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/*
* Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
* Copyright (c) 2002-2004 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: release/9.1.0/sys/dev/ath/ath_hal/ar5210/ar5210_attach.c 225444 2011-09-08 01:23:05Z adrian $
*/
#include "opt_ah.h"
#include "ah.h"
#include "ah_internal.h"
#include "ah_devid.h"
#include "ar5210/ar5210.h"
#include "ar5210/ar5210reg.h"
#include "ar5210/ar5210phy.h"
#include "ah_eeprom_v1.h"
static HAL_BOOL ar5210GetChannelEdges(struct ath_hal *,
uint16_t flags, uint16_t *low, uint16_t *high);
static HAL_BOOL ar5210GetChipPowerLimits(struct ath_hal *ah,
struct ieee80211_channel *chan);
static void ar5210ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore);
static void ar5210DisablePCIE(struct ath_hal *ah);
static const struct ath_hal_private ar5210hal = {{
.ah_magic = AR5210_MAGIC,
.ah_getRateTable = ar5210GetRateTable,
.ah_detach = ar5210Detach,
/* Reset Functions */
.ah_reset = ar5210Reset,
.ah_phyDisable = ar5210PhyDisable,
.ah_disable = ar5210Disable,
.ah_configPCIE = ar5210ConfigPCIE,
.ah_disablePCIE = ar5210DisablePCIE,
.ah_setPCUConfig = ar5210SetPCUConfig,
.ah_perCalibration = ar5210PerCalibration,
.ah_perCalibrationN = ar5210PerCalibrationN,
.ah_resetCalValid = ar5210ResetCalValid,
.ah_setTxPowerLimit = ar5210SetTxPowerLimit,
.ah_getChanNoise = ath_hal_getChanNoise,
/* Transmit functions */
.ah_updateTxTrigLevel = ar5210UpdateTxTrigLevel,
.ah_setupTxQueue = ar5210SetupTxQueue,
.ah_setTxQueueProps = ar5210SetTxQueueProps,
.ah_getTxQueueProps = ar5210GetTxQueueProps,
.ah_releaseTxQueue = ar5210ReleaseTxQueue,
.ah_resetTxQueue = ar5210ResetTxQueue,
.ah_getTxDP = ar5210GetTxDP,
.ah_setTxDP = ar5210SetTxDP,
.ah_numTxPending = ar5210NumTxPending,
.ah_startTxDma = ar5210StartTxDma,
.ah_stopTxDma = ar5210StopTxDma,
.ah_setupTxDesc = ar5210SetupTxDesc,
.ah_setupXTxDesc = ar5210SetupXTxDesc,
.ah_fillTxDesc = ar5210FillTxDesc,
.ah_procTxDesc = ar5210ProcTxDesc,
.ah_getTxIntrQueue = ar5210GetTxIntrQueue,
.ah_reqTxIntrDesc = ar5210IntrReqTxDesc,
.ah_getTxCompletionRates = ar5210GetTxCompletionRates,
/* RX Functions */
.ah_getRxDP = ar5210GetRxDP,
.ah_setRxDP = ar5210SetRxDP,
.ah_enableReceive = ar5210EnableReceive,
.ah_stopDmaReceive = ar5210StopDmaReceive,
.ah_startPcuReceive = ar5210StartPcuReceive,
.ah_stopPcuReceive = ar5210StopPcuReceive,
.ah_setMulticastFilter = ar5210SetMulticastFilter,
.ah_setMulticastFilterIndex = ar5210SetMulticastFilterIndex,
.ah_clrMulticastFilterIndex = ar5210ClrMulticastFilterIndex,
.ah_getRxFilter = ar5210GetRxFilter,
.ah_setRxFilter = ar5210SetRxFilter,
.ah_setupRxDesc = ar5210SetupRxDesc,
.ah_procRxDesc = ar5210ProcRxDesc,
.ah_rxMonitor = ar5210RxMonitor,
.ah_aniPoll = ar5210AniPoll,
