/*
* Once configured for I/O - set output lines
*/
HAL_BOOL
ar5416GpioSet(struct ath_hal *ah, uint32_t gpio, uint32_t val)
{
uint32_t reg;
HALASSERT(gpio < AH_PRIVATE(ah)->ah_caps.halNumGpioPins);
HALDEBUG(ah, HAL_DEBUG_GPIO,
"%s: gpio=%d, val=%d\n", __func__, gpio, val);
reg = OS_REG_READ(ah, AR_GPIO_IN_OUT);
if (val & 1)
reg |= AR_GPIO_BIT(gpio);
else
reg &= ~AR_GPIO_BIT(gpio);
OS_REG_WRITE(ah, AR_GPIO_IN_OUT, reg);
return AH_TRUE;
}
/*
* Initialize RX descriptor, by clearing the status and setting
* the size (and any other flags).
*/
HAL_BOOL
ar5212SetupRxDesc(struct ath_hal *ah, struct ath_desc *ds,
uint32_t size, u_int flags)
{
struct ar5212_desc *ads = AR5212DESC(ds);
HALASSERT((size &~ AR_BufLen) == 0);
ads->ds_ctl0 = 0;
ads->ds_ctl1 = size & AR_BufLen;
if (flags & HAL_RXDESC_INTREQ)
ads->ds_ctl1 |= AR_RxInterReq;
ads->ds_rxstatus0 = ads->ds_rxstatus1 = 0;
return AH_TRUE;
}
static void
ar5416AniCckErrTrigger(struct ath_hal *ah)
{
struct ath_hal_5212 *ahp = AH5212(ah);
const struct ieee80211_channel *chan = AH_PRIVATE(ah)->ah_curchan;
struct ar5212AniState *aniState;
const struct ar5212AniParams *params;
HALASSERT(chan != AH_NULL);
if (!ANI_ENA(ah))
return;
/* first, raise noise immunity level, up to max */
aniState = ahp->ah_curani;
params = aniState->params;
if ((AH5416(ah)->ah_ani_function & (1 << HAL_ANI_NOISE_IMMUNITY_LEVEL) &&
aniState->noiseImmunityLevel+1 < params->maxNoiseImmunityLevel)) {
ar5416AniControl(ah, HAL_ANI_NOISE_IMMUNITY_LEVEL,
aniState->noiseImmunityLevel + 1);
return;
}
if (ANI_ENA_RSSI(ah)) {
int32_t rssi = BEACON_RSSI(ahp);
if (rssi > params->rssiThrLow) {
/*
* Beacon signal in mid and high range,
* raise firstep level.
*/
if (aniState->firstepLevel+1 < params->maxFirstepLevel)
ar5416AniControl(ah, HAL_ANI_FIRSTEP_LEVEL,
aniState->firstepLevel + 1);
} else {
/*
* Beacon rssi is low, zero firstep level to maximize
* CCK sensitivity in 11b/g mode.
*/
if (IEEE80211_IS_CHAN_CCK(chan)) {
if (aniState->firstepLevel > 0)
ar5416AniControl(ah,
HAL_ANI_FIRSTEP_LEVEL, 0);
}
}
}
}
/*
* Initialize RX descriptor, by clearing the status and setting
* the size (and any other flags).
*/
HAL_BOOL
ar5416SetupRxDesc(struct ath_hal *ah, struct ath_desc *ds,
uint32_t size, u_int flags)
{
struct ar5416_desc *ads = AR5416DESC(ds);
HALASSERT((size &~ AR_BufLen) == 0);
ads->ds_ctl1 = size & AR_BufLen;
if (flags & HAL_RXDESC_INTREQ)
ads->ds_ctl1 |= AR_RxIntrReq;
/* this should be enough */
ads->ds_rxstatus8 &= ~AR_RxDone;
return AH_TRUE;
}
/*
* Return a reference to the requested RF Bank.
*/
static u_int32_t *
ar2316GetRfBank(struct ath_hal *ah, int bank)
{
struct ath_hal_5212 *ahp = AH5212(ah);
AR5212_RF_BANKS_2316 *pRfBank2316 = ahp->ah_analogBanks;
HALASSERT(ahp->ah_analogBanks != AH_NULL);
switch (bank) {
case 1: return pRfBank2316->Bank1Data;
case 2: return pRfBank2316->Bank2Data;
case 3: return pRfBank2316->Bank3Data;
case 6: return pRfBank2316->Bank6Data;
case 7: return pRfBank2316->Bank7Data;
}
HALDEBUG(ah, "%s: unknown RF Bank %d requested\n", __func__, bank);
return AH_NULL;
}
/*
* Return a reference to the requested RF Bank.
*/
static u_int32_t *
ar2425GetRfBank(struct ath_hal *ah, int bank)
{
struct ath_hal_5212 *ahp = AH5212(ah);
AR5212_RF_BANKS_2425 *pRfBank2425 = ahp->ah_analogBanks;
HALASSERT(ahp->ah_analogBanks != AH_NULL);
switch (bank) {
case 1: return pRfBank2425->Bank1Data;
case 2: return pRfBank2425->Bank2Data;
case 3: return pRfBank2425->Bank3Data;
case 6: return pRfBank2425->Bank6Data;
case 7: return pRfBank2425->Bank7Data;
}
HDPRINTF(ah, HAL_DBG_RF_PARAM, "%s: unknown RF Bank %d requested\n", __func__, bank);
return AH_NULL;
}
/*
* Return a reference to the requested RF Bank.
*/
static uint32_t *
ar2316GetRfBank(struct ath_hal *ah, int bank)
{
struct ar2316State *priv = AR2316(ah);
HALASSERT(priv != AH_NULL);
switch (bank) {
case 1: return priv->Bank1Data;
case 2: return priv->Bank2Data;
case 3: return priv->Bank3Data;
case 6: return priv->Bank6Data;
case 7: return priv->Bank7Data;
}
HALDEBUG(ah, HAL_DEBUG_ANY, "%s: unknown RF Bank %d requested\n",
__func__, bank);
return AH_NULL;
}
static void
ar5212AniCckErrTrigger(struct ath_hal *ah)
{
struct ath_hal_5212 *ahp = AH5212(ah);
HAL_CHANNEL_INTERNAL *chan = AH_PRIVATE(ah)->ah_curchan;
struct ar5212AniState *aniState;
WIRELESS_MODE mode;
int32_t rssi;
HALASSERT(chan != AH_NULL);
if (!DO_ANI(ah))
return;
/* first, raise noise immunity level, up to max */
aniState = ahp->ah_curani;
if (aniState->noiseImmunityLevel < HAL_NOISE_IMMUNE_MAX) {
ar5212AniControl(ah, HAL_ANI_NOISE_IMMUNITY_LEVEL,
aniState->noiseImmunityLevel + 1);
return;
}
/* Do not play with OFDM and CCK weak detection in AP mode */
if( AH_PRIVATE(ah)->ah_opmode == HAL_M_HOSTAP) {
return;
}
rssi = BEACON_RSSI(aniState);
if (rssi > aniState->rssiThrLow) {
/*
* Beacon signal in mid and high range, raise firsteplevel.
