928 lines
30 KiB
C
928 lines
30 KiB
C
/*
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* Copyright (c) 2002-2008 Sam Leffler, Errno Consulting
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* Copyright (c) 2002-2008 Atheros Communications, Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* $FreeBSD$
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*/
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#include "opt_ah.h"
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#include "ah.h"
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#include "ah_internal.h"
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#include "ah_devid.h"
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#include "ah_eeprom_v14.h"
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#include "ar5416/ar5416.h"
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#include "ar5416/ar5416reg.h"
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#include "ar5416/ar5416phy.h"
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#include "ar5416/ar5416.ini"
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static void ar5416ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore);
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static void ar5416WriteIni(struct ath_hal *ah,
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const struct ieee80211_channel *chan);
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static void ar5416SpurMitigate(struct ath_hal *ah,
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const struct ieee80211_channel *chan);
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static void
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ar5416AniSetup(struct ath_hal *ah)
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{
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static const struct ar5212AniParams aniparams = {
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.maxNoiseImmunityLevel = 4, /* levels 0..4 */
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.totalSizeDesired = { -55, -55, -55, -55, -62 },
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.coarseHigh = { -14, -14, -14, -14, -12 },
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.coarseLow = { -64, -64, -64, -64, -70 },
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.firpwr = { -78, -78, -78, -78, -80 },
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.maxSpurImmunityLevel = 2,
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.cycPwrThr1 = { 2, 4, 6 },
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.maxFirstepLevel = 2, /* levels 0..2 */
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.firstep = { 0, 4, 8 },
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.ofdmTrigHigh = 500,
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.ofdmTrigLow = 200,
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.cckTrigHigh = 200,
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.cckTrigLow = 100,
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.rssiThrHigh = 40,
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.rssiThrLow = 7,
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.period = 100,
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};
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/* NB: disable ANI noise immmunity for reliable RIFS rx */
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AH5416(ah)->ah_ani_function &= ~(1 << HAL_ANI_NOISE_IMMUNITY_LEVEL);
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ar5416AniAttach(ah, &aniparams, &aniparams, AH_TRUE);
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}
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/*
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* AR5416 doesn't do OLC or temperature compensation.
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*/
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static void
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ar5416olcInit(struct ath_hal *ah)
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{
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}
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static void
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ar5416olcTempCompensation(struct ath_hal *ah)
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{
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}
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/*
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* Attach for an AR5416 part.
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*/
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void
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ar5416InitState(struct ath_hal_5416 *ahp5416, uint16_t devid, HAL_SOFTC sc,
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HAL_BUS_TAG st, HAL_BUS_HANDLE sh, HAL_STATUS *status)
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{
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struct ath_hal_5212 *ahp;
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struct ath_hal *ah;
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ahp = &ahp5416->ah_5212;
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ar5212InitState(ahp, devid, sc, st, sh, status);
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ah = &ahp->ah_priv.h;
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/* override 5212 methods for our needs */
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ah->ah_magic = AR5416_MAGIC;
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ah->ah_getRateTable = ar5416GetRateTable;
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ah->ah_detach = ar5416Detach;
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/* Reset functions */
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ah->ah_reset = ar5416Reset;
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ah->ah_phyDisable = ar5416PhyDisable;
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ah->ah_disable = ar5416Disable;
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ah->ah_configPCIE = ar5416ConfigPCIE;
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ah->ah_perCalibration = ar5416PerCalibration;
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ah->ah_perCalibrationN = ar5416PerCalibrationN,
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ah->ah_resetCalValid = ar5416ResetCalValid,
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ah->ah_setTxPowerLimit = ar5416SetTxPowerLimit;
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ah->ah_setTxPower = ar5416SetTransmitPower;
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ah->ah_setBoardValues = ar5416SetBoardValues;
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/* Transmit functions */
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ah->ah_stopTxDma = ar5416StopTxDma;
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ah->ah_setupTxDesc = ar5416SetupTxDesc;
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ah->ah_setupXTxDesc = ar5416SetupXTxDesc;
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ah->ah_fillTxDesc = ar5416FillTxDesc;
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ah->ah_procTxDesc = ar5416ProcTxDesc;
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ah->ah_getTxCompletionRates = ar5416GetTxCompletionRates;
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ah->ah_setupTxQueue = ar5416SetupTxQueue;
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ah->ah_resetTxQueue = ar5416ResetTxQueue;
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/* Receive Functions */
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ah->ah_getRxFilter = ar5416GetRxFilter;
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ah->ah_setRxFilter = ar5416SetRxFilter;
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ah->ah_startPcuReceive = ar5416StartPcuReceive;
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ah->ah_stopPcuReceive = ar5416StopPcuReceive;
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ah->ah_setupRxDesc = ar5416SetupRxDesc;
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ah->ah_procRxDesc = ar5416ProcRxDesc;
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ah->ah_rxMonitor = ar5416RxMonitor;
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ah->ah_aniPoll = ar5416AniPoll;
