| File: | dev/ic/pgt.c |
| Warning: | line 337, column 3 Value stored to 'fwlen' is never read |
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| 1 | /* $OpenBSD: pgt.c,v 1.104 2023/11/10 15:51:20 bluhm Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (c) 2006 Claudio Jeker <claudio@openbsd.org> |
| 5 | * Copyright (c) 2006 Marcus Glocker <mglocker@openbsd.org> |
| 6 | * |
| 7 | * Permission to use, copy, modify, and distribute this software for any |
| 8 | * purpose with or without fee is hereby granted, provided that the above |
| 9 | * copyright notice and this permission notice appear in all copies. |
| 10 | * |
| 11 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 12 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 13 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| 14 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 15 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 16 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| 17 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 18 | */ |
| 19 | |
| 20 | /* |
| 21 | * Copyright (c) 2004 Fujitsu Laboratories of America, Inc. |
| 22 | * Copyright (c) 2004 Brian Fundakowski Feldman |
| 23 | * All rights reserved. |
| 24 | * |
| 25 | * Redistribution and use in source and binary forms, with or without |
| 26 | * modification, are permitted provided that the following conditions |
| 27 | * are met: |
| 28 | * 1. Redistributions of source code must retain the above copyright |
| 29 | * notice, this list of conditions and the following disclaimer. |
| 30 | * 2. Redistributions in binary form must reproduce the above copyright |
| 31 | * notice, this list of conditions and the following disclaimer in the |
| 32 | * documentation and/or other materials provided with the distribution. |
| 33 | * |
| 34 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| 35 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 36 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 37 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| 38 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 39 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 40 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 41 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 42 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 43 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 44 | * SUCH DAMAGE. |
| 45 | */ |
| 46 | |
| 47 | #include "bpfilter.h" |
| 48 | |
| 49 | #include <sys/param.h> |
| 50 | #include <sys/systm.h> |
| 51 | #include <sys/kernel.h> |
| 52 | #include <sys/malloc.h> |
| 53 | #include <sys/socket.h> |
| 54 | #include <sys/mbuf.h> |
| 55 | #include <sys/endian.h> |
| 56 | #include <sys/sockio.h> |
| 57 | #include <sys/kthread.h> |
| 58 | #include <sys/time.h> |
| 59 | #include <sys/ioctl.h> |
| 60 | #include <sys/device.h> |
| 61 | |
| 62 | #include <machine/bus.h> |
| 63 | #include <machine/intr.h> |
| 64 | |
| 65 | #include <net/if.h> |
| 66 | #include <net/if_llc.h> |
| 67 | #include <net/if_media.h> |
| 68 | |
| 69 | #if NBPFILTER1 > 0 |
| 70 | #include <net/bpf.h> |
| 71 | #endif |
| 72 | |
| 73 | #include <netinet/in.h> |
| 74 | #include <netinet/if_ether.h> |
| 75 | |
| 76 | #include <net80211/ieee80211_var.h> |
| 77 | #include <net80211/ieee80211_radiotap.h> |
| 78 | |
| 79 | #include <dev/ic/pgtreg.h> |
| 80 | #include <dev/ic/pgtvar.h> |
| 81 | |
| 82 | #include <dev/ic/if_wireg.h> |
| 83 | #include <dev/ic/if_wi_ieee.h> |
| 84 | #include <dev/ic/if_wivar.h> |
| 85 | |
| 86 | #ifdef PGT_DEBUG |
| 87 | #define DPRINTF(x) do { printf x; } while (0) |
| 88 | #else |
| 89 | #define DPRINTF(x) |
| 90 | #endif |
| 91 | |
| 92 | #define SETOID(oid, var, size){ if (pgt_oid_set(sc, oid, var, size) != 0) break; } { \ |
| 93 | if (pgt_oid_set(sc, oid, var, size) != 0) \ |
| 94 | break; \ |
| 95 | } |
| 96 | |
| 97 | /* |
| 98 | * This is a driver for the Intersil Prism family of 802.11g network cards, |
| 99 | * based upon version 1.2 of the Linux driver. |
| 100 | */ |
| 101 | |
| 102 | #define SCAN_TIMEOUT5 5 /* 5 seconds */ |
| 103 | |
| 104 | struct cfdriver pgt_cd = { |
| 105 | NULL((void *)0), "pgt", DV_IFNET |
| 106 | }; |
| 107 | |
| 108 | void pgt_media_status(struct ifnet *ifp, struct ifmediareq *imr); |
| 109 | int pgt_media_change(struct ifnet *ifp); |
| 110 | void pgt_write_memory_barrier(struct pgt_softc *); |
| 111 | uint32_t pgt_read_4(struct pgt_softc *, uint16_t); |
| 112 | void pgt_write_4(struct pgt_softc *, uint16_t, uint32_t); |
| 113 | void pgt_write_4_flush(struct pgt_softc *, uint16_t, uint32_t); |
| 114 | void pgt_debug_events(struct pgt_softc *, const char *); |
| 115 | uint32_t pgt_queue_frags_pending(struct pgt_softc *, enum pgt_queue); |
| 116 | void pgt_reinit_rx_desc_frag(struct pgt_softc *, struct pgt_desc *); |
| 117 | int pgt_load_tx_desc_frag(struct pgt_softc *, enum pgt_queue, |
| 118 | struct pgt_desc *); |
| 119 | void pgt_unload_tx_desc_frag(struct pgt_softc *, struct pgt_desc *); |
| 120 | int pgt_load_firmware(struct pgt_softc *); |
| 121 | void pgt_cleanup_queue(struct pgt_softc *, enum pgt_queue, |
| 122 | struct pgt_frag *); |
| 123 | int pgt_reset(struct pgt_softc *); |
| 124 | void pgt_stop(struct pgt_softc *, unsigned int); |
| 125 | void pgt_reboot(struct pgt_softc *); |
| 126 | void pgt_init_intr(struct pgt_softc *); |
| 127 | void pgt_update_intr(struct pgt_softc *, int); |
| 128 | struct mbuf |
| 129 | *pgt_ieee80211_encap(struct pgt_softc *, struct ether_header *, |
| 130 | struct mbuf *, struct ieee80211_node **); |
| 131 | void pgt_input_frames(struct pgt_softc *, struct mbuf *); |
| 132 | void pgt_wakeup_intr(struct pgt_softc *); |
| 133 | void pgt_sleep_intr(struct pgt_softc *); |
| 134 | void pgt_empty_traps(struct pgt_softc_kthread *); |
| 135 | void pgt_per_device_kthread(void *); |
| 136 | void pgt_async_reset(struct pgt_softc *); |
| 137 | void pgt_async_update(struct pgt_softc *); |
| 138 | void pgt_txdone(struct pgt_softc *, enum pgt_queue); |
| 139 | void pgt_rxdone(struct pgt_softc *, enum pgt_queue); |
| 140 | void pgt_trap_received(struct pgt_softc *, uint32_t, void *, size_t); |
| 141 | void pgt_mgmtrx_completion(struct pgt_softc *, struct pgt_mgmt_desc *); |
| 142 | struct mbuf |
| 143 | *pgt_datarx_completion(struct pgt_softc *, enum pgt_queue); |
| 144 | int pgt_oid_get(struct pgt_softc *, enum pgt_oid, void *, size_t); |
| 145 | int pgt_oid_retrieve(struct pgt_softc *, enum pgt_oid, void *, size_t); |
| 146 | int pgt_oid_set(struct pgt_softc *, enum pgt_oid, const void *, size_t); |
| 147 | void pgt_state_dump(struct pgt_softc *); |
| 148 | int pgt_mgmt_request(struct pgt_softc *, struct pgt_mgmt_desc *); |
| 149 | void pgt_desc_transmit(struct pgt_softc *, enum pgt_queue, |
| 150 | struct pgt_desc *, uint16_t, int); |
| 151 | void pgt_maybe_trigger(struct pgt_softc *, enum pgt_queue); |
| 152 | struct ieee80211_node |
| 153 | *pgt_ieee80211_node_alloc(struct ieee80211com *); |
| 154 | void pgt_ieee80211_newassoc(struct ieee80211com *, |
| 155 | struct ieee80211_node *, int); |
| 156 | void pgt_ieee80211_node_free(struct ieee80211com *, |
| 157 | struct ieee80211_node *); |
| 158 | void pgt_ieee80211_node_copy(struct ieee80211com *, |
| 159 | struct ieee80211_node *, |
| 160 | const struct ieee80211_node *); |
| 161 | int pgt_ieee80211_send_mgmt(struct ieee80211com *, |
| 162 | struct ieee80211_node *, int, int, int); |
| 163 | int pgt_net_attach(struct pgt_softc *); |
| 164 | void pgt_start(struct ifnet *); |
| 165 | int pgt_ioctl(struct ifnet *, u_long, caddr_t); |
| 166 | void pgt_obj_bss2scanres(struct pgt_softc *, |
| 167 | struct pgt_obj_bss *, struct wi_scan_res *, uint32_t); |
| 168 | void node_mark_active_ap(void *, struct ieee80211_node *); |
| 169 | void node_mark_active_adhoc(void *, struct ieee80211_node *); |
| 170 | void pgt_watchdog(struct ifnet *); |
| 171 | int pgt_init(struct ifnet *); |
| 172 | void pgt_update_hw_from_sw(struct pgt_softc *, int); |
| 173 | void pgt_hostap_handle_mlme(struct pgt_softc *, uint32_t, |
| 174 | struct pgt_obj_mlme *); |
| 175 | void pgt_update_sw_from_hw(struct pgt_softc *, |
| 176 | struct pgt_async_trap *, struct mbuf *); |
| 177 | int pgt_newstate(struct ieee80211com *, enum ieee80211_state, int); |
| 178 | int pgt_drain_tx_queue(struct pgt_softc *, enum pgt_queue); |
| 179 | int pgt_dma_alloc(struct pgt_softc *); |
| 180 | int pgt_dma_alloc_queue(struct pgt_softc *sc, enum pgt_queue pq); |
| 181 | void pgt_dma_free(struct pgt_softc *); |
| 182 | void pgt_dma_free_queue(struct pgt_softc *sc, enum pgt_queue pq); |
| 183 | void pgt_wakeup(struct pgt_softc *); |
| 184 | |
| 185 | void |
| 186 | pgt_write_memory_barrier(struct pgt_softc *sc) |
| 187 | { |
| 188 | bus_space_barrier(sc->sc_iotag, sc->sc_iohandle, 0, 0, |
| 189 | BUS_SPACE_BARRIER_WRITE0x02); |
| 190 | } |
| 191 | |
| 192 | u_int32_t |
| 193 | pgt_read_4(struct pgt_softc *sc, uint16_t offset) |
| 194 | { |
| 195 | return (bus_space_read_4(sc->sc_iotag, sc->sc_iohandle, offset)((sc->sc_iotag)->read_4((sc->sc_iohandle), (offset)) )); |
| 196 | } |
| 197 | |
| 198 | void |
| 199 | pgt_write_4(struct pgt_softc *sc, uint16_t offset, uint32_t value) |
| 200 | { |
| 201 | bus_space_write_4(sc->sc_iotag, sc->sc_iohandle, offset, value)((sc->sc_iotag)->write_4((sc->sc_iohandle), (offset) , (value))); |
| 202 | } |
| 203 | |
| 204 | /* |
| 205 | * Write out 4 bytes and cause a PCI flush by reading back in on a |
| 206 | * harmless register. |
| 207 | */ |
| 208 | void |
| 209 | pgt_write_4_flush(struct pgt_softc *sc, uint16_t offset, uint32_t value) |
| 210 | { |
| 211 | bus_space_write_4(sc->sc_iotag, sc->sc_iohandle, offset, value)((sc->sc_iotag)->write_4((sc->sc_iohandle), (offset) , (value))); |
| 212 | (void)bus_space_read_4(sc->sc_iotag, sc->sc_iohandle, PGT_REG_INT_EN)((sc->sc_iotag)->read_4((sc->sc_iohandle), (0x0018)) ); |
| 213 | } |
| 214 | |
| 215 | /* |
| 216 | * Print the state of events in the queues from an interrupt or a trigger. |
| 217 | */ |
| 218 | void |
| 219 | pgt_debug_events(struct pgt_softc *sc, const char *when) |
| 220 | { |
| 221 | #define COUNT(i) \ |
| 222 | letoh32(sc->sc_cb->pcb_driver_curfrag[i])((__uint32_t)(sc->sc_cb->pcb_driver_curfrag[i])) - \ |
| 223 | letoh32(sc->sc_cb->pcb_device_curfrag[i])((__uint32_t)(sc->sc_cb->pcb_device_curfrag[i])) |
| 224 | if (sc->sc_debug & SC_DEBUG_EVENTS0x00000010) |
| 225 | DPRINTF(("%s: ev%s: %u %u %u %u %u %u\n", |
| 226 | sc->sc_dev.dv_xname, when, COUNT(0), COUNT(1), COUNT(2), |
| 227 | COUNT(3), COUNT(4), COUNT(5))); |
| 228 | #undef COUNT |
| 229 | } |
| 230 | |
| 231 | uint32_t |
| 232 | pgt_queue_frags_pending(struct pgt_softc *sc, enum pgt_queue pq) |
| 233 | { |
| 234 | return (letoh32(sc->sc_cb->pcb_driver_curfrag[pq])((__uint32_t)(sc->sc_cb->pcb_driver_curfrag[pq])) - |
| 235 | letoh32(sc->sc_cb->pcb_device_curfrag[pq])((__uint32_t)(sc->sc_cb->pcb_device_curfrag[pq]))); |
| 236 | } |
| 237 | |
| 238 | void |
| 239 | pgt_reinit_rx_desc_frag(struct pgt_softc *sc, struct pgt_desc *pd) |
| 240 | { |
| 241 | pd->pd_fragp->pf_addr = htole32((uint32_t)pd->pd_dmaaddr)((__uint32_t)((uint32_t)pd->pd_dmaaddr)); |
| 242 | pd->pd_fragp->pf_size = htole16(PGT_FRAG_SIZE)((__uint16_t)(1536)); |
| 243 | pd->pd_fragp->pf_flags = 0; |
| 244 | |
| 245 | bus_dmamap_sync(sc->sc_dmat, pd->pd_dmam, 0, pd->pd_dmam->dm_mapsize,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (pd-> pd_dmam), (0), (pd->pd_dmam->dm_mapsize), (0x08)) |
| 246 | BUS_DMASYNC_POSTWRITE)(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (pd-> pd_dmam), (0), (pd->pd_dmam->dm_mapsize), (0x08)); |
| 247 | } |
| 248 | |
| 249 | int |
| 250 | pgt_load_tx_desc_frag(struct pgt_softc *sc, enum pgt_queue pq, |
| 251 | struct pgt_desc *pd) |
| 252 | { |
| 253 | int error; |
| 254 | |
| 255 | error = bus_dmamap_load(sc->sc_dmat, pd->pd_dmam, pd->pd_mem,(*(sc->sc_dmat)->_dmamap_load)((sc->sc_dmat), (pd-> pd_dmam), (pd->pd_mem), (1536), (((void *)0)), (0x0001)) |
| 256 | PGT_FRAG_SIZE, NULL, BUS_DMA_NOWAIT)(*(sc->sc_dmat)->_dmamap_load)((sc->sc_dmat), (pd-> pd_dmam), (pd->pd_mem), (1536), (((void *)0)), (0x0001)); |
| 257 | if (error) { |
| 258 | DPRINTF(("%s: unable to load %s tx DMA: %d\n", |
| 259 | sc->sc_dev.dv_xname, |
| 260 | pgt_queue_is_data(pq) ? "data" : "mgmt", error)); |
| 261 | return (error); |
| 262 | } |
| 263 | pd->pd_dmaaddr = pd->pd_dmam->dm_segs[0].ds_addr; |
| 264 | pd->pd_fragp->pf_addr = htole32((uint32_t)pd->pd_dmaaddr)((__uint32_t)((uint32_t)pd->pd_dmaaddr)); |
| 265 | pd->pd_fragp->pf_size = htole16(PGT_FRAG_SIZE)((__uint16_t)(1536)); |
| 266 | pd->pd_fragp->pf_flags = htole16(0)((__uint16_t)(0)); |
| 267 | |
| 268 | bus_dmamap_sync(sc->sc_dmat, pd->pd_dmam, 0, pd->pd_dmam->dm_mapsize,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (pd-> pd_dmam), (0), (pd->pd_dmam->dm_mapsize), (0x08)) |
| 269 | BUS_DMASYNC_POSTWRITE)(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (pd-> pd_dmam), (0), (pd->pd_dmam->dm_mapsize), (0x08)); |
| 270 | |
| 271 | return (0); |
| 272 | } |
| 273 | |
| 274 | void |
| 275 | pgt_unload_tx_desc_frag(struct pgt_softc *sc, struct pgt_desc *pd) |
| 276 | { |
| 277 | bus_dmamap_unload(sc->sc_dmat, pd->pd_dmam)(*(sc->sc_dmat)->_dmamap_unload)((sc->sc_dmat), (pd-> pd_dmam)); |
| 278 | pd->pd_dmaaddr = 0; |
| 279 | } |
| 280 | |
| 281 | int |
| 282 | pgt_load_firmware(struct pgt_softc *sc) |
| 283 | { |
| 284 | int error, reg, dirreg, fwoff, ucodeoff, fwlen; |
| 285 | uint8_t *ucode; |
| 286 | uint32_t *uc; |
| 287 | size_t size; |
| 288 | char *name; |
| 289 | |
| 290 | if (sc->sc_flags & SC_ISL38770x00000800) |
| 291 | name = "pgt-isl3877"; |
| 292 | else |
| 293 | name = "pgt-isl3890"; /* includes isl3880 */ |
| 294 | |
| 295 | error = loadfirmware(name, &ucode, &size); |
| 296 | |
| 297 | if (error != 0) { |
| 298 | DPRINTF(("%s: error %d, could not read firmware %s\n", |
| 299 | sc->sc_dev.dv_xname, error, name)); |
| 300 | return (EIO5); |
| 301 | } |
| 302 | |
| 303 | if (size & 3) { |
| 304 | DPRINTF(("%s: bad firmware size %u\n", |
| 305 | sc->sc_dev.dv_xname, size)); |
| 306 | free(ucode, M_DEVBUF2, 0); |
| 307 | return (EINVAL22); |
| 308 | } |
| 309 | |
| 310 | pgt_reboot(sc); |
| 311 | |
| 312 | fwoff = 0; |
| 313 | ucodeoff = 0; |
| 314 | uc = (uint32_t *)ucode; |
| 315 | reg = PGT_FIRMWARE_INTERNAL_OFFSET0x20000; |
| 316 | while (fwoff < size) { |
| 317 | pgt_write_4_flush(sc, PGT_REG_DIR_MEM_BASE0x0030, reg); |
| 318 | |
| 319 | if ((size - fwoff) >= PGT_DIRECT_MEMORY_SIZE0x1000) |
| 320 | fwlen = PGT_DIRECT_MEMORY_SIZE0x1000; |
| 321 | else |
| 322 | fwlen = size - fwoff; |
| 323 | |
| 324 | dirreg = PGT_DIRECT_MEMORY_OFFSET0x1000; |
| 325 | while (fwlen > 4) { |
| 326 | pgt_write_4(sc, dirreg, uc[ucodeoff]); |
| 327 | fwoff += 4; |
| 328 | dirreg += 4; |
| 329 | reg += 4; |
| 330 | fwlen -= 4; |
| 331 | ucodeoff++; |
| 332 | } |
| 333 | pgt_write_4_flush(sc, dirreg, uc[ucodeoff]); |
| 334 | fwoff += 4; |
| 335 | dirreg += 4; |
| 336 | reg += 4; |
| 337 | fwlen -= 4; |
Value stored to 'fwlen' is never read | |
| 338 | ucodeoff++; |
| 339 | } |
| 340 | DPRINTF(("%s: %d bytes microcode loaded from %s\n", |
| 341 | sc->sc_dev.dv_xname, fwoff, name)); |
| 342 | |
| 343 | reg = pgt_read_4(sc, PGT_REG_CTRL_STAT0x0078); |
| 344 | reg &= ~(PGT_CTRL_STAT_RESET0x10000000 | PGT_CTRL_STAT_CLOCKRUN0x00800000); |
| 345 | reg |= PGT_CTRL_STAT_RAMBOOT0x20000000; |
| 346 | pgt_write_4_flush(sc, PGT_REG_CTRL_STAT0x0078, reg); |
| 347 | pgt_write_memory_barrier(sc); |
| 348 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 349 | |
| 350 | reg |= PGT_CTRL_STAT_RESET0x10000000; |
| 351 | pgt_write_4(sc, PGT_REG_CTRL_STAT0x0078, reg); |
| 352 | pgt_write_memory_barrier(sc); |
| 353 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 354 | |
| 355 | reg &= ~PGT_CTRL_STAT_RESET0x10000000; |
| 356 | pgt_write_4(sc, PGT_REG_CTRL_STAT0x0078, reg); |
| 357 | pgt_write_memory_barrier(sc); |
| 358 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 359 | |
| 360 | free(ucode, M_DEVBUF2, 0); |
| 361 | |
| 362 | return (0); |
| 363 | } |
| 364 | |
| 365 | void |
| 366 | pgt_cleanup_queue(struct pgt_softc *sc, enum pgt_queue pq, |
| 367 | struct pgt_frag *pqfrags) |
| 368 | { |
| 369 | struct pgt_desc *pd; |
| 370 | unsigned int i; |
| 371 | |
| 372 | sc->sc_cb->pcb_device_curfrag[pq] = 0; |
| 373 | i = 0; |
| 374 | /* XXX why only freeq ??? */ |
| 375 | TAILQ_FOREACH(pd, &sc->sc_freeq[pq], pd_link)for((pd) = ((&sc->sc_freeq[pq])->tqh_first); (pd) != ((void *)0); (pd) = ((pd)->pd_link.tqe_next)) { |
| 376 | pd->pd_fragnum = i; |
| 377 | pd->pd_fragp = &pqfrags[i]; |
| 378 | if (pgt_queue_is_rx(pq)) |
| 379 | pgt_reinit_rx_desc_frag(sc, pd); |
| 380 | i++; |
| 381 | } |
| 382 | sc->sc_freeq_count[pq] = i; |
| 383 | /* |
| 384 | * The ring buffer describes how many free buffers are available from |
| 385 | * the host (for receive queues) or how many are pending (for |
| 386 | * transmit queues). |
| 387 | */ |
| 388 | if (pgt_queue_is_rx(pq)) |
| 389 | sc->sc_cb->pcb_driver_curfrag[pq] = htole32(i)((__uint32_t)(i)); |
| 390 | else |
| 391 | sc->sc_cb->pcb_driver_curfrag[pq] = 0; |
| 392 | } |
| 393 | |
| 394 | /* |
| 395 | * Turn off interrupts, reset the device (possibly loading firmware), |
| 396 | * and put everything in a known state. |
| 397 | */ |
| 398 | int |
| 399 | pgt_reset(struct pgt_softc *sc) |
| 400 | { |
| 401 | int error; |
| 402 | |
| 403 | /* disable all interrupts */ |
| 404 | pgt_write_4_flush(sc, PGT_REG_INT_EN0x0018, 0); |
| 405 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 406 | |
| 407 | /* |
| 408 | * Set up the management receive queue, assuming there are no |
| 409 | * requests in progress. |
| 410 | */ |
| 411 | bus_dmamap_sync(sc->sc_dmat, sc->sc_cbdmam, 0,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x02 | 0x04 )) |
| 412 | sc->sc_cbdmam->dm_mapsize,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x02 | 0x04 )) |
| 413 | BUS_DMASYNC_POSTREAD | BUS_DMASYNC_PREWRITE)(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x02 | 0x04 )); |
| 414 | pgt_cleanup_queue(sc, PGT_QUEUE_DATA_LOW_RX, |
| 415 | &sc->sc_cb->pcb_data_low_rx[0]); |
| 416 | pgt_cleanup_queue(sc, PGT_QUEUE_DATA_LOW_TX, |
| 417 | &sc->sc_cb->pcb_data_low_tx[0]); |
| 418 | pgt_cleanup_queue(sc, PGT_QUEUE_DATA_HIGH_RX, |
| 419 | &sc->sc_cb->pcb_data_high_rx[0]); |
| 420 | pgt_cleanup_queue(sc, PGT_QUEUE_DATA_HIGH_TX, |
| 421 | &sc->sc_cb->pcb_data_high_tx[0]); |
| 422 | pgt_cleanup_queue(sc, PGT_QUEUE_MGMT_RX, |
| 423 | &sc->sc_cb->pcb_mgmt_rx[0]); |
| 424 | pgt_cleanup_queue(sc, PGT_QUEUE_MGMT_TX, |
| 425 | &sc->sc_cb->pcb_mgmt_tx[0]); |
| 426 | bus_dmamap_sync(sc->sc_dmat, sc->sc_cbdmam, 0,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x08 | 0x01 )) |
| 427 | sc->sc_cbdmam->dm_mapsize,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x08 | 0x01 )) |