*/
if (aniState->firstepLevel < HAL_FIRST_STEP_MAX)
ar5212AniControl(ah, HAL_ANI_FIRSTEP_LEVEL,
aniState->firstepLevel + 1);
} else {
/*
* Beacon rssi is low, zero firstepLevel to maximize
* CCK sensitivity.
*/
mode = ath_hal_chan2wmode(ah, (HAL_CHANNEL *) chan);
if (mode == WIRELESS_MODE_11g || mode == WIRELESS_MODE_11b) {
if (aniState->firstepLevel > 0)
ar5212AniControl(ah, HAL_ANI_FIRSTEP_LEVEL, 0);
}
}
}
/*
* Configure GPIO Output lines
*/
HAL_BOOL
ar5416GpioCfgOutput(struct ath_hal *ah, uint32_t gpio)
{
uint32_t gpio_shift, reg;
HALASSERT(gpio < AH_PRIVATE(ah)->ah_caps.halNumGpioPins);
/* NB: type maps directly to hardware */
//cfgOutputMux(ah, gpio, type);
gpio_shift = gpio << 1; /* 2 bits per output mode */
reg = OS_REG_READ(ah, AR_GPIO_OE_OUT);
reg &= ~(AR_GPIO_OE_OUT_DRV << gpio_shift);
reg |= AR_GPIO_OE_OUT_DRV_ALL << gpio_shift;
OS_REG_WRITE(ah, AR_GPIO_OE_OUT, reg);
return AH_TRUE;
}
/*
* Configure GPIO Input lines
*/
HAL_BOOL
ar5416GpioCfgInput(struct ath_hal *ah, u_int32_t gpio)
{
u_int32_t gpio_shift;
HALASSERT(gpio < AH_PRIVATE(ah)->ah_caps.hal_num_gpio_pins);
/* TODO: configure input mux for AR5416 */
/* If configured as input, set output to tristate */
gpio_shift = 2*gpio;
OS_REG_RMW(ah,
AR_GPIO_OE_OUT,
(AR_GPIO_OE_OUT_DRV_NO << gpio_shift),
(AR_GPIO_OE_OUT_DRV << gpio_shift));
return AH_TRUE;
}
/*
* Configure GPIO Input lines
*/
HAL_BOOL
ar7010GpioCfgInput(struct ath_hal *ah, u_int32_t gpio)
{
u_int32_t gpio_shift;
HALASSERT(gpio < AH_PRIVATE(ah)->ah_caps.hal_num_gpio_pins);
/* If configured as input, set output to tristate */
gpio_shift = gpio;
/* Per bit output enable. 1: enable the input driver */
OS_REG_RMW(ah,
AR7010_GPIO_OE,
(AR7010_GPIO_OE_AS_INPUT << gpio_shift),
(AR7010_GPIO_OE_MASK << gpio_shift));
return AH_TRUE;
}
/*
* Configure GPIO Input lines
*/
HAL_BOOL
ar5416GpioCfgInput(struct ath_hal *ah, uint32_t gpio)
{
uint32_t gpio_shift, reg;
HALASSERT(gpio < AH_PRIVATE(ah)->ah_caps.halNumGpioPins);
/* TODO: configure input mux for AR5416 */
/* If configured as input, set output to tristate */
gpio_shift = gpio << 1;
reg = OS_REG_READ(ah, AR_GPIO_OE_OUT);
reg &= ~(AR_GPIO_OE_OUT_DRV << gpio_shift);
reg |= AR_GPIO_OE_OUT_DRV_ALL << gpio_shift;
OS_REG_WRITE(ah, AR_GPIO_OE_OUT, reg);
return AH_TRUE;
}
HAL_BOOL
ar5416FillTxDesc(struct ath_hal *ah, void *ds, dma_addr_t *bufAddr,
u_int32_t *seg_len, u_int desc_id, u_int qcu, HAL_KEY_TYPE keyType, HAL_BOOL first_seg,
HAL_BOOL last_seg, const void *ds0)
{
struct ar5416_desc *ads = AR5416DESC(ds);
HALASSERT((seg_len[0] &~ AR_BufLen) == 0);
OS_MEMZERO(&(ads->u.tx.tx_status), sizeof(ads->u.tx.tx_status));
/* Set the buffer addresses */
ads->ds_data = bufAddr[0];
if (first_seg) {
/*
* First descriptor, don't clobber xmit control data
* setup by ar5416SetupTxDesc.
*/
ads->ds_ctl1 |= seg_len[0] | (last_seg ? 0 : AR_TxMore);
} else if (last_seg) { /* !first_seg && last_seg */
/*
* Last descriptor in a multi-descriptor frame,
* copy the multi-rate transmit parameters from
* the first frame for processing on completion.
*/
ads->ds_ctl0 = 0;
ads->ds_ctl1 = seg_len[0];
#ifdef AH_NEED_DESC_SWAP
ads->ds_ctl2 = __bswap32(AR5416DESC_CONST(ds0)->ds_ctl2);
ads->ds_ctl3 = __bswap32(AR5416DESC_CONST(ds0)->ds_ctl3);
#else
ads->ds_ctl2 = AR5416DESC_CONST(ds0)->ds_ctl2;
ads->ds_ctl3 = AR5416DESC_CONST(ds0)->ds_ctl3;
#endif
} else { /* !first_seg && !last_seg */
/*
* Intermediate descriptor in a multi-descriptor frame.
*/
ads->ds_ctl0 = 0;
ads->ds_ctl1 = seg_len[0] | AR_TxMore;
ads->ds_ctl2 = 0;
ads->ds_ctl3 = 0;
}
return AH_TRUE;
}
/*
* Calculate air time of a transmit packet
*/
u_int32_t
ar5416CalcTxAirtime(struct ath_hal *ah, void *ds, struct ath_tx_status *ts,
HAL_BOOL comp_wastedt, u_int8_t nbad, u_int8_t nframes)
{
struct ar5416_desc *ads = AR5416DESC(ds);
int finalindex_tries;
int status9;
/*
* Number of attempts made on the final index
* Note: If no BA was recv, then the data_fail_cnt is the number of tries
* made on the final index. If BA was recv, then add 1 to account for the
* successful attempt.
*/
finalindex_tries = ts->ts_longretry + (ts->ts_flags & HAL_TX_BA)? 1 : 0;
/*
* Use a local copy of the ads in the cacheable memory to
* improve the d-cache efficiency.
*/
status9 = ads->ds_txstatus9;
status9 = MS(status9, AR_FinalTxIdx);
/*
* Calculate time of transmit on air for packet including retries
* at different rates.
*/
if (status9 == 0) {
return MS(ads->ds_ctl4, AR_PacketDur0) * finalindex_tries;
} else if (status9 == 1) {
return (MS(ads->ds_ctl4, AR_PacketDur1) * finalindex_tries) +
(MS(ads->ds_ctl2, AR_XmitDataTries0) * MS(ads->ds_ctl4, AR_PacketDur0));
} else if (status9 == 2) {
return (MS(ads->ds_ctl5, AR_PacketDur2) * finalindex_tries) +
(MS(ads->ds_ctl2, AR_XmitDataTries1) * MS(ads->ds_ctl4, AR_PacketDur1)) +
(MS(ads->ds_ctl2, AR_XmitDataTries0) * MS(ads->ds_ctl4, AR_PacketDur0));
} else if (status9 == 3) {
return (MS(ads->ds_ctl5, AR_PacketDur3) * finalindex_tries) +
(MS(ads->ds_ctl2, AR_XmitDataTries2) * MS(ads->ds_ctl5, AR_PacketDur2)) +
(MS(ads->ds_ctl2, AR_XmitDataTries1) * MS(ads->ds_ctl4, AR_PacketDur1)) +
(MS(ads->ds_ctl2, AR_XmitDataTries0) * MS(ads->ds_ctl4, AR_PacketDur0));
} else {
HALASSERT(0);
return 0;
}
}
/*
* Configure GPIO Output lines - LED Off
*/
HAL_BOOL
ar5416GpioCfgOutputLEDoff(struct ath_hal *ah, u_int32_t gpio, HAL_GPIO_OUTPUT_MUX_TYPE halSignalType)
{
#define N(a) (sizeof(a)/sizeof(a[0]))
u_int32_t ah_signal_type;
u_int32_t gpio_shift;
static const u_int32_t MuxSignalConversionTable[] = {
/* HAL_GPIO_OUTPUT_MUX_AS_OUTPUT */ AR_GPIO_OUTPUT_MUX_AS_OUTPUT,
/* HAL_GPIO_OUTPUT_MUX_AS_PCIE_ATTENTION_LED */ AR_GPIO_OUTPUT_MUX_AS_PCIE_ATTENTION_LED,
/* HAL_GPIO_OUTPUT_MUX_AS_PCIE_POWER_LED */ AR_GPIO_OUTPUT_MUX_AS_PCIE_POWER_LED,
/* HAL_GPIO_OUTPUT_MUX_AS_MAC_NETWORK_LED */ AR_GPIO_OUTPUT_MUX_AS_MAC_NETWORK_LED,
/* HAL_GPIO_OUTPUT_MUX_AS_MAC_POWER_LED */ AR_GPIO_OUTPUT_MUX_AS_MAC_POWER_LED,
/* HAL_GPIO_OUTPUT_MUX_AS_WLAN_ACTIVE */ AR_GPIO_OUTPUT_MUX_AS_RX_CLEAR_EXTERNAL,
/* HAL_GPIO_OUTPUT_MUX_AS_TX_FRAME */ AR_GPIO_OUTPUT_MUX_AS_TX_FRAME,
};
HALASSERT(gpio < AH_PRIVATE(ah)->ah_caps.hal_num_gpio_pins);
// Convert HAL signal type definitions to hardware-specific values.
if ((halSignalType >= 0) && (halSignalType < N(MuxSignalConversionTable)))
{
ah_signal_type = MuxSignalConversionTable[halSignalType];
}
else
{
return AH_FALSE;
}
// Configure the MUX
ar5416GpioCfgOutputMux(ah, gpio, ah_signal_type);
// 2 bits per output mode
gpio_shift = 2*gpio;
OS_REG_RMW(ah,
AR_GPIO_OE_OUT,
(AR_GPIO_OE_OUT_DRV_NO << gpio_shift),
(AR_GPIO_OE_OUT_DRV << gpio_shift));
return AH_TRUE;
#undef N
}
/*
* Return indices surrounding the value in sorted integer lists.
*
* NB: the input list is assumed to be sorted in ascending order
*/
static void
GetLowerUpperIndex(int16_t v, const uint16_t *lp, uint16_t listSize,
uint32_t *vlo, uint32_t *vhi)
{
int16_t target = v;
const int16_t *ep = lp+listSize;
const int16_t *tp;
/*
* Check first and last elements for out-of-bounds conditions.
*/
if (target < lp[0]) {
*vlo = *vhi = 0;
return;
}
if (target >= ep[-1]) {
*vlo = *vhi = listSize - 1;
return;
}
/* look for value being near or between 2 values in list */
for (tp = lp; tp < ep; tp++) {
/*
* If value is close to the current value of the list
* then target is not between values, it is one of the values
*/
if (*tp == target) {
*vlo = *vhi = tp - (const int16_t *) lp;
return;
}
/*
* Look for value being between current value and next value
* if so return these 2 values
*/
if (target < tp[1]) {
*vlo = tp - (const int16_t *) lp;
*vhi = *vlo + 1;
return;
}
}
HALASSERT(AH_FALSE); /* should not reach here */
*vlo = *vhi = 0;
}
/*
* Configure GPIO Input lines
*/
HAL_BOOL
ar9300GpioCfgInput(struct ath_hal *ah, u_int32_t gpio)
{
#ifndef AR9340_EMULATION
u_int32_t gpio_shift;
HALASSERT(gpio < AH_PRIVATE(ah)->ah_caps.halNumGpioPins);
/* TODO: configure input mux for AR9300 */
/* If configured as input, set output to tristate */
gpio_shift = 2*gpio;
OS_REG_RMW(ah,
AR_HOSTIF_REG(ah, AR_GPIO_OE_OUT),
(AR_GPIO_OE_OUT_DRV_NO << gpio_shift),
(AR_GPIO_OE_OUT_DRV << gpio_shift));
#endif
return AH_TRUE;
}
HAL_BOOL
ar5416SetupRxDesc(struct ath_hal *ah, struct ath_desc *ds,
u_int32_t size, u_int flags)
{
struct ar5416_desc *ads = AR5416DESC(ds);
HAL_CAPABILITIES *pCap = &AH_PRIVATE(ah)->ah_caps;
HALASSERT((size &~ AR_BufLen) == 0);
ads->ds_ctl1 = size & AR_BufLen;
if (flags & HAL_RXDESC_INTREQ)
ads->ds_ctl1 |= AR_RxIntrReq;
/* this should be enough */
ads->ds_rxstatus8 &= ~AR_RxDone;
if (! pCap->halAutoSleepSupport) {
/* If AutoSleep not supported, clear all fields. */
OS_MEMZERO(&(ads->u), sizeof(ads->u));
}
return AH_TRUE;
}
/*
* Get the TXDP for the "main" data queue. Needs to be extended
* for multiple Q functionality
*/
uint32_t
ar5210GetTxDP(struct ath_hal *ah, u_int q)
{
struct ath_hal_5210 *ahp = AH5210(ah);
HAL_TX_QUEUE_INFO *qi;
HALASSERT(q < HAL_NUM_TX_QUEUES);
qi = &ahp->ah_txq[q];
switch (qi->tqi_type) {
case HAL_TX_QUEUE_DATA:
return OS_REG_READ(ah, AR_TXDP0);
case HAL_TX_QUEUE_INACTIVE:
HALDEBUG(ah, HAL_DEBUG_ANY, "%s: inactive queue %u\n",
__func__, q);
/* fall thru... */
default:
break;
}
return 0xffffffff;
}
/*
* Initializes all of the hardware registers used to
* send beacons. Note that for station operation the
* driver calls ar9300_set_sta_beacon_timers instead.
*/
static void
ar9300_beacon_set_beacon_timers(struct ath_hal *ah,
const HAL_BEACON_TIMERS *bt)
{
uint32_t bperiod;
#if 0
HALASSERT(opmode == HAL_M_IBSS || opmode == HAL_M_HOSTAP);
if (opmode == HAL_M_IBSS) {
OS_REG_SET_BIT(ah, AR_TXCFG, AR_TXCFG_ADHOC_BEACON_ATIM_TX_POLICY);
}
#endif
/* XXX TODO: should migrate the HAL code to always use ONE_EIGHTH_TU */
OS_REG_WRITE(ah, AR_NEXT_TBTT_TIMER, TU_TO_USEC(bt->bt_nexttbtt));
OS_REG_WRITE(ah, AR_NEXT_DMA_BEACON_ALERT, ONE_EIGHTH_TU_TO_USEC(bt->bt_nextdba));
OS_REG_WRITE(ah, AR_NEXT_SWBA, ONE_EIGHTH_TU_TO_USEC(bt->bt_nextswba));
OS_REG_WRITE(ah, AR_NEXT_NDP_TIMER, TU_TO_USEC(bt->bt_nextatim));
bperiod = TU_TO_USEC(bt->bt_intval & HAL_BEACON_PERIOD);
/* XXX TODO! */
// ahp->ah_beaconInterval = bt->bt_intval & HAL_BEACON_PERIOD;
OS_REG_WRITE(ah, AR_BEACON_PERIOD, bperiod);
OS_REG_WRITE(ah, AR_DMA_BEACON_PERIOD, bperiod);
OS_REG_WRITE(ah, AR_SWBA_PERIOD, bperiod);
OS_REG_WRITE(ah, AR_NDP_PERIOD, bperiod);
/*
* Reset TSF if required.
*/
if (bt->bt_intval & HAL_BEACON_RESET_TSF)
ar9300_reset_tsf(ah);
/* enable timers */
/* NB: flags == 0 handled specially for backwards compatibility */
OS_REG_SET_BIT(ah, AR_TIMER_MODE,
bt->bt_flags != 0 ? bt->bt_flags :
AR_TBTT_TIMER_EN | AR_DBA_TIMER_EN | AR_SWBA_TIMER_EN);
}
/*
* Update ani stats in preparation for listen time processing.
*/
static void
updateMIBStats(struct ath_hal *ah, struct ar5212AniState *aniState)
{
struct ath_hal_5212 *ahp = AH5212(ah);
const struct ar5212AniParams *params = aniState->params;
uint32_t phyCnt1, phyCnt2;
int32_t ofdmPhyErrCnt, cckPhyErrCnt;
HALASSERT(ahp->ah_hasHwPhyCounters);
/* Clear the mib counters and save them in the stats */
ar5212UpdateMibCounters(ah, &ahp->ah_mibStats);
/* NB: these are not reset-on-read */
phyCnt1 = OS_REG_READ(ah, AR_PHYCNT1);
phyCnt2 = OS_REG_READ(ah, AR_PHYCNT2);
/* NB: these are spec'd to never roll-over */
ofdmPhyErrCnt = phyCnt1 - params->ofdmPhyErrBase;
if (ofdmPhyErrCnt < 0) {
HALDEBUG(ah, HAL_DEBUG_ANI, "OFDM phyErrCnt %d phyCnt1 0x%x\n",
ofdmPhyErrCnt, phyCnt1);
ofdmPhyErrCnt = AR_PHY_COUNTMAX;
}
ahp->ah_stats.ast_ani_ofdmerrs +=
ofdmPhyErrCnt - aniState->ofdmPhyErrCount;
aniState->ofdmPhyErrCount = ofdmPhyErrCnt;
cckPhyErrCnt = phyCnt2 - params->cckPhyErrBase;
if (cckPhyErrCnt < 0) {
HALDEBUG(ah, HAL_DEBUG_ANI, "CCK phyErrCnt %d phyCnt2 0x%x\n",
cckPhyErrCnt, phyCnt2);
cckPhyErrCnt = AR_PHY_COUNTMAX;
}
ahp->ah_stats.ast_ani_cckerrs +=
cckPhyErrCnt - aniState->cckPhyErrCount;
aniState->cckPhyErrCount = cckPhyErrCnt;
}
/*
* Set the TxDP for the "main" data queue.
*/
HAL_BOOL
ar5210SetTxDP(struct ath_hal *ah, u_int q, uint32_t txdp)
{
struct ath_hal_5210 *ahp = AH5210(ah);
HAL_TX_QUEUE_INFO *qi;
HALASSERT(q < HAL_NUM_TX_QUEUES);
HALDEBUG(ah, HAL_DEBUG_TXQUEUE, "%s: queue %u 0x%x\n",
__func__, q, txdp);
qi = &ahp->ah_txq[q];
switch (qi->tqi_type) {
case HAL_TX_QUEUE_DATA:
#ifdef AH_DEBUG
/*
* Make sure that TXE is deasserted before setting the
* TXDP. If TXE is still asserted, setting TXDP will
* have no effect.
*/
if (OS_REG_READ(ah, AR_CR) & AR_CR_TXE0)
ath_hal_printf(ah, "%s: TXE asserted; AR_CR=0x%x\n",
__func__, OS_REG_READ(ah, AR_CR));
#endif
OS_REG_WRITE(ah, AR_TXDP0, txdp);
break;
case HAL_TX_QUEUE_BEACON:
case HAL_TX_QUEUE_CAB:
OS_REG_WRITE(ah, AR_TXDP1, txdp);
break;
case HAL_TX_QUEUE_INACTIVE:
HALDEBUG(ah, HAL_DEBUG_TXQUEUE, "%s: inactive queue %u\n",
__func__, q);
/* fall thru... */
default:
return AH_FALSE;
}
return AH_TRUE;
}
/*
* Set the GPIO Interrupt
*/
void
ar5416GpioSetIntr(struct ath_hal *ah, u_int gpio, uint32_t ilevel)
{
uint32_t val;
HALASSERT(gpio < AR_NUM_GPIO);
/* XXX bounds check gpio */
val = MS(OS_REG_READ(ah, AR_GPIO_INTR_OUT), AR_GPIO_INTR_CTRL);
if (ilevel) /* 0 == interrupt on pin high */
val &= ~AR_GPIO_BIT(gpio);
else /* 1 == interrupt on pin low */
val |= AR_GPIO_BIT(gpio);
OS_REG_RMW_FIELD(ah, AR_GPIO_INTR_OUT, AR_GPIO_INTR_CTRL, val);
/* Change the interrupt mask. */
val = MS(OS_REG_READ(ah, AR_INTR_ASYNC_ENABLE), AR_INTR_GPIO);
val |= AR_GPIO_BIT(gpio);
OS_REG_RMW_FIELD(ah, AR_INTR_ASYNC_ENABLE, AR_INTR_GPIO, val);
val = MS(OS_REG_READ(ah, AR_INTR_ASYNC_MASK), AR_INTR_GPIO);
val |= AR_GPIO_BIT(gpio);
OS_REG_RMW_FIELD(ah, AR_INTR_ASYNC_MASK, AR_INTR_GPIO, val);
}
HAL_BOOL
ar5210FillTxDesc(struct ath_hal *ah, struct ath_desc *ds,
HAL_DMA_ADDR *bufAddrList, uint32_t *segLenList, u_int descId,
u_int qcuId, HAL_BOOL firstSeg, HAL_BOOL lastSeg,
const struct ath_desc *ds0)
{
struct ar5210_desc *ads = AR5210DESC(ds);
uint32_t segLen = segLenList[0];
HALASSERT((segLen &~ AR_BufLen) == 0);
ds->ds_data = bufAddrList[0];
if (firstSeg) {
/*
* First descriptor, don't clobber xmit control data
* setup by ar5210SetupTxDesc.
*/
ads->ds_ctl1 |= segLen | (lastSeg ? 0 : AR_More);
} else if (lastSeg) { /* !firstSeg && lastSeg */
/*
* Last descriptor in a multi-descriptor frame,
* copy the transmit parameters from the first
* frame for processing on completion.
*/
ads->ds_ctl0 = AR5210DESC_CONST(ds0)->ds_ctl0;
ads->ds_ctl1 = segLen;
} else { /* !firstSeg && !lastSeg */
/*
* Intermediate descriptor in a multi-descriptor frame.
*/
ads->ds_ctl0 = 0;
ads->ds_ctl1 = segLen | AR_More;
}
ads->ds_status0 = ads->ds_status1 = 0;
return AH_TRUE;
}
uint32_t
ar5210NumTxPending(struct ath_hal *ah, u_int q)
{
struct ath_hal_5210 *ahp = AH5210(ah);
HAL_TX_QUEUE_INFO *qi;
uint32_t v;
HALASSERT(q < HAL_NUM_TX_QUEUES);
HALDEBUG(ah, HAL_DEBUG_TXQUEUE, "%s: queue %u\n", __func__, q);
qi = &ahp->ah_txq[q];
switch (qi->tqi_type) {
case HAL_TX_QUEUE_DATA:
v = OS_REG_READ(ah, AR_CFG);
return MS(v, AR_CFG_TXCNT);
case HAL_TX_QUEUE_INACTIVE:
HALDEBUG(ah, HAL_DEBUG_ANY, "%s: inactive queue %u\n",
__func__, q);
/* fall thru... */
default:
break;
}
return 0;
}
int16_t
ar9300_get_rate_txpower(struct ath_hal *ah, u_int mode, u_int8_t rate_index,
u_int8_t chainmask, u_int8_t xmit_mode)
{
struct ath_hal_9300 *ahp = AH9300(ah);
int num_chains = ar9300_get_ntxchains(chainmask);
switch (xmit_mode) {
case AR9300_DEF_MODE:
return ahp->txpower[rate_index][num_chains-1];
case AR9300_STBC_MODE:
return ahp->txpower_stbc[rate_index][num_chains-1];
default:
HALDEBUG(ah, HAL_DEBUG_POWER_MGMT, "%s: invalid mode 0x%x\n",
__func__, xmit_mode);
HALASSERT(0);
break;
}
return ahp->txpower[rate_index][num_chains-1];
}
/*
* Configure GPIO Output lines
*/
HAL_BOOL
ar7010GpioCfgOutput(struct ath_hal *ah, u_int32_t gpio, HAL_GPIO_OUTPUT_MUX_TYPE halSignalType)
{
u_int32_t gpio_shift;
HALASSERT(gpio < AH_PRIVATE(ah)->ah_caps.hal_num_gpio_pins);
/* Magpie only support GPIO normal output */
if (halSignalType > HAL_GPIO_OUTPUT_MUX_AS_OUTPUT)
{
return AH_FALSE;
}
/* 1 bits per output mode */
gpio_shift = gpio;
/* Per bit output enable. 0: enable the output driver */
OS_REG_RMW(ah,
AR7010_GPIO_OE,
(AR7010_GPIO_OE_AS_OUTPUT<< gpio_shift),
(AR7010_GPIO_OE_MASK << gpio_shift));
return AH_TRUE;
}
static void
ar9285AniSetup(struct ath_hal *ah)
{
/*
* These are the parameters from the AR5416 ANI code;
* they likely need quite a bit of adjustment for the
* AR9285.
*/
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 = 7,
.cycPwrThr1 = { 2, 4, 6, 8, 10, 12, 14, 16 },
.maxFirstepLevel = 2, /* levels 0..2 */
.firstep = { 0, 4, 8 },
.ofdmTrigHigh = 500,
.ofdmTrigLow = 200,
.cckTrigHigh = 200,
.cckTrigLow = 100,
.rssiThrHigh = 40,
.rssiThrLow = 7,
.period = 100,
};
/* 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);
}
static const char * ar9285_lna_conf[] = {
"LNA1-LNA2",
"LNA2",
"LNA1",
"LNA1+LNA2",
};
static void
ar9285_eeprom_print_diversity_settings(struct ath_hal *ah)
{
const HAL_EEPROM_v4k *ee = AH_PRIVATE(ah)->ah_eeprom;
const MODAL_EEP4K_HEADER *pModal = &ee->ee_base.modalHeader;
ath_hal_printf(ah, "[ath] AR9285 Main LNA config: %s\n",
ar9285_lna_conf[(pModal->antdiv_ctl2 >> 2) & 0x3]);
ath_hal_printf(ah, "[ath] AR9285 Alt LNA config: %s\n",
ar9285_lna_conf[pModal->antdiv_ctl2 & 0x3]);
ath_hal_printf(ah, "[ath] LNA diversity %s, Diversity %s\n",
((pModal->antdiv_ctl1 & 0x1) ? "enabled" : "disabled"),
((pModal->antdiv_ctl1 & 0x8) ? "enabled" : "disabled"));
}
/*
* Attach for an AR9285 part.
*/
static struct ath_hal *
ar9285Attach(uint16_t devid, HAL_SOFTC sc,
HAL_BUS_TAG st, HAL_BUS_HANDLE sh, uint16_t *eepromdata,
HAL_STATUS *status)
{
struct ath_hal_9285 *ahp9285;
struct ath_hal_5212 *ahp;
struct ath_hal *ah;
uint32_t val;
HAL_STATUS ecode;
HAL_BOOL rfStatus;
HALDEBUG(AH_NULL, HAL_DEBUG_ATTACH, "%s: sc %p st %p sh %p\n",
__func__, sc, (void*) st, (void*) sh);
/* NB: memory is returned zero'd */
ahp9285 = ath_hal_malloc(sizeof (struct ath_hal_9285));
if (ahp9285 == AH_NULL) {
HALDEBUG(AH_NULL, HAL_DEBUG_ANY,
"%s: cannot allocate memory for state block\n", __func__);
*status = HAL_ENOMEM;
return AH_NULL;
}
ahp = AH5212(ahp9285);
ah = &ahp->ah_priv.h;
ar5416InitState(AH5416(ah), devid, sc, st, sh, status);
/*
* Use the "local" EEPROM data given to us by the higher layers.
* This is a private copy out of system flash. The Linux ath9k
* commit for the initial AR9130 support mentions MMIO flash
* access is "unreliable." -adrian
*/
if (eepromdata != AH_NULL) {
AH_PRIVATE(ah)->ah_eepromRead = ath_hal_EepromDataRead;
AH_PRIVATE(ah)->ah_eepromWrite = NULL;
ah->ah_eepromdata = eepromdata;
}
/* override with 9285 specific state */
AH5416(ah)->ah_initPLL = ar9280InitPLL;
AH5416(ah)->ah_btCoexSetDiversity = ar9285BTCoexAntennaDiversity;
ah->ah_setAntennaSwitch = ar9285SetAntennaSwitch;
ah->ah_configPCIE = ar9285ConfigPCIE;
ah->ah_disablePCIE = ar9285DisablePCIE;
ah->ah_setTxPower = ar9285SetTransmitPower;
ah->ah_setBoardValues = ar9285SetBoardValues;
ah->ah_btCoexSetParameter = ar9285BTCoexSetParameter;
ah->ah_divLnaConfGet = ar9285_antdiv_comb_conf_get;
ah->ah_divLnaConfSet = ar9285_antdiv_comb_conf_set;
AH5416(ah)->ah_cal.iqCalData.calData = &ar9280_iq_cal;
AH5416(ah)->ah_cal.adcGainCalData.calData = &ar9280_adc_gain_cal;
AH5416(ah)->ah_cal.adcDcCalData.calData = &ar9280_adc_dc_cal;
AH5416(ah)->ah_cal.adcDcCalInitData.calData = &ar9280_adc_init_dc_cal;
AH5416(ah)->ah_cal.suppCals = ADC_GAIN_CAL | ADC_DC_CAL | IQ_MISMATCH_CAL;
AH5416(ah)->ah_spurMitigate = ar9280SpurMitigate;
AH5416(ah)->ah_writeIni = ar9285WriteIni;
AH5416(ah)->ah_rx_chainmask = AR9285_DEFAULT_RXCHAINMASK;
AH5416(ah)->ah_tx_chainmask = AR9285_DEFAULT_TXCHAINMASK;
ahp->ah_maxTxTrigLev = MAX_TX_FIFO_THRESHOLD >> 1;
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);
HALDEBUG(ah, HAL_DEBUG_ATTACH,
"%s: ID 0x%x VERSION 0x%x TYPE 0x%x REVISION 0x%x\n",
__func__, MS(val, AR_XSREV_ID), MS(val, AR_XSREV_VERSION),
MS(val, AR_XSREV_TYPE), MS(val, AR_XSREV_REVISION));
/* NB: include chip type to differentiate from pre-Sowl versions */
AH_PRIVATE(ah)->ah_macVersion =
(val & AR_XSREV_VERSION) >> AR_XSREV_TYPE_S;
AH_PRIVATE(ah)->ah_macRev = MS(val, AR_XSREV_REVISION);
AH_PRIVATE(ah)->ah_ispcie = (val & AR_XSREV_TYPE_HOST_MODE) == 0;
/* setup common ini data; rf backends handle remainder */
if (AR_SREV_KITE_12_OR_LATER(ah)) {
HAL_INI_INIT(&ahp->ah_ini_modes, ar9285Modes_v2, 6);
HAL_INI_INIT(&ahp->ah_ini_common, ar9285Common_v2, 2);
HAL_INI_INIT(&AH5416(ah)->ah_ini_pcieserdes,
ar9285PciePhy_clkreq_always_on_L1_v2, 2);
} else {
HAL_INI_INIT(&ahp->ah_ini_modes, ar9285Modes, 6);
HAL_INI_INIT(&ahp->ah_ini_common, ar9285Common, 2);
HAL_INI_INIT(&AH5416(ah)->ah_ini_pcieserdes,
ar9285PciePhy_clkreq_always_on_L1, 2);
}
ar5416AttachPCIE(ah);
/* Attach methods that require MAC version/revision info */
if (AR_SREV_KITE_12_OR_LATER(ah))
AH5416(ah)->ah_cal_initcal = ar9285InitCalHardware;
if (AR_SREV_KITE_11_OR_LATER(ah))
AH5416(ah)->ah_cal_pacal = ar9002_hw_pa_cal;
ecode = ath_hal_v4kEepromAttach(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 = ar5416GetRadioRev(ah);
switch (AH_PRIVATE(ah)->ah_analog5GhzRev & AR_RADIO_SREV_MAJOR) {
case AR_RAD2133_SREV_MAJOR: /* Sowl: 2G/3x3 */
case AR_RAD5133_SREV_MAJOR: /* Sowl: 2+5G/3x3 */
break;
default:
if (AH_PRIVATE(ah)->ah_analog5GhzRev == 0) {
AH_PRIVATE(ah)->ah_analog5GhzRev =
AR_RAD5133_SREV_MAJOR;
break;
}
#ifdef AH_DEBUG
HALDEBUG(ah, HAL_DEBUG_ANY,
"%s: 5G Radio Chip Rev 0x%02X is not supported by "
"this driver\n", __func__,
AH_PRIVATE(ah)->ah_analog5GhzRev);
ecode = HAL_ENOTSUPP;
goto bad;
#endif
}
rfStatus = ar9285RfAttach(ah, &ecode);
if (!rfStatus) {
HALDEBUG(ah, HAL_DEBUG_ANY, "%s: RF setup failed, status %u\n",
__func__, ecode);
goto bad;
}
HAL_INI_INIT(&ahp9285->ah_ini_rxgain, ar9280Modes_original_rxgain_v2,
6);
if (AR_SREV_9285E_20(ah))
ath_hal_printf(ah, "[ath] AR9285E_20 detected; using XE TX gain tables\n");
/* setup txgain table */
switch (ath_hal_eepromGet(ah, AR_EEP_TXGAIN_TYPE, AH_NULL)) {
case AR5416_EEP_TXGAIN_HIGH_POWER:
if (AR_SREV_9285E_20(ah))
HAL_INI_INIT(&ahp9285->ah_ini_txgain,
ar9285Modes_XE2_0_high_power, 6);
else
HAL_INI_INIT(&ahp9285->ah_ini_txgain,
ar9285Modes_high_power_tx_gain_v2, 6);
break;
case AR5416_EEP_TXGAIN_ORIG:
if (AR_SREV_9285E_20(ah))
HAL_INI_INIT(&ahp9285->ah_ini_txgain,
ar9285Modes_XE2_0_normal_power, 6);
else
HAL_INI_INIT(&ahp9285->ah_ini_txgain,
ar9285Modes_original_tx_gain_v2, 6);
break;
default:
HALASSERT(AH_FALSE);
goto bad; /* XXX ? try to continue */
}
/*
* Got everything we need now to setup the capabilities.
