ar5212_attach.c revision 185521
1/* 2 * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting 3 * Copyright (c) 2002-2008 Atheros Communications, Inc. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 * 17 * $Id: ar5212_attach.c,v 1.18 2008/11/19 22:10:42 sam Exp $ 18 */ 19#include "opt_ah.h" 20 21#include "ah.h" 22#include "ah_internal.h" 23#include "ah_devid.h" 24 25#include "ar5212/ar5212.h" 26#include "ar5212/ar5212reg.h" 27#include "ar5212/ar5212phy.h" 28 29#define AH_5212_COMMON 30#include "ar5212/ar5212.ini" 31 32static const struct ath_hal_private ar5212hal = {{ 33 .ah_magic = AR5212_MAGIC, 34 .ah_abi = HAL_ABI_VERSION, 35 .ah_countryCode = CTRY_DEFAULT, 36 37 .ah_getRateTable = ar5212GetRateTable, 38 .ah_detach = ar5212Detach, 39 40 /* Reset Functions */ 41 .ah_reset = ar5212Reset, 42 .ah_phyDisable = ar5212PhyDisable, 43 .ah_disable = ar5212Disable, 44 .ah_setPCUConfig = ar5212SetPCUConfig, 45 .ah_perCalibration = ar5212PerCalibration, 46 .ah_perCalibrationN = ar5212PerCalibrationN, 47 .ah_resetCalValid = ar5212ResetCalValid, 48 .ah_setTxPowerLimit = ar5212SetTxPowerLimit, 49 .ah_getChanNoise = ath_hal_getChanNoise, 50 51 /* Transmit functions */ 52 .ah_updateTxTrigLevel = ar5212UpdateTxTrigLevel, 53 .ah_setupTxQueue = ar5212SetupTxQueue, 54 .ah_setTxQueueProps = ar5212SetTxQueueProps, 55 .ah_getTxQueueProps = ar5212GetTxQueueProps, 56 .ah_releaseTxQueue = ar5212ReleaseTxQueue, 57 .ah_resetTxQueue = ar5212ResetTxQueue, 58 .ah_getTxDP = ar5212GetTxDP, 59 .ah_setTxDP = ar5212SetTxDP, 60 .ah_numTxPending = ar5212NumTxPending, 61 .ah_startTxDma = ar5212StartTxDma, 62 .ah_stopTxDma = ar5212StopTxDma, 63 .ah_setupTxDesc = ar5212SetupTxDesc, 64 .ah_setupXTxDesc = ar5212SetupXTxDesc, 65 .ah_fillTxDesc = ar5212FillTxDesc, 66 .ah_procTxDesc = ar5212ProcTxDesc, 67 .ah_getTxIntrQueue = ar5212GetTxIntrQueue, 68 .ah_reqTxIntrDesc = ar5212IntrReqTxDesc, 69 70 /* RX Functions */ 71 .ah_getRxDP = ar5212GetRxDP, 72 .ah_setRxDP = ar5212SetRxDP, 73 .ah_enableReceive = ar5212EnableReceive, 74 .ah_stopDmaReceive = ar5212StopDmaReceive, 75 .ah_startPcuReceive = ar5212StartPcuReceive, 76 .ah_stopPcuReceive = ar5212StopPcuReceive, 77 .ah_setMulticastFilter = ar5212SetMulticastFilter, 78 .ah_setMulticastFilterIndex = ar5212SetMulticastFilterIndex, 79 .ah_clrMulticastFilterIndex = ar5212ClrMulticastFilterIndex, 80 .ah_getRxFilter = ar5212GetRxFilter, 81 .ah_setRxFilter = ar5212SetRxFilter, 82 .ah_setupRxDesc = ar5212SetupRxDesc, 83 .ah_procRxDesc = ar5212ProcRxDesc, 84 .ah_rxMonitor = ar5212AniPoll, 85 .ah_procMibEvent = ar5212ProcessMibIntr, 86 87 /* Misc Functions */ 88 .ah_getCapability = ar5212GetCapability, 89 .ah_setCapability = ar5212SetCapability, 90 .ah_getDiagState = ar5212GetDiagState, 91 .ah_getMacAddress = ar5212GetMacAddress, 92 .ah_setMacAddress = ar5212SetMacAddress, 93 .ah_getBssIdMask = ar5212GetBssIdMask, 94 .ah_setBssIdMask = ar5212SetBssIdMask, 95 .ah_setRegulatoryDomain = ar5212SetRegulatoryDomain, 96 .ah_setLedState = ar5212SetLedState, 97 .ah_writeAssocid = ar5212WriteAssocid, 98 .ah_gpioCfgInput = ar5212GpioCfgInput, 99 .ah_gpioCfgOutput = ar5212GpioCfgOutput, 100 .ah_gpioGet = ar5212GpioGet, 101 .ah_gpioSet = ar5212GpioSet, 102 .ah_gpioSetIntr = ar5212GpioSetIntr, 103 .ah_getTsf32 = ar5212GetTsf32, 104 .ah_getTsf64 = ar5212GetTsf64, 105 .ah_resetTsf = ar5212ResetTsf, 106 .ah_detectCardPresent = ar5212DetectCardPresent, 107 .ah_updateMibCounters = ar5212UpdateMibCounters, 108 .ah_getRfGain = ar5212GetRfgain, 109 .ah_getDefAntenna = ar5212GetDefAntenna, 