| 428 | BUS_DMASYNC_POSTWRITE | BUS_DMASYNC_PREREAD)(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x08 | 0x01 )); |
| 429 | |
| 430 | /* load firmware */ |
| 431 | if (sc->sc_flags & SC_NEEDS_FIRMWARE0x00000001) { |
| 432 | error = pgt_load_firmware(sc); |
| 433 | if (error) { |
| 434 | printf("%s: firmware load failed\n", |
| 435 | sc->sc_dev.dv_xname); |
| 436 | return (error); |
| 437 | } |
| 438 | sc->sc_flags &= ~SC_NEEDS_FIRMWARE0x00000001; |
| 439 | DPRINTF(("%s: firmware loaded\n", sc->sc_dev.dv_xname)); |
| 440 | } |
| 441 | |
| 442 | /* upload the control block's DMA address */ |
| 443 | pgt_write_4_flush(sc, PGT_REG_CTRL_BLK_BASE0x0020, |
| 444 | htole32((uint32_t)sc->sc_cbdmam->dm_segs[0].ds_addr)((__uint32_t)((uint32_t)sc->sc_cbdmam->dm_segs[0].ds_addr ))); |
| 445 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 446 | |
| 447 | /* send a reset event */ |
| 448 | pgt_write_4_flush(sc, PGT_REG_DEV_INT0x0000, PGT_DEV_INT_RESET0x00000001); |
| 449 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 450 | |
| 451 | /* await only the initialization interrupt */ |
| 452 | pgt_write_4_flush(sc, PGT_REG_INT_EN0x0018, PGT_INT_STAT_INIT0x00000004); |
| 453 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 454 | |
| 455 | return (0); |
| 456 | } |
| 457 | |
| 458 | /* |
| 459 | * If we're trying to reset and the device has seemingly not been detached, |
| 460 | * we'll spend a minute seeing if we can't do the reset. |
| 461 | */ |
| 462 | void |
| 463 | pgt_stop(struct pgt_softc *sc, unsigned int flag) |
| 464 | { |
| 465 | struct ieee80211com *ic; |
| 466 | unsigned int wokeup; |
| 467 | int tryagain = 0; |
| 468 | |
| 469 | ic = &sc->sc_ic; |
| 470 | |
| 471 | ic->ic_ific_ac.ac_if.if_flags &= ~IFF_RUNNING0x40; |
| 472 | sc->sc_flags |= SC_UNINITIALIZED0x00000002; |
| 473 | sc->sc_flags |= flag; |
| 474 | |
| 475 | pgt_drain_tx_queue(sc, PGT_QUEUE_DATA_LOW_TX); |
| 476 | pgt_drain_tx_queue(sc, PGT_QUEUE_DATA_HIGH_TX); |
| 477 | pgt_drain_tx_queue(sc, PGT_QUEUE_MGMT_TX); |
| 478 | |
| 479 | trying_again: |
| 480 | /* disable all interrupts */ |
| 481 | pgt_write_4_flush(sc, PGT_REG_INT_EN0x0018, 0); |
| 482 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 483 | |
| 484 | /* reboot card */ |
| 485 | pgt_reboot(sc); |
| 486 | |
| 487 | do { |
| 488 | wokeup = 0; |
| 489 | /* |
| 490 | * We don't expect to be woken up, just to drop the lock |
| 491 | * and time out. Only tx queues can have anything valid |
| 492 | * on them outside of an interrupt. |
| 493 | */ |
| 494 | while (!TAILQ_EMPTY(&sc->sc_mgmtinprog)(((&sc->sc_mgmtinprog)->tqh_first) == ((void *)0))) { |
| 495 | struct pgt_mgmt_desc *pmd; |
| 496 | |
| 497 | pmd = TAILQ_FIRST(&sc->sc_mgmtinprog)((&sc->sc_mgmtinprog)->tqh_first); |
| 498 | TAILQ_REMOVE(&sc->sc_mgmtinprog, pmd, pmd_link)do { if (((pmd)->pmd_link.tqe_next) != ((void *)0)) (pmd)-> pmd_link.tqe_next->pmd_link.tqe_prev = (pmd)->pmd_link. tqe_prev; else (&sc->sc_mgmtinprog)->tqh_last = (pmd )->pmd_link.tqe_prev; *(pmd)->pmd_link.tqe_prev = (pmd) ->pmd_link.tqe_next; ((pmd)->pmd_link.tqe_prev) = ((void *)-1); ((pmd)->pmd_link.tqe_next) = ((void *)-1); } while (0); |
| 499 | pmd->pmd_error = ENETRESET52; |
| 500 | wakeup_one(pmd)wakeup_n((pmd), 1); |
| 501 | if (sc->sc_debug & SC_DEBUG_MGMT0x00000002) |
| 502 | DPRINTF(("%s: queue: mgmt %p <- %#x " |
| 503 | "(drained)\n", sc->sc_dev.dv_xname, |
| 504 | pmd, pmd->pmd_oid)); |
| 505 | wokeup++; |
| 506 | } |
| 507 | if (wokeup > 0) { |
| 508 | if (flag == SC_NEEDS_RESET0x00000008 && sc->sc_flags & SC_DYING0x00000004) { |
| 509 | sc->sc_flags &= ~flag; |
| 510 | return; |
| 511 | } |
| 512 | } |
| 513 | } while (wokeup > 0); |
| 514 | |
| 515 | if (flag == SC_NEEDS_RESET0x00000008) { |
| 516 | int error; |
| 517 | |
| 518 | DPRINTF(("%s: resetting\n", sc->sc_dev.dv_xname)); |
| 519 | sc->sc_flags &= ~SC_POWERSAVE0x00000040; |
| 520 | sc->sc_flags |= SC_NEEDS_FIRMWARE0x00000001; |
| 521 | error = pgt_reset(sc); |
| 522 | if (error == 0) { |
| 523 | tsleep_nsec(&sc->sc_flags, 0, "pgtres", SEC_TO_NSEC(1)); |
| 524 | if (sc->sc_flags & SC_UNINITIALIZED0x00000002) { |
| 525 | printf("%s: not responding\n", |
| 526 | sc->sc_dev.dv_xname); |
| 527 | /* Thud. It was probably removed. */ |
| 528 | if (tryagain) |
| 529 | panic("pgt went for lunch"); /* XXX */ |
| 530 | tryagain = 1; |
| 531 | } else { |
| 532 | /* await all interrupts */ |
| 533 | pgt_write_4_flush(sc, PGT_REG_INT_EN0x0018, |
| 534 | PGT_INT_STAT_SOURCES0x8000401e); |
| 535 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 536 | ic->ic_ific_ac.ac_if.if_flags |= IFF_RUNNING0x40; |
| 537 | } |
| 538 | } |
| 539 | |
| 540 | if (tryagain) |
| 541 | goto trying_again; |
| 542 | |
| 543 | sc->sc_flags &= ~flag; |
| 544 | if (ic->ic_ific_ac.ac_if.if_flags & IFF_RUNNING0x40) |
| 545 | pgt_update_hw_from_sw(sc, |
| 546 | ic->ic_state != IEEE80211_S_INIT); |
| 547 | } |
| 548 | |
| 549 | ic->ic_ific_ac.ac_if.if_flags &= ~IFF_RUNNING0x40; |
| 550 | ifq_clr_oactive(&ic->ic_ific_ac.ac_if.if_snd); |
| 551 | ieee80211_new_state(&sc->sc_ic, IEEE80211_S_INIT, -1)(((&sc->sc_ic)->ic_newstate)((&sc->sc_ic), ( IEEE80211_S_INIT), (-1))); |
| 552 | } |
| 553 | |
| 554 | void |
| 555 | pgt_attach(struct device *self) |
| 556 | { |
| 557 | struct pgt_softc *sc = (struct pgt_softc *)self; |
| 558 | int error; |
| 559 | |
| 560 | /* debug flags */ |
| 561 | //sc->sc_debug |= SC_DEBUG_QUEUES; /* super verbose */ |
| 562 | //sc->sc_debug |= SC_DEBUG_MGMT; |
| 563 | sc->sc_debug |= SC_DEBUG_UNEXPECTED0x00000004; |
| 564 | //sc->sc_debug |= SC_DEBUG_TRIGGER; /* verbose */ |
| 565 | //sc->sc_debug |= SC_DEBUG_EVENTS; /* super verbose */ |
| 566 | //sc->sc_debug |= SC_DEBUG_POWER; |
| 567 | sc->sc_debug |= SC_DEBUG_TRAP0x00000040; |
| 568 | sc->sc_debug |= SC_DEBUG_LINK0x00000080; |
| 569 | //sc->sc_debug |= SC_DEBUG_RXANNEX; |
| 570 | //sc->sc_debug |= SC_DEBUG_RXFRAG; |
| 571 | //sc->sc_debug |= SC_DEBUG_RXETHER; |
| 572 | |
| 573 | /* enable card if possible */ |
| 574 | if (sc->sc_enable != NULL((void *)0)) |
| 575 | (*sc->sc_enable)(sc); |
| 576 | |
| 577 | error = pgt_dma_alloc(sc); |
| 578 | if (error) |
| 579 | return; |
| 580 | |
| 581 | sc->sc_ic.ic_ific_ac.ac_if.if_softc = sc; |
| 582 | TAILQ_INIT(&sc->sc_mgmtinprog)do { (&sc->sc_mgmtinprog)->tqh_first = ((void *)0); (&sc->sc_mgmtinprog)->tqh_last = &(&sc-> sc_mgmtinprog)->tqh_first; } while (0); |
| 583 | TAILQ_INIT(&sc->sc_kthread.sck_traps)do { (&sc->sc_kthread.sck_traps)->tqh_first = ((void *)0); (&sc->sc_kthread.sck_traps)->tqh_last = & (&sc->sc_kthread.sck_traps)->tqh_first; } while (0); |
| 584 | sc->sc_flags |= SC_NEEDS_FIRMWARE0x00000001 | SC_UNINITIALIZED0x00000002; |
| 585 | sc->sc_80211_ioc_auth = IEEE80211_AUTH_OPEN1; |
| 586 | |
| 587 | error = pgt_reset(sc); |
| 588 | if (error) |
| 589 | return; |
| 590 | |
| 591 | tsleep_nsec(&sc->sc_flags, 0, "pgtres", SEC_TO_NSEC(1)); |
| 592 | if (sc->sc_flags & SC_UNINITIALIZED0x00000002) { |
| 593 | printf("%s: not responding\n", sc->sc_dev.dv_xname); |
| 594 | sc->sc_flags |= SC_NEEDS_FIRMWARE0x00000001; |
| 595 | return; |
| 596 | } else { |
| 597 | /* await all interrupts */ |
| 598 | pgt_write_4_flush(sc, PGT_REG_INT_EN0x0018, PGT_INT_STAT_SOURCES0x8000401e); |
| 599 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 600 | } |
| 601 | |
| 602 | error = pgt_net_attach(sc); |
| 603 | if (error) |
| 604 | return; |
| 605 | |
| 606 | if (kthread_create(pgt_per_device_kthread, sc, NULL((void *)0), |
| 607 | sc->sc_dev.dv_xname) != 0) |
| 608 | return; |
| 609 | |
| 610 | ieee80211_new_state(&sc->sc_ic, IEEE80211_S_INIT, -1)(((&sc->sc_ic)->ic_newstate)((&sc->sc_ic), ( IEEE80211_S_INIT), (-1))); |
| 611 | } |
| 612 | |
| 613 | int |
| 614 | pgt_detach(struct pgt_softc *sc) |
| 615 | { |
| 616 | if (sc->sc_flags & SC_NEEDS_FIRMWARE0x00000001 || sc->sc_flags & SC_UNINITIALIZED0x00000002) |
| 617 | /* device was not initialized correctly, so leave early */ |
| 618 | goto out; |
| 619 | |
| 620 | /* stop card */ |
| 621 | pgt_stop(sc, SC_DYING0x00000004); |
| 622 | pgt_reboot(sc); |
| 623 | |
| 624 | ieee80211_ifdetach(&sc->sc_ic.ic_ific_ac.ac_if); |
| 625 | if_detach(&sc->sc_ic.ic_ific_ac.ac_if); |
| 626 | |
| 627 | out: |
| 628 | /* disable card if possible */ |
| 629 | if (sc->sc_disable != NULL((void *)0)) |
| 630 | (*sc->sc_disable)(sc); |
| 631 | |
| 632 | pgt_dma_free(sc); |
| 633 | |
| 634 | return (0); |
| 635 | } |
| 636 | |
| 637 | void |
| 638 | pgt_reboot(struct pgt_softc *sc) |
| 639 | { |
| 640 | uint32_t reg; |
| 641 | |
| 642 | reg = pgt_read_4(sc, PGT_REG_CTRL_STAT0x0078); |
| 643 | reg &= ~(PGT_CTRL_STAT_RESET0x10000000 | PGT_CTRL_STAT_RAMBOOT0x20000000); |
| 644 | pgt_write_4(sc, PGT_REG_CTRL_STAT0x0078, reg); |
| 645 | pgt_write_memory_barrier(sc); |
| 646 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 647 | |
| 648 | reg |= PGT_CTRL_STAT_RESET0x10000000; |
| 649 | pgt_write_4(sc, PGT_REG_CTRL_STAT0x0078, reg); |
| 650 | pgt_write_memory_barrier(sc); |
| 651 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 652 | |
| 653 | reg &= ~PGT_CTRL_STAT_RESET0x10000000; |
| 654 | pgt_write_4(sc, PGT_REG_CTRL_STAT0x0078, reg); |
| 655 | pgt_write_memory_barrier(sc); |
| 656 | DELAY(PGT_RESET_DELAY)(*delay_func)(50000); |
| 657 | } |
| 658 | |
| 659 | void |
| 660 | pgt_init_intr(struct pgt_softc *sc) |
| 661 | { |
| 662 | if ((sc->sc_flags & SC_UNINITIALIZED0x00000002) == 0) { |
| 663 | if (sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 664 | DPRINTF(("%s: spurious initialization\n", |
| 665 | sc->sc_dev.dv_xname)); |
| 666 | } else { |
| 667 | sc->sc_flags &= ~SC_UNINITIALIZED0x00000002; |
| 668 | wakeup(&sc->sc_flags); |
| 669 | } |
| 670 | } |
| 671 | |
| 672 | /* |
| 673 | * If called with a NULL last_nextpkt, only the mgmt queue will be checked |
| 674 | * for new packets. |
| 675 | */ |
| 676 | void |
| 677 | pgt_update_intr(struct pgt_softc *sc, int hack) |
| 678 | { |
| 679 | /* priority order */ |
| 680 | enum pgt_queue pqs[PGT_QUEUE_COUNT6] = { |
| 681 | PGT_QUEUE_MGMT_TX, PGT_QUEUE_MGMT_RX, |
| 682 | PGT_QUEUE_DATA_HIGH_TX, PGT_QUEUE_DATA_HIGH_RX, |
| 683 | PGT_QUEUE_DATA_LOW_TX, PGT_QUEUE_DATA_LOW_RX |
| 684 | }; |
| 685 | struct mbuf *m; |
| 686 | uint32_t npend; |
| 687 | unsigned int dirtycount; |
| 688 | int i; |
| 689 | |
| 690 | bus_dmamap_sync(sc->sc_dmat, sc->sc_cbdmam, 0,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x02 | 0x04 )) |
| 691 | sc->sc_cbdmam->dm_mapsize,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x02 | 0x04 )) |
| 692 | BUS_DMASYNC_POSTREAD | BUS_DMASYNC_PREWRITE)(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x02 | 0x04 )); |
| 693 | pgt_debug_events(sc, "intr"); |
| 694 | /* |
| 695 | * Check for completion of tx in their dirty queues. |
| 696 | * Check completion of rx into their dirty queues. |
| 697 | */ |
| 698 | for (i = 0; i < PGT_QUEUE_COUNT6; i++) { |
| 699 | size_t qdirty, qfree; |
| 700 | |
| 701 | qdirty = sc->sc_dirtyq_count[pqs[i]]; |
| 702 | qfree = sc->sc_freeq_count[pqs[i]]; |
| 703 | /* |
| 704 | * We want the wrap-around here. |
| 705 | */ |
| 706 | if (pgt_queue_is_rx(pqs[i])) { |
| 707 | int data; |
| 708 | |
| 709 | data = pgt_queue_is_data(pqs[i]); |
| 710 | #ifdef PGT_BUGGY_INTERRUPT_RECOVERY |
| 711 | if (hack && data) |
| 712 | continue; |
| 713 | #endif |
| 714 | npend = pgt_queue_frags_pending(sc, pqs[i]); |
| 715 | /* |
| 716 | * Receive queues clean up below, so qdirty must |
| 717 | * always be 0. |
| 718 | */ |
| 719 | if (npend > qfree) { |
| 720 | if (sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 721 | DPRINTF(("%s: rx queue [%u] " |
| 722 | "overflowed by %u\n", |
| 723 | sc->sc_dev.dv_xname, pqs[i], |
| 724 | npend - qfree)); |
| 725 | sc->sc_flags |= SC_INTR_RESET0x00000020; |
| 726 | break; |
| 727 | } |
| 728 | while (qfree-- > npend) |
| 729 | pgt_rxdone(sc, pqs[i]); |
| 730 | } else { |
| 731 | npend = pgt_queue_frags_pending(sc, pqs[i]); |
| 732 | if (npend > qdirty) { |
| 733 | if (sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 734 | DPRINTF(("%s: tx queue [%u] " |
| 735 | "underflowed by %u\n", |
| 736 | sc->sc_dev.dv_xname, pqs[i], |
| 737 | npend - qdirty)); |
| 738 | sc->sc_flags |= SC_INTR_RESET0x00000020; |
| 739 | break; |
| 740 | } |
| 741 | /* |
| 742 | * If the free queue was empty, or the data transmit |
| 743 | * queue just became empty, wake up any waiters. |
| 744 | */ |
| 745 | if (qdirty > npend) { |
| 746 | if (pgt_queue_is_data(pqs[i])) { |
| 747 | sc->sc_ic.ic_ific_ac.ac_if.if_timer = 0; |
| 748 | ifq_clr_oactive( |
| 749 | &sc->sc_ic.ic_ific_ac.ac_if.if_snd); |
| 750 | } |
| 751 | while (qdirty-- > npend) |
| 752 | pgt_txdone(sc, pqs[i]); |
| 753 | } |
| 754 | } |
| 755 | } |
| 756 | |
| 757 | /* |
| 758 | * This is the deferred completion for received management frames |
| 759 | * and where we queue network frames for stack input. |
| 760 | */ |
| 761 | dirtycount = sc->sc_dirtyq_count[PGT_QUEUE_MGMT_RX]; |
| 762 | while (!TAILQ_EMPTY(&sc->sc_dirtyq[PGT_QUEUE_MGMT_RX])(((&sc->sc_dirtyq[PGT_QUEUE_MGMT_RX])->tqh_first) == ((void *)0))) { |
| 763 | struct pgt_mgmt_desc *pmd; |
| 764 | |
| 765 | pmd = TAILQ_FIRST(&sc->sc_mgmtinprog)((&sc->sc_mgmtinprog)->tqh_first); |
| 766 | /* |
| 767 | * If there is no mgmt request in progress or the operation |
| 768 | * returned is explicitly a trap, this pmd will essentially |
| 769 | * be ignored. |
| 770 | */ |
| 771 | pgt_mgmtrx_completion(sc, pmd); |
| 772 | } |
| 773 | sc->sc_cb->pcb_driver_curfrag[PGT_QUEUE_MGMT_RX] = |
| 774 | htole32(dirtycount +((__uint32_t)(dirtycount + ((__uint32_t)(sc->sc_cb->pcb_driver_curfrag [PGT_QUEUE_MGMT_RX])))) |
| 775 | letoh32(sc->sc_cb->pcb_driver_curfrag[PGT_QUEUE_MGMT_RX]))((__uint32_t)(dirtycount + ((__uint32_t)(sc->sc_cb->pcb_driver_curfrag [PGT_QUEUE_MGMT_RX])))); |
| 776 | |
| 777 | dirtycount = sc->sc_dirtyq_count[PGT_QUEUE_DATA_HIGH_RX]; |
| 778 | while (!TAILQ_EMPTY(&sc->sc_dirtyq[PGT_QUEUE_DATA_HIGH_RX])(((&sc->sc_dirtyq[PGT_QUEUE_DATA_HIGH_RX])->tqh_first ) == ((void *)0))) { |
| 779 | if ((m = pgt_datarx_completion(sc, PGT_QUEUE_DATA_HIGH_RX))) |
| 780 | pgt_input_frames(sc, m); |
| 781 | } |
| 782 | sc->sc_cb->pcb_driver_curfrag[PGT_QUEUE_DATA_HIGH_RX] = |
| 783 | htole32(dirtycount +((__uint32_t)(dirtycount + ((__uint32_t)(sc->sc_cb->pcb_driver_curfrag [PGT_QUEUE_DATA_HIGH_RX])))) |
| 784 | letoh32(sc->sc_cb->pcb_driver_curfrag[PGT_QUEUE_DATA_HIGH_RX]))((__uint32_t)(dirtycount + ((__uint32_t)(sc->sc_cb->pcb_driver_curfrag [PGT_QUEUE_DATA_HIGH_RX])))); |
| 785 | |
| 786 | dirtycount = sc->sc_dirtyq_count[PGT_QUEUE_DATA_LOW_RX]; |
| 787 | while (!TAILQ_EMPTY(&sc->sc_dirtyq[PGT_QUEUE_DATA_LOW_RX])(((&sc->sc_dirtyq[PGT_QUEUE_DATA_LOW_RX])->tqh_first ) == ((void *)0))) { |
| 788 | if ((m = pgt_datarx_completion(sc, PGT_QUEUE_DATA_LOW_RX))) |
| 789 | pgt_input_frames(sc, m); |
| 790 | } |
| 791 | sc->sc_cb->pcb_driver_curfrag[PGT_QUEUE_DATA_LOW_RX] = |
| 792 | htole32(dirtycount +((__uint32_t)(dirtycount + ((__uint32_t)(sc->sc_cb->pcb_driver_curfrag [PGT_QUEUE_DATA_LOW_RX])))) |
| 793 | letoh32(sc->sc_cb->pcb_driver_curfrag[PGT_QUEUE_DATA_LOW_RX]))((__uint32_t)(dirtycount + ((__uint32_t)(sc->sc_cb->pcb_driver_curfrag [PGT_QUEUE_DATA_LOW_RX])))); |
| 794 | |
| 795 | /* |
| 796 | * Write out what we've finished with. |
| 797 | */ |
| 798 | bus_dmamap_sync(sc->sc_dmat, sc->sc_cbdmam, 0,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x08 | 0x01 )) |
| 799 | sc->sc_cbdmam->dm_mapsize,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x08 | 0x01 )) |
| 800 | BUS_DMASYNC_POSTWRITE | BUS_DMASYNC_PREREAD)(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x08 | 0x01 )); |
| 801 | } |
| 802 | |
| 803 | struct mbuf * |
| 804 | pgt_ieee80211_encap(struct pgt_softc *sc, struct ether_header *eh, |
| 805 | struct mbuf *m, struct ieee80211_node **ni) |
| 806 | { |
| 807 | struct ieee80211com *ic; |
| 808 | struct ieee80211_frame *frame; |
| 809 | struct llc *snap; |
| 810 | |
| 811 | ic = &sc->sc_ic; |
| 812 | if (ni != NULL((void *)0) && ic->ic_opmode == IEEE80211_M_MONITOR) { |
| 813 | *ni = ieee80211_ref_node(ic->ic_bss); |
| 814 | (*ni)->ni_inact = 0; |
| 815 | return (m); |
| 816 | } |
| 817 | |
| 818 | M_PREPEND(m, sizeof(*frame) + sizeof(*snap), M_DONTWAIT)(m) = m_prepend((m), (sizeof(*frame) + sizeof(*snap)), (0x0002 )); |
| 819 | if (m == NULL((void *)0)) |
| 820 | return (m); |
| 821 | if (m->m_lenm_hdr.mh_len < sizeof(*frame) + sizeof(*snap)) { |
| 822 | m = m_pullup(m, sizeof(*frame) + sizeof(*snap)); |
| 823 | if (m == NULL((void *)0)) |
| 824 | return (m); |
| 825 | } |
| 826 | frame = mtod(m, struct ieee80211_frame *)((struct ieee80211_frame *)((m)->m_hdr.mh_data)); |
| 827 | snap = (struct llc *)&frame[1]; |
| 828 | if (ni != NULL((void *)0)) { |
| 829 | if (ic->ic_opmode == IEEE80211_M_STA) { |
| 830 | *ni = ieee80211_ref_node(ic->ic_bss); |
| 831 | } |
| 832 | #ifndef IEEE80211_STA_ONLY |
| 833 | else { |
| 834 | *ni = ieee80211_find_node(ic, eh->ether_shost); |
| 835 | /* |
| 836 | * Make up associations for ad-hoc mode. To support |
| 837 | * ad-hoc WPA, we'll need to maintain a bounded |
| 838 | * pool of ad-hoc stations. |
| 839 | */ |
| 840 | if (*ni == NULL((void *)0) && |
| 841 | ic->ic_opmode != IEEE80211_M_HOSTAP) { |
| 842 | *ni = ieee80211_dup_bss(ic, eh->ether_shost); |
| 843 | if (*ni != NULL((void *)0)) { |
| 844 | (*ni)->ni_associd = 1; |
| 845 | ic->ic_newassoc(ic, *ni, 1); |
| 846 | } |
| 847 | } |
| 848 | if (*ni == NULL((void *)0)) { |
| 849 | m_freem(m); |
| 850 | return (NULL((void *)0)); |
| 851 | } |
| 852 | } |
| 853 | #endif |
| 854 | (*ni)->ni_inact = 0; |
| 855 | } |
| 856 | snap->llc_dsap = snap->llc_ssap = LLC_SNAP_LSAP0xaa; |
| 857 | snap->llc_controlllc_un.type_u.control = LLC_UI0x3; |
| 858 | snap->llc_snapllc_un.type_snap.org_code[0] = 0; |
| 859 | snap->llc_snapllc_un.type_snap.org_code[1] = 0; |
| 860 | snap->llc_snapllc_un.type_snap.org_code[2] = 0; |
| 861 | snap->llc_snapllc_un.type_snap.ether_type = eh->ether_type; |
| 862 | frame->i_fc[0] = IEEE80211_FC0_VERSION_00x00 | IEEE80211_FC0_TYPE_DATA0x08; |
| 863 | /* Doesn't look like much of the 802.11 header is available. */ |
| 864 | *(uint16_t *)frame->i_dur = *(uint16_t *)frame->i_seq = 0; |
| 865 | /* |
| 866 | * Translate the addresses; WDS is not handled. |
| 867 | */ |
| 868 | switch (ic->ic_opmode) { |
| 869 | case IEEE80211_M_STA: |
| 870 | frame->i_fc[1] = IEEE80211_FC1_DIR_FROMDS0x02; |
| 871 | IEEE80211_ADDR_COPY(frame->i_addr1, eh->ether_dhost)__builtin_memcpy((frame->i_addr1), (eh->ether_dhost), ( 6)); |
| 872 | IEEE80211_ADDR_COPY(frame->i_addr2, ic->ic_bss->ni_bssid)__builtin_memcpy((frame->i_addr2), (ic->ic_bss->ni_bssid ), (6)); |
| 873 | IEEE80211_ADDR_COPY(frame->i_addr3, eh->ether_shost)__builtin_memcpy((frame->i_addr3), (eh->ether_shost), ( 6)); |
| 874 | break; |
| 875 | #ifndef IEEE80211_STA_ONLY |
| 876 | case IEEE80211_M_IBSS: |
