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/*
* Copyright (c) 2002-2008 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: release/9.1.0/sys/dev/ath/ath_hal/ar5416/ar5416_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 "ah_eeprom_v14.h"
#include "ar5416/ar5416.h"
#include "ar5416/ar5416reg.h"
#include "ar5416/ar5416phy.h"
#include "ar5416/ar5416.ini"
static void ar5416ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore);
static void ar5416WriteIni(struct ath_hal *ah,
const struct ieee80211_channel *chan);
static void ar5416SpurMitigate(struct ath_hal *ah,
const struct ieee80211_channel *chan);
static void
ar5416AniSetup(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,
.cycPwrThr1 = { 2, 4, 6 },
.maxFirstepLevel = 2, /* levels 0..2 */
.firstep = { 0, 4, 8 },
.ofdmTrigHigh = 500,
.ofdmTrigLow = 200,
.cckTrigHigh = 200,
.cckTrigLow = 100,
.rssiThrHigh = 40,
.rssiThrLow = 7,
.period = 100,
};
/* NB: disable ANI noise immmunity for reliable RIFS rx */
AH5416(ah)->ah_ani_function &= ~(1 << HAL_ANI_NOISE_IMMUNITY_LEVEL);
ar5416AniAttach(ah, &aniparams, &aniparams, AH_TRUE);
}
/*
* AR5416 doesn't do OLC or temperature compensation.
*/
static void
ar5416olcInit(struct ath_hal *ah)
{
}
static void
ar5416olcTempCompensation(struct ath_hal *ah)
{
}
/*
* Attach for an AR5416 part.
*/
void
ar5416InitState(struct ath_hal_5416 *ahp5416, uint16_t devid, HAL_SOFTC sc,
HAL_BUS_TAG st, HAL_BUS_HANDLE sh, HAL_STATUS *status)
{
struct ath_hal_5212 *ahp;
struct ath_hal *ah;
ahp = &ahp5416->ah_5212;
ar5212InitState(ahp, devid, sc, st, sh, status);
ah = &ahp->ah_priv.h;
/* override 5212 methods for our needs */
ah->ah_magic = AR5416_MAGIC;
ah->ah_getRateTable = ar5416GetRateTable;
ah->ah_detach = ar5416Detach;
/* Reset functions */
ah->ah_reset = ar5416Reset;
ah->ah_phyDisable = ar5416PhyDisable;
ah->ah_disable = ar5416Disable;
ah->ah_configPCIE = ar5416ConfigPCIE;
ah->ah_perCalibration = ar5416PerCalibration;
ah->ah_perCalibrationN = ar5416PerCalibrationN,
ah->ah_resetCalValid = ar5416ResetCalValid,
ah->ah_setTxPowerLimit = ar5416SetTxPowerLimit;
ah->ah_setTxPower = ar5416SetTransmitPower;
ah->ah_setBoardValues = ar5416SetBoardValues;
/* Transmit functions */
ah->ah_stopTxDma = ar5416StopTxDma;
ah->ah_setupTxDesc = ar5416SetupTxDesc;
ah->ah_setupXTxDesc = ar5416SetupXTxDesc;
ah->ah_fillTxDesc = ar5416FillTxDesc;
ah->ah_procTxDesc = ar5416ProcTxDesc;
ah->ah_getTxCompletionRates = ar5416GetTxCompletionRates;
ah->ah_setupTxQueue = ar5416SetupTxQueue;
ah->ah_resetTxQueue = ar5416ResetTxQueue;
/* Receive Functions */
ah->ah_getRxFilter = ar5416GetRxFilter;
ah->ah_setRxFilter = ar5416SetRxFilter;
ah->ah_startPcuReceive = ar5416StartPcuReceive;
ah->ah_stopPcuReceive = ar5416StopPcuReceive;
ah->ah_setupRxDesc = ar5416SetupRxDesc;
ah->ah_procRxDesc = ar5416ProcRxDesc;
ah->ah_rxMonitor = ar5416RxMonitor;
ah->ah_aniPoll = ar5416AniPoll;
ah->ah_procMibEvent = ar5416ProcessMibIntr;
/* Misc Functions */
ah->ah_getCapability = ar5416GetCapability;
ah->ah_getDiagState = ar5416GetDiagState;
ah->ah_setLedState = ar5416SetLedState;
ah->ah_gpioCfgOutput = ar5416GpioCfgOutput;
