1 /* $OpenBSD: if_upgt.c,v 1.35 2008/04/16 18:32:15 damien Exp $ */ 2 /* $FreeBSD$ */ 3 4 /* 5 * Copyright (c) 2007 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 #include <sys/param.h> 21 #include <sys/systm.h> 22 #include <sys/kernel.h> 23 #include <sys/endian.h> 24 #include <sys/firmware.h> 25 #include <sys/linker.h> 26 #include <sys/mbuf.h> 27 #include <sys/malloc.h> 28 #include <sys/module.h> 29 #include <sys/socket.h> 30 #include <sys/sockio.h> 31 #include <sys/sysctl.h> 32 33 #include <net/if.h> 34 #include <net/if_arp.h> 35 #include <net/ethernet.h> 36 #include <net/if_dl.h> 37 #include <net/if_media.h> 38 #include <net/if_types.h> 39 40 #include <sys/bus.h> 41 #include <machine/bus.h> 42 43 #include <net80211/ieee80211_var.h> 44 #include <net80211/ieee80211_phy.h> 45 #include <net80211/ieee80211_radiotap.h> 46 #include <net80211/ieee80211_regdomain.h> 47 48 #include <net/bpf.h> 49 50 #include <dev/usb/usb.h> 51 #include <dev/usb/usbdi.h> 52 #include "usbdevs.h" 53 54 #include <dev/usb/wlan/if_upgtvar.h> 55 56 /* 57 * Driver for the USB PrismGT devices. 58 * 59 * For now just USB 2.0 devices with the GW3887 chipset are supported. 60 * The driver has been written based on the firmware version 2.13.1.0_LM87. 61 * 62 * TODO's: 63 * - MONITOR mode test. 64 * - Add HOSTAP mode. 65 * - Add IBSS mode. 66 * - Support the USB 1.0 devices (NET2280, ISL3880, ISL3886 chipsets). 67 * 68 * Parts of this driver has been influenced by reading the p54u driver 69 * written by Jean-Baptiste Note <jean-baptiste.note@m4x.org> and 70 * Sebastien Bourdeauducq <lekernel@prism54.org>. 71 */ 72 73 SYSCTL_NODE(_hw, OID_AUTO, upgt, CTLFLAG_RD, 0, 74 "USB PrismGT GW3887 driver parameters"); 75 76 #ifdef UPGT_DEBUG 77 int upgt_debug = 0; 78 SYSCTL_INT(_hw_upgt, OID_AUTO, debug, CTLFLAG_RW, &upgt_debug, 79 0, "control debugging printfs"); 80 TUNABLE_INT("hw.upgt.debug", &upgt_debug); 81 enum { 82 UPGT_DEBUG_XMIT = 0x00000001, /* basic xmit operation */ 83 UPGT_DEBUG_RECV = 0x00000002, /* basic recv operation */ 84 UPGT_DEBUG_RESET = 0x00000004, /* reset processing */ 85 UPGT_DEBUG_INTR = 0x00000008, /* INTR */ 86 UPGT_DEBUG_TX_PROC = 0x00000010, /* tx ISR proc */ 87 UPGT_DEBUG_RX_PROC = 0x00000020, /* rx ISR proc */ 88 UPGT_DEBUG_STATE = 0x00000040, /* 802.11 state transitions */ 89 UPGT_DEBUG_STAT = 0x00000080, /* statistic */ 90 UPGT_DEBUG_FW = 0x00000100, /* firmware */ 91 UPGT_DEBUG_ANY = 0xffffffff 92 }; 93 #define DPRINTF(sc, m, fmt, ...) do { \ 94 if (sc->sc_debug & (m)) \ 95 printf(fmt, __VA_ARGS__); \ 96 } while (0) 97 #else 98 #define DPRINTF(sc, m, fmt, ...) do { \ 99 (void) sc; \ 100 } while (0) 101 #endif 102 103 /* 104 * Prototypes. 105 */ 106 static device_probe_t upgt_match; 107 static device_attach_t upgt_attach; 108 static device_detach_t upgt_detach; 109 static int upgt_alloc_tx(struct upgt_softc *); 110 static int upgt_alloc_rx(struct upgt_softc *); 111 static int upgt_device_reset(struct upgt_softc *); 112 static void upgt_bulk_tx(struct upgt_softc *, struct upgt_data *); 113 static int upgt_fw_verify(struct upgt_softc *); 114 static int upgt_mem_init(struct upgt_softc *); 115 static int upgt_fw_load(struct upgt_softc *); 116 static int upgt_fw_copy(const uint8_t *, char *, int); 117 static uint32_t upgt_crc32_le(const void *, size_t); 118 static struct mbuf * 119 upgt_rxeof(struct usb_xfer *, struct upgt_data *, int *); 120 static struct mbuf * 121 upgt_rx(struct upgt_softc *, uint8_t *, int, int *); 122 static void upgt_txeof(struct usb_xfer *, struct upgt_data *); 123 static int upgt_eeprom_read(struct upgt_softc *); 124 static int upgt_eeprom_parse(struct upgt_softc *); 125 static void upgt_eeprom_parse_hwrx(struct upgt_softc *, uint8_t *); 126 static void upgt_eeprom_parse_freq3(struct upgt_softc *, uint8_t *, int); 127 static void upgt_eeprom_parse_freq4(struct upgt_softc *, uint8_t *, int); 128 static void upgt_eeprom_parse_freq6(struct upgt_softc *, uint8_t *, int); 129 static uint32_t upgt_chksum_le(const uint32_t *, size_t); 130 static void upgt_tx_done(struct upgt_softc *, uint8_t *); 131 static void upgt_init(void *); 132 static void upgt_init_locked(struct upgt_softc *); 133 static int upgt_ioctl(struct ifnet *, u_long, caddr_t); 134 static void upgt_start(struct ifnet *); 135 static int upgt_raw_xmit(struct ieee80211_node *, struct mbuf *, 136 const struct ieee80211_bpf_params *); 137 static void upgt_scan_start(struct ieee80211com *); 138 static void upgt_scan_end(struct ieee80211com *); 139 static void upgt_set_channel(struct ieee80211com *); 140 static struct ieee80211vap *upgt_vap_create(struct ieee80211com *, 141 const char name[IFNAMSIZ], int unit, int opmode, 142 int flags, const uint8_t bssid[IEEE80211_ADDR_LEN], 143 const uint8_t mac[IEEE80211_ADDR_LEN]); 144 static void upgt_vap_delete(struct ieee80211vap *); 145 static void upgt_update_mcast(struct ifnet *); 146 static uint8_t upgt_rx_rate(struct upgt_softc *, const int); 147 static void upgt_set_multi(void *); 148 static void upgt_stop(struct upgt_softc *); 149 static void upgt_setup_rates(struct ieee80211vap *, struct ieee80211com *); 150 static int upgt_set_macfilter(struct upgt_softc *, uint8_t); 151 static int upgt_newstate(struct ieee80211vap *, enum ieee80211_state, int); 152 static void upgt_set_chan(struct upgt_softc *, struct ieee80211_channel *); 153 static void upgt_set_led(struct upgt_softc *, int); 154 static void upgt_set_led_blink(void *); 155 static void upgt_get_stats(struct upgt_softc *); 156 static void upgt_mem_free(struct upgt_softc *, uint32_t); 157 static uint32_t upgt_mem_alloc(struct upgt_softc *); 158 static void upgt_free_tx(struct upgt_softc *); 159 static void upgt_free_rx(struct upgt_softc *); 160 static void upgt_watchdog(void *); 161 static void upgt_abort_xfers(struct upgt_softc *); 162 static void upgt_abort_xfers_locked(struct upgt_softc *); 163 static void upgt_sysctl_node(struct upgt_softc *); 164 static struct upgt_data * 165 upgt_getbuf(struct upgt_softc *); 166 static struct upgt_data * 167 upgt_gettxbuf(struct upgt_softc *); 168 static int upgt_tx_start(struct upgt_softc *, struct mbuf *, 169 struct ieee80211_node *, struct upgt_data *); 170 171 static const char *upgt_fwname = "upgt-gw3887"; 172 173 static const struct usb_device_id upgt_devs_2[] = { 174 #define UPGT_DEV(v,p) { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) } 175 /* version 2 devices */ 176 UPGT_DEV(ACCTON, PRISM_GT), 177 UPGT_DEV(BELKIN, F5D7050), 178 UPGT_DEV(CISCOLINKSYS, WUSB54AG), 179 UPGT_DEV(CONCEPTRONIC, PRISM_GT), 180 UPGT_DEV(DELL, PRISM_GT_1), 181 UPGT_DEV(DELL, PRISM_GT_2), 182 UPGT_DEV(FSC, E5400), 183 UPGT_DEV(GLOBESPAN, PRISM_GT_1), 184 UPGT_DEV(GLOBESPAN, PRISM_GT_2), 185 UPGT_DEV(INTERSIL, PRISM_GT), 186 UPGT_DEV(SMC, 2862WG), 187 UPGT_DEV(WISTRONNEWEB, UR045G), 188 UPGT_DEV(XYRATEX, PRISM_GT_1), 189 UPGT_DEV(XYRATEX, PRISM_GT_2), 190 UPGT_DEV(ZCOM, XG703A), 191 UPGT_DEV(ZCOM, XM142) 192 }; 193 194 static usb_callback_t upgt_bulk_rx_callback; 195 static usb_callback_t upgt_bulk_tx_callback; 196 197 static const struct usb_config upgt_config[UPGT_N_XFERS] = { 198 [UPGT_BULK_TX] = { 199 .type = UE_BULK, 200 .endpoint = UE_ADDR_ANY, 201 .direction = UE_DIR_OUT, 202 .bufsize = MCLBYTES, 203 .flags = { 204 .ext_buffer = 1, 205 .force_short_xfer = 1, 206 .pipe_bof = 1 207 }, 208 .callback = upgt_bulk_tx_callback, 209 .timeout = UPGT_USB_TIMEOUT, /* ms */ 210 }, 211 [UPGT_BULK_RX] = { 212 .type = UE_BULK, 213 .endpoint = UE_ADDR_ANY, 214 .direction = UE_DIR_IN, 215 .bufsize = MCLBYTES, 216 .flags = { 217 .ext_buffer = 1, 218 .pipe_bof = 1, 219 .short_xfer_ok = 1 220 }, 221 .callback = upgt_bulk_rx_callback, 222 }, 223 }; 224 225 static int 226 upgt_match(device_t dev) 227 { 228 struct usb_attach_arg *uaa = device_get_ivars(dev); 229 230 if (uaa->usb_mode != USB_MODE_HOST) 231 return (ENXIO); 232 if (uaa->info.bConfigIndex != UPGT_CONFIG_INDEX) 233 return (ENXIO); 234 if (uaa->info.bIfaceIndex != UPGT_IFACE_INDEX) 235 return (ENXIO); 236 237 return (usbd_lookup_id_by_uaa(upgt_devs_2, sizeof(upgt_devs_2), uaa)); 238 } 239 240 static int 241 upgt_attach(device_t dev) 242 { 243 int error; 244 struct ieee80211com *ic; 245 struct ifnet *ifp; 246 struct upgt_softc *sc = device_get_softc(dev); 247 struct usb_attach_arg *uaa = device_get_ivars(dev); 248 uint8_t bands, iface_index = UPGT_IFACE_INDEX; 249 250 sc->sc_dev = dev; 251 sc->sc_udev = uaa->device; 252 #ifdef UPGT_DEBUG 253 sc->sc_debug = upgt_debug; 254 #endif 255 device_set_usb_desc(dev); 256 257 mtx_init(&sc->sc_mtx, device_get_nameunit(sc->sc_dev), MTX_NETWORK_LOCK, 258 MTX_DEF); 259 callout_init(&sc->sc_led_ch, 0); 260 callout_init(&sc->sc_watchdog_ch, 0); 261 262 /* Allocate TX and RX xfers. */ 263 error = upgt_alloc_tx(sc); 264 if (error) 265 goto fail1; 266 error = upgt_alloc_rx(sc); 267 if (error) 268 goto fail2; 269 270 error = usbd_transfer_setup(uaa->device, &iface_index, sc->sc_xfer, 271 upgt_config, UPGT_N_XFERS, sc, &sc->sc_mtx); 272 if (error) { 273 device_printf(dev, "could not allocate USB transfers, " 274 "err=%s\n", usbd_errstr(error)); 275 goto fail3; 276 } 277 278 ifp = sc->sc_ifp = if_alloc(IFT_IEEE80211); 279 if (ifp == NULL) { 280 device_printf(dev, "can not if_alloc()\n"); 281 goto fail4; 282 } 283 284 /* Initialize the device. */ 285 error = upgt_device_reset(sc); 286 if (error) 287 goto fail5; 288 /* Verify the firmware. */ 289 error = upgt_fw_verify(sc); 290 if (error) 291 goto fail5; 292 /* Calculate device memory space. */ 293 if (sc->sc_memaddr_frame_start == 0 || sc->sc_memaddr_frame_end == 0) { 294 device_printf(dev, 295 "could not find memory space addresses on FW!