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ah->ah_procMibEvent = ar5416ProcessMibIntr;
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/* Misc Functions */
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ah->ah_getCapability = ar5416GetCapability;
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ah->ah_getDiagState = ar5416GetDiagState;
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ah->ah_setLedState = ar5416SetLedState;
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ah->ah_gpioCfgOutput = ar5416GpioCfgOutput;
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ah->ah_gpioCfgInput = ar5416GpioCfgInput;
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ah->ah_gpioGet = ar5416GpioGet;
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ah->ah_gpioSet = ar5416GpioSet;
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ah->ah_gpioSetIntr = ar5416GpioSetIntr;
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ah->ah_getTsf64 = ar5416GetTsf64;
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ah->ah_resetTsf = ar5416ResetTsf;
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ah->ah_getRfGain = ar5416GetRfgain;
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ah->ah_setAntennaSwitch = ar5416SetAntennaSwitch;
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ah->ah_setDecompMask = ar5416SetDecompMask;
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ah->ah_setCoverageClass = ar5416SetCoverageClass;
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ah->ah_setQuiet = ar5416SetQuiet;
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ah->ah_resetKeyCacheEntry = ar5416ResetKeyCacheEntry;
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ah->ah_setKeyCacheEntry = ar5416SetKeyCacheEntry;
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/* DFS Functions */
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ah->ah_enableDfs = ar5416EnableDfs;
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ah->ah_getDfsThresh = ar5416GetDfsThresh;
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ah->ah_procRadarEvent = ar5416ProcessRadarEvent;
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ah->ah_isFastClockEnabled = ar5416IsFastClockEnabled;
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/* Power Management Functions */
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ah->ah_setPowerMode = ar5416SetPowerMode;
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/* Beacon Management Functions */
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ah->ah_setBeaconTimers = ar5416SetBeaconTimers;
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ah->ah_beaconInit = ar5416BeaconInit;
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ah->ah_setStationBeaconTimers = ar5416SetStaBeaconTimers;
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ah->ah_resetStationBeaconTimers = ar5416ResetStaBeaconTimers;
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ah->ah_getNextTBTT = ar5416GetNextTBTT;
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/* 802.11n Functions */
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ah->ah_chainTxDesc = ar5416ChainTxDesc;
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ah->ah_setupFirstTxDesc = ar5416SetupFirstTxDesc;
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ah->ah_setupLastTxDesc = ar5416SetupLastTxDesc;
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ah->ah_set11nRateScenario = ar5416Set11nRateScenario;
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ah->ah_set11nAggrFirst = ar5416Set11nAggrFirst;
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ah->ah_set11nAggrMiddle = ar5416Set11nAggrMiddle;
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ah->ah_set11nAggrLast = ar5416Set11nAggrLast;
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ah->ah_clr11nAggr = ar5416Clr11nAggr;
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ah->ah_set11nBurstDuration = ar5416Set11nBurstDuration;
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ah->ah_get11nExtBusy = ar5416Get11nExtBusy;
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ah->ah_set11nMac2040 = ar5416Set11nMac2040;
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ah->ah_get11nRxClear = ar5416Get11nRxClear;
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ah->ah_set11nRxClear = ar5416Set11nRxClear;
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/* Interrupt functions */
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ah->ah_isInterruptPending = ar5416IsInterruptPending;
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ah->ah_getPendingInterrupts = ar5416GetPendingInterrupts;
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ah->ah_setInterrupts = ar5416SetInterrupts;
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ahp->ah_priv.ah_getWirelessModes= ar5416GetWirelessModes;
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ahp->ah_priv.ah_eepromRead = ar5416EepromRead;
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#ifdef AH_SUPPORT_WRITE_EEPROM
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ahp->ah_priv.ah_eepromWrite = ar5416EepromWrite;
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#endif
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ahp->ah_priv.ah_getChipPowerLimits = ar5416GetChipPowerLimits;
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/* Internal ops */
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AH5416(ah)->ah_writeIni = ar5416WriteIni;
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AH5416(ah)->ah_spurMitigate = ar5416SpurMitigate;
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/* Internal baseband ops */
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AH5416(ah)->ah_initPLL = ar5416InitPLL;
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/* Internal calibration ops */
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AH5416(ah)->ah_cal_initcal = ar5416InitCalHardware;
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/* Internal TX power control related operations */
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AH5416(ah)->ah_olcInit = ar5416olcInit;
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AH5416(ah)->ah_olcTempCompensation = ar5416olcTempCompensation;
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AH5416(ah)->ah_setPowerCalTable = ar5416SetPowerCalTable;
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/*
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* Start by setting all Owl devices to 2x2
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*/
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AH5416(ah)->ah_rx_chainmask = AR5416_DEFAULT_RXCHAINMASK;
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AH5416(ah)->ah_tx_chainmask = AR5416_DEFAULT_TXCHAINMASK;
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/* Enable all ANI functions to begin with */
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AH5416(ah)->ah_ani_function = 0xffffffff;
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/* Set overridable ANI methods */
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AH5212(ah)->ah_aniControl = ar5416AniControl;
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}
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uint32_t
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ar5416GetRadioRev(struct ath_hal *ah)
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{
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uint32_t val;
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int i;
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/* Read Radio Chip Rev Extract */
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OS_REG_WRITE(ah, AR_PHY(0x36), 0x00007058);
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for (i = 0; i < 8; i++)
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OS_REG_WRITE(ah, AR_PHY(0x20), 0x00010000);
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val = (OS_REG_READ(ah, AR_PHY(256)) >> 24) & 0xff;
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val = ((val & 0xf0) >> 4) | ((val & 0x0f) << 4);
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return ath_hal_reverseBits(val, 8);
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}
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/*
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* Attach for an AR5416 part.