ah->ah_gpioCfgInput = ar5416GpioCfgInput;
ah->ah_gpioGet = ar5416GpioGet;
ah->ah_gpioSet = ar5416GpioSet;
ah->ah_gpioSetIntr = ar5416GpioSetIntr;
ah->ah_getTsf64 = ar5416GetTsf64;
ah->ah_resetTsf = ar5416ResetTsf;
ah->ah_getRfGain = ar5416GetRfgain;
ah->ah_setAntennaSwitch = ar5416SetAntennaSwitch;
ah->ah_setDecompMask = ar5416SetDecompMask;
ah->ah_setCoverageClass = ar5416SetCoverageClass;
ah->ah_setQuiet = ar5416SetQuiet;
ah->ah_resetKeyCacheEntry = ar5416ResetKeyCacheEntry;
ah->ah_setKeyCacheEntry = ar5416SetKeyCacheEntry;
/* DFS Functions */
ah->ah_enableDfs = ar5416EnableDfs;
ah->ah_getDfsThresh = ar5416GetDfsThresh;
ah->ah_procRadarEvent = ar5416ProcessRadarEvent;
ah->ah_isFastClockEnabled = ar5416IsFastClockEnabled;
/* Power Management Functions */
ah->ah_setPowerMode = ar5416SetPowerMode;
/* Beacon Management Functions */
ah->ah_setBeaconTimers = ar5416SetBeaconTimers;
ah->ah_beaconInit = ar5416BeaconInit;
ah->ah_setStationBeaconTimers = ar5416SetStaBeaconTimers;
ah->ah_resetStationBeaconTimers = ar5416ResetStaBeaconTimers;
ah->ah_getNextTBTT = ar5416GetNextTBTT;
/* 802.11n Functions */
ah->ah_chainTxDesc = ar5416ChainTxDesc;
ah->ah_setupFirstTxDesc = ar5416SetupFirstTxDesc;
ah->ah_setupLastTxDesc = ar5416SetupLastTxDesc;
ah->ah_set11nRateScenario = ar5416Set11nRateScenario;
ah->ah_set11nAggrMiddle = ar5416Set11nAggrMiddle;
ah->ah_clr11nAggr = ar5416Clr11nAggr;
ah->ah_set11nBurstDuration = ar5416Set11nBurstDuration;
ah->ah_get11nExtBusy = ar5416Get11nExtBusy;
ah->ah_set11nMac2040 = ar5416Set11nMac2040;
ah->ah_get11nRxClear = ar5416Get11nRxClear;
ah->ah_set11nRxClear = ar5416Set11nRxClear;
/* Interrupt functions */
ah->ah_isInterruptPending = ar5416IsInterruptPending;
ah->ah_getPendingInterrupts = ar5416GetPendingInterrupts;
ah->ah_setInterrupts = ar5416SetInterrupts;
ahp->ah_priv.ah_getWirelessModes= ar5416GetWirelessModes;
ahp->ah_priv.ah_eepromRead = ar5416EepromRead;
#ifdef AH_SUPPORT_WRITE_EEPROM
ahp->ah_priv.ah_eepromWrite = ar5416EepromWrite;
#endif
ahp->ah_priv.ah_getChipPowerLimits = ar5416GetChipPowerLimits;
/* Internal ops */
AH5416(ah)->ah_writeIni = ar5416WriteIni;
AH5416(ah)->ah_spurMitigate = ar5416SpurMitigate;
/* Internal baseband ops */
AH5416(ah)->ah_initPLL = ar5416InitPLL;
/* Internal calibration ops */
AH5416(ah)->ah_cal_initcal = ar5416InitCalHardware;
/* Internal TX power control related operations */
AH5416(ah)->ah_olcInit = ar5416olcInit;
AH5416(ah)->ah_olcTempCompensation = ar5416olcTempCompensation;
AH5416(ah)->ah_setPowerCalTable = ar5416SetPowerCalTable;
/*
* Start by setting all Owl devices to 2x2
*/
AH5416(ah)->ah_rx_chainmask = AR5416_DEFAULT_RXCHAINMASK;
AH5416(ah)->ah_tx_chainmask = AR5416_DEFAULT_TXCHAINMASK;
/* Enable all ANI functions to begin with */
AH5416(ah)->ah_ani_function = 0xffffffff;
/* Set overridable ANI methods */
AH5212(ah)->ah_aniControl = ar5416AniControl;
}
uint32_t
ar5416GetRadioRev(struct ath_hal *ah)
{
uint32_t val;
int i;
/* Read Radio Chip Rev Extract */
OS_REG_WRITE(ah, AR_PHY(0x36), 0x00007058);
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);
}
/*
* Attach for an AR5416 part.