\n"); 296 error = EIO; 297 goto fail5; 298 } 299 sc->sc_memaddr_frame_end -= UPGT_MEMSIZE_RX + 1; 300 sc->sc_memaddr_rx_start = sc->sc_memaddr_frame_end + 1; 301 302 DPRINTF(sc, UPGT_DEBUG_FW, "memory address frame start=0x%08x\n", 303 sc->sc_memaddr_frame_start); 304 DPRINTF(sc, UPGT_DEBUG_FW, "memory address frame end=0x%08x\n", 305 sc->sc_memaddr_frame_end); 306 DPRINTF(sc, UPGT_DEBUG_FW, "memory address rx start=0x%08x\n", 307 sc->sc_memaddr_rx_start); 308 309 upgt_mem_init(sc); 310 311 /* Load the firmware. */ 312 error = upgt_fw_load(sc); 313 if (error) 314 goto fail5; 315 316 /* Read the whole EEPROM content and parse it. */ 317 error = upgt_eeprom_read(sc); 318 if (error) 319 goto fail5; 320 error = upgt_eeprom_parse(sc); 321 if (error) 322 goto fail5; 323 324 /* all works related with the device have done here. */ 325 upgt_abort_xfers(sc); 326 327 /* Setup the 802.11 device. */ 328 ifp->if_softc = sc; 329 if_initname(ifp, "upgt", device_get_unit(sc->sc_dev)); 330 ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; 331 ifp->if_init = upgt_init; 332 ifp->if_ioctl = upgt_ioctl; 333 ifp->if_start = upgt_start; 334 IFQ_SET_MAXLEN(&ifp->if_snd, IFQ_MAXLEN); 335 IFQ_SET_READY(&ifp->if_snd); 336 337 ic = ifp->if_l2com; 338 ic->ic_ifp = ifp; 339 ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ 340 ic->ic_opmode = IEEE80211_M_STA; 341 /* set device capabilities */ 342 ic->ic_caps = 343 IEEE80211_C_STA /* station mode */ 344 | IEEE80211_C_MONITOR /* monitor mode */ 345 | IEEE80211_C_SHPREAMBLE /* short preamble supported */ 346 | IEEE80211_C_SHSLOT /* short slot time supported */ 347 | IEEE80211_C_BGSCAN /* capable of bg scanning */ 348 | IEEE80211_C_WPA /* 802.11i */ 349 ; 350 351 bands = 0; 352 setbit(&bands, IEEE80211_MODE_11B); 353 setbit(&bands, IEEE80211_MODE_11G); 354 ieee80211_init_channels(ic, NULL, &bands); 355 356 ieee80211_ifattach(ic, sc->sc_myaddr); 357 ic->ic_raw_xmit = upgt_raw_xmit; 358 ic->ic_scan_start = upgt_scan_start; 359 ic->ic_scan_end = upgt_scan_end; 360 ic->ic_set_channel = upgt_set_channel; 361 362 ic->ic_vap_create = upgt_vap_create; 363 ic->ic_vap_delete = upgt_vap_delete; 364 ic->ic_update_mcast = upgt_update_mcast; 365 366 ieee80211_radiotap_attach(ic, 367 &sc->sc_txtap.wt_ihdr, sizeof(sc->sc_txtap), 368 UPGT_TX_RADIOTAP_PRESENT, 369 &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 370 UPGT_RX_RADIOTAP_PRESENT); 371 372 upgt_sysctl_node(sc); 373 374 if (bootverbose) 375 ieee80211_announce(ic); 376 377 return (0); 378 379 fail5: if_free(ifp); 380 fail4: usbd_transfer_unsetup(sc->sc_xfer, UPGT_N_XFERS); 381 fail3: upgt_free_rx(sc); 382 fail2: upgt_free_tx(sc); 383 fail1: mtx_destroy(&sc->sc_mtx); 384 385 return (error); 386 } 387 388 static void 389 upgt_txeof(struct usb_xfer *xfer, struct upgt_data *data) 390 { 391 struct upgt_softc *sc = usbd_xfer_softc(xfer); 392 struct ifnet *ifp = sc->sc_ifp; 393 struct mbuf *m; 394 395 UPGT_ASSERT_LOCKED(sc); 396 397 /* 398 * Do any tx complete callback. Note this must be done before releasing 399 * the node reference. 400 */ 401 if (data->m) { 402 m = data->m; 403 if (m->m_flags & M_TXCB) { 404 /* XXX status? */ 405 ieee80211_process_callback(data->ni, m, 0); 406 } 407 m_freem(m); 408 data->m = NULL; 409 } 410 if (data->ni) { 411 ieee80211_free_node(data->ni); 412 data->ni = NULL; 413 } 414 ifp->if_opackets++; 415 } 416 417 static void 418 upgt_get_stats(struct upgt_softc *sc) 419 { 420 struct upgt_data *data_cmd; 421 struct upgt_lmac_mem *mem; 422 struct upgt_lmac_stats *stats; 423 424 data_cmd = upgt_getbuf(sc); 425 if (data_cmd == NULL) { 426 device_printf(sc->sc_dev, "%s: out of buffer.\n", __func__); 427 return; 428 } 429 430 /* 431 * Transmit the URB containing the CMD data. 432 */ 433 bzero(data_cmd->buf, MCLBYTES); 434 435 mem = (struct upgt_lmac_mem *)data_cmd->buf; 436 mem->addr = htole32(sc->sc_memaddr_frame_start + 437 UPGT_MEMSIZE_FRAME_HEAD); 438 439 stats = (struct upgt_lmac_stats *)(mem + 1); 440 441 stats->header1.flags = 0; 442 stats->header1.type = UPGT_H1_TYPE_CTRL; 443 stats->header1.len = htole16( 444 sizeof(struct upgt_lmac_stats) - sizeof(struct upgt_lmac_header)); 445 446 stats->header2.reqid = htole32(sc->sc_memaddr_frame_start); 447 stats->header2.type = htole16(UPGT_H2_TYPE_STATS); 448 stats->header2.flags = 0; 449 450 data_cmd->buflen = sizeof(*mem) + sizeof(*stats); 451 452 mem->chksum = upgt_chksum_le((uint32_t *)stats, 453 data_cmd->buflen - sizeof(*mem)); 454 455 upgt_bulk_tx(sc, data_cmd); 456 } 457 458 static int 459 upgt_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) 460 { 461 struct upgt_softc *sc = ifp->if_softc; 462 struct ieee80211com *ic = ifp->if_l2com; 463 struct ifreq *ifr = (struct ifreq *) data; 464 int error = 0, startall = 0; 465 466 switch (cmd) { 467 case SIOCSIFFLAGS: 468 newbus_xlock(); 469 if (ifp->if_flags & IFF_UP) { 470 if (ifp->if_drv_flags & IFF_DRV_RUNNING) { 471 if ((ifp->if_flags ^ sc->sc_if_flags) & 472 (IFF_ALLMULTI | IFF_PROMISC)) 473 upgt_set_multi(sc); 474 } else { 475 upgt_init(sc); 476 startall = 1; 477 } 478 } else { 479 if (ifp->if_drv_flags & IFF_DRV_RUNNING) 480 upgt_stop(sc); 481 } 482 sc->sc_if_flags = ifp->if_flags; 483 if (startall) 484 ieee80211_start_all(ic); 485 newbus_xunlock(); 486 break; 487 case SIOCGIFMEDIA: 488 error = ifmedia_ioctl(ifp, ifr, &ic->ic_media, cmd); 489 break; 490 case SIOCGIFADDR: 491 error = ether_ioctl(ifp, cmd, data); 492 break; 493 default: 494 error = EINVAL; 495 break; 496 } 497 return error; 498 } 499 500 static void 501 upgt_stop_locked(struct upgt_softc *sc) 502 { 503 struct ifnet *ifp = sc->sc_ifp; 504 505 UPGT_ASSERT_LOCKED(sc); 506 507 if (ifp->if_drv_flags & IFF_DRV_RUNNING) 508 upgt_set_macfilter(sc, IEEE80211_S_INIT); 509 upgt_abort_xfers_locked(sc); 510 } 511 512 static void 513 upgt_stop(struct upgt_softc *sc) 514 { 515 struct ifnet *ifp = sc->sc_ifp; 516 517 UPGT_LOCK(sc); 518 upgt_stop_locked(sc); 519 UPGT_UNLOCK(sc); 520 521 /* device down */ 522 sc->sc_tx_timer = 0; 523 ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE); 524 sc->sc_flags &= ~UPGT_FLAG_INITDONE; 525 } 526 527 static void 528 upgt_set_led(struct upgt_softc *sc, int action) 529 { 530 struct upgt_data *data_cmd; 531 struct upgt_lmac_mem *mem; 532 struct upgt_lmac_led *led; 533 534 data_cmd = upgt_getbuf(sc); 535 if (data_cmd == NULL) { 536 device_printf(sc->sc_dev, "%s: out of buffers.