/*- * SPDX-License-Identifier: ISC * * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting * Copyright (c) 2002-2008 Atheros Communications, Inc. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. * * $FreeBSD$ */ #include "opt_ah.h" #include "ah.h" #include "ah_internal.h" #include "ah_devid.h" #include "ar5212/ar5212.h" #include "ar5212/ar5212reg.h" #include "ar5212/ar5212phy.h" #define AH_5212_COMMON #include "ar5212/ar5212.ini" static void ar5212ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore, HAL_BOOL power_off); static void ar5212DisablePCIE(struct ath_hal *ah); static const struct ath_hal_private ar5212hal = {{ .ah_magic = AR5212_MAGIC, .ah_getRateTable = ar5212GetRateTable, .ah_detach = ar5212Detach, /* Reset Functions */ .ah_reset = ar5212Reset, .ah_phyDisable = ar5212PhyDisable, .ah_disable = ar5212Disable, .ah_configPCIE = ar5212ConfigPCIE, .ah_disablePCIE = ar5212DisablePCIE, .ah_setPCUConfig = ar5212SetPCUConfig, .ah_perCalibration = ar5212PerCalibration, .ah_perCalibrationN = ar5212PerCalibrationN, .ah_resetCalValid = ar5212ResetCalValid, .ah_setTxPowerLimit = ar5212SetTxPowerLimit, .ah_getChanNoise = ath_hal_getChanNoise, /* Transmit functions */ .ah_updateTxTrigLevel = ar5212UpdateTxTrigLevel, .ah_setupTxQueue = ar5212SetupTxQueue, .ah_setTxQueueProps = ar5212SetTxQueueProps, .ah_getTxQueueProps = ar5212GetTxQueueProps, .ah_releaseTxQueue = ar5212ReleaseTxQueue, .ah_resetTxQueue = ar5212ResetTxQueue, .ah_getTxDP = ar5212GetTxDP, .ah_setTxDP = ar5212SetTxDP, .ah_numTxPending = ar5212NumTxPending, .ah_startTxDma = ar5212StartTxDma, .ah_stopTxDma = ar5212StopTxDma, .ah_setupTxDesc = ar5212SetupTxDesc, .ah_setupXTxDesc = ar5212SetupXTxDesc, .ah_fillTxDesc = ar5212FillTxDesc, .ah_procTxDesc = ar5212ProcTxDesc, .ah_getTxIntrQueue = ar5212GetTxIntrQueue, .ah_reqTxIntrDesc = ar5212IntrReqTxDesc, .ah_getTxCompletionRates = ar5212GetTxCompletionRates, .ah_setTxDescLink = ar5212SetTxDescLink, .ah_getTxDescLink = ar5212GetTxDescLink, .ah_getTxDescLinkPtr = ar5212GetTxDescLinkPtr, /* RX Functions */ .ah_getRxDP = ar5212GetRxDP, .ah_setRxDP = ar5212SetRxDP, .ah_enableReceive = ar5212EnableReceive, .ah_stopDmaReceive = ar5212StopDmaReceive, .ah_startPcuReceive = ar5212StartPcuReceive, .ah_stopPcuReceive = ar5212StopPcuReceive, .ah_setMulticastFilter = ar5212SetMulticastFilter, .ah_setMulticastFilterIndex = ar5212SetMulticastFilterIndex, .ah_clrMulticastFilterIndex = ar5212ClrMulticastFilterIndex, .ah_getRxFilter = ar5212GetRxFilter, .ah_setRxFilter = ar5212SetRxFilter, .ah_setupRxDesc = ar5212SetupRxDesc, .ah_procRxDesc = ar5212ProcRxDesc, .ah_rxMonitor = ar5212RxMonitor, .ah_aniPoll = ar5212AniPoll, .ah_procMibEvent = ar5212ProcessMibIntr, /* Misc Functions */ .ah_getCapability = ar5212GetCapability, .ah_setCapability = ar5212SetCapability, .ah_getDiagState = ar5212GetDiagState, .ah_getMacAddress = ar5212GetMacAddress, .ah_setMacAddress = ar5212SetMacAddress, .ah_getBssIdMask = ar5212GetBssIdMask, .ah_setBssIdMask = ar5212SetBssIdMask, .ah_setRegulatoryDomain = ar5212SetRegulatoryDomain, .ah_setLedState = ar5212SetLedState, .ah_writeAssocid = ar5212WriteAssocid, .ah_gpioCfgInput = ar5212GpioCfgInput, .ah_gpioCfgOutput = ar5212GpioCfgOutput, .ah_gpioGet = ar5212GpioGet, .ah_gpioSet = ar5212GpioSet, .ah_gpioSetIntr = ar5212GpioSetIntr, .ah_getTsf32 = ar5212GetTsf32, .ah_getTsf64 = ar5212GetTsf64, .ah_setTsf64 = ar5212SetTsf64, .ah_resetTsf = ar5212ResetTsf, .ah_detectCardPresent = ar5212DetectCardPresent, .ah_updateMibCounters = ar5212UpdateMibCounters, .ah_getRfGain = ar5212GetRfgain, .ah_getDefAntenna = ar5212GetDefAntenna, .ah_setDefAntenna = ar5212SetDefAntenna, .ah_getAntennaSwitch = ar5212GetAntennaSwitch, .ah_setAntennaSwitch = ar5212SetAntennaSwitch, .ah_setSifsTime = ar5212SetSifsTime, .ah_getSifsTime = ar5212GetSifsTime, .ah_setSlotTime = ar5212SetSlotTime, .ah_getSlotTime = ar5212GetSlotTime, .ah_setAckTimeout = ar5212SetAckTimeout, .ah_getAckTimeout = ar5212GetAckTimeout, .ah_setAckCTSRate = ar5212SetAckCTSRate, .ah_getAckCTSRate = ar5212GetAckCTSRate, .ah_setCTSTimeout = ar5212SetCTSTimeout, .ah_getCTSTimeout = ar5212GetCTSTimeout, .ah_setDecompMask = ar5212SetDecompMask, .ah_setCoverageClass = ar5212SetCoverageClass, .ah_setQuiet = ar5212SetQuiet, .ah_getMibCycleCounts = ar5212GetMibCycleCounts, .ah_setChainMasks = ar5212SetChainMasks, .ah_getNav = ar5212GetNav, .ah_setNav = ar5212SetNav, /* DFS Functions */ .ah_enableDfs = ar5212EnableDfs, .ah_getDfsThresh = ar5212GetDfsThresh, .ah_getDfsDefaultThresh = ar5212GetDfsDefaultThresh, .ah_procRadarEvent = ar5212ProcessRadarEvent, .ah_isFastClockEnabled = ar5212IsFastClockEnabled, .ah_get11nExtBusy = ar5212Get11nExtBusy, /* Key Cache Functions */ .ah_getKeyCacheSize = ar5212GetKeyCacheSize, .ah_resetKeyCacheEntry = ar5212ResetKeyCacheEntry, .ah_isKeyCacheEntryValid = ar5212IsKeyCacheEntryValid, .ah_setKeyCacheEntry = ar5212SetKeyCacheEntry, .ah_setKeyCacheEntryMac = ar5212SetKeyCacheEntryMac, /* Power Management Functions */ .ah_setPowerMode = ar5212SetPowerMode, .ah_getPowerMode = ar5212GetPowerMode, /* Beacon Functions */ .ah_setBeaconTimers = ar5212SetBeaconTimers, .ah_beaconInit = ar5212BeaconInit, .ah_setStationBeaconTimers = ar5212SetStaBeaconTimers, .ah_resetStationBeaconTimers = ar5212ResetStaBeaconTimers, .ah_getNextTBTT = ar5212GetNextTBTT, /* Interrupt Functions */ .ah_isInterruptPending = ar5212IsInterruptPending, .ah_getPendingInterrupts = ar5212GetPendingInterrupts, .ah_getInterrupts = ar5212GetInterrupts, .ah_setInterrupts = ar5212SetInterrupts }, .ah_getChannelEdges = ar5212GetChannelEdges, .ah_getWirelessModes = ar5212GetWirelessModes, .ah_eepromRead = ar5212EepromRead, #ifdef AH_SUPPORT_WRITE_EEPROM .ah_eepromWrite = ar5212EepromWrite, #endif .ah_getChipPowerLimits = ar5212GetChipPowerLimits, }; uint32_t ar5212GetRadioRev(struct ath_hal *ah) { uint32_t val; int i; /* Read Radio Chip Rev Extract */ OS_REG_WRITE(ah, AR_PHY(0x34), 0x00001c16); for (i = 0; i < 8; i++) OS_REG_WRITE(ah, AR_PHY(0x20), 0x00010000); val = (OS_REG_READ(ah, AR_PHY(256)) >> 24) & 0xff; val = ((val & 0xf0) >> 4) | ((val & 0x0f) << 4); return ath_hal_reverseBits(val, 8); } static void ar5212AniSetup(struct ath_hal *ah) { static const struct ar5212AniParams aniparams = { .maxNoiseImmunityLevel = 4, /* levels 0..4 */ .totalSizeDesired = { -55, -55, -55, -55, -62 }, .coarseHigh = { -14, -14, -14, -14, -12 }, .coarseLow = { -64, -64, -64, -64, -70 }, .firpwr = { -78, -78, -78, -78, -80 }, .maxSpurImmunityLevel = 2, /* NB: depends on chip rev */ .cycPwrThr1 = { 2, 4, 6, 8, 10, 12, 14, 16 }, .maxFirstepLevel = 2, /* levels 0..2 */ .firstep = { 0, 4, 8 }, .ofdmTrigHigh = 500, .ofdmTrigLow = 200, .cckTrigHigh = 200, .cckTrigLow = 100, .rssiThrHigh = 40, .rssiThrLow = 7, .period = 100, }; if (AH_PRIVATE(ah)->ah_macVersion < AR_SREV_VERSION_GRIFFIN) { struct ar5212AniParams tmp; OS_MEMCPY(&tmp, &aniparams, sizeof(struct