*/
static struct ath_hal *
ar5416Attach(uint16_t devid, HAL_SOFTC sc,
HAL_BUS_TAG st, HAL_BUS_HANDLE sh, uint16_t *eepromdata,
HAL_STATUS *status)
{
struct ath_hal_5416 *ahp5416;
struct ath_hal_5212 *ahp;
struct ath_hal *ah;
uint32_t val;
HAL_STATUS ecode;
HAL_BOOL rfStatus;
HALDEBUG_G(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 */
ahp5416 = ath_hal_malloc(sizeof (struct ath_hal_5416) +
/* extra space for Owl 2.1/2.2 WAR */
sizeof(ar5416Addac)
);
if (ahp5416 == AH_NULL) {
HALDEBUG_G(AH_NULL, HAL_DEBUG_ANY,
"%s: cannot allocate memory for state block\n", __func__);
*status = HAL_ENOMEM;
return AH_NULL;
}
ar5416InitState(ahp5416, devid, sc, st, sh, status);
ahp = &ahp5416->ah_5212;
ah = &ahp->ah_priv.h;
if (!ar5416SetResetReg(ah, HAL_RESET_POWER_ON)) {
/* reset chip */
HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't reset chip\n", __func__);
ecode = HAL_EIO;
goto bad;
}
if (!ar5416SetPowerMode(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 = (devid == AR5416_DEVID_PCIE);
/* setup common ini data; rf backends handle remainder */
HAL_INI_INIT(&ahp->ah_ini_modes, ar5416Modes, 6);
HAL_INI_INIT(&ahp->ah_ini_common, ar5416Common, 2);
HAL_INI_INIT(&AH5416(ah)->ah_ini_bb_rfgain, ar5416BB_RfGain, 3);
HAL_INI_INIT(&AH5416(ah)->ah_ini_bank0, ar5416Bank0, 2);
HAL_INI_INIT(&AH5416(ah)->ah_ini_bank1, ar5416Bank1, 2);
HAL_INI_INIT(&AH5416(ah)->ah_ini_bank2, ar5416Bank2, 2);
HAL_INI_INIT(&AH5416(ah)->ah_ini_bank3, ar5416Bank3, 3);
HAL_INI_INIT(&AH5416(ah)->ah_ini_bank6, ar5416Bank6, 3);
HAL_INI_INIT(&AH5416(ah)->ah_ini_bank7, ar5416Bank7, 2);
HAL_INI_INIT(&AH5416(ah)->ah_ini_addac, ar5416Addac, 2);
if (! IS_5416V2_2(ah)) { /* Owl 2.1/2.0 */
ath_hal_printf(ah, "[ath] Enabling CLKDRV workaround for AR5416 < v2.2\n");
struct ini {
uint32_t *data; /* NB: !const */
int rows, cols;
};
/* override CLKDRV value */
OS_MEMCPY(&AH5416(ah)[1], ar5416Addac, sizeof(ar5416Addac));
AH5416(ah)->ah_ini_addac.data = (uint32_t *) &AH5416(ah)[1];
HAL_INI_VAL((struct ini *)&AH5416(ah)->ah_ini_addac, 31, 1) = 0;
}
HAL_INI_INIT(&AH5416(ah)->ah_ini_pcieserdes, ar5416PciePhy, 2);
ar5416AttachPCIE(ah);
ecode = ath_hal_v14EepromAttach(ah);
if (ecode != HAL_OK)
goto bad;
if (!ar5416ChipReset(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 (!ar5212ChipTest(ah)) {
HALDEBUG(ah, HAL_DEBUG_ANY, "%s: hardware self-test failed\n",