\n", __func__); 537 return; 538 } 539 540 /* 541 * Transmit the URB containing the CMD data. 542 */ 543 bzero(data_cmd->buf, MCLBYTES); 544 545 mem = (struct upgt_lmac_mem *)data_cmd->buf; 546 mem->addr = htole32(sc->sc_memaddr_frame_start + 547 UPGT_MEMSIZE_FRAME_HEAD); 548 549 led = (struct upgt_lmac_led *)(mem + 1); 550 551 led->header1.flags = UPGT_H1_FLAGS_TX_NO_CALLBACK; 552 led->header1.type = UPGT_H1_TYPE_CTRL; 553 led->header1.len = htole16( 554 sizeof(struct upgt_lmac_led) - 555 sizeof(struct upgt_lmac_header)); 556 557 led->header2.reqid = htole32(sc->sc_memaddr_frame_start); 558 led->header2.type = htole16(UPGT_H2_TYPE_LED); 559 led->header2.flags = 0; 560 561 switch (action) { 562 case UPGT_LED_OFF: 563 led->mode = htole16(UPGT_LED_MODE_SET); 564 led->action_fix = 0; 565 led->action_tmp = htole16(UPGT_LED_ACTION_OFF); 566 led->action_tmp_dur = 0; 567 break; 568 case UPGT_LED_ON: 569 led->mode = htole16(UPGT_LED_MODE_SET); 570 led->action_fix = 0; 571 led->action_tmp = htole16(UPGT_LED_ACTION_ON); 572 led->action_tmp_dur = 0; 573 break; 574 case UPGT_LED_BLINK: 575 if (sc->sc_state != IEEE80211_S_RUN) { 576 STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data_cmd, next); 577 return; 578 } 579 if (sc->sc_led_blink) { 580 /* previous blink was not finished */ 581 STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data_cmd, next); 582 return; 583 } 584 led->mode = htole16(UPGT_LED_MODE_SET); 585 led->action_fix = htole16(UPGT_LED_ACTION_OFF); 586 led->action_tmp = htole16(UPGT_LED_ACTION_ON); 587 led->action_tmp_dur = htole16(UPGT_LED_ACTION_TMP_DUR); 588 /* lock blink */ 589 sc->sc_led_blink = 1; 590 callout_reset(&sc->sc_led_ch, hz, upgt_set_led_blink, sc); 591 break; 592 default: 593 STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data_cmd, next); 594 return; 595 } 596 597 data_cmd->buflen = sizeof(*mem) + sizeof(*led); 598 599 mem->chksum = upgt_chksum_le((uint32_t *)led, 600 data_cmd->buflen - sizeof(*mem)); 601 602 upgt_bulk_tx(sc, data_cmd); 603 } 604 605 static void 606 upgt_set_led_blink(void *arg) 607 { 608 struct upgt_softc *sc = arg; 609 610 /* blink finished, we are ready for a next one */ 611 sc->sc_led_blink = 0; 612 } 613 614 static void 615 upgt_init(void *priv) 616 { 617 struct upgt_softc *sc = priv; 618 struct ifnet *ifp = sc->sc_ifp; 619 struct ieee80211com *ic = ifp->if_l2com; 620 621 UPGT_LOCK(sc); 622 upgt_init_locked(sc); 623 UPGT_UNLOCK(sc); 624 625 if (ifp->if_drv_flags & IFF_DRV_RUNNING) 626 ieee80211_start_all(ic); /* start all vap's */ 627 } 628 629 static void 630 upgt_init_locked(struct upgt_softc *sc) 631 { 632 struct ifnet *ifp = sc->sc_ifp; 633 634 UPGT_ASSERT_LOCKED(sc); 635 636 if (ifp->if_drv_flags & IFF_DRV_RUNNING) 637 upgt_stop_locked(sc); 638 639 usbd_transfer_start(sc->sc_xfer[UPGT_BULK_RX]); 640 641 (void)upgt_set_macfilter(sc, IEEE80211_S_SCAN); 642 643 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; 644 ifp->if_drv_flags |= IFF_DRV_RUNNING; 645 sc->sc_flags |= UPGT_FLAG_INITDONE; 646 647 callout_reset(&sc->sc_watchdog_ch, hz, upgt_watchdog, sc); 648 } 649 650 static int 651 upgt_set_macfilter(struct upgt_softc *sc, uint8_t state) 652 { 653 struct ifnet *ifp = sc->sc_ifp; 654 struct ieee80211com *ic = ifp->if_l2com; 655 struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 656 struct ieee80211_node *ni = vap->iv_bss; 657 struct upgt_data *data_cmd; 658 struct upgt_lmac_mem *mem; 659 struct upgt_lmac_filter *filter; 660 uint8_t broadcast[] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; 661 662 UPGT_ASSERT_LOCKED(sc); 663 664 data_cmd = upgt_getbuf(sc); 665 if (data_cmd == NULL) { 666 device_printf(sc->sc_dev, "out of TX buffers.\n"); 667 return (ENOBUFS); 668 } 669 670 /* 671 * Transmit the URB containing the CMD data. 672 */ 673 bzero(data_cmd->buf, MCLBYTES); 674 675 mem = (struct upgt_lmac_mem *)data_cmd->buf; 676 mem->addr = htole32(sc->sc_memaddr_frame_start + 677 UPGT_MEMSIZE_FRAME_HEAD); 678 679 filter = (struct upgt_lmac_filter *)(mem + 1); 680 681 filter->header1.flags = UPGT_H1_FLAGS_TX_NO_CALLBACK; 682 filter->header1.type = UPGT_H1_TYPE_CTRL; 683 filter->header1.len = htole16( 684 sizeof(struct upgt_lmac_filter) - 685 sizeof(struct upgt_lmac_header)); 686 687 filter->header2.reqid = htole32(sc->sc_memaddr_frame_start); 688 filter->header2.type = htole16(UPGT_H2_TYPE_MACFILTER); 689 filter->header2.flags = 0; 690 691 switch (state) { 692 case IEEE80211_S_INIT: 693 DPRINTF(sc, UPGT_DEBUG_STATE, "%s: set MAC filter to INIT\n", 694 __func__); 695 filter->type = htole16(UPGT_FILTER_TYPE_RESET); 696 break; 697 case IEEE80211_S_SCAN: 698 DPRINTF(sc, UPGT_DEBUG_STATE, 699 "set MAC filter to SCAN (bssid %s)\n", 700 ether_sprintf(broadcast)); 701 filter->type = htole16(UPGT_FILTER_TYPE_NONE); 702 IEEE80211_ADDR_COPY(filter->dst, sc->sc_myaddr); 703 IEEE80211_ADDR_COPY(filter->src, broadcast); 704 filter->unknown1 = htole16(UPGT_FILTER_UNKNOWN1); 705 filter->rxaddr = htole32(sc->sc_memaddr_rx_start); 706 filter->unknown2 = htole16(UPGT_FILTER_UNKNOWN2); 707 filter->rxhw = htole32(sc->sc_eeprom_hwrx); 708 filter->unknown3 = htole16(UPGT_FILTER_UNKNOWN3); 709 break; 710 case IEEE80211_S_RUN: 711 /* XXX monitor mode isn't tested yet. */ 712 if (vap->iv_opmode == IEEE80211_M_MONITOR) { 713 filter->type = htole16(UPGT_FILTER_TYPE_MONITOR); 714 IEEE80211_ADDR_COPY(filter->dst, sc->sc_myaddr); 715 IEEE80211_ADDR_COPY(filter->src, ni->ni_bssid); 716 filter->unknown1 = htole16(UPGT_FILTER_MONITOR_UNKNOWN1); 717 filter->rxaddr = htole32(sc->sc_memaddr_rx_start); 718 filter->unknown2 = htole16(UPGT_FILTER_MONITOR_UNKNOWN2); 719 filter->rxhw = htole32(sc->sc_eeprom_hwrx); 720 filter->unknown3 = htole16(UPGT_FILTER_MONITOR_UNKNOWN3); 721 } else { 722 DPRINTF(sc, UPGT_DEBUG_STATE, 723 "set MAC filter to RUN (bssid %s)\n", 724 ether_sprintf(ni->ni_bssid)); 725 filter->type = htole16(UPGT_FILTER_TYPE_STA); 726 IEEE80211_ADDR_COPY(filter->dst, sc->sc_myaddr); 727 IEEE80211_ADDR_COPY(filter->src, ni->ni_bssid); 728 filter->unknown1 = htole16(UPGT_FILTER_UNKNOWN1); 729 filter->rxaddr = htole32(sc->sc_memaddr_rx_start); 730 filter->unknown2 = htole16(UPGT_FILTER_UNKNOWN2); 731 filter->rxhw = htole32(sc->sc_eeprom_hwrx); 732 filter->unknown3 = htole16(UPGT_FILTER_UNKNOWN3); 733 } 734 break; 735 default: 736 device_printf(sc->sc_dev, 737 "MAC filter does not know that state!\n"); 738 break; 739 } 740 741 data_cmd->buflen = sizeof(*mem) + sizeof(*filter); 742 743 mem->chksum = upgt_chksum_le((uint32_t *)filter, 744 data_cmd->buflen - sizeof(*mem)); 745 746 upgt_bulk_tx(sc, data_cmd); 747 748 return (0); 749 } 750 751 static void 752 upgt_setup_rates(struct ieee80211vap *vap, struct ieee80211com *ic) 753 { 754 struct ifnet *ifp = ic->ic_ifp; 755 struct upgt_softc *sc = ifp->if_softc; 756 const struct ieee80211_txparam *tp; 757 758 /* 759 * 0x01 = OFMD6 0x10 = DS1 760 * 0x04 = OFDM9 0x11 = DS2 761 * 0x06 = OFDM12 0x12 = DS5 762 * 0x07 = OFDM18 0x13 = DS11 763 * 0x08 = OFDM24 764 * 0x09 = OFDM36 765 * 0x0a = OFDM48 766 * 0x0b = OFDM54 767 */ 768 const uint8_t rateset_auto_11b[] = 769 { 0x13, 0x13, 0x12, 0x11, 0x11, 0x10, 0x10, 0x10 }; 770 const uint8_t rateset_auto_11g[] = 771 { 0x0b, 0x0a, 0x09, 0x08, 0x07, 0x06, 0x04, 0x01 }; 772 const uint8_t rateset_fix_11bg[] = 773 { 0x10, 0x11, 0x12, 0x13, 0x01, 0x04, 0x06, 0x07, 774 0x08, 0x09, 0x0a, 0x0b }; 775 776 tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)]; 777 778 /* XXX */ 779 if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE) { 780 /* 781 * Automatic rate control is done by the device. 782 * We just pass the rateset from which the device 783 * will pickup a rate. 784 */ 785 if (ic->ic_curmode == IEEE80211_MODE_11B) 786 bcopy(rateset_auto_11b, sc->sc_cur_rateset, 787 sizeof(sc->sc_cur_rateset)); 788 if (ic->ic_curmode == IEEE80211_MODE_11G || 789 ic->ic_curmode == IEEE80211_MODE_AUTO) 790 bcopy(rateset_auto_11g, sc->sc_cur_rateset, 791 sizeof(sc->sc_cur_rateset)); 792 } else { 793 /* set a fixed rate */ 794 memset(sc->sc_cur_rateset, rateset_fix_11bg[tp->ucastrate], 795 sizeof(sc->sc_cur_rateset)); 796 } 797 } 798 799 static void 800 upgt_set_multi(void *arg) 801 { 802 struct upgt_softc *sc = arg; 803 struct ifnet *ifp = sc->sc_ifp; 804 805 if (!(ifp->if_flags & IFF_UP)) 806 return; 807 808 /* 809 * XXX don't know how to set a device. Lack of docs. Just try to set 810 * IFF_ALLMULTI flag here. 811 */ 812 ifp->if_flags |= IFF_ALLMULTI; 813 } 814 815 static void 816 upgt_start(struct ifnet *ifp) 817 { 818 struct upgt_softc *sc = ifp->if_softc; 819 struct upgt_data *data_tx; 820 struct ieee80211_node *ni; 821 struct mbuf *m; 822 823 if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) 824 return; 825 826 UPGT_LOCK(sc); 827 for (;;) { 828 IFQ_DRV_DEQUEUE(&ifp->if_snd, m); 829 if (m == NULL) 830 break; 831 832 data_tx = upgt_gettxbuf(sc); 833 if (data_tx == NULL) { 834 IFQ_DRV_PREPEND(&ifp->if_snd, m); 835 break; 836 } 837 838 ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 839 m->m_pkthdr.rcvif = NULL; 840 841 if (upgt_tx_start(sc, m, ni, data_tx) != 0) { 842 STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, data_tx, next); 843 UPGT_STAT_INC(sc, st_tx_inactive); 844 ieee80211_free_node(ni); 845 ifp->if_oerrors++; 846 continue; 847 } 848 sc->sc_tx_timer = 5; 849 } 850 UPGT_UNLOCK(sc); 851 } 852 853 static int 854 upgt_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 855 const struct ieee80211_bpf_params *params) 856 { 857 struct ieee80211com *ic = ni->ni_ic; 858 struct ifnet *ifp = ic->ic_ifp; 859 struct upgt_softc *sc = ifp->if_softc; 860 struct upgt_data *data_tx = NULL; 861 862 /* prevent management frames from being sent if we're not ready */ 863 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) { 