110 .ah_setDefAntenna = ar5212SetDefAntenna, 111 .ah_getAntennaSwitch = ar5212GetAntennaSwitch, 112 .ah_setAntennaSwitch = ar5212SetAntennaSwitch, 113 .ah_setSifsTime = ar5212SetSifsTime, 114 .ah_getSifsTime = ar5212GetSifsTime, 115 .ah_setSlotTime = ar5212SetSlotTime, 116 .ah_getSlotTime = ar5212GetSlotTime, 117 .ah_setAckTimeout = ar5212SetAckTimeout, 118 .ah_getAckTimeout = ar5212GetAckTimeout, 119 .ah_setAckCTSRate = ar5212SetAckCTSRate, 120 .ah_getAckCTSRate = ar5212GetAckCTSRate, 121 .ah_setCTSTimeout = ar5212SetCTSTimeout, 122 .ah_getCTSTimeout = ar5212GetCTSTimeout, 123 .ah_setDecompMask = ar5212SetDecompMask, 124 .ah_setCoverageClass = ar5212SetCoverageClass, 125 126 /* Key Cache Functions */ 127 .ah_getKeyCacheSize = ar5212GetKeyCacheSize, 128 .ah_resetKeyCacheEntry = ar5212ResetKeyCacheEntry, 129 .ah_isKeyCacheEntryValid = ar5212IsKeyCacheEntryValid, 130 .ah_setKeyCacheEntry = ar5212SetKeyCacheEntry, 131 .ah_setKeyCacheEntryMac = ar5212SetKeyCacheEntryMac, 132 133 /* Power Management Functions */ 134 .ah_setPowerMode = ar5212SetPowerMode, 135 .ah_getPowerMode = ar5212GetPowerMode, 136 137 /* Beacon Functions */ 138 .ah_setBeaconTimers = ar5212SetBeaconTimers, 139 .ah_beaconInit = ar5212BeaconInit, 140 .ah_setStationBeaconTimers = ar5212SetStaBeaconTimers, 141 .ah_resetStationBeaconTimers = ar5212ResetStaBeaconTimers, 142 143 /* Interrupt Functions */ 144 .ah_isInterruptPending = ar5212IsInterruptPending, 145 .ah_getPendingInterrupts = ar5212GetPendingInterrupts, 146 .ah_getInterrupts = ar5212GetInterrupts, 147 .ah_setInterrupts = ar5212SetInterrupts }, 148 149 .ah_getChannelEdges = ar5212GetChannelEdges, 150 .ah_getWirelessModes = ar5212GetWirelessModes, 151 .ah_eepromRead = ar5212EepromRead, 152#ifdef AH_SUPPORT_WRITE_EEPROM 153 .ah_eepromWrite = ar5212EepromWrite, 154#endif 155 .ah_gpioCfgOutput = ar5212GpioCfgOutput, 156 .ah_gpioCfgInput = ar5212GpioCfgInput, 157 .ah_gpioGet = ar5212GpioGet, 158 .ah_gpioSet = ar5212GpioSet, 159 .ah_gpioSetIntr = ar5212GpioSetIntr, 160 .ah_getChipPowerLimits = ar5212GetChipPowerLimits, 161}; 162 163/* 164 * Disable PLL when in L0s as well as receiver clock when in L1. 165 * This power saving option must be enabled through the Serdes. 166 * 167 * Programming the Serdes must go through the same 288 bit serial shift 168 * register as the other analog registers. Hence the 9 writes. 169 * 170 * XXX Clean up the magic numbers. 171 */ 172static void 173configurePciePowerSave(struct ath_hal *ah) 174{ 175 OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x9248fc00); 176 OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x24924924); 177 178 /* RX shut off when elecidle is asserted */ 179 OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x28000039); 180 OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x53160824); 181 OS_REG_WRITE(ah, AR_PCIE_SERDES, 0xe5980579); 182 183 /* Shut off PLL and CLKREQ active in L1 */ 184 OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x001defff); 185 OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x1aaabe40); 186 OS_REG_WRITE(ah, AR_PCIE_SERDES, 0xbe105554); 187 OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x000e3007); 188 189 /* Load the new settings */ 190 OS_REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000); 191} 192 193uint32_t 194ar5212GetRadioRev(struct ath_hal *ah) 195{ 196 uint32_t val; 197 int i; 198 199 /* Read Radio Chip Rev Extract */ 200 OS_REG_WRITE(ah, AR_PHY(0x34), 0x00001c16); 201 for (i = 0; i < 8; i++) 202 