ar5212AniParams)); tmp.maxSpurImmunityLevel = 7; /* Venice and earlier */ ar5212AniAttach(ah, &tmp, &tmp, AH_TRUE); } else ar5212AniAttach(ah, &aniparams, &aniparams, AH_TRUE); /* Set overridable ANI methods */ AH5212(ah)->ah_aniControl = ar5212AniControl; } /* * Attach for an AR5212 part. */ void ar5212InitState(struct ath_hal_5212 *ahp, uint16_t devid, HAL_SOFTC sc, HAL_BUS_TAG st, HAL_BUS_HANDLE sh, HAL_STATUS *status) { #define N(a) (sizeof(a)/sizeof(a[0])) static const uint8_t defbssidmask[IEEE80211_ADDR_LEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; struct ath_hal *ah; ah = &ahp->ah_priv.h; /* set initial values */ OS_MEMCPY(&ahp->ah_priv, &ar5212hal, sizeof(struct ath_hal_private)); ah->ah_sc = sc; ah->ah_st = st; ah->ah_sh = sh; ah->ah_devid = devid; /* NB: for alq */ AH_PRIVATE(ah)->ah_devid = devid; AH_PRIVATE(ah)->ah_subvendorid = 0; /* XXX */ AH_PRIVATE(ah)->ah_powerLimit = MAX_RATE_POWER; AH_PRIVATE(ah)->ah_tpScale = HAL_TP_SCALE_MAX; /* no scaling */ ahp->ah_antControl = HAL_ANT_VARIABLE; ahp->ah_diversity = AH_TRUE; ahp->ah_bIQCalibration = AH_FALSE; /* * Enable MIC handling. */ ahp->ah_staId1Defaults = AR_STA_ID1_CRPT_MIC_ENABLE; ahp->ah_rssiThr = INIT_RSSI_THR; ahp->ah_tpcEnabled = AH_FALSE; /* disabled by default */ ahp->ah_phyPowerOn = AH_FALSE; ahp->ah_macTPC = SM(MAX_RATE_POWER, AR_TPC_ACK) | SM(MAX_RATE_POWER, AR_TPC_CTS) | SM(MAX_RATE_POWER, AR_TPC_CHIRP); ahp->ah_beaconInterval = 100; /* XXX [20..1000] */ ahp->ah_enable32kHzClock = DONT_USE_32KHZ;/* XXX */ ahp->ah_slottime = (u_int) -1; ahp->ah_acktimeout = (u_int) -1; ahp->ah_ctstimeout = (u_int) -1; ahp->ah_sifstime = (u_int) -1; ahp->ah_txTrigLev = INIT_TX_FIFO_THRESHOLD; ahp->ah_maxTxTrigLev = MAX_TX_FIFO_THRESHOLD; OS_MEMCPY(&ahp->ah_bssidmask, defbssidmask, IEEE80211_ADDR_LEN); #undef N } /* * Validate MAC version and revision. */ static HAL_BOOL ar5212IsMacSupported(uint8_t macVersion, uint8_t macRev) { #define N(a) (sizeof(a)/sizeof(a[0])) static const struct { uint8_t version; uint8_t revMin, revMax; } macs[] = { { AR_SREV_VERSION_VENICE, AR_SREV_D2PLUS, AR_SREV_REVISION_MAX }, { AR_SREV_VERSION_GRIFFIN, AR_SREV_D2PLUS, AR_SREV_REVISION_MAX }, { AR_SREV_5413, AR_SREV_REVISION_MIN, AR_SREV_REVISION_MAX }, { AR_SREV_5424, AR_SREV_REVISION_MIN, AR_SREV_REVISION_MAX }, { AR_SREV_2425, AR_SREV_REVISION_MIN, AR_SREV_REVISION_MAX }, { AR_SREV_2417, AR_SREV_REVISION_MIN, AR_SREV_REVISION_MAX }, }; int i; for (i = 0; i < N(macs); i++) if (macs[i].version == macVersion && macs[i].revMin <= macRev && macRev <= macs[i].revMax) return AH_TRUE; return AH_FALSE; #undef N } /* * Attach for an AR5212 part. */ static struct ath_hal * ar5212Attach(uint16_t devid, HAL_SOFTC sc, HAL_BUS_TAG st, HAL_BUS_HANDLE sh, uint16_t *eepromdata, HAL_OPS_CONFIG *ah_config, HAL_STATUS *status) { #define AH_EEPROM_PROTECT(ah) \ (AH_PRIVATE(ah)->ah_ispcie)? AR_EEPROM_PROTECT_PCIE : AR_EEPROM_PROTECT) struct ath_hal_5212 *ahp; struct ath_hal *ah; struct ath_hal_rf *rf; uint32_t val; uint16_t eeval; HAL_STATUS ecode; HALDEBUG(AH_NULL, HAL_DEBUG_ATTACH, "%s: sc %p st %p sh %p\n", __func__, sc, (void*) st, (void*) sh); /* NB: memory is returned zero'd */ ahp = ath_hal_malloc(sizeof (struct ath_hal_5212)); if (ahp == AH_NULL) { HALDEBUG(AH_NULL, HAL_DEBUG_ANY, "%s: cannot allocate memory for state block\n", __func__); *status = HAL_ENOMEM; return AH_NULL; } ar5212InitState(ahp, devid, sc, st, sh, status); ah = &ahp->ah_priv.h; if (!ar5212SetPowerMode(ah, HAL_PM_AWAKE, AH_TRUE)) { HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't wakeup chip\n", __func__); ecode = HAL_EIO; goto bad; } /* Read Revisions from Chips before taking out of reset */ val = OS_REG_READ(ah, AR_SREV) & AR_SREV_ID; AH_PRIVATE(ah)->ah_macVersion = val >> AR_SREV_ID_S; AH_PRIVATE(ah)->ah_macRev = val & AR_SREV_REVISION; AH_PRIVATE(ah)->ah_ispcie = IS_5424(ah) || IS_2425(ah); if (!ar5212IsMacSupported(AH_PRIVATE(ah)->ah_macVersion, AH_PRIVATE(ah)->ah_macRev)) { HALDEBUG(ah, HAL_DEBUG_ANY, "%s: Mac Chip Rev 0x%02x.%x not supported\n" , __func__, AH_PRIVATE(ah)->ah_macVersion, AH_PRIVATE(ah)->ah_macRev); ecode = HAL_ENOTSUPP; goto bad; } /* setup common ini data; rf backends handle remainder */ HAL_INI_INIT(&ahp->ah_ini_modes, ar5212Modes, 6); HAL_INI_INIT(&ahp->ah_ini_common, ar5212Common, 2); if (!ar5212ChipReset(ah, AH_NULL)) { /* reset chip */ HALDEBUG(ah, HAL_DEBUG_ANY, "%s: chip reset failed\n", __func__); ecode = HAL_EIO; goto bad; } AH_PRIVATE(ah)->ah_phyRev = OS_REG_READ(ah, AR_PHY_CHIP_ID); if (AH_PRIVATE(ah)->ah_ispcie) { /* XXX: build flag to disable this? */ ath_hal_configPCIE(ah, AH_FALSE, AH_FALSE); } if (!ar5212ChipTest(ah)) { HALDEBUG(ah, HAL_DEBUG_ANY, "%s: hardware self-test failed\n", __func__); ecode = HAL_ESELFTEST; goto bad; } /* Enable PCI core retry fix in software for Hainan and up */ if (AH_PRIVATE(ah)->ah_macVersion >= AR_SREV_VERSION_VENICE) OS_REG_SET_BIT(ah, AR_PCICFG, AR_PCICFG_RETRYFIXEN); /* * Set correct Baseband to analog shift * setting to access analog chips. */ OS_REG_WRITE(ah, AR_PHY(0), 0x00000007); /* Read Radio Chip Rev Extract */ AH_PRIVATE(ah)->ah_analog5GhzRev = ar5212GetRadioRev(ah); rf = ath_hal_rfprobe(ah, &ecode); if (rf == AH_NULL) goto bad; /* NB: silently accept anything in release code per Atheros */ switch (AH_PRIVATE(ah)->ah_analog5GhzRev & AR_RADIO_SREV_MAJOR) { case AR_RAD5111_SREV_MAJOR: case AR_RAD5112_SREV_MAJOR: case AR_RAD2112_SREV_MAJOR: case AR_RAD2111_SREV_MAJOR: case AR_RAD2413_SREV_MAJOR: case AR_RAD5413_SREV_MAJOR: case AR_RAD5424_SREV_MAJOR: break; default: if (AH_PRIVATE(ah)->ah_analog5GhzRev == 0) { /* * When RF_Silent is used, the * analog chip is reset. So when the system boots * up with the radio switch off we cannot determine * the RF chip rev. To workaround this check the * mac+phy revs and if Hainan, set the radio rev * to Derby. */ if (AH_PRIVATE(ah)->ah_macVersion == AR_SREV_VERSION_VENICE && AH_PRIVATE(ah)->ah_macRev == AR_SREV_HAINAN && AH_PRIVATE(ah)->ah_phyRev == AR_PHYREV_HAINAN) { AH_PRIVATE(ah)->ah_analog5GhzRev = AR_ANALOG5REV_HAINAN; break; } if (IS_2413(ah)) { /* Griffin */ AH_PRIVATE(ah)->ah_analog5GhzRev = AR_RAD2413_SREV_MAJOR | 0x1; break; } if (IS_5413(ah)) { /* Eagle */ AH_PRIVATE(ah)->ah_analog5GhzRev = AR_RAD5413_SREV_MAJOR | 0x2; break; } if (IS_2425(ah) || IS_2417(ah)) {/* Swan or Nala */ AH_PRIVATE(ah)->ah_analog5GhzRev = AR_RAD5424_SREV_MAJOR | 0x2; break; } } #ifdef AH_DEBUG HALDEBUG(ah, HAL_DEBUG_ANY, "%s: 5G Radio Chip Rev 0x%02X is not supported by " "this driver\n", __func__, AH_PRIVATE(ah)->ah_analog5GhzRev); ecode = HAL_ENOTSUPP; goto bad; #endif } if (IS_RAD5112_REV1(ah)) { HALDEBUG(ah, HAL_DEBUG_ANY, "%s: 5112 Rev 1 is not supported by this " "driver (analog5GhzRev 0x%x)\n", __func__, AH_PRIVATE(ah)->ah_analog5GhzRev); ecode = HAL_ENOTSUPP; goto bad; } val = OS_REG_READ(ah, AR_PCICFG); val = MS(val, AR_PCICFG_EEPROM_SIZE); if (val == 0) { if (!AH_PRIVATE(ah)->ah_ispcie) { HALDEBUG(ah, HAL_DEBUG_ANY, "%s: unsupported EEPROM size %u (0x%x) found\n", __func__, val, val); ecode = HAL_EESIZE; goto bad; } /* XXX AH_PRIVATE(ah)->ah_isPciExpress = AH_TRUE; */ } else if (val != AR_PCICFG_EEPROM_SIZE_16K) { if (AR_PCICFG_EEPROM_SIZE_FAILED == val) { HALDEBUG(ah, HAL_DEBUG_ANY, "%s: unsupported EEPROM size %u (0x%x) found\n", __func__, val, val); ecode = HAL_EESIZE; goto bad; } HALDEBUG(ah, HAL_DEBUG_ANY, "%s: EEPROM size = %d. Must be %d (16k).\n", __func__, val, AR_PCICFG_EEPROM_SIZE_16K); ecode = HAL_EESIZE; goto bad; } ecode = ath_hal_legacyEepromAttach(ah); if (ecode != HAL_OK) { goto bad; } ahp->ah_isHb63 = IS_2425(ah) && ath_hal_eepromGetFlag(ah, AR_EEP_ISTALON); /* * If Bmode and AR5212, verify 2.4 analog exists */ if (ath_hal_eepromGetFlag(ah, AR_EEP_BMODE) && (AH_PRIVATE(ah)->ah_analog5GhzRev & 0xF0) == AR_RAD5111_SREV_MAJOR) { /* * Set correct Baseband to analog shift * setting to access analog chips. */ OS_REG_WRITE(ah, AR_PHY(0), 0x00004007); OS_DELAY(2000); AH_PRIVATE(ah)->ah_analog2GhzRev = ar5212GetRadioRev(ah); /* Set baseband for 5GHz chip */ OS_REG_WRITE(ah, AR_PHY(0), 0x00000007); OS_DELAY(2000); if ((AH_PRIVATE(ah)->ah_analog2GhzRev & 0xF0) != AR_RAD2111_SREV_MAJOR) { HALDEBUG(ah, HAL_DEBUG_ANY, "%s: 2G Radio Chip Rev 0x%02X is not " "supported by this driver\n", __func__, AH_PRIVATE(ah)->ah_analog2GhzRev); ecode = HAL_ENOTSUPP; goto bad; } } ecode = ath_hal_eepromGet(ah, AR_EEP_REGDMN_0, &eeval); if (ecode != HAL_OK) { HALDEBUG(ah, HAL_DEBUG_ANY, "%s: cannot read regulatory domain from EEPROM\n", __func__); goto bad; } AH_PRIVATE(ah)->ah_currentRD = eeval; /* XXX record serial number */ /* * Got everything we need now to setup the capabilities. */ if (!ar5212FillCapabilityInfo(ah)) { HALDEBUG(ah, HAL_DEBUG_ANY, "%s: failed ar5212FillCapabilityInfo\n", __func__); ecode = HAL_EEREAD; goto bad; } if (!rf->attach(ah, &ecode)) { HALDEBUG(ah, HAL_DEBUG_ANY, "%s: RF setup failed, status %u\n", __func__, ecode); goto bad; } /* * Set noise floor adjust method; we arrange a * direct call instead of thunking. */ AH_PRIVATE(ah)->ah_getNfAdjust = ahp->ah_rfHal->getNfAdjust; /* Initialize gain ladder thermal calibration structure */ ar5212InitializeGainValues(ah); ecode = ath_hal_eepromGet(ah, AR_EEP_MACADDR, ahp->ah_macaddr); if (ecode != HAL_OK) { HALDEBUG(ah, HAL_DEBUG_ANY, "%s: error getting mac address from EEPROM\n", __func__); goto bad; } ar5212AniSetup(ah); /* Setup of Radar/AR structures happens in ath_hal_initchannels*/ ar5212InitNfCalHistBuffer(ah); /* XXX EAR stuff goes here */ HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: return\n", __func__); return ah; bad: if (ahp) ar5212Detach((struct ath_hal *) ahp); if (status) *status = ecode; return AH_NULL; #undef AH_EEPROM_PROTECT } void ar5212Detach(struct ath_hal *ah) { HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s:\n", __func__); HALASSERT(ah != AH_NULL); HALASSERT(ah->ah_magic == AR5212_MAGIC); ar5212AniDetach(ah); ar5212RfDetach(ah); ar5212Disable(ah); ar5212SetPowerMode(ah, HAL_PM_FULL_SLEEP, AH_TRUE); ath_hal_eepromDetach(ah); ath_hal_free(ah); } HAL_BOOL ar5212ChipTest(struct ath_hal *ah) { uint32_t regAddr[2] = { AR_STA_ID0, AR_PHY_BASE+(8 << 2) }; uint32_t regHold[2]; uint32_t patternData[4] = { 0x55555555, 0xaaaaaaaa, 0x66666666, 0x99999999 }; int i, j; /* Test PHY & MAC registers */ for (i = 0; i < 