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*/
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static struct ath_hal *
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ar5416Attach(uint16_t devid, HAL_SOFTC sc,
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HAL_BUS_TAG st, HAL_BUS_HANDLE sh, uint16_t *eepromdata,
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HAL_STATUS *status)
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{
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struct ath_hal_5416 *ahp5416;
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struct ath_hal_5212 *ahp;
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struct ath_hal *ah;
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uint32_t val;
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HAL_STATUS ecode;
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HAL_BOOL rfStatus;
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HALDEBUG(AH_NULL, HAL_DEBUG_ATTACH, "%s: sc %p st %p sh %p\n",
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__func__, sc, (void*) st, (void*) sh);
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/* NB: memory is returned zero'd */
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ahp5416 = ath_hal_malloc(sizeof (struct ath_hal_5416) +
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/* extra space for Owl 2.1/2.2 WAR */
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sizeof(ar5416Addac)
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);
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if (ahp5416 == AH_NULL) {
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HALDEBUG(AH_NULL, HAL_DEBUG_ANY,
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"%s: cannot allocate memory for state block\n", __func__);
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*status = HAL_ENOMEM;
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return AH_NULL;
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}
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ar5416InitState(ahp5416, devid, sc, st, sh, status);
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ahp = &ahp5416->ah_5212;
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ah = &ahp->ah_priv.h;
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if (!ar5416SetResetReg(ah, HAL_RESET_POWER_ON)) {
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/* reset chip */
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HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't reset chip\n", __func__);
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ecode = HAL_EIO;
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goto bad;
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}
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if (!ar5416SetPowerMode(ah, HAL_PM_AWAKE, AH_TRUE)) {
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HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't wakeup chip\n", __func__);
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ecode = HAL_EIO;
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goto bad;
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}
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/* Read Revisions from Chips before taking out of reset */
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val = OS_REG_READ(ah, AR_SREV) & AR_SREV_ID;
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AH_PRIVATE(ah)->ah_macVersion = val >> AR_SREV_ID_S;
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AH_PRIVATE(ah)->ah_macRev = val & AR_SREV_REVISION;
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AH_PRIVATE(ah)->ah_ispcie = (devid == AR5416_DEVID_PCIE);
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/* setup common ini data; rf backends handle remainder */
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HAL_INI_INIT(&ahp->ah_ini_modes, ar5416Modes, 6);
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HAL_INI_INIT(&ahp->ah_ini_common, ar5416Common, 2);
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HAL_INI_INIT(&AH5416(ah)->ah_ini_bb_rfgain, ar5416BB_RfGain, 3);
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HAL_INI_INIT(&AH5416(ah)->ah_ini_bank0, ar5416Bank0, 2);
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HAL_INI_INIT(&AH5416(ah)->ah_ini_bank1, ar5416Bank1, 2);
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HAL_INI_INIT(&AH5416(ah)->ah_ini_bank2, ar5416Bank2, 2);
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HAL_INI_INIT(&AH5416(ah)->ah_ini_bank3, ar5416Bank3, 3);
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HAL_INI_INIT(&AH5416(ah)->ah_ini_bank6, ar5416Bank6, 3);
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HAL_INI_INIT(&AH5416(ah)->ah_ini_bank7, ar5416Bank7, 2);
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HAL_INI_INIT(&AH5416(ah)->ah_ini_addac, ar5416Addac, 2);
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if (! IS_5416V2_2(ah)) { /* Owl 2.1/2.0 */
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ath_hal_printf(ah, "[ath] Enabling CLKDRV workaround for AR5416 < v2.2\n");
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struct ini {
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uint32_t *data; /* NB: !const */
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int rows, cols;
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};
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/* override CLKDRV value */
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OS_MEMCPY(&AH5416(ah)[1], ar5416Addac, sizeof(ar5416Addac));
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AH5416(ah)->ah_ini_addac.data = (uint32_t *) &AH5416(ah)[1];
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HAL_INI_VAL((struct ini *)&AH5416(ah)->ah_ini_addac, 31, 1) = 0;
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}
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HAL_INI_INIT(&AH5416(ah)->ah_ini_pcieserdes, ar5416PciePhy, 2);
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ar5416AttachPCIE(ah);
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ecode = ath_hal_v14EepromAttach(ah);
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if (ecode != HAL_OK)
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goto bad;
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if (!ar5416ChipReset(ah, AH_NULL)) { /* reset chip */
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HALDEBUG(ah, HAL_DEBUG_ANY, "%s: chip reset failed\n",
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__func__);
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ecode = HAL_EIO;
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goto bad;
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}
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AH_PRIVATE(ah)->ah_phyRev = OS_REG_READ(ah, AR_PHY_CHIP_ID);
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if (!ar5212ChipTest(ah)) {
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HALDEBUG(ah, HAL_DEBUG_ANY, "%s: hardware self-test failed\n",
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__func__);
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ecode = HAL_ESELFTEST;
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goto bad;
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}
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/*
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* Set correct Baseband to analog shift
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* setting to access analog chips.
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*/
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OS_REG_WRITE(ah, AR_PHY(0), 0x00000007);
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/* Read Radio Chip Rev Extract */
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AH_PRIVATE(ah)->ah_analog5GhzRev = ar5212GetRadioRev(ah);
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switch (AH_PRIVATE(ah)->ah_analog5GhzRev & AR_RADIO_SREV_MAJOR) {
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case AR_RAD5122_SREV_MAJOR: /* Fowl: 5G/2x2 */
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case AR_RAD2122_SREV_MAJOR: /* Fowl: 2+5G/2x2 */
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case AR_RAD2133_SREV_MAJOR: /* Fowl: 2G/3x3 */
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case AR_RAD5133_SREV_MAJOR: /* Fowl: 2+5G/3x3 */
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break;
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default:
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if (AH_PRIVATE(ah)->ah_analog5GhzRev == 0) {
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/*
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* When RF_Silen is used the analog chip is reset.
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* So when the system boots with radio switch off
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* the RF chip rev reads back as zero and we need
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* to use the mac+phy revs to set the radio rev.
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*/
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AH_PRIVATE(ah)->ah_analog5GhzRev =
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AR_RAD5133_SREV_MAJOR;
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break;
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}
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/* NB: silently accept anything in release code per Atheros */
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#ifdef AH_DEBUG
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HALDEBUG(ah, HAL_DEBUG_ANY,
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"%s: 5G Radio Chip Rev 0x%02X is not supported by "
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"this driver\n", __func__,
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AH_PRIVATE(ah)->ah_analog5GhzRev);
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ecode = HAL_ENOTSUPP;
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goto bad;
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#endif
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}
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/*
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* Got everything we need now to setup the capabilities.