| 877 | case IEEE80211_M_AHDEMO: |
| 878 | frame->i_fc[1] = IEEE80211_FC1_DIR_NODS0x00; |
| 879 | IEEE80211_ADDR_COPY(frame->i_addr1, eh->ether_dhost)__builtin_memcpy((frame->i_addr1), (eh->ether_dhost), ( 6)); |
| 880 | IEEE80211_ADDR_COPY(frame->i_addr2, eh->ether_shost)__builtin_memcpy((frame->i_addr2), (eh->ether_shost), ( 6)); |
| 881 | IEEE80211_ADDR_COPY(frame->i_addr3, ic->ic_bss->ni_bssid)__builtin_memcpy((frame->i_addr3), (ic->ic_bss->ni_bssid ), (6)); |
| 882 | break; |
| 883 | case IEEE80211_M_HOSTAP: |
| 884 | /* HostAP forwarding defaults to being done on firmware. */ |
| 885 | frame->i_fc[1] = IEEE80211_FC1_DIR_TODS0x01; |
| 886 | IEEE80211_ADDR_COPY(frame->i_addr1, ic->ic_bss->ni_bssid)__builtin_memcpy((frame->i_addr1), (ic->ic_bss->ni_bssid ), (6)); |
| 887 | IEEE80211_ADDR_COPY(frame->i_addr2, eh->ether_shost)__builtin_memcpy((frame->i_addr2), (eh->ether_shost), ( 6)); |
| 888 | IEEE80211_ADDR_COPY(frame->i_addr3, eh->ether_dhost)__builtin_memcpy((frame->i_addr3), (eh->ether_dhost), ( 6)); |
| 889 | break; |
| 890 | #endif |
| 891 | default: |
| 892 | break; |
| 893 | } |
| 894 | return (m); |
| 895 | } |
| 896 | |
| 897 | void |
| 898 | pgt_input_frames(struct pgt_softc *sc, struct mbuf *m) |
| 899 | { |
| 900 | struct ether_header eh; |
| 901 | struct mbuf_list ml = MBUF_LIST_INITIALIZER(){ ((void *)0), ((void *)0), 0 }; |
| 902 | struct ifnet *ifp; |
| 903 | struct ieee80211_channel *chan; |
| 904 | struct ieee80211_rxinfo rxi; |
| 905 | struct ieee80211_node *ni; |
| 906 | struct ieee80211com *ic; |
| 907 | struct pgt_rx_annex *pra; |
| 908 | struct pgt_rx_header *pha; |
| 909 | struct mbuf *next; |
| 910 | unsigned int n; |
| 911 | uint32_t rstamp; |
| 912 | uint8_t rssi; |
| 913 | |
| 914 | ic = &sc->sc_ic; |
| 915 | ifp = &ic->ic_ific_ac.ac_if; |
| 916 | for (next = m; m != NULL((void *)0); m = next) { |
| 917 | next = m->m_nextpktm_hdr.mh_nextpkt; |
| 918 | m->m_nextpktm_hdr.mh_nextpkt = NULL((void *)0); |
| 919 | |
| 920 | if (ic->ic_opmode == IEEE80211_M_MONITOR) { |
| 921 | if (m->m_lenm_hdr.mh_len < sizeof(*pha)) { |
| 922 | m = m_pullup(m, sizeof(*pha)); |
| 923 | if (m == NULL((void *)0)) { |
| 924 | if (sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 925 | DPRINTF(("%s: m_pullup " |
| 926 | "failure\n", |
| 927 | sc->sc_dev.dv_xname)); |
| 928 | ifp->if_ierrorsif_data.ifi_ierrors++; |
| 929 | continue; |
| 930 | } |
| 931 | } |
| 932 | pha = mtod(m, struct pgt_rx_header *)((struct pgt_rx_header *)((m)->m_hdr.mh_data)); |
| 933 | pra = NULL((void *)0); |
| 934 | goto input; |
| 935 | } |
| 936 | |
| 937 | if (m->m_lenm_hdr.mh_len < sizeof(*pra)) { |
| 938 | m = m_pullup(m, sizeof(*pra)); |
| 939 | if (m == NULL((void *)0)) { |
| 940 | if (sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 941 | DPRINTF(("%s: m_pullup failure\n", |
| 942 | sc->sc_dev.dv_xname)); |
| 943 | ifp->if_ierrorsif_data.ifi_ierrors++; |
| 944 | continue; |
| 945 | } |
| 946 | } |
| 947 | pra = mtod(m, struct pgt_rx_annex *)((struct pgt_rx_annex *)((m)->m_hdr.mh_data)); |
| 948 | pha = &pra->pra_header; |
| 949 | if (sc->sc_debug & SC_DEBUG_RXANNEX0x00000100) |
| 950 | DPRINTF(("%s: rx annex: ? %04x " |
| 951 | "len %u clock %u flags %02x ? %02x rate %u ? %02x " |
| 952 | "freq %u ? %04x rssi %u pad %02x%02x%02x\n", |
| 953 | sc->sc_dev.dv_xname, |
| 954 | letoh16(pha->pra_unknown0), |
| 955 | letoh16(pha->pra_length), |
| 956 | letoh32(pha->pra_clock), pha->pra_flags, |
| 957 | pha->pra_unknown1, pha->pra_rate, |
| 958 | pha->pra_unknown2, letoh32(pha->pra_frequency), |
| 959 | pha->pra_unknown3, pha->pra_rssi, |
| 960 | pha->pra_pad[0], pha->pra_pad[1], pha->pra_pad[2])); |
| 961 | if (sc->sc_debug & SC_DEBUG_RXETHER0x00000400) |
| 962 | DPRINTF(("%s: rx ether: %s < %s 0x%04x\n", |
| 963 | sc->sc_dev.dv_xname, |
| 964 | ether_sprintf(pra->pra_ether_dhost), |
| 965 | ether_sprintf(pra->pra_ether_shost), |
| 966 | ntohs(pra->pra_ether_type))); |
| 967 | |
| 968 | memcpy(eh.ether_dhost, pra->pra_ether_dhost, ETHER_ADDR_LEN)__builtin_memcpy((eh.ether_dhost), (pra->pra_ether_dhost), (6)); |
| 969 | memcpy(eh.ether_shost, pra->pra_ether_shost, ETHER_ADDR_LEN)__builtin_memcpy((eh.ether_shost), (pra->pra_ether_shost), (6)); |
| 970 | eh.ether_type = pra->pra_ether_type; |
| 971 | |
| 972 | input: |
| 973 | /* |
| 974 | * This flag is set if e.g. packet could not be decrypted. |
| 975 | */ |
| 976 | if (pha->pra_flags & PRA_FLAG_BAD0x01) { |
| 977 | ifp->if_ierrorsif_data.ifi_ierrors++; |
| 978 | m_freem(m); |
| 979 | continue; |
| 980 | } |
| 981 | |
| 982 | /* |
| 983 | * After getting what we want, chop off the annex, then |
| 984 | * turn into something that looks like it really was |
| 985 | * 802.11. |
| 986 | */ |
| 987 | rssi = pha->pra_rssi; |
| 988 | rstamp = letoh32(pha->pra_clock)((__uint32_t)(pha->pra_clock)); |
| 989 | n = ieee80211_mhz2ieee(letoh32(pha->pra_frequency)((__uint32_t)(pha->pra_frequency)), 0); |
| 990 | if (n <= IEEE80211_CHAN_MAX255) |
| 991 | chan = &ic->ic_channels[n]; |
| 992 | else |
| 993 | chan = ic->ic_bss->ni_chan; |
| 994 | /* Send to 802.3 listeners. */ |
| 995 | if (pra) { |
| 996 | m_adj(m, sizeof(*pra)); |
| 997 | } else |
| 998 | m_adj(m, sizeof(*pha)); |
| 999 | |
| 1000 | m = pgt_ieee80211_encap(sc, &eh, m, &ni); |
| 1001 | if (m != NULL((void *)0)) { |
| 1002 | #if NBPFILTER1 > 0 |
| 1003 | if (sc->sc_drvbpf != NULL((void *)0)) { |
| 1004 | struct mbuf mb; |
| 1005 | struct pgt_rx_radiotap_hdr *tap = &sc->sc_rxtapsc_rxtapu.th; |
| 1006 | |
| 1007 | tap->wr_flags = 0; |
| 1008 | tap->wr_chan_freq = htole16(chan->ic_freq)((__uint16_t)(chan->ic_freq)); |
| 1009 | tap->wr_chan_flags = htole16(chan->ic_flags)((__uint16_t)(chan->ic_flags)); |
| 1010 | tap->wr_rssi = rssi; |
| 1011 | tap->wr_max_rssi = ic->ic_max_rssi; |
| 1012 | |
| 1013 | mb.m_datam_hdr.mh_data = (caddr_t)tap; |
| 1014 | mb.m_lenm_hdr.mh_len = sc->sc_rxtap_len; |
| 1015 | mb.m_nextm_hdr.mh_next = m; |
| 1016 | mb.m_nextpktm_hdr.mh_nextpkt = NULL((void *)0); |
| 1017 | mb.m_typem_hdr.mh_type = 0; |
| 1018 | mb.m_flagsm_hdr.mh_flags = 0; |
| 1019 | bpf_mtap(sc->sc_drvbpf, &mb, BPF_DIRECTION_IN(1 << 0)); |
| 1020 | } |
| 1021 | #endif |
| 1022 | memset(&rxi, 0, sizeof(rxi))__builtin_memset((&rxi), (0), (sizeof(rxi))); |
| 1023 | ni->ni_rssi = rxi.rxi_rssi = rssi; |
| 1024 | ni->ni_rstamp = rxi.rxi_tstamp = rstamp; |
| 1025 | ieee80211_inputm(ifp, m, ni, &rxi, &ml); |
| 1026 | /* |
| 1027 | * The frame may have caused the node to be marked for |
| 1028 | * reclamation (e.g. in response to a DEAUTH message) |
| 1029 | * so use free_node here instead of unref_node. |
| 1030 | */ |
| 1031 | if (ni == ic->ic_bss) |
| 1032 | ieee80211_unref_node(&ni); |
| 1033 | else |
| 1034 | ieee80211_release_node(&sc->sc_ic, ni); |
| 1035 | } else { |
| 1036 | ifp->if_ierrorsif_data.ifi_ierrors++; |
| 1037 | } |
| 1038 | } |
| 1039 | if_input(ifp, &ml); |
| 1040 | } |
| 1041 | |
| 1042 | void |
| 1043 | pgt_wakeup_intr(struct pgt_softc *sc) |
| 1044 | { |
| 1045 | int shouldupdate; |
| 1046 | int i; |
| 1047 | |
| 1048 | shouldupdate = 0; |
| 1049 | /* Check for any queues being empty before updating. */ |
| 1050 | bus_dmamap_sync(sc->sc_dmat, sc->sc_cbdmam, 0,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x02)) |
| 1051 | sc->sc_cbdmam->dm_mapsize,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x02)) |
| 1052 | BUS_DMASYNC_POSTREAD)(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x02)); |
| 1053 | for (i = 0; !shouldupdate && i < PGT_QUEUE_COUNT6; i++) { |
| 1054 | if (pgt_queue_is_tx(i)) |
| 1055 | shouldupdate = pgt_queue_frags_pending(sc, i); |
| 1056 | else |
| 1057 | shouldupdate = pgt_queue_frags_pending(sc, i) < |
| 1058 | sc->sc_freeq_count[i]; |
| 1059 | } |
| 1060 | if (!TAILQ_EMPTY(&sc->sc_mgmtinprog)(((&sc->sc_mgmtinprog)->tqh_first) == ((void *)0))) |
| 1061 | shouldupdate = 1; |
| 1062 | if (sc->sc_debug & SC_DEBUG_POWER0x00000020) |
| 1063 | DPRINTF(("%s: wakeup interrupt (update = %d)\n", |
| 1064 | sc->sc_dev.dv_xname, shouldupdate)); |
| 1065 | sc->sc_flags &= ~SC_POWERSAVE0x00000040; |
| 1066 | if (shouldupdate) { |
| 1067 | pgt_write_4_flush(sc, PGT_REG_DEV_INT0x0000, PGT_DEV_INT_UPDATE0x00000002); |
| 1068 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 1069 | } |
| 1070 | } |
| 1071 | |
| 1072 | void |
| 1073 | pgt_sleep_intr(struct pgt_softc *sc) |
| 1074 | { |
| 1075 | int allowed; |
| 1076 | int i; |
| 1077 | |
| 1078 | allowed = 1; |
| 1079 | /* Check for any queues not being empty before allowing. */ |
| 1080 | bus_dmamap_sync(sc->sc_dmat, sc->sc_cbdmam, 0,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x02)) |
| 1081 | sc->sc_cbdmam->dm_mapsize,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x02)) |
| 1082 | BUS_DMASYNC_POSTREAD)(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x02)); |
| 1083 | for (i = 0; allowed && i < PGT_QUEUE_COUNT6; i++) { |
| 1084 | if (pgt_queue_is_tx(i)) |
| 1085 | allowed = pgt_queue_frags_pending(sc, i) == 0; |
| 1086 | else |
| 1087 | allowed = pgt_queue_frags_pending(sc, i) >= |
| 1088 | sc->sc_freeq_count[i]; |
| 1089 | } |
| 1090 | if (!TAILQ_EMPTY(&sc->sc_mgmtinprog)(((&sc->sc_mgmtinprog)->tqh_first) == ((void *)0))) |
| 1091 | allowed = 0; |
| 1092 | if (sc->sc_debug & SC_DEBUG_POWER0x00000020) |
| 1093 | DPRINTF(("%s: sleep interrupt (allowed = %d)\n", |
| 1094 | sc->sc_dev.dv_xname, allowed)); |
| 1095 | if (allowed && sc->sc_ic.ic_flags & IEEE80211_F_PMGTON0x00000400) { |
| 1096 | sc->sc_flags |= SC_POWERSAVE0x00000040; |
| 1097 | pgt_write_4_flush(sc, PGT_REG_DEV_INT0x0000, PGT_DEV_INT_SLEEP0x00000010); |
| 1098 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 1099 | } |
| 1100 | } |
| 1101 | |
| 1102 | void |
| 1103 | pgt_empty_traps(struct pgt_softc_kthread *sck) |
| 1104 | { |
| 1105 | struct pgt_async_trap *pa; |
| 1106 | struct mbuf *m; |
| 1107 | |
| 1108 | while (!TAILQ_EMPTY(&sck->sck_traps)(((&sck->sck_traps)->tqh_first) == ((void *)0))) { |
| 1109 | pa = TAILQ_FIRST(&sck->sck_traps)((&sck->sck_traps)->tqh_first); |
| 1110 | TAILQ_REMOVE(&sck->sck_traps, pa, pa_link)do { if (((pa)->pa_link.tqe_next) != ((void *)0)) (pa)-> pa_link.tqe_next->pa_link.tqe_prev = (pa)->pa_link.tqe_prev ; else (&sck->sck_traps)->tqh_last = (pa)->pa_link .tqe_prev; *(pa)->pa_link.tqe_prev = (pa)->pa_link.tqe_next ; ((pa)->pa_link.tqe_prev) = ((void *)-1); ((pa)->pa_link .tqe_next) = ((void *)-1); } while (0); |
| 1111 | m = pa->pa_mbuf; |
| 1112 | m_freem(m); |
| 1113 | } |
| 1114 | } |
| 1115 | |
| 1116 | void |
| 1117 | pgt_per_device_kthread(void *argp) |
| 1118 | { |
| 1119 | struct pgt_softc *sc; |
| 1120 | struct pgt_softc_kthread *sck; |
| 1121 | struct pgt_async_trap *pa; |
| 1122 | struct mbuf *m; |
| 1123 | int s; |
| 1124 | |
| 1125 | sc = argp; |
| 1126 | sck = &sc->sc_kthread; |
| 1127 | while (!sck->sck_exit) { |
| 1128 | if (!sck->sck_update && !sck->sck_reset && |
| 1129 | TAILQ_EMPTY(&sck->sck_traps)(((&sck->sck_traps)->tqh_first) == ((void *)0))) |
| 1130 | tsleep_nsec(&sc->sc_kthread, 0, "pgtkth", INFSLP0xffffffffffffffffULL); |
| 1131 | if (sck->sck_reset) { |
| 1132 | DPRINTF(("%s: [thread] async reset\n", |
| 1133 | sc->sc_dev.dv_xname)); |
| 1134 | sck->sck_reset = 0; |
| 1135 | sck->sck_update = 0; |
| 1136 | pgt_empty_traps(sck); |
| 1137 | s = splnet()splraise(0x4); |
| 1138 | pgt_stop(sc, SC_NEEDS_RESET0x00000008); |
| 1139 | splx(s)spllower(s); |
| 1140 | } else if (!TAILQ_EMPTY(&sck->sck_traps)(((&sck->sck_traps)->tqh_first) == ((void *)0))) { |
| 1141 | DPRINTF(("%s: [thread] got a trap\n", |
| 1142 | sc->sc_dev.dv_xname)); |
| 1143 | pa = TAILQ_FIRST(&sck->sck_traps)((&sck->sck_traps)->tqh_first); |
| 1144 | TAILQ_REMOVE(&sck->sck_traps, pa, pa_link)do { if (((pa)->pa_link.tqe_next) != ((void *)0)) (pa)-> pa_link.tqe_next->pa_link.tqe_prev = (pa)->pa_link.tqe_prev ; else (&sck->sck_traps)->tqh_last = (pa)->pa_link .tqe_prev; *(pa)->pa_link.tqe_prev = (pa)->pa_link.tqe_next ; ((pa)->pa_link.tqe_prev) = ((void *)-1); ((pa)->pa_link .tqe_next) = ((void *)-1); } while (0); |
| 1145 | m = pa->pa_mbuf; |
| 1146 | m_adj(m, sizeof(*pa)); |
| 1147 | pgt_update_sw_from_hw(sc, pa, m); |
| 1148 | m_freem(m); |
| 1149 | } else if (sck->sck_update) { |
| 1150 | sck->sck_update = 0; |
| 1151 | pgt_update_sw_from_hw(sc, NULL((void *)0), NULL((void *)0)); |
| 1152 | } |
| 1153 | } |
| 1154 | pgt_empty_traps(sck); |
| 1155 | kthread_exit(0); |
| 1156 | } |
| 1157 | |
| 1158 | void |
| 1159 | pgt_async_reset(struct pgt_softc *sc) |
| 1160 | { |
| 1161 | if (sc->sc_flags & (SC_DYING0x00000004 | SC_NEEDS_RESET0x00000008)) |
| 1162 | return; |
| 1163 | sc->sc_kthread.sck_reset = 1; |
| 1164 | wakeup(&sc->sc_kthread); |
| 1165 | } |
| 1166 | |
| 1167 | void |
| 1168 | pgt_async_update(struct pgt_softc *sc) |
| 1169 | { |
| 1170 | if (sc->sc_flags & SC_DYING0x00000004) |
| 1171 | return; |
| 1172 | sc->sc_kthread.sck_update = 1; |
| 1173 | wakeup(&sc->sc_kthread); |
| 1174 | } |
| 1175 | |
| 1176 | int |
| 1177 | pgt_intr(void *arg) |
| 1178 | { |
| 1179 | struct pgt_softc *sc; |
| 1180 | struct ifnet *ifp; |
| 1181 | u_int32_t reg; |
| 1182 | |
| 1183 | sc = arg; |
| 1184 | ifp = &sc->sc_ic.ic_ific_ac.ac_if; |
| 1185 | |
| 1186 | /* |
| 1187 | * Here the Linux driver ands in the value of the INT_EN register, |
| 1188 | * and masks off everything but the documented interrupt bits. Why? |
| 1189 | * |
| 1190 | * Unknown bit 0x4000 is set upon initialization, 0x8000000 some |
| 1191 | * other times. |
| 1192 | */ |
| 1193 | if (sc->sc_ic.ic_flags & IEEE80211_F_PMGTON0x00000400 && |
| 1194 | sc->sc_flags & SC_POWERSAVE0x00000040) { |
| 1195 | /* |
| 1196 | * Don't try handling the interrupt in sleep mode. |
| 1197 | */ |
| 1198 | reg = pgt_read_4(sc, PGT_REG_CTRL_STAT0x0078); |
| 1199 | if (reg & PGT_CTRL_STAT_SLEEPMODE0x00000200) |
| 1200 | return (0); |
| 1201 | } |
| 1202 | reg = pgt_read_4(sc, PGT_REG_INT_STAT0x0010); |
| 1203 | if (reg == 0) |
| 1204 | return (0); /* This interrupt is not from us */ |
| 1205 | |
| 1206 | pgt_write_4_flush(sc, PGT_REG_INT_ACK0x0014, reg); |
| 1207 | if (reg & PGT_INT_STAT_INIT0x00000004) |
| 1208 | pgt_init_intr(sc); |
| 1209 | if (reg & PGT_INT_STAT_UPDATE0x00000002) { |
| 1210 | pgt_update_intr(sc, 0); |
| 1211 | /* |
| 1212 | * If we got an update, it's not really asleep. |
| 1213 | */ |
| 1214 | sc->sc_flags &= ~SC_POWERSAVE0x00000040; |
| 1215 | /* |
| 1216 | * Pretend I have any idea what the documentation |
| 1217 | * would say, and just give it a shot sending an |
| 1218 | * "update" after acknowledging the interrupt |
| 1219 | * bits and writing out the new control block. |
| 1220 | */ |
| 1221 | pgt_write_4_flush(sc, PGT_REG_DEV_INT0x0000, PGT_DEV_INT_UPDATE0x00000002); |
| 1222 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 1223 | } |
| 1224 | if (reg & PGT_INT_STAT_SLEEP0x00000010 && !(reg & PGT_INT_STAT_WAKEUP0x00000008)) |
| 1225 | pgt_sleep_intr(sc); |
| 1226 | if (reg & PGT_INT_STAT_WAKEUP0x00000008) |
| 1227 | pgt_wakeup_intr(sc); |
| 1228 | |
| 1229 | if (sc->sc_flags & SC_INTR_RESET0x00000020) { |
| 1230 | sc->sc_flags &= ~SC_INTR_RESET0x00000020; |
| 1231 | pgt_async_reset(sc); |
| 1232 | } |
| 1233 | |
| 1234 | if (reg & ~PGT_INT_STAT_SOURCES0x8000401e && sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) { |
| 1235 | DPRINTF(("%s: unknown interrupt bits %#x (stat %#x)\n", |
| 1236 | sc->sc_dev.dv_xname, |
| 1237 | reg & ~PGT_INT_STAT_SOURCES, |
| 1238 | pgt_read_4(sc, PGT_REG_CTRL_STAT))); |
| 1239 | } |
| 1240 | |
| 1241 | if (!ifq_empty(&ifp->if_snd)(({ typeof((&ifp->if_snd)->ifq_len) __tmp = *(volatile typeof((&ifp->if_snd)->ifq_len) *)&((&ifp-> if_snd)->ifq_len); membar_datadep_consumer(); __tmp; }) == 0)) |
| 1242 | pgt_start(ifp); |
| 1243 | |
| 1244 | return (1); |
| 1245 | } |
| 1246 | |
| 1247 | void |
| 1248 | pgt_txdone(struct pgt_softc *sc, enum pgt_queue pq) |
| 1249 | { |
| 1250 | struct pgt_desc *pd; |
| 1251 | |
| 1252 | pd = TAILQ_FIRST(&sc->sc_dirtyq[pq])((&sc->sc_dirtyq[pq])->tqh_first); |
| 1253 | TAILQ_REMOVE(&sc->sc_dirtyq[pq], pd, pd_link)do { if (((pd)->pd_link.tqe_next) != ((void *)0)) (pd)-> pd_link.tqe_next->pd_link.tqe_prev = (pd)->pd_link.tqe_prev ; else (&sc->sc_dirtyq[pq])->tqh_last = (pd)->pd_link .tqe_prev; *(pd)->pd_link.tqe_prev = (pd)->pd_link.tqe_next ; ((pd)->pd_link.tqe_prev) = ((void *)-1); ((pd)->pd_link .tqe_next) = ((void *)-1); } while (0); |
| 1254 | sc->sc_dirtyq_count[pq]--; |
| 1255 | TAILQ_INSERT_TAIL(&sc->sc_freeq[pq], pd, pd_link)do { (pd)->pd_link.tqe_next = ((void *)0); (pd)->pd_link .tqe_prev = (&sc->sc_freeq[pq])->tqh_last; *(&sc ->sc_freeq[pq])->tqh_last = (pd); (&sc->sc_freeq [pq])->tqh_last = &(pd)->pd_link.tqe_next; } while ( 0); |
| 1256 | sc->sc_freeq_count[pq]++; |
| 1257 | bus_dmamap_sync(sc->sc_dmat, pd->pd_dmam, 0,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (pd-> pd_dmam), (0), (pd->pd_dmam->dm_mapsize), (0x02)) |
| 1258 | pd->pd_dmam->dm_mapsize,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (pd-> pd_dmam), (0), (pd->pd_dmam->dm_mapsize), (0x02)) |
| 1259 | BUS_DMASYNC_POSTREAD)(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (pd-> pd_dmam), (0), (pd->pd_dmam->dm_mapsize), (0x02)); |
| 1260 | /* Management frames want completion information. */ |
| 1261 | if (sc->sc_debug & SC_DEBUG_QUEUES0x00000001) { |
| 1262 | DPRINTF(("%s: queue: tx %u <- [%u]\n", |
| 1263 | sc->sc_dev.dv_xname, pd->pd_fragnum, pq)); |
| 1264 | if (sc->sc_debug & SC_DEBUG_MGMT0x00000002 && pgt_queue_is_mgmt(pq)) { |
| 1265 | struct pgt_mgmt_frame *pmf; |
| 1266 | |
| 1267 | pmf = (struct pgt_mgmt_frame *)pd->pd_mem; |
| 1268 | DPRINTF(("%s: queue: txmgmt %p <- " |
| 1269 | "(ver %u, op %u, flags %#x)\n", |
| 1270 | sc->sc_dev.dv_xname, |
| 1271 | pd, pmf->pmf_version, pmf->pmf_operation, |
| 1272 | pmf->pmf_flags)); |
| 1273 | } |
| 1274 | } |
| 1275 | pgt_unload_tx_desc_frag(sc, pd); |
| 1276 | } |
| 1277 | |
| 1278 | void |
| 1279 | pgt_rxdone(struct pgt_softc *sc, enum pgt_queue pq) |
| 1280 | { |
| 1281 | struct pgt_desc *pd; |
| 1282 | |
| 1283 | pd = TAILQ_FIRST(&sc->sc_freeq[pq])((&sc->sc_freeq[pq])->tqh_first); |
| 1284 | TAILQ_REMOVE(&sc->sc_freeq[pq], pd, pd_link)do { if (((pd)->pd_link.tqe_next) != ((void *)0)) (pd)-> pd_link.tqe_next->pd_link.tqe_prev = (pd)->pd_link.tqe_prev ; else (&sc->sc_freeq[pq])->tqh_last = (pd)->pd_link .tqe_prev; *(pd)->pd_link.tqe_prev = (pd)->pd_link.tqe_next ; ((pd)->pd_link.tqe_prev) = ((void *)-1); ((pd)->pd_link .tqe_next) = ((void *)-1); } while (0); |
| 1285 | sc->sc_freeq_count[pq]--; |
| 1286 | TAILQ_INSERT_TAIL(&sc->sc_dirtyq[pq], pd, pd_link)do { (pd)->pd_link.tqe_next = ((void *)0); (pd)->pd_link .tqe_prev = (&sc->sc_dirtyq[pq])->tqh_last; *(& sc->sc_dirtyq[pq])->tqh_last = (pd); (&sc->sc_dirtyq [pq])->tqh_last = &(pd)->pd_link.tqe_next; } while ( 0); |
| 1287 | sc->sc_dirtyq_count[pq]++; |