OS_REG_WRITE(ah, AR_PHY(0x20), 0x00010000); 203 val = (OS_REG_READ(ah, AR_PHY(256)) >> 24) & 0xff; 204 val = ((val & 0xf0) >> 4) | ((val & 0x0f) << 4); 205 return ath_hal_reverseBits(val, 8); 206} 207 208static void 209ar5212AniSetup(struct ath_hal *ah) 210{ 211 static const struct ar5212AniParams aniparams = { 212 .maxNoiseImmunityLevel = 4, /* levels 0..4 */ 213 .totalSizeDesired = { -55, -55, -55, -55, -62 }, 214 .coarseHigh = { -14, -14, -14, -14, -12 }, 215 .coarseLow = { -64, -64, -64, -64, -70 }, 216 .firpwr = { -78, -78, -78, -78, -80 }, 217 .maxSpurImmunityLevel = 2, /* NB: depends on chip rev */ 218 .cycPwrThr1 = { 2, 4, 6, 8, 10, 12, 14, 16 }, 219 .maxFirstepLevel = 2, /* levels 0..2 */ 220 .firstep = { 0, 4, 8 }, 221 .ofdmTrigHigh = 500, 222 .ofdmTrigLow = 200, 223 .cckTrigHigh = 200, 224 .cckTrigLow = 100, 225 .rssiThrHigh = 40, 226 .rssiThrLow = 7, 227 .period = 100, 228 }; 229 if (AH_PRIVATE(ah)->ah_macVersion < AR_SREV_VERSION_GRIFFIN) { 230 struct ar5212AniParams tmp; 231 OS_MEMCPY(&tmp, &aniparams, sizeof(struct ar5212AniParams)); 232 tmp.maxSpurImmunityLevel = 7; /* Venice and earlier */ 233 ar5212AniAttach(ah, &tmp, &tmp, AH_TRUE); 234 } else 235 ar5212AniAttach(ah, &aniparams, &aniparams, AH_TRUE); 236} 237 238/* 239 * Attach for an AR5212 part. 240 */ 241void 242ar5212InitState(struct ath_hal_5212 *ahp, uint16_t devid, HAL_SOFTC sc, 243 HAL_BUS_TAG st, HAL_BUS_HANDLE sh, HAL_STATUS *status) 244{ 245#define N(a) (sizeof(a)/sizeof(a[0])) 246 static const uint8_t defbssidmask[IEEE80211_ADDR_LEN] = 247 { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; 248 struct ath_hal *ah; 249 250 ah = &ahp->ah_priv.h; 251 /* set initial values */ 252 OS_MEMCPY(&ahp->ah_priv, &ar5212hal, sizeof(struct ath_hal_private)); 253 ah->ah_sc = sc; 254 ah->ah_st = st; 255 ah->ah_sh = sh; 256 257 ah->ah_devid = devid; /* NB: for alq */ 258 AH_PRIVATE(ah)->ah_devid = devid; 259 AH_PRIVATE(ah)->ah_subvendorid = 0; /* XXX */ 260 261 AH_PRIVATE(ah)->ah_powerLimit = MAX_RATE_POWER; 262 AH_PRIVATE(ah)->ah_tpScale = HAL_TP_SCALE_MAX; /* no scaling */ 263 264 ahp->ah_antControl = HAL_ANT_VARIABLE; 265 ahp->ah_diversity = AH_TRUE; 266 ahp->ah_bIQCalibration = AH_FALSE; 267 /* 268 * Enable MIC handling. 269 */ 270 ahp->ah_staId1Defaults = AR_STA_ID1_CRPT_MIC_ENABLE; 271 ahp->ah_rssiThr = INIT_RSSI_THR; 272 ahp->ah_tpcEnabled = AH_FALSE; /* disabled by default */ 273 ahp->ah_phyPowerOn = AH_FALSE; 274 ahp->ah_macTPC = SM(MAX_RATE_POWER, AR_TPC_ACK) 275 | SM(MAX_RATE_POWER, AR_TPC_CTS) 276 | SM(MAX_RATE_POWER, AR_TPC_CHIRP); 277 ahp->ah_beaconInterval = 100; /* XXX [20..1000] */ 278 ahp->ah_enable32kHzClock = DONT_USE_32KHZ;/* XXX */ 279 ahp->ah_slottime = (u_int) -1; 280 ahp->ah_acktimeout = (u_int) -1; 281 ahp->ah_ctstimeout = (u_int) -1; 282 ahp->ah_sifstime = (u_int) -1; 283 OS_MEMCPY(&ahp->ah_bssidmask, defbssidmask, IEEE80211_ADDR_LEN); 284#undef N 285} 286 287/* 288 * Validate MAC version and revision. 289 */ 290static HAL_BOOL 291ar5212IsMacSupported(uint8_t macVersion, uint8_t macRev) 292{ 293#define N(a) (sizeof(a)/sizeof(a[0])) 294 static const struct { 295 uint8_t version; 296 uint8_t revMin, revMax; 297 } macs[] = { 298 { AR_SREV_VERSION_VENICE, 299 AR_SREV_D2PLUS, AR_SREV_REVISION_MAX }, 300 { AR_SREV_VERSION_GRIFFIN, 301 AR_SREV_D2PLUS, AR_SREV_REVISION_MAX }, 302 { AR_SREV_5413, 303 AR_SREV_REVISION_MIN, AR_SREV_REVISION_MAX }, 304 { AR_SREV_5424, 305 AR_SREV_REVISION_MIN, AR_SREV_REVISION_MAX }, 306 { AR_SREV_2425, 307 AR_SREV_REVISION_MIN, AR_SREV_REVISION_MAX }, 