.ah_procMibEvent = ar5210MibEvent,
/* Misc Functions */
.ah_getCapability = ar5210GetCapability,
.ah_setCapability = ar5210SetCapability,
.ah_getDiagState = ar5210GetDiagState,
.ah_getMacAddress = ar5210GetMacAddress,
.ah_setMacAddress = ar5210SetMacAddress,
.ah_getBssIdMask = ar5210GetBssIdMask,
.ah_setBssIdMask = ar5210SetBssIdMask,
.ah_setRegulatoryDomain = ar5210SetRegulatoryDomain,
.ah_setLedState = ar5210SetLedState,
.ah_writeAssocid = ar5210WriteAssocid,
.ah_gpioCfgInput = ar5210GpioCfgInput,
.ah_gpioCfgOutput = ar5210GpioCfgOutput,
.ah_gpioGet = ar5210GpioGet,
.ah_gpioSet = ar5210GpioSet,
.ah_gpioSetIntr = ar5210Gpio0SetIntr,
.ah_getTsf32 = ar5210GetTsf32,
.ah_getTsf64 = ar5210GetTsf64,
.ah_resetTsf = ar5210ResetTsf,
.ah_detectCardPresent = ar5210DetectCardPresent,
.ah_updateMibCounters = ar5210UpdateMibCounters,
.ah_getRfGain = ar5210GetRfgain,
.ah_getDefAntenna = ar5210GetDefAntenna,
.ah_setDefAntenna = ar5210SetDefAntenna,
.ah_getAntennaSwitch = ar5210GetAntennaSwitch,
.ah_setAntennaSwitch = ar5210SetAntennaSwitch,
.ah_setSifsTime = ar5210SetSifsTime,
.ah_getSifsTime = ar5210GetSifsTime,
.ah_setSlotTime = ar5210SetSlotTime,
.ah_getSlotTime = ar5210GetSlotTime,
.ah_setAckTimeout = ar5210SetAckTimeout,
.ah_getAckTimeout = ar5210GetAckTimeout,
.ah_setAckCTSRate = ar5210SetAckCTSRate,
.ah_getAckCTSRate = ar5210GetAckCTSRate,
.ah_setCTSTimeout = ar5210SetCTSTimeout,
.ah_getCTSTimeout = ar5210GetCTSTimeout,
.ah_setDecompMask = ar5210SetDecompMask,
.ah_setCoverageClass = ar5210SetCoverageClass,
/* Key Cache Functions */
.ah_getKeyCacheSize = ar5210GetKeyCacheSize,
.ah_resetKeyCacheEntry = ar5210ResetKeyCacheEntry,
.ah_isKeyCacheEntryValid = ar5210IsKeyCacheEntryValid,
.ah_setKeyCacheEntry = ar5210SetKeyCacheEntry,
.ah_setKeyCacheEntryMac = ar5210SetKeyCacheEntryMac,
/* Power Management Functions */
.ah_setPowerMode = ar5210SetPowerMode,
.ah_getPowerMode = ar5210GetPowerMode,
/* Beacon Functions */
.ah_setBeaconTimers = ar5210SetBeaconTimers,
.ah_beaconInit = ar5210BeaconInit,
.ah_setStationBeaconTimers = ar5210SetStaBeaconTimers,
.ah_resetStationBeaconTimers = ar5210ResetStaBeaconTimers,
.ah_getNextTBTT = ar5210GetNextTBTT,
/* Interrupt Functions */
.ah_isInterruptPending = ar5210IsInterruptPending,
.ah_getPendingInterrupts = ar5210GetPendingInterrupts,
.ah_getInterrupts = ar5210GetInterrupts,
.ah_setInterrupts = ar5210SetInterrupts },
.ah_getChannelEdges = ar5210GetChannelEdges,
.ah_getWirelessModes = ar5210GetWirelessModes,
.ah_eepromRead = ar5210EepromRead,
#ifdef AH_SUPPORT_WRITE_EEPROM
.ah_eepromWrite = ar5210EepromWrite,
#endif
.ah_getChipPowerLimits = ar5210GetChipPowerLimits,
};
static HAL_BOOL ar5210FillCapabilityInfo(struct ath_hal *ah);
/*
* Attach for an AR5210 part.