| 1288 | bus_dmamap_sync(sc->sc_dmat, pd->pd_dmam, 0,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (pd-> pd_dmam), (0), (pd->pd_dmam->dm_mapsize), (0x02)) |
| 1289 | pd->pd_dmam->dm_mapsize,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (pd-> pd_dmam), (0), (pd->pd_dmam->dm_mapsize), (0x02)) |
| 1290 | BUS_DMASYNC_POSTREAD)(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (pd-> pd_dmam), (0), (pd->pd_dmam->dm_mapsize), (0x02)); |
| 1291 | if (sc->sc_debug & SC_DEBUG_QUEUES0x00000001) |
| 1292 | DPRINTF(("%s: queue: rx %u <- [%u]\n", |
| 1293 | sc->sc_dev.dv_xname, pd->pd_fragnum, pq)); |
| 1294 | if (sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004 && |
| 1295 | pd->pd_fragp->pf_flags & ~htole16(PF_FLAG_MF)((__uint16_t)(0x0001))) |
| 1296 | DPRINTF(("%s: unknown flags on rx [%u]: %#x\n", |
| 1297 | sc->sc_dev.dv_xname, pq, letoh16(pd->pd_fragp->pf_flags))); |
| 1298 | } |
| 1299 | |
| 1300 | /* |
| 1301 | * Traps are generally used for the firmware to report changes in state |
| 1302 | * back to the host. Mostly this processes changes in link state, but |
| 1303 | * it needs to also be used to initiate WPA and other authentication |
| 1304 | * schemes in terms of client (station) or server (access point). |
| 1305 | */ |
| 1306 | void |
| 1307 | pgt_trap_received(struct pgt_softc *sc, uint32_t oid, void *trapdata, |
| 1308 | size_t size) |
| 1309 | { |
| 1310 | struct pgt_async_trap *pa; |
| 1311 | struct mbuf *m; |
| 1312 | char *p; |
| 1313 | size_t total; |
| 1314 | |
| 1315 | if (sc->sc_flags & SC_DYING0x00000004) |
| 1316 | return; |
| 1317 | |
| 1318 | total = sizeof(oid) + size + sizeof(struct pgt_async_trap); |
| 1319 | if (total > MLEN(256 - sizeof(struct m_hdr))) { |
| 1320 | MGETHDR(m, M_DONTWAIT, MT_DATA)m = m_gethdr((0x0002), (1)); |
| 1321 | if (m == NULL((void *)0)) |
| 1322 | return; |
| 1323 | MCLGET(m, M_DONTWAIT)(void) m_clget((m), (0x0002), (1 << 11)); |
| 1324 | if (!(m->m_flagsm_hdr.mh_flags & M_EXT0x0001)) { |
| 1325 | m_freem(m); |
| 1326 | m = NULL((void *)0); |
| 1327 | } |
| 1328 | } else |
| 1329 | m = m_get(M_DONTWAIT0x0002, MT_DATA1); |
| 1330 | |
| 1331 | if (m == NULL((void *)0)) |
| 1332 | return; |
| 1333 | else |
| 1334 | m->m_lenm_hdr.mh_len = total; |
| 1335 | |
| 1336 | pa = mtod(m, struct pgt_async_trap *)((struct pgt_async_trap *)((m)->m_hdr.mh_data)); |
| 1337 | p = mtod(m, char *)((char *)((m)->m_hdr.mh_data)) + sizeof(*pa); |
| 1338 | *(uint32_t *)p = oid; |
| 1339 | p += sizeof(uint32_t); |
| 1340 | memcpy(p, trapdata, size)__builtin_memcpy((p), (trapdata), (size)); |
| 1341 | pa->pa_mbuf = m; |
| 1342 | |
| 1343 | TAILQ_INSERT_TAIL(&sc->sc_kthread.sck_traps, pa, pa_link)do { (pa)->pa_link.tqe_next = ((void *)0); (pa)->pa_link .tqe_prev = (&sc->sc_kthread.sck_traps)->tqh_last; * (&sc->sc_kthread.sck_traps)->tqh_last = (pa); (& sc->sc_kthread.sck_traps)->tqh_last = &(pa)->pa_link .tqe_next; } while (0); |
| 1344 | wakeup(&sc->sc_kthread); |
| 1345 | } |
| 1346 | |
| 1347 | /* |
| 1348 | * Process a completed management response (all requests should be |
| 1349 | * responded to, quickly) or an event (trap). |
| 1350 | */ |
| 1351 | void |
| 1352 | pgt_mgmtrx_completion(struct pgt_softc *sc, struct pgt_mgmt_desc *pmd) |
| 1353 | { |
| 1354 | struct pgt_desc *pd; |
| 1355 | struct pgt_mgmt_frame *pmf; |
| 1356 | uint32_t oid, size; |
| 1357 | |
| 1358 | pd = TAILQ_FIRST(&sc->sc_dirtyq[PGT_QUEUE_MGMT_RX])((&sc->sc_dirtyq[PGT_QUEUE_MGMT_RX])->tqh_first); |
| 1359 | TAILQ_REMOVE(&sc->sc_dirtyq[PGT_QUEUE_MGMT_RX], pd, pd_link)do { if (((pd)->pd_link.tqe_next) != ((void *)0)) (pd)-> pd_link.tqe_next->pd_link.tqe_prev = (pd)->pd_link.tqe_prev ; else (&sc->sc_dirtyq[PGT_QUEUE_MGMT_RX])->tqh_last = (pd)->pd_link.tqe_prev; *(pd)->pd_link.tqe_prev = (pd )->pd_link.tqe_next; ((pd)->pd_link.tqe_prev) = ((void * )-1); ((pd)->pd_link.tqe_next) = ((void *)-1); } while (0); |
| 1360 | sc->sc_dirtyq_count[PGT_QUEUE_MGMT_RX]--; |
| 1361 | TAILQ_INSERT_TAIL(&sc->sc_freeq[PGT_QUEUE_MGMT_RX],do { (pd)->pd_link.tqe_next = ((void *)0); (pd)->pd_link .tqe_prev = (&sc->sc_freeq[PGT_QUEUE_MGMT_RX])->tqh_last ; *(&sc->sc_freeq[PGT_QUEUE_MGMT_RX])->tqh_last = ( pd); (&sc->sc_freeq[PGT_QUEUE_MGMT_RX])->tqh_last = &(pd)->pd_link.tqe_next; } while (0) |
| 1362 | pd, pd_link)do { (pd)->pd_link.tqe_next = ((void *)0); (pd)->pd_link .tqe_prev = (&sc->sc_freeq[PGT_QUEUE_MGMT_RX])->tqh_last ; *(&sc->sc_freeq[PGT_QUEUE_MGMT_RX])->tqh_last = ( pd); (&sc->sc_freeq[PGT_QUEUE_MGMT_RX])->tqh_last = &(pd)->pd_link.tqe_next; } while (0); |
| 1363 | sc->sc_freeq_count[PGT_QUEUE_MGMT_RX]++; |
| 1364 | if (letoh16(pd->pd_fragp->pf_size)((__uint16_t)(pd->pd_fragp->pf_size)) < sizeof(*pmf)) { |
| 1365 | if (sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 1366 | DPRINTF(("%s: mgmt desc too small: %u\n", |
| 1367 | sc->sc_dev.dv_xname, |
| 1368 | letoh16(pd->pd_fragp->pf_size))); |
| 1369 | goto out_nopmd; |
| 1370 | } |
| 1371 | pmf = (struct pgt_mgmt_frame *)pd->pd_mem; |
| 1372 | if (pmf->pmf_version != PMF_VER0x01) { |
| 1373 | if (sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 1374 | DPRINTF(("%s: unknown mgmt version %u\n", |
| 1375 | sc->sc_dev.dv_xname, pmf->pmf_version)); |
| 1376 | goto out_nopmd; |
| 1377 | } |
| 1378 | if (pmf->pmf_device != PMF_DEV0x00) { |
| 1379 | if (sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 1380 | DPRINTF(("%s: unknown mgmt dev %u\n", |
| 1381 | sc->sc_dev.dv_xname, pmf->pmf_device)); |
| 1382 | goto out; |
| 1383 | } |
| 1384 | if (pmf->pmf_flags & ~PMF_FLAG_VALID(0x01 | 0x02)) { |
| 1385 | if (sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 1386 | DPRINTF(("%s: unknown mgmt flags %x\n", |
| 1387 | sc->sc_dev.dv_xname, |
| 1388 | pmf->pmf_flags & ~PMF_FLAG_VALID)); |
| 1389 | goto out; |
| 1390 | } |
| 1391 | if (pmf->pmf_flags & PMF_FLAG_LE0x02) { |
| 1392 | oid = letoh32(pmf->pmf_oid)((__uint32_t)(pmf->pmf_oid)); |
| 1393 | size = letoh32(pmf->pmf_size)((__uint32_t)(pmf->pmf_size)); |
| 1394 | } else { |
| 1395 | oid = betoh32(pmf->pmf_oid)(__uint32_t)(__builtin_constant_p(pmf->pmf_oid) ? (__uint32_t )(((__uint32_t)(pmf->pmf_oid) & 0xff) << 24 | (( __uint32_t)(pmf->pmf_oid) & 0xff00) << 8 | ((__uint32_t )(pmf->pmf_oid) & 0xff0000) >> 8 | ((__uint32_t) (pmf->pmf_oid) & 0xff000000) >> 24) : __swap32md (pmf->pmf_oid)); |
| 1396 | size = betoh32(pmf->pmf_size)(__uint32_t)(__builtin_constant_p(pmf->pmf_size) ? (__uint32_t )(((__uint32_t)(pmf->pmf_size) & 0xff) << 24 | ( (__uint32_t)(pmf->pmf_size) & 0xff00) << 8 | ((__uint32_t )(pmf->pmf_size) & 0xff0000) >> 8 | ((__uint32_t )(pmf->pmf_size) & 0xff000000) >> 24) : __swap32md (pmf->pmf_size)); |
| 1397 | } |
| 1398 | if (pmf->pmf_operation == PMF_OP_TRAP) { |
| 1399 | pmd = NULL((void *)0); /* ignored */ |
| 1400 | DPRINTF(("%s: mgmt trap received (op %u, oid %#x, len %u)\n", |
| 1401 | sc->sc_dev.dv_xname, |
| 1402 | pmf->pmf_operation, oid, size)); |
| 1403 | pgt_trap_received(sc, oid, (char *)pmf + sizeof(*pmf), |
| 1404 | min(size, PGT_FRAG_SIZE1536 - sizeof(*pmf))); |
| 1405 | goto out_nopmd; |
| 1406 | } |
| 1407 | if (pmd == NULL((void *)0)) { |
| 1408 | if (sc->sc_debug & (SC_DEBUG_UNEXPECTED0x00000004 | SC_DEBUG_MGMT0x00000002)) |
| 1409 | DPRINTF(("%s: spurious mgmt received " |
| 1410 | "(op %u, oid %#x, len %u)\n", sc->sc_dev.dv_xname, |
| 1411 | pmf->pmf_operation, oid, size)); |
| 1412 | goto out_nopmd; |
| 1413 | } |
| 1414 | switch (pmf->pmf_operation) { |
| 1415 | case PMF_OP_RESPONSE: |
| 1416 | pmd->pmd_error = 0; |
| 1417 | break; |
| 1418 | case PMF_OP_ERROR: |
| 1419 | pmd->pmd_error = EPERM1; |
| 1420 | goto out; |
| 1421 | default: |
| 1422 | if (sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 1423 | DPRINTF(("%s: unknown mgmt op %u\n", |
| 1424 | sc->sc_dev.dv_xname, pmf->pmf_operation)); |
| 1425 | pmd->pmd_error = EIO5; |
| 1426 | goto out; |
| 1427 | } |
| 1428 | if (oid != pmd->pmd_oid) { |
| 1429 | if (sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 1430 | DPRINTF(("%s: mgmt oid changed from %#x -> %#x\n", |
| 1431 | sc->sc_dev.dv_xname, pmd->pmd_oid, oid)); |
| 1432 | pmd->pmd_oid = oid; |
| 1433 | } |
| 1434 | if (pmd->pmd_recvbuf != NULL((void *)0)) { |
| 1435 | if (size > PGT_FRAG_SIZE1536) { |
| 1436 | if (sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 1437 | DPRINTF(("%s: mgmt oid %#x has bad size %u\n", |
| 1438 | sc->sc_dev.dv_xname, oid, size)); |
| 1439 | pmd->pmd_error = EIO5; |
| 1440 | goto out; |
| 1441 | } |
| 1442 | if (size > pmd->pmd_len) |
| 1443 | pmd->pmd_error = ENOMEM12; |
| 1444 | else |
| 1445 | memcpy(pmd->pmd_recvbuf, (char *)pmf + sizeof(*pmf),__builtin_memcpy((pmd->pmd_recvbuf), ((char *)pmf + sizeof (*pmf)), (size)) |
| 1446 | size)__builtin_memcpy((pmd->pmd_recvbuf), ((char *)pmf + sizeof (*pmf)), (size)); |
| 1447 | pmd->pmd_len = size; |
| 1448 | } |
| 1449 | |
| 1450 | out: |
| 1451 | TAILQ_REMOVE(&sc->sc_mgmtinprog, pmd, pmd_link)do { if (((pmd)->pmd_link.tqe_next) != ((void *)0)) (pmd)-> pmd_link.tqe_next->pmd_link.tqe_prev = (pmd)->pmd_link. tqe_prev; else (&sc->sc_mgmtinprog)->tqh_last = (pmd )->pmd_link.tqe_prev; *(pmd)->pmd_link.tqe_prev = (pmd) ->pmd_link.tqe_next; ((pmd)->pmd_link.tqe_prev) = ((void *)-1); ((pmd)->pmd_link.tqe_next) = ((void *)-1); } while (0); |
| 1452 | wakeup_one(pmd)wakeup_n((pmd), 1); |
| 1453 | if (sc->sc_debug & SC_DEBUG_MGMT0x00000002) |
| 1454 | DPRINTF(("%s: queue: mgmt %p <- (op %u, oid %#x, len %u)\n", |
| 1455 | sc->sc_dev.dv_xname, pmd, pmf->pmf_operation, |
| 1456 | pmd->pmd_oid, pmd->pmd_len)); |
| 1457 | out_nopmd: |
| 1458 | pgt_reinit_rx_desc_frag(sc, pd); |
| 1459 | } |
| 1460 | |
| 1461 | /* |
| 1462 | * Queue packets for reception and defragmentation. I don't know now |
| 1463 | * whether the rx queue being full enough to start, but not finish, |
| 1464 | * queueing a fragmented packet, can happen. |
| 1465 | */ |
| 1466 | struct mbuf * |
| 1467 | pgt_datarx_completion(struct pgt_softc *sc, enum pgt_queue pq) |
| 1468 | { |
| 1469 | struct ifnet *ifp; |
| 1470 | struct pgt_desc *pd; |
| 1471 | struct mbuf *top, **mp, *m; |
| 1472 | size_t datalen; |
| 1473 | uint16_t morefrags, dataoff; |
| 1474 | int tlen = 0; |
| 1475 | |
| 1476 | ifp = &sc->sc_ic.ic_ific_ac.ac_if; |
| 1477 | m = NULL((void *)0); |
| 1478 | top = NULL((void *)0); |
| 1479 | mp = ⊤ |
| 1480 | |
| 1481 | while ((pd = TAILQ_FIRST(&sc->sc_dirtyq[pq])((&sc->sc_dirtyq[pq])->tqh_first)) != NULL((void *)0)) { |
| 1482 | TAILQ_REMOVE(&sc->sc_dirtyq[pq], pd, pd_link)do { if (((pd)->pd_link.tqe_next) != ((void *)0)) (pd)-> pd_link.tqe_next->pd_link.tqe_prev = (pd)->pd_link.tqe_prev ; else (&sc->sc_dirtyq[pq])->tqh_last = (pd)->pd_link .tqe_prev; *(pd)->pd_link.tqe_prev = (pd)->pd_link.tqe_next ; ((pd)->pd_link.tqe_prev) = ((void *)-1); ((pd)->pd_link .tqe_next) = ((void *)-1); } while (0); |
| 1483 | sc->sc_dirtyq_count[pq]--; |
| 1484 | datalen = letoh16(pd->pd_fragp->pf_size)((__uint16_t)(pd->pd_fragp->pf_size)); |
| 1485 | dataoff = letoh32(pd->pd_fragp->pf_addr)((__uint32_t)(pd->pd_fragp->pf_addr)) - pd->pd_dmaaddr; |
| 1486 | morefrags = pd->pd_fragp->pf_flags & htole16(PF_FLAG_MF)((__uint16_t)(0x0001)); |
| 1487 | |
| 1488 | if (sc->sc_debug & SC_DEBUG_RXFRAG0x00000200) |
| 1489 | DPRINTF(("%s: rx frag: len %u memoff %u flags %x\n", |
| 1490 | sc->sc_dev.dv_xname, datalen, dataoff, |
| 1491 | pd->pd_fragp->pf_flags)); |
| 1492 | |
| 1493 | /* Add the (two+?) bytes for the header. */ |
| 1494 | if (datalen + dataoff > PGT_FRAG_SIZE1536) { |
| 1495 | if (sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 1496 | DPRINTF(("%s data rx too big: %u\n", |
| 1497 | sc->sc_dev.dv_xname, datalen)); |
| 1498 | goto fail; |
| 1499 | } |
| 1500 | |
| 1501 | if (m == NULL((void *)0)) |
| 1502 | MGETHDR(m, M_DONTWAIT, MT_DATA)m = m_gethdr((0x0002), (1)); |
| 1503 | else |
| 1504 | m = m_get(M_DONTWAIT0x0002, MT_DATA1); |
| 1505 | |
| 1506 | if (m == NULL((void *)0)) |
| 1507 | goto fail; |
| 1508 | if (datalen > MHLEN((256 - sizeof(struct m_hdr)) - sizeof(struct pkthdr))) { |
| 1509 | MCLGET(m, M_DONTWAIT)(void) m_clget((m), (0x0002), (1 << 11)); |
| 1510 | if (!(m->m_flagsm_hdr.mh_flags & M_EXT0x0001)) { |
| 1511 | m_free(m); |
| 1512 | goto fail; |
| 1513 | } |
| 1514 | } |
| 1515 | bcopy(pd->pd_mem + dataoff, mtod(m, char *)((char *)((m)->m_hdr.mh_data)), datalen); |
| 1516 | m->m_lenm_hdr.mh_len = datalen; |
| 1517 | tlen += datalen; |
| 1518 | |
| 1519 | *mp = m; |
| 1520 | mp = &m->m_nextm_hdr.mh_next; |
| 1521 | |
| 1522 | TAILQ_INSERT_TAIL(&sc->sc_freeq[pq], pd, pd_link)do { (pd)->pd_link.tqe_next = ((void *)0); (pd)->pd_link .tqe_prev = (&sc->sc_freeq[pq])->tqh_last; *(&sc ->sc_freeq[pq])->tqh_last = (pd); (&sc->sc_freeq [pq])->tqh_last = &(pd)->pd_link.tqe_next; } while ( 0); |
| 1523 | sc->sc_freeq_count[pq]++; |
| 1524 | pgt_reinit_rx_desc_frag(sc, pd); |
| 1525 | |
| 1526 | if (!morefrags) |
| 1527 | break; |
| 1528 | } |
| 1529 | |
| 1530 | if (top) { |
| 1531 | top->m_pkthdrM_dat.MH.MH_pkthdr.len = tlen; |
| 1532 | } |
| 1533 | return (top); |
| 1534 | |
| 1535 | fail: |
| 1536 | TAILQ_INSERT_TAIL(&sc->sc_freeq[pq], pd, pd_link)do { (pd)->pd_link.tqe_next = ((void *)0); (pd)->pd_link .tqe_prev = (&sc->sc_freeq[pq])->tqh_last; *(&sc ->sc_freeq[pq])->tqh_last = (pd); (&sc->sc_freeq [pq])->tqh_last = &(pd)->pd_link.tqe_next; } while ( 0); |
| 1537 | sc->sc_freeq_count[pq]++; |
| 1538 | pgt_reinit_rx_desc_frag(sc, pd); |
| 1539 | |
| 1540 | ifp->if_ierrorsif_data.ifi_ierrors++; |
| 1541 | m_freem(top); |
| 1542 | return (NULL((void *)0)); |
| 1543 | } |
| 1544 | |
| 1545 | int |
| 1546 | pgt_oid_get(struct pgt_softc *sc, enum pgt_oid oid, |
| 1547 | void *arg, size_t arglen) |
| 1548 | { |
| 1549 | struct pgt_mgmt_desc pmd; |
| 1550 | int error; |
| 1551 | |
| 1552 | bzero(&pmd, sizeof(pmd))__builtin_bzero((&pmd), (sizeof(pmd))); |
| 1553 | pmd.pmd_recvbuf = arg; |
| 1554 | pmd.pmd_len = arglen; |
| 1555 | pmd.pmd_oid = oid; |
| 1556 | |
| 1557 | error = pgt_mgmt_request(sc, &pmd); |
| 1558 | if (error == 0) |
| 1559 | error = pmd.pmd_error; |
| 1560 | if (error != 0 && error != EPERM1 && sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 1561 | DPRINTF(("%s: failure getting oid %#x: %d\n", |
| 1562 | sc->sc_dev.dv_xname, oid, error)); |
| 1563 | |
| 1564 | return (error); |
| 1565 | } |
| 1566 | |
| 1567 | int |
| 1568 | pgt_oid_retrieve(struct pgt_softc *sc, enum pgt_oid oid, |
| 1569 | void *arg, size_t arglen) |
| 1570 | { |
| 1571 | struct pgt_mgmt_desc pmd; |
| 1572 | int error; |
| 1573 | |
| 1574 | bzero(&pmd, sizeof(pmd))__builtin_bzero((&pmd), (sizeof(pmd))); |
| 1575 | pmd.pmd_sendbuf = arg; |
| 1576 | pmd.pmd_recvbuf = arg; |
| 1577 | pmd.pmd_len = arglen; |
| 1578 | pmd.pmd_oid = oid; |
| 1579 | |
| 1580 | error = pgt_mgmt_request(sc, &pmd); |
| 1581 | if (error == 0) |
| 1582 | error = pmd.pmd_error; |
| 1583 | if (error != 0 && error != EPERM1 && sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 1584 | DPRINTF(("%s: failure retrieving oid %#x: %d\n", |
| 1585 | sc->sc_dev.dv_xname, oid, error)); |
| 1586 | |
| 1587 | return (error); |
| 1588 | } |
| 1589 | |
| 1590 | int |
| 1591 | pgt_oid_set(struct pgt_softc *sc, enum pgt_oid oid, |
| 1592 | const void *arg, size_t arglen) |
| 1593 | { |
| 1594 | struct pgt_mgmt_desc pmd; |
| 1595 | int error; |
| 1596 | |
| 1597 | bzero(&pmd, sizeof(pmd))__builtin_bzero((&pmd), (sizeof(pmd))); |
| 1598 | pmd.pmd_sendbuf = arg; |
| 1599 | pmd.pmd_len = arglen; |
| 1600 | pmd.pmd_oid = oid; |
| 1601 | |
| 1602 | error = pgt_mgmt_request(sc, &pmd); |
| 1603 | if (error == 0) |
| 1604 | error = pmd.pmd_error; |
| 1605 | if (error != 0 && error != EPERM1 && sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 1606 | DPRINTF(("%s: failure setting oid %#x: %d\n", |
| 1607 | sc->sc_dev.dv_xname, oid, error)); |
| 1608 | |
| 1609 | return (error); |
| 1610 | } |
| 1611 | |
| 1612 | void |
| 1613 | pgt_state_dump(struct pgt_softc *sc) |
| 1614 | { |
| 1615 | printf("%s: state dump: control 0x%08x interrupt 0x%08x\n", |
| 1616 | sc->sc_dev.dv_xname, |
| 1617 | pgt_read_4(sc, PGT_REG_CTRL_STAT0x0078), |
| 1618 | pgt_read_4(sc, PGT_REG_INT_STAT0x0010)); |
| 1619 | |
| 1620 | printf("%s: state dump: driver curfrag[]\n", |
| 1621 | sc->sc_dev.dv_xname); |
| 1622 | |
| 1623 | printf("%s: 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n", |
| 1624 | sc->sc_dev.dv_xname, |
| 1625 | letoh32(sc->sc_cb->pcb_driver_curfrag[0])((__uint32_t)(sc->sc_cb->pcb_driver_curfrag[0])), |
| 1626 | letoh32(sc->sc_cb->pcb_driver_curfrag[1])((__uint32_t)(sc->sc_cb->pcb_driver_curfrag[1])), |
| 1627 | letoh32(sc->sc_cb->pcb_driver_curfrag[2])((__uint32_t)(sc->sc_cb->pcb_driver_curfrag[2])), |
| 1628 | letoh32(sc->sc_cb->pcb_driver_curfrag[3])((__uint32_t)(sc->sc_cb->pcb_driver_curfrag[3])), |
| 1629 | letoh32(sc->sc_cb->pcb_driver_curfrag[4])((__uint32_t)(sc->sc_cb->pcb_driver_curfrag[4])), |
| 1630 | letoh32(sc->sc_cb->pcb_driver_curfrag[5])((__uint32_t)(sc->sc_cb->pcb_driver_curfrag[5]))); |
| 1631 | |
| 1632 | printf("%s: state dump: device curfrag[]\n", |
| 1633 | sc->sc_dev.dv_xname); |
| 1634 | |
| 1635 | printf("%s: 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n", |
| 1636 | sc->sc_dev.dv_xname, |
| 1637 | letoh32(sc->sc_cb->pcb_device_curfrag[0])((__uint32_t)(sc->sc_cb->pcb_device_curfrag[0])), |
| 1638 | letoh32(sc->sc_cb->pcb_device_curfrag[1])((__uint32_t)(sc->sc_cb->pcb_device_curfrag[1])), |
| 1639 | letoh32(sc->sc_cb->pcb_device_curfrag[2])((__uint32_t)(sc->sc_cb->pcb_device_curfrag[2])), |
| 1640 | letoh32(sc->sc_cb->pcb_device_curfrag[3])((__uint32_t)(sc->sc_cb->pcb_device_curfrag[3])), |
| 1641 | letoh32(sc->sc_cb->pcb_device_curfrag[4])((__uint32_t)(sc->sc_cb->pcb_device_curfrag[4])), |
| 1642 | letoh32(sc->sc_cb->pcb_device_curfrag[5])((__uint32_t)(sc->sc_cb->pcb_device_curfrag[5]))); |
| 1643 | } |
| 1644 | |
| 1645 | int |
| 1646 | pgt_mgmt_request(struct pgt_softc *sc, struct pgt_mgmt_desc *pmd) |
| 1647 | { |
| 1648 | struct pgt_desc *pd; |
| 1649 | struct pgt_mgmt_frame *pmf; |
| 1650 | int error, i, ret; |
| 1651 | |
| 1652 | if (sc->sc_flags & (SC_DYING0x00000004 | SC_NEEDS_RESET0x00000008)) |
| 1653 | return (EIO5); |
| 1654 | if (pmd->pmd_len > PGT_FRAG_SIZE1536 - sizeof(*pmf)) |
| 1655 | return (ENOMEM12); |
| 1656 | pd = TAILQ_FIRST(&sc->sc_freeq[PGT_QUEUE_MGMT_TX])((&sc->sc_freeq[PGT_QUEUE_MGMT_TX])->tqh_first); |
| 1657 | if (pd == NULL((void *)0)) |
| 1658 | return (ENOMEM12); |
| 1659 | error = pgt_load_tx_desc_frag(sc, PGT_QUEUE_MGMT_TX, pd); |
| 1660 | if (error) |
| 1661 | return (error); |
| 1662 | pmf = (struct pgt_mgmt_frame *)pd->pd_mem; |
| 1663 | pmf->pmf_version = PMF_VER0x01; |
| 1664 | /* "get" and "retrieve" operations look the same */ |
| 1665 | if (pmd->pmd_recvbuf != NULL((void *)0)) |
| 1666 | pmf->pmf_operation = PMF_OP_GET; |
| 1667 | else |
| 1668 | pmf->pmf_operation = PMF_OP_SET; |