864 m_freem(m); 865 ieee80211_free_node(ni); 866 return ENETDOWN; 867 } 868 869 UPGT_LOCK(sc); 870 data_tx = upgt_gettxbuf(sc); 871 if (data_tx == NULL) { 872 ieee80211_free_node(ni); 873 m_freem(m); 874 UPGT_UNLOCK(sc); 875 return (ENOBUFS); 876 } 877 878 if (upgt_tx_start(sc, m, ni, data_tx) != 0) { 879 STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, data_tx, next); 880 UPGT_STAT_INC(sc, st_tx_inactive); 881 ieee80211_free_node(ni); 882 ifp->if_oerrors++; 883 UPGT_UNLOCK(sc); 884 return (EIO); 885 } 886 UPGT_UNLOCK(sc); 887 888 sc->sc_tx_timer = 5; 889 return (0); 890 } 891 892 static void 893 upgt_watchdog(void *arg) 894 { 895 struct upgt_softc *sc = arg; 896 struct ifnet *ifp = sc->sc_ifp; 897 898 if (sc->sc_tx_timer > 0) { 899 if (--sc->sc_tx_timer == 0) { 900 device_printf(sc->sc_dev, "watchdog timeout\n"); 901 /* upgt_init(ifp); XXX needs a process context ? */ 902 ifp->if_oerrors++; 903 return; 904 } 905 callout_reset(&sc->sc_watchdog_ch, hz, upgt_watchdog, sc); 906 } 907 } 908 909 static uint32_t 910 upgt_mem_alloc(struct upgt_softc *sc) 911 { 912 int i; 913 914 for (i = 0; i < sc->sc_memory.pages; i++) { 915 if (sc->sc_memory.page[i].used == 0) { 916 sc->sc_memory.page[i].used = 1; 917 return (sc->sc_memory.page[i].addr); 918 } 919 } 920 921 return (0); 922 } 923 924 static void 925 upgt_scan_start(struct ieee80211com *ic) 926 { 927 /* do nothing. */ 928 } 929 930 static void 931 upgt_scan_end(struct ieee80211com *ic) 932 { 933 /* do nothing. */ 934 } 935 936 static void 937 upgt_set_channel(struct ieee80211com *ic) 938 { 939 struct upgt_softc *sc = ic->ic_ifp->if_softc; 940 941 UPGT_LOCK(sc); 942 upgt_set_chan(sc, ic->ic_curchan); 943 UPGT_UNLOCK(sc); 944 } 945 946 static void 947 upgt_set_chan(struct upgt_softc *sc, struct ieee80211_channel *c) 948 { 949 struct ifnet *ifp = sc->sc_ifp; 950 struct ieee80211com *ic = ifp->if_l2com; 951 struct upgt_data *data_cmd; 952 struct upgt_lmac_mem *mem; 953 struct upgt_lmac_channel *chan; 954 int channel; 955 956 UPGT_ASSERT_LOCKED(sc); 957 958 channel = ieee80211_chan2ieee(ic, c); 959 if (channel == 0 || channel == IEEE80211_CHAN_ANY) { 960 /* XXX should NEVER happen */ 961 device_printf(sc->sc_dev, 962 "%s: invalid channel %x\n", __func__, channel); 963 return; 964 } 965 966 DPRINTF(sc, UPGT_DEBUG_STATE, "%s: channel %d\n", __func__, channel); 967 968 data_cmd = upgt_getbuf(sc); 969 if (data_cmd == NULL) { 970 device_printf(sc->sc_dev, "%s: out of buffers.\n", __func__); 971 return; 972 } 973 /* 974 * Transmit the URB containing the CMD data. 975 */ 976 bzero(data_cmd->buf, MCLBYTES); 977 978 mem = (struct upgt_lmac_mem *)data_cmd->buf; 979 mem->addr = htole32(sc->sc_memaddr_frame_start + 980 UPGT_MEMSIZE_FRAME_HEAD); 981 982 chan = (struct upgt_lmac_channel *)(mem + 1); 983 984 chan->header1.flags = UPGT_H1_FLAGS_TX_NO_CALLBACK; 985 chan->header1.type = UPGT_H1_TYPE_CTRL; 986 chan->header1.len = htole16( 987 sizeof(struct upgt_lmac_channel) - sizeof(struct upgt_lmac_header)); 988 989 chan->header2.reqid = htole32(sc->sc_memaddr_frame_start); 990 chan->header2.type = htole16(UPGT_H2_TYPE_CHANNEL); 991 chan->header2.flags = 0; 992 993 chan->unknown1 = htole16(UPGT_CHANNEL_UNKNOWN1); 994 chan->unknown2 = htole16(UPGT_CHANNEL_UNKNOWN2); 995 chan->freq6 = sc->sc_eeprom_freq6[channel]; 996 chan->settings = sc->sc_eeprom_freq6_settings; 997 chan->unknown3 = UPGT_CHANNEL_UNKNOWN3; 998 999 bcopy(&sc->sc_eeprom_freq3[channel].data, chan->freq3_1, 1000 sizeof(chan->freq3_1)); 1001 bcopy(&sc->sc_eeprom_freq4[channel], chan->freq4, 1002 sizeof(sc->sc_eeprom_freq4[channel])); 1003 bcopy(&sc->sc_eeprom_freq3[channel].data, chan->freq3_2, 1004 sizeof(chan->freq3_2)); 1005 1006 data_cmd->buflen = sizeof(*mem) + sizeof(*chan); 1007 1008 mem->chksum = upgt_chksum_le((uint32_t *)chan, 1009 data_cmd->buflen - sizeof(*mem)); 1010 1011 upgt_bulk_tx(sc, data_cmd); 1012 } 1013 1014 static struct ieee80211vap * 1015 upgt_vap_create(struct ieee80211com *ic, 1016 const char name[IFNAMSIZ], int unit, int opmode, int flags, 1017 const uint8_t bssid[IEEE80211_ADDR_LEN], 1018 const uint8_t mac[IEEE80211_ADDR_LEN]) 1019 { 1020 struct upgt_vap *uvp; 1021 struct ieee80211vap *vap; 1022 1023 if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 1024 return NULL; 1025 uvp = (struct upgt_vap *) malloc(sizeof(struct upgt_vap), 1026 M_80211_VAP, M_NOWAIT | M_ZERO); 1027 if (uvp == NULL) 1028 return NULL; 1029 vap = &uvp->vap; 1030 /* enable s/w bmiss handling for sta mode */ 1031 ieee80211_vap_setup(ic, vap, name, unit, opmode, 1032 flags | IEEE80211_CLONE_NOBEACONS, bssid, mac); 1033 1034 /* override state transition machine */ 1035 uvp->newstate = vap->iv_newstate; 1036 vap->iv_newstate = upgt_newstate; 1037 1038 /* setup device rates */ 1039 upgt_setup_rates(vap, ic); 1040 1041 /* complete setup */ 1042 ieee80211_vap_attach(vap, ieee80211_media_change, 1043 ieee80211_media_status); 1044 ic->ic_opmode = opmode; 1045 return vap; 1046 } 1047 1048 static int 1049 upgt_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 1050 { 1051 struct upgt_vap *uvp = UPGT_VAP(vap); 1052 struct ieee80211com *ic = vap->iv_ic; 1053 struct upgt_softc *sc = ic->ic_ifp->if_softc; 1054 1055 /* do it in a process context */ 1056 sc->sc_state = nstate; 1057 1058 IEEE80211_UNLOCK(ic); 1059 UPGT_LOCK(sc); 1060 callout_stop(&sc->sc_led_ch); 1061 callout_stop(&sc->sc_watchdog_ch); 1062 1063 switch (nstate) { 1064 case IEEE80211_S_INIT: 1065 /* do not accept any frames if the device is down */ 1066 (void)upgt_set_macfilter(sc, sc->sc_state); 1067 upgt_set_led(sc, UPGT_LED_OFF); 1068 break; 1069 case IEEE80211_S_SCAN: 1070 upgt_set_chan(sc, ic->ic_curchan); 1071 break; 1072 case IEEE80211_S_AUTH: 1073 upgt_set_chan(sc, ic->ic_curchan); 1074 break; 1075 case IEEE80211_S_ASSOC: 1076 break; 1077 case IEEE80211_S_RUN: 1078 upgt_set_macfilter(sc, sc->sc_state); 1079 upgt_set_led(sc, UPGT_LED_ON); 1080 break; 1081 default: 1082 break; 1083 } 1084 UPGT_UNLOCK(sc); 1085 IEEE80211_LOCK(ic); 1086 return (uvp->newstate(vap, nstate, arg)); 1087 } 1088 1089 static void 1090 upgt_vap_delete(struct ieee80211vap *vap) 1091 { 1092 struct upgt_vap *uvp = UPGT_VAP(vap); 1093 1094 ieee80211_vap_detach(vap); 1095 free(uvp, M_80211_VAP); 1096 } 1097 1098 static void 1099 upgt_update_mcast(struct ifnet *ifp) 1100 { 1101 struct upgt_softc *sc = ifp->if_softc; 1102 1103 upgt_set_multi(sc); 1104 } 1105 1106 static int 1107 upgt_eeprom_parse(struct upgt_softc *sc) 1108 { 1109 struct upgt_eeprom_header *eeprom_header; 1110 struct upgt_eeprom_option *eeprom_option; 1111 uint16_t option_len; 1112 uint16_t option_type; 1113 uint16_t preamble_len; 1114 int option_end = 0; 1115 1116 /* calculate eeprom options start offset */ 1117 eeprom_header = (struct upgt_eeprom_header *)sc->sc_eeprom; 1118 preamble_len = le16toh(eeprom_header->preamble_len); 1119 eeprom_option = (struct upgt_eeprom_option *)(sc->sc_eeprom + 1120 (sizeof(struct upgt_eeprom_header) + preamble_len)); 1121 1122 while (!option_end) { 1123 /* the eeprom option length is stored in words */ 1124 option_len = 1125 (le16toh(eeprom_option->len) - 1) * sizeof(uint16_t); 1126 option_type = 1127 le16toh(eeprom_option->type); 1128 1129 switch (option_type) { 1130 case UPGT_EEPROM_TYPE_NAME: 1131 DPRINTF(sc, UPGT_DEBUG_FW, 1132 "EEPROM name len=%d\n", option_len); 1133 break; 1134 case UPGT_EEPROM_TYPE_SERIAL: 1135 DPRINTF(sc, UPGT_DEBUG_FW, 1136 "EEPROM serial len=%d\n", option_len); 1137 break; 1138 case UPGT_EEPROM_TYPE_MAC: 1139 DPRINTF(sc, UPGT_DEBUG_FW, 1140 "EEPROM mac len=%d\n", option_len); 1141 1142 IEEE80211_ADDR_COPY(sc->sc_myaddr, eeprom_option->data); 1143 break; 1144 case UPGT_EEPROM_TYPE_HWRX: 1145 DPRINTF(sc, UPGT_DEBUG_FW, 1146 "EEPROM hwrx len=%d\n", option_len); 1147 1148 upgt_eeprom_parse_hwrx(sc, eeprom_option->data); 1149 break; 1150 case UPGT_EEPROM_TYPE_CHIP: 1151 DPRINTF(sc, UPGT_DEBUG_FW, 1152 "EEPROM chip len=%d\n", option_len); 1153 break; 1154 case UPGT_EEPROM_TYPE_FREQ3: 1155 DPRINTF(sc, UPGT_DEBUG_FW, 1156 "EEPROM freq3 len=%d\n", option_len); 1157 1158 upgt_eeprom_parse_freq3(sc, eeprom_option->data, 1159 option_len); 1160 break; 1161 case UPGT_EEPROM_TYPE_FREQ4: 1162 DPRINTF(sc, UPGT_DEBUG_FW, 1163 "EEPROM freq4 len=%d\n", option_len); 1164 1165 upgt_eeprom_parse_freq4(sc, eeprom_option->data, 1166 option_len); 1167 break; 1168 case UPGT_EEPROM_TYPE_FREQ5: 1169 DPRINTF(sc, UPGT_DEBUG_FW, 1170 "EEPROM freq5 len=%d\n", option_len); 1171 break; 1172 case UPGT_EEPROM_TYPE_FREQ6: 1173 DPRINTF(sc, UPGT_DEBUG_FW, 1174 "EEPROM freq6 len=%d\n", option_len); 1175 1176 upgt_eeprom_parse_freq6(sc, eeprom_option->data, 1177 option_len); 1178 break; 1179 case UPGT_EEPROM_TYPE_END: 1180 DPRINTF(sc, UPGT_DEBUG_FW, 1181 "EEPROM end len=%d\n", option_len); 1182 option_end = 1; 1183 break; 1184 case UPGT_EEPROM_TYPE_OFF: 1185 DPRINTF(sc, UPGT_DEBUG_FW, 1186 "%s: EEPROM off without end option!