*/
static struct ath_hal *
ar5210Attach(uint16_t devid, HAL_SOFTC sc, HAL_BUS_TAG st, HAL_BUS_HANDLE sh,
uint16_t *eepromdata, HAL_STATUS *status)
{
#define N(a) (sizeof(a)/sizeof(a[0]))
struct ath_hal_5210 *ahp;
struct ath_hal *ah;
uint32_t revid, pcicfg;
uint16_t eeval;
HAL_STATUS ecode;
int i;
HALDEBUG_G(AH_NULL, HAL_DEBUG_ATTACH,
"%s: devid 0x%x sc %p st %p sh %p\n", __func__, devid,
sc, (void*) st, (void*) sh);
/* NB: memory is returned zero'd */
ahp = ath_hal_malloc(sizeof (struct ath_hal_5210));
if (ahp == AH_NULL) {
HALDEBUG_G(AH_NULL, HAL_DEBUG_ANY,
"%s: no memory for state block\n", __func__);
ecode = HAL_ENOMEM;
goto bad;
}
ah = &ahp->ah_priv.h;
/* set initial values */
OS_MEMCPY(&ahp->ah_priv, &ar5210hal, sizeof(struct ath_hal_private));
ah->ah_sc = sc;
ah->ah_st = st;
ah->ah_sh = sh;
ah->ah_devid = devid; /* NB: for AH_DEBUG_ALQ */
AH_PRIVATE(ah)->ah_devid = devid;
AH_PRIVATE(ah)->ah_subvendorid = 0; /* XXX */
AH_PRIVATE(ah)->ah_powerLimit = AR5210_MAX_RATE_POWER;
AH_PRIVATE(ah)->ah_tpScale = HAL_TP_SCALE_MAX; /* no scaling */
ahp->ah_powerMode = HAL_PM_UNDEFINED;
ahp->ah_staId1Defaults = 0;
ahp->ah_rssiThr = INIT_RSSI_THR;
ahp->ah_sifstime = (u_int) -1;
ahp->ah_slottime = (u_int) -1;
ahp->ah_acktimeout = (u_int) -1;
ahp->ah_ctstimeout = (u_int) -1;
if (!ar5210ChipReset(ah, AH_NULL)) { /* reset chip */
HALDEBUG(ah, HAL_DEBUG_ANY, "%s: chip reset failed\n",
__func__);
ecode = HAL_EIO;
goto bad;
}
/* Read Revisions from Chips */
AH_PRIVATE(ah)->ah_macVersion = 1;
AH_PRIVATE(ah)->ah_macRev = OS_REG_READ(ah, AR_SREV) & 0xff;
AH_PRIVATE(ah)->ah_phyRev = OS_REG_READ(ah, AR_PHY_CHIPID);
AH_PRIVATE(ah)->ah_analog2GhzRev = 0;
/* Read Radio Chip Rev Extract */
OS_REG_WRITE(ah, (AR_PHY_BASE + (0x34 << 2)), 0x00001c16);
for (i = 0; i < 4; i++)
OS_REG_WRITE(ah, (AR_PHY_BASE + (0x20 << 2)), 0x00010000);
revid = (OS_REG_READ(ah, AR_PHY_BASE + (256 << 2)) >> 28) & 0xf;
/* Chip labelling is 1 greater than revision register for AR5110 */
AH_PRIVATE(ah)->ah_analog5GhzRev = ath_hal_reverseBits(revid, 4) + 1;
/*
* Read all the settings from the EEPROM and stash
* ones we'll use later.
*/
pcicfg = OS_REG_READ(ah, AR_PCICFG);
OS_REG_WRITE(ah, AR_PCICFG, pcicfg | AR_PCICFG_EEPROMSEL);
ecode = ath_hal_v1EepromAttach(ah);
if (ecode != HAL_OK) {
goto eebad;
}
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 eebad;
}
AH_PRIVATE(ah)->ah_currentRD = eeval;
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 eebad;
}
OS_REG_WRITE(ah, AR_PCICFG, pcicfg); /* disable EEPROM access */
AH_PRIVATE(ah)->ah_getNfAdjust = ar5210GetNfAdjust;
/*
* Got everything we need now to setup the capabilities.
