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/*
* Copyright (c) 2002-2009 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/ah_internal.h 225444 2011-09-08 01:23:05Z adrian $
*/
#ifndef _ATH_AH_INTERAL_H_
#define _ATH_AH_INTERAL_H_
/*
* Atheros Device Hardware Access Layer (HAL).
*
* Internal definitions.
*/
#define AH_NULL 0
#define AH_MIN(a,b) ((a)<(b)?(a):(b))
#define AH_MAX(a,b) ((a)>(b)?(a):(b))
#include <net80211/_ieee80211.h>
#include "opt_ah.h" /* needed for AH_SUPPORT_AR5416 */
#ifndef NBBY
#define NBBY 8 /* number of bits/byte */
#endif
#ifndef roundup
#define roundup(x, y) ((((x)+((y)-1))/(y))*(y)) /* to any y */
#endif
#ifndef howmany
#define howmany(x, y) (((x)+((y)-1))/(y))
#endif
#ifndef offsetof
#define offsetof(type, field) ((size_t)(&((type *)0)->field))
#endif
typedef struct {
uint16_t start; /* first register */
uint16_t end; /* ending register or zero */
} HAL_REGRANGE;
typedef struct {
uint32_t addr; /* regiser address/offset */
uint32_t value; /* value to write */
} HAL_REGWRITE;
/*
* Transmit power scale factor.
*
* NB: This is not public because we want to discourage the use of
* scaling; folks should use the tx power limit interface.
*/
typedef enum {
HAL_TP_SCALE_MAX = 0, /* no scaling (default) */
HAL_TP_SCALE_50 = 1, /* 50% of max (-3 dBm) */
HAL_TP_SCALE_25 = 2, /* 25% of max (-6 dBm) */
HAL_TP_SCALE_12 = 3, /* 12% of max (-9 dBm) */
HAL_TP_SCALE_MIN = 4, /* min, but still on */
} HAL_TP_SCALE;
typedef enum {
HAL_CAP_RADAR = 0, /* Radar capability */
HAL_CAP_AR = 1, /* AR capability */
} HAL_PHYDIAG_CAPS;
/*
* Each chip or class of chips registers to offer support.
*/
struct ath_hal_chip {
const char *name;
const char *(*probe)(uint16_t vendorid, uint16_t devid);
struct ath_hal *(*attach)(uint16_t devid, HAL_SOFTC,
HAL_BUS_TAG, HAL_BUS_HANDLE, uint16_t *eepromdata,
HAL_STATUS *error);
};
#ifndef AH_CHIP
#define AH_CHIP(_name, _probe, _attach) \
static struct ath_hal_chip _name##_chip = { \
.name = #_name, \
.probe = _probe, \
.attach = _attach \
}; \
OS_DATA_SET(ah_chips, _name##_chip)
#endif
/*
* Each RF backend registers to offer support; this is mostly
* used by multi-chip 5212 solutions. Single-chip solutions
* have a fixed idea about which RF to use.
*/
struct ath_hal_rf {
const char *name;
HAL_BOOL (*probe)(struct ath_hal *ah);
HAL_BOOL (*attach)(struct ath_hal *ah, HAL_STATUS *ecode);
};
#ifndef AH_RF
#define AH_RF(_name, _probe, _attach) \
static struct ath_hal_rf _name##_rf = { \
.name = __STRING(_name), \
.probe = _probe, \
.attach = _attach \
}; \
OS_DATA_SET(ah_rfs, _name##_rf)
#endif
struct ath_hal_rf *ath_hal_rfprobe(struct ath_hal *ah, HAL_STATUS *ecode);
/*
* Maximum number of internal channels. Entries are per unique
* frequency so this might be need to be increased to handle all
* usage cases; typically no more than 32 are really needed but
* dynamically allocating the data structures is a bit painful
* right now.
*/
#ifndef AH_MAXCHAN
#define AH_MAXCHAN 96
#endif
/*
* Internal per-channel state. These are found
* using ic_devdata in the ieee80211_channel.
