ar5211.h

Atheros wifi driver source code

/*
 * Copyright (c) 2002-2005 Sam Leffler, Errno Consulting
 * Copyright (c) 2002-2005 Atheros Communications, Inc.
 * All rights reserved.
 *
 * $Id: ar5211.h,v 1.1.1.1 2006/09/12 03:45:24 steven Exp $
 */
#ifndef _ATH_AR5211_H_
#define _ATH_AR5211_H_

#include "ah_eeprom.h"

#define	AR5211_MAGIC	0x19570405

/* Classes for WME streams */
#define	AC_BK	0
#define	AC_BE	1
#define	AC_VI	2
#define	AC_VO	3

/* DCU Transmit Filter macros */
#define CALC_MMR(dcu, idx) \
	( (4 * dcu) + (idx < 32 ? 0 : (idx < 64 ? 1 : (idx < 96 ? 2 : 3))) )
#define TXBLK_FROM_MMR(mmr) \
	(AR_D_TXBLK_BASE + ((mmr & 0x1f) << 6) + ((mmr & 0x20) >> 3))
#define CALC_TXBLK_ADDR(dcu, idx)	(TXBLK_FROM_MMR(CALC_MMR(dcu, idx)))
#define CALC_TXBLK_VALUE(idx)		(1 << (idx & 0x1f))

/* MAC register values */

#define INIT_INTERRUPT_MASK \
	( AR_IMR_TXERR  | AR_IMR_TXOK | AR_IMR_RXORN | \
	  AR_IMR_RXERR  | AR_IMR_RXOK | AR_IMR_TXURN | \
	  AR_IMR_HIUERR )
#define INIT_BEACON_CONTROL \
	( (INIT_RESET_TSF << 24)  | (INIT_BEACON_EN << 23) | \
	  (INIT_TIM_OFFSET << 16) | INIT_BEACON_PERIOD )

#define INIT_CONFIG_STATUS	0x00000000
#define INIT_RSSI_THR		0x00000700	/* Missed beacon counter initialized to 0x7 (max is 0xff) */
#define INIT_IQCAL_LOG_COUNT_MAX	0xF
#define INIT_BCON_CNTRL_REG	0x00000000

#define INIT_BEACON_PERIOD	0xffff
#define INIT_TIM_OFFSET		0
#define INIT_BEACON_EN		0		/* this should be set by AP only when it's ready */
#define INIT_RESET_TSF		0

/*
 * Various fifo fill before Tx start, in 64-byte units
 * i.e. put the frame in the air while still DMAing
 */
#define MIN_TX_FIFO_THRESHOLD	   0x1
#define MAX_TX_FIFO_THRESHOLD	   ((IEEE80211_MAX_LEN / 64) + 1)
#define INIT_TX_FIFO_THRESHOLD	  MIN_TX_FIFO_THRESHOLD

/*
 * Gain support.
 */
typedef struct _gainOptStep {
	int16_t	paramVal[4];
	int32_t	stepGain;
	int8_t	stepName[16];
} GAIN_OPTIMIZATION_STEP;

typedef struct {
	u_int32_t	numStepsInLadder;
	u_int32_t	defaultStepNum;
	GAIN_OPTIMIZATION_STEP optStep[10];
} GAIN_OPTIMIZATION_LADDER;

typedef struct {
	u_int32_t	currStepNum;
	u_int32_t	currGain;
	u_int32_t	targetGain;
	u_int32_t	loTrig;
	u_int32_t	hiTrig;
	u_int32_t	active;
	const GAIN_OPTIMIZATION_STEP *currStep;
} GAIN_VALUES;

enum {
	RFGAIN_INACTIVE,
	RFGAIN_READ_REQUESTED,
	RFGAIN_NEED_CHANGE
};

/*
 * Header Info - general parameters and
 * values set for each chipset board solution
 * that are programmed every reset
 */
struct ath_hal_5211 {
	struct ath_hal_private	ah_priv;	/* base class */

	/*
	 * Information retrieved from EEPROM.
	 */
	HAL_EEPROM	ah_eeprom;

	GAIN_VALUES	ah_gainValues;

	u_int8_t	ah_macaddr[IEEE80211_ADDR_LEN];
	u_int8_t	ah_bssid[IEEE80211_ADDR_LEN];