*/
(void) ar5210FillCapabilityInfo(ah);
HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: return\n", __func__);
return ah;
eebad:
OS_REG_WRITE(ah, AR_PCICFG, pcicfg); /* disable EEPROM access */
bad:
if (ahp)
ath_hal_free(ahp);
if (status)
*status = ecode;
return AH_NULL;
#undef N
}
void
ar5210Detach(struct ath_hal *ah)
{
HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s:\n", __func__);
HALASSERT(ah != AH_NULL);
HALASSERT(ah->ah_magic == AR5210_MAGIC);
ath_hal_eepromDetach(ah);
ath_hal_free(ah);
}
/*
* Store the channel edges for the requested operational mode
*/
static HAL_BOOL
ar5210GetChannelEdges(struct ath_hal *ah,
uint16_t flags, uint16_t *low, uint16_t *high)
{
if (flags & IEEE80211_CHAN_5GHZ) {
*low = 5120;
*high = 5430;
return AH_TRUE;
} else {
return AH_FALSE;
}
}
static HAL_BOOL
ar5210GetChipPowerLimits(struct ath_hal *ah, struct ieee80211_channel *chan)
{
/* XXX fill in, this is just a placeholder */
HALDEBUG(ah, HAL_DEBUG_ATTACH,
"%s: no min/max power for %u/0x%x\n",
__func__, chan->ic_freq, chan->ic_flags);
chan->ic_maxpower = AR5210_MAX_RATE_POWER;
chan->ic_minpower = 0;
return AH_TRUE;
}
static void
ar5210ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore)
{
}
static void
ar5210DisablePCIE(struct ath_hal *ah)
{
}
/*
* Fill all software cached or static hardware state information.
*/
static HAL_BOOL
ar5210FillCapabilityInfo(struct ath_hal *ah)
{
struct ath_hal_private *ahpriv = AH_PRIVATE(ah);
HAL_CAPABILITIES *pCap = &ahpriv->ah_caps;
pCap->halWirelessModes |= HAL_MODE_11A;
pCap->halLow5GhzChan = 5120;
pCap->halHigh5GhzChan = 5430;
pCap->halSleepAfterBeaconBroken = AH_TRUE;
pCap->halPSPollBroken = AH_FALSE;
pCap->halTotalQueues = HAL_NUM_TX_QUEUES;
pCap->halKeyCacheSize = 64;
/* XXX not needed */
pCap->halChanHalfRate = AH_FALSE;
pCap->halChanQuarterRate = AH_FALSE;
if (ath_hal_eepromGetFlag(ah, AR_EEP_RFKILL)) {
/*
* Setup initial rfsilent settings based on the EEPROM
* contents. Pin 0, polarity 0 is fixed; record this
* using the EEPROM format found in later parts.
*/
ahpriv->ah_rfsilent = SM(0, AR_EEPROM_RFSILENT_GPIO_SEL)
| SM(0, AR_EEPROM_RFSILENT_POLARITY);
ahpriv->ah_rfkillEnabled = AH_TRUE;
pCap->halRfSilentSupport = AH_TRUE;
}
pCap->halTstampPrecision = 15; /* NB: s/w extended from 13 */
pCap->halIntrMask = (HAL_INT_COMMON - HAL_INT_BNR)
| HAL_INT_RX
| HAL_INT_TX
| HAL_INT_FATAL
;
pCap->hal4kbSplitTransSupport = AH_TRUE;
pCap->halHasRxSelfLinkedTail = AH_TRUE;
ahpriv->ah_rxornIsFatal = AH_TRUE;
return AH_TRUE;
}
static const char*
ar5210Probe(uint16_t vendorid, uint16_t devid)
{
if (vendorid == ATHEROS_VENDOR_ID &&
(devid == AR5210_PROD || devid == AR5210_DEFAULT))
return "Atheros 5210";
return AH_NULL;
}
AH_CHIP(AR5210, ar5210Probe, ar5210Attach);