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*/
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if (!ar5416FillCapabilityInfo(ah)) {
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ecode = HAL_EEREAD;
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goto bad;
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}
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ecode = ath_hal_eepromGet(ah, AR_EEP_MACADDR, ahp->ah_macaddr);
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if (ecode != HAL_OK) {
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HALDEBUG(ah, HAL_DEBUG_ANY,
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"%s: error getting mac address from EEPROM\n", __func__);
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goto bad;
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}
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/* XXX How about the serial number ? */
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/* Read Reg Domain */
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AH_PRIVATE(ah)->ah_currentRD =
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ath_hal_eepromGet(ah, AR_EEP_REGDMN_0, AH_NULL);
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AH_PRIVATE(ah)->ah_currentRDext =
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ath_hal_eepromGet(ah, AR_EEP_REGDMN_1, AH_NULL);
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|
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/*
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* ah_miscMode is populated by ar5416FillCapabilityInfo()
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* starting from griffin. Set here to make sure that
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* AR_MISC_MODE_MIC_NEW_LOC_ENABLE is set before a GTK is
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* placed into hardware.
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*/
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if (ahp->ah_miscMode != 0)
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OS_REG_WRITE(ah, AR_MISC_MODE, OS_REG_READ(ah, AR_MISC_MODE) | ahp->ah_miscMode);
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|
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rfStatus = ar2133RfAttach(ah, &ecode);
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if (!rfStatus) {
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HALDEBUG(ah, HAL_DEBUG_ANY, "%s: RF setup failed, status %u\n",
|
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__func__, ecode);
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goto bad;
|
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}
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|
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ar5416AniSetup(ah); /* Anti Noise Immunity */
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|
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AH5416(ah)->nf_2g.max = AR_PHY_CCA_MAX_GOOD_VAL_5416_2GHZ;
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AH5416(ah)->nf_2g.min = AR_PHY_CCA_MIN_GOOD_VAL_5416_2GHZ;
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AH5416(ah)->nf_2g.nominal = AR_PHY_CCA_NOM_VAL_5416_2GHZ;
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AH5416(ah)->nf_5g.max = AR_PHY_CCA_MAX_GOOD_VAL_5416_5GHZ;
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AH5416(ah)->nf_5g.min = AR_PHY_CCA_MIN_GOOD_VAL_5416_5GHZ;
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AH5416(ah)->nf_5g.nominal = AR_PHY_CCA_NOM_VAL_5416_5GHZ;
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|
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ar5416InitNfHistBuff(AH5416(ah)->ah_cal.nfCalHist);
|
|
|
|
HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: return\n", __func__);
|
|
|
|
return ah;
|
|
bad:
|
|
if (ahp)
|
|
ar5416Detach((struct ath_hal *) ahp);
|
|
if (status)
|
|
*status = ecode;
|
|
return AH_NULL;
|
|
}
|
|
|
|
void
|
|
ar5416Detach(struct ath_hal *ah)
|
|
{
|
|
HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s:\n", __func__);
|
|
|
|
HALASSERT(ah != AH_NULL);
|
|
HALASSERT(ah->ah_magic == AR5416_MAGIC);
|
|
|
|
/* Make sure that chip is awake before writing to it */
|
|
if (! ar5416SetPowerMode(ah, HAL_PM_AWAKE, AH_TRUE))
|
|
HALDEBUG(ah, HAL_DEBUG_UNMASKABLE,
|
|
"%s: failed to wake up chip\n",
|
|
__func__);
|
|
|
|
ar5416AniDetach(ah);
|
|
ar5212RfDetach(ah);
|
|
ah->ah_disable(ah);
|
|
ar5416SetPowerMode(ah, HAL_PM_FULL_SLEEP, AH_TRUE);
|
|
ath_hal_eepromDetach(ah);
|
|
ath_hal_free(ah);
|
|
}
|
|
|
|
void
|
|
ar5416AttachPCIE(struct ath_hal *ah)
|
|
{
|
|
if (AH_PRIVATE(ah)->ah_ispcie)
|
|
ath_hal_configPCIE(ah, AH_FALSE);
|
|
else
|
|
ath_hal_disablePCIE(ah);
|
|
}
|
|
|
|
static void
|
|
ar5416ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore)
|
|
{
|
|
if (AH_PRIVATE(ah)->ah_ispcie && !restore) {
|
|
ath_hal_ini_write(ah, &AH5416(ah)->ah_ini_pcieserdes, 1, 0);
|
|
OS_DELAY(1000);
|
|
OS_REG_SET_BIT(ah, AR_PCIE_PM_CTRL, AR_PCIE_PM_CTRL_ENA);
|
|
OS_REG_WRITE(ah, AR_WA, AR_WA_DEFAULT);
|
|
}
|
|
}
|
|
|
|
static void
|
|
ar5416WriteIni(struct ath_hal *ah, const struct ieee80211_channel *chan)
|
|
{
|
|
u_int modesIndex, freqIndex;
|
|
int regWrites = 0;
|
|
|
|
/* Setup the indices for the next set of register array writes */
|
|
/* XXX Ignore 11n dynamic mode on the AR5416 for the moment */
|
|
if (IEEE80211_IS_CHAN_2GHZ(chan)) {
|
|
freqIndex = 2;
|
|
if (IEEE80211_IS_CHAN_HT40(chan))
|
|
modesIndex = 3;
|
|
else if (IEEE80211_IS_CHAN_108G(chan))
|
|
modesIndex = 5;
|
|
else
|
|
modesIndex = 4;
|
|
} else {
|
|
freqIndex = 1;
|
|
if (IEEE80211_IS_CHAN_HT40(chan) ||
|
|
IEEE80211_IS_CHAN_TURBO(chan))
|
|
modesIndex = 2;
|
|
else
|
|
modesIndex = 1;
|
|
}
|
|
|
|
/* Set correct Baseband to analog shift setting to access analog chips. */
|
|
OS_REG_WRITE(ah, AR_PHY(0), 0x00000007);
|
|
|
|
/*
|
|
* Write addac shifts
|
|
*/
|
|
OS_REG_WRITE(ah, AR_PHY_ADC_SERIAL_CTL, AR_PHY_SEL_EXTERNAL_RADIO);
|
|
|
|
/* NB: only required for Sowl */
|
|
if (AR_SREV_SOWL(ah))
|
|
ar5416EepromSetAddac(ah, chan);
|
|
|
|
regWrites = ath_hal_ini_write(ah, &AH5416(ah)->ah_ini_addac, 1,
|
|
regWrites);
|
|
OS_REG_WRITE(ah, AR_PHY_ADC_SERIAL_CTL, AR_PHY_SEL_INTERNAL_ADDAC);
|
|
|
|
regWrites = ath_hal_ini_write(ah, &AH5212(ah)->ah_ini_modes,
|
|
modesIndex, regWrites);
|
|
regWrites = ath_hal_ini_write(ah, &AH5212(ah)->ah_ini_common,
|
|
1, regWrites);
|
|
|
|
/* XXX updated regWrites? */
|
|
AH5212(ah)->ah_rfHal->writeRegs(ah, modesIndex, freqIndex, regWrites);
|
|
}
|
|
|
|
/*
|
|
* Convert to baseband spur frequency given input channel frequency
|
|
* and compute register settings below.