\n", __func__); 1187 return (EIO); 1188 default: 1189 DPRINTF(sc, UPGT_DEBUG_FW, 1190 "EEPROM unknown type 0x%04x len=%d\n", 1191 option_type, option_len); 1192 break; 1193 } 1194 1195 /* jump to next EEPROM option */ 1196 eeprom_option = (struct upgt_eeprom_option *) 1197 (eeprom_option->data + option_len); 1198 } 1199 1200 return (0); 1201 } 1202 1203 static void 1204 upgt_eeprom_parse_freq3(struct upgt_softc *sc, uint8_t *data, int len) 1205 { 1206 struct upgt_eeprom_freq3_header *freq3_header; 1207 struct upgt_lmac_freq3 *freq3; 1208 int i, elements, flags; 1209 unsigned channel; 1210 1211 freq3_header = (struct upgt_eeprom_freq3_header *)data; 1212 freq3 = (struct upgt_lmac_freq3 *)(freq3_header + 1); 1213 1214 flags = freq3_header->flags; 1215 elements = freq3_header->elements; 1216 1217 DPRINTF(sc, UPGT_DEBUG_FW, "flags=0x%02x elements=%d\n", 1218 flags, elements); 1219 1220 for (i = 0; i < elements; i++) { 1221 channel = ieee80211_mhz2ieee(le16toh(freq3[i].freq), 0); 1222 if (!(channel >= 0 && channel < IEEE80211_CHAN_MAX)) 1223 continue; 1224 1225 sc->sc_eeprom_freq3[channel] = freq3[i]; 1226 1227 DPRINTF(sc, UPGT_DEBUG_FW, "frequence=%d, channel=%d\n", 1228 le16toh(sc->sc_eeprom_freq3[channel].freq), channel); 1229 } 1230 } 1231 1232 void 1233 upgt_eeprom_parse_freq4(struct upgt_softc *sc, uint8_t *data, int len) 1234 { 1235 struct upgt_eeprom_freq4_header *freq4_header; 1236 struct upgt_eeprom_freq4_1 *freq4_1; 1237 struct upgt_eeprom_freq4_2 *freq4_2; 1238 int i, j, elements, settings, flags; 1239 unsigned channel; 1240 1241 freq4_header = (struct upgt_eeprom_freq4_header *)data; 1242 freq4_1 = (struct upgt_eeprom_freq4_1 *)(freq4_header + 1); 1243 flags = freq4_header->flags; 1244 elements = freq4_header->elements; 1245 settings = freq4_header->settings; 1246 1247 /* we need this value later */ 1248 sc->sc_eeprom_freq6_settings = freq4_header->settings; 1249 1250 DPRINTF(sc, UPGT_DEBUG_FW, "flags=0x%02x elements=%d settings=%d\n", 1251 flags, elements, settings); 1252 1253 for (i = 0; i < elements; i++) { 1254 channel = ieee80211_mhz2ieee(le16toh(freq4_1[i].freq), 0); 1255 if (!(channel >= 0 && channel < IEEE80211_CHAN_MAX)) 1256 continue; 1257 1258 freq4_2 = (struct upgt_eeprom_freq4_2 *)freq4_1[i].data; 1259 for (j = 0; j < settings; j++) { 1260 sc->sc_eeprom_freq4[channel][j].cmd = freq4_2[j]; 1261 sc->sc_eeprom_freq4[channel][j].pad = 0; 1262 } 1263 1264 DPRINTF(sc, UPGT_DEBUG_FW, "frequence=%d, channel=%d\n", 1265 le16toh(freq4_1[i].freq), channel); 1266 } 1267 } 1268 1269 void 1270 upgt_eeprom_parse_freq6(struct upgt_softc *sc, uint8_t *data, int len) 1271 { 1272 struct upgt_lmac_freq6 *freq6; 1273 int i, elements; 1274 unsigned channel; 1275 1276 freq6 = (struct upgt_lmac_freq6 *)data; 1277 elements = len / sizeof(struct upgt_lmac_freq6); 1278 1279 DPRINTF(sc, UPGT_DEBUG_FW, "elements=%d\n", elements); 1280 1281 for (i = 0; i < elements; i++) { 1282 channel = ieee80211_mhz2ieee(le16toh(freq6[i].freq), 0); 1283 if (!(channel >= 0 && channel < IEEE80211_CHAN_MAX)) 1284 continue; 1285 1286 sc->sc_eeprom_freq6[channel] = freq6[i]; 1287 1288 DPRINTF(sc, UPGT_DEBUG_FW, "frequence=%d, channel=%d\n", 1289 le16toh(sc->sc_eeprom_freq6[channel].freq), channel); 1290 } 1291 } 1292 1293 static void 1294 upgt_eeprom_parse_hwrx(struct upgt_softc *sc, uint8_t *data) 1295 { 1296 struct upgt_eeprom_option_hwrx *option_hwrx; 1297 1298 option_hwrx = (struct upgt_eeprom_option_hwrx *)data; 1299 1300 sc->sc_eeprom_hwrx = option_hwrx->rxfilter - UPGT_EEPROM_RX_CONST; 1301 1302 DPRINTF(sc, UPGT_DEBUG_FW, "hwrx option value=0x%04x\n", 1303 sc->sc_eeprom_hwrx); 1304 } 1305 1306 static int 1307 upgt_eeprom_read(struct upgt_softc *sc) 1308 { 1309 struct upgt_data *data_cmd; 1310 struct upgt_lmac_mem *mem; 1311 struct upgt_lmac_eeprom *eeprom; 1312 int block, error, offset; 1313 1314 UPGT_LOCK(sc); 1315 usb_pause_mtx(&sc->sc_mtx, 100); 1316 1317 offset = 0; 1318 block = UPGT_EEPROM_BLOCK_SIZE; 1319 while (offset < UPGT_EEPROM_SIZE) { 1320 DPRINTF(sc, UPGT_DEBUG_FW, 1321 "request EEPROM block (offset=%d, len=%d)\n", offset, block); 1322 1323 data_cmd = upgt_getbuf(sc); 1324 if (data_cmd == NULL) { 1325 UPGT_UNLOCK(sc); 1326 return (ENOBUFS); 1327 } 1328 1329 /* 1330 * Transmit the URB containing the CMD data. 1331 */ 1332 bzero(data_cmd->buf, MCLBYTES); 1333 1334 mem = (struct upgt_lmac_mem *)data_cmd->buf; 1335 mem->addr = htole32(sc->sc_memaddr_frame_start + 1336 UPGT_MEMSIZE_FRAME_HEAD); 1337 1338 eeprom = (struct upgt_lmac_eeprom *)(mem + 1); 1339 eeprom->header1.flags = 0; 1340 eeprom->header1.type = UPGT_H1_TYPE_CTRL; 1341 eeprom->header1.len = htole16(( 1342 sizeof(struct upgt_lmac_eeprom) - 1343 sizeof(struct upgt_lmac_header)) + block); 1344 1345 eeprom->header2.reqid = htole32(sc->sc_memaddr_frame_start); 1346 eeprom->header2.type = htole16(UPGT_H2_TYPE_EEPROM); 1347 eeprom->header2.flags = 0; 1348 1349 eeprom->offset = htole16(offset); 1350 eeprom->len = htole16(block); 1351 1352 data_cmd->buflen = sizeof(*mem) + sizeof(*eeprom) + block; 1353 1354 mem->chksum = upgt_chksum_le((uint32_t *)eeprom, 1355 data_cmd->buflen - sizeof(*mem)); 1356 upgt_bulk_tx(sc, data_cmd); 1357 1358 error = mtx_sleep(sc, &sc->sc_mtx, 0, "eeprom_request", hz); 1359 if (error != 0) { 1360 device_printf(sc->sc_dev, 1361 "timeout while waiting for EEPROM data!\n"); 1362 UPGT_UNLOCK(sc); 1363 return (EIO); 1364 } 1365 1366 offset += block; 1367 if (UPGT_EEPROM_SIZE - offset < block) 1368 block = UPGT_EEPROM_SIZE - offset; 1369 } 1370 1371 UPGT_UNLOCK(sc); 1372 return (0); 1373 } 1374 1375 /* 1376 * When a rx data came in the function returns a mbuf and a rssi values. 1377 */ 1378 static struct mbuf * 1379 upgt_rxeof(struct usb_xfer *xfer, struct upgt_data *data, int *rssi) 1380 { 1381 struct mbuf *m = NULL; 1382 struct upgt_softc *sc = usbd_xfer_softc(xfer); 1383 struct upgt_lmac_header *header; 1384 struct upgt_lmac_eeprom *eeprom; 1385 uint8_t h1_type; 1386 uint16_t h2_type; 1387 int actlen, sumlen; 1388 1389 usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL); 1390 1391 UPGT_ASSERT_LOCKED(sc); 1392 1393 if (actlen < 1) 1394 return (NULL); 1395 1396 /* Check only at the very beginning. */ 1397 if (!(sc->sc_flags & UPGT_FLAG_FWLOADED) && 1398 (memcmp(data->buf, "OK", 2) == 0)) { 1399 sc->sc_flags |= UPGT_FLAG_FWLOADED; 1400 wakeup_one(sc); 1401 return (NULL); 1402 } 1403 1404 if (actlen < UPGT_RX_MINSZ) 1405 return (NULL); 1406 1407 /* 1408 * Check what type of frame came in. 1409 */ 1410 header = (struct upgt_lmac_header *)(data->buf + 4); 1411 1412 h1_type = header->header1.type; 1413 h2_type = le16toh(header->header2.type); 1414 1415 if (h1_type == UPGT_H1_TYPE_CTRL && h2_type == UPGT_H2_TYPE_EEPROM) { 1416 eeprom = (struct upgt_lmac_eeprom *)(data->buf + 4); 1417 uint16_t eeprom_offset = le16toh(eeprom->offset); 1418 uint16_t eeprom_len = le16toh(eeprom->len); 1419 1420 DPRINTF(sc, UPGT_DEBUG_FW, 1421 "received EEPROM block (offset=%d, len=%d)\n", 1422 eeprom_offset, eeprom_len); 1423 1424 bcopy(data->buf + sizeof(struct upgt_lmac_eeprom) + 4, 1425 sc->sc_eeprom + eeprom_offset, eeprom_len); 1426 1427 /* EEPROM data has arrived in time, wakeup. */ 1428 wakeup(sc); 1429 } else if (h1_type == UPGT_H1_TYPE_CTRL && 1430 h2_type == UPGT_H2_TYPE_TX_DONE) { 1431 DPRINTF(sc, UPGT_DEBUG_XMIT, "%s: received 802.11 TX done\n", 1432 __func__); 1433 upgt_tx_done(sc, data->buf + 4); 1434 } else if (h1_type == UPGT_H1_TYPE_RX_DATA || 1435 h1_type == UPGT_H1_TYPE_RX_DATA_MGMT) { 1436 DPRINTF(sc, UPGT_DEBUG_RECV, "%s: received 802.11 RX data\n", 1437 __func__); 1438 m = upgt_rx(sc, data->buf + 4, le16toh(header->header1.len), 1439 rssi); 1440 } else if (h1_type == UPGT_H1_TYPE_CTRL && 1441 h2_type == UPGT_H2_TYPE_STATS) { 1442 DPRINTF(sc, UPGT_DEBUG_STAT, "%s: received statistic data\n", 1443 __func__); 1444 /* TODO: what could we do with the statistic data? */ 1445 } else { 1446 /* ignore unknown frame types */ 1447 DPRINTF(sc, UPGT_DEBUG_INTR, 1448 "received unknown frame type 0x%02x\n", 1449 header->header1.type); 1450 } 1451 return (m); 1452 } 1453 1454 /* 1455 * The firmware awaits a checksum for each frame we send to it. 1456 * The algorithm used therefor is uncommon but somehow similar to CRC32. 