1 /* $FreeBSD$ */ 2 3 /*- 4 * Copyright (c) 2006,2007 5 * Damien Bergamini <damien.bergamini@free.fr> 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 #define WPI_TX_RING_COUNT 256 21 #define WPI_TX_RING_LOMARK 192 22 #define WPI_TX_RING_HIMARK 224 23 24 #ifdef DIAGNOSTIC 25 #define WPI_RX_RING_COUNT_LOG 8 26 #else 27 #define WPI_RX_RING_COUNT_LOG 6 28 #endif 29 30 #define WPI_RX_RING_COUNT (1 << WPI_RX_RING_COUNT_LOG) 31 32 #define WPI_NTXQUEUES 8 33 #define WPI_DRV_NTXQUEUES 5 34 #define WPI_CMD_QUEUE_NUM 4 35 36 #define WPI_NDMACHNLS 6 37 38 /* Maximum scatter/gather. */ 39 #define WPI_MAX_SCATTER 4 40 41 /* 42 * Rings must be aligned on a 16K boundary. 43 */ 44 #define WPI_RING_DMA_ALIGN 0x4000 45 46 /* Maximum Rx buffer size. */ 47 #define WPI_RBUF_SIZE ( 3 * 1024 ) /* XXX 3000 but must be aligned */ 48 49 /* 50 * Control and status registers. 51 */ 52 #define WPI_HW_IF_CONFIG 0x000 53 #define WPI_INT 0x008 54 #define WPI_INT_MASK 0x00c 55 #define WPI_FH_INT 0x010 56 #define WPI_GPIO_IN 0x018 57 #define WPI_RESET 0x020 58 #define WPI_GP_CNTRL 0x024 59 #define WPI_EEPROM 0x02c 60 #define WPI_EEPROM_GP 0x030 61 #define WPI_GIO 0x03c 62 #define WPI_UCODE_GP1 0x054 63 #define WPI_UCODE_GP1_SET 0x058 64 #define WPI_UCODE_GP1_CLR 0x05c 65 #define WPI_UCODE_GP2 0x060 66 #define WPI_GIO_CHICKEN 0x100 67 #define WPI_ANA_PLL 0x20c 68 #define WPI_DBG_HPET_MEM 0x240 69 #define WPI_MEM_RADDR 0x40c 70 #define WPI_MEM_WADDR 0x410 71 #define WPI_MEM_WDATA 0x418 72 #define WPI_MEM_RDATA 0x41c 73 #define WPI_PRPH_WADDR 0x444 74 #define WPI_PRPH_RADDR 0x448 75 #define WPI_PRPH_WDATA 0x44c 76 #define WPI_PRPH_RDATA 0x450 77 #define WPI_HBUS_TARG_WRPTR 0x460 78 79 /* 80 * Flow-Handler registers. 81 */ 82 #define WPI_FH_CBBC_CTRL(qid) (0x940 + (qid) * 8) 83 #define WPI_FH_CBBC_BASE(qid) (0x944 + (qid) * 8) 84 #define WPI_FH_RX_CONFIG 0xc00 85 #define WPI_FH_RX_BASE 0xc04 86 #define WPI_FH_RX_WPTR 0xc20 87 #define WPI_FH_RX_RPTR_ADDR 0xc24 88 #define WPI_FH_RSSR_TBL 0xcc0 89 #define WPI_FH_RX_STATUS 0xcc4 90 #define WPI_FH_TX_CONFIG(qid) (0xd00 + (qid) * 32) 91 #define WPI_FH_TX_BASE 0xe80 92 #define WPI_FH_MSG_CONFIG 0xe88 93 #define WPI_FH_TX_STATUS 0xe90 94 95 96 /* 97 * NIC internal memory offsets. 98 */ 99 #define WPI_ALM_SCHED_MODE 0x2e00 100 #define WPI_ALM_SCHED_ARASTAT 0x2e04 101 #define WPI_ALM_SCHED_TXFACT 0x2e10 102 #define WPI_ALM_SCHED_TXF4MF 0x2e14 103 #define WPI_ALM_SCHED_TXF5MF 0x2e20 104 #define WPI_ALM_SCHED_SBYPASS_MODE1 0x2e2c 105 #define WPI_ALM_SCHED_SBYPASS_MODE2 0x2e30 106 #define WPI_APMG_CLK_CTRL 0x3000 107 #define WPI_APMG_CLK_EN 0x3004 108 #define WPI_APMG_CLK_DIS 0x3008 109 #define WPI_APMG_PS 0x300c 110 #define WPI_APMG_PCI_STT 0x3010 111 #define WPI_APMG_RFKILL 0x3014 112 #define WPI_BSM_WR_CTRL 0x3400 113 #define WPI_BSM_WR_MEM_SRC 0x3404 114 #define WPI_BSM_WR_MEM_DST 0x3408 115 #define WPI_BSM_WR_DWCOUNT 0x340c 116 #define WPI_BSM_DRAM_TEXT_ADDR 0x3490 117 #define WPI_BSM_DRAM_TEXT_SIZE 0x3494 118 #define WPI_BSM_DRAM_DATA_ADDR 0x3498 119 #define WPI_BSM_DRAM_DATA_SIZE 0x349c 120 #define WPI_BSM_SRAM_BASE 0x3800 121 122 123 /* Possible flags for register WPI_HW_IF_CONFIG. */ 124 #define WPI_HW_IF_CONFIG_ALM_MB (1 << 8) 125 #define WPI_HW_IF_CONFIG_ALM_MM (1 << 9) 126 #define WPI_HW_IF_CONFIG_SKU_MRC (1 << 10) 127 #define WPI_HW_IF_CONFIG_REV_D (1 << 11) 128 #define WPI_HW_IF_CONFIG_TYPE_B (1 << 12) 129 130 /* Possible flags for registers WPI_PRPH_RADDR/WPI_PRPH_WADDR. */ 131 #define WPI_PRPH_DWORD ((sizeof (uint32_t) - 1) << 24) 132 133 /* Possible values for WPI_BSM_WR_MEM_DST. */ 134 #define WPI_FW_TEXT_BASE 0x00000000 135 #define WPI_FW_DATA_BASE 0x00800000 136 137 /* Possible flags for WPI_GPIO_IN. */ 138 #define