|
|
*/
|
|
|
|
static void
|
|
ar5416SpurMitigate(struct ath_hal *ah, const struct ieee80211_channel *chan)
|
|
{
|
|
uint16_t freq = ath_hal_gethwchannel(ah, chan);
|
|
static const int pilot_mask_reg[4] = { AR_PHY_TIMING7, AR_PHY_TIMING8,
|
|
AR_PHY_PILOT_MASK_01_30, AR_PHY_PILOT_MASK_31_60 };
|
|
static const int chan_mask_reg[4] = { AR_PHY_TIMING9, AR_PHY_TIMING10,
|
|
AR_PHY_CHANNEL_MASK_01_30, AR_PHY_CHANNEL_MASK_31_60 };
|
|
static const int inc[4] = { 0, 100, 0, 0 };
|
|
|
|
int bb_spur = AR_NO_SPUR;
|
|
int bin, cur_bin;
|
|
int spur_freq_sd;
|
|
int spur_delta_phase;
|
|
int denominator;
|
|
int upper, lower, cur_vit_mask;
|
|
int tmp, new;
|
|
int i;
|
|
|
|
int8_t mask_m[123];
|
|
int8_t mask_p[123];
|
|
int8_t mask_amt;
|
|
int tmp_mask;
|
|
int cur_bb_spur;
|
|
HAL_BOOL is2GHz = IEEE80211_IS_CHAN_2GHZ(chan);
|
|
|
|
OS_MEMZERO(mask_m, sizeof(mask_m));
|
|
OS_MEMZERO(mask_p, sizeof(mask_p));
|
|
|
|
/*
|
|
* Need to verify range +/- 9.5 for static ht20, otherwise spur
|
|
* is out-of-band and can be ignored.
|
|
*/
|
|
/* XXX ath9k changes */
|
|
for (i = 0; i < AR5416_EEPROM_MODAL_SPURS; i++) {
|
|
cur_bb_spur = ath_hal_getSpurChan(ah, i, is2GHz);
|
|
if (AR_NO_SPUR == cur_bb_spur)
|
|
break;
|
|
cur_bb_spur = cur_bb_spur - (freq * 10);
|
|
if ((cur_bb_spur > -95) && (cur_bb_spur < 95)) {
|
|
bb_spur = cur_bb_spur;
|
|
break;
|
|
}
|
|
}
|
|
if (AR_NO_SPUR == bb_spur)
|
|
return;
|
|
|
|
bin = bb_spur * 32;
|
|
|
|
tmp = OS_REG_READ(ah, AR_PHY_TIMING_CTRL4_CHAIN(0));
|
|
new = tmp | (AR_PHY_TIMING_CTRL4_ENABLE_SPUR_RSSI |
|
|
AR_PHY_TIMING_CTRL4_ENABLE_SPUR_FILTER |
|
|
AR_PHY_TIMING_CTRL4_ENABLE_CHAN_MASK |
|
|
AR_PHY_TIMING_CTRL4_ENABLE_PILOT_MASK);
|
|
|
|
OS_REG_WRITE(ah, AR_PHY_TIMING_CTRL4_CHAIN(0), new);
|
|
|
|
new = (AR_PHY_SPUR_REG_MASK_RATE_CNTL |
|
|
AR_PHY_SPUR_REG_ENABLE_MASK_PPM |
|
|
AR_PHY_SPUR_REG_MASK_RATE_SELECT |
|
|
AR_PHY_SPUR_REG_ENABLE_VIT_SPUR_RSSI |
|
|
SM(AR5416_SPUR_RSSI_THRESH, AR_PHY_SPUR_REG_SPUR_RSSI_THRESH));
|
|
OS_REG_WRITE(ah, AR_PHY_SPUR_REG, new);
|
|
/*
|
|
* Should offset bb_spur by +/- 10 MHz for dynamic 2040 MHz
|
|
* config, no offset for HT20.
|
|
* spur_delta_phase = bb_spur/40 * 2**21 for static ht20,
|
|
* /80 for dyn2040.