2; i++) { uint32_t addr = regAddr[i]; uint32_t wrData, rdData; regHold[i] = OS_REG_READ(ah, addr); for (j = 0; j < 0x100; j++) { wrData = (j << 16) | j; OS_REG_WRITE(ah, addr, wrData); rdData = OS_REG_READ(ah, addr); if (rdData != wrData) { HALDEBUG(ah, HAL_DEBUG_ANY, "%s: address test failed addr: 0x%08x - wr:0x%08x != rd:0x%08x\n", __func__, addr, wrData, rdData); return AH_FALSE; } } for (j = 0; j < 4; j++) { wrData = patternData[j]; OS_REG_WRITE(ah, addr, wrData); rdData = OS_REG_READ(ah, addr); if (wrData != rdData) { HALDEBUG(ah, HAL_DEBUG_ANY, "%s: address test failed addr: 0x%08x - wr:0x%08x != rd:0x%08x\n", __func__, addr, wrData, rdData); return AH_FALSE; } } OS_REG_WRITE(ah, regAddr[i], regHold[i]); } OS_DELAY(100); return AH_TRUE; } /* * Store the channel edges for the requested operational mode */ HAL_BOOL ar5212GetChannelEdges(struct ath_hal *ah, uint16_t flags, uint16_t *low, uint16_t *high) { if (flags & IEEE80211_CHAN_5GHZ) { *low = 4915; *high = 6100; return AH_TRUE; } if ((flags & IEEE80211_CHAN_2GHZ) && (ath_hal_eepromGetFlag(ah, AR_EEP_BMODE) || ath_hal_eepromGetFlag(ah, AR_EEP_GMODE))) { *low = 2312; *high = 2732; return AH_TRUE; } return AH_FALSE; } /* * Disable PLL when in L0s as well as receiver clock when in L1. * This power saving option must be enabled through the Serdes. * * Programming the Serdes must go through the same 288 bit serial shift * register as the other analog registers. Hence the 9 writes. * * XXX Clean up the magic numbers. */ static void ar5212ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore, HAL_BOOL power_off) { OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x9248fc00); OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x24924924); /* RX shut off when elecidle is asserted */ OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x28000039); OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x53160824); OS_REG_WRITE(ah, AR_PCIE_SERDES, 0xe5980579); /* Shut off PLL and CLKREQ active in L1 */ OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x001defff); OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x1aaabe40); OS_REG_WRITE(ah, AR_PCIE_SERDES, 0xbe105554); OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x000e3007); /* Load the new settings */ OS_REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000); } static void ar5212DisablePCIE(struct ath_hal *ah) { /* NB: fill in for 9100 */ } /* * Fill all software cached or static hardware state information. * Return failure if capabilities are to come from EEPROM and * cannot be read. */ HAL_BOOL ar5212FillCapabilityInfo(struct ath_hal *ah) { #define AR_KEYTABLE_SIZE 128 #define IS_GRIFFIN_LITE(ah) \ (AH_PRIVATE(ah)->ah_macVersion == AR_SREV_VERSION_GRIFFIN && \ AH_PRIVATE(ah)->ah_macRev == AR_SREV_GRIFFIN_LITE) #define IS_COBRA(ah) \ (AH_PRIVATE(ah)->ah_macVersion == AR_SREV_VERSION_COBRA) #define IS_2112(ah) \ ((AH_PRIVATE(ah)->ah_analog5GhzRev & 0xF0) == AR_RAD2112_SREV_MAJOR) struct ath_hal_private *ahpriv = AH_PRIVATE(ah); HAL_CAPABILITIES *pCap = &ahpriv->ah_caps; uint16_t capField, val; /* Read the capability EEPROM location */ if (ath_hal_eepromGet(ah, AR_EEP_OPCAP, &capField) != HAL_OK) { HALDEBUG(ah, HAL_DEBUG_ANY, "%s: unable to read caps from eeprom\n", __func__); return AH_FALSE; } if (IS_2112(ah)) ath_hal_eepromSet(ah, AR_EEP_AMODE, AH_FALSE); if (capField == 0 && IS_GRIFFIN_LITE(ah)) { /* * For griffin-lite cards with unprogrammed capabilities. */ ath_hal_eepromSet(ah, AR_EEP_COMPRESS, AH_FALSE); ath_hal_eepromSet(ah, AR_EEP_FASTFRAME, AH_FALSE); ath_hal_eepromSet(ah, AR_EEP_TURBO5DISABLE, AH_TRUE); ath_hal_eepromSet(ah, AR_EEP_TURBO2DISABLE, AH_TRUE); HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: override caps for griffin-lite, now 0x%x (+!turbo)\n", __func__, capField); } /* Modify reg domain on newer cards that need to work with older sw */ if (ahpriv->ah_opmode != HAL_M_HOSTAP && ahpriv->ah_subvendorid == AR_SUBVENDOR_ID_NEW_A) { if (ahpriv->ah_currentRD == 0x64 || ahpriv->ah_currentRD == 0x65) ahpriv->ah_currentRD += 5; else if (ahpriv->ah_currentRD == 0x41) ahpriv->ah_currentRD = 0x43; HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: regdomain mapped to 0x%x\n", __func__, ahpriv->ah_currentRD); } if (AH_PRIVATE(ah)->ah_macVersion == AR_SREV_2417 || AH_PRIVATE(ah)->ah_macVersion == AR_SREV_2425) { HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: enable Bmode and disable turbo for Swan/Nala\n", __func__); ath_hal_eepromSet(ah, AR_EEP_BMODE, AH_TRUE); ath_hal_eepromSet(ah, AR_EEP_COMPRESS, AH_FALSE); ath_hal_eepromSet(ah, AR_EEP_FASTFRAME, AH_FALSE); ath_hal_eepromSet(ah, AR_EEP_TURBO5DISABLE, AH_TRUE); ath_hal_eepromSet(ah, AR_EEP_TURBO2DISABLE, AH_TRUE); } /* Construct wireless mode from EEPROM */ pCap->halWirelessModes = 0; if (ath_hal_eepromGetFlag(ah, AR_EEP_AMODE)) { pCap->halWirelessModes |= HAL_MODE_11A; if (!ath_hal_eepromGetFlag(ah, AR_EEP_TURBO5DISABLE)) pCap->halWirelessModes |= HAL_MODE_TURBO; } if (ath_hal_eepromGetFlag(ah, AR_EEP_BMODE)) pCap->halWirelessModes |= HAL_MODE_11B; if (ath_hal_eepromGetFlag(ah, AR_EEP_GMODE) && ahpriv->ah_subvendorid != AR_SUBVENDOR_ID_NOG) { pCap->halWirelessModes |= HAL_MODE_11G; if (!ath_hal_eepromGetFlag(ah, AR_EEP_TURBO2DISABLE)) pCap->halWirelessModes |= HAL_MODE_108G; } pCap->halLow2GhzChan = 2312; /* XXX 2417 too? */ if (IS_RAD5112_ANY(ah) || IS_5413(ah) || IS_2425(ah) || IS_2417(ah)) pCap->halHigh2GhzChan = 2500; else pCap->halHigh2GhzChan = 2732; /* * For AR5111 version < 4, the lowest centre frequency supported is * 5130MHz. For AR5111 version 4, the 4.9GHz channels are supported * but only in 10MHz increments. * * In addition, the programming method is wrong - it uses the IEEE * channel number to calculate the frequency, rather than the * channel centre. Since half/quarter rates re-use some of the * 5GHz channel IEEE numbers, this will result in a badly programmed * synth. * * Until the relevant support is written, just limit lower frequency * support for AR5111 so things aren't incorrectly programmed. * * XXX It's also possible this code doesn't correctly limit the * centre frequencies of potential channels; this is very important * for half/quarter rate! */ if (AH_RADIO_MAJOR(ah) == AR_RAD5111_SREV_MAJOR) { pCap->halLow5GhzChan = 5120; /* XXX lowest centre = 5130MHz */ } else { pCap->halLow5GhzChan = 4915; } pCap->halHigh5GhzChan = 6100; pCap->halCipherCkipSupport = AH_FALSE; pCap->halCipherTkipSupport = AH_TRUE; pCap->halCipherAesCcmSupport = (ath_hal_eepromGetFlag(ah, AR_EEP_AES) && ((AH_PRIVATE(ah)->ah_macVersion > AR_SREV_VERSION_VENICE) || ((AH_PRIVATE(ah)->ah_macVersion == AR_SREV_VERSION_VENICE) && (AH_PRIVATE(ah)->ah_macRev >= AR_SREV_VERSION_OAHU)))); pCap->halMicCkipSupport = AH_FALSE; pCap->halMicTkipSupport = AH_TRUE; pCap->halMicAesCcmSupport = ath_hal_eepromGetFlag(ah, AR_EEP_AES); /* * Starting with Griffin TX+RX mic keys