	/*
	 * Runtime state.
	 */
	u_int32_t	ah_maskReg;		/* copy of AR_IMR */
	u_int32_t	ah_txOkInterruptMask;
	u_int32_t	ah_txErrInterruptMask;
	u_int32_t	ah_txDescInterruptMask;
	u_int32_t	ah_txEolInterruptMask;
	u_int32_t	ah_txUrnInterruptMask;
	HAL_TX_QUEUE_INFO ah_txq[HAL_NUM_TX_QUEUES];
	HAL_POWER_MODE	ah_powerMode;
	u_int32_t	ah_atimWindow;
	HAL_ANT_SETTING ah_diversityControl;	/* antenna setting */
	u_int32_t	ah_calibrationTime;
	HAL_BOOL	ah_bIQCalibration;
	HAL_CHANNEL	ah_curchan;		/* XXX */
	int		ah_rfgainState;
	u_int32_t	ah_tx6PowerInHalfDbm;	/* power output for 6Mb tx */
	u_int32_t	ah_beaconInterval;

	u_int		ah_slottime;		/* user-specified slot time */
	u_int		ah_acktimeout;		/* user-specified ack timeout */
	u_int		ah_ctstimeout;		/* user-specified cts timeout */
	/*
	 * RF Silent handling.
	 */
	u_int32_t	ah_gpioSelect;		/* GPIO pin to use */
	u_int32_t	ah_polarity;		/* polarity to disable RF */
	u_int32_t	ah_gpioBit;		/* after init, prev value */
	HAL_BOOL	ah_eepEnabled;		/* EEPROM bit for capability */
};
#define	AH5211(ah)	((struct ath_hal_5211 *)(ah))

struct ath_hal;

extern	struct ath_hal *ar5211Attach(u_int16_t, HAL_SOFTC,
	HAL_BUS_TAG, HAL_BUS_HANDLE, HAL_STATUS *);
extern	void ar5211Detach(struct ath_hal *);

extern	HAL_BOOL ar5211Reset(struct ath_hal *, HAL_OPMODE,
		HAL_CHANNEL *, HAL_BOOL bChannelChange, HAL_STATUS *);
extern	void ar5211SetPCUConfig(struct ath_hal *);
extern	HAL_BOOL ar5211PhyDisable(struct ath_hal *);
extern	HAL_BOOL ar5211Disable(struct ath_hal *);
extern	HAL_BOOL ar5211ChipReset(struct ath_hal *, u_int16_t);
extern	HAL_BOOL ar5211PerCalibration(struct ath_hal *, HAL_CHANNEL *, HAL_BOOL *);
extern	int16_t ar5211GetNoiseFloor(struct ath_hal *);
extern	HAL_BOOL ar5211SetTxPowerLimit(struct ath_hal *, u_int32_t limit);
extern	HAL_BOOL ar5211SetTransmitPower(struct ath_hal *, HAL_CHANNEL *);
extern	HAL_BOOL ar5211CalNoiseFloor(struct ath_hal *, HAL_CHANNEL *);
extern	HAL_BOOL ar5211ResetDma(struct ath_hal *, HAL_OPMODE);
extern	void ar5211InitializeGainValues(struct ath_hal *);
extern	HAL_RFGAIN ar5211GetRfgain(struct ath_hal *);
extern  HAL_BOOL ar5211SetTxQueueProps(struct ath_hal *ah, int q,
		const HAL_TXQ_INFO *qInfo);
extern	HAL_BOOL ar5211GetTxQueueProps(struct ath_hal *ah, int q,
		HAL_TXQ_INFO *qInfo);
extern	int ar5211SetupTxQueue(struct ath_hal *ah, HAL_TX_QUEUE type,
		const HAL_TXQ_INFO *qInfo);
extern	HAL_BOOL ar5211ReleaseTxQueue(struct ath_hal *ah, u_int q);
extern	HAL_BOOL ar5211ResetTxQueue(struct ath_hal *ah, u_int q);
extern	u_int32_t ar5211GetTxDP(struct ath_hal *, u_int);
extern	HAL_BOOL ar5211SetTxDP(struct ath_hal *, u_int, u_int32_t txdp);
extern	HAL_BOOL ar5211UpdateTxTrigLevel(struct ath_hal *, HAL_BOOL);
extern	HAL_BOOL ar5211StartTxDma(struct ath_hal *, u_int);
extern	HAL_BOOL ar5211StopTxDma(struct ath_hal *, u_int);
extern	u_int32_t ar5211NumTxPending(struct ath_hal *, u_int qnum);
extern	HAL_BOOL ar5211IsTxQueueStopped(struct ath_hal *, u_int);
extern	HAL_BOOL ar5211GetTransmitFilterIndex(struct ath_hal *, u_int32_t);
extern  HAL_BOOL ar5211UpdateCTSForBursting(struct ath_hal *, struct ath_desc *,
		 struct ath_desc *,struct ath_desc *, struct ath_desc *,
		 u_int32_t, u_int32_t);
extern	HAL_BOOL ar5211SetupTxDesc(struct ath_hal *, struct ath_desc *,
		u_int pktLen, u_int hdrLen, HAL_PKT_TYPE type, u_int txPower,
		u_int txRate0, u_int txTries0,
		u_int keyIx, u_int antMode, u_int flags,
		u_int rtsctsRate, u_int rtsctsDuration,
                u_int compicvLen, u_int compivLen, u_int comp);
extern	HAL_BOOL ar5211SetupXTxDesc(struct ath_hal *, struct ath_desc *,
		u_int txRate1, u_int txRetries1,
		u_int txRate2, u_int txRetries2,
		u_int txRate3, u_int txRetries3);
extern	HAL_BOOL ar5211FillTxDesc(struct ath_hal *, struct ath_desc *,
		u_int segLen, HAL_BOOL firstSeg, HAL_BOOL lastSeg,
		const struct ath_desc *ds0);
extern	HAL_STATUS ar5211ProcTxDesc(struct ath_hal *, struct ath_desc *);
extern  void ar5211GetTxIntrQueue(struct ath_hal *ah, u_int32_t *);
extern  void ar5211IntrReqTxDesc(struct ath_hal *ah, struct ath_desc *);