308 { AR_SREV_2417, 309 AR_SREV_REVISION_MIN, AR_SREV_REVISION_MAX }, 310 }; 311 int i; 312 313 for (i = 0; i < N(macs); i++) 314 if (macs[i].version == macVersion && 315 macs[i].revMin <= macRev && macRev <= macs[i].revMax) 316 return AH_TRUE; 317 return AH_FALSE; 318#undef N 319} 320 321/* 322 * Attach for an AR5212 part. 323 */ 324static struct ath_hal * 325ar5212Attach(uint16_t devid, HAL_SOFTC sc, 326 HAL_BUS_TAG st, HAL_BUS_HANDLE sh, HAL_STATUS *status) 327{ 328#define AH_EEPROM_PROTECT(ah) \ 329 (IS_PCIE(ah) ? AR_EEPROM_PROTECT_PCIE : AR_EEPROM_PROTECT) 330 struct ath_hal_5212 *ahp; 331 struct ath_hal *ah; 332 struct ath_hal_rf *rf; 333 uint32_t val; 334 uint16_t eeval; 335 HAL_STATUS ecode; 336 337 HALDEBUG(AH_NULL, HAL_DEBUG_ATTACH, "%s: sc %p st %p sh %p\n", 338 __func__, sc, (void*) st, (void*) sh); 339 340 /* NB: memory is returned zero'd */ 341 ahp = ath_hal_malloc(sizeof (struct ath_hal_5212)); 342 if (ahp == AH_NULL) { 343 HALDEBUG(AH_NULL, HAL_DEBUG_ANY, 344 "%s: cannot allocate memory for state block\n", __func__); 345 *status = HAL_ENOMEM; 346 return AH_NULL; 347 } 348 ar5212InitState(ahp, devid, sc, st, sh, status); 349 ah = &ahp->ah_priv.h; 350 351 if (!ar5212SetPowerMode(ah, HAL_PM_AWAKE, AH_TRUE)) { 352 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't wakeup chip\n", 353 __func__); 354 ecode = HAL_EIO; 355 goto bad; 356 } 357 /* Read Revisions from Chips before taking out of reset */ 358 val = OS_REG_READ(ah, AR_SREV) & AR_SREV_ID; 359 AH_PRIVATE(ah)->ah_macVersion = val >> AR_SREV_ID_S; 360 AH_PRIVATE(ah)->ah_macRev = val & AR_SREV_REVISION; 361 362 if (!ar5212IsMacSupported(AH_PRIVATE(ah)->ah_macVersion, AH_PRIVATE(ah)->ah_macRev)) { 363 HALDEBUG(ah, HAL_DEBUG_ANY, 364 "%s: Mac Chip Rev 0x%02x.%x not supported\n" , 365 __func__, AH_PRIVATE(ah)->ah_macVersion, 366 AH_PRIVATE(ah)->ah_macRev); 367 ecode = HAL_ENOTSUPP; 368 goto bad; 369 } 370 371 /* setup common ini data; rf backends handle remainder */ 372 HAL_INI_INIT(&ahp->ah_ini_modes, ar5212Modes, 6); 373 HAL_INI_INIT(&ahp->ah_ini_common, ar5212Common, 2); 374 375 if (!ar5212ChipReset(ah, AH_NULL)) { /* reset chip */ 376 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: chip reset failed\n", __func__); 377 ecode = HAL_EIO; 378 goto bad; 379 } 380 381 AH_PRIVATE(ah)->ah_phyRev = OS_REG_READ(ah, AR_PHY_CHIP_ID); 382 383 if (IS_PCIE(ah)) { 384 /* XXX: build flag to disable this? */ 385 configurePciePowerSave(ah); 386 } 387 388 if (!ar5212ChipTest(ah)) { 389 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: hardware self-test failed\n", 390 __func__); 391 ecode = HAL_ESELFTEST; 392 goto bad; 393 } 394 395 /* Enable PCI core retry fix in software for Hainan and up */ 396 if (AH_PRIVATE(ah)->ah_macVersion >= AR_SREV_VERSION_VENICE) 397 OS_REG_SET_BIT(ah, AR_PCICFG, AR_PCICFG_RETRYFIXEN); 398 399 /* 400 * Set correct Baseband to analog shift 401 * setting to access analog chips. 402 */ 403 OS_REG_WRITE(ah, AR_PHY(0), 0x00000007); 404 405 /* Read Radio Chip Rev Extract */ 406 AH_PRIVATE(ah)->ah_analog5GhzRev = ar5212GetRadioRev(ah); 407 408 rf = ath_hal_rfprobe(ah, &ecode); 409 if (rf == AH_NULL) 410 goto bad; 411 412 /* NB: silently accept anything in release code per Atheros */ 413 switch (AH_PRIVATE(ah)->ah_analog5GhzRev & AR_RADIO_SREV_MAJOR) { 414 case AR_RAD5111_SREV_MAJOR: 415 case AR_RAD5112_SREV_MAJOR: 416 case AR_RAD2112_SREV_MAJOR: 417 case AR_RAD2111_SREV_MAJOR: 418 case AR_RAD2413_SREV_MAJOR: 419 case AR_RAD5413_SREV_MAJOR: 420 case AR_RAD5424_SREV_MAJOR: 421 break; 422 default: 423 if (AH_PRIVATE(ah)->ah_analog5GhzRev == 0) { 424 /* 425 * When RF_Silent is used, the 426 * analog chip is reset. So when the system boots 427 * up with the radio switch off we cannot determine 428 * the RF chip rev. To workaround this check the 429 * mac+phy revs and if Hainan, set the radio rev 430 * to Derby. 