1457 */ 1458 static uint32_t 1459 upgt_chksum_le(const uint32_t *buf, size_t size) 1460 { 1461 int i; 1462 uint32_t crc = 0; 1463 1464 for (i = 0; i < size; i += sizeof(uint32_t)) { 1465 crc = htole32(crc ^ *buf++); 1466 crc = htole32((crc >> 5) ^ (crc << 3)); 1467 } 1468 1469 return (crc); 1470 } 1471 1472 static struct mbuf * 1473 upgt_rx(struct upgt_softc *sc, uint8_t *data, int pkglen, int *rssi) 1474 { 1475 struct ifnet *ifp = sc->sc_ifp; 1476 struct ieee80211com *ic = ifp->if_l2com; 1477 struct upgt_lmac_rx_desc *rxdesc; 1478 struct mbuf *m; 1479 1480 /* 1481 * don't pass packets to the ieee80211 framework if the driver isn't 1482 * RUNNING. 1483 */ 1484 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) 1485 return (NULL); 1486 1487 /* access RX packet descriptor */ 1488 rxdesc = (struct upgt_lmac_rx_desc *)data; 1489 1490 /* create mbuf which is suitable for strict alignment archs */ 1491 KASSERT((pkglen + ETHER_ALIGN) < MCLBYTES, 1492 ("A current mbuf storage is small (%d)", pkglen + ETHER_ALIGN)); 1493 m = m_getcl(M_DONTWAIT, MT_DATA, M_PKTHDR); 1494 if (m == NULL) { 1495 device_printf(sc->sc_dev, "could not create RX mbuf!\n"); 1496 return (NULL); 1497 } 1498 m_adj(m, ETHER_ALIGN); 1499 bcopy(rxdesc->data, mtod(m, char *), pkglen); 1500 /* trim FCS */ 1501 m->m_len = m->m_pkthdr.len = pkglen - IEEE80211_CRC_LEN; 1502 m->m_pkthdr.rcvif = ifp; 1503 1504 if (ieee80211_radiotap_active(ic)) { 1505 struct upgt_rx_radiotap_header *tap = &sc->sc_rxtap; 1506 1507 tap->wr_flags = 0; 1508 tap->wr_rate = upgt_rx_rate(sc, rxdesc->rate); 1509 tap->wr_antsignal = rxdesc->rssi; 1510 } 1511 ifp->if_ipackets++; 1512 1513 DPRINTF(sc, UPGT_DEBUG_RX_PROC, "%s: RX done\n", __func__); 1514 *rssi = rxdesc->rssi; 1515 return (m); 1516 } 1517 1518 static uint8_t 1519 upgt_rx_rate(struct upgt_softc *sc, const int rate) 1520 { 1521 struct ifnet *ifp = sc->sc_ifp; 1522 struct ieee80211com *ic = ifp->if_l2com; 1523 static const uint8_t cck_upgt2rate[4] = { 2, 4, 11, 22 }; 1524 static const uint8_t ofdm_upgt2rate[12] = 1525 { 2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108 }; 1526 1527 if (ic->ic_curmode == IEEE80211_MODE_11B && 1528 !(rate < 0 || rate > 3)) 1529 return cck_upgt2rate[rate & 0xf]; 1530 1531 if (ic->ic_curmode == IEEE80211_MODE_11G && 1532 !(rate < 0 || rate > 11)) 1533 return ofdm_upgt2rate[rate & 0xf]; 1534 1535 return (0); 1536 } 1537 1538 static void 1539 upgt_tx_done(struct upgt_softc *sc, uint8_t *data) 1540 { 1541 struct ifnet *ifp = sc->sc_ifp; 1542 struct upgt_lmac_tx_done_desc *desc; 1543 int i, freed = 0; 1544 1545 UPGT_ASSERT_LOCKED(sc); 1546 1547 desc = (struct upgt_lmac_tx_done_desc *)data; 1548 1549 for (i = 0; i < UPGT_TX_MAXCOUNT; i++) { 1550 struct upgt_data *data_tx = &sc->sc_tx_data[i]; 1551 1552 if (data_tx->addr == le32toh(desc->header2.reqid)) { 1553 upgt_mem_free(sc, data_tx->addr); 1554 data_tx->ni = NULL; 1555 data_tx->addr = 0; 1556 data_tx->m = NULL; 1557 data_tx->use = 0; 1558 1559 DPRINTF(sc, UPGT_DEBUG_TX_PROC, 1560 "TX done: memaddr=0x%08x, status=0x%04x, rssi=%d, ", 1561 le32toh(desc->header2.reqid), 1562 le16toh(desc->status), le16toh(desc->rssi)); 1563 DPRINTF(sc, UPGT_DEBUG_TX_PROC, "seq=%d\n", 1564 le16toh(desc->seq)); 1565 1566 freed++; 1567 } 1568 } 1569 1570 if (freed != 0) { 1571 sc->sc_tx_timer = 0; 1572 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; 1573 UPGT_UNLOCK(sc); 1574 upgt_start(ifp); 1575 UPGT_LOCK(sc); 1576 } 1577 } 1578 1579 static void 1580 upgt_mem_free(struct upgt_softc *sc, uint32_t addr) 1581 { 1582 int i; 1583 1584 for (i = 0; i < sc->sc_memory.pages; i++) { 1585 if (sc->sc_memory.page[i].addr == addr) { 1586 sc->sc_memory.page[i].used = 0; 1587 return; 1588 } 1589 } 1590 1591 device_printf(sc->sc_dev, 1592 "could not free memory address 0x%08x!\n", addr); 1593 } 1594 1595 static int 1596 upgt_fw_load(struct upgt_softc *sc) 1597 { 1598 const struct firmware *fw; 1599 struct upgt_data *data_cmd; 1600 struct upgt_fw_x2_header *x2; 1601 char start_fwload_cmd[] = { 0x3c, 0x0d }; 1602 int error = 0, offset, bsize, n; 1603 uint32_t crc32; 1604 1605 fw = firmware_get(upgt_fwname); 1606 if (fw == NULL) { 1607 device_printf(sc->sc_dev, "could not read microcode %s!\n", 1608 upgt_fwname); 1609 return (EIO); 1610 } 1611 1612 UPGT_LOCK(sc); 1613 1614 /* send firmware start load command */ 1615 data_cmd = upgt_getbuf(sc); 1616 if (data_cmd == NULL) { 1617 error = ENOBUFS; 1618 goto fail; 1619 } 1620 data_cmd->buflen = sizeof(start_fwload_cmd); 1621 bcopy(start_fwload_cmd, data_cmd->buf, data_cmd->buflen); 1622 upgt_bulk_tx(sc, data_cmd); 1623 1624 /* send X2 header */ 1625 data_cmd = upgt_getbuf(sc); 1626 if (data_cmd == NULL) { 1627 error = ENOBUFS; 1628 goto fail; 1629 } 1630 data_cmd->buflen = sizeof(struct upgt_fw_x2_header); 1631 x2 = (struct upgt_fw_x2_header *)data_cmd->buf; 1632 bcopy(UPGT_X2_SIGNATURE, x2->signature, UPGT_X2_SIGNATURE_SIZE); 1633 x2->startaddr = htole32(UPGT_MEMADDR_FIRMWARE_START); 1634 x2->len = htole32(fw->datasize); 1635 x2->crc = upgt_crc32_le((uint8_t *)data_cmd->buf + 1636 UPGT_X2_SIGNATURE_SIZE, 1637 sizeof(struct upgt_fw_x2_header) - UPGT_X2_SIGNATURE_SIZE - 1638 sizeof(uint32_t)); 1639 upgt_bulk_tx(sc, data_cmd); 1640 1641 /* download firmware */ 1642 for (offset = 0; offset < fw->datasize; offset += bsize) { 1643 if (fw->datasize - offset > UPGT_FW_BLOCK_SIZE) 1644 bsize = UPGT_FW_BLOCK_SIZE; 1645 else 1646 bsize = fw->datasize - offset; 1647 1648 data_cmd = upgt_getbuf(sc); 1649 if (data_cmd == NULL) { 1650 error = ENOBUFS; 1651 goto fail; 1652 } 1653 n = upgt_fw_copy((const uint8_t *)fw->data + offset, 1654 data_cmd->buf, bsize); 1655 data_cmd->buflen = bsize; 1656 upgt_bulk_tx(sc, data_cmd); 1657 1658 DPRINTF(sc, UPGT_DEBUG_FW, "FW offset=%d, read=%d, sent=%d\n", 1659 offset, n, bsize); 1660 bsize = n; 1661 } 1662 DPRINTF(sc, UPGT_DEBUG_FW, "%s: firmware downloaded\n", __func__); 1663 1664 /* load firmware */ 1665 data_cmd = upgt_getbuf(sc); 1666 if (data_cmd == NULL) { 1667 error = ENOBUFS; 1668 goto fail; 1669 } 1670 crc32 = upgt_crc32_le(fw->data, fw->datasize); 1671 *((uint32_t *)(data_cmd->buf) ) = crc32; 1672 *((uint8_t *)(data_cmd->buf) + 4) = 'g'; 1673 *((uint8_t *)(data_cmd->buf) + 5) = '\r'; 1674 data_cmd->buflen = 6; 1675 upgt_bulk_tx(sc, data_cmd); 1676 1677 /* waiting 'OK' response. */ 1678 usbd_transfer_start(sc->sc_xfer[UPGT_BULK_RX]); 1679 error = mtx_sleep(sc, &sc->sc_mtx, 0, "upgtfw", 2 * hz); 1680 if (error != 0) { 1681 device_printf(sc->sc_dev, "firmware load failed!\n"); 1682 error = EIO; 1683 } 1684 1685 DPRINTF(sc, UPGT_DEBUG_FW, "%s: firmware loaded\n", __func__); 1686 fail: 1687 UPGT_UNLOCK(sc); 1688 firmware_put(fw, FIRMWARE_UNLOAD); 1689 return (error); 1690 } 1691 1692 static uint32_t 1693 upgt_crc32_le(const void *buf, size_t size) 1694 { 1695 uint32_t crc; 1696 1697 crc = ether_crc32_le(buf, size); 1698 1699 /* apply final XOR value as common for CRC-32 */ 1700 crc = htole32(crc ^ 0xffffffffU); 1701 1702 return (crc); 1703 } 1704 1705 /* 1706 * While copying the version 2 firmware, we need to replace two characters: 1707 * 1708 * 0x7e -> 0x7d 0x5e 1709 * 0x7d -> 0x7d 0x5d 1710 */ 1711 static int 1712 upgt_fw_copy(const uint8_t *src, char *dst, int size) 1713 { 1714 int i, j; 1715 1716 for (i = 0, j = 0; i < size && j < size; i++) { 1717 switch (src[i]) { 1718 case 0x7e: 1719 dst[j] = 0x7d; 1720 j++; 1721 dst[j] = 0x5e; 1722 j++; 1723 break; 1724 case 0x7d: 1725 dst[j] = 0x7d; 1726 j++; 1727 dst[j] = 0x5d; 1728 j++; 1729 break; 1730 default: 1731 dst[j] = src[i]; 1732 j++; 1733 break; 1734 } 1735 } 1736 1737 return (i); 1738 } 1739 1740 static int 1741 upgt_mem_init(struct upgt_softc *sc) 1742 { 1743 int i; 1744 1745 for (i = 0; i < UPGT_MEMORY_MAX_PAGES; i++) { 1746 sc->sc_memory.page[i].used = 0; 1747 1748 if (i == 0) { 1749 /* 1750 * The first memory page is always reserved for 1751 * command data. 1752 */ 1753 sc->sc_memory.page[i].addr = 1754 sc->sc_memaddr_frame_start + MCLBYTES; 1755 } else { 1756 sc->sc_memory.page[i].addr = 1757 sc->sc_memory.page[i - 1].addr + MCLBYTES; 1758 } 1759 1760 if (sc->sc_memory.page[i].addr + MCLBYTES >= 1761 sc->sc_memaddr_frame_end) 1762 break; 1763 1764 DPRINTF(sc, UPGT_DEBUG_FW, "memory address page %d=0x%08x\n", 1765 i, sc->sc_memory.page[i].addr); 1766 } 1767 1768 sc->sc_memory.pages = i; 1769 1770 DPRINTF(sc, UPGT_DEBUG_FW, "memory pages=%d\n", sc->sc_memory.pages); 1771 return (0); 1772 } 1773 1774 static int 1775 upgt_fw_verify(struct upgt_softc *sc) 1776 { 1777 const struct firmware *fw; 1778 const struct upgt_fw_bra_option *bra_opt; 1779 const struct upgt_fw_bra_descr *descr; 1780 const uint8_t *p; 1781 const uint32_t *uc; 1782 uint32_t bra_option_type, bra_option_len; 1783 int offset, bra_end = 0, error = 0; 1784 1785 fw = firmware_get(upgt_fwname); 1786 if (fw == NULL) { 1787 device_printf(sc->sc_dev, "could not read microcode %s!