*/
typedef struct {
uint16_t channel; /* h/w frequency, NB: may be mapped */
uint8_t privFlags;
#define CHANNEL_IQVALID 0x01 /* IQ calibration valid */
#define CHANNEL_ANI_INIT 0x02 /* ANI state initialized */
#define CHANNEL_ANI_SETUP 0x04 /* ANI state setup */
#define CHANNEL_MIMO_NF_VALID 0x04 /* Mimo NF values are valid */
uint8_t calValid; /* bitmask of cal types */
int8_t iCoff;
int8_t qCoff;
int16_t rawNoiseFloor;
int16_t noiseFloorAdjust;
#ifdef AH_SUPPORT_AR5416
int16_t noiseFloorCtl[AH_MIMO_MAX_CHAINS];
int16_t noiseFloorExt[AH_MIMO_MAX_CHAINS];
#endif /* AH_SUPPORT_AR5416 */
uint16_t mainSpur; /* cached spur value for this channel */
} HAL_CHANNEL_INTERNAL;
/* channel requires noise floor check */
#define CHANNEL_NFCREQUIRED IEEE80211_CHAN_PRIV0
/* all full-width channels */
#define IEEE80211_CHAN_ALLFULL \
(IEEE80211_CHAN_ALL - (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER))
#define IEEE80211_CHAN_ALLTURBOFULL \
(IEEE80211_CHAN_ALLTURBO - \
(IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER))
typedef struct {
uint32_t halChanSpreadSupport : 1,
halSleepAfterBeaconBroken : 1,
halCompressSupport : 1,
halBurstSupport : 1,
halFastFramesSupport : 1,
halChapTuningSupport : 1,
halTurboGSupport : 1,
halTurboPrimeSupport : 1,
halMicAesCcmSupport : 1,
halMicCkipSupport : 1,
halMicTkipSupport : 1,
halTkipMicTxRxKeySupport : 1,
halCipherAesCcmSupport : 1,
halCipherCkipSupport : 1,
halCipherTkipSupport : 1,
halPSPollBroken : 1,
halVEOLSupport : 1,
halBssIdMaskSupport : 1,
halMcastKeySrchSupport : 1,
halTsfAddSupport : 1,
halChanHalfRate : 1,
halChanQuarterRate : 1,
halHTSupport : 1,
halHTSGI20Support : 1,
halRfSilentSupport : 1,
halHwPhyCounterSupport : 1,
halWowSupport : 1,
halWowMatchPatternExact : 1,
halAutoSleepSupport : 1,
halFastCCSupport : 1,
halBtCoexSupport : 1;
uint32_t halRxStbcSupport : 1,
halTxStbcSupport : 1,
halGTTSupport : 1,
halCSTSupport : 1,
halRifsRxSupport : 1,
halRifsTxSupport : 1,
hal4AddrAggrSupport : 1,
halExtChanDfsSupport : 1,
halUseCombinedRadarRssi : 1,
halForcePpmSupport : 1,
halEnhancedPmSupport : 1,
halEnhancedDfsSupport : 1,
halMbssidAggrSupport : 1,
halBssidMatchSupport : 1,
hal4kbSplitTransSupport : 1,
halHasRxSelfLinkedTail : 1,
halSupportsFastClock5GHz : 1, /* Hardware supports 5ghz fast clock; check eeprom/channel before using */
halHasLongRxDescTsf : 1;
uint32_t halWirelessModes;
uint16_t halTotalQueues;
uint16_t halKeyCacheSize;
uint16_t halLow5GhzChan, halHigh5GhzChan;
uint16_t halLow2GhzChan, halHigh2GhzChan;
int halTstampPrecision;
int halRtsAggrLimit;
uint8_t halTxChainMask;
uint8_t halRxChainMask;
uint8_t halNumGpioPins;
uint8_t halNumAntCfg2GHz;
uint8_t halNumAntCfg5GHz;
uint32_t halIntrMask;
uint8_t halTxStreams;
uint8_t halRxStreams;
} HAL_CAPABILITIES;
struct regDomain;
/*
* The ``private area'' follows immediately after the ``public area''
* in the data structure returned by ath_hal_attach. Private data are
* used by device-independent code such as the regulatory domain support.