WPI_GPIO_IN_VMAIN (1 << 9) 139 140 /* Possible flags for register WPI_RESET. */ 141 #define WPI_RESET_NEVO (1 << 0) 142 #define WPI_RESET_SW (1 << 7) 143 #define WPI_RESET_MASTER_DISABLED (1 << 8) 144 #define WPI_RESET_STOP_MASTER (1 << 9) 145 146 /* Possible flags for register WPI_GP_CNTRL. */ 147 #define WPI_GP_CNTRL_MAC_ACCESS_ENA (1 << 0) 148 #define WPI_GP_CNTRL_MAC_CLOCK_READY (1 << 0) 149 #define WPI_GP_CNTRL_INIT_DONE (1 << 2) 150 #define WPI_GP_CNTRL_MAC_ACCESS_REQ (1 << 3) 151 #define WPI_GP_CNTRL_SLEEP (1 << 4) 152 #define WPI_GP_CNTRL_PS_MASK (7 << 24) 153 #define WPI_GP_CNTRL_MAC_PS (4 << 24) 154 #define WPI_GP_CNTRL_RFKILL (1 << 27) 155 156 /* Possible flags for register WPI_GIO_CHICKEN. */ 157 #define WPI_GIO_CHICKEN_L1A_NO_L0S_RX (1 << 23) 158 #define WPI_GIO_CHICKEN_DIS_L0S_TIMER (1 << 29) 159 160 /* Possible flags for register WPI_GIO. */ 161 #define WPI_GIO_L0S_ENA (1 << 1) 162 163 /* Possible flags for register WPI_FH_RX_CONFIG. */ 164 #define WPI_FH_RX_CONFIG_DMA_ENA (1U << 31) 165 #define WPI_FH_RX_CONFIG_RDRBD_ENA (1 << 29) 166 #define WPI_FH_RX_CONFIG_WRSTATUS_ENA (1 << 27) 167 #define WPI_FH_RX_CONFIG_MAXFRAG (1 << 24) 168 #define WPI_FH_RX_CONFIG_NRBD(x) ((x) << 20) 169 #define WPI_FH_RX_CONFIG_IRQ_DST_HOST (1 << 12) 170 #define WPI_FH_RX_CONFIG_IRQ_TIMEOUT(x) ((x) << 4) 171 172 /* Possible flags for register WPI_ANA_PLL. */ 173 #define WPI_ANA_PLL_INIT (1 << 24) 174 175 /* Possible flags for register WPI_UCODE_GP1*. */ 176 #define WPI_UCODE_GP1_MAC_SLEEP (1 << 0) 177 #define WPI_UCODE_GP1_RFKILL (1 << 1) 178 #define WPI_UCODE_GP1_CMD_BLOCKED (1 << 2) 179 180 /* Possible flags for register WPI_FH_RX_STATUS. */ 181 #define WPI_FH_RX_STATUS_IDLE (1 << 24) 182 183 /* Possible flags for register WPI_BSM_WR_CTRL. */ 184 #define WPI_BSM_WR_CTRL_START_EN (1 << 30) 185 #define WPI_BSM_WR_CTRL_START (1U << 31) 186 187 /* Possible flags for register WPI_INT. */ 188 #define WPI_INT_ALIVE (1 << 0) 189 #define WPI_INT_WAKEUP (1 << 1) 190 #define WPI_INT_SW_RX (1 << 3) 191 #define WPI_INT_SW_ERR (1 << 25) 192 #define WPI_INT_FH_TX (1 << 27) 193 #define WPI_INT_HW_ERR (1 << 29) 194 #define WPI_INT_FH_RX (1U << 31) 195 196 /* Shortcut. */ 197 #define WPI_INT_MASK_DEF \ 198 (WPI_INT_SW_ERR | WPI_INT_HW_ERR | WPI_INT_FH_TX | \ 199 WPI_INT_FH_RX | WPI_INT_ALIVE | WPI_INT_WAKEUP | \ 200 WPI_INT_SW_RX) 201 202 /* Possible flags for register WPI_FH_INT. */ 203 #define WPI_FH_INT_RX_CHNL(x) (1 << ((x) + 16)) 204 #define WPI_FH_INT_HI_PRIOR (1 << 30) 205 /* Shortcuts for the above. */ 206 #define WPI_FH_INT_RX \ 207 (WPI_FH_INT_RX_CHNL(0) | \ 208 WPI_FH_INT_RX_CHNL(1) | \ 209 WPI_FH_INT_RX_CHNL(2) | \ 210 WPI_FH_INT_HI_PRIOR) 211 212 /* Possible flags for register WPI_FH_TX_STATUS. */ 213 #define WPI_FH_TX_STATUS_IDLE(qid) \ 214 (1 << ((qid) + 24) | 1 << ((qid) + 16)) 215 216 /* Possible flags for register WPI_EEPROM. */ 217 #define WPI_EEPROM_READ_VALID (1 << 0) 218 219 /* Possible flags for register WPI_EEPROM_GP. */ 220 #define WPI_EEPROM_VERSION 0x00000007 221 #define WPI_EEPROM_GP_IF_OWNER 0x00000180 222 223 /* Possible flags for register WPI_APMG_PS. */ 224 #define WPI_APMG_PS_PWR_SRC_MASK (3 << 24) 225 226 /* Possible flags for registers WPI_APMG_CLK_*. */ 227 #define WPI_APMG_CLK_CTRL_DMA_CLK_RQT (1 << 9) 228 #define WPI_APMG_CLK_CTRL_BSM_CLK_RQT (1 << 11) 229 230 /* Possible flags for register WPI_APMG_PCI_STT. */ 231 #define WPI_APMG_PCI_STT_L1A_DIS (1 << 11) 232 233 struct wpi_shared { 234 uint32_t txbase[WPI_NTXQUEUES]; 235 uint32_t next; 236 uint32_t reserved[2]; 237 } __packed; 238 239 #define WPI_MAX_SEG_LEN 65520 240 struct wpi_tx_desc { 241 uint8_t reserved1[3]; 242 uint8_t nsegs; 243 #define WPI_PAD32(x) (roundup2(x, 4) - (x)) 244 245 struct { 246 uint32_t addr; 247 uint32_t len; 248 } __packed segs[WPI_MAX_SCATTER]; 249 uint8_t reserved2[28]; 250 } __packed; 251 252 struct wpi_tx_stat { 253 uint8_t rtsfailcnt; 254 uint8_t ackfailcnt; 255 uint8_t btkillcnt; 256 uint8_t rate; 257 uint32_t duration; 258 uint32_t status; 259 #define WPI_TX_STATUS_SUCCESS 0x01 260 #define WPI_TX_STATUS_DIRECT_DONE 0x02 261 #define WPI_TX_STATUS_FAIL 0x80 262 #define WPI_TX_STATUS_FAIL_SHORT_LIMIT 0x82 263 #define WPI_TX_STATUS_FAIL_LONG_LIMIT 0x83 264 #define WPI_TX_STATUS_FAIL_FIFO_UNDERRUN 0x84 265 #define WPI_TX_STATUS_FAIL_MGMNT_ABORT 0x85 266 #define WPI_TX_STATUS_FAIL_NEXT_FRAG 0x86 267 #define WPI_TX_STATUS_FAIL_LIFE_EXPIRE 0x87 268 #define WPI_TX_STATUS_FAIL_NODE_PS 0x88 269 #define WPI_TX_STATUS_FAIL_ABORTED 0x89 270 #define WPI_TX_STATUS_FAIL_BT_RETRY 0x8a 271 #define WPI_TX_STATUS_FAIL_NODE_INVALID 0x8b 272 #define WPI_TX_STATUS_FAIL_FRAG_DROPPED 0x8c 273 #define WPI_TX_STATUS_FAIL_TID_DISABLE 0x8d 274 #define WPI_TX_STATUS_FAIL_FRAME_FLUSHED 0x8e 275 #define WPI_TX_STATUS_FAIL_INSUFFICIENT_CF_POLL 0x8f 276 #define WPI_TX_STATUS_FAIL_TX_LOCKED 0x90 277 #define WPI_TX_STATUS_FAIL_NO_BEACON_ON_RADAR 0x91 278 279 } __packed; 280 281 struct wpi_rx_desc { 282 uint32_t len; 283 uint8_t type; 284 #define WPI_UC_READY 1 285 #define WPI_RX_DONE 27 286 #define WPI_TX_DONE 28 287 #define WPI_START_SCAN 130 288 #define WPI_SCAN_RESULTS 131 289 #define WPI_STOP_SCAN 132 290 #define WPI_BEACON_SENT 144 291 #define WPI_RX_STATISTICS 156 292 #define WPI_BEACON_STATISTICS 157 293 #define WPI_STATE_CHANGED 161 294 #define WPI_BEACON_MISSED 162 295 296 uint8_t flags; 297 uint8_t idx; 298 uint8_t qid; 299 } __packed; 300 301 #define WPI_RX_DESC_QID_MSK 0x07 302 #define WPI_UNSOLICITED_RX_NOTIF 0x80 303 304 struct wpi_rx_stat { 305 uint8_t len; 306 #define WPI_STAT_MAXLEN 20 307 308 uint8_t id; 309 uint8_t rssi; /* received signal strength */ 310 #define WPI_RSSI_OFFSET -95 311 312 uint8_t agc; /* access gain control */ 313 uint16_t signal; 314 uint16_t noise; 315 } __packed; 316 317 struct wpi_rx_head { 318 uint16_t chan; 319 uint16_t flags; 320 #define WPI_STAT_FLAG_SHPREAMBLE (1 << 2) 321 322 uint8_t reserved; 323 uint8_t plcp; 324 uint16_t len; 325 } __packed; 326 327 struct wpi_rx_tail { 328 uint32_t flags; 329 #define WPI_RX_NO_CRC_ERR (1 << 0) 330 #define WPI_RX_NO_OVFL_ERR (1 << 1) 331 /* shortcut for the above */ 332 #define WPI_RX_NOERROR (WPI_RX_NO_CRC_ERR | WPI_RX_NO_OVFL_ERR) 333 #define WPI_RX_CIPHER_MASK (7 << 8) 334 #define WPI_RX_CIPHER_CCMP (2 << 8) 335 #define WPI_RX_DECRYPT_MASK (3 << 11) 336 #define WPI_RX_DECRYPT_OK (3 << 11) 337 338 uint64_t tstamp; 339 uint32_t tbeacon; 340 } __packed; 341 342 struct wpi_tx_cmd { 343 uint8_t code; 344 #define WPI_CMD_RXON 16 345 #define WPI_CMD_RXON_ASSOC 17 346 #define WPI_CMD_EDCA_PARAMS 19 347 #define WPI_CMD_TIMING 20 348 #define WPI_CMD_ADD_NODE 24 349 #define WPI_CMD_DEL_NODE 25 350 #define WPI_CMD_TX_DATA 28 351 #define WPI_CMD_MRR_SETUP 71 352 #define WPI_CMD_SET_LED 72 353 #define WPI_CMD_SET_POWER_MODE 119 354 #define WPI_CMD_SCAN 128 355 #define WPI_CMD_SCAN_ABORT 129 356 #define WPI_CMD_SET_BEACON 145 357 #define WPI_CMD_TXPOWER 151 358 #define WPI_CMD_BT_COEX 155 359 #define WPI_CMD_GET_STATISTICS 156 360 361 uint8_t flags; 362 uint8_t idx; 363 uint8_t qid; 364 uint8_t data[124]; 365 } __packed; 366 367 /* Structure for command WPI_CMD_RXON. */ 368 struct wpi_rxon { 369 uint8_t myaddr[IEEE80211_ADDR_LEN]; 370 uint16_t reserved1; 371 uint8_t bssid[IEEE80211_ADDR_LEN]; 372 uint16_t reserved2; 373 uint8_t wlap[IEEE80211_ADDR_LEN]; 374 uint16_t reserved3; 375 uint8_t mode; 376 #define WPI_MODE_HOSTAP 1 377 #define WPI_MODE_STA 3 378 #define WPI_MODE_IBSS 4 379 #define WPI_MODE_MONITOR 6 380 381 uint8_t air; 382 uint16_t reserved4; 383 uint8_t ofdm_mask; 384 uint8_t cck_mask; 385 uint16_t associd; 386 uint32_t flags; 387 #define WPI_RXON_24GHZ (1 << 0) 388 #define WPI_RXON_CCK (1 << 1) 389 #define WPI_RXON_AUTO (1 << 2) 390 #define WPI_RXON_SHSLOT (1 << 4) 391 #define WPI_RXON_SHPREAMBLE (1 << 5) 392 #define WPI_RXON_NODIVERSITY (1 << 7) 393 #define WPI_RXON_ANTENNA_A (1 << 8) 394 #define WPI_RXON_ANTENNA_B (1 << 9) 395 #define WPI_RXON_TSF (1 << 15) 396 #define WPI_RXON_CTS_TO_SELF (1 << 30) 397 398 uint32_t filter; 399 #define WPI_FILTER_PROMISC (1 << 0) 400 #define WPI_FILTER_CTL (1 << 1) 401 #define WPI_FILTER_MULTICAST (1 << 2) 402 #define WPI_FILTER_NODECRYPT (1 << 3) 403 #define WPI_FILTER_BSS (1 << 5) 404 #define WPI_FILTER_BEACON (1 << 6) 405 #define WPI_FILTER_ASSOC (1 << 7) /* Accept associaton requests. */ 406 407 uint8_t chan; 408 uint16_t reserved5; 409 } __packed; 410 411 /* Structure for command WPI_CMD_RXON_ASSOC. */ 412 struct wpi_assoc { 413 uint32_t flags; 414 uint32_t filter; 415 uint8_t ofdm_mask; 416 uint8_t cck_mask; 417 uint16_t reserved; 418 } __packed; 419 420 /* Structure for command WPI_CMD_EDCA_PARAMS. */ 421 struct wpi_edca_params { 422 uint32_t flags; 423 #define WPI_EDCA_UPDATE (1 << 0) 424 425 struct { 426 uint16_t cwmin; 427 uint16_t cwmax; 428 uint8_t aifsn; 429 uint8_t reserved; 430 uint16_t txoplimit; 431 } __packed ac[WME_NUM_AC]; 432 } __packed; 433 434 /* Structure for command WPI_CMD_TIMING. */ 435 struct wpi_cmd_timing { 436 uint64_t tstamp; 437 uint16_t bintval; 438 uint16_t atim; 439 uint32_t binitval; 440 uint16_t lintval; 441 uint16_t reserved; 442 } __packed; 443 444 /* Structure for command WPI_CMD_ADD_NODE. */ 445 struct wpi_node_info { 446 uint8_t control; 447 #define WPI_NODE_UPDATE (1 << 0) 448 449 uint8_t reserved1[3]; 450 uint8_t macaddr[IEEE80211_ADDR_LEN]; 451 uint16_t reserved2; 452 uint8_t id; 453 #define WPI_ID_BSS 0 454 #define WPI_ID_IBSS_MIN 2 455 #define WPI_ID_IBSS_MAX 23 456 #define WPI_ID_BROADCAST 24 457 #define WPI_ID_UNDEFINED (uint8_t)-1 458 459 uint8_t flags; 460 #define WPI_FLAG_KEY_SET (1 << 0) 461 462 uint16_t reserved3; 463 uint16_t kflags; 464 #define WPI_KFLAG_CCMP (1 << 1) 465 #define WPI_KFLAG_KID(kid) ((kid) << 8) 466 #define WPI_KFLAG_MULTICAST (1 << 14) 467 468 uint8_t tsc2; 469 uint8_t reserved4; 470 uint16_t ttak[5]; 471 uint16_t reserved5; 472 uint8_t key[IEEE80211_KEYBUF_SIZE]; 473 uint32_t action; 474 #define WPI_ACTION_SET_RATE (1 << 2) 475 476 uint32_t mask; 477 uint16_t tid; 478 uint8_t plcp; 479 uint8_t antenna; 480 #define WPI_ANTENNA_A (1 << 6) 481 #define WPI_ANTENNA_B (1 << 7) 482 #define WPI_ANTENNA_BOTH (WPI_ANTENNA_A | WPI_ANTENNA_B) 483 484 uint8_t add_imm; 485 uint8_t del_imm; 486 uint16_t add_imm_start; 487 } __packed; 488 489 /* Structure for command WPI_CMD_DEL_NODE. */ 490 struct wpi_cmd_del_node { 491 uint8_t count; 492 uint8_t reserved1[3]; 493 uint8_t macaddr[IEEE80211_ADDR_LEN]; 494 uint16_t reserved2; 495 } __packed; 496 497 /* Structure for command WPI_CMD_TX_DATA. */ 498 struct wpi_cmd_data { 499 uint16_t len; 500 uint16_t lnext; 501 uint32_t flags; 502 #define WPI_TX_NEED_RTS (1 << 1) 503 #define WPI_TX_NEED_CTS (1 << 2) 504 #define WPI_TX_NEED_ACK (1 << 3) 505 #define WPI_TX_FULL_TXOP (1 << 7) 506 #define WPI_TX_BT_DISABLE (1 << 12) /* bluetooth coexistence */ 507 #define WPI_TX_AUTO_SEQ (1 << 13) 508 #define WPI_TX_MORE_FRAG (1 << 14) 509 #define WPI_TX_INSERT_TSTAMP (1 << 16) 510 511 uint8_t plcp; 512 uint8_t id; 513 uint8_t tid; 514 uint8_t security; 515 #define WPI_CIPHER_WEP 1 516 #define WPI_CIPHER_CCMP 2 517 #define WPI_CIPHER_TKIP 3 518 #define WPI_CIPHER_WEP104 9 519 520 uint8_t key[IEEE80211_KEYBUF_SIZE]; 521 uint8_t tkip[IEEE80211_WEP_MICLEN]; 522 uint32_t fnext; 523 #define WPI_NEXT_STA_ID(id) ((id) << 8) 524 525 uint32_t lifetime; 526 #define WPI_LIFETIME_INFINITE 0xffffffff 527 528 uint8_t ofdm_mask; 529 uint8_t cck_mask; 530 uint8_t rts_ntries; 531 uint8_t data_ntries; 532 uint16_t timeout; 533 uint16_t txop; 534 } __packed; 535 536 /* Structure for command WPI_CMD_SET_BEACON. */ 537 struct wpi_cmd_beacon { 538 uint16_t len; 539 uint16_t reserved1; 540 uint32_t flags; /* same as wpi_cmd_data */ 541 uint8_t plcp; 542 uint8_t id; 543 uint8_t reserved2[30]; 544 uint32_t lifetime; 545 uint8_t ofdm_mask; 546 uint8_t cck_mask; 547 uint16_t reserved3[3]; 548 uint16_t tim; 549 uint8_t timsz; 550 uint8_t reserved4; 551 } __packed; 552 553 /* Structure for notification WPI_BEACON_MISSED. */ 554 struct wpi_beacon_missed { 555 uint32_t consecutive; 556 uint32_t total; 557 uint32_t expected; 558 uint32_t received; 559 } __packed; 560 561 562 /* Structure for command WPI_CMD_MRR_SETUP. */ 563 #define WPI_RIDX_MAX 11 564 struct wpi_mrr_setup { 565 uint32_t which; 566 #define WPI_MRR_CTL 0 567 #define WPI_MRR_DATA 1 568 569 struct { 570 uint8_t plcp; 571 uint8_t flags; 572 uint8_t ntries; 573 #define WPI_NTRIES_DEFAULT 2 574 575 uint8_t next; 576 } __packed rates[WPI_RIDX_MAX + 1]; 577 } __packed; 578 579 /* Structure for command WPI_CMD_SET_LED. */ 580 struct wpi_cmd_led { 581 uint32_t unit; /* multiplier (in usecs) */ 582 uint8_t which; 583 #define WPI_LED_ACTIVITY 1 584 #define WPI_LED_LINK 2 585 586 uint8_t off; 587 uint8_t on; 588 uint8_t reserved; 589 } __packed; 590 591 /* Structure for command WPI_CMD_SET_POWER_MODE. */ 592 struct wpi_pmgt_cmd { 593 uint16_t flags; 594 #define WPI_PS_ALLOW_SLEEP (1 << 0) 595 #define WPI_PS_NOTIFY (1 << 1) 596 #define WPI_PS_SLEEP_OVER_DTIM (1 << 2) 597 #define WPI_PS_PCI_PMGT (1 << 3) 598 599 uint8_t reserved[2]; 600 uint32_t rxtimeout; 601 uint32_t txtimeout; 602 uint32_t intval[5]; 603 } __packed; 604 605 /* Structures for command WPI_CMD_SCAN. */ 606 #define WPI_SCAN_MAX_ESSIDS 4 607 struct wpi_scan_essid { 608 uint8_t id; 609 uint8_t len; 610 uint8_t data[IEEE80211_NWID_LEN]; 611 } __packed; 612 613 struct wpi_scan_hdr { 614 uint16_t len; 615 uint8_t reserved1; 616 uint8_t nchan; 617 uint16_t quiet_time; /* timeout in milliseconds */ 618 #define WPI_QUIET_TIME_DEFAULT 10 619 620 uint16_t quiet_threshold; /* min # of packets */ 621 uint16_t crc_threshold; 622 uint16_t reserved2; 623 uint32_t max_svc; /* background scans */ 624 uint32_t pause_svc; /* background scans */ 625 #define WPI_PAUSE_MAX_TIME ((1 << 20) - 1) 626 #define WPI_PAUSE_SCAN(nbeacons, time) ((nbeacons << 24) | time) 627 628 uint32_t flags; 629 uint32_t filter; 630 631 /* Followed by a struct wpi_cmd_data. */ 632 /* Followed by an array of 4 structs wpi_scan_essid. */ 633 /* Followed by probe request body. */ 634 /* Followed by an array of ``nchan'' structs wpi_scan_chan. */ 635 } __packed; 636 637 struct wpi_scan_chan { 638 uint8_t flags; 639 #define WPI_CHAN_ACTIVE (1 << 0) 640 #define WPI_CHAN_NPBREQS(x) (((1 << (x)) - 1) << 1) 641 642 uint8_t chan; 643 uint8_t rf_gain; 644 uint8_t dsp_gain; 645 uint16_t active; /* msecs */ 646 uint16_t passive; /* msecs */ 647 } __packed; 648 649 #define WPI_SCAN_CRC_TH_DEFAULT htole16(1) 650 #define WPI_SCAN_CRC_TH_NEVER htole16(0xffff) 651 652 /* Maximum size of a scan command. */ 653 #define WPI_SCAN_MAXSZ (MCLBYTES - 4) 654 655 #define WPI_ACTIVE_DWELL_TIME_2GHZ (30) /* all times in msec */ 656 #define WPI_ACTIVE_DWELL_TIME_5GHZ (20) 657 #define WPI_ACTIVE_DWELL_FACTOR_2GHZ ( 3) 658 #define WPI_ACTIVE_DWELL_FACTOR_5GHZ ( 2) 659 660 #define WPI_PASSIVE_DWELL_TIME_2GHZ ( 20) 661 #define WPI_PASSIVE_DWELL_TIME_5GHZ ( 10) 662 #define WPI_PASSIVE_DWELL_BASE (100) 663 #define WPI_CHANNEL_TUNE_TIME ( 6) 664 665 /* Structure for command WPI_CMD_TXPOWER. */ 666 struct wpi_cmd_txpower { 667 uint8_t band; 668 #define WPI_BAND_5GHZ 0 669 #define WPI_BAND_2GHZ 1 670 671 uint8_t reserved; 672 uint16_t chan; 673 674 struct { 675 uint8_t plcp; 676 uint8_t rf_gain; 677 uint8_t dsp_gain; 678 uint8_t reserved; 679 } __packed rates[WPI_RIDX_MAX + 1]; 680 681 } __packed; 682 683 /* Structure for command WPI_CMD_BT_COEX. */ 684 struct wpi_bluetooth { 685 uint8_t flags; 686 #define WPI_BT_COEX_DISABLE 0 687 #define WPI_BT_COEX_MODE_2WIRE 1 688 #define WPI_BT_COEX_MODE_3WIRE 2 689 #define WPI_BT_COEX_MODE_4WIRE 3 690 691 uint8_t lead_time; 692 #define WPI_BT_LEAD_TIME_DEF 30 693 694 uint8_t max_kill; 695 #define WPI_BT_MAX_KILL_DEF 5 696 697 uint8_t reserved; 698 uint32_t kill_ack; 699 uint32_t kill_cts; 700 } __packed; 701 702 /* Structure for WPI_UC_READY notification. */ 703 struct wpi_ucode_info { 704 uint8_t minor; 705 uint8_t major; 706 uint16_t reserved1; 707 uint8_t revision[8]; 708 uint8_t type; 709 uint8_t subtype; 710 uint16_t reserved2; 711 uint32_t logptr; 712 uint32_t errptr; 713 uint32_t tstamp; 714 uint32_t valid; 715 } __packed; 716 717 /* Structure for WPI_START_SCAN notification. */ 718 struct wpi_start_scan { 719 uint64_t tstamp; 720 uint32_t tbeacon; 721 uint8_t chan; 722 uint8_t band; 723 uint16_t reserved; 724 uint32_t status; 725 } __packed; 726 727 /* Structure for WPI_STOP_SCAN notification. */ 728 struct wpi_stop_scan { 729 uint8_t nchan; 730 uint8_t status; 731 #define WPI_SCAN_COMPLETED 1 732 #define WPI_SCAN_ABORTED 2 733 734 uint8_t reserved; 735 uint8_t chan; 736 uint64_t tsf; 737 } __packed; 738 739 /* Structures for WPI_{RX,BEACON}_STATISTICS notification. */ 740 struct wpi_rx_phy_stats { 741 uint32_t ina; 742 uint32_t fina; 743 uint32_t bad_plcp; 744 uint32_t bad_crc32; 745 uint32_t overrun; 746 uint32_t eoverrun; 747 uint32_t good_crc32; 748 uint32_t fa; 749 uint32_t bad_fina_sync; 750 uint32_t sfd_timeout; 751 uint32_t fina_timeout; 752 uint32_t no_rts_ack; 753 uint32_t rxe_limit; 754 uint32_t ack; 755 uint32_t cts; 756 } __packed; 757 758 struct wpi_rx_general_stats { 759 uint32_t bad_cts; 760 uint32_t bad_ack; 761 uint32_t not_bss; 762 uint32_t filtered; 763 uint32_t bad_chan; 764 } __packed; 765 766 struct wpi_rx_stats { 767 struct wpi_rx_phy_stats ofdm; 768 struct wpi_rx_phy_stats cck; 769 struct wpi_rx_general_stats general; 770 } __packed; 771 772 struct wpi_tx_stats { 773 uint32_t preamble; 774 uint32_t rx_detected; 775 uint32_t bt_defer; 776 uint32_t bt_kill; 777 uint32_t short_len; 778 uint32_t cts_timeout; 779 uint32_t ack_timeout; 780 uint32_t exp_ack; 781 uint32_t ack; 782 } __packed; 783 784 struct wpi_general_stats { 785 uint32_t temp; 786 uint32_t burst_check; 787 uint32_t burst; 788 uint32_t reserved[4]; 789 uint32_t sleep; 790 uint32_t slot_out; 791 uint32_t slot_idle; 792 uint32_t ttl_tstamp; 793 uint32_t tx_ant_a; 794 uint32_t tx_ant_b; 795 uint32_t exec; 796 uint32_t probe; 797 } __packed; 798 799 struct wpi_stats { 800 uint32_t flags; 801 struct wpi_rx_stats rx; 802 struct wpi_tx_stats tx; 803 struct wpi_general_stats general; 804 } __packed; 805 806 /* Possible flags for command WPI_CMD_GET_STATISTICS. */ 807 #define WPI_STATISTICS_BEACON_DISABLE (1 << 1) 808 809 810 /* Firmware error dump entry. */ 811 struct wpi_fw_dump { 812 uint32_t desc; 813 uint32_t time; 814 uint32_t blink[2]; 815 uint32_t ilink[2]; 816 uint32_t data; 817 } __packed; 818 819 /* Firmware image file header. */ 820 struct wpi_firmware_hdr { 821 822 #define WPI_FW_MINVERSION 2144 823 #define WPI_FW_NAME "wpifw" 824 825 uint16_t driver; 826 uint8_t minor; 827 uint8_t major; 828 uint32_t rtextsz; 829 uint32_t rdatasz; 830 uint32_t itextsz; 831 uint32_t idatasz; 832 uint32_t btextsz; 833 } __packed; 834 835 #define WPI_FW_TEXT_MAXSZ ( 80 * 1024 ) 836 #define WPI_FW_DATA_MAXSZ ( 32 * 1024 ) 837 #define WPI_FW_BOOT_TEXT_MAXSZ 1024 838 839 #define WPI_FW_UPDATED (1U << 31 ) 840 841 /* 842 * Offsets into EEPROM. 843 */ 844 #define WPI_EEPROM_MAC 0x015 845 #define WPI_EEPROM_REVISION 0x035 846 #define WPI_EEPROM_SKU_CAP 0x045 847 #define WPI_EEPROM_TYPE 0x04a 848 #define WPI_EEPROM_DOMAIN 0x060 849 #define WPI_EEPROM_BAND1 0x063 850 #define WPI_EEPROM_BAND2 0x072 851 #define WPI_EEPROM_BAND3 0x080 852 #define WPI_EEPROM_BAND4 0x08d 853 #define WPI_EEPROM_BAND5 0x099 854 #define WPI_EEPROM_POWER_GRP 0x100 855 856 struct wpi_eeprom_chan { 857 uint8_t flags; 858 #define WPI_EEPROM_CHAN_VALID (1 << 0) 859 #define WPI_EEPROM_CHAN_IBSS (1 << 1) 860 #define WPI_EEPROM_CHAN_ACTIVE (1 << 3) 861 #define WPI_EEPROM_CHAN_RADAR (1 << 4) 862 863 int8_t maxpwr; 864 } __packed; 865 866 struct wpi_eeprom_sample { 867 uint8_t index; 868 int8_t power; 869 uint16_t volt; 870 } __packed; 871 872 #define WPI_POWER_GROUPS_COUNT 5 873 struct wpi_eeprom_group { 874 struct wpi_eeprom_sample samples[5]; 875 int32_t coef[5]; 876 int32_t corr[5]; 877 int8_t maxpwr; 878 uint8_t chan; 879 int16_t temp; 880 } __packed; 881 882 #define WPI_CHAN_BANDS_COUNT 5 883 #define WPI_MAX_CHAN_PER_BAND 14 884 static const struct wpi_chan_band { 885 uint32_t addr; /* offset in EEPROM */ 886 uint8_t nchan; 887 uint8_t chan[WPI_MAX_CHAN_PER_BAND]; 888 } wpi_bands[] = { 889 /* 20MHz channels, 2GHz band. */ 890 { WPI_EEPROM_BAND1, 14, 891 { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 } }, 892 /* 20MHz channels, 5GHz band. */ 893 { WPI_EEPROM_BAND2, 13, 894 { 183, 184, 185, 187, 188, 189, 192, 196, 7, 8, 11, 12, 16 } }, 895 { WPI_EEPROM_BAND3, 12, 896 { 34, 36, 38, 40, 42, 44, 46, 48, 52, 56, 60, 64 } }, 897 { WPI_EEPROM_BAND4, 11, 898 { 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140 } }, 899 { WPI_EEPROM_BAND5, 6, 900 { 145, 149, 153, 157, 161, 165 } } 901 }; 902 903 /* HW rate indices. */ 904 #define WPI_RIDX_OFDM6 0 905 #define WPI_RIDX_OFDM36 5 906 #define WPI_RIDX_OFDM48 6 907 #define WPI_RIDX_OFDM54 7 908 #define WPI_RIDX_CCK1 8 909 #define WPI_RIDX_CCK2 9 910 #define WPI_RIDX_CCK11 11 911 912 static const uint8_t wpi_ridx_to_plcp[] = { 913 /* OFDM: IEEE Std 802.11a-1999, pp. 14 Table 80 */ 914 /* R1-R4 (ral/ural is R4-R1) */ 915 0xd, 0xf, 0x5, 0x7, 0x9, 0xb, 0x1, 0x3, 916 /* CCK: device-dependent */ 917 10, 20, 55, 110 918 }; 919 920 #define WPI_MAX_PWR_INDEX 77 921 922 /* 923 * RF Tx gain values from highest to lowest power (values obtained from 924 * the reference driver.) 925 */ 926 static const uint8_t wpi_rf_gain_2ghz[WPI_MAX_PWR_INDEX + 1] = { 927 0xfb, 0xfb, 0xfb, 0xfb, 0xfb, 0xfb, 0xfb, 0xfb, 0xbb, 0xbb, 0xbb, 928 0xbb, 0xf3, 0xf3, 0xf3, 0xf3, 0xf3, 0xd3, 0xd3, 0xb3, 0xb3, 0xb3, 929 0x93, 0x93, 0x93, 0x93, 0x93, 0x93, 0x93, 0x73, 0xeb, 0xeb, 0xeb, 930 0xcb, 0xcb, 0xcb, 0xcb, 0xcb, 0xcb, 0xcb, 0xab, 0xab, 0xab, 0x8b, 931 0xe3, 0xe3, 0xe3, 0xe3, 0xe3, 0xe3, 0xc3, 0xc3, 0xc3, 0xc3, 0xa3, 932 0xa3, 0xa3, 0xa3, 0x83, 0x83, 0x83, 0x83, 0x63, 0x63, 0x63, 0x63, 933 0x43, 0x43, 0x43, 0x43, 0x23, 0x23, 0x23, 0x23, 0x03, 0x03, 0x03, 934 0x03 935 }; 936 937 static const uint8_t wpi_rf_gain_5ghz[WPI_MAX_PWR_INDEX + 1] = { 938 0xfb, 0xfb, 0xfb, 0xdb, 0xdb, 0xbb, 0xbb, 0x9b, 0x9b, 0x7b, 0x7b, 939 0x7b, 0x7b, 0x5b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x1b, 0x1b, 940 0x1b, 0x73, 0x73, 0x73, 0x53, 0x53, 0x53, 0x53, 0x53, 0x33, 0x33, 941 0x33, 0x33, 0x13, 0x13, 0x13, 0x13, 0x13, 0xab, 0xab, 0xab, 0x8b, 942 0x8b, 0x8b, 0x8b, 0x6b, 0x6b, 0x6b, 0x6b, 0x4b, 0x4b, 0x4b, 0x4b, 943 0x2b, 0x2b, 0x2b, 0x2b, 0x0b, 0x0b, 0x0b, 0x0b, 0x83, 0x83, 0x63, 944 0x63, 0x63, 0x63, 0x43, 0x43, 0x43, 0x43, 0x23, 0x23, 0x23, 0x23, 945 0x03 946 }; 947 948 /* 949 * DSP pre-DAC gain values from highest to lowest power (values obtained 950 * from the reference driver.) 951 */ 952 static const uint8_t wpi_dsp_gain_2ghz[WPI_MAX_PWR_INDEX + 1] = { 953 0x7f, 0x7f, 0x7f, 0x7f, 0x7d, 0x6e, 0x69, 0x62, 0x7d, 0x73, 0x6c, 954 0x63, 0x77, 0x6f, 0x69, 0x61, 0x5c, 0x6a, 0x64, 0x78, 0x71, 0x6b, 955 0x7d, 0x77, 0x70, 0x6a, 0x65, 0x61, 0x5b, 0x6b, 0x79, 0x73, 0x6d, 956 0x7f, 0x79, 0x73, 0x6c, 0x66, 0x60, 0x5c, 0x6e, 0x68, 0x62, 0x74, 957 0x7d, 0x77, 0x71, 0x6b, 0x65, 0x60, 0x71, 0x6a, 0x66, 0x5f, 0x71, 958 0x6a, 0x66, 0x5f, 0x71, 0x6a, 0x66, 0x5f, 0x71, 0x6a, 0x66, 0x5f, 959 0x71, 0x6a, 0x66, 0x5f, 0x71, 0x6a, 0x66, 0x5f, 0x71, 0x6a, 0x66, 960 0x5f 961 }; 962 963 static const uint8_t wpi_dsp_gain_5ghz[WPI_MAX_PWR_INDEX + 1] = { 964 0x7f, 0x78, 0x72, 0x77, 0x65, 0x71, 0x66, 0x72, 0x67, 0x75, 0x6b, 965 0x63, 0x5c, 0x6c, 0x7d, 0x76, 0x6d, 0x66, 0x60, 0x5a, 0x68, 0x62, 966 0x5c, 0x76, 0x6f, 0x68, 0x7e, 0x79, 0x71, 0x69, 0x63, 0x76, 0x6f, 967 0x68, 0x62, 0x74, 0x6d, 0x66, 0x62, 0x5d, 0x71, 0x6b, 0x63, 0x78, 968 0x71, 0x6b, 0x63, 0x78, 0x71, 0x6b, 0x63, 0x78, 0x71, 0x6b, 0x63, 969 0x78, 0x71, 0x6b, 0x63, 0x78, 0x71, 0x6b, 0x63, 0x6b, 0x63, 0x78, 970 0x71, 0x6b, 0x63, 0x78, 0x71, 0x6b, 0x63, 0x78, 0x71, 0x6b, 0x63, 971 0x78 972 }; 973 974 /* 975 * Power saving settings (values obtained from the reference driver.) 976 */ 977 #define WPI_NDTIMRANGES 2 978 #define WPI_NPOWERLEVELS 6 979 static const struct wpi_pmgt { 980 uint32_t rxtimeout; 981 uint32_t txtimeout; 982 uint32_t intval[5]; 983 uint8_t skip_dtim; 984 } wpi_pmgt[WPI_NDTIMRANGES][WPI_NPOWERLEVELS] = { 985 /* DTIM <= 10 */ 986 { 987 { 0, 0, { 0, 0, 0, 0, 0 }, 0 }, /* CAM */ 988 { 200, 500, { 1, 2, 3, 4, 4 }, 0 }, /* PS level 1 */ 989 { 200, 300, { 2, 4, 6, 7, 7 }, 0 }, /* PS level 2 */ 990 { 50, 100, { 2, 6, 9, 9, 10 }, 0 }, /* PS level 3 */ 991 { 50, 25, { 2, 7, 9, 9, 10 }, 1 }, /* PS level 4 */ 992 { 25, 25, { 4, 7, 10, 10, 10 }, 1 } /* PS level 5 */ 993 }, 994 /* DTIM >= 11 */ 995 { 996 { 0, 0, { 0, 0, 0, 0, 0 }, 0 }, /* CAM */ 997 { 200, 500, { 1, 2, 3, 4, -1 }, 0 }, /* PS level 1 */ 998 { 200, 300, { 2, 4, 6, 7, -1 }, 0 }, /* PS level 2 */ 999 { 50, 100, { 2, 6, 9, 9, -1 }, 0 }, /* PS level 3 */ 1000 { 50, 25, { 2, 7, 9, 9, -1 }, 0 }, /* PS level 4 */ 1001 { 25, 25, { 4, 7, 10, 10, -1 }, 0 } /* PS level 5 */ 1002 } 1003 }; 1004 1005 /* Firmware errors. */ 1006 static const char * const wpi_fw_errmsg[] = { 1007 "OK", 1008 "FAIL", 1009 "BAD_PARAM", 1010 "BAD_CHECKSUM", 1011 "NMI_INTERRUPT", 1012 "SYSASSERT", 1013 "FATAL_ERROR" 1014 }; 1015 1016 #define WPI_READ(sc, reg) \ 1017 bus_space_read_4((sc)->sc_st, (sc)->sc_sh, (reg)) 1018 1019 #define WPI_WRITE(sc, reg, val) \ 1020 bus_space_write_4((sc)->sc_st, (sc)->sc_sh, (reg), (val)) 1021 1022 #define WPI_WRITE_REGION_4(sc, offset, datap, count) \ 1023 bus_space_write_region_4((sc)->sc_st, (sc)->sc_sh, (offset), \ 1024 (datap), (count)) 1025 1026 #define WPI_SETBITS(sc, reg, mask) \ 1027 WPI_WRITE(sc, reg, WPI_READ(sc, reg) | (mask)) 1028 1029 #define WPI_CLRBITS(sc, reg, mask) \ 1030 WPI_WRITE(sc, reg, WPI_READ(sc, reg) & ~(mask)) 1031 1032 #define WPI_BARRIER_WRITE(sc) \ 1033 bus_space_barrier((sc)->sc_st, (sc)->sc_sh, 0, (sc)->sc_sz, \ 1034 BUS_SPACE_BARRIER_WRITE) 1035 1036 #define WPI_BARRIER_READ_WRITE(sc) \ 1037 bus_space_barrier((sc)->sc_st, (sc)->sc_sh, 0, (sc)->sc_sz, \ 1038 BUS_SPACE_BARRIER_READ | BUS_SPACE_BARRIER_WRITE) 1039