag_switch[0])))) |
| 2120 | sizeof(tag_switch) / sizeof(tag_switch[0]))((sc->sc_c.sc_ramt)->write_region_4((sc->sc_c.sc_ramh ), (sc->script_free_hi * 4), (tag_switch), (sizeof(tag_switch ) / sizeof(tag_switch[0])))); |
| 2121 | } else { |
| 2122 | for(i = 0; |
| 2123 | i < sizeof(tag_switch) / sizeof(tag_switch[0]); |
| 2124 | i++) { |
| 2125 | sc->sc_c.sc_script[sc->script_free_hi + i] = |
| 2126 | siop_htoc32(&sc->sc_c, tag_switch[i])(((&sc->sc_c)->features & 0x00200000) ? (__uint32_t )(__builtin_constant_p((tag_switch[i])) ? (__uint32_t)(((__uint32_t )((tag_switch[i])) & 0xff) << 24 | ((__uint32_t)((tag_switch [i])) & 0xff00) << 8 | ((__uint32_t)((tag_switch[i] )) & 0xff0000) >> 8 | ((__uint32_t)((tag_switch[i]) ) & 0xff000000) >> 24) : __swap32md((tag_switch[i]) )) : ((__uint32_t)((tag_switch[i])))); |
| 2127 | } |
| 2128 | } |
| 2129 | siop_script_write(sc, |
| 2130 | siop_lun->reseloff + 1, |
| 2131 | sc->sc_c.sc_scriptaddr + sc->script_free_hi * 4 + |
| 2132 | Ent_tag_switch_entry0x00000000); |
| 2133 | |
| 2134 | for (i = 0; i < SIOP_NTAG16; i++) { |
| 2135 | siop_lun->siop_tag[i].reseloff = |
| 2136 | sc->script_free_hi + (Ent_resel_tag00x00000008 / 4) + i * 2; |
| 2137 | } |
| 2138 | } else { |
| 2139 | /* non-tag case; just work with the lun switch */ |
| 2140 | siop_lun->siop_tag[0].reseloff = |
| 2141 | siop_target->siop_lun[lun]->reseloff; |
| 2142 | } |
| 2143 | siop_script_sync(sc, BUS_DMASYNC_PREWRITE0x04); |
| 2144 | } |
| 2145 | |
| 2146 | void |
| 2147 | siop_scsifree(struct scsi_link *link) |
| 2148 | { |
| 2149 | struct siop_softc *sc = link->bus->sb_adapter_softc; |
| 2150 | int target = link->target; |
| 2151 | int lun = link->lun; |
| 2152 | int i; |
| 2153 | struct siop_target *siop_target; |
| 2154 | |
| 2155 | #ifdef SIOP_DEBUG |
| 2156 | printf("%s:%d:%d: free lun sw entry\n", |
| 2157 | sc->sc_c.sc_dev.dv_xname, target, lun); |
| 2158 | #endif |
| 2159 | |
| 2160 | siop_target = (struct siop_target *)sc->sc_c.targets[target]; |
| 2161 | free(siop_target->siop_lun[lun], M_DEVBUF2, 0); |
| 2162 | siop_target->siop_lun[lun] = NULL((void *)0); |
| 2163 | /* XXX compact sw entry too ? */ |
| 2164 | /* check if we can free the whole target */ |
| 2165 | for (i = 0; i < 8; i++) { |
| 2166 | if (siop_target->siop_lun[i] != NULL((void *)0)) |
| 2167 | return; |
| 2168 | } |
| 2169 | #ifdef SIOP_DEBUG |
| 2170 | printf("%s: free siop_target for target %d lun %d lunsw offset %d\n", |
| 2171 | sc->sc_c.sc_dev.dv_xname, target, lun, |
| 2172 | siop_target->lunsw->lunsw_off); |
| 2173 | #endif |
| 2174 | /* |
| 2175 | * nothing here, free the target struct and resel |
| 2176 | * switch entry |
| 2177 | */ |
| 2178 | siop_script_write(sc, siop_target->reseloff, 0x800c00ff); |
| 2179 | siop_script_sync(sc, BUS_DMASYNC_PREWRITE0x04); |
| 2180 | TAILQ_INSERT_TAIL(&sc->lunsw_list, siop_target->lunsw, next)do { (siop_target->lunsw)->next.tqe_next = ((void *)0); (siop_target->lunsw)->next.tqe_prev = (&sc->lunsw_list )->tqh_last; *(&sc->lunsw_list)->tqh_last = (siop_target ->lunsw); (&sc->lunsw_list)->tqh_last = &(siop_target ->lunsw)->next.tqe_next; } while (0); |
| 2181 | free(sc->sc_c.targets[target], M_DEVBUF2, 0); |
| 2182 | sc->sc_c.targets[target] = NULL((void *)0); |
| 2183 | sc->sc_ntargets--; |
| 2184 | } |
| 2185 | |
| 2186 | #ifdef SIOP_STATS |
| 2187 | void |
| 2188 | siop_printstats(void) |
| 2189 | { |
| 2190 | printf("siop_stat_intr %d\n", siop_stat_intr); |
| 2191 | printf("siop_stat_intr_shortxfer %d\n", siop_stat_intr_shortxfer); |
| 2192 | printf("siop_stat_intr_xferdisc %d\n", siop_stat_intr_xferdisc); |
| 2193 | printf("siop_stat_intr_sdp %d\n", siop_stat_intr_sdp); |
| 2194 | printf("siop_stat_intr_saveoffset %d\n", siop_stat_intr_saveoffset); |
| 2195 | printf("siop_stat_intr_done %d\n", siop_stat_intr_done); |
| 2196 | printf("siop_stat_intr_lunresel %d\n", siop_stat_intr_lunresel); |
| 2197 | printf("siop_stat_intr_qfull %d\n", siop_stat_intr_qfull); |
| 2198 | } |
| 2199 | #endif |
| 2200 | |
| 2201 | struct siop_dmamem * |
| 2202 | siop_dmamem_alloc(struct siop_softc *sc, size_t size) |
| 2203 | { |
| 2204 | struct siop_dmamem *sdm; |
| 2205 | int nsegs; |
| 2206 | |
| 2207 | sdm = malloc(sizeof(*sdm), M_DEVBUF2, M_NOWAIT0x0002 | M_ZERO0x0008); |
| 2208 | if (sdm == NULL((void *)0)) |
| 2209 | return (NULL((void *)0)); |
| 2210 | |
| 2211 | sdm->sdm_size = size; |
| 2212 | |
| 2213 | if (bus_dmamap_create(sc->sc_c.sc_dmat, size, 1, size, 0,(*(sc->sc_c.sc_dmat)->_dmamap_create)((sc->sc_c.sc_dmat ), (size), (1), (size), (0), (0x0001 | 0x0002), (&sdm-> sdm_map)) |
| 2214 | BUS_DMA_NOWAIT | BUS_DMA_ALLOCNOW, &sdm->sdm_map)(*(sc->sc_c.sc_dmat)->_dmamap_create)((sc->sc_c.sc_dmat ), (size), (1), (size), (0), (0x0001 | 0x0002), (&sdm-> sdm_map)) != 0) |
| 2215 | goto sdmfree; |
| 2216 | |
| 2217 | if (bus_dmamem_alloc(sc->sc_c.sc_dmat, size, PAGE_SIZE, 0,(*(sc->sc_c.sc_dmat)->_dmamem_alloc)((sc->sc_c.sc_dmat ), (size), ((1 << 12)), (0), (&sdm->sdm_seg), (1 ), (&nsegs), (0x0001 | 0x1000)) |