can be combined * in one key cache slot. */ if (AH_PRIVATE(ah)->ah_macVersion >= AR_SREV_VERSION_GRIFFIN) pCap->halTkipMicTxRxKeySupport = AH_TRUE; else pCap->halTkipMicTxRxKeySupport = AH_FALSE; pCap->halChanSpreadSupport = AH_TRUE; pCap->halSleepAfterBeaconBroken = AH_TRUE; if (ahpriv->ah_macRev > 1 || IS_COBRA(ah)) { pCap->halCompressSupport = ath_hal_eepromGetFlag(ah, AR_EEP_COMPRESS) && (pCap->halWirelessModes & (HAL_MODE_11A|HAL_MODE_11G)) != 0; pCap->halBurstSupport = ath_hal_eepromGetFlag(ah, AR_EEP_BURST); pCap->halFastFramesSupport = ath_hal_eepromGetFlag(ah, AR_EEP_FASTFRAME) && (pCap->halWirelessModes & (HAL_MODE_11A|HAL_MODE_11G)) != 0; pCap->halChapTuningSupport = AH_TRUE; pCap->halTurboPrimeSupport = AH_TRUE; } pCap->halTurboGSupport = pCap->halWirelessModes & HAL_MODE_108G; pCap->halPSPollBroken = AH_TRUE; /* XXX fixed in later revs? */ pCap->halNumMRRetries = 4; /* Hardware supports 4 MRR */ pCap->halNumTxMaps = 1; /* Single TX ptr per descr */ pCap->halVEOLSupport = AH_TRUE; pCap->halBssIdMaskSupport = AH_TRUE; pCap->halMcastKeySrchSupport = AH_TRUE; if ((ahpriv->ah_macVersion == AR_SREV_VERSION_VENICE && ahpriv->ah_macRev == 8) || ahpriv->ah_macVersion > AR_SREV_VERSION_VENICE) pCap->halTsfAddSupport = AH_TRUE; if (ath_hal_eepromGet(ah, AR_EEP_MAXQCU, &val) == HAL_OK) pCap->halTotalQueues = val; else pCap->halTotalQueues = HAL_NUM_TX_QUEUES; if (ath_hal_eepromGet(ah, AR_EEP_KCENTRIES, &val) == HAL_OK) pCap->halKeyCacheSize = val; else pCap->halKeyCacheSize = AR_KEYTABLE_SIZE; pCap->halChanHalfRate = AH_TRUE; pCap->halChanQuarterRate = AH_TRUE; /* * RSSI uses the combined field; some 11n NICs may use * the control chain RSSI. */ pCap->halUseCombinedRadarRssi = AH_TRUE; if (ath_hal_eepromGetFlag(ah, AR_EEP_RFKILL) && ath_hal_eepromGet(ah, AR_EEP_RFSILENT, &ahpriv->ah_rfsilent) == HAL_OK) { /* NB: enabled by default */ ahpriv->ah_rfkillEnabled = AH_TRUE; pCap->halRfSilentSupport = AH_TRUE; } /* NB: this is a guess, no one seems to know the answer */ ahpriv->ah_rxornIsFatal = (AH_PRIVATE(ah)->ah_macVersion < AR_SREV_VERSION_VENICE); /* enable features that first appeared in Hainan */ if ((AH_PRIVATE(ah)->ah_macVersion == AR_SREV_VERSION_VENICE && AH_PRIVATE(ah)->ah_macRev == AR_SREV_HAINAN) || AH_PRIVATE(ah)->ah_macVersion > AR_SREV_VERSION_VENICE) { /* h/w phy counters */ pCap->halHwPhyCounterSupport = AH_TRUE; /* bssid match disable */ pCap->halBssidMatchSupport = AH_TRUE; } pCap->halRxTstampPrecision = 15; pCap->halTxTstampPrecision = 16; pCap->halIntrMask = HAL_INT_COMMON | HAL_INT_RX | HAL_INT_TX | HAL_INT_FATAL | HAL_INT_BNR | HAL_INT_BMISC ; if (AH_PRIVATE(ah)->ah_macVersion < AR_SREV_VERSION_GRIFFIN) pCap->halIntrMask &= ~HAL_INT_TBTT; pCap->hal4kbSplitTransSupport = AH_TRUE; pCap->halHasRxSelfLinkedTail = AH_TRUE; return AH_TRUE; #undef IS_COBRA #undef IS_GRIFFIN_LITE #undef AR_KEYTABLE_SIZE } static const char* ar5212Probe(uint16_t vendorid, uint16_t devid) { if (vendorid == ATHEROS_VENDOR_ID || vendorid == ATHEROS_3COM_VENDOR_ID || vendorid == ATHEROS_3COM2_VENDOR_ID) { switch (devid) { case AR5212_FPGA: return "Atheros 5212 (FPGA)"; case AR5212_DEVID: case AR5212_DEVID_IBM: case AR5212_DEFAULT: return "Atheros 5212"; case AR5212_AR2413: return "Atheros 2413"; case AR5212_AR2417: return "Atheros 2417"; case AR5212_AR5413: return "Atheros 5413"; case AR5212_AR5424: return "Atheros 5424/2424"; } } return AH_NULL; } AH_CHIP(AR5212, ar5212Probe, ar5212Attach);