*/
if (!ar9285FillCapabilityInfo(ah)) {
ecode = HAL_EEREAD;
goto bad;
}
/*
* Print out the EEPROM antenna configuration mapping.
* Some devices have a hard-coded LNA configuration profile;
* others enable diversity.
*/
ar9285_eeprom_print_diversity_settings(ah);
/* Print out whether the EEPROM settings enable AR9285 diversity */
if (ar9285_check_div_comb(ah)) {
ath_hal_printf(ah, "[ath] Enabling diversity for Kite\n");
}
/* Disable 11n for the AR2427 */
if (devid == AR2427_DEVID_PCIE)
AH_PRIVATE(ah)->ah_caps.halHTSupport = AH_FALSE;
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);
/*
* For Kite and later chipsets, the following bits are not
* programmed in EEPROM and so are set as enabled always.
*/
AH_PRIVATE(ah)->ah_currentRDext = AR9285_RDEXT_DEFAULT;
/*
* 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);
ar9285AniSetup(ah); /* Anti Noise Immunity */
/* Setup noise floor min/max/nominal values */
AH5416(ah)->nf_2g.max = AR_PHY_CCA_MAX_GOOD_VAL_9285_2GHZ;
AH5416(ah)->nf_2g.min = AR_PHY_CCA_MIN_GOOD_VAL_9285_2GHZ;
AH5416(ah)->nf_2g.nominal = AR_PHY_CCA_NOM_VAL_9285_2GHZ;
/* XXX no 5ghz values? */
ar5416InitNfHistBuff(AH5416(ah)->ah_cal.nfCalHist);
HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: return\n", __func__);
return ah;
bad:
if (ah != AH_NULL)
ah->ah_detach(ah);
if (status)
*status = ecode;
return AH_NULL;
}
static void
ar9285ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore, HAL_BOOL power_off)
{
uint32_t val;
/*
* This workaround needs some integration work with the HAL
* config parameters and the if_ath_pci.c glue.
* Specifically, read the value of the PCI register 0x70c
* (4 byte PCI config space register) and store it in ath_hal_war70c.
* Then if it's non-zero, the below WAR would override register
* 0x570c upon suspend/resume.
*/
#if 0
if (AR_SREV_9285E_20(ah)) {
val = AH_PRIVATE(ah)->ah_config.ath_hal_war70c;
if (val) {
val &= 0xffff00ff;
val |= 0x6f00;
OS_REG_WRITE(ah, 0x570c, val);
}
}
#endif
if (AH_PRIVATE(ah)->ah_ispcie && !restore) {
ath_hal_ini_write(ah, &AH5416(ah)->ah_ini_pcieserdes, 1, 0);
OS_DELAY(1000);
}
/*
* Set PCIe workaround bits
*
* NOTE:
*
* In Merlin and Kite, bit 14 in WA register (disable L1) should only
* be set when device enters D3 and be cleared when device comes back
* to D0.
*/
if (power_off) { /* Power-off */
OS_REG_CLR_BIT(ah, AR_PCIE_PM_CTRL, AR_PCIE_PM_CTRL_ENA);
val = OS_REG_READ(ah, AR_WA);
/*
* Disable bit 6 and 7 before entering D3 to prevent
* system hang.
*/
val &= ~(AR_WA_BIT6 | AR_WA_BIT7);
/*
* See above: set AR_WA_D3_L1_DISABLE when entering D3 state.
*
* XXX The reference HAL does it this way - it only sets
* AR_WA_D3_L1_DISABLE if it's set in AR9280_WA_DEFAULT,
* which it (currently) isn't. So the following statement
* is currently a NOP.
*/
if (AR9285_WA_DEFAULT & AR_WA_D3_L1_DISABLE)
val |= AR_WA_D3_L1_DISABLE;
if (AR_SREV_9285E_20(ah))
val |= AR_WA_BIT23;
OS_REG_WRITE(ah, AR_WA, val);
} else { /* Power-on */
val = AR9285_WA_DEFAULT;
/*
* See note above: make sure L1_DISABLE is not set.