* In general, code within the HAL should never depend on data in the
* public area. Instead any public data needed internally should be
* shadowed here.
*
* When declaring a device-specific ath_hal data structure this structure
* is assumed to at the front; e.g.
*
* struct ath_hal_5212 {
* struct ath_hal_private ah_priv;
* ...
* };
*
* It might be better to manage the method pointers in this structure
* using an indirect pointer to a read-only data structure but this would
* disallow class-style method overriding.
*/
struct ath_hal_private {
struct ath_hal h; /* public area */
/* NB: all methods go first to simplify initialization */
HAL_BOOL (*ah_getChannelEdges)(struct ath_hal*,
uint16_t channelFlags,
uint16_t *lowChannel, uint16_t *highChannel);
u_int (*ah_getWirelessModes)(struct ath_hal*);
HAL_BOOL (*ah_eepromRead)(struct ath_hal *, u_int off,
uint16_t *data);
HAL_BOOL (*ah_eepromWrite)(struct ath_hal *, u_int off,
uint16_t data);
HAL_BOOL (*ah_getChipPowerLimits)(struct ath_hal *,
struct ieee80211_channel *);
int16_t (*ah_getNfAdjust)(struct ath_hal *,
const HAL_CHANNEL_INTERNAL*);
void (*ah_getNoiseFloor)(struct ath_hal *,
int16_t nfarray[]);
void *ah_eeprom; /* opaque EEPROM state */
uint16_t ah_eeversion; /* EEPROM version */
void (*ah_eepromDetach)(struct ath_hal *);
HAL_STATUS (*ah_eepromGet)(struct ath_hal *, int, void *);
HAL_STATUS (*ah_eepromSet)(struct ath_hal *, int, int);
uint16_t (*ah_getSpurChan)(struct ath_hal *, int, HAL_BOOL);
HAL_BOOL (*ah_eepromDiag)(struct ath_hal *, int request,
const void *args, uint32_t argsize,
void **result, uint32_t *resultsize);
/*
* Device revision information.
*/
uint16_t ah_devid; /* PCI device ID */
uint16_t ah_subvendorid; /* PCI subvendor ID */
uint32_t ah_macVersion; /* MAC version id */
uint16_t ah_macRev; /* MAC revision */
uint16_t ah_phyRev; /* PHY revision */
uint16_t ah_analog5GhzRev; /* 2GHz radio revision */
uint16_t ah_analog2GhzRev; /* 5GHz radio revision */
uint8_t ah_ispcie; /* PCIE, special treatment */
HAL_OPMODE ah_opmode; /* operating mode from reset */
const struct ieee80211_channel *ah_curchan;/* operating channel */
HAL_CAPABILITIES ah_caps; /* device capabilities */
uint32_t ah_diagreg; /* user-specified AR_DIAG_SW */
int16_t ah_powerLimit; /* tx power cap */
uint16_t ah_maxPowerLevel; /* calculated max tx power */
u_int ah_tpScale; /* tx power scale factor */
uint32_t ah_11nCompat; /* 11n compat controls */
/*
* State for regulatory domain handling.
*/
HAL_REG_DOMAIN ah_currentRD; /* EEPROM regulatory domain */
HAL_REG_DOMAIN ah_currentRDext; /* EEPROM extended regdomain flags */
HAL_DFS_DOMAIN ah_dfsDomain; /* current DFS domain */
HAL_CHANNEL_INTERNAL ah_channels[AH_MAXCHAN]; /* private chan state */
u_int ah_nchan; /* valid items in ah_channels */
const struct regDomain *ah_rd2GHz; /* reg state for 2G band */
const struct regDomain *ah_rd5GHz; /* reg state for 5G band */
uint8_t ah_coverageClass; /* coverage class */
/*
* RF Silent handling; setup according to the EEPROM.
*/
uint16_t ah_rfsilent; /* GPIO pin + polarity */
HAL_BOOL ah_rfkillEnabled; /* enable/disable RfKill */
/*
* