mirror of
https://github.com/proski/madwifi
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5702465321
git-svn-id: http://madwifi-project.org/svn/madwifi/trunk@3978 0192ed92-7a03-0410-a25b-9323aeb14dbd
399 lines
12 KiB
C
399 lines
12 KiB
C
/*
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* Copyright (c) 2002-2008 Sam Leffler, Errno Consulting
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* Copyright (c) 2002-2004 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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* $Id: ar5210_attach.c,v 1.9 2008/11/11 02:40:13 sam Exp $
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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 "ar5210/ar5210.h"
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#include "ar5210/ar5210reg.h"
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#include "ar5210/ar5210phy.h"
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#include "ah_eeprom_v1.h"
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static HAL_BOOL ar5210GetChannelEdges(struct ath_hal *,
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uint16_t flags, uint16_t *low, uint16_t *high);
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static HAL_BOOL ar5210GetChipPowerLimits(struct ath_hal *ah,
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HAL_CHANNEL *chans, uint32_t nchans);
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static void ar5210ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore);
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static void ar5210DisablePCIE(struct ath_hal *ah);
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static const struct ath_hal_private ar5210hal = {{
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.ah_magic = AR5210_MAGIC,
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.ah_abi = HAL_ABI_VERSION,
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.ah_countryCode = CTRY_DEFAULT,
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.ah_getRateTable = ar5210GetRateTable,
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.ah_detach = ar5210Detach,
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/* Reset Functions */
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.ah_reset = ar5210Reset,
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.ah_phyDisable = ar5210PhyDisable,
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.ah_disable = ar5210Disable,
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.ah_configPCIE = ar5210ConfigPCIE,
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.ah_disablePCIE = ar5210DisablePCIE,
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.ah_setPCUConfig = ar5210SetPCUConfig,
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.ah_perCalibration = ar5210PerCalibration,
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.ah_perCalibrationN = ar5210PerCalibrationN,
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.ah_resetCalValid = ar5210ResetCalValid,
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.ah_setTxPowerLimit = ar5210SetTxPowerLimit,
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.ah_getChanNoise = ath_hal_getChanNoise,
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/* Transmit functions */
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.ah_updateTxTrigLevel = ar5210UpdateTxTrigLevel,
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.ah_setupTxQueue = ar5210SetupTxQueue,
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.ah_setTxQueueProps = ar5210SetTxQueueProps,
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.ah_getTxQueueProps = ar5210GetTxQueueProps,
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.ah_releaseTxQueue = ar5210ReleaseTxQueue,
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.ah_resetTxQueue = ar5210ResetTxQueue,
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.ah_getTxDP = ar5210GetTxDP,
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.ah_setTxDP = ar5210SetTxDP,
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.ah_numTxPending = ar5210NumTxPending,
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.ah_startTxDma = ar5210StartTxDma,
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.ah_stopTxDma = ar5210StopTxDma,
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.ah_setupTxDesc = ar5210SetupTxDesc,
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.ah_setupXTxDesc = ar5210SetupXTxDesc,
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.ah_fillTxDesc = ar5210FillTxDesc,
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.ah_procTxDesc = ar5210ProcTxDesc,
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.ah_getTxIntrQueue = ar5210GetTxIntrQueue,
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.ah_reqTxIntrDesc = ar5210IntrReqTxDesc,
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/* RX Functions */
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.ah_getRxDP = ar5210GetRxDP,
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.ah_setRxDP = ar5210SetRxDP,
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.ah_enableReceive = ar5210EnableReceive,
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.ah_stopDmaReceive = ar5210StopDmaReceive,
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.ah_startPcuReceive = ar5210StartPcuReceive,
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.ah_stopPcuReceive = ar5210StopPcuReceive,
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.ah_setMulticastFilter = ar5210SetMulticastFilter,
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.ah_setMulticastFilterIndex = ar5210SetMulticastFilterIndex,
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.ah_clrMulticastFilterIndex = ar5210ClrMulticastFilterIndex,
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.ah_getRxFilter = ar5210GetRxFilter,
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.ah_setRxFilter = ar5210SetRxFilter,
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.ah_setupRxDesc = ar5210SetupRxDesc,
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.ah_procRxDesc = ar5210ProcRxDesc,
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.ah_rxMonitor = ar5210AniPoll,
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.ah_procMibEvent = ar5210MibEvent,
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/* Misc Functions */
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.ah_getCapability = ar5210GetCapability,