|
|
*/
|
|
spur_delta_phase = ((bb_spur * 524288) / 100) &
|
|
AR_PHY_TIMING11_SPUR_DELTA_PHASE;
|
|
/*
|
|
* in 11A mode the denominator of spur_freq_sd should be 40 and
|
|
* it should be 44 in 11G
|
|
*/
|
|
denominator = IEEE80211_IS_CHAN_2GHZ(chan) ? 440 : 400;
|
|
spur_freq_sd = ((bb_spur * 2048) / denominator) & 0x3ff;
|
|
|
|
new = (AR_PHY_TIMING11_USE_SPUR_IN_AGC |
|
|
SM(spur_freq_sd, AR_PHY_TIMING11_SPUR_FREQ_SD) |
|
|
SM(spur_delta_phase, AR_PHY_TIMING11_SPUR_DELTA_PHASE));
|
|
OS_REG_WRITE(ah, AR_PHY_TIMING11, new);
|
|
|
|
|
|
/*
|
|
* ============================================
|
|
* pilot mask 1 [31:0] = +6..-26, no 0 bin
|
|
* pilot mask 2 [19:0] = +26..+7
|
|
*
|
|
* channel mask 1 [31:0] = +6..-26, no 0 bin
|
|
* channel mask 2 [19:0] = +26..+7
|
|
*/
|
|
//cur_bin = -26;
|
|
cur_bin = -6000;
|
|
upper = bin + 100;
|
|
lower = bin - 100;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
int pilot_mask = 0;
|
|
int chan_mask = 0;
|
|
int bp = 0;
|
|
for (bp = 0; bp < 30; bp++) {
|
|
if ((cur_bin > lower) && (cur_bin < upper)) {
|
|
pilot_mask = pilot_mask | 0x1 << bp;
|
|
chan_mask = chan_mask | 0x1 << bp;
|
|
}
|
|
cur_bin += 100;
|
|
}
|
|
cur_bin += inc[i];
|
|
OS_REG_WRITE(ah, pilot_mask_reg[i], pilot_mask);
|
|
OS_REG_WRITE(ah, chan_mask_reg[i], chan_mask);
|
|
}
|
|
|
|
/* =================================================
|
|
* viterbi mask 1 based on channel magnitude
|
|
* four levels 0-3
|
|
* - mask (-27 to 27) (reg 64,0x9900 to 67,0x990c)
|
|
* [1 2 2 1] for -9.6 or [1 2 1] for +16
|
|
* - enable_mask_ppm, all bins move with freq
|
|
*
|
|
* - mask_select, 8 bits for rates (reg 67,0x990c)
|
|
* - mask_rate_cntl, 8 bits for rates (reg 67,0x990c)
|
|
* choose which mask to use mask or mask2
|
|
*/
|
|
|
|
/*
|
|
* viterbi mask 2 2nd set for per data rate puncturing
|
|
* four levels 0-3
|
|
* - mask_select, 8 bits for rates (reg 67)
|
|
* - mask (-27 to 27) (reg 98,0x9988 to 101,0x9994)
|
|
* [1 2 2 1] for -9.6 or [1 2 1] for +16
|
|
*/
|
|
cur_vit_mask = 6100;
|
|
upper = bin + 120;
|
|
lower = bin - 120;
|
|
|
|
for (i = 0; i < 123; i++) {
|
|
if ((cur_vit_mask > lower) && (cur_vit_mask < upper)) {
|
|
if ((abs(cur_vit_mask - bin)) < 75) {
|
|
mask_amt = 1;
|
|
} else {
|
|
mask_amt = 0;
|
|
}
|
|
if (cur_vit_mask < 0) {
|
|
mask_m[abs(cur_vit_mask / 100)] = mask_amt;
|
|
} else {
|
|
mask_p[cur_vit_mask / 100] = mask_amt;
|
|
}
|
|
}
|
|
cur_vit_mask -= 100;
|
|
}
|
|
|
|
tmp_mask = (mask_m[46] << 30) | (mask_m[47] << 28)
|
|
| (mask_m[48] << 26) | (mask_m[49] << 24)
|
|
| (mask_m[50] << 22) | (mask_m[51] << 20)
|
|
| (mask_m[52] << 18) | (mask_m[53] << 16)
|
|
| (mask_m[54] << 14) | (mask_m[55] << 12)
|
|
| (mask_m[56] << 10) | (mask_m[57] << 8)
|
|
| (mask_m[58] << 6) | (mask_m[59] << 4)
|
|
| (mask_m[60] << 2) | (mask_m[61] << 0);
|
|
OS_REG_WRITE(ah, AR_PHY_BIN_MASK_1, tmp_mask);
|
|
OS_REG_WRITE(ah, AR_PHY_VIT_MASK2_M_46_61, tmp_mask);
|
|
|
|
tmp_mask = (mask_m[31] << 28)
|
|
| (mask_m[32] << 26) | (mask_m[33] << 24)
|
|
| (mask_m[34] << 22) | (mask_m[35] << 20)
|
|
| (mask_m[36] << 18) | (mask_m[37] << 16)
|
|
| (mask_m[48] << 14) | (mask_m[39] << 12)
|
|
| (mask_m[40] << 10) | (mask_m[41] << 8)
|
|
| (mask_m[42] << 6) | (mask_m[43] << 4)
|
|
| (mask_m[44] << 2) | (mask_m[45] << 0);
|
|
OS_REG_WRITE(ah, AR_PHY_BIN_MASK_2, tmp_mask);
|
|
OS_REG_WRITE(ah, AR_PHY_MASK2_M_31_45, tmp_mask);
|
|
|
|
tmp_mask = (mask_m[16] << 30) | (mask_m[16] << 28)
|
|
| (mask_m[18] << 26) | (mask_m[18] << 24)
|
|
| (mask_m[20] << 22) | (mask_m[20] << 20)
|
|
| (mask_m[22] << 18) | (mask_m[22] << 16)
|
|
| (mask_m[24] << 14) | (mask_m[24] << 12)
|
|
| (mask_m[25] << 10) | (mask_m[26] << 8)
|
|
| (mask_m[27] << 6) | (mask_m[28] << 4)
|
|
| (mask_m[29] << 2) | (mask_m[30] << 0);
|
|
OS_REG_WRITE(ah, AR_PHY_BIN_MASK_3, tmp_mask);
|
|
OS_REG_WRITE(ah, AR_PHY_MASK2_M_16_30, tmp_mask);
|
|
|
|
tmp_mask = (mask_m[ 0] << 30) | (mask_m[ 1] << 28)
|
|
| (mask_m[ 2] << 26) | (mask_m[ 3] << 24)
|
|
| (mask_m[ 4] << 22) | (mask_m[ 5] << 20)
|
|
| (mask_m[ 6] << 18) | (mask_m[ 7] << 16)
|
|
| (mask_m[ 8] << 14) | (mask_m[ 9] << 12)
|
|
| (mask_m[10] << 10) | (mask_m[11] << 8)
|
|
| (mask_m[12] << 6) | (mask_m[13] << 4)
|
|
| (mask_m[14] << 2) | (mask_m[15] << 0);
|
|
OS_REG_WRITE(ah, AR_PHY_MASK_CTL, tmp_mask);
|
|
OS_REG_WRITE(ah, AR_PHY_MASK2_M_00_15, tmp_mask);
|
|
|
|
tmp_mask = (mask_p[15] << 28)
|
|
| (mask_p[14] << 26) | (mask_p[13] << 24)
|
|
| (mask_p[12] << 22) | (mask_p[11] << 20)
|
|
| (mask_p[10] << 18) | (mask_p[ 9] << 16)
|
|
| (mask_p[ 8] << 14) | (mask_p[ 7] << 12)
|
|
| (mask_p[ 6] << 10) | (mask_p[ 5] << 8)
|
|
| (mask_p[ 4] << 6) | (mask_p[ 3] << 4)
|
|
| (mask_p[ 2] << 2) | (mask_p[ 1] << 0);
|
|
OS_REG_WRITE(ah, AR_PHY_BIN_MASK2_1, tmp_mask);
|
|
OS_REG_WRITE(ah, AR_PHY_MASK2_P_15_01, tmp_mask);
|
|
|
|
tmp_mask = (mask_p[30] << 28)
|
|
| (mask_p[29] << 26) | (mask_p[28] << 24)
|
|
| (mask_p[27] << 22) | (mask_p[26] << 20)
|
|
| (mask_p[25] << 18) | (mask_p[24] << 16)
|
|
| (mask_p[23] << 14) | (mask_p[22] << 12)
|
|
| (mask_p[21] << 10) | (mask_p[20] << 8)
|
|
| (mask_p[19] << 6) | (mask_p[18] << 4)
|
|
| (mask_p[17] << 2) | (mask_p[16] << 0);
|
|
OS_REG_WRITE(ah, AR_PHY_BIN_MASK2_2, tmp_mask);
|
|
OS_REG_WRITE(ah, AR_PHY_MASK2_P_30_16, tmp_mask);
|
|
|
|
tmp_mask = (mask_p[45] << 28)
|
|
| (mask_p[44] << 26) | (mask_p[43] << 24)
|
|
| (mask_p[42] << 22) | (mask_p[41] << 20)
|
|
| (mask_p[40] << 18) | (mask_p[39] << 16)
|
|
| (mask_p[38] << 14) | (mask_p[37] << 12)
|
|
| (mask_p[36] << 10) | (mask_p[35] << 8)
|
|
| (mask_p[34] << 6) | (mask_p[33] << 4)
|
|
| (mask_p[32] << 2) | (mask_p[31] << 0);
|
|
OS_REG_WRITE(ah, AR_PHY_BIN_MASK2_3, tmp_mask);
|
|
OS_REG_WRITE(ah, AR_PHY_MASK2_P_45_31, tmp_mask);
|
|
|
|
tmp_mask = (mask_p[61] << 30) | (mask_p[60] << 28)
|
|
| (mask_p[59] << 26) | (mask_p[58] << 24)
|
|
| (mask_p[57] << 22) | (mask_p[56] << 20)
|
|
| (mask_p[55] << 18) | (mask_p[54] << 16)
|
|
| (mask_p[53] << 14) | (mask_p[52] << 12)
|
|
| (mask_p[51] << 10) | (mask_p[50] << 8)
|
|
| (mask_p[49] << 6) | (mask_p[48] << 4)
|
|
| (mask_p[47] << 2) | (mask_p[46] << 0);
|
|
OS_REG_WRITE(ah, AR_PHY_BIN_MASK2_4, tmp_mask);
|
|
OS_REG_WRITE(ah, AR_PHY_MASK2_P_61_45, tmp_mask);
|
|
}
|
|
|
|
/*
|
|
* Fill all software cached or static hardware state information.
|
|
* Return failure if capabilities are to come from EEPROM and
|
|
* cannot be read.
|
|
*/
|
|
HAL_BOOL
|
|
ar5416FillCapabilityInfo(struct ath_hal *ah)
|
|
{
|
|
struct ath_hal_private *ahpriv = AH_PRIVATE(ah);
|
|
HAL_CAPABILITIES *pCap = &ahpriv->ah_caps;
|
|
uint16_t val;
|
|
|
|
/* Construct wireless mode from EEPROM */
|
|
pCap->halWirelessModes = 0;
|
|
if (ath_hal_eepromGetFlag(ah, AR_EEP_AMODE)) {
|
|
pCap->halWirelessModes |= HAL_MODE_11A
|
|
| HAL_MODE_11NA_HT20
|
|
| HAL_MODE_11NA_HT40PLUS
|
|
| HAL_MODE_11NA_HT40MINUS
|
|
;
|
|
}
|
|
if (ath_hal_eepromGetFlag(ah, AR_EEP_GMODE)) {
|
|
pCap->halWirelessModes |= HAL_MODE_11G
|
|
| HAL_MODE_11NG_HT20
|
|
| HAL_MODE_11NG_HT40PLUS
|
|
| HAL_MODE_11NG_HT40MINUS
|
|
;
|
|
pCap->halWirelessModes |= HAL_MODE_11A
|
|
| HAL_MODE_11NA_HT20
|
|
| HAL_MODE_11NA_HT40PLUS
|
|
| HAL_MODE_11NA_HT40MINUS
|
|
;
|
|
}
|
|
|
|
pCap->halLow2GhzChan = 2312;
|
|
pCap->halHigh2GhzChan = 2732;
|
|
|
|
pCap->halLow5GhzChan = 4915;
|
|
pCap->halHigh5GhzChan = 6100;
|
|
|
|
pCap->halCipherCkipSupport = AH_FALSE;
|
|
pCap->halCipherTkipSupport = AH_TRUE;
|
|
pCap->halCipherAesCcmSupport = ath_hal_eepromGetFlag(ah, AR_EEP_AES);
|
|
|
|
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.
|
|
*/
|
|
pCap->halTkipMicTxRxKeySupport = AH_TRUE;
|
|
pCap->halChanSpreadSupport = AH_TRUE;
|
|
pCap->halSleepAfterBeaconBroken = AH_TRUE;
|
|
|
|
pCap->halCompressSupport = AH_FALSE;
|
|
pCap->halBurstSupport = AH_TRUE;
|
|
pCap->halFastFramesSupport = AH_FALSE; /* XXX? */
|
|
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->halVEOLSupport = AH_TRUE;
|
|
pCap->halBssIdMaskSupport = AH_TRUE;
|
|
pCap->halMcastKeySrchSupport = AH_TRUE; /* Works on AR5416 and later */
|
|
pCap->halTsfAddSupport = AH_TRUE;
|
|
pCap->hal4AddrAggrSupport = AH_FALSE; /* Broken in Owl */
|
|
|
|
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 = AR5416_KEYTABLE_SIZE;
|
|
|
|
/* XXX not needed */
|
|
pCap->halChanHalfRate = AH_FALSE; /* XXX ? */
|
|
pCap->halChanQuarterRate = AH_FALSE; /* XXX ? */
|
|
|
|
pCap->halTstampPrecision = 32;
|
|
pCap->halHwPhyCounterSupport = AH_TRUE;
|
|
pCap->halIntrMask = HAL_INT_COMMON
|
|
| HAL_INT_RX
|
|
| HAL_INT_TX
|
|
| HAL_INT_FATAL
|
|
| HAL_INT_BNR
|
|
| HAL_INT_BMISC
|
|
| HAL_INT_DTIMSYNC
|
|
| HAL_INT_TSFOOR
|
|
| HAL_INT_CST
|
|
| HAL_INT_GTT
|
|
;
|
|
|
|
pCap->halFastCCSupport = AH_TRUE;
|
|
pCap->halNumGpioPins = 6;
|
|
pCap->halWowSupport = AH_FALSE;
|
|
pCap->halWowMatchPatternExact = AH_FALSE;
|
|
pCap->halBtCoexSupport = AH_FALSE; /* XXX need support */
|
|
pCap->halAutoSleepSupport = AH_FALSE;
|
|
pCap->hal4kbSplitTransSupport = AH_TRUE;
|
|
/* Disable this so Block-ACK works correctly */
|
|
pCap->halHasRxSelfLinkedTail = AH_FALSE;
|
|
#if 0 /* XXX not yet */
|
|
pCap->halNumAntCfg2GHz = ar5416GetNumAntConfig(ahp, HAL_FREQ_BAND_2GHZ);
|
|
pCap->halNumAntCfg5GHz = ar5416GetNumAntConfig(ahp, HAL_FREQ_BAND_5GHZ);
|
|
#endif
|
|
pCap->halHTSupport = AH_TRUE;
|
|
pCap->halTxChainMask = ath_hal_eepromGet(ah, AR_EEP_TXMASK, AH_NULL);
|
|
/* XXX CB71 uses GPIO 0 to indicate 3 rx chains */
|
|
pCap->halRxChainMask = ath_hal_eepromGet(ah, AR_EEP_RXMASK, AH_NULL);
|
|
/* AR5416 may have 3 antennas but is a 2x2 stream device */
|
|
pCap->halTxStreams = 2;
|
|
pCap->halRxStreams = 2;
|
|
pCap->halRtsAggrLimit = 8*1024; /* Owl 2.0 limit */
|
|
pCap->halMbssidAggrSupport = AH_FALSE; /* Broken on Owl */
|
|
pCap->halForcePpmSupport = AH_TRUE;
|
|
pCap->halEnhancedPmSupport = AH_TRUE;
|
|
pCap->halBssidMatchSupport = AH_TRUE;
|
|
pCap->halGTTSupport = AH_TRUE;
|
|
pCap->halCSTSupport = AH_TRUE;
|
|
pCap->halEnhancedDfsSupport = AH_FALSE;
|
|
/* Hardware supports 32 bit TSF values in the RX descriptor */
|
|
pCap->halHasLongRxDescTsf = AH_TRUE;
|
|
/*
|
|
* BB Read WAR: this is only for AR5008/AR9001 NICs
|
|
* It is also set individually in the AR91xx attach functions.
|
|
*/
|
|
if (AR_SREV_OWL(ah))
|
|
pCap->halHasBBReadWar = 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;
|
|
}
|
|
|
|
ahpriv->ah_rxornIsFatal = AH_FALSE;
|
|
|
|
return AH_TRUE;
|
|
}
|
|
|
|
static const char*
|
|
ar5416Probe(uint16_t vendorid, uint16_t devid)
|
|
{
|
|
if (vendorid == ATHEROS_VENDOR_ID) {
|
|
if (devid == AR5416_DEVID_PCI)
|
|
return "Atheros 5416";
|
|
if (devid == AR5416_DEVID_PCIE)
|
|
return "Atheros 5418";
|
|
}
|
|
return AH_NULL;
|
|
}
|
|
AH_CHIP(AR5416, ar5416Probe, ar5416Attach);
|