| 1669 | pmf->pmf_oid = htobe32(pmd->pmd_oid)(__uint32_t)(__builtin_constant_p(pmd->pmd_oid) ? (__uint32_t )(((__uint32_t)(pmd->pmd_oid) & 0xff) << 24 | (( __uint32_t)(pmd->pmd_oid) & 0xff00) << 8 | ((__uint32_t )(pmd->pmd_oid) & 0xff0000) >> 8 | ((__uint32_t) (pmd->pmd_oid) & 0xff000000) >> 24) : __swap32md (pmd->pmd_oid)); |
| 1670 | pmf->pmf_device = PMF_DEV0x00; |
| 1671 | pmf->pmf_flags = 0; |
| 1672 | pmf->pmf_size = htobe32(pmd->pmd_len)(__uint32_t)(__builtin_constant_p(pmd->pmd_len) ? (__uint32_t )(((__uint32_t)(pmd->pmd_len) & 0xff) << 24 | (( __uint32_t)(pmd->pmd_len) & 0xff00) << 8 | ((__uint32_t )(pmd->pmd_len) & 0xff0000) >> 8 | ((__uint32_t) (pmd->pmd_len) & 0xff000000) >> 24) : __swap32md (pmd->pmd_len)); |
| 1673 | /* "set" and "retrieve" operations both send data */ |
| 1674 | if (pmd->pmd_sendbuf != NULL((void *)0)) |
| 1675 | memcpy(pmf + 1, pmd->pmd_sendbuf, pmd->pmd_len)__builtin_memcpy((pmf + 1), (pmd->pmd_sendbuf), (pmd->pmd_len )); |
| 1676 | else |
| 1677 | bzero(pmf + 1, pmd->pmd_len)__builtin_bzero((pmf + 1), (pmd->pmd_len)); |
| 1678 | pmd->pmd_error = EINPROGRESS36; |
| 1679 | TAILQ_INSERT_TAIL(&sc->sc_mgmtinprog, pmd, pmd_link)do { (pmd)->pmd_link.tqe_next = ((void *)0); (pmd)->pmd_link .tqe_prev = (&sc->sc_mgmtinprog)->tqh_last; *(& sc->sc_mgmtinprog)->tqh_last = (pmd); (&sc->sc_mgmtinprog )->tqh_last = &(pmd)->pmd_link.tqe_next; } while (0 ); |
| 1680 | if (sc->sc_debug & SC_DEBUG_MGMT0x00000002) |
| 1681 | DPRINTF(("%s: queue: mgmt %p -> (op %u, oid %#x, len %u)\n", |
| 1682 | sc->sc_dev.dv_xname, |
| 1683 | pmd, pmf->pmf_operation, |
| 1684 | pmd->pmd_oid, pmd->pmd_len)); |
| 1685 | pgt_desc_transmit(sc, PGT_QUEUE_MGMT_TX, pd, |
| 1686 | sizeof(*pmf) + pmd->pmd_len, 0); |
| 1687 | /* |
| 1688 | * Try for one second, triggering 10 times. |
| 1689 | * |
| 1690 | * Do our best to work around seemingly buggy CardBus controllers |
| 1691 | * on Soekris 4521 that fail to get interrupts with alarming |
| 1692 | * regularity: run as if an interrupt occurred and service every |
| 1693 | * queue except for mbuf reception. |
| 1694 | */ |
| 1695 | i = 0; |
| 1696 | do { |
| 1697 | ret = tsleep_nsec(pmd, 0, "pgtmgm", MSEC_TO_NSEC(100)); |
| 1698 | if (ret != EWOULDBLOCK35) |
| 1699 | break; |
| 1700 | if (pmd->pmd_error != EINPROGRESS36) |
| 1701 | break; |
| 1702 | if (sc->sc_flags & (SC_DYING0x00000004 | SC_NEEDS_RESET0x00000008)) { |
| 1703 | pmd->pmd_error = EIO5; |
| 1704 | TAILQ_REMOVE(&sc->sc_mgmtinprog, pmd, pmd_link)do { if (((pmd)->pmd_link.tqe_next) != ((void *)0)) (pmd)-> pmd_link.tqe_next->pmd_link.tqe_prev = (pmd)->pmd_link. tqe_prev; else (&sc->sc_mgmtinprog)->tqh_last = (pmd )->pmd_link.tqe_prev; *(pmd)->pmd_link.tqe_prev = (pmd) ->pmd_link.tqe_next; ((pmd)->pmd_link.tqe_prev) = ((void *)-1); ((pmd)->pmd_link.tqe_next) = ((void *)-1); } while (0); |
| 1705 | break; |
| 1706 | } |
| 1707 | if (i != 9) |
| 1708 | pgt_maybe_trigger(sc, PGT_QUEUE_MGMT_RX); |
| 1709 | #ifdef PGT_BUGGY_INTERRUPT_RECOVERY |
| 1710 | pgt_update_intr(sc, 0); |
| 1711 | #endif |
| 1712 | } while (i++ < 10); |
| 1713 | |
| 1714 | if (pmd->pmd_error == EINPROGRESS36) { |
| 1715 | printf("%s: timeout waiting for management " |
| 1716 | "packet response to %#x\n", |
| 1717 | sc->sc_dev.dv_xname, pmd->pmd_oid); |
| 1718 | TAILQ_REMOVE(&sc->sc_mgmtinprog, pmd, pmd_link)do { if (((pmd)->pmd_link.tqe_next) != ((void *)0)) (pmd)-> pmd_link.tqe_next->pmd_link.tqe_prev = (pmd)->pmd_link. tqe_prev; else (&sc->sc_mgmtinprog)->tqh_last = (pmd )->pmd_link.tqe_prev; *(pmd)->pmd_link.tqe_prev = (pmd) ->pmd_link.tqe_next; ((pmd)->pmd_link.tqe_prev) = ((void *)-1); ((pmd)->pmd_link.tqe_next) = ((void *)-1); } while (0); |
| 1719 | if (sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 1720 | pgt_state_dump(sc); |
| 1721 | pgt_async_reset(sc); |
| 1722 | error = ETIMEDOUT60; |
| 1723 | } else |
| 1724 | error = 0; |
| 1725 | |
| 1726 | return (error); |
| 1727 | } |
| 1728 | |
| 1729 | void |
| 1730 | pgt_desc_transmit(struct pgt_softc *sc, enum pgt_queue pq, struct pgt_desc *pd, |
| 1731 | uint16_t len, int morecoming) |
| 1732 | { |
| 1733 | TAILQ_REMOVE(&sc->sc_freeq[pq], pd, pd_link)do { if (((pd)->pd_link.tqe_next) != ((void *)0)) (pd)-> pd_link.tqe_next->pd_link.tqe_prev = (pd)->pd_link.tqe_prev ; else (&sc->sc_freeq[pq])->tqh_last = (pd)->pd_link .tqe_prev; *(pd)->pd_link.tqe_prev = (pd)->pd_link.tqe_next ; ((pd)->pd_link.tqe_prev) = ((void *)-1); ((pd)->pd_link .tqe_next) = ((void *)-1); } while (0); |
| 1734 | sc->sc_freeq_count[pq]--; |
| 1735 | TAILQ_INSERT_TAIL(&sc->sc_dirtyq[pq], pd, pd_link)do { (pd)->pd_link.tqe_next = ((void *)0); (pd)->pd_link .tqe_prev = (&sc->sc_dirtyq[pq])->tqh_last; *(& sc->sc_dirtyq[pq])->tqh_last = (pd); (&sc->sc_dirtyq [pq])->tqh_last = &(pd)->pd_link.tqe_next; } while ( 0); |
| 1736 | sc->sc_dirtyq_count[pq]++; |
| 1737 | if (sc->sc_debug & SC_DEBUG_QUEUES0x00000001) |
| 1738 | DPRINTF(("%s: queue: tx %u -> [%u]\n", sc->sc_dev.dv_xname, |
| 1739 | pd->pd_fragnum, pq)); |
| 1740 | bus_dmamap_sync(sc->sc_dmat, sc->sc_cbdmam, 0,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x02 | 0x04 )) |
| 1741 | sc->sc_cbdmam->dm_mapsize,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x02 | 0x04 )) |
| 1742 | BUS_DMASYNC_POSTREAD | BUS_DMASYNC_PREWRITE)(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x02 | 0x04 )); |
| 1743 | if (morecoming) |
| 1744 | pd->pd_fragp->pf_flags |= htole16(PF_FLAG_MF)((__uint16_t)(0x0001)); |
| 1745 | pd->pd_fragp->pf_size = htole16(len)((__uint16_t)(len)); |
| 1746 | bus_dmamap_sync(sc->sc_dmat, pd->pd_dmam, 0,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (pd-> pd_dmam), (0), (pd->pd_dmam->dm_mapsize), (0x08)) |
| 1747 | pd->pd_dmam->dm_mapsize,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (pd-> pd_dmam), (0), (pd->pd_dmam->dm_mapsize), (0x08)) |
| 1748 | BUS_DMASYNC_POSTWRITE)(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (pd-> pd_dmam), (0), (pd->pd_dmam->dm_mapsize), (0x08)); |
| 1749 | sc->sc_cb->pcb_driver_curfrag[pq] = |
| 1750 | htole32(letoh32(sc->sc_cb->pcb_driver_curfrag[pq]) + 1)((__uint32_t)(((__uint32_t)(sc->sc_cb->pcb_driver_curfrag [pq])) + 1)); |
| 1751 | bus_dmamap_sync(sc->sc_dmat, sc->sc_cbdmam, 0,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x08 | 0x01 )) |
| 1752 | sc->sc_cbdmam->dm_mapsize,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x08 | 0x01 )) |
| 1753 | BUS_DMASYNC_POSTWRITE | BUS_DMASYNC_PREREAD)(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x08 | 0x01 )); |
| 1754 | if (!morecoming) |
| 1755 | pgt_maybe_trigger(sc, pq); |
| 1756 | } |
| 1757 | |
| 1758 | void |
| 1759 | pgt_maybe_trigger(struct pgt_softc *sc, enum pgt_queue pq) |
| 1760 | { |
| 1761 | unsigned int tries = 1000000 / PGT_WRITEIO_DELAY10; /* one second */ |
| 1762 | uint32_t reg; |
| 1763 | |
| 1764 | if (sc->sc_debug & SC_DEBUG_TRIGGER0x00000008) |
| 1765 | DPRINTF(("%s: triggered by queue [%u]\n", |
| 1766 | sc->sc_dev.dv_xname, pq)); |
| 1767 | pgt_debug_events(sc, "trig"); |
| 1768 | if (sc->sc_flags & SC_POWERSAVE0x00000040) { |
| 1769 | /* Magic values ahoy? */ |
| 1770 | if (pgt_read_4(sc, PGT_REG_INT_STAT0x0010) == 0xabadface) { |
| 1771 | do { |
| 1772 | reg = pgt_read_4(sc, PGT_REG_CTRL_STAT0x0078); |
| 1773 | if (!(reg & PGT_CTRL_STAT_SLEEPMODE0x00000200)) |
| 1774 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 1775 | } while (tries-- != 0); |
| 1776 | if (!(reg & PGT_CTRL_STAT_SLEEPMODE0x00000200)) { |
| 1777 | if (sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 1778 | DPRINTF(("%s: timeout triggering from " |
| 1779 | "sleep mode\n", |
| 1780 | sc->sc_dev.dv_xname)); |
| 1781 | pgt_async_reset(sc); |
| 1782 | return; |
| 1783 | } |
| 1784 | } |
| 1785 | pgt_write_4_flush(sc, PGT_REG_DEV_INT0x0000, |
| 1786 | PGT_DEV_INT_WAKEUP0x00000008); |
| 1787 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 1788 | /* read the status back in */ |
| 1789 | (void)pgt_read_4(sc, PGT_REG_CTRL_STAT0x0078); |
| 1790 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 1791 | } else { |
| 1792 | pgt_write_4_flush(sc, PGT_REG_DEV_INT0x0000, PGT_DEV_INT_UPDATE0x00000002); |
| 1793 | DELAY(PGT_WRITEIO_DELAY)(*delay_func)(10); |
| 1794 | } |
| 1795 | } |
| 1796 | |
| 1797 | struct ieee80211_node * |
| 1798 | pgt_ieee80211_node_alloc(struct ieee80211com *ic) |
| 1799 | { |
| 1800 | struct pgt_ieee80211_node *pin; |
| 1801 | |
| 1802 | pin = malloc(sizeof(*pin), M_DEVBUF2, M_NOWAIT0x0002 | M_ZERO0x0008); |
| 1803 | if (pin != NULL((void *)0)) { |
| 1804 | pin->pin_dot1x_auth = PIN_DOT1X_UNAUTHORIZED; |
| 1805 | } |
| 1806 | return (struct ieee80211_node *)pin; |
| 1807 | } |
| 1808 | |
| 1809 | void |
| 1810 | pgt_ieee80211_newassoc(struct ieee80211com *ic, struct ieee80211_node *ni, |
| 1811 | int reallynew) |
| 1812 | { |
| 1813 | ieee80211_ref_node(ni); |
| 1814 | } |
| 1815 | |
| 1816 | void |
| 1817 | pgt_ieee80211_node_free(struct ieee80211com *ic, struct ieee80211_node *ni) |
| 1818 | { |
| 1819 | struct pgt_ieee80211_node *pin; |
| 1820 | |
| 1821 | pin = (struct pgt_ieee80211_node *)ni; |
| 1822 | free(pin, M_DEVBUF2, 0); |
| 1823 | } |
| 1824 | |
| 1825 | void |
| 1826 | pgt_ieee80211_node_copy(struct ieee80211com *ic, struct ieee80211_node *dst, |
| 1827 | const struct ieee80211_node *src) |
| 1828 | { |
| 1829 | const struct pgt_ieee80211_node *psrc; |
| 1830 | struct pgt_ieee80211_node *pdst; |
| 1831 | |
| 1832 | psrc = (const struct pgt_ieee80211_node *)src; |
| 1833 | pdst = (struct pgt_ieee80211_node *)dst; |
| 1834 | bcopy(psrc, pdst, sizeof(*psrc)); |
| 1835 | } |
| 1836 | |
| 1837 | int |
| 1838 | pgt_ieee80211_send_mgmt(struct ieee80211com *ic, struct ieee80211_node *ni, |
| 1839 | int type, int arg1, int arg2) |
| 1840 | { |
| 1841 | return (EOPNOTSUPP45); |
| 1842 | } |
| 1843 | |
| 1844 | int |
| 1845 | pgt_net_attach(struct pgt_softc *sc) |
| 1846 | { |
| 1847 | struct ieee80211com *ic = &sc->sc_ic; |
| 1848 | struct ifnet *ifp = &ic->ic_ific_ac.ac_if; |
| 1849 | struct ieee80211_rateset *rs; |
| 1850 | uint8_t rates[IEEE80211_RATE_MAXSIZE15]; |
| 1851 | struct pgt_obj_buffer psbuffer; |
| 1852 | struct pgt_obj_frequencies *freqs; |
| 1853 | uint32_t phymode, country; |
| 1854 | unsigned int chan, i, j, firstchan = -1; |
| 1855 | int error; |
| 1856 | |
| 1857 | psbuffer.pob_size = htole32(PGT_FRAG_SIZE * PGT_PSM_BUFFER_FRAME_COUNT)((__uint32_t)(1536 * 64)); |
| 1858 | psbuffer.pob_addr = htole32(sc->sc_psmdmam->dm_segs[0].ds_addr)((__uint32_t)(sc->sc_psmdmam->dm_segs[0].ds_addr)); |
| 1859 | error = pgt_oid_set(sc, PGT_OID_PSM_BUFFER, &psbuffer, sizeof(country)); |
| 1860 | if (error) |
| 1861 | return (error); |
| 1862 | error = pgt_oid_get(sc, PGT_OID_PHY, &phymode, sizeof(phymode)); |
| 1863 | if (error) |
| 1864 | return (error); |
| 1865 | error = pgt_oid_get(sc, PGT_OID_MAC_ADDRESS, ic->ic_myaddr, |
| 1866 | sizeof(ic->ic_myaddr)); |
| 1867 | if (error) |
| 1868 | return (error); |
| 1869 | error = pgt_oid_get(sc, PGT_OID_COUNTRY, &country, sizeof(country)); |
| 1870 | if (error) |
| 1871 | return (error); |
| 1872 | |
| 1873 | ifp->if_softc = sc; |
| 1874 | ifp->if_ioctl = pgt_ioctl; |
| 1875 | ifp->if_start = pgt_start; |
| 1876 | ifp->if_watchdog = pgt_watchdog; |
| 1877 | ifp->if_flags = IFF_SIMPLEX0x800 | IFF_BROADCAST0x2 | IFF_MULTICAST0x8000; |
| 1878 | strlcpy(ifp->if_xname, sc->sc_dev.dv_xname, IFNAMSIZ16); |
| 1879 | |
| 1880 | ifq_init_maxlen(&ifp->if_snd, IFQ_MAXLEN256); |
| 1881 | |
| 1882 | /* |
| 1883 | * Set channels |
| 1884 | * |
| 1885 | * Prism hardware likes to report supported frequencies that are |
| 1886 | * not actually available for the country of origin. |
| 1887 | */ |
| 1888 | j = sizeof(*freqs) + (IEEE80211_CHAN_MAX255 + 1) * sizeof(uint16_t); |
| 1889 | freqs = malloc(j, M_DEVBUF2, M_WAITOK0x0001); |
| 1890 | error = pgt_oid_get(sc, PGT_OID_SUPPORTED_FREQUENCIES, freqs, j); |
| 1891 | if (error) { |
| 1892 | free(freqs, M_DEVBUF2, 0); |
| 1893 | return (error); |
| 1894 | } |
| 1895 | |
| 1896 | for (i = 0, j = letoh16(freqs->pof_count)((__uint16_t)(freqs->pof_count)); i < j; i++) { |
| 1897 | chan = ieee80211_mhz2ieee(letoh16(freqs->pof_freqlist_mhz[i])((__uint16_t)(freqs->pof_freqlist_mhz[i])), |
| 1898 | 0); |
| 1899 | |
| 1900 | if (chan > IEEE80211_CHAN_MAX255) { |
| 1901 | printf("%s: reported bogus channel (%uMHz)\n", |
| 1902 | sc->sc_dev.dv_xname, chan); |
| 1903 | free(freqs, M_DEVBUF2, 0); |
| 1904 | return (EIO5); |
| 1905 | } |
| 1906 | |
| 1907 | if (letoh16(freqs->pof_freqlist_mhz[i])((__uint16_t)(freqs->pof_freqlist_mhz[i])) < 5000) { |
| 1908 | if (!(phymode & htole32(PGT_OID_PHY_2400MHZ)((__uint32_t)(0x00000001)))) |
| 1909 | continue; |
| 1910 | if (country == letoh32(PGT_COUNTRY_USA)((__uint32_t)(0))) { |
| 1911 | if (chan >= 12 && chan <= 14) |
| 1912 | continue; |
| 1913 | } |
| 1914 | if (chan <= 14) |
| 1915 | ic->ic_channels[chan].ic_flags |= |
| 1916 | IEEE80211_CHAN_B(0x0080 | 0x0020); |
| 1917 | ic->ic_channels[chan].ic_flags |= IEEE80211_CHAN_PUREG(0x0080 | 0x0040); |
| 1918 | } else { |
| 1919 | if (!(phymode & htole32(PGT_OID_PHY_5000MHZ)((__uint32_t)(0x00000002)))) |
| 1920 | continue; |
| 1921 | ic->ic_channels[chan].ic_flags |= IEEE80211_CHAN_A(0x0100 | 0x0040); |
| 1922 | } |
| 1923 | |
| 1924 | ic->ic_channels[chan].ic_freq = |
| 1925 | letoh16(freqs->pof_freqlist_mhz[i])((__uint16_t)(freqs->pof_freqlist_mhz[i])); |
| 1926 | |
| 1927 | if (firstchan == -1) |
| 1928 | firstchan = chan; |
| 1929 | |
| 1930 | DPRINTF(("%s: set channel %d to freq %uMHz\n", |
| 1931 | sc->sc_dev.dv_xname, chan, |
| 1932 | letoh16(freqs->pof_freqlist_mhz[i]))); |
| 1933 | } |
| 1934 | free(freqs, M_DEVBUF2, 0); |
| 1935 | if (firstchan == -1) { |
| 1936 | printf("%s: no channels found\n", sc->sc_dev.dv_xname); |
| 1937 | return (EIO5); |
| 1938 | } |
| 1939 | |
| 1940 | /* |
| 1941 | * Set rates |
| 1942 | */ |
| 1943 | bzero(rates, sizeof(rates))__builtin_bzero((rates), (sizeof(rates))); |
| 1944 | error = pgt_oid_get(sc, PGT_OID_SUPPORTED_RATES, rates, sizeof(rates)); |
| 1945 | if (error) |
| 1946 | return (error); |
| 1947 | for (i = 0; i < sizeof(rates) && rates[i] != 0; i++) { |
| 1948 | switch (rates[i]) { |
| 1949 | case 2: |
| 1950 | case 4: |
| 1951 | case 11: |
| 1952 | case 22: |
| 1953 | case 44: /* maybe */ |
| 1954 | if (phymode & htole32(PGT_OID_PHY_2400MHZ)((__uint32_t)(0x00000001))) { |
| 1955 | rs = &ic->ic_sup_rates[IEEE80211_MODE_11B]; |
| 1956 | rs->rs_rates[rs->rs_nrates++] = rates[i]; |
| 1957 | } |
| 1958 | default: |
| 1959 | if (phymode & htole32(PGT_OID_PHY_2400MHZ)((__uint32_t)(0x00000001))) { |
| 1960 | rs = &ic->ic_sup_rates[IEEE80211_MODE_11G]; |
| 1961 | rs->rs_rates[rs->rs_nrates++] = rates[i]; |
| 1962 | } |
| 1963 | if (phymode & htole32(PGT_OID_PHY_5000MHZ)((__uint32_t)(0x00000002))) { |
| 1964 | rs = &ic->ic_sup_rates[IEEE80211_MODE_11A]; |
| 1965 | rs->rs_rates[rs->rs_nrates++] = rates[i]; |
| 1966 | } |
| 1967 | rs = &ic->ic_sup_rates[IEEE80211_MODE_AUTO]; |
| 1968 | rs->rs_rates[rs->rs_nrates++] = rates[i]; |
| 1969 | } |
| 1970 | } |
| 1971 | |
| 1972 | ic->ic_caps = IEEE80211_C_WEP0x00000001 | IEEE80211_C_PMGT0x00000004 | IEEE80211_C_TXPMGT0x00000040 | |
| 1973 | IEEE80211_C_SHSLOT0x00000080 | IEEE80211_C_SHPREAMBLE0x00000100 | IEEE80211_C_MONITOR0x00000200; |
| 1974 | #ifndef IEEE80211_STA_ONLY |
| 1975 | ic->ic_caps |= IEEE80211_C_IBSS0x00000002 | IEEE80211_C_HOSTAP0x00000008; |
| 1976 | #endif |
| 1977 | ic->ic_opmode = IEEE80211_M_STA; |
| 1978 | ic->ic_state = IEEE80211_S_INIT; |
| 1979 | |
| 1980 | if_attach(ifp); |
| 1981 | ieee80211_ifattach(ifp); |
| 1982 | |
| 1983 | /* setup post-attach/pre-lateattach vector functions */ |
| 1984 | sc->sc_newstate = ic->ic_newstate; |
| 1985 | ic->ic_newstate = pgt_newstate; |
| 1986 | ic->ic_node_alloc = pgt_ieee80211_node_alloc; |
| 1987 | ic->ic_newassoc = pgt_ieee80211_newassoc; |
| 1988 | ic->ic_node_free = pgt_ieee80211_node_free; |
| 1989 | ic->ic_node_copy = pgt_ieee80211_node_copy; |
| 1990 | ic->ic_send_mgmt = pgt_ieee80211_send_mgmt; |
| 1991 | ic->ic_max_rssi = 255; /* rssi is a u_int8_t */ |
| 1992 | |
| 1993 | /* let net80211 handle switching around the media + resetting */ |
| 1994 | ieee80211_media_init(ifp, pgt_media_change, pgt_media_status); |
| 1995 | |
| 1996 | #if NBPFILTER1 > 0 |
| 1997 | bpfattach(&sc->sc_drvbpf, ifp, DLT_IEEE802_11_RADIO127, |
| 1998 | sizeof(struct ieee80211_frame) + 64); |
| 1999 | |
| 2000 | sc->sc_rxtap_len = sizeof(sc->sc_rxtapu); |
| 2001 | sc->sc_rxtapsc_rxtapu.th.wr_ihdr.it_len = htole16(sc->sc_rxtap_len)((__uint16_t)(sc->sc_rxtap_len)); |
| 2002 | sc->sc_rxtapsc_rxtapu.th.wr_ihdr.it_present = htole32(PGT_RX_RADIOTAP_PRESENT)((__uint32_t)(((1 << IEEE80211_RADIOTAP_FLAGS) | (1 << IEEE80211_RADIOTAP_CHANNEL) | (1 << IEEE80211_RADIOTAP_RSSI )))); |
| 2003 | |
| 2004 | sc->sc_txtap_len = sizeof(sc->sc_txtapu); |
| 2005 | sc->sc_txtapsc_txtapu.th.wt_ihdr.it_len = htole16(sc->sc_txtap_len)((__uint16_t)(sc->sc_txtap_len)); |
| 2006 | sc->sc_txtapsc_txtapu.th.wt_ihdr.it_present = htole32(PGT_TX_RADIOTAP_PRESENT)((__uint32_t)(((1 << IEEE80211_RADIOTAP_FLAGS) | (1 << IEEE80211_RADIOTAP_RATE) | (1 << IEEE80211_RADIOTAP_CHANNEL )))); |
| 2007 | #endif |
| 2008 | return (0); |
| 2009 | } |
| 2010 | |
| 2011 | int |
| 2012 | pgt_media_change(struct ifnet *ifp) |
| 2013 | { |
| 2014 | struct pgt_softc *sc = ifp->if_softc; |
| 2015 | int error; |
| 2016 | |
| 2017 | error = ieee80211_media_change(ifp); |
| 2018 | if (error == ENETRESET52) { |
| 2019 | pgt_update_hw_from_sw(sc, 0); |
| 2020 | error = 0; |
| 2021 | } |
| 2022 | |
| 2023 | return (error); |
| 2024 | } |
| 2025 | |
| 2026 | void |
| 2027 | pgt_media_status(struct ifnet *ifp, struct ifmediareq *imr) |
| 2028 | { |
| 2029 | struct pgt_softc *sc = ifp->if_softc; |
| 2030 | struct ieee80211com *ic = &sc->sc_ic; |
| 2031 | uint32_t rate; |
| 2032 | int s; |
| 2033 | |
| 2034 | imr->ifm_status = 0; |
| 2035 | imr->ifm_active = IFM_IEEE802110x0000000000000400ULL | IFM_NONE2ULL; |
| 2036 | |
| 2037 | if (!(ifp->if_flags & IFF_UP0x1)) |
| 2038 | return; |
| 2039 | |
| 2040 | s = splnet()splraise(0x4); |
| 2041 | |
| 2042 | if (ic->ic_fixed_rate != -1) { |
| 2043 | rate = ic->ic_sup_rates[ic->ic_curmode]. |
| 2044 | rs_rates[ic->ic_fixed_rate] & IEEE80211_RATE_VAL0x7f; |
| 2045 | } else { |
| 2046 | if (pgt_oid_get(sc, PGT_OID_LINK_STATE, &rate, sizeof(rate))) |
| 2047 | goto out; |
| 2048 | rate = letoh32(rate)((__uint32_t)(rate)); |
| 2049 | if (sc->sc_debug & SC_DEBUG_LINK0x00000080) { |
| 2050 | DPRINTF(("%s: %s: link rate %u\n", |
| 2051 | sc->sc_dev.dv_xname, __func__, rate)); |
| 2052 | } |
| 2053 | if (rate == 0) |
| 2054 | goto out; |
| 2055 | } |
| 2056 | |
| 2057 | imr->ifm_status = IFM_AVALID0x0000000000000001ULL; |
| 2058 | imr->ifm_active = IFM_IEEE802110x0000000000000400ULL; |
| 2059 | if (ic->ic_state == IEEE80211_S_RUN) |
| 2060 | imr->ifm_status |= IFM_ACTIVE0x0000000000000002ULL; |
| 2061 | |
| 2062 | imr->ifm_active |= ieee80211_rate2media(ic, rate, ic->ic_curmode); |
| 2063 | |
| 2064 | switch (ic->ic_opmode) { |
| 2065 | case IEEE80211_M_STA: |
| 2066 | break; |
| 2067 | #ifndef IEEE80211_STA_ONLY |
| 2068 | case IEEE80211_M_IBSS: |
| 2069 | imr->ifm_active |= IFM_IEEE80211_ADHOC0x0000000000010000ULL; |
| 2070 | break; |
| 2071 | case IEEE80211_M_AHDEMO: |
| 2072 | imr->ifm_active |= IFM_IEEE80211_ADHOC0x0000000000010000ULL | IFM_FLAG00x0000100000000000ULL; |
| 2073 | break; |
| 2074 | case IEEE80211_M_HOSTAP: |
| 2075 | imr->ifm_active |= IFM_IEEE80211_HOSTAP0x0000000000020000ULL; |
| 2076 | break; |
| 2077 | #endif |
| 2078 | case IEEE80211_M_MONITOR: |
| 2079 | imr->ifm_active |= IFM_IEEE80211_MONITOR0x0000000000100000ULL; |
| 2080 | break; |
| 2081 | default: |
| 2082 | break; |
| 2083 | } |
| 2084 | |
| 2085 | out: |
| 2086 | splx(s)spllower(s); |
| 2087 | } |
| 2088 | |
| 2089 | /* |
| 2090 | * Start data frames. Critical sections surround the boundary of |
| 2091 | * management frame transmission / transmission acknowledgement / response |
| 2092 | * and data frame transmission / transmission acknowledgement. |
| 2093 | */ |
| 2094 | void |
| 2095 | pgt_start(struct ifnet *ifp) |
| 2096 | { |
| 2097 | struct pgt_softc *sc; |
| 2098 | struct ieee80211com *ic; |
| 2099 | struct pgt_desc *pd; |
| 2100 | struct mbuf *m; |
| 2101 | int error; |
| 2102 | |
| 2103 | sc = ifp->if_softc; |
| 2104 | ic = &sc->sc_ic; |
| 2105 | |
| 2106 | if (sc->sc_flags & (SC_DYING0x00000004 | SC_NEEDS_RESET0x00000008) || |
| 2107 | !(ifp->if_flags & IFF_RUNNING0x40) || |
| 2108 | ic->ic_state != IEEE80211_S_RUN) { |
| 2109 | return; |
| 2110 | } |
| 2111 | |
| 2112 | /* |
| 2113 | * Management packets should probably be MLME frames |
| 2114 | * (i.e. hostap "managed" mode); we don't touch the |
| 2115 | * net80211 management queue. |
| 2116 | */ |
| 2117 | for (; sc->sc_dirtyq_count[PGT_QUEUE_DATA_LOW_TX] < |
| 2118 | PGT_QUEUE_FULL_THRESHOLD8 && !ifq_empty(&ifp->if_snd)(({ typeof((&ifp->if_snd)->ifq_len) __tmp = *(volatile typeof((&ifp->if_snd)->ifq_len) *)&((&ifp-> if_snd)->ifq_len); membar_datadep_consumer(); __tmp; }) == 0);) { |
| 2119 | pd = TAILQ_FIRST(&sc->sc_freeq[PGT_QUEUE_DATA_LOW_TX])((&sc->sc_freeq[PGT_QUEUE_DATA_LOW_TX])->tqh_first); |
| 2120 | m = ifq_deq_begin(&ifp->if_snd); |
| 2121 | if (m == NULL((void *)0)) |
| 2122 | break; |
| 2123 | if (m->m_pkthdrM_dat.MH.MH_pkthdr.len <= PGT_FRAG_SIZE1536) { |
| 2124 | error = pgt_load_tx_desc_frag(sc, |
| 2125 | PGT_QUEUE_DATA_LOW_TX, pd); |
| 2126 | if (error) { |
| 2127 | ifq_deq_rollback(&ifp->if_snd, m); |
| 2128 | break; |
| 2129 | } |
| 2130 | ifq_deq_commit(&ifp->if_snd, m); |
| 2131 | m_copydata(m, 0, m->m_pkthdrM_dat.MH.MH_pkthdr.len, pd->pd_mem); |
| 2132 | pgt_desc_transmit(sc, PGT_QUEUE_DATA_LOW_TX, |
| 2133 | pd, m->m_pkthdrM_dat.MH.MH_pkthdr.len, 0); |
| 2134 | } else if (m->m_pkthdrM_dat.MH.MH_pkthdr.len <= PGT_FRAG_SIZE1536 * 2) { |
| 2135 | struct pgt_desc *pd2; |
| 2136 | |
| 2137 | /* |
| 2138 | * Transmit a fragmented frame if there is |
| 2139 | * not enough room in one fragment; limit |
| 2140 | * to two fragments (802.11 itself couldn't |
| 2141 | * even support a full two.) |
| 2142 | */ |
| 2143 | if (sc->sc_dirtyq_count[PGT_QUEUE_DATA_LOW_TX] + 2 > |
| 2144 | PGT_QUEUE_FULL_THRESHOLD8) { |
| 2145 | ifq_deq_rollback(&ifp->if_snd, m); |
| 2146 | break; |
| 2147 | } |
| 2148 | pd2 = TAILQ_NEXT(pd, pd_link)((pd)->pd_link.tqe_next); |
| 2149 | error = pgt_load_tx_desc_frag(sc, |
| 2150 | PGT_QUEUE_DATA_LOW_TX, pd); |
| 2151 | if (error == 0) { |
| 2152 | error = pgt_load_tx_desc_frag(sc, |
| 2153 | PGT_QUEUE_DATA_LOW_TX, pd2); |
| 2154 | if (error) { |
| 2155 | pgt_unload_tx_desc_frag(sc, pd); |
| 2156 | TAILQ_INSERT_HEAD(&sc->sc_freeq[do { if (((pd)->pd_link.tqe_next = (&sc->sc_freeq[ PGT_QUEUE_DATA_LOW_TX ])->tqh_first) != ((void *)0)) (&sc->sc_freeq[ PGT_QUEUE_DATA_LOW_TX ])->tqh_first->pd_link.tqe_prev = &(pd)->pd_link .tqe_next; else (&sc->sc_freeq[ PGT_QUEUE_DATA_LOW_TX] )->tqh_last = &(pd)->pd_link.tqe_next; (&sc-> sc_freeq[ PGT_QUEUE_DATA_LOW_TX])->tqh_first = (pd); (pd)-> pd_link.tqe_prev = &(&sc->sc_freeq[ PGT_QUEUE_DATA_LOW_TX ])->tqh_first; } while (0) |
| 2157 | PGT_QUEUE_DATA_LOW_TX], pd,do { if (((pd)->pd_link.tqe_next = (&sc->sc_freeq[ PGT_QUEUE_DATA_LOW_TX ])->tqh_first) != ((void *)0)) (&sc->sc_freeq[ PGT_QUEUE_DATA_LOW_TX ])->tqh_first->pd_link.tqe_prev = &(pd)->pd_link .tqe_next; else (&sc->sc_freeq[ PGT_QUEUE_DATA_LOW_TX] )->tqh_last = &(pd)->pd_link.tqe_next; (&sc-> sc_freeq[ PGT_QUEUE_DATA_LOW_TX])->tqh_first = (pd); (pd)-> pd_link.tqe_prev = &(&sc->sc_freeq[ PGT_QUEUE_DATA_LOW_TX ])->tqh_first; } while (0) |
| 2158 | pd_link)do { if (((pd)->pd_link.tqe_next = (&sc->sc_freeq[ PGT_QUEUE_DATA_LOW_TX ])->tqh_first) != ((void *)0)) (&sc->sc_freeq[ PGT_QUEUE_DATA_LOW_TX ])->tqh_first->pd_link.tqe_prev = &(pd)->pd_link .tqe_next; else (&sc->sc_freeq[ PGT_QUEUE_DATA_LOW_TX] )->tqh_last = &(pd)->pd_link.tqe_next; (&sc-> sc_freeq[ PGT_QUEUE_DATA_LOW_TX])->tqh_first = (pd); (pd)-> pd_link.tqe_prev = &(&sc->sc_freeq[ PGT_QUEUE_DATA_LOW_TX ])->tqh_first; } while (0); |
| 2159 | } |
| 2160 | } |
| 2161 | if (error) { |
| 2162 | ifq_deq_rollback(&ifp->if_snd, m); |
| 2163 | break; |
| 2164 | } |
| 2165 | ifq_deq_commit(&ifp->if_snd, m); |
| 2166 | m_copydata(m, 0, PGT_FRAG_SIZE1536, pd->pd_mem); |
| 2167 | pgt_desc_transmit(sc, PGT_QUEUE_DATA_LOW_TX, |
| 2168 | pd, PGT_FRAG_SIZE1536, 1); |
| 2169 | m_copydata(m, PGT_FRAG_SIZE1536, |
| 2170 | m->m_pkthdrM_dat.MH.MH_pkthdr.len - PGT_FRAG_SIZE1536, pd2->pd_mem); |
| 2171 | pgt_desc_transmit(sc, PGT_QUEUE_DATA_LOW_TX, |
| 2172 | pd2, m->m_pkthdrM_dat.MH.MH_pkthdr.len - PGT_FRAG_SIZE1536, 0); |
| 2173 | } else { |
| 2174 | ifq_deq_commit(&ifp->if_snd, m); |
| 2175 | ifp->if_oerrorsif_data.ifi_oerrors++; |
| 2176 | m_freem(m); |
| 2177 | m = NULL((void *)0); |
| 2178 | } |
| 2179 | if (m != NULL((void *)0)) { |
| 2180 | struct ieee80211_node *ni; |
| 2181 | #if NBPFILTER1 > 0 |
| 2182 | if (ifp->if_bpf != NULL((void *)0)) |
| 2183 | bpf_mtap(ifp->if_bpf, m, BPF_DIRECTION_OUT(1 << 1)); |
| 2184 | #endif |
| 2185 | ifp->if_timer = 1; |
| 2186 | sc->sc_txtimer = 5; |
| 2187 | ni = ieee80211_find_txnode(&sc->sc_ic, |
| 2188 | mtod(m, struct ether_header *)((struct ether_header *)((m)->m_hdr.mh_data))->ether_dhost); |
| 2189 | if (ni != NULL((void *)0)) { |
| 2190 | ni->ni_inact = 0; |
| 2191 | if (ni != ic->ic_bss) |
| 2192 | ieee80211_release_node(&sc->sc_ic, ni); |
| 2193 | } |
| 2194 | #if NBPFILTER1 > 0 |
| 2195 | if (sc->sc_drvbpf != NULL((void *)0)) { |
| 2196 | struct mbuf mb; |
| 2197 | struct ether_header eh; |
| 2198 | struct pgt_tx_radiotap_hdr *tap = &sc->sc_txtapsc_txtapu.th; |
| 2199 | |
| 2200 | bcopy(mtod(m, struct ether_header *)((struct ether_header *)((m)->m_hdr.mh_data)), &eh, |
| 2201 | sizeof(eh)); |
| 2202 | m_adj(m, sizeof(eh)); |
| 2203 | m = pgt_ieee80211_encap(sc, &eh, m, NULL((void *)0)); |
| 2204 | |
| 2205 | tap->wt_flags = 0; |
| 2206 | //tap->wt_rate = rate; |
| 2207 | tap->wt_rate = 0; |
| 2208 | tap->wt_chan_freq = |
| 2209 | htole16(ic->ic_bss->ni_chan->ic_freq)((__uint16_t)(ic->ic_bss->ni_chan->ic_freq)); |
| 2210 | tap->wt_chan_flags = |
| 2211 | htole16(ic->ic_bss->ni_chan->ic_flags)((__uint16_t)(ic->ic_bss->ni_chan->ic_flags)); |
| 2212 | |
| 2213 | if (m != NULL((void *)0)) { |
| 2214 | mb.m_datam_hdr.mh_data = (caddr_t)tap; |
| 2215 | mb.m_lenm_hdr.mh_len = sc->sc_txtap_len; |
| 2216 | mb.m_nextm_hdr.mh_next = m; |
| 2217 | mb.m_nextpktm_hdr.mh_nextpkt = NULL((void *)0); |
| 2218 | mb.m_typem_hdr.mh_type = 0; |
| 2219 | mb.m_flagsm_hdr.mh_flags = 0; |
| 2220 | |
| 2221 | bpf_mtap(sc->sc_drvbpf, &mb, |
| 2222 | BPF_DIRECTION_OUT(1 << 1)); |
| 2223 | } |
| 2224 | } |
| 2225 | #endif |
| 2226 | m_freem(m); |
| 2227 | } |
| 2228 | } |
| 2229 | } |
| 2230 | |
| 2231 | int |
| 2232 | pgt_ioctl(struct ifnet *ifp, u_long cmd, caddr_t req) |
| 2233 | { |
| 2234 | struct pgt_softc *sc = ifp->if_softc; |
| 2235 | struct ifreq *ifr; |
| 2236 | struct wi_req *wreq; |
| 2237 | struct ieee80211_nodereq_all *na; |
| 2238 | struct ieee80211com *ic; |
| 2239 | struct pgt_obj_bsslist *pob; |
| 2240 | struct wi_scan_p2_hdr *p2hdr; |
| 2241 | struct wi_scan_res *res; |
| 2242 | uint32_t noise; |
| 2243 | int maxscan, i, j, s, error = 0; |
| 2244 | |
| 2245 | ic = &sc->sc_ic; |
| 2246 | ifr = (struct ifreq *)req; |
| 2247 | |
| 2248 | s = splnet()splraise(0x4); |
| 2249 | switch (cmd) { |
| 2250 | case SIOCS80211SCAN((unsigned long)0x80000000 | ((sizeof(struct ifreq) & 0x1fff ) << 16) | ((('i')) << 8) | ((210))): |
| 2251 | /* |
| 2252 | * This chip scans always as soon as it gets initialized. |
| 2253 | */ |
| 2254 | break; |
| 2255 | case SIOCG80211ALLNODES(((unsigned long)0x80000000|(unsigned long)0x40000000) | ((sizeof (struct ieee80211_nodereq_all) & 0x1fff) << 16) | ( (('i')) << 8) | ((214))): { |
| 2256 | struct ieee80211_nodereq *nr = NULL((void *)0); |
| 2257 | na = (struct ieee80211_nodereq_all *)req; |
| 2258 | wreq = malloc(sizeof(*wreq), M_DEVBUF2, M_WAITOK0x0001 | M_ZERO0x0008); |
| 2259 | |
| 2260 | maxscan = PGT_OBJ_BSSLIST_NBSS24; |
| 2261 | pob = malloc(sizeof(*pob) + |
| 2262 | sizeof(struct pgt_obj_bss) * maxscan, M_DEVBUF2, M_WAITOK0x0001); |
| 2263 | error = pgt_oid_get(sc, PGT_OID_NOISE_FLOOR, &noise, |
| 2264 | sizeof(noise)); |
| 2265 | |
| 2266 | if (error == 0) { |
| 2267 | noise = letoh32(noise)((__uint32_t)(noise)); |
| 2268 | error = pgt_oid_get(sc, PGT_OID_BSS_LIST, pob, |
| 2269 | sizeof(*pob) + |
| 2270 | sizeof(struct pgt_obj_bss) * maxscan); |
| 2271 | } |
| 2272 | |
| 2273 | if (error == 0) { |
| 2274 | maxscan = min(PGT_OBJ_BSSLIST_NBSS24, |
| 2275 | letoh32(pob->pob_count)((__uint32_t)(pob->pob_count))); |
| 2276 | maxscan = min(maxscan, |
| 2277 | (sizeof(wreq->wi_val) - sizeof(*p2hdr)) / |
| 2278 | WI_PRISM2_RES_SIZE62); |
| 2279 | p2hdr = (struct wi_scan_p2_hdr *)&wreq->wi_val; |
| 2280 | p2hdr->wi_rsvd = 0; |
| 2281 | p2hdr->wi_reason = 1; |
| 2282 | wreq->wi_len = (maxscan * WI_PRISM2_RES_SIZE62) / 2 + |
| 2283 | sizeof(*p2hdr) / 2; |
| 2284 | wreq->wi_type = WI_RID_SCAN_RES0xFD88; |
| 2285 | } |
| 2286 | |
| 2287 | for (na->na_nodes = j = i = 0; i < maxscan && |
| 2288 | (na->na_size >= j + sizeof(struct ieee80211_nodereq)); |
| 2289 | i++) { |
| 2290 | /* allocate node space */ |
| 2291 | if (nr == NULL((void *)0)) |
| 2292 | nr = malloc(sizeof(*nr), M_DEVBUF2, M_WAITOK0x0001); |
| 2293 | |
| 2294 | /* get next BSS scan result */ |
| 2295 | res = (struct wi_scan_res *) |
| 2296 | ((char *)&wreq->wi_val + sizeof(*p2hdr) + |
| 2297 | i * WI_PRISM2_RES_SIZE62); |
| 2298 | pgt_obj_bss2scanres(sc, &pob->pob_bsslist[i], |
| 2299 | res, noise); |
| 2300 | |
| 2301 | /* copy it to node structure for ifconfig to read */ |
| 2302 | bzero(nr, sizeof(*nr))__builtin_bzero((nr), (sizeof(*nr))); |
| 2303 | IEEE80211_ADDR_COPY(nr->nr_macaddr, res->wi_bssid)__builtin_memcpy((nr->nr_macaddr), (res->wi_bssid), (6) ); |
| 2304 | IEEE80211_ADDR_COPY(nr->nr_bssid, res->wi_bssid)__builtin_memcpy((nr->nr_bssid), (res->wi_bssid), (6)); |
| 2305 | nr->nr_channel = letoh16(res->wi_chan)((__uint16_t)(res->wi_chan)); |
| 2306 | nr->nr_chan_flags = IEEE80211_CHAN_B(0x0080 | 0x0020); |
| 2307 | nr->nr_rssi = letoh16(res->wi_signal)((__uint16_t)(res->wi_signal)); |
| 2308 | nr->nr_max_rssi = 0; /* XXX */ |
| 2309 | nr->nr_nwid_len = letoh16(res->wi_ssid_len)((__uint16_t)(res->wi_ssid_len)); |
| 2310 | bcopy(res->wi_ssid, nr->nr_nwid, nr->nr_nwid_len); |
| 2311 | nr->nr_intval = letoh16(res->wi_interval)((__uint16_t)(res->wi_interval)); |
| 2312 | nr->nr_capinfo = letoh16(res->wi_capinfo)((__uint16_t)(res->wi_capinfo)); |
| 2313 | nr->nr_txrate = res->wi_rate == WI_WAVELAN_RES_1M0x0a ? 2 : |
| 2314 | (res->wi_rate == WI_WAVELAN_RES_2M0x14 ? 4 : |
| 2315 | (res->wi_rate == WI_WAVELAN_RES_5M0x37 ? 11 : |
| 2316 | (res->wi_rate == WI_WAVELAN_RES_11M0x6e ? 22 : 0))); |
| 2317 | nr->nr_nrates = 0; |
| 2318 | while (res->wi_srates[nr->nr_nrates] != 0) { |
| 2319 | nr->nr_rates[nr->nr_nrates] = |
| 2320 | res->wi_srates[nr->nr_nrates] & |
| 2321 | WI_VAR_SRATES_MASK0x7F; |
| 2322 | nr->nr_nrates++; |
| 2323 | } |
| 2324 | nr->nr_flags = 0; |
| 2325 | if (bcmp(nr->nr_macaddr, nr->nr_bssid, |
| 2326 | IEEE80211_ADDR_LEN6) == 0) |
| 2327 | nr->nr_flags |= IEEE80211_NODEREQ_AP0x01; |
| 2328 | error = copyout(nr, (caddr_t)na->na_node + j, |
| 2329 | sizeof(struct ieee80211_nodereq)); |
| 2330 | if (error) |
| 2331 | break; |
| 2332 | |
| 2333 | /* point to next node entry */ |
| 2334 | j += sizeof(struct ieee80211_nodereq); |
| 2335 | na->na_nodes++; |
| 2336 | } |
| 2337 | if (nr) |
| 2338 | free(nr, M_DEVBUF2, 0); |
| 2339 | free(pob, M_DEVBUF2, 0); |
| 2340 | free(wreq, M_DEVBUF2, 0); |
| 2341 | break; |
| 2342 | } |
| 2343 | case SIOCSIFADDR((unsigned long)0x80000000 | ((sizeof(struct ifreq) & 0x1fff ) << 16) | ((('i')) << 8) | ((12))): |
| 2344 | ifp->if_flags |= IFF_UP0x1; |
| 2345 | /* FALLTHROUGH */ |
| 2346 | case SIOCSIFFLAGS((unsigned long)0x80000000 | ((sizeof(struct ifreq) & 0x1fff ) << 16) | ((('i')) << 8) | ((16))): |
| 2347 | if (ifp->if_flags & IFF_UP0x1) { |
| 2348 | if ((ifp->if_flags & IFF_RUNNING0x40) == 0) { |
| 2349 | pgt_init(ifp); |
| 2350 | error = ENETRESET52; |
| 2351 | } |
| 2352 | } else { |
| 2353 | if (ifp->if_flags & IFF_RUNNING0x40) { |
| 2354 | pgt_stop(sc, SC_NEEDS_RESET0x00000008); |
| 2355 | error = ENETRESET52; |
| 2356 | } |
| 2357 | } |
| 2358 | break; |
| 2359 | case SIOCSIFMTU((unsigned long)0x80000000 | ((sizeof(struct ifreq) & 0x1fff ) << 16) | ((('i')) << 8) | ((127))): |
| 2360 | if (ifr->ifr_mtuifr_ifru.ifru_metric > PGT_FRAG_SIZE1536) { |
| 2361 | error = EINVAL22; |
| 2362 | break; |
| 2363 | } |
| 2364 | /* FALLTHROUGH */ |
| 2365 | default: |
| 2366 | error = ieee80211_ioctl(ifp, cmd, req); |
| 2367 | break; |
| 2368 | } |
| 2369 | |
| 2370 | if (error == ENETRESET52) { |
| 2371 | pgt_update_hw_from_sw(sc, 0); |
| 2372 | error = 0; |
| 2373 | } |
| 2374 | splx(s)spllower(s); |
| 2375 | |
| 2376 | return (error); |
| 2377 | } |
| 2378 | |
| 2379 | void |
| 2380 | pgt_obj_bss2scanres(struct pgt_softc *sc, struct pgt_obj_bss *pob, |
| 2381 | struct wi_scan_res *scanres, uint32_t noise) |
| 2382 | { |
| 2383 | struct ieee80211_rateset *rs; |
| 2384 | struct wi_scan_res ap; |
| 2385 | unsigned int i, n; |
| 2386 | |
| 2387 | rs = &sc->sc_ic.ic_sup_rates[IEEE80211_MODE_AUTO]; |
| 2388 | bzero(&ap, sizeof(ap))__builtin_bzero((&ap), (sizeof(ap))); |
| 2389 | ap.wi_chan = ieee80211_mhz2ieee(letoh16(pob->pob_channel)((__uint16_t)(pob->pob_channel)), 0); |
| 2390 | ap.wi_noise = noise; |
| 2391 | ap.wi_signal = letoh16(pob->pob_rssi)((__uint16_t)(pob->pob_rssi)); |
| 2392 | IEEE80211_ADDR_COPY(ap.wi_bssid, pob->pob_address)__builtin_memcpy((ap.wi_bssid), (pob->pob_address), (6)); |
| 2393 | ap.wi_interval = letoh16(pob->pob_beacon_period)((__uint16_t)(pob->pob_beacon_period)); |
| 2394 | ap.wi_capinfo = letoh16(pob->pob_capinfo)((__uint16_t)(pob->pob_capinfo)); |
| 2395 | ap.wi_ssid_len = min(sizeof(ap.wi_ssid), pob->pob_ssid.pos_length); |
| 2396 | memcpy(ap.wi_ssid, pob->pob_ssid.pos_ssid, ap.wi_ssid_len)__builtin_memcpy((ap.wi_ssid), (pob->pob_ssid.pos_ssid), ( ap.wi_ssid_len)); |
| 2397 | n = 0; |
| 2398 | for (i = 0; i < 16; i++) { |
| 2399 | if (letoh16(pob->pob_rates)((__uint16_t)(pob->pob_rates)) & (1 << i)) { |
| 2400 | if (i >= rs->rs_nrates) |
| 2401 | break; |
| 2402 | ap.wi_srates[n++] = ap.wi_rate = rs->rs_rates[i]; |
| 2403 | if (n >= sizeof(ap.wi_srates) / sizeof(ap.wi_srates[0])) |
| 2404 | break; |
| 2405 | } |
| 2406 | } |
| 2407 | memcpy(scanres, &ap, WI_PRISM2_RES_SIZE)__builtin_memcpy((scanres), (&ap), (62)); |
| 2408 | } |
| 2409 | |
| 2410 | void |
| 2411 | node_mark_active_ap(void *arg, struct ieee80211_node *ni) |
| 2412 | { |
| 2413 | /* |
| 2414 | * HostAP mode lets all nodes stick around unless |
| 2415 | * the firmware AP kicks them off. |
| 2416 | */ |
| 2417 | ni->ni_inact = 0; |
| 2418 | } |
| 2419 | |
| 2420 | void |
| 2421 | node_mark_active_adhoc(void *arg, struct ieee80211_node *ni) |
| 2422 | { |
| 2423 | struct pgt_ieee80211_node *pin; |
| 2424 | |
| 2425 | /* |
| 2426 | * As there is no association in ad-hoc, we let links just |
| 2427 | * time out naturally as long they are not holding any private |
| 2428 | * configuration, such as 802.1x authorization. |
| 2429 | */ |
| 2430 | pin = (struct pgt_ieee80211_node *)ni; |
| 2431 | if (pin->pin_dot1x_auth == PIN_DOT1X_AUTHORIZED) |
| 2432 | pin->pin_node.ni_inact = 0; |
| 2433 | } |
| 2434 | |
| 2435 | void |
| 2436 | pgt_watchdog(struct ifnet *ifp) |
| 2437 | { |
| 2438 | struct pgt_softc *sc; |
| 2439 | |
| 2440 | sc = ifp->if_softc; |
| 2441 | /* |
| 2442 | * Check for timed out transmissions (and make sure to set |
| 2443 | * this watchdog to fire again if there is still data in the |
| 2444 | * output device queue). |
| 2445 | */ |
| 2446 | if (sc->sc_dirtyq_count[PGT_QUEUE_DATA_LOW_TX] != 0) { |
| 2447 | int count; |
| 2448 | |
| 2449 | ifp->if_timer = 1; |
| 2450 | if (sc->sc_txtimer && --sc->sc_txtimer == 0) { |
| 2451 | count = pgt_drain_tx_queue(sc, PGT_QUEUE_DATA_LOW_TX); |
| 2452 | if (sc->sc_debug & SC_DEBUG_UNEXPECTED0x00000004) |
| 2453 | DPRINTF(("%s: timeout %d data transmissions\n", |
| 2454 | sc->sc_dev.dv_xname, count)); |
| 2455 | } |
| 2456 | } |
| 2457 | if (sc->sc_flags & (SC_DYING0x00000004 | SC_NEEDS_RESET0x00000008)) |
| 2458 | return; |
| 2459 | /* |
| 2460 | * If we're going to kick the device out of power-save mode |
| 2461 | * just to update the BSSID and such, we should not do it |
| 2462 | * very often; need to determine in what way to do that. |
| 2463 | */ |
| 2464 | if (ifp->if_flags & IFF_RUNNING0x40 && |
| 2465 | sc->sc_ic.ic_state != IEEE80211_S_INIT && |
| 2466 | sc->sc_ic.ic_opmode != IEEE80211_M_MONITOR) |
| 2467 | pgt_async_update(sc); |
| 2468 | |
| 2469 | #ifndef IEEE80211_STA_ONLY |
| 2470 | /* |
| 2471 | * As a firmware-based HostAP, we should not time out |
| 2472 | * nodes inside the driver additionally to the timeout |
| 2473 | * that exists in the firmware. The only things we |
| 2474 | * should have to deal with timing out when doing HostAP |
| 2475 | * are the privacy-related. |
| 2476 | */ |
| 2477 | switch (sc->sc_ic.ic_opmode) { |
| 2478 | case IEEE80211_M_HOSTAP: |
| 2479 | ieee80211_iterate_nodes(&sc->sc_ic, |
| 2480 | node_mark_active_ap, NULL((void *)0)); |
| 2481 | break; |
| 2482 | case IEEE80211_M_IBSS: |
| 2483 | ieee80211_iterate_nodes(&sc->sc_ic, |
| 2484 | node_mark_active_adhoc, NULL((void *)0)); |
| 2485 | break; |
| 2486 | default: |
| 2487 | break; |
| 2488 | } |
| 2489 | #endif |
| 2490 | ieee80211_watchdog(ifp); |
| 2491 | ifp->if_timer = 1; |
| 2492 | } |
| 2493 | |
| 2494 | int |
| 2495 | pgt_init(struct ifnet *ifp) |
| 2496 | { |
| 2497 | struct pgt_softc *sc = ifp->if_softc; |