431 */ 432 if (AH_PRIVATE(ah)->ah_macVersion == AR_SREV_VERSION_VENICE && 433 AH_PRIVATE(ah)->ah_macRev == AR_SREV_HAINAN && 434 AH_PRIVATE(ah)->ah_phyRev == AR_PHYREV_HAINAN) { 435 AH_PRIVATE(ah)->ah_analog5GhzRev = AR_ANALOG5REV_HAINAN; 436 break; 437 } 438 if (IS_2413(ah)) { /* Griffin */ 439 AH_PRIVATE(ah)->ah_analog5GhzRev = 440 AR_RAD2413_SREV_MAJOR | 0x1; 441 break; 442 } 443 if (IS_5413(ah)) { /* Eagle */ 444 AH_PRIVATE(ah)->ah_analog5GhzRev = 445 AR_RAD5413_SREV_MAJOR | 0x2; 446 break; 447 } 448 if (IS_2425(ah) || IS_2417(ah)) {/* Swan or Nala */ 449 AH_PRIVATE(ah)->ah_analog5GhzRev = 450 AR_RAD5424_SREV_MAJOR | 0x2; 451 break; 452 } 453 } 454#ifdef AH_DEBUG 455 HALDEBUG(ah, HAL_DEBUG_ANY, 456 "%s: 5G Radio Chip Rev 0x%02X is not supported by " 457 "this driver\n", 458 __func__, AH_PRIVATE(ah)->ah_analog5GhzRev); 459 ecode = HAL_ENOTSUPP; 460 goto bad; 461#endif 462 } 463 if (IS_RAD5112_REV1(ah)) { 464 HALDEBUG(ah, HAL_DEBUG_ANY, 465 "%s: 5112 Rev 1 is not supported by this " 466 "driver (analog5GhzRev 0x%x)\n", __func__, 467 AH_PRIVATE(ah)->ah_analog5GhzRev); 468 ecode = HAL_ENOTSUPP; 469 goto bad; 470 } 471 472 val = OS_REG_READ(ah, AR_PCICFG); 473 val = MS(val, AR_PCICFG_EEPROM_SIZE); 474 if (val == 0) { 475 if (!IS_PCIE(ah)) { 476 HALDEBUG(ah, HAL_DEBUG_ANY, 477 "%s: unsupported EEPROM size %u (0x%x) found\n", 478 __func__, val, val); 479 ecode = HAL_EESIZE; 480 goto bad; 481 } 482 /* XXX AH_PRIVATE(ah)->ah_isPciExpress = AH_TRUE; */ 483 } else if (val != AR_PCICFG_EEPROM_SIZE_16K) { 484 if (AR_PCICFG_EEPROM_SIZE_FAILED == val) { 485 HALDEBUG(ah, HAL_DEBUG_ANY, 486 "%s: unsupported EEPROM size %u (0x%x) found\n", 487 __func__, val, val); 488 ecode = HAL_EESIZE; 489 goto bad; 490 } 491 HALDEBUG(ah, HAL_DEBUG_ANY, 492 "%s: EEPROM size = %d. Must be %d (16k).\n", 493 __func__, val, AR_PCICFG_EEPROM_SIZE_16K); 494 ecode = HAL_EESIZE; 495 goto bad; 496 } 497 ecode = ath_hal_legacyEepromAttach(ah); 498 if (ecode != HAL_OK) { 499 goto bad; 500 } 501 ahp->ah_isHb63 = IS_2425(ah) && ath_hal_eepromGetFlag(ah, AR_EEP_ISTALON); 502 503 /* 504 * If Bmode and AR5212, verify 2.4 analog exists 505 */ 506 if (ath_hal_eepromGetFlag(ah, AR_EEP_BMODE) && 507 (AH_PRIVATE(ah)->ah_analog5GhzRev & 0xF0) == AR_RAD5111_SREV_MAJOR) { 508 /* 509 * Set correct Baseband to analog shift 510 * setting to access analog chips. 511 */ 512 OS_REG_WRITE(ah, AR_PHY(0), 0x00004007); 513 OS_DELAY(2000); 514 AH_PRIVATE(ah)->ah_analog2GhzRev = ar5212GetRadioRev(ah); 515 516 /* Set baseband for 5GHz chip */ 517 OS_REG_WRITE(ah, AR_PHY(0), 0x00000007); 518 OS_DELAY(2000); 519 if ((AH_PRIVATE(ah)->ah_analog2GhzRev & 0xF0) != AR_RAD2111_SREV_MAJOR) { 520 HALDEBUG(ah, HAL_DEBUG_ANY, 521 "%s: 2G Radio Chip Rev 0x%02X is not " 522 "supported by this driver\n", __func__, 523 AH_PRIVATE(ah)->ah_analog2GhzRev); 524 ecode = HAL_ENOTSUPP; 525 goto bad; 526 } 527 } 528 529 ecode = ath_hal_eepromGet(ah, AR_EEP_REGDMN_0, &eeval); 530 if (ecode != HAL_OK) { 531 HALDEBUG(ah, HAL_DEBUG_ANY, 532 "%s: cannot read regulatory domain from EEPROM\n", 533 __func__); 534 goto bad; 535 } 536 AH_PRIVATE(ah)->ah_currentRD = eeval; 537 /* XXX record serial number */ 538 539 /* 540 * Got everything we need now to setup the capabilities. 