\n", 1788 upgt_fwname); 1789 return EIO; 1790 } 1791 1792 /* 1793 * Seek to beginning of Boot Record Area (BRA). 1794 */ 1795 for (offset = 0; offset < fw->datasize; offset += sizeof(*uc)) { 1796 uc = (const uint32_t *)((const uint8_t *)fw->data + offset); 1797 if (*uc == 0) 1798 break; 1799 } 1800 for (; offset < fw->datasize; offset += sizeof(*uc)) { 1801 uc = (const uint32_t *)((const uint8_t *)fw->data + offset); 1802 if (*uc != 0) 1803 break; 1804 } 1805 if (offset == fw->datasize) { 1806 device_printf(sc->sc_dev, 1807 "firmware Boot Record Area not found!\n"); 1808 error = EIO; 1809 goto fail; 1810 } 1811 1812 DPRINTF(sc, UPGT_DEBUG_FW, 1813 "firmware Boot Record Area found at offset %d\n", offset); 1814 1815 /* 1816 * Parse Boot Record Area (BRA) options. 1817 */ 1818 while (offset < fw->datasize && bra_end == 0) { 1819 /* get current BRA option */ 1820 p = (const uint8_t *)fw->data + offset; 1821 bra_opt = (const struct upgt_fw_bra_option *)p; 1822 bra_option_type = le32toh(bra_opt->type); 1823 bra_option_len = le32toh(bra_opt->len) * sizeof(*uc); 1824 1825 switch (bra_option_type) { 1826 case UPGT_BRA_TYPE_FW: 1827 DPRINTF(sc, UPGT_DEBUG_FW, "UPGT_BRA_TYPE_FW len=%d\n", 1828 bra_option_len); 1829 1830 if (bra_option_len != UPGT_BRA_FWTYPE_SIZE) { 1831 device_printf(sc->sc_dev, 1832 "wrong UPGT_BRA_TYPE_FW len!\n"); 1833 error = EIO; 1834 goto fail; 1835 } 1836 if (memcmp(UPGT_BRA_FWTYPE_LM86, bra_opt->data, 1837 bra_option_len) == 0) { 1838 sc->sc_fw_type = UPGT_FWTYPE_LM86; 1839 break; 1840 } 1841 if (memcmp(UPGT_BRA_FWTYPE_LM87, bra_opt->data, 1842 bra_option_len) == 0) { 1843 sc->sc_fw_type = UPGT_FWTYPE_LM87; 1844 break; 1845 } 1846 device_printf(sc->sc_dev, 1847 "unsupported firmware type!\n"); 1848 error = EIO; 1849 goto fail; 1850 case UPGT_BRA_TYPE_VERSION: 1851 DPRINTF(sc, UPGT_DEBUG_FW, 1852 "UPGT_BRA_TYPE_VERSION len=%d\n", bra_option_len); 1853 break; 1854 case UPGT_BRA_TYPE_DEPIF: 1855 DPRINTF(sc, UPGT_DEBUG_FW, 1856 "UPGT_BRA_TYPE_DEPIF len=%d\n", bra_option_len); 1857 break; 1858 case UPGT_BRA_TYPE_EXPIF: 1859 DPRINTF(sc, UPGT_DEBUG_FW, 1860 "UPGT_BRA_TYPE_EXPIF len=%d\n", bra_option_len); 1861 break; 1862 case UPGT_BRA_TYPE_DESCR: 1863 DPRINTF(sc, UPGT_DEBUG_FW, 1864 "UPGT_BRA_TYPE_DESCR len=%d\n", bra_option_len); 1865 1866 descr = (const struct upgt_fw_bra_descr *)bra_opt->data; 1867 1868 sc->sc_memaddr_frame_start = 1869 le32toh(descr->memaddr_space_start); 1870 sc->sc_memaddr_frame_end = 1871 le32toh(descr->memaddr_space_end); 1872 1873 DPRINTF(sc, UPGT_DEBUG_FW, 1874 "memory address space start=0x%08x\n", 1875 sc->sc_memaddr_frame_start); 1876 DPRINTF(sc, UPGT_DEBUG_FW, 1877 "memory address space end=0x%08x\n", 1878 sc->sc_memaddr_frame_end); 1879 break; 1880 case UPGT_BRA_TYPE_END: 1881 DPRINTF(sc, UPGT_DEBUG_FW, "UPGT_BRA_TYPE_END len=%d\n", 1882 bra_option_len); 1883 bra_end = 1; 1884 break; 1885 default: 1886 DPRINTF(sc, UPGT_DEBUG_FW, "unknown BRA option len=%d\n", 1887 bra_option_len); 1888 error = EIO; 1889 goto fail; 1890 } 1891 1892 /* jump to next BRA option */ 1893 offset += sizeof(struct upgt_fw_bra_option) + bra_option_len; 1894 } 1895 1896 DPRINTF(sc, UPGT_DEBUG_FW, "%s: firmware verified", __func__); 1897 fail: 1898 firmware_put(fw, FIRMWARE_UNLOAD); 1899 return (error); 1900 } 1901 1902 static void 1903 upgt_bulk_tx(struct upgt_softc *sc, struct upgt_data *data) 1904 { 1905 1906 UPGT_ASSERT_LOCKED(sc); 1907 1908 STAILQ_INSERT_TAIL(&sc->sc_tx_pending, data, next); 1909 UPGT_STAT_INC(sc, st_tx_pending); 1910 usbd_transfer_start(sc->sc_xfer[UPGT_BULK_TX]); 1911 } 1912 1913 static int 1914 upgt_device_reset(struct upgt_softc *sc) 1915 { 1916 struct upgt_data *data; 1917 char init_cmd[] = { 0x7e, 0x7e, 0x7e, 0x7e }; 1918 1919 UPGT_LOCK(sc); 1920 1921 data = upgt_getbuf(sc); 1922 if (data == NULL) { 1923 UPGT_UNLOCK(sc); 1924 return (ENOBUFS); 1925 } 1926 bcopy(init_cmd, data->buf, sizeof(init_cmd)); 1927 data->buflen = sizeof(init_cmd); 1928 upgt_bulk_tx(sc, data); 1929 usb_pause_mtx(&sc->sc_mtx, 100); 1930 1931 UPGT_UNLOCK(sc); 1932 DPRINTF(sc, UPGT_DEBUG_FW, "%s: device initialized\n", __func__); 1933 return (0); 1934 } 1935 1936 static int 1937 upgt_alloc_tx(struct upgt_softc *sc) 1938 { 1939 int i; 1940 1941 STAILQ_INIT(&sc->sc_tx_active); 1942 STAILQ_INIT(&sc->sc_tx_inactive); 1943 STAILQ_INIT(&sc->sc_tx_pending); 1944 1945 for (i = 0; i < UPGT_TX_MAXCOUNT; i++) { 1946 struct upgt_data *data = &sc->sc_tx_data[i]; 1947 1948 data->buf = malloc(MCLBYTES, M_USBDEV, M_NOWAIT | M_ZERO); 1949 if (data->buf == NULL) { 1950 device_printf(sc->sc_dev, 1951 "could not allocate TX buffer!\n"); 1952 return (ENOMEM); 1953 } 1954 STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data, next); 1955 UPGT_STAT_INC(sc, st_tx_inactive); 1956 } 1957 1958 return (0); 1959 } 1960 1961 static int 1962 upgt_alloc_rx(struct upgt_softc *sc) 1963 { 1964 int i; 1965 1966 STAILQ_INIT(&sc->sc_rx_active); 1967 STAILQ_INIT(&sc->sc_rx_inactive); 1968 1969 for (i = 0; i < UPGT_RX_MAXCOUNT; i++) { 1970 struct upgt_data *data = &sc->sc_rx_data[i]; 1971 1972 data->buf = malloc(MCLBYTES, M_USBDEV, M_NOWAIT | M_ZERO); 1973 if (data->buf == NULL) { 1974 device_printf(sc->sc_dev, 1975 "could not allocate RX buffer!\n"); 1976 return (ENOMEM); 1977 } 1978 STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 1979 } 1980 1981 return (0); 1982 } 1983 1984 static int 1985 upgt_detach(device_t dev) 1986 { 1987 struct upgt_softc *sc = device_get_softc(dev); 1988 struct ifnet *ifp = sc->sc_ifp; 1989 struct ieee80211com *ic = ifp->if_l2com; 1990 1991 if (!device_is_attached(dev)) 1992 return 0; 1993 1994 upgt_stop(sc); 1995 1996 callout_drain(&sc->sc_led_ch); 1997 callout_drain(&sc->sc_watchdog_ch); 1998 1999 usbd_transfer_unsetup(sc->sc_xfer, UPGT_N_XFERS); 2000 ieee80211_ifdetach(ic); 2001 upgt_free_rx(sc); 2002 upgt_free_tx(sc); 2003 2004 if_free(ifp); 2005 mtx_destroy(&sc->sc_mtx); 2006 2007 return (0); 2008 } 2009 2010 static void 2011 upgt_free_rx(struct upgt_softc *sc) 2012 { 2013 int i; 2014 2015 for (i = 0; i < UPGT_RX_MAXCOUNT; i++) { 2016 struct upgt_data *data = &sc->sc_rx_data[i]; 2017 2018 free(data->buf, M_USBDEV); 2019 data->ni = NULL; 2020 } 2021 } 2022 2023 static void 2024 upgt_free_tx(struct upgt_softc *sc) 2025 { 2026 int i; 2027 2028 for (i = 0; i < UPGT_TX_MAXCOUNT; i++) { 2029 struct upgt_data *data = &sc->sc_tx_data[i]; 2030 2031 free(data->buf, M_USBDEV); 2032 data->ni = NULL; 2033 } 2034 } 2035 2036 static void 2037 upgt_abort_xfers_locked(struct upgt_softc *sc) 2038 { 2039 int i; 2040 2041 UPGT_ASSERT_LOCKED(sc); 2042 /* abort any pending transfers */ 2043 for (i = 0; i < UPGT_N_XFERS; i++) 2044 usbd_transfer_stop(sc->sc_xfer[i]); 2045 } 2046 2047 static void 2048 upgt_abort_xfers(struct upgt_softc *sc) 2049 { 2050 2051 UPGT_LOCK(sc); 2052 upgt_abort_xfers_locked(sc); 2053 UPGT_UNLOCK(sc); 2054 } 2055 2056 #define UPGT_SYSCTL_STAT_ADD32(c, h, n, p, d) \ 2057 SYSCTL_ADD_UINT(c, h, OID_AUTO, n, CTLFLAG_RD, p, 0, d) 2058 2059 static void 2060 upgt_sysctl_node(struct upgt_softc *sc) 2061 { 2062 struct sysctl_ctx_list *ctx; 2063 struct sysctl_oid_list *child; 2064 struct sysctl_oid *tree; 2065 struct upgt_stat *stats; 2066 2067 stats = &sc->sc_stat; 2068 ctx = device_get_sysctl_ctx(sc->sc_dev); 2069 child = SYSCTL_CHILDREN(device_get_sysctl_tree(sc->sc_dev)); 2070 2071 tree = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "stats", CTLFLAG_RD, 2072 NULL, "UPGT statistics"); 2073 child = SYSCTL_CHILDREN(tree); 2074 UPGT_SYSCTL_STAT_ADD32(ctx, child, "tx_active", 2075 &stats->st_tx_active, "Active numbers in TX queue"); 2076 UPGT_SYSCTL_STAT_ADD32(ctx, child, "tx_inactive", 2077 &stats->st_tx_inactive, "Inactive numbers in TX queue"); 2078 UPGT_SYSCTL_STAT_ADD32(ctx, child, "tx_pending", 2079 &stats->st_tx_pending, "Pending numbers in TX queue"); 2080 } 2081 2082 #undef UPGT_SYSCTL_STAT_ADD32 2083 2084 static struct upgt_data * 2085 _upgt_getbuf(struct upgt_softc *sc) 2086 { 2087 struct upgt_data *bf; 2088 2089 bf = STAILQ_FIRST(&sc->sc_tx_inactive); 2090 if (bf != NULL) { 2091 STAILQ_REMOVE_HEAD(&sc->sc_tx_inactive, next); 2092 UPGT_STAT_DEC(sc, st_tx_inactive); 2093 } else 2094 bf = NULL; 2095 if (bf == NULL) 2096 DPRINTF(sc, UPGT_DEBUG_XMIT, "%s: %s\n", __func__, 2097 "out of xmit buffers"); 2098 return (bf); 2099 } 2100 2101 static struct upgt_data * 2102 upgt_getbuf(struct upgt_softc *sc) 2103 { 2104 struct upgt_data *bf; 2105 2106 UPGT_ASSERT_LOCKED(sc); 2107 2108 bf = _upgt_getbuf(sc); 2109 if (bf == NULL) { 2110 struct ifnet *ifp = sc->sc_ifp; 2111 2112 DPRINTF(sc, UPGT_DEBUG_XMIT, "%s: stop queue\n", __func__); 2113 ifp->if_drv_flags |= IFF_DRV_OACTIVE; 2114 } 2115 2116 return (bf); 2117 } 2118 2119 static struct upgt_data * 2120 upgt_gettxbuf(struct upgt_softc *sc) 2121 { 2122 struct upgt_data *bf; 2123 2124 UPGT_ASSERT_LOCKED(sc); 2125 2126 bf = upgt_getbuf(sc); 2127 if (bf == NULL) 2128 return (NULL); 2129 2130 bf->addr = upgt_mem_alloc(sc); 2131 if (bf->addr == 0) { 2132 struct ifnet *ifp = sc->sc_ifp; 2133 2134 DPRINTF(sc, UPGT_DEBUG_XMIT, "%s: no free prism memory!