| 2498 | struct ieee80211com *ic = &sc->sc_ic; |
| 2499 | |
| 2500 | /* set default channel */ |
| 2501 | ic->ic_bss->ni_chan = ic->ic_ibss_chan; |
| 2502 | |
| 2503 | if (!(sc->sc_flags & (SC_DYING0x00000004 | SC_UNINITIALIZED0x00000002))) |
| 2504 | pgt_update_hw_from_sw(sc, |
| 2505 | ic->ic_state != IEEE80211_S_INIT); |
| 2506 | |
| 2507 | ifp->if_flags |= IFF_RUNNING0x40; |
| 2508 | ifq_clr_oactive(&ifp->if_snd); |
| 2509 | |
| 2510 | /* Begin background scanning */ |
| 2511 | ieee80211_new_state(&sc->sc_ic, IEEE80211_S_SCAN, -1)(((&sc->sc_ic)->ic_newstate)((&sc->sc_ic), ( IEEE80211_S_SCAN), (-1))); |
| 2512 | |
| 2513 | return (0); |
| 2514 | } |
| 2515 | |
| 2516 | /* |
| 2517 | * After most every configuration change, everything needs to be fully |
| 2518 | * reinitialized. For some operations (currently, WEP settings |
| 2519 | * in ad-hoc+802.1x mode), the change is "soft" and doesn't remove |
| 2520 | * "associations," and allows EAP authorization to occur again. |
| 2521 | * If keepassoc is specified, the reset operation should try to go |
| 2522 | * back to the BSS had before. |
| 2523 | */ |
| 2524 | void |
| 2525 | pgt_update_hw_from_sw(struct pgt_softc *sc, int keepassoc) |
| 2526 | { |
| 2527 | struct ieee80211com *ic = &sc->sc_ic; |
| 2528 | struct arpcom *ac = &ic->ic_ac; |
| 2529 | struct ifnet *ifp = &ac->ac_if; |
| 2530 | struct pgt_obj_key keyobj; |
| 2531 | struct pgt_obj_ssid essid; |
| 2532 | uint8_t availrates[IEEE80211_RATE_MAXSIZE15 + 1]; |
| 2533 | uint32_t mode, bsstype, config, profile, channel, slot, preamble; |
| 2534 | uint32_t wep, exunencrypted, wepkey, dot1x, auth, mlme; |
| 2535 | unsigned int i; |
| 2536 | int success, shouldbeup, s; |
| 2537 | |
| 2538 | config = PGT_CONFIG_MANUAL_RUN0x00000001 | PGT_CONFIG_RX_ANNEX0x00000004; |
| 2539 | |
| 2540 | /* |
| 2541 | * Promiscuous mode is currently a no-op since packets transmitted, |
| 2542 | * while in promiscuous mode, don't ever seem to go anywhere. |
| 2543 | */ |
| 2544 | shouldbeup = ifp->if_flags & IFF_RUNNING0x40 && ifp->if_flags & IFF_UP0x1; |
| 2545 | |
| 2546 | if (shouldbeup) { |
| 2547 | switch (ic->ic_opmode) { |
| 2548 | case IEEE80211_M_STA: |
| 2549 | if (ifp->if_flags & IFF_PROMISC0x100) |
| 2550 | mode = PGT_MODE_CLIENT1; /* what to do? */ |
| 2551 | else |
| 2552 | mode = PGT_MODE_CLIENT1; |
| 2553 | bsstype = PGT_BSS_TYPE_STA1; |
| 2554 | dot1x = PGT_DOT1X_AUTH_ENABLED1; |
| 2555 | break; |
| 2556 | #ifndef IEEE80211_STA_ONLY |
| 2557 | case IEEE80211_M_IBSS: |
| 2558 | if (ifp->if_flags & IFF_PROMISC0x100) |
| 2559 | mode = PGT_MODE_CLIENT1; /* what to do? */ |
| 2560 | else |
| 2561 | mode = PGT_MODE_CLIENT1; |
| 2562 | bsstype = PGT_BSS_TYPE_IBSS2; |
| 2563 | dot1x = PGT_DOT1X_AUTH_ENABLED1; |
| 2564 | break; |
| 2565 | case IEEE80211_M_HOSTAP: |
| 2566 | mode = PGT_MODE_AP2; |
| 2567 | bsstype = PGT_BSS_TYPE_STA1; |
| 2568 | /* |
| 2569 | * For IEEE 802.1x, we need to authenticate and |
| 2570 | * authorize hosts from here on or they remain |
| 2571 | * associated but without the ability to send or |
| 2572 | * receive normal traffic to us (courtesy the |
| 2573 | * firmware AP implementation). |
| 2574 | */ |
| 2575 | dot1x = PGT_DOT1X_AUTH_ENABLED1; |
| 2576 | /* |
| 2577 | * WDS mode needs several things to work: |
| 2578 | * discovery of exactly how creating the WDS |
| 2579 | * links is meant to function, an interface |
| 2580 | * for this, and ability to encode or decode |
| 2581 | * the WDS frames. |
| 2582 | */ |
| 2583 | if (sc->sc_wds) |
| 2584 | config |= PGT_CONFIG_WDS0x00000010; |
| 2585 | break; |
| 2586 | #endif |
| 2587 | case IEEE80211_M_MONITOR: |
| 2588 | mode = PGT_MODE_PROMISCUOUS0; |
| 2589 | bsstype = PGT_BSS_TYPE_ANY3; |
| 2590 | dot1x = PGT_DOT1X_AUTH_NONE0; |
| 2591 | break; |
| 2592 | default: |
| 2593 | goto badopmode; |
| 2594 | } |
| 2595 | } else { |
| 2596 | badopmode: |
| 2597 | mode = PGT_MODE_CLIENT1; |
| 2598 | bsstype = PGT_BSS_TYPE_NONE0; |
| 2599 | } |
| 2600 | |
| 2601 | DPRINTF(("%s: current mode is ", sc->sc_dev.dv_xname)); |
| 2602 | switch (ic->ic_curmode) { |
| 2603 | case IEEE80211_MODE_11A: |
| 2604 | profile = PGT_PROFILE_A_ONLY6; |
| 2605 | preamble = PGT_OID_PREAMBLE_MODE_DYNAMIC2; |
| 2606 | DPRINTF(("IEEE80211_MODE_11A\n")); |
| 2607 | break; |
| 2608 | case IEEE80211_MODE_11B: |
| 2609 | profile = PGT_PROFILE_B_ONLY0; |
| 2610 | preamble = PGT_OID_PREAMBLE_MODE_LONG0; |
| 2611 | DPRINTF(("IEEE80211_MODE_11B\n")); |
| 2612 | break; |
| 2613 | case IEEE80211_MODE_11G: |
| 2614 | profile = PGT_PROFILE_G_ONLY3; |
| 2615 | preamble = PGT_OID_PREAMBLE_MODE_SHORT1; |
| 2616 | DPRINTF(("IEEE80211_MODE_11G\n")); |
| 2617 | break; |
| 2618 | case IEEE80211_MODE_AUTO: |
| 2619 | profile = PGT_PROFILE_MIXED_G_WIFI1; |
| 2620 | preamble = PGT_OID_PREAMBLE_MODE_DYNAMIC2; |
| 2621 | DPRINTF(("IEEE80211_MODE_AUTO\n")); |
| 2622 | break; |
| 2623 | default: |
| 2624 | panic("unknown mode %d", ic->ic_curmode); |
| 2625 | } |
| 2626 | |
| 2627 | switch (sc->sc_80211_ioc_auth) { |
| 2628 | case IEEE80211_AUTH_NONE0: |
| 2629 | auth = PGT_AUTH_MODE_NONE0; |
| 2630 | break; |
| 2631 | case IEEE80211_AUTH_OPEN1: |
| 2632 | auth = PGT_AUTH_MODE_OPEN1; |
| 2633 | break; |
| 2634 | default: |
| 2635 | auth = PGT_AUTH_MODE_SHARED2; |
| 2636 | break; |
| 2637 | } |
| 2638 | |
| 2639 | if (sc->sc_ic.ic_flags & IEEE80211_F_WEPON0x00000100) { |
| 2640 | wep = 1; |
| 2641 | exunencrypted = 1; |
| 2642 | } else { |
| 2643 | wep = 0; |
| 2644 | exunencrypted = 0; |
| 2645 | } |
| 2646 | |
| 2647 | mlme = htole32(PGT_MLME_AUTO_LEVEL_AUTO)((__uint32_t)(0)); |
| 2648 | wep = htole32(wep)((__uint32_t)(wep)); |
| 2649 | exunencrypted = htole32(exunencrypted)((__uint32_t)(exunencrypted)); |
| 2650 | profile = htole32(profile)((__uint32_t)(profile)); |
| 2651 | preamble = htole32(preamble)((__uint32_t)(preamble)); |
| 2652 | bsstype = htole32(bsstype)((__uint32_t)(bsstype)); |
| 2653 | config = htole32(config)((__uint32_t)(config)); |
| 2654 | mode = htole32(mode)((__uint32_t)(mode)); |
| 2655 | |
| 2656 | if (!wep || !sc->sc_dot1x) |
| 2657 | dot1x = PGT_DOT1X_AUTH_NONE0; |
| 2658 | dot1x = htole32(dot1x)((__uint32_t)(dot1x)); |
| 2659 | auth = htole32(auth)((__uint32_t)(auth)); |
| 2660 | |
| 2661 | if (ic->ic_flags & IEEE80211_F_SHSLOT0x00020000) |
| 2662 | slot = htole32(PGT_OID_SLOT_MODE_SHORT)((__uint32_t)(1)); |
| 2663 | else |
| 2664 | slot = htole32(PGT_OID_SLOT_MODE_DYNAMIC)((__uint32_t)(2)); |
| 2665 | |
| 2666 | if (ic->ic_des_chan == IEEE80211_CHAN_ANYC((struct ieee80211_channel *) ((void *)0))) { |
| 2667 | if (keepassoc) |
| 2668 | channel = 0; |
| 2669 | else |
| 2670 | channel = ieee80211_chan2ieee(ic, ic->ic_bss->ni_chan); |
| 2671 | } else |
| 2672 | channel = ieee80211_chan2ieee(ic, ic->ic_des_chan); |
| 2673 | |
| 2674 | DPRINTF(("%s: set rates", sc->sc_dev.dv_xname)); |
| 2675 | for (i = 0; i < ic->ic_sup_rates[ic->ic_curmode].rs_nrates; i++) { |
| 2676 | availrates[i] = ic->ic_sup_rates[ic->ic_curmode].rs_rates[i]; |
| 2677 | DPRINTF((" %d", availrates[i])); |
| 2678 | } |
| 2679 | DPRINTF(("\n")); |
| 2680 | availrates[i++] = 0; |
| 2681 | |
| 2682 | essid.pos_length = min(ic->ic_des_esslen, sizeof(essid.pos_ssid)); |
| 2683 | memcpy(&essid.pos_ssid, ic->ic_des_essid, essid.pos_length)__builtin_memcpy((&essid.pos_ssid), (ic->ic_des_essid) , (essid.pos_length)); |
| 2684 | |
| 2685 | s = splnet()splraise(0x4); |
| 2686 | for (success = 0; success == 0; success = 1) { |
| 2687 | SETOID(PGT_OID_PROFILE, &profile, sizeof(profile)){ if (pgt_oid_set(sc, PGT_OID_PROFILE, &profile, sizeof(profile )) != 0) break; }; |
| 2688 | SETOID(PGT_OID_CONFIG, &config, sizeof(config)){ if (pgt_oid_set(sc, PGT_OID_CONFIG, &config, sizeof(config )) != 0) break; }; |
| 2689 | SETOID(PGT_OID_MLME_AUTO_LEVEL, &mlme, sizeof(mlme)){ if (pgt_oid_set(sc, PGT_OID_MLME_AUTO_LEVEL, &mlme, sizeof (mlme)) != 0) break; }; |
| 2690 | |
| 2691 | if (!IEEE80211_ADDR_EQ(ic->ic_myaddr, ac->ac_enaddr)(__builtin_memcmp((ic->ic_myaddr), (ac->ac_enaddr), (6) ) == 0)) { |
| 2692 | SETOID(PGT_OID_MAC_ADDRESS, ac->ac_enaddr,{ if (pgt_oid_set(sc, PGT_OID_MAC_ADDRESS, ac->ac_enaddr, sizeof (ac->ac_enaddr)) != 0) break; } |
| 2693 | sizeof(ac->ac_enaddr)){ if (pgt_oid_set(sc, PGT_OID_MAC_ADDRESS, ac->ac_enaddr, sizeof (ac->ac_enaddr)) != 0) break; }; |
| 2694 | IEEE80211_ADDR_COPY(ic->ic_myaddr, ac->ac_enaddr)__builtin_memcpy((ic->ic_myaddr), (ac->ac_enaddr), (6)); |
| 2695 | } |
| 2696 | |
| 2697 | SETOID(PGT_OID_MODE, &mode, sizeof(mode)){ if (pgt_oid_set(sc, PGT_OID_MODE, &mode, sizeof(mode)) != 0) break; }; |
| 2698 | SETOID(PGT_OID_BSS_TYPE, &bsstype, sizeof(bsstype)){ if (pgt_oid_set(sc, PGT_OID_BSS_TYPE, &bsstype, sizeof( bsstype)) != 0) break; }; |
| 2699 | |
| 2700 | if (channel != 0 && channel != IEEE80211_CHAN_ANY0xffff) |
| 2701 | SETOID(PGT_OID_CHANNEL, &channel, sizeof(channel)){ if (pgt_oid_set(sc, PGT_OID_CHANNEL, &channel, sizeof(channel )) != 0) break; }; |
| 2702 | |
| 2703 | if (ic->ic_flags & IEEE80211_F_DESBSSID0x00000800) { |
| 2704 | SETOID(PGT_OID_BSSID, ic->ic_des_bssid,{ if (pgt_oid_set(sc, PGT_OID_BSSID, ic->ic_des_bssid, sizeof (ic->ic_des_bssid)) != 0) break; } |
| 2705 | sizeof(ic->ic_des_bssid)){ if (pgt_oid_set(sc, PGT_OID_BSSID, ic->ic_des_bssid, sizeof (ic->ic_des_bssid)) != 0) break; }; |
| 2706 | } else if (keepassoc) { |
| 2707 | SETOID(PGT_OID_BSSID, ic->ic_bss->ni_bssid,{ if (pgt_oid_set(sc, PGT_OID_BSSID, ic->ic_bss->ni_bssid , sizeof(ic->ic_bss->ni_bssid)) != 0) break; } |
| 2708 | sizeof(ic->ic_bss->ni_bssid)){ if (pgt_oid_set(sc, PGT_OID_BSSID, ic->ic_bss->ni_bssid , sizeof(ic->ic_bss->ni_bssid)) != 0) break; }; |
| 2709 | } |
| 2710 | |
| 2711 | SETOID(PGT_OID_SSID, &essid, sizeof(essid)){ if (pgt_oid_set(sc, PGT_OID_SSID, &essid, sizeof(essid) ) != 0) break; }; |
| 2712 | |
| 2713 | if (ic->ic_des_esslen > 0) |
| 2714 | SETOID(PGT_OID_SSID_OVERRIDE, &essid, sizeof(essid)){ if (pgt_oid_set(sc, PGT_OID_SSID_OVERRIDE, &essid, sizeof (essid)) != 0) break; }; |
| 2715 | |
| 2716 | SETOID(PGT_OID_RATES, &availrates, i){ if (pgt_oid_set(sc, PGT_OID_RATES, &availrates, i) != 0 ) break; }; |
| 2717 | SETOID(PGT_OID_EXTENDED_RATES, &availrates, i){ if (pgt_oid_set(sc, PGT_OID_EXTENDED_RATES, &availrates , i) != 0) break; }; |
| 2718 | SETOID(PGT_OID_PREAMBLE_MODE, &preamble, sizeof(preamble)){ if (pgt_oid_set(sc, PGT_OID_PREAMBLE_MODE, &preamble, sizeof (preamble)) != 0) break; }; |
| 2719 | SETOID(PGT_OID_SLOT_MODE, &slot, sizeof(slot)){ if (pgt_oid_set(sc, PGT_OID_SLOT_MODE, &slot, sizeof(slot )) != 0) break; }; |
| 2720 | SETOID(PGT_OID_AUTH_MODE, &auth, sizeof(auth)){ if (pgt_oid_set(sc, PGT_OID_AUTH_MODE, &auth, sizeof(auth )) != 0) break; }; |
| 2721 | SETOID(PGT_OID_EXCLUDE_UNENCRYPTED, &exunencrypted,{ if (pgt_oid_set(sc, PGT_OID_EXCLUDE_UNENCRYPTED, &exunencrypted , sizeof(exunencrypted)) != 0) break; } |
| 2722 | sizeof(exunencrypted)){ if (pgt_oid_set(sc, PGT_OID_EXCLUDE_UNENCRYPTED, &exunencrypted , sizeof(exunencrypted)) != 0) break; }; |
| 2723 | SETOID(PGT_OID_DOT1X, &dot1x, sizeof(dot1x)){ if (pgt_oid_set(sc, PGT_OID_DOT1X, &dot1x, sizeof(dot1x )) != 0) break; }; |
| 2724 | SETOID(PGT_OID_PRIVACY_INVOKED, &wep, sizeof(wep)){ if (pgt_oid_set(sc, PGT_OID_PRIVACY_INVOKED, &wep, sizeof (wep)) != 0) break; }; |
| 2725 | /* |
| 2726 | * Setting WEP key(s) |
| 2727 | */ |
| 2728 | if (letoh32(wep)((__uint32_t)(wep)) != 0) { |
| 2729 | keyobj.pok_type = PGT_OBJ_KEY_TYPE_WEP0; |
| 2730 | /* key 1 */ |
| 2731 | keyobj.pok_length = min(sizeof(keyobj.pok_key), |
| 2732 | IEEE80211_KEYBUF_SIZE16); |
| 2733 | keyobj.pok_length = min(keyobj.pok_length, |
| 2734 | ic->ic_nw_keys[0].k_len); |
| 2735 | bcopy(ic->ic_nw_keys[0].k_key, keyobj.pok_key, |
| 2736 | keyobj.pok_length); |
| 2737 | SETOID(PGT_OID_DEFAULT_KEY0, &keyobj, sizeof(keyobj)){ if (pgt_oid_set(sc, PGT_OID_DEFAULT_KEY0, &keyobj, sizeof (keyobj)) != 0) break; }; |
| 2738 | /* key 2 */ |
| 2739 | keyobj.pok_length = min(sizeof(keyobj.pok_key), |
| 2740 | IEEE80211_KEYBUF_SIZE16); |
| 2741 | keyobj.pok_length = min(keyobj.pok_length, |
| 2742 | ic->ic_nw_keys[1].k_len); |
| 2743 | bcopy(ic->ic_nw_keys[1].k_key, keyobj.pok_key, |
| 2744 | keyobj.pok_length); |
| 2745 | SETOID(PGT_OID_DEFAULT_KEY1, &keyobj, sizeof(keyobj)){ if (pgt_oid_set(sc, PGT_OID_DEFAULT_KEY1, &keyobj, sizeof (keyobj)) != 0) break; }; |
| 2746 | /* key 3 */ |
| 2747 | keyobj.pok_length = min(sizeof(keyobj.pok_key), |
| 2748 | IEEE80211_KEYBUF_SIZE16); |
| 2749 | keyobj.pok_length = min(keyobj.pok_length, |
| 2750 | ic->ic_nw_keys[2].k_len); |
| 2751 | bcopy(ic->ic_nw_keys[2].k_key, keyobj.pok_key, |
| 2752 | keyobj.pok_length); |
| 2753 | SETOID(PGT_OID_DEFAULT_KEY2, &keyobj, sizeof(keyobj)){ if (pgt_oid_set(sc, PGT_OID_DEFAULT_KEY2, &keyobj, sizeof (keyobj)) != 0) break; }; |
| 2754 | /* key 4 */ |
| 2755 | keyobj.pok_length = min(sizeof(keyobj.pok_key), |
| 2756 | IEEE80211_KEYBUF_SIZE16); |
| 2757 | keyobj.pok_length = min(keyobj.pok_length, |
| 2758 | ic->ic_nw_keys[3].k_len); |
| 2759 | bcopy(ic->ic_nw_keys[3].k_key, keyobj.pok_key, |
| 2760 | keyobj.pok_length); |
| 2761 | SETOID(PGT_OID_DEFAULT_KEY3, &keyobj, sizeof(keyobj)){ if (pgt_oid_set(sc, PGT_OID_DEFAULT_KEY3, &keyobj, sizeof (keyobj)) != 0) break; }; |
| 2762 | |
| 2763 | wepkey = htole32(ic->ic_wep_txkey)((__uint32_t)(ic->ic_def_txkey)); |
| 2764 | SETOID(PGT_OID_DEFAULT_KEYNUM, &wepkey, sizeof(wepkey)){ if (pgt_oid_set(sc, PGT_OID_DEFAULT_KEYNUM, &wepkey, sizeof (wepkey)) != 0) break; }; |
| 2765 | } |
| 2766 | /* set mode again to commit */ |
| 2767 | SETOID(PGT_OID_MODE, &mode, sizeof(mode)){ if (pgt_oid_set(sc, PGT_OID_MODE, &mode, sizeof(mode)) != 0) break; }; |
| 2768 | } |
| 2769 | splx(s)spllower(s); |
| 2770 | |
| 2771 | if (success) { |
| 2772 | if (shouldbeup) |
| 2773 | ieee80211_new_state(ic, IEEE80211_S_SCAN, -1)(((ic)->ic_newstate)((ic), (IEEE80211_S_SCAN), (-1))); |
| 2774 | else |
| 2775 | ieee80211_new_state(ic, IEEE80211_S_INIT, -1)(((ic)->ic_newstate)((ic), (IEEE80211_S_INIT), (-1))); |
| 2776 | } else { |
| 2777 | printf("%s: problem setting modes\n", sc->sc_dev.dv_xname); |
| 2778 | ieee80211_new_state(ic, IEEE80211_S_INIT, -1)(((ic)->ic_newstate)((ic), (IEEE80211_S_INIT), (-1))); |
| 2779 | } |
| 2780 | } |
| 2781 | |
| 2782 | void |
| 2783 | pgt_hostap_handle_mlme(struct pgt_softc *sc, uint32_t oid, |
| 2784 | struct pgt_obj_mlme *mlme) |
| 2785 | { |
| 2786 | struct ieee80211com *ic = &sc->sc_ic; |
| 2787 | struct pgt_ieee80211_node *pin; |
| 2788 | struct ieee80211_node *ni; |
| 2789 | |
| 2790 | ni = ieee80211_find_node(ic, mlme->pom_address); |
| 2791 | pin = (struct pgt_ieee80211_node *)ni; |
| 2792 | switch (oid) { |
| 2793 | case PGT_OID_DISASSOCIATE: |
| 2794 | if (ni != NULL((void *)0)) |
| 2795 | ieee80211_release_node(&sc->sc_ic, ni); |
| 2796 | break; |
| 2797 | case PGT_OID_ASSOCIATE: |
| 2798 | if (ni == NULL((void *)0)) { |
| 2799 | ni = ieee80211_dup_bss(ic, mlme->pom_address); |
| 2800 | if (ni == NULL((void *)0)) |
| 2801 | break; |
| 2802 | ic->ic_newassoc(ic, ni, 1); |
| 2803 | pin = (struct pgt_ieee80211_node *)ni; |
| 2804 | } |
| 2805 | ni->ni_associd = letoh16(mlme->pom_id)((__uint16_t)(mlme->pom_id)); |
| 2806 | pin->pin_mlme_state = letoh16(mlme->pom_state)((__uint16_t)(mlme->pom_state)); |
| 2807 | break; |
| 2808 | default: |
| 2809 | if (pin != NULL((void *)0)) |
| 2810 | pin->pin_mlme_state = letoh16(mlme->pom_state)((__uint16_t)(mlme->pom_state)); |
| 2811 | break; |
| 2812 | } |
| 2813 | } |
| 2814 | |
| 2815 | /* |
| 2816 | * Either in response to an event or after a certain amount of time, |
| 2817 | * synchronize our idea of the network we're part of from the hardware. |
| 2818 | */ |
| 2819 | void |
| 2820 | pgt_update_sw_from_hw(struct pgt_softc *sc, struct pgt_async_trap *pa, |
| 2821 | struct mbuf *args) |
| 2822 | { |
| 2823 | struct ieee80211com *ic = &sc->sc_ic; |
| 2824 | struct pgt_obj_ssid ssid; |
| 2825 | struct pgt_obj_bss bss; |
| 2826 | uint32_t channel, noise, ls; |
| 2827 | int error, s; |
| 2828 | |
| 2829 | if (pa != NULL((void *)0)) { |
| 2830 | struct pgt_obj_mlme *mlme; |
| 2831 | uint32_t oid; |
| 2832 | |
| 2833 | oid = *mtod(args, uint32_t *)((uint32_t *)((args)->m_hdr.mh_data)); |
| 2834 | m_adj(args, sizeof(uint32_t)); |
| 2835 | if (sc->sc_debug & SC_DEBUG_TRAP0x00000040) |
| 2836 | DPRINTF(("%s: trap: oid %#x len %u\n", |
| 2837 | sc->sc_dev.dv_xname, oid, args->m_len)); |
| 2838 | switch (oid) { |
| 2839 | case PGT_OID_LINK_STATE: |
| 2840 | if (args->m_lenm_hdr.mh_len < sizeof(uint32_t)) |
| 2841 | break; |
| 2842 | ls = letoh32(*mtod(args, uint32_t *))((__uint32_t)(*((uint32_t *)((args)->m_hdr.mh_data)))); |
| 2843 | if (sc->sc_debug & (SC_DEBUG_TRAP0x00000040 | SC_DEBUG_LINK0x00000080)) |
| 2844 | DPRINTF(("%s: %s: link rate %u\n", |
| 2845 | sc->sc_dev.dv_xname, __func__, ls)); |
| 2846 | if (ls) |
| 2847 | ieee80211_new_state(ic, IEEE80211_S_RUN, -1)(((ic)->ic_newstate)((ic), (IEEE80211_S_RUN), (-1))); |
| 2848 | else |
| 2849 | ieee80211_new_state(ic, IEEE80211_S_SCAN, -1)(((ic)->ic_newstate)((ic), (IEEE80211_S_SCAN), (-1))); |
| 2850 | goto gotlinkstate; |
| 2851 | case PGT_OID_DEAUTHENTICATE: |
| 2852 | case PGT_OID_AUTHENTICATE: |
| 2853 | case PGT_OID_DISASSOCIATE: |
| 2854 | case PGT_OID_ASSOCIATE: |
| 2855 | if (args->m_lenm_hdr.mh_len < sizeof(struct pgt_obj_mlme)) |
| 2856 | break; |
| 2857 | mlme = mtod(args, struct pgt_obj_mlme *)((struct pgt_obj_mlme *)((args)->m_hdr.mh_data)); |
| 2858 | if (sc->sc_debug & SC_DEBUG_TRAP0x00000040) |
| 2859 | DPRINTF(("%s: mlme: address " |
| 2860 | "%s id 0x%02x state 0x%02x code 0x%02x\n", |
| 2861 | sc->sc_dev.dv_xname, |
| 2862 | ether_sprintf(mlme->pom_address), |
| 2863 | letoh16(mlme->pom_id), |
| 2864 | letoh16(mlme->pom_state), |
| 2865 | letoh16(mlme->pom_code))); |
| 2866 | #ifndef IEEE80211_STA_ONLY |
| 2867 | if (ic->ic_opmode == IEEE80211_M_HOSTAP) |
| 2868 | pgt_hostap_handle_mlme(sc, oid, mlme); |
| 2869 | #endif |
| 2870 | break; |
| 2871 | } |
| 2872 | return; |
| 2873 | } |
| 2874 | if (ic->ic_state == IEEE80211_S_SCAN) { |
| 2875 | s = splnet()splraise(0x4); |
| 2876 | error = pgt_oid_get(sc, PGT_OID_LINK_STATE, &ls, sizeof(ls)); |
| 2877 | splx(s)spllower(s); |
| 2878 | if (error) |
| 2879 | return; |
| 2880 | DPRINTF(("%s: up_sw_from_hw: link %u\n", sc->sc_dev.dv_xname, |
| 2881 | htole32(ls))); |
| 2882 | if (ls != 0) |
| 2883 | ieee80211_new_state(ic, IEEE80211_S_RUN, -1)(((ic)->ic_newstate)((ic), (IEEE80211_S_RUN), (-1))); |
| 2884 | } |
| 2885 | |
| 2886 | gotlinkstate: |
| 2887 | s = splnet()splraise(0x4); |
| 2888 | if (pgt_oid_get(sc, PGT_OID_NOISE_FLOOR, &noise, sizeof(noise)) != 0) |
| 2889 | goto out; |
| 2890 | sc->sc_noise = letoh32(noise)((__uint32_t)(noise)); |
| 2891 | if (ic->ic_state == IEEE80211_S_RUN) { |
| 2892 | if (pgt_oid_get(sc, PGT_OID_CHANNEL, &channel, |
| 2893 | sizeof(channel)) != 0) |
| 2894 | goto out; |