541 */ 542 if (!ar5212FillCapabilityInfo(ah)) { 543 HALDEBUG(ah, HAL_DEBUG_ANY, 544 "%s: failed ar5212FillCapabilityInfo\n", __func__); 545 ecode = HAL_EEREAD; 546 goto bad; 547 } 548 549 if (!rf->attach(ah, &ecode)) { 550 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: RF setup failed, status %u\n", 551 __func__, ecode); 552 goto bad; 553 } 554 /* 555 * Set noise floor adjust method; we arrange a 556 * direct call instead of thunking. 557 */ 558 AH_PRIVATE(ah)->ah_getNfAdjust = ahp->ah_rfHal->getNfAdjust; 559 560 /* Initialize gain ladder thermal calibration structure */ 561 ar5212InitializeGainValues(ah); 562 563 ecode = ath_hal_eepromGet(ah, AR_EEP_MACADDR, ahp->ah_macaddr); 564 if (ecode != HAL_OK) { 565 HALDEBUG(ah, HAL_DEBUG_ANY, 566 "%s: error getting mac address from EEPROM\n", __func__); 567 goto bad; 568 } 569 570 ar5212AniSetup(ah); 571 /* Setup of Radar/AR structures happens in ath_hal_initchannels*/ 572 ar5212InitNfCalHistBuffer(ah); 573 574 /* XXX EAR stuff goes here */ 575 576 HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: return\n", __func__); 577 578 return ah; 579 580bad: 581 if (ahp) 582 ar5212Detach((struct ath_hal *) ahp); 583 if (status) 584 *status = ecode; 585 return AH_NULL; 586#undef AH_EEPROM_PROTECT 587} 588 589void 590ar5212Detach(struct ath_hal *ah) 591{ 592 HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s:\n", __func__); 593 594 HALASSERT(ah != AH_NULL); 595 HALASSERT(ah->ah_magic == AR5212_MAGIC); 596 597 ar5212AniDetach(ah); 598 ar5212RfDetach(ah); 599 ar5212Disable(ah); 600 ar5212SetPowerMode(ah, HAL_PM_FULL_SLEEP, AH_TRUE); 601 602 ath_hal_eepromDetach(ah); 603 ath_hal_free(ah); 604} 605 606HAL_BOOL 607ar5212ChipTest(struct ath_hal *ah) 608{ 609 uint32_t regAddr[2] = { AR_STA_ID0, AR_PHY_BASE+(8 << 2) }; 610 uint32_t regHold[2]; 611 uint32_t patternData[4] = 612 { 0x55555555, 0xaaaaaaaa, 0x66666666, 0x99999999 }; 613 int i, j; 614 615 /* Test PHY & MAC registers */ 616 for (i = 0; i < 2; i++) { 617 uint32_t addr = regAddr[i]; 618 uint32_t wrData, rdData; 619 620 regHold[i] = OS_REG_READ(ah, addr); 621 for (j = 0; j < 0x100; j++) { 622 wrData = (j << 16) | j; 623 OS_REG_WRITE(ah, addr, wrData); 624 rdData = OS_REG_READ(ah, addr); 625 if (rdData != wrData) { 626 HALDEBUG(ah, HAL_DEBUG_ANY, 627"%s: address test failed addr: 0x%08x - wr:0x%08x != rd:0x%08x\n", 628 __func__, addr, wrData, rdData); 629 return AH_FALSE; 630 } 631 } 632 for (j = 0; j < 4; j++) { 633 wrData = patternData[j]; 634 OS_REG_WRITE(ah, addr, wrData); 635 rdData = OS_REG_READ(ah, addr); 636 if (wrData != rdData) { 637 HALDEBUG(ah, HAL_DEBUG_ANY, 638"%s: address test failed addr: 0x%08x - wr:0x%08x != rd:0x%08x\n", 639 __func__, addr, wrData, rdData); 640 return AH_FALSE; 641 } 642 } 643 OS_REG_WRITE(ah, regAddr[i], regHold[i]); 644 } 645 OS_DELAY(100); 646 return AH_TRUE; 647} 648 649/* 650 * Store the channel edges for the requested operational mode 651 */ 652HAL_BOOL 653ar5212GetChannelEdges(struct ath_hal *ah, 654 uint16_t flags, uint16_t *low, uint16_t *high) 655{ 656 if (flags & CHANNEL_5GHZ) { 657 *low = 4915; 658 *high = 6100; 659 return AH_TRUE; 660 } 661 if ((flags & CHANNEL_2GHZ) && 662 (ath_hal_eepromGetFlag(ah, AR_EEP_BMODE) || 663 ath_hal_eepromGetFlag(ah, AR_EEP_GMODE))) { 664 *low = 2312; 665 *high = 2732; 666 return AH_TRUE; 667 } 668 return AH_FALSE; 669} 670 671/* 672 * Fill all software cached or static hardware state information. 