| 2218 | &sdm->sdm_seg, 1, &nsegs, BUS_DMA_NOWAIT | BUS_DMA_ZERO)(*(sc->sc_c.sc_dmat)->_dmamem_alloc)((sc->sc_c.sc_dmat ), (size), ((1 << 12)), (0), (&sdm->sdm_seg), (1 ), (&nsegs), (0x0001 | 0x1000)) != 0) |
| 2219 | goto destroy; |
| 2220 | |
| 2221 | if (bus_dmamem_map(sc->sc_c.sc_dmat, &sdm->sdm_seg, nsegs, size,(*(sc->sc_c.sc_dmat)->_dmamem_map)((sc->sc_c.sc_dmat ), (&sdm->sdm_seg), (nsegs), (size), (&sdm->sdm_kva ), (0x0001 | 0x0004)) |
| 2222 | &sdm->sdm_kva, BUS_DMA_NOWAIT | BUS_DMA_COHERENT)(*(sc->sc_c.sc_dmat)->_dmamem_map)((sc->sc_c.sc_dmat ), (&sdm->sdm_seg), (nsegs), (size), (&sdm->sdm_kva ), (0x0001 | 0x0004)) != 0) |
| 2223 | goto free; |
| 2224 | |
| 2225 | if (bus_dmamap_load(sc->sc_c.sc_dmat, sdm->sdm_map, sdm->sdm_kva,(*(sc->sc_c.sc_dmat)->_dmamap_load)((sc->sc_c.sc_dmat ), (sdm->sdm_map), (sdm->sdm_kva), (size), (((void *)0) ), (0x0001)) |
| 2226 | size, NULL, BUS_DMA_NOWAIT)(*(sc->sc_c.sc_dmat)->_dmamap_load)((sc->sc_c.sc_dmat ), (sdm->sdm_map), (sdm->sdm_kva), (size), (((void *)0) ), (0x0001)) != 0) |
| 2227 | goto unmap; |
| 2228 | |
| 2229 | return (sdm); |
| 2230 | |
| 2231 | unmap: |
| 2232 | bus_dmamem_unmap(sc->sc_c.sc_dmat, sdm->sdm_kva, size)(*(sc->sc_c.sc_dmat)->_dmamem_unmap)((sc->sc_c.sc_dmat ), (sdm->sdm_kva), (size)); |
| 2233 | free: |
| 2234 | bus_dmamem_free(sc->sc_c.sc_dmat, &sdm->sdm_seg, 1)(*(sc->sc_c.sc_dmat)->_dmamem_free)((sc->sc_c.sc_dmat ), (&sdm->sdm_seg), (1)); |
| 2235 | destroy: |
| 2236 | bus_dmamap_destroy(sc->sc_c.sc_dmat, sdm->sdm_map)(*(sc->sc_c.sc_dmat)->_dmamap_destroy)((sc->sc_c.sc_dmat ), (sdm->sdm_map)); |
| 2237 | sdmfree: |
| 2238 | free(sdm, M_DEVBUF2, sizeof *sdm); |
| 2239 | |
| 2240 | return (NULL((void *)0)); |
| 2241 | } |
| 2242 | |
| 2243 | void |
| 2244 | siop_dmamem_free(struct siop_softc *sc, struct siop_dmamem *sdm) |
| 2245 | { |
| 2246 | bus_dmamap_unload(sc->sc_c.sc_dmat, sdm->sdm_map)(*(sc->sc_c.sc_dmat)->_dmamap_unload)((sc->sc_c.sc_dmat ), (sdm->sdm_map)); |
| 2247 | bus_dmamem_unmap(sc->sc_c.sc_dmat, sdm->sdm_kva, sdm->sdm_size)(*(sc->sc_c.sc_dmat)->_dmamem_unmap)((sc->sc_c.sc_dmat ), (sdm->sdm_kva), (sdm->sdm_size)); |
| 2248 | bus_dmamem_free(sc->sc_c.sc_dmat, &sdm->sdm_seg, 1)(*(sc->sc_c.sc_dmat)->_dmamem_free)((sc->sc_c.sc_dmat ), (&sdm->sdm_seg), (1)); |
| 2249 | bus_dmamap_destroy(sc->sc_c.sc_dmat, sdm->sdm_map)(*(sc->sc_c.sc_dmat)->_dmamap_destroy)((sc->sc_c.sc_dmat ), (sdm->sdm_map)); |
| 2250 | free(sdm, M_DEVBUF2, sizeof *sdm); |
| 2251 | } |