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.ah_setCapability = ar5210SetCapability,
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.ah_getDiagState = ar5210GetDiagState,
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.ah_getMacAddress = ar5210GetMacAddress,
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.ah_setMacAddress = ar5210SetMacAddress,
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.ah_getBssIdMask = ar5210GetBssIdMask,
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.ah_setBssIdMask = ar5210SetBssIdMask,
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.ah_setRegulatoryDomain = ar5210SetRegulatoryDomain,
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.ah_setLedState = ar5210SetLedState,
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.ah_writeAssocid = ar5210WriteAssocid,
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.ah_gpioCfgInput = ar5210GpioCfgInput,
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.ah_gpioCfgOutput = ar5210GpioCfgOutput,
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.ah_gpioGet = ar5210GpioGet,
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.ah_gpioSet = ar5210GpioSet,
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.ah_gpioSetIntr = ar5210Gpio0SetIntr,
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.ah_getTsf32 = ar5210GetTsf32,
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.ah_getTsf64 = ar5210GetTsf64,
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.ah_resetTsf = ar5210ResetTsf,
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.ah_detectCardPresent = ar5210DetectCardPresent,
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.ah_updateMibCounters = ar5210UpdateMibCounters,
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.ah_getRfGain = ar5210GetRfgain,
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.ah_getDefAntenna = ar5210GetDefAntenna,
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.ah_setDefAntenna = ar5210SetDefAntenna,
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.ah_getAntennaSwitch = ar5210GetAntennaSwitch,
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.ah_setAntennaSwitch = ar5210SetAntennaSwitch,
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.ah_setSifsTime = ar5210SetSifsTime,
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.ah_getSifsTime = ar5210GetSifsTime,
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.ah_setSlotTime = ar5210SetSlotTime,
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.ah_getSlotTime = ar5210GetSlotTime,
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.ah_setAckTimeout = ar5210SetAckTimeout,
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.ah_getAckTimeout = ar5210GetAckTimeout,
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.ah_setAckCTSRate = ar5210SetAckCTSRate,
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.ah_getAckCTSRate = ar5210GetAckCTSRate,
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.ah_setCTSTimeout = ar5210SetCTSTimeout,
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.ah_getCTSTimeout = ar5210GetCTSTimeout,
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.ah_setDecompMask = ar5210SetDecompMask,
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.ah_setCoverageClass = ar5210SetCoverageClass,
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/* Key Cache Functions */
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.ah_getKeyCacheSize = ar5210GetKeyCacheSize,
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.ah_resetKeyCacheEntry = ar5210ResetKeyCacheEntry,
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.ah_isKeyCacheEntryValid = ar5210IsKeyCacheEntryValid,
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.ah_setKeyCacheEntry = ar5210SetKeyCacheEntry,
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.ah_setKeyCacheEntryMac = ar5210SetKeyCacheEntryMac,
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/* Power Management Functions */
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.ah_setPowerMode = ar5210SetPowerMode,
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.ah_getPowerMode = ar5210GetPowerMode,
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/* Beacon Functions */
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.ah_setBeaconTimers = ar5210SetBeaconTimers,
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.ah_beaconInit = ar5210BeaconInit,
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.ah_setStationBeaconTimers = ar5210SetStaBeaconTimers,
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.ah_resetStationBeaconTimers = ar5210ResetStaBeaconTimers,
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/* Interrupt Functions */
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.ah_isInterruptPending = ar5210IsInterruptPending,
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.ah_getPendingInterrupts = ar5210GetPendingInterrupts,
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.ah_getInterrupts = ar5210GetInterrupts,
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.ah_setInterrupts = ar5210SetInterrupts },
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.ah_getChannelEdges = ar5210GetChannelEdges,
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.ah_getWirelessModes = ar5210GetWirelessModes,
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.ah_eepromRead = ar5210EepromRead,
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#ifdef AH_SUPPORT_WRITE_EEPROM
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.ah_eepromWrite = ar5210EepromWrite,
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#endif
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.ah_gpioCfgInput = ar5210GpioCfgInput,
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.ah_gpioCfgOutput = ar5210GpioCfgOutput,
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.ah_gpioGet = ar5210GpioGet,
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.ah_gpioSet = ar5210GpioSet,
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.ah_gpioSetIntr = ar5210Gpio0SetIntr,
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.ah_getChipPowerLimits = ar5210GetChipPowerLimits,
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};
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static HAL_BOOL ar5210FillCapabilityInfo(struct ath_hal *ah);
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/*
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* Attach for an AR5210 part.