673 * Return failure if capabilities are to come from EEPROM and 674 * cannot be read. 675 */ 676HAL_BOOL 677ar5212FillCapabilityInfo(struct ath_hal *ah) 678{ 679#define AR_KEYTABLE_SIZE 128 680#define IS_GRIFFIN_LITE(ah) \ 681 (AH_PRIVATE(ah)->ah_macVersion == AR_SREV_VERSION_GRIFFIN && \ 682 AH_PRIVATE(ah)->ah_macRev == AR_SREV_GRIFFIN_LITE) 683#define IS_COBRA(ah) \ 684 (AH_PRIVATE(ah)->ah_macVersion == AR_SREV_VERSION_COBRA) 685#define IS_2112(ah) \ 686 ((AH_PRIVATE(ah)->ah_analog5GhzRev & 0xF0) == AR_RAD2112_SREV_MAJOR) 687 688 struct ath_hal_private *ahpriv = AH_PRIVATE(ah); 689 HAL_CAPABILITIES *pCap = &ahpriv->ah_caps; 690 uint16_t capField, val; 691 692 /* Read the capability EEPROM location */ 693 if (ath_hal_eepromGet(ah, AR_EEP_OPCAP, &capField) != HAL_OK) { 694 HALDEBUG(ah, HAL_DEBUG_ANY, 695 "%s: unable to read caps from eeprom\n", __func__); 696 return AH_FALSE; 697 } 698 if (IS_2112(ah)) 699 ath_hal_eepromSet(ah, AR_EEP_AMODE, AH_FALSE); 700 if (capField == 0 && IS_GRIFFIN_LITE(ah)) { 701 /* 702 * For griffin-lite cards with unprogrammed capabilities. 703 */ 704 ath_hal_eepromSet(ah, AR_EEP_COMPRESS, AH_FALSE); 705 ath_hal_eepromSet(ah, AR_EEP_FASTFRAME, AH_FALSE); 706 ath_hal_eepromSet(ah, AR_EEP_TURBO5DISABLE, AH_TRUE); 707 ath_hal_eepromSet(ah, AR_EEP_TURBO2DISABLE, AH_TRUE); 708 HALDEBUG(ah, HAL_DEBUG_ATTACH, 709 "%s: override caps for griffin-lite, now 0x%x (+!turbo)\n", 710 __func__, capField); 711 } 712 713 /* Modify reg domain on newer cards that need to work with older sw */ 714 if (ahpriv->ah_opmode != HAL_M_HOSTAP && 715 ahpriv->ah_subvendorid == AR_SUBVENDOR_ID_NEW_A) { 716 if (ahpriv->ah_currentRD == 0x64 || 717 ahpriv->ah_currentRD == 0x65) 718 ahpriv->ah_currentRD += 5; 719 else if (ahpriv->ah_currentRD == 0x41) 720 ahpriv->ah_currentRD = 0x43; 721 HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: regdomain mapped to 0x%x\n", 722 __func__, ahpriv->ah_currentRD); 723 } 724 725 if (AH_PRIVATE(ah)->ah_macVersion == AR_SREV_2417 || 726 AH_PRIVATE(ah)->ah_macVersion == AR_SREV_2425) { 727 HALDEBUG(ah, HAL_DEBUG_ATTACH, 728 "%s: enable Bmode and disable turbo for Swan/Nala\n", 729 __func__); 730 ath_hal_eepromSet(ah, AR_EEP_BMODE, AH_TRUE); 731 ath_hal_eepromSet(ah, AR_EEP_COMPRESS, AH_FALSE); 732 ath_hal_eepromSet(ah, AR_EEP_FASTFRAME, AH_FALSE); 733 ath_hal_eepromSet(ah, AR_EEP_TURBO5DISABLE, AH_TRUE); 734 ath_hal_eepromSet(ah, AR_EEP_TURBO2DISABLE, AH_TRUE); 735 } 736 737 /* Construct wireless mode from EEPROM */ 738 pCap->halWirelessModes = 0; 739 if (ath_hal_eepromGetFlag(ah, AR_EEP_AMODE)) { 740 pCap->halWirelessModes |= HAL_MODE_11A; 741 if (!ath_hal_eepromGetFlag(ah, AR_EEP_TURBO5DISABLE)) 742 pCap->halWirelessModes |= HAL_MODE_TURBO; 743 } 744 if (ath_hal_eepromGetFlag(ah, AR_EEP_BMODE)) 745 pCap->halWirelessModes |= HAL_MODE_11B; 746 if (ath_hal_eepromGetFlag(ah, AR_EEP_GMODE) && 747 ahpriv->ah_subvendorid != AR_SUBVENDOR_ID_NOG) { 748 pCap->halWirelessModes |= HAL_MODE_11G; 749 if (!ath_hal_eepromGetFlag(ah, AR_EEP_TURBO2DISABLE)) 750 pCap->halWirelessModes |= HAL_MODE_108G; 751 } 752 753 pCap->halLow2GhzChan = 2312; 754 /* XXX 2417 too? */ 755 if (IS_RAD5112_ANY(ah) || IS_5413(ah) || IS_2425(ah) || IS_2417(ah)) 756 pCap->halHigh2GhzChan = 2500; 757 else 758 pCap->halHigh2GhzChan = 2732; 759 760 pCap->halLow5GhzChan = 4915; 761 pCap->halHigh5GhzChan = 6100; 762 763 pCap->halCipherCkipSupport = AH_FALSE; 764 pCap->halCipherTkipSupport = AH_TRUE; 765 pCap->halCipherAesCcmSupport = 766 (ath_hal_eepromGetFlag(ah, AR_EEP_AES) && 767 ((AH_PRIVATE(ah)->ah_macVersion > AR_SREV_VERSION_VENICE) || 768 ((AH_PRIVATE(ah)->ah_macVersion == AR_SREV_VERSION_VENICE) && 769 (AH_PRIVATE(ah)->ah_macRev >= AR_SREV_VERSION_OAHU)))); 770 771 pCap->halMicCkipSupport = AH_FALSE; 772 pCap->halMicTkipSupport = AH_TRUE; 773 pCap->halMicAesCcmSupport = ath_hal_eepromGetFlag(ah, AR_EEP_AES); 774 /* 775 * Starting with Griffin TX+RX mic keys can be combined 776 * in one key cache slot. 777 */ 778 if (AH_PRIVATE(ah)->ah_macVersion >= AR_SREV_VERSION_GRIFFIN) 779 pCap->halTkipMicTxRxKeySupport = AH_TRUE; 780 else 781 pCap->halTkipMicTxRxKeySupport = AH_FALSE; 782 pCap->halChanSpreadSupport = AH_TRUE; 783 pCap->halSleepAfterBeaconBroken = AH_TRUE; 784 785 if (ahpriv->ah_macRev > 1 || IS_COBRA(ah)) { 786 pCap->halCompressSupport = 787 ath_hal_eepromGetFlag(ah, AR_EEP_COMPRESS) && 788 (pCap->halWirelessModes & (HAL_MODE_11A|HAL_MODE_11G)) != 0; 789 pCap->halBurstSupport = ath_hal_eepromGetFlag(ah, AR_EEP_BURST); 790 pCap->halFastFramesSupport = 791 ath_hal_eepromGetFlag(ah, AR_EEP_FASTFRAME) && 792 (pCap->halWirelessModes & (HAL_MODE_11A|HAL_MODE_11G)) != 0; 793 pCap->halChapTuningSupport = AH_TRUE; 794 pCap->halTurboPrimeSupport = AH_TRUE; 795 } 796 pCap->halTurboGSupport = pCap->halWirelessModes & HAL_MODE_108G; 797 798 pCap->halPSPollBroken = AH_TRUE; /* XXX fixed in later revs? */ 799 pCap->halVEOLSupport = AH_TRUE; 800 pCap->halBssIdMaskSupport = AH_TRUE; 801 pCap->halMcastKeySrchSupport = AH_TRUE; 802 if ((ahpriv->ah_macVersion == AR_SREV_VERSION_VENICE && 803 ahpriv->ah_macRev == 8) || 804 ahpriv->ah_macVersion > AR_SREV_VERSION_VENICE) 805 pCap->halTsfAddSupport = AH_TRUE; 806 807 if (ath_hal_eepromGet(ah, AR_EEP_MAXQCU, &val) == HAL_OK) 808 pCap->halTotalQueues = val; 809 else 810 pCap->halTotalQueues = HAL_NUM_TX_QUEUES; 811 812 if (ath_hal_eepromGet(ah, AR_EEP_KCENTRIES, &val) == HAL_OK) 813 pCap->halKeyCacheSize = val; 814 else 815 pCap->halKeyCacheSize = AR_KEYTABLE_SIZE; 816 817 pCap->halChanHalfRate = AH_TRUE; 818 pCap->halChanQuarterRate = AH_TRUE; 819 820 if (ath_hal_eepromGetFlag(ah, AR_EEP_RFKILL) && 821 ath_hal_eepromGet(ah, AR_EEP_RFSILENT, &ahpriv->ah_rfsilent) == HAL_OK) { 822 /* NB: enabled by default */ 823 ahpriv->ah_rfkillEnabled = AH_TRUE; 824 pCap->halRfSilentSupport = AH_TRUE; 825 } 826 827 /* NB: this is a guess, noone seems to know the answer */ 828 ahpriv->ah_rxornIsFatal = 829 (AH_PRIVATE(ah)->ah_macVersion < AR_SREV_VERSION_VENICE); 830 831 /* h/w phy counters first appeared in Hainan */ 832 pCap->halHwPhyCounterSupport = 833 (AH_PRIVATE(ah)->ah_macVersion == AR_SREV_VERSION_VENICE && 834 AH_PRIVATE(ah)->ah_macRev == AR_SREV_HAINAN) || 835 AH_PRIVATE(ah)->ah_macVersion > AR_SREV_VERSION_VENICE; 836 837 pCap->halTstampPrecision = 15; 838 839 return AH_TRUE; 840#undef IS_COBRA 841#undef IS_GRIFFIN_LITE 842#undef AR_KEYTABLE_SIZE 843} 844 845static const char* 846ar5212Probe(uint16_t vendorid, uint16_t devid) 847{ 848 if (vendorid == ATHEROS_VENDOR_ID || 849 vendorid == ATHEROS_3COM_VENDOR_ID || 850 vendorid == ATHEROS_3COM2_VENDOR_ID) { 851 switch (devid) { 852 case AR5212_FPGA: 853 return "Atheros 5212 (FPGA)"; 854 case AR5212_DEVID: 855 case AR5212_DEVID_IBM: 856 case AR5212_DEFAULT: 857 return "Atheros 5212"; 858 case AR5212_AR2413: 859 return "Atheros 2413"; 860 case AR5212_AR2417: 861 return "Atheros 2417"; 862 case AR5212_AR5413: 863 return "Atheros 5413"; 864 case AR5212_AR5424: 865 return "Atheros 5424/2424"; 866 } 867 } 868 return AH_NULL; 869} 870AH_CHIP(AR5212, ar5212Probe, ar5212Attach); 871