*/
val &= (~AR_WA_D3_L1_DISABLE);
/* Software workaroud for ASPM system hang. */
val |= (AR_WA_BIT6 | AR_WA_BIT7);
if (AR_SREV_9285E_20(ah))
val |= AR_WA_BIT23;
OS_REG_WRITE(ah, AR_WA, val);
/* set bit 19 to allow forcing of pcie core into L1 state */
OS_REG_SET_BIT(ah, AR_PCIE_PM_CTRL, AR_PCIE_PM_CTRL_ENA);
}
}
/*
* Set all the beacon related bits on the h/w for stations
* i.e. initializes the corresponding h/w timers;
* also tells the h/w whether to anticipate PCF beacons
*
* dtim_count and cfp_count from the current beacon - their current
* values aren't necessarily maintained in the device struct
*/
void
ar5210SetStaBeaconTimers(struct ath_hal *ah, const HAL_BEACON_STATE *bs)
{
struct ath_hal_5210 *ahp = AH5210(ah);
HALDEBUG(ah, HAL_DEBUG_BEACON, "%s: setting beacon timers\n", __func__);
HALASSERT(bs->bs_intval != 0);
/* if the AP will do PCF */
if (bs->bs_cfpmaxduration != 0) {
/* tell the h/w that the associated AP is PCF capable */
OS_REG_WRITE(ah, AR_STA_ID1,
(OS_REG_READ(ah, AR_STA_ID1) &~ AR_STA_ID1_DEFAULT_ANTENNA)
| AR_STA_ID1_PCF);
/* set CFP_PERIOD(1.024ms) register */
OS_REG_WRITE(ah, AR_CFP_PERIOD, bs->bs_cfpperiod);
/* set CFP_DUR(1.024ms) register to max cfp duration */
OS_REG_WRITE(ah, AR_CFP_DUR, bs->bs_cfpmaxduration);
/* set TIMER2(128us) to anticipated time of next CFP */
OS_REG_WRITE(ah, AR_TIMER2, bs->bs_cfpnext << 3);
} else {
/* tell the h/w that the associated AP is not PCF capable */
OS_REG_WRITE(ah, AR_STA_ID1,
OS_REG_READ(ah, AR_STA_ID1) &~ (AR_STA_ID1_DEFAULT_ANTENNA | AR_STA_ID1_PCF));
}
/*
* Set TIMER0(1.024ms) to the anticipated time of the next beacon.
*/
OS_REG_WRITE(ah, AR_TIMER0, bs->bs_nexttbtt);
/*
* Start the beacon timers by setting the BEACON register
* to the beacon interval; also write the tim offset which
* we should know by now. The code, in ar5211WriteAssocid,
* also sets the tim offset once the AID is known which can
* be left as such for now.
*/
OS_REG_WRITE(ah, AR_BEACON,
(OS_REG_READ(ah, AR_BEACON) &~ (AR_BEACON_PERIOD|AR_BEACON_TIM))
| SM(bs->bs_intval, AR_BEACON_PERIOD)
| SM(bs->bs_timoffset ? bs->bs_timoffset + 4 : 0, AR_BEACON_TIM)
);
/*
* Configure the BMISS interrupt. Note that we
* assume the caller blocks interrupts while enabling
* the threshold.
*/
/*
* Interrupt works only on Crete.
*/
if (AH_PRIVATE(ah)->ah_macRev < AR_SREV_CRETE)
return;
/*
* Counter is only 3-bits.
* Count of 0 with BMISS interrupt enabled will hang the system
* with too many interrupts
*/
if (AH_PRIVATE(ah)->ah_macRev >= AR_SREV_CRETE &&
(bs->bs_bmissthreshold&7) == 0) {
#ifdef AH_DEBUG
ath_hal_printf(ah, "%s: invalid beacon miss threshold %u\n",
__func__, bs->bs_bmissthreshold);
#endif
return;
}
#define BMISS_MAX (AR_RSSI_THR_BM_THR >> AR_RSSI_THR_BM_THR_S)
/*
* Configure the BMISS interrupt. Note that we
* assume the caller blocks interrupts while enabling
* the threshold.
*
* NB: the beacon miss count field is only 3 bits which
* is much smaller than what's found on later parts;
* clamp overflow values as a safeguard.
*/
ahp->ah_rssiThr = (ahp->ah_rssiThr &~ AR_RSSI_THR_BM_THR)
| SM(bs->bs_bmissthreshold > BMISS_MAX ?
BMISS_MAX : bs->bs_bmissthreshold,
AR_RSSI_THR_BM_THR);
OS_REG_WRITE(ah, AR_RSSI_THR, ahp->ah_rssiThr);
#undef BMISS_MAX
}
static HAL_BOOL
ar9280SetChannel(struct ath_hal *ah, HAL_CHANNEL_INTERNAL *chan)
{
struct ath_hal_5416 *ahp = AH5416(ah);
u_int16_t bMode, fracMode, aModeRefSel = 0;
u_int32_t freq, ndiv, channelSel = 0, channelFrac = 0, reg32 = 0;
CHAN_CENTERS centers;
u_int32_t refDivA = 24;
OS_MARK(ah, AH_MARK_SETCHANNEL, chan->channel);
ar5416GetChannelCenters(ah, chan, ¢ers);
freq = centers.synth_center;
reg32 = OS_REG_READ(ah, AR_PHY_SYNTH_CONTROL);
reg32 &= 0xc0000000;
if (freq < 4800) { /* 2 GHz, fractional mode */
u_int32_t txctl;
int regWrites = 0;
bMode = 1;
fracMode = 1;
aModeRefSel = 0;
channelSel = (freq * 0x10000)/15;
if (AR_SREV_KIWI_11_OR_LATER(ah)) {
if (freq == 2484) {
REG_WRITE_ARRAY(&ahp->ah_iniCckfirJapan2484, 1, regWrites);
} else {
REG_WRITE_ARRAY(&ahp->ah_iniCckfirNormal, 1, regWrites);
}
} else {
txctl = OS_REG_READ(ah, AR_PHY_CCK_TX_CTRL);
if (freq == 2484) {
/* Enable channel spreading for channel 14 */
OS_REG_WRITE(ah, AR_PHY_CCK_TX_CTRL,
txctl | AR_PHY_CCK_TX_CTRL_JAPAN);
} else {
OS_REG_WRITE(ah, AR_PHY_CCK_TX_CTRL,
txctl &~ AR_PHY_CCK_TX_CTRL_JAPAN);
}
}
} else {
bMode = 0;
fracMode = 0;
HALASSERT(aModeRefSel == 0);
switch (ar5416EepromGet(ahp, EEP_FRAC_N_5G)) {
case 0:
if ((freq % 20) == 0) {
aModeRefSel = 3;
} else if ((freq % 10) == 0) {
aModeRefSel = 2;
}
if (aModeRefSel) break;
case 1:
default:
aModeRefSel = 0;
/* Enable 2G (fractional) mode for channels which are 5MHz spaced */
fracMode = 1;
refDivA = 1;
channelSel = (freq * 0x8000)/15;
/* RefDivA setting */
analogShiftRegRMW(ah, AR_AN_SYNTH9, AR_AN_SYNTH9_REFDIVA,
AR_AN_SYNTH9_REFDIVA_S, refDivA);
}
if (!fracMode) {
ndiv = (freq * (refDivA >> aModeRefSel))/60;
channelSel = ndiv & 0x1ff;
channelFrac = (ndiv & 0xfffffe00) * 2;
channelSel = (channelSel << 17) | channelFrac;
}
}