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*/
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static struct ath_hal *
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ar5210Attach(uint16_t devid, HAL_SOFTC sc, HAL_BUS_TAG st, HAL_BUS_HANDLE sh,
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HAL_STATUS *status)
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{
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#define N(a) (sizeof(a)/sizeof(a[0]))
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struct ath_hal_5210 *ahp;
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struct ath_hal *ah;
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uint32_t revid, pcicfg;
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uint16_t eeval;
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HAL_STATUS ecode;
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int i;
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HALDEBUG(AH_NULL, HAL_DEBUG_ATTACH,
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"%s: devid 0x%x sc %p st %p sh %p\n", __func__, devid,
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sc, (void*) st, (void*) sh);
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/* NB: memory is returned zero'd */
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ahp = ath_hal_malloc(sizeof (struct ath_hal_5210));
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if (ahp == AH_NULL) {
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HALDEBUG(AH_NULL, HAL_DEBUG_ANY,
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"%s: no memory for state block\n", __func__);
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ecode = HAL_ENOMEM;
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goto bad;
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}
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ah = &ahp->ah_priv.h;
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/* set initial values */
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OS_MEMCPY(&ahp->ah_priv, &ar5210hal, sizeof(struct ath_hal_private));
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ah->ah_sc = sc;
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ah->ah_st = st;
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ah->ah_sh = sh;
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ah->ah_devid = devid; /* NB: for AH_DEBUG_ALQ */
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AH_PRIVATE(ah)->ah_devid = devid;
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AH_PRIVATE(ah)->ah_subvendorid = 0; /* XXX */
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AH_PRIVATE(ah)->ah_powerLimit = AR5210_MAX_RATE_POWER;
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AH_PRIVATE(ah)->ah_tpScale = HAL_TP_SCALE_MAX; /* no scaling */
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ahp->ah_powerMode = HAL_PM_UNDEFINED;
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ahp->ah_staId1Defaults = 0;
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ahp->ah_rssiThr = INIT_RSSI_THR;
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ahp->ah_sifstime = (u_int) -1;
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ahp->ah_slottime = (u_int) -1;
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ahp->ah_acktimeout = (u_int) -1;
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ahp->ah_ctstimeout = (u_int) -1;
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if (!ar5210ChipReset(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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/* Read Revisions from Chips */
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AH_PRIVATE(ah)->ah_macVersion = 1;
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AH_PRIVATE(ah)->ah_macRev = OS_REG_READ(ah, AR_SREV) & 0xff;
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AH_PRIVATE(ah)->ah_phyRev = OS_REG_READ(ah, AR_PHY_CHIPID);
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AH_PRIVATE(ah)->ah_analog2GhzRev = 0;
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/* Read Radio Chip Rev Extract */
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OS_REG_WRITE(ah, (AR_PHY_BASE + (0x34 << 2)), 0x00001c16);
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for (i = 0; i < 4; i++)
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OS_REG_WRITE(ah, (AR_PHY_BASE + (0x20 << 2)), 0x00010000);
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revid = (OS_REG_READ(ah, AR_PHY_BASE + (256 << 2)) >> 28) & 0xf;
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/* Chip labelling is 1 greater than revision register for AR5110 */
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AH_PRIVATE(ah)->ah_analog5GhzRev = ath_hal_reverseBits(revid, 4) + 1;
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/*
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* Read all the settings from the EEPROM and stash
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* ones we'll use later.