extern	u_int32_t ar5211GetRxDP(struct ath_hal *);
extern	void ar5211SetRxDP(struct ath_hal *, u_int32_t rxdp);
extern	void ar5211EnableReceive(struct ath_hal *);
extern	HAL_BOOL ar5211StopDmaReceive(struct ath_hal *);
extern	void ar5211StartPcuReceive(struct ath_hal *);
extern	void ar5211StopPcuReceive(struct ath_hal *);
extern	void ar5211SetMulticastFilter(struct ath_hal *,
		u_int32_t filter0, u_int32_t filter1);
extern	HAL_BOOL ar5211ClrMulticastFilterIndex(struct ath_hal *, u_int32_t);
extern	HAL_BOOL ar5211SetMulticastFilterIndex(struct ath_hal *, u_int32_t);
extern	u_int32_t ar5211GetRxFilter(struct ath_hal *);
extern	void ar5211SetRxFilter(struct ath_hal *, u_int32_t);
extern	HAL_BOOL ar5211SetupRxDesc(struct ath_hal *, struct ath_desc *,
		u_int32_t, u_int flags);
extern	HAL_STATUS ar5211ProcRxDesc(struct ath_hal *, struct ath_desc *,
		u_int32_t, struct ath_desc *, u_int64_t);

extern	void ar5211GetMacAddress(struct ath_hal *, u_int8_t *);
extern	HAL_BOOL ar5211SetMacAddress(struct ath_hal *ah, const u_int8_t *);
extern	void ar5211GetBssIdMask(struct ath_hal *, u_int8_t *);
extern	HAL_BOOL ar5211SetBssIdMask(struct ath_hal *, const u_int8_t *);
extern	HAL_BOOL ar5211EepromRead(struct ath_hal *, u_int off, u_int16_t *data);
extern	HAL_BOOL ar5211EepromWrite(struct ath_hal *, u_int off, u_int16_t data);
extern	HAL_BOOL ar5211SetRegulatoryDomain(struct ath_hal *,
		u_int16_t, HAL_STATUS *);
extern	u_int ar5211GetWirelessModes(struct ath_hal *);
extern	HAL_BOOL ar5211GetRfKill(struct ath_hal *);
extern	void ar5211EnableRfKill(struct ath_hal *);
extern	u_int32_t ar5211GpioGet(struct ath_hal *, u_int32_t gpio);
extern	void ar5211GpioSetIntr(struct ath_hal *, u_int, u_int32_t ilevel);
extern	HAL_BOOL ar5211GpioCfgOutput(struct ath_hal *, u_int32_t gpio);
extern	HAL_BOOL ar5211GpioCfgInput(struct ath_hal *, u_int32_t gpio);
extern	HAL_BOOL ar5211GpioSet(struct ath_hal *, u_int32_t gpio, u_int32_t val);
extern	void ar5211SetLedState(struct ath_hal *, HAL_LED_STATE);
extern	u_int ar5211AntennaGet(struct ath_hal *);
extern	void ar5211WriteAssocid(struct ath_hal *,
		const u_int8_t *bssid, u_int16_t assocId);
extern	u_int64_t ar5211GetTsf64(struct ath_hal *);
extern	u_int32_t ar5211GetTsf32(struct ath_hal *);
extern	void ar5211ResetTsf(struct ath_hal *);
extern	u_int32_t ar5211GetMaxTurboRate(struct ath_hal *);
extern	u_int32_t ar5211GetRandomSeed(struct ath_hal *);
extern	HAL_BOOL ar5211DetectCardPresent(struct ath_hal *);
extern	void ar5211UpdateMibCounters(struct ath_hal *, HAL_MIB_STATS *);
extern	void ar5211EnableHwEncryption(struct ath_hal *);
extern	void ar5211DisableHwEncryption(struct ath_hal *);
extern	HAL_BOOL ar5211SetSlotTime(struct ath_hal *, u_int);
extern	u_int ar5211GetSlotTime(struct ath_hal *);
extern	HAL_BOOL ar5211SetAckTimeout(struct ath_hal *, u_int);
extern	u_int ar5211GetAckTimeout(struct ath_hal *);
extern	HAL_BOOL ar5211SetCTSTimeout(struct ath_hal *, u_int);
extern  HAL_BOOL ar5211SetDecompMask(struct ath_hal *, u_int16_t, int);
void 	ar5211SetCoverageClass(struct ath_hal *, u_int8_t, int);
extern	u_int ar5211GetCTSTimeout(struct ath_hal *);
extern	u_int32_t ar5211GetCurRssi(struct ath_hal *);
extern	u_int ar5211GetDefAntenna(struct ath_hal *);
extern	void ar5211SetDefAntenna(struct ath_hal *ah, u_int antenna);
extern	HAL_BOOL ar5211SetAntennaSwitch(struct ath_hal *,
		HAL_ANT_SETTING, HAL_CHANNEL *);
extern	HAL_STATUS ar5211GetCapability(struct ath_hal *, HAL_CAPABILITY_TYPE,
		u_int32_t, u_int32_t *);
extern	HAL_BOOL ar5211SetCapability(struct ath_hal *, HAL_CAPABILITY_TYPE,
		u_int32_t, u_int32_t, HAL_STATUS *);
extern	HAL_BOOL ar5211GetDiagState(struct ath_hal *ah, int request,
		const void *args, u_int32_t argsize,
		void **result, u_int32_t *resultsize);