| 2895 | channel = min(letoh32(channel)((__uint32_t)(channel)), IEEE80211_CHAN_MAX255); |
| 2896 | ic->ic_bss->ni_chan = &ic->ic_channels[channel]; |
| 2897 | if (pgt_oid_get(sc, PGT_OID_BSSID, ic->ic_bss->ni_bssid, |
| 2898 | sizeof(ic->ic_bss->ni_bssid)) != 0) |
| 2899 | goto out; |
| 2900 | IEEE80211_ADDR_COPY(&bss.pob_address, ic->ic_bss->ni_bssid)__builtin_memcpy((&bss.pob_address), (ic->ic_bss->ni_bssid ), (6)); |
| 2901 | error = pgt_oid_retrieve(sc, PGT_OID_BSS_FIND, &bss, |
| 2902 | sizeof(bss)); |
| 2903 | if (error == 0) |
| 2904 | ic->ic_bss->ni_rssi = bss.pob_rssi; |
| 2905 | else if (error != EPERM1) |
| 2906 | goto out; |
| 2907 | error = pgt_oid_get(sc, PGT_OID_SSID, &ssid, sizeof(ssid)); |
| 2908 | if (error) |
| 2909 | goto out; |
| 2910 | ic->ic_bss->ni_esslen = min(ssid.pos_length, |
| 2911 | sizeof(ic->ic_bss->ni_essid)); |
| 2912 | memcpy(ic->ic_bss->ni_essid, ssid.pos_ssid,__builtin_memcpy((ic->ic_bss->ni_essid), (ssid.pos_ssid ), (ssid.pos_length)) |
| 2913 | ssid.pos_length)__builtin_memcpy((ic->ic_bss->ni_essid), (ssid.pos_ssid ), (ssid.pos_length)); |
| 2914 | } |
| 2915 | |
| 2916 | out: |
| 2917 | splx(s)spllower(s); |
| 2918 | } |
| 2919 | |
| 2920 | int |
| 2921 | pgt_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg) |
| 2922 | { |
| 2923 | struct pgt_softc *sc = ic->ic_ific_ac.ac_if.if_softc; |
| 2924 | enum ieee80211_state ostate; |
| 2925 | |
| 2926 | ostate = ic->ic_state; |
| 2927 | |
| 2928 | DPRINTF(("%s: newstate %s -> %s\n", sc->sc_dev.dv_xname, |
| 2929 | ieee80211_state_name[ostate], ieee80211_state_name[nstate])); |
| 2930 | |
| 2931 | switch (nstate) { |
| 2932 | case IEEE80211_S_INIT: |
| 2933 | if (sc->sc_dirtyq_count[PGT_QUEUE_DATA_LOW_TX] == 0) |
| 2934 | ic->ic_ific_ac.ac_if.if_timer = 0; |
| 2935 | ic->ic_mgt_timer = 0; |
| 2936 | ic->ic_flags &= ~IEEE80211_F_SIBSS0x00000002; |
| 2937 | ieee80211_free_allnodes(ic, 1); |
| 2938 | ieee80211_set_link_state(ic, LINK_STATE_DOWN2); |
| 2939 | break; |
| 2940 | case IEEE80211_S_SCAN: |
| 2941 | ic->ic_ific_ac.ac_if.if_timer = 1; |
| 2942 | ic->ic_mgt_timer = 0; |
| 2943 | ieee80211_node_cleanup(ic, ic->ic_bss); |
| 2944 | ieee80211_set_link_state(ic, LINK_STATE_DOWN2); |
| 2945 | #ifndef IEEE80211_STA_ONLY |
| 2946 | /* Just use any old channel; we override it anyway. */ |
| 2947 | if (ic->ic_opmode == IEEE80211_M_HOSTAP) |
| 2948 | ieee80211_create_ibss(ic, ic->ic_ibss_chan); |
| 2949 | #endif |
| 2950 | break; |
| 2951 | case IEEE80211_S_RUN: |
| 2952 | ic->ic_ific_ac.ac_if.if_timer = 1; |
| 2953 | break; |
| 2954 | default: |
| 2955 | break; |
| 2956 | } |
| 2957 | |
| 2958 | return (sc->sc_newstate(ic, nstate, arg)); |
| 2959 | } |
| 2960 | |
| 2961 | int |
| 2962 | pgt_drain_tx_queue(struct pgt_softc *sc, enum pgt_queue pq) |
| 2963 | { |
| 2964 | int wokeup = 0; |
| 2965 | |
| 2966 | bus_dmamap_sync(sc->sc_dmat, sc->sc_cbdmam, 0,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x02 | 0x04 )) |
| 2967 | sc->sc_cbdmam->dm_mapsize,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x02 | 0x04 )) |
| 2968 | BUS_DMASYNC_POSTREAD | BUS_DMASYNC_PREWRITE)(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x02 | 0x04 )); |
| 2969 | sc->sc_cb->pcb_device_curfrag[pq] = |
| 2970 | sc->sc_cb->pcb_driver_curfrag[pq]; |
| 2971 | bus_dmamap_sync(sc->sc_dmat, sc->sc_cbdmam, 0,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x08 | 0x01 )) |
| 2972 | sc->sc_cbdmam->dm_mapsize,(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x08 | 0x01 )) |
| 2973 | BUS_DMASYNC_POSTWRITE | BUS_DMASYNC_PREREAD)(*(sc->sc_dmat)->_dmamap_sync)((sc->sc_dmat), (sc-> sc_cbdmam), (0), (sc->sc_cbdmam->dm_mapsize), (0x08 | 0x01 )); |
| 2974 | while (!TAILQ_EMPTY(&sc->sc_dirtyq[pq])(((&sc->sc_dirtyq[pq])->tqh_first) == ((void *)0))) { |
| 2975 | struct pgt_desc *pd; |
| 2976 | |
| 2977 | pd = TAILQ_FIRST(&sc->sc_dirtyq[pq])((&sc->sc_dirtyq[pq])->tqh_first); |
| 2978 | TAILQ_REMOVE(&sc->sc_dirtyq[pq], pd, pd_link)do { if (((pd)->pd_link.tqe_next) != ((void *)0)) (pd)-> pd_link.tqe_next->pd_link.tqe_prev = (pd)->pd_link.tqe_prev ; else (&sc->sc_dirtyq[pq])->tqh_last = (pd)->pd_link .tqe_prev; *(pd)->pd_link.tqe_prev = (pd)->pd_link.tqe_next ; ((pd)->pd_link.tqe_prev) = ((void *)-1); ((pd)->pd_link .tqe_next) = ((void *)-1); } while (0); |
| 2979 | sc->sc_dirtyq_count[pq]--; |
| 2980 | TAILQ_INSERT_TAIL(&sc->sc_freeq[pq], pd, pd_link)do { (pd)->pd_link.tqe_next = ((void *)0); (pd)->pd_link .tqe_prev = (&sc->sc_freeq[pq])->tqh_last; *(&sc ->sc_freeq[pq])->tqh_last = (pd); (&sc->sc_freeq [pq])->tqh_last = &(pd)->pd_link.tqe_next; } while ( 0); |
| 2981 | sc->sc_freeq_count[pq]++; |
| 2982 | pgt_unload_tx_desc_frag(sc, pd); |
| 2983 | if (sc->sc_debug & SC_DEBUG_QUEUES0x00000001) |
| 2984 | DPRINTF(("%s: queue: tx %u <- [%u] (drained)\n", |
| 2985 | sc->sc_dev.dv_xname, pd->pd_fragnum, pq)); |
| 2986 | wokeup++; |
| 2987 | if (pgt_queue_is_data(pq)) |
| 2988 | sc->sc_ic.ic_ific_ac.ac_if.if_oerrorsif_data.ifi_oerrors++; |
| 2989 | } |
| 2990 | |
| 2991 | return (wokeup); |
| 2992 | } |
| 2993 | |
| 2994 | int |
| 2995 | pgt_dma_alloc(struct pgt_softc *sc) |
| 2996 | { |
| 2997 | size_t size; |
| 2998 | int i, error, nsegs; |
| 2999 | |
| 3000 | for (i = 0; i < PGT_QUEUE_COUNT6; i++) { |
| 3001 | TAILQ_INIT(&sc->sc_freeq[i])do { (&sc->sc_freeq[i])->tqh_first = ((void *)0); ( &sc->sc_freeq[i])->tqh_last = &(&sc->sc_freeq [i])->tqh_first; } while (0); |
| 3002 | TAILQ_INIT(&sc->sc_dirtyq[i])do { (&sc->sc_dirtyq[i])->tqh_first = ((void *)0); ( &sc->sc_dirtyq[i])->tqh_last = &(&sc->sc_dirtyq [i])->tqh_first; } while (0); |
| 3003 | } |
| 3004 | |
| 3005 | /* |
| 3006 | * control block |
| 3007 | */ |
| 3008 | size = sizeof(struct pgt_control_block); |
| 3009 | |
| 3010 | error = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0,(*(sc->sc_dmat)->_dmamap_create)((sc->sc_dmat), (size ), (1), (size), (0), (0x0001), (&sc->sc_cbdmam)) |
| 3011 | BUS_DMA_NOWAIT, &sc->sc_cbdmam)(*(sc->sc_dmat)->_dmamap_create)((sc->sc_dmat), (size ), (1), (size), (0), (0x0001), (&sc->sc_cbdmam)); |
| 3012 | if (error != 0) { |
| 3013 | printf("%s: can not create DMA tag for control block\n", |
| 3014 | sc->sc_dev.dv_xname); |
| 3015 | goto out; |
| 3016 | } |
| 3017 | |
| 3018 | error = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE,(*(sc->sc_dmat)->_dmamem_alloc)((sc->sc_dmat), (size ), ((1 << 12)), (0), (&sc->sc_cbdmas), (1), (& nsegs), (0x0001 | 0x1000)) |
| 3019 | 0, &sc->sc_cbdmas, 1, &nsegs, BUS_DMA_NOWAIT | BUS_DMA_ZERO)(*(sc->sc_dmat)->_dmamem_alloc)((sc->sc_dmat), (size ), ((1 << 12)), (0), (&sc->sc_cbdmas), (1), (& nsegs), (0x0001 | 0x1000)); |
| 3020 | if (error != 0) { |
| 3021 | printf("%s: can not allocate DMA memory for control block\n", |
| 3022 | sc->sc_dev.dv_xname); |
| 3023 | goto out; |
| 3024 | } |
| 3025 | |
| 3026 | error = bus_dmamem_map(sc->sc_dmat, &sc->sc_cbdmas, nsegs,(*(sc->sc_dmat)->_dmamem_map)((sc->sc_dmat), (&sc ->sc_cbdmas), (nsegs), (size), ((caddr_t *)&sc->sc_cb ), (0x0001)) |
| 3027 | size, (caddr_t *)&sc->sc_cb, BUS_DMA_NOWAIT)(*(sc->sc_dmat)->_dmamem_map)((sc->sc_dmat), (&sc ->sc_cbdmas), (nsegs), (size), ((caddr_t *)&sc->sc_cb ), (0x0001)); |
| 3028 | if (error != 0) { |
| 3029 | printf("%s: can not map DMA memory for control block\n", |
| 3030 | sc->sc_dev.dv_xname); |
| 3031 | goto out; |
| 3032 | } |
| 3033 | |
| 3034 | error = bus_dmamap_load(sc->sc_dmat, sc->sc_cbdmam,(*(sc->sc_dmat)->_dmamap_load)((sc->sc_dmat), (sc-> sc_cbdmam), (sc->sc_cb), (size), (((void *)0)), (0x0001)) |
| 3035 | sc->sc_cb, size, NULL, BUS_DMA_NOWAIT)(*(sc->sc_dmat)->_dmamap_load)((sc->sc_dmat), (sc-> sc_cbdmam), (sc->sc_cb), (size), (((void *)0)), (0x0001)); |
| 3036 | if (error != 0) { |
| 3037 | printf("%s: can not load DMA map for control block\n", |
| 3038 | sc->sc_dev.dv_xname); |
| 3039 | goto out; |
| 3040 | } |
| 3041 | |
| 3042 | /* |
| 3043 | * powersave |
| 3044 | */ |
| 3045 | size = PGT_FRAG_SIZE1536 * PGT_PSM_BUFFER_FRAME_COUNT64; |
| 3046 | |
| 3047 | error = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0,(*(sc->sc_dmat)->_dmamap_create)((sc->sc_dmat), (size ), (1), (size), (0), (0x0002), (&sc->sc_psmdmam)) |
| 3048 | BUS_DMA_ALLOCNOW, &sc->sc_psmdmam)(*(sc->sc_dmat)->_dmamap_create)((sc->sc_dmat), (size ), (1), (size), (0), (0x0002), (&sc->sc_psmdmam)); |
| 3049 | if (error != 0) { |
| 3050 | printf("%s: can not create DMA tag for powersave\n", |
| 3051 | sc->sc_dev.dv_xname); |
| 3052 | goto out; |
| 3053 | } |
| 3054 | |
| 3055 | error = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE,(*(sc->sc_dmat)->_dmamem_alloc)((sc->sc_dmat), (size ), ((1 << 12)), (0), (&sc->sc_psmdmas), (1), (& nsegs), (0x0001 | 0x1000)) |
| 3056 | 0, &sc->sc_psmdmas, 1, &nsegs, BUS_DMA_NOWAIT | BUS_DMA_ZERO)(*(sc->sc_dmat)->_dmamem_alloc)((sc->sc_dmat), (size ), ((1 << 12)), (0), (&sc->sc_psmdmas), (1), (& nsegs), (0x0001 | 0x1000)); |
| 3057 | if (error != 0) { |
| 3058 | printf("%s: can not allocate DMA memory for powersave\n", |
| 3059 | sc->sc_dev.dv_xname); |
| 3060 | goto out; |
| 3061 | } |
| 3062 | |
| 3063 | error = bus_dmamem_map(sc->sc_dmat, &sc->sc_psmdmas, nsegs,(*(sc->sc_dmat)->_dmamem_map)((sc->sc_dmat), (&sc ->sc_psmdmas), (nsegs), (size), ((caddr_t *)&sc->sc_psmbuf ), (0x0001)) |
| 3064 | size, (caddr_t *)&sc->sc_psmbuf, BUS_DMA_NOWAIT)(*(sc->sc_dmat)->_dmamem_map)((sc->sc_dmat), (&sc ->sc_psmdmas), (nsegs), (size), ((caddr_t *)&sc->sc_psmbuf ), (0x0001)); |
| 3065 | if (error != 0) { |
| 3066 | printf("%s: can not map DMA memory for powersave\n", |
| 3067 | sc->sc_dev.dv_xname); |
| 3068 | goto out; |
| 3069 | } |
| 3070 | |
| 3071 | error = bus_dmamap_load(sc->sc_dmat, sc->sc_psmdmam,(*(sc->sc_dmat)->_dmamap_load)((sc->sc_dmat), (sc-> sc_psmdmam), (sc->sc_psmbuf), (size), (((void *)0)), (0x0000 )) |
| 3072 | sc->sc_psmbuf, size, NULL, BUS_DMA_WAITOK)(*(sc->sc_dmat)->_dmamap_load)((sc->sc_dmat), (sc-> sc_psmdmam), (sc->sc_psmbuf), (size), (((void *)0)), (0x0000 )); |
| 3073 | if (error != 0) { |
| 3074 | printf("%s: can not load DMA map for powersave\n", |
| 3075 | sc->sc_dev.dv_xname); |
| 3076 | goto out; |
| 3077 | } |
| 3078 | |
| 3079 | /* |
| 3080 | * fragments |
| 3081 | */ |
| 3082 | error = pgt_dma_alloc_queue(sc, PGT_QUEUE_DATA_LOW_RX); |
| 3083 | if (error != 0) |
| 3084 | goto out; |
| 3085 | |
| 3086 | error = pgt_dma_alloc_queue(sc, PGT_QUEUE_DATA_LOW_TX); |
| 3087 | if (error != 0) |
| 3088 | goto out; |
| 3089 | |
| 3090 | error = pgt_dma_alloc_queue(sc, PGT_QUEUE_DATA_HIGH_RX); |
| 3091 | if (error != 0) |
| 3092 | goto out; |
| 3093 | |
| 3094 | error = pgt_dma_alloc_queue(sc, PGT_QUEUE_DATA_HIGH_TX); |
| 3095 | if (error != 0) |
| 3096 | goto out; |
| 3097 | |
| 3098 | error = pgt_dma_alloc_queue(sc, PGT_QUEUE_MGMT_RX); |
| 3099 | if (error != 0) |
| 3100 | goto out; |
| 3101 | |
| 3102 | error = pgt_dma_alloc_queue(sc, PGT_QUEUE_MGMT_TX); |
| 3103 | if (error != 0) |
| 3104 | goto out; |
| 3105 | |
| 3106 | out: |
| 3107 | if (error) { |
| 3108 | printf("%s: error in DMA allocation\n", sc->sc_dev.dv_xname); |
| 3109 | pgt_dma_free(sc); |
| 3110 | } |
| 3111 | |
| 3112 | return (error); |
| 3113 | } |
| 3114 | |
| 3115 | int |
| 3116 | pgt_dma_alloc_queue(struct pgt_softc *sc, enum pgt_queue pq) |
| 3117 | { |
| 3118 | struct pgt_desc *pd; |
| 3119 | size_t i, qsize; |
| 3120 | int error, nsegs; |
| 3121 | |
| 3122 | switch (pq) { |
| 3123 | case PGT_QUEUE_DATA_LOW_RX: |
| 3124 | qsize = PGT_QUEUE_DATA_RX_SIZE8; |
| 3125 | break; |
| 3126 | case PGT_QUEUE_DATA_LOW_TX: |
| 3127 | qsize = PGT_QUEUE_DATA_TX_SIZE32; |
| 3128 | break; |
| 3129 | case PGT_QUEUE_DATA_HIGH_RX: |
| 3130 | qsize = PGT_QUEUE_DATA_RX_SIZE8; |
| 3131 | break; |
| 3132 | case PGT_QUEUE_DATA_HIGH_TX: |
| 3133 | qsize = PGT_QUEUE_DATA_TX_SIZE32; |
| 3134 | break; |
| 3135 | case PGT_QUEUE_MGMT_RX: |
| 3136 | qsize = PGT_QUEUE_MGMT_SIZE4; |
| 3137 | break; |
| 3138 | case PGT_QUEUE_MGMT_TX: |
| 3139 | qsize = PGT_QUEUE_MGMT_SIZE4; |
| 3140 | break; |
| 3141 | default: |
| 3142 | return (EINVAL22); |
| 3143 | } |
| 3144 | |
| 3145 | for (i = 0; i < qsize; i++) { |
| 3146 | pd = malloc(sizeof(*pd), M_DEVBUF2, M_WAITOK0x0001); |
| 3147 | |
| 3148 | error = bus_dmamap_create(sc->sc_dmat, PGT_FRAG_SIZE, 1,(*(sc->sc_dmat)->_dmamap_create)((sc->sc_dmat), (1536 ), (1), (1536), (0), (0x0002), (&pd->pd_dmam)) |
| 3149 | PGT_FRAG_SIZE, 0, BUS_DMA_ALLOCNOW, &pd->pd_dmam)(*(sc->sc_dmat)->_dmamap_create)((sc->sc_dmat), (1536 ), (1), (1536), (0), (0x0002), (&pd->pd_dmam)); |
| 3150 | if (error != 0) { |
| 3151 | printf("%s: can not create DMA tag for fragment\n", |
| 3152 | sc->sc_dev.dv_xname); |
| 3153 | free(pd, M_DEVBUF2, 0); |
| 3154 | break; |
| 3155 | } |
| 3156 | |
| 3157 | error = bus_dmamem_alloc(sc->sc_dmat, PGT_FRAG_SIZE, PAGE_SIZE,(*(sc->sc_dmat)->_dmamem_alloc)((sc->sc_dmat), (1536 ), ((1 << 12)), (0), (&pd->pd_dmas), (1), (& nsegs), (0x0000)) |
| 3158 | 0, &pd->pd_dmas, 1, &nsegs, BUS_DMA_WAITOK)(*(sc->sc_dmat)->_dmamem_alloc)((sc->sc_dmat), (1536 ), ((1 << 12)), (0), (&pd->pd_dmas), (1), (& nsegs), (0x0000)); |
| 3159 | if (error != 0) { |
| 3160 | printf("%s: error alloc frag %zu on queue %u\n", |
| 3161 | sc->sc_dev.dv_xname, i, pq); |
| 3162 | free(pd, M_DEVBUF2, 0); |
| 3163 | break; |
| 3164 | } |
| 3165 | |
| 3166 | error = bus_dmamem_map(sc->sc_dmat, &pd->pd_dmas, nsegs,(*(sc->sc_dmat)->_dmamem_map)((sc->sc_dmat), (&pd ->pd_dmas), (nsegs), (1536), ((caddr_t *)&pd->pd_mem ), (0x0000)) |
| 3167 | PGT_FRAG_SIZE, (caddr_t *)&pd->pd_mem, BUS_DMA_WAITOK)(*(sc->sc_dmat)->_dmamem_map)((sc->sc_dmat), (&pd ->pd_dmas), (nsegs), (1536), ((caddr_t *)&pd->pd_mem ), (0x0000)); |
| 3168 | if (error != 0) { |
| 3169 | printf("%s: error map frag %zu on queue %u\n", |
| 3170 | sc->sc_dev.dv_xname, i, pq); |
| 3171 | free(pd, M_DEVBUF2, 0); |
| 3172 | break; |
| 3173 | } |
| 3174 | |
| 3175 | if (pgt_queue_is_rx(pq)) { |
| 3176 | error = bus_dmamap_load(sc->sc_dmat, pd->pd_dmam,(*(sc->sc_dmat)->_dmamap_load)((sc->sc_dmat), (pd-> pd_dmam), (pd->pd_mem), (1536), (((void *)0)), (0x0001)) |
| 3177 | pd->pd_mem, PGT_FRAG_SIZE, NULL, BUS_DMA_NOWAIT)(*(sc->sc_dmat)->_dmamap_load)((sc->sc_dmat), (pd-> pd_dmam), (pd->pd_mem), (1536), (((void *)0)), (0x0001)); |
| 3178 | if (error != 0) { |
| 3179 | printf("%s: error load frag %zu on queue %u\n", |
| 3180 | sc->sc_dev.dv_xname, i, pq); |
| 3181 | bus_dmamem_free(sc->sc_dmat, &pd->pd_dmas,(*(sc->sc_dmat)->_dmamem_free)((sc->sc_dmat), (& pd->pd_dmas), (nsegs)) |
| 3182 | nsegs)(*(sc->sc_dmat)->_dmamem_free)((sc->sc_dmat), (& pd->pd_dmas), (nsegs)); |
| 3183 | free(pd, M_DEVBUF2, 0); |
| 3184 | break; |
| 3185 | } |
| 3186 | pd->pd_dmaaddr = pd->pd_dmam->dm_segs[0].ds_addr; |
| 3187 | } |
| 3188 | TAILQ_INSERT_TAIL(&sc->sc_freeq[pq], pd, pd_link)do { (pd)->pd_link.tqe_next = ((void *)0); (pd)->pd_link .tqe_prev = (&sc->sc_freeq[pq])->tqh_last; *(&sc ->sc_freeq[pq])->tqh_last = (pd); (&sc->sc_freeq [pq])->tqh_last = &(pd)->pd_link.tqe_next; } while ( 0); |
| 3189 | } |
| 3190 | |
| 3191 | return (error); |
| 3192 | } |
| 3193 | |
| 3194 | void |
| 3195 | pgt_dma_free(struct pgt_softc *sc) |
| 3196 | { |
| 3197 | /* |
| 3198 | * fragments |
| 3199 | */ |
| 3200 | if (sc->sc_dmat != NULL((void *)0)) { |
| 3201 | pgt_dma_free_queue(sc, PGT_QUEUE_DATA_LOW_RX); |
| 3202 | pgt_dma_free_queue(sc, PGT_QUEUE_DATA_LOW_TX); |
| 3203 | pgt_dma_free_queue(sc, PGT_QUEUE_DATA_HIGH_RX); |
| 3204 | pgt_dma_free_queue(sc, PGT_QUEUE_DATA_HIGH_TX); |
| 3205 | pgt_dma_free_queue(sc, PGT_QUEUE_MGMT_RX); |
| 3206 | pgt_dma_free_queue(sc, PGT_QUEUE_MGMT_TX); |
| 3207 | } |
| 3208 | |
| 3209 | /* |
| 3210 | * powersave |
| 3211 | */ |
| 3212 | if (sc->sc_psmbuf != NULL((void *)0)) { |
| 3213 | bus_dmamap_unload(sc->sc_dmat, sc->sc_psmdmam)(*(sc->sc_dmat)->_dmamap_unload)((sc->sc_dmat), (sc-> sc_psmdmam)); |
| 3214 | bus_dmamem_free(sc->sc_dmat, &sc->sc_psmdmas, 1)(*(sc->sc_dmat)->_dmamem_free)((sc->sc_dmat), (& sc->sc_psmdmas), (1)); |
| 3215 | sc->sc_psmbuf = NULL((void *)0); |
| 3216 | sc->sc_psmdmam = NULL((void *)0); |
| 3217 | } |
| 3218 | |
| 3219 | /* |
| 3220 | * control block |
| 3221 | */ |
| 3222 | if (sc->sc_cb != NULL((void *)0)) { |
| 3223 | bus_dmamap_unload(sc->sc_dmat, sc->sc_cbdmam)(*(sc->sc_dmat)->_dmamap_unload)((sc->sc_dmat), (sc-> sc_cbdmam)); |
| 3224 | bus_dmamem_free(sc->sc_dmat, &sc->sc_cbdmas, 1)(*(sc->sc_dmat)->_dmamem_free)((sc->sc_dmat), (& sc->sc_cbdmas), (1)); |
| 3225 | sc->sc_cb = NULL((void *)0); |
| 3226 | sc->sc_cbdmam = NULL((void *)0); |
| 3227 | } |
| 3228 | } |
| 3229 | |
| 3230 | void |
| 3231 | pgt_dma_free_queue(struct pgt_softc *sc, enum pgt_queue pq) |
| 3232 | { |
| 3233 | struct pgt_desc *pd; |
| 3234 | |
| 3235 | while (!TAILQ_EMPTY(&sc->sc_freeq[pq])(((&sc->sc_freeq[pq])->tqh_first) == ((void *)0))) { |
| 3236 | pd = TAILQ_FIRST(&sc->sc_freeq[pq])((&sc->sc_freeq[pq])->tqh_first); |
| 3237 | TAILQ_REMOVE(&sc->sc_freeq[pq], pd, pd_link)do { if (((pd)->pd_link.tqe_next) != ((void *)0)) (pd)-> pd_link.tqe_next->pd_link.tqe_prev = (pd)->pd_link.tqe_prev ; else (&sc->sc_freeq[pq])->tqh_last = (pd)->pd_link .tqe_prev; *(pd)->pd_link.tqe_prev = (pd)->pd_link.tqe_next ; ((pd)->pd_link.tqe_prev) = ((void *)-1); ((pd)->pd_link .tqe_next) = ((void *)-1); } while (0); |
| 3238 | if (pd->pd_dmam != NULL((void *)0)) { |
| 3239 | bus_dmamap_unload(sc->sc_dmat, pd->pd_dmam)(*(sc->sc_dmat)->_dmamap_unload)((sc->sc_dmat), (pd-> pd_dmam)); |
| 3240 | pd->pd_dmam = NULL((void *)0); |
| 3241 | } |
| 3242 | bus_dmamem_free(sc->sc_dmat, &pd->pd_dmas, 1)(*(sc->sc_dmat)->_dmamem_free)((sc->sc_dmat), (& pd->pd_dmas), (1)); |
| 3243 | free(pd, M_DEVBUF2, 0); |
| 3244 | } |
| 3245 | } |
| 3246 | |
| 3247 | int |
| 3248 | pgt_activate(struct device *self, int act) |
| 3249 | { |
| 3250 | struct pgt_softc *sc = (struct pgt_softc *)self; |
| 3251 | struct ifnet *ifp = &sc->sc_ic.ic_ific_ac.ac_if; |
| 3252 | |
| 3253 | DPRINTF(("%s: %s(%d)\n", sc->sc_dev.dv_xname, __func__, why)); |
| 3254 | |
| 3255 | switch (act) { |
| 3256 | case DVACT_SUSPEND3: |
| 3257 | if (ifp->if_flags & IFF_RUNNING0x40) { |
| 3258 | pgt_stop(sc, SC_NEEDS_RESET0x00000008); |
| 3259 | pgt_update_hw_from_sw(sc, 0); |
| 3260 | } |
| 3261 | if (sc->sc_power != NULL((void *)0)) |
| 3262 | (*sc->sc_power)(sc, act); |
| 3263 | break; |
| 3264 | case DVACT_WAKEUP5: |
| 3265 | pgt_wakeup(sc); |
| 3266 | break; |
| 3267 | } |
| 3268 | return 0; |
| 3269 | } |
| 3270 | |
| 3271 | void |
| 3272 | pgt_wakeup(struct pgt_softc *sc) |
| 3273 | { |
| 3274 | struct ifnet *ifp = &sc->sc_ic.ic_ific_ac.ac_if; |
| 3275 | |
| 3276 | if (sc->sc_power != NULL((void *)0)) |
| 3277 | (*sc->sc_power)(sc, DVACT_RESUME4); |
| 3278 | |
| 3279 | pgt_stop(sc, SC_NEEDS_RESET0x00000008); |
| 3280 | pgt_update_hw_from_sw(sc, 0); |
| 3281 | |
| 3282 | if (ifp->if_flags & IFF_UP0x1) { |
| 3283 | pgt_init(ifp); |
| 3284 | pgt_update_hw_from_sw(sc, 0); |
| 3285 | } |
| 3286 | } |