__func__);
ecode = HAL_ESELFTEST;
goto bad;
}
/*
* 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);
switch (AH_PRIVATE(ah)->ah_analog5GhzRev & AR_RADIO_SREV_MAJOR) {
case AR_RAD5122_SREV_MAJOR: /* Fowl: 5G/2x2 */
case AR_RAD2122_SREV_MAJOR: /* Fowl: 2+5G/2x2 */
case AR_RAD2133_SREV_MAJOR: /* Fowl: 2G/3x3 */
case AR_RAD5133_SREV_MAJOR: /* Fowl: 2+5G/3x3 */
break;
default:
if (AH_PRIVATE(ah)->ah_analog5GhzRev == 0) {
/*
* When RF_Silen is used the analog chip is reset.
* So when the system boots with radio switch off
* the RF chip rev reads back as zero and we need
* to use the mac+phy revs to set the radio rev.
*/
AH_PRIVATE(ah)->ah_analog5GhzRev =
AR_RAD5133_SREV_MAJOR;
break;
}
/* NB: silently accept anything in release code per Atheros */
#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
}
/*
* Got everything we need now to setup the capabilities.
*/
if (!ar5416FillCapabilityInfo(ah)) {
ecode = HAL_EEREAD;
goto bad;
}
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;
}
/* XXX How about the serial number ? */
/* Read Reg Domain */
AH_PRIVATE(ah)->ah_currentRD =
ath_hal_eepromGet(ah, AR_EEP_REGDMN_0, AH_NULL);
AH_PRIVATE(ah)->ah_currentRDext =
ath_hal_eepromGet(ah, AR_EEP_REGDMN_1, AH_NULL);
/*
* ah_miscMode is populated by ar5416FillCapabilityInfo()
* starting from griffin. Set here to make sure that
* AR_MISC_MODE_MIC_NEW_LOC_ENABLE is set before a GTK is
* placed into hardware.
*/
if (ahp->ah_miscMode != 0)
OS_REG_WRITE(ah, AR_MISC_MODE, OS_REG_READ(ah, AR_MISC_MODE) | ahp->ah_miscMode);
rfStatus = ar2133RfAttach(ah, &ecode);
if (!rfStatus) {
HALDEBUG(ah, HAL_DEBUG_ANY, "%s: RF setup failed, status %u\n",
__func__, ecode);
goto bad;
}
ar5416AniSetup(ah); /* Anti Noise Immunity */
AH5416(ah)->nf_2g.max = AR_PHY_CCA_MAX_GOOD_VAL_5416_2GHZ;
AH5416(ah)->nf_2g.min = AR_PHY_CCA_MIN_GOOD_VAL_5416_2GHZ;
AH5416(ah)->nf_2g.nominal = AR_PHY_CCA_NOM_VAL_5416_2GHZ;
AH5416(ah)->nf_5g.max = AR_PHY_CCA_MAX_GOOD_VAL_5416_5GHZ;
AH5416(ah)->nf_5g.min = AR_PHY_CCA_MIN_GOOD_VAL_5416_5GHZ;
AH5416(ah)->nf_5g.nominal = AR_PHY_CCA_NOM_VAL_5416_5GHZ;
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;
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 &&
(devid == AR5416_DEVID_PCI || devid == AR5416_DEVID_PCIE))
return "Atheros 5416";
return AH_NULL;
}
AH_CHIP(AR5416, ar5416Probe, ar5416Attach);