extern	u_int ar5211GetKeyCacheSize(struct ath_hal *);
extern	HAL_BOOL ar5211IsKeyCacheEntryValid(struct ath_hal *, u_int16_t);
extern	HAL_BOOL ar5211ResetKeyCacheEntry(struct ath_hal *, u_int16_t entry);
extern	HAL_BOOL ar5211SetKeyCacheEntry(struct ath_hal *, u_int16_t entry,
                       const HAL_KEYVAL *, const u_int8_t *mac,
                       int xorKey);
extern	HAL_BOOL ar5211SetKeyCacheEntryMac(struct ath_hal *,
			u_int16_t, const u_int8_t *);

extern	HAL_BOOL ar5211SetPowerMode(struct ath_hal *, u_int32_t powerRequest,
		int setChip);
extern	HAL_POWER_MODE ar5211GetPowerMode(struct ath_hal *);

extern	void ar5211BeaconInit(struct ath_hal *, u_int32_t, u_int32_t);
extern	HAL_BOOL ar5211WaitForBeaconDone(struct ath_hal *, HAL_BUS_ADDR);
extern	void ar5211SetStaBeaconTimers(struct ath_hal *,
		const HAL_BEACON_STATE *);
extern	void ar5211ResetStaBeaconTimers(struct ath_hal *);

extern	HAL_BOOL ar5211IsInterruptPending(struct ath_hal *);
extern	HAL_BOOL ar5211GetPendingInterrupts(struct ath_hal *, HAL_INT *);
extern	HAL_INT ar5211GetInterrupts(struct ath_hal *);
extern	HAL_INT ar5211SetInterrupts(struct ath_hal *, HAL_INT ints);

extern	const HAL_RATE_TABLE *ar5211GetRateTable(struct ath_hal *, u_int mode);

extern	HAL_BOOL ar5211AniControl(struct ath_hal *, HAL_ANI_CMD, int );
extern	void ar5211AniPoll(struct ath_hal *, const HAL_NODE_STATS *, HAL_CHANNEL *);
extern	void ar5211MibEvent(struct ath_hal *, const HAL_NODE_STATS *);

extern	void ar5211ArDisable(struct ath_hal *ah);
extern	void ar5211ResetAR(struct ath_hal *ah);
extern	void ar5211ArEnable(struct ath_hal *ah);

extern	void ar5211XrEnable(struct ath_hal *ah);
extern	void ar5211XrDisable(struct ath_hal *ah);

extern	HAL_BOOL ar5211HaveRadarEvent(struct ath_hal *ah);
extern	HAL_BOOL ar5211ProcessRadarEvent(struct ath_hal *ah, HAL_CHANNEL *chan);
extern	u_int32_t ar5211CheckRadarNol(struct ath_hal *ah, HAL_CHANNEL *chans, u_int32_t nchans);
extern  HAL_BOOL ar5211RadarWait(struct ath_hal *ah, HAL_CHANNEL *chan);
extern	HAL_STATUS ar5211RadarAttach(struct ath_hal *ah);
extern	void ar5211RadarDetach(struct ath_hal *ah);

#endif /* _ATH_AR5211_H_ */