\n", 2135 __func__); 2136 STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 2137 UPGT_STAT_INC(sc, st_tx_inactive); 2138 if (!(ifp->if_drv_flags & IFF_DRV_OACTIVE)) 2139 ifp->if_drv_flags |= IFF_DRV_OACTIVE; 2140 return (NULL); 2141 } 2142 return (bf); 2143 } 2144 2145 static int 2146 upgt_tx_start(struct upgt_softc *sc, struct mbuf *m, struct ieee80211_node *ni, 2147 struct upgt_data *data) 2148 { 2149 struct ieee80211vap *vap = ni->ni_vap; 2150 int error = 0, len; 2151 struct ieee80211_frame *wh; 2152 struct ieee80211_key *k; 2153 struct ifnet *ifp = sc->sc_ifp; 2154 struct upgt_lmac_mem *mem; 2155 struct upgt_lmac_tx_desc *txdesc; 2156 2157 UPGT_ASSERT_LOCKED(sc); 2158 2159 upgt_set_led(sc, UPGT_LED_BLINK); 2160 2161 /* 2162 * Software crypto. 2163 */ 2164 wh = mtod(m, struct ieee80211_frame *); 2165 if (wh->i_fc[1] & IEEE80211_FC1_WEP) { 2166 k = ieee80211_crypto_encap(ni, m); 2167 if (k == NULL) { 2168 device_printf(sc->sc_dev, 2169 "ieee80211_crypto_encap returns NULL.\n"); 2170 error = EIO; 2171 goto done; 2172 } 2173 2174 /* in case packet header moved, reset pointer */ 2175 wh = mtod(m, struct ieee80211_frame *); 2176 } 2177 2178 /* Transmit the URB containing the TX data. */ 2179 bzero(data->buf, MCLBYTES); 2180 mem = (struct upgt_lmac_mem *)data->buf; 2181 mem->addr = htole32(data->addr); 2182 txdesc = (struct upgt_lmac_tx_desc *)(mem + 1); 2183 2184 if ((wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK) == 2185 IEEE80211_FC0_TYPE_MGT) { 2186 /* mgmt frames */ 2187 txdesc->header1.flags = UPGT_H1_FLAGS_TX_MGMT; 2188 /* always send mgmt frames at lowest rate (DS1) */ 2189 memset(txdesc->rates, 0x10, sizeof(txdesc->rates)); 2190 } else { 2191 /* data frames */ 2192 txdesc->header1.flags = UPGT_H1_FLAGS_TX_DATA; 2193 bcopy(sc->sc_cur_rateset, txdesc->rates, sizeof(txdesc->rates)); 2194 } 2195 txdesc->header1.type = UPGT_H1_TYPE_TX_DATA; 2196 txdesc->header1.len = htole16(m->m_pkthdr.len); 2197 txdesc->header2.reqid = htole32(data->addr); 2198 txdesc->header2.type = htole16(UPGT_H2_TYPE_TX_ACK_YES); 2199 txdesc->header2.flags = htole16(UPGT_H2_FLAGS_TX_ACK_YES); 2200 txdesc->type = htole32(UPGT_TX_DESC_TYPE_DATA); 2201 txdesc->pad3[0] = UPGT_TX_DESC_PAD3_SIZE; 2202 2203 if (ieee80211_radiotap_active_vap(vap)) { 2204 struct upgt_tx_radiotap_header *tap = &sc->sc_txtap; 2205 2206 tap->wt_flags = 0; 2207 tap->wt_rate = 0; /* XXX where to get from? */ 2208 2209 ieee80211_radiotap_tx(vap, m); 2210 } 2211 2212 /* copy frame below our TX descriptor header */ 2213 m_copydata(m, 0, m->m_pkthdr.len, 2214 data->buf + (sizeof(*mem) + sizeof(*txdesc))); 2215 /* calculate frame size */ 2216 len = sizeof(*mem) + sizeof(*txdesc) + m->m_pkthdr.len; 2217 /* we need to align the frame to a 4 byte boundary */ 2218 len = (len + 3) & ~3; 2219 /* calculate frame checksum */ 2220 mem->chksum = upgt_chksum_le((uint32_t *)txdesc, len - sizeof(*mem)); 2221 data->ni = ni; 2222 data->m = m; 2223 data->buflen = len; 2224 2225 DPRINTF(sc, UPGT_DEBUG_XMIT, "%s: TX start data sending (%d bytes)\n", 2226 __func__, len); 2227 KASSERT(len <= MCLBYTES, ("mbuf is small for saving data")); 2228 2229 upgt_bulk_tx(sc, data); 2230 done: 2231 /* 2232 * If we don't regulary read the device statistics, the RX queue 2233 * will stall. It's strange, but it works, so we keep reading 2234 * the statistics here. *shrug* 2235 */ 2236 if (!(ifp->if_opackets % UPGT_TX_STAT_INTERVAL)) 2237 upgt_get_stats(sc); 2238 2239 return (error); 2240 } 2241 2242 static void 2243 upgt_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error) 2244 { 2245 struct upgt_softc *sc = usbd_xfer_softc(xfer); 2246 struct ifnet *ifp = sc->sc_ifp; 2247 struct ieee80211com *ic = ifp->if_l2com; 2248 struct ieee80211_frame *wh; 2249 struct ieee80211_node *ni; 2250 struct mbuf *m = NULL; 2251 struct upgt_data *data; 2252 int8_t nf; 2253 int rssi = -1; 2254 2255 UPGT_ASSERT_LOCKED(sc); 2256 2257 switch (USB_GET_STATE(xfer)) { 2258 case USB_ST_TRANSFERRED: 2259 data = STAILQ_FIRST(&sc->sc_rx_active); 2260 if (data == NULL) 2261 goto setup; 2262 STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 2263 m = upgt_rxeof(xfer, data, &rssi); 2264 STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 2265 /* FALLTHROUGH */ 2266 case USB_ST_SETUP: 2267 setup: 2268 data = STAILQ_FIRST(&sc->sc_rx_inactive); 2269 if (data == NULL) 2270 return; 2271 STAILQ_REMOVE_HEAD(&sc->sc_rx_inactive, next); 2272 STAILQ_INSERT_TAIL(&sc->sc_rx_active, data, next); 2273 usbd_xfer_set_frame_data(xfer, 0, data->buf, 2274 usbd_xfer_max_len(xfer)); 2275 usbd_transfer_submit(xfer); 2276 2277 /* 2278 * To avoid LOR we should unlock our private mutex here to call 2279 * ieee80211_input() because here is at the end of a USB 2280 * callback and safe to unlock. 2281 */ 2282 UPGT_UNLOCK(sc); 2283 if (m != NULL) { 2284 wh = mtod(m, struct ieee80211_frame *); 2285 ni = ieee80211_find_rxnode(ic, 2286 (struct ieee80211_frame_min *)wh); 2287 nf = -95; /* XXX */ 2288 if (ni != NULL) { 2289 (void) ieee80211_input(ni, m, rssi, nf); 2290 /* node is no longer needed */ 2291 ieee80211_free_node(ni); 2292 } else 2293 (void) ieee80211_input_all(ic, m, rssi, nf); 2294 m = NULL; 2295 } 2296 UPGT_LOCK(sc); 2297 break; 2298 default: 2299 /* needs it to the inactive queue due to a error. */ 2300 data = STAILQ_FIRST(&sc->sc_rx_active); 2301 if (data != NULL) { 2302 STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 2303 STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 2304 } 2305 if (error != USB_ERR_CANCELLED) { 2306 usbd_xfer_set_stall(xfer); 2307 ifp->if_ierrors++; 2308 goto setup; 2309 } 2310 break; 2311 } 2312 } 2313 2314 static void 2315 upgt_bulk_tx_callback(struct usb_xfer *xfer, usb_error_t error) 2316 { 2317 struct upgt_softc *sc = usbd_xfer_softc(xfer); 2318 struct ifnet *ifp = sc->sc_ifp; 2319 struct upgt_data *data; 2320 2321 UPGT_ASSERT_LOCKED(sc); 2322 switch (USB_GET_STATE(xfer)) { 2323 case USB_ST_TRANSFERRED: 2324 data = STAILQ_FIRST(&sc->sc_tx_active); 2325 if (data == NULL) 2326 goto setup; 2327 STAILQ_REMOVE_HEAD(&sc->sc_tx_active, next); 2328 UPGT_STAT_DEC(sc, st_tx_active); 2329 upgt_txeof(xfer, data); 2330 STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data, next); 2331 UPGT_STAT_INC(sc, st_tx_inactive); 2332 /* FALLTHROUGH */ 2333 case USB_ST_SETUP: 2334 setup: 2335 data = STAILQ_FIRST(&sc->sc_tx_pending); 2336 if (data == NULL) { 2337 DPRINTF(sc, UPGT_DEBUG_XMIT, "%s: empty pending queue\n", 2338 __func__); 2339 return; 2340 } 2341 STAILQ_REMOVE_HEAD(&sc->sc_tx_pending, next); 2342 UPGT_STAT_DEC(sc, st_tx_pending); 2343 STAILQ_INSERT_TAIL(&sc->sc_tx_active, data, next); 2344 UPGT_STAT_INC(sc, st_tx_active); 2345 2346 usbd_xfer_set_frame_data(xfer, 0, data->buf, data->buflen); 2347 usbd_transfer_submit(xfer); 2348 UPGT_UNLOCK(sc); 2349 upgt_start(ifp); 2350 UPGT_LOCK(sc); 2351 break; 2352 default: 2353 data = STAILQ_FIRST(&sc->sc_tx_active); 2354 if (data == NULL) 2355 goto setup; 2356 if (data->ni != NULL) { 2357 ieee80211_free_node(data->ni); 2358 data->ni = NULL; 2359 ifp->if_oerrors++; 2360 } 2361 if (error != USB_ERR_CANCELLED) { 2362 usbd_xfer_set_stall(xfer); 2363 goto setup; 2364 } 2365 break; 2366 } 2367 } 2368 2369 static device_method_t upgt_methods[] = { 2370 /* Device interface */ 2371 DEVMETHOD(device_probe, upgt_match), 2372 DEVMETHOD(device_attach, upgt_attach), 2373 DEVMETHOD(device_detach, upgt_detach), 2374 2375 { 0, 0 } 2376 }; 2377 2378 static driver_t upgt_driver = { 2379 "upgt", 2380 upgt_methods, 2381 sizeof(struct upgt_softc) 2382 }; 2383 2384 static devclass_t upgt_devclass; 2385 2386 DRIVER_MODULE(if_upgt, uhub, upgt_driver, upgt_devclass, NULL, 0); 2387 MODULE_VERSION(if_upgt, 1); 2388 MODULE_DEPEND(if_upgt, usb, 1, 1, 1); 2389 MODULE_DEPEND(if_upgt, wlan, 1, 1, 1); 2390 MODULE_DEPEND(if_upgt, upgtfw_fw, 1, 1, 1); 2391