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*/
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pcicfg = OS_REG_READ(ah, AR_PCICFG);
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OS_REG_WRITE(ah, AR_PCICFG, pcicfg | AR_PCICFG_EEPROMSEL);
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ecode = ath_hal_v1EepromAttach(ah);
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if (ecode != HAL_OK) {
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goto eebad;
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}
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ecode = ath_hal_eepromGet(ah, AR_EEP_REGDMN_0, &eeval);
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if (ecode != HAL_OK) {
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HALDEBUG(ah, HAL_DEBUG_ANY,
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"%s: cannot read regulatory domain from EEPROM\n",
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__func__);
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goto eebad;
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}
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AH_PRIVATE(ah)->ah_currentRD = eeval;
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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 eebad;
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}
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OS_REG_WRITE(ah, AR_PCICFG, pcicfg); /* disable EEPROM access */
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AH_PRIVATE(ah)->ah_getNfAdjust = ar5210GetNfAdjust;
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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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(void) ar5210FillCapabilityInfo(ah);
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HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: return\n", __func__);
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return ah;
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eebad:
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OS_REG_WRITE(ah, AR_PCICFG, pcicfg); /* disable EEPROM access */
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bad:
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if (ahp)
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ath_hal_free(ahp);
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if (status)
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*status = ecode;
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return AH_NULL;
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#undef N
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}
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void
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ar5210Detach(struct ath_hal *ah)
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{
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HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s:\n", __func__);
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HALASSERT(ah != AH_NULL);
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HALASSERT(ah->ah_magic == AR5210_MAGIC);
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ath_hal_eepromDetach(ah);
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ath_hal_free(ah);
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}
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/*
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* Store the channel edges for the requested operational mode
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*/
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static HAL_BOOL
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ar5210GetChannelEdges(struct ath_hal *ah,
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uint16_t flags, uint16_t *low, uint16_t *high)
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{
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if (flags & CHANNEL_5GHZ) {
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*low = 5120;
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*high = 5430;
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return AH_TRUE;
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} else {
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return AH_FALSE;
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}
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}
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static HAL_BOOL
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ar5210GetChipPowerLimits(struct ath_hal *ah, HAL_CHANNEL *chans, uint32_t nchans)
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{
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HAL_CHANNEL *chan;
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int i;
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/* XXX fill in, this is just a placeholder */
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for (i = 0; i < nchans; i++) {
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chan = &chans[i];
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HALDEBUG(ah, HAL_DEBUG_ATTACH,
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"%s: no min/max power for %u/0x%x\n",
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__func__, chan->channel, chan->channelFlags);
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chan->maxTxPower = AR5210_MAX_RATE_POWER;
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chan->minTxPower = 0;
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}
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return AH_TRUE;
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}
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static void
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ar5210ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore)
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{
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}
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static void
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ar5210DisablePCIE(struct ath_hal *ah)
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{
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}
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/*
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* Fill all software cached or static hardware state information.
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*/
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static HAL_BOOL
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ar5210FillCapabilityInfo(struct ath_hal *ah)
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{
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struct ath_hal_private *ahpriv = AH_PRIVATE(ah);
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HAL_CAPABILITIES *pCap = &ahpriv->ah_caps;
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pCap->halWirelessModes |= HAL_MODE_11A;
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pCap->halLow5GhzChan = 5120;
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pCap->halHigh5GhzChan = 5430;
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pCap->halSleepAfterBeaconBroken = AH_TRUE;
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pCap->halPSPollBroken = AH_FALSE;
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pCap->halTotalQueues = HAL_NUM_TX_QUEUES;
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pCap->halKeyCacheSize = 64;
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/* XXX not needed */
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pCap->halChanHalfRate = AH_FALSE;
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pCap->halChanQuarterRate = AH_FALSE;
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if (ath_hal_eepromGetFlag(ah, AR_EEP_RFKILL)) {
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/*
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* Setup initial rfsilent settings based on the EEPROM
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* contents. Pin 0, polarity 0 is fixed; record this
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* using the EEPROM format found in later parts.
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*/
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ahpriv->ah_rfsilent = SM(0, AR_EEPROM_RFSILENT_GPIO_SEL)
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| SM(0, AR_EEPROM_RFSILENT_POLARITY);
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ahpriv->ah_rfkillEnabled = AH_TRUE;
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pCap->halRfSilentSupport = AH_TRUE;
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}
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pCap->halTstampPrecision = 15; /* NB: s/w extended from 13 */
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ahpriv->ah_rxornIsFatal = AH_TRUE;
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return AH_TRUE;
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}
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static const char*
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ar5210Probe(uint16_t vendorid, uint16_t devid)
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{
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if (vendorid == ATHEROS_VENDOR_ID &&
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(devid == AR5210_PROD || devid == AR5210_DEFAULT))
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return "Atheros 5210";
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return AH_NULL;
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}
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AH_CHIP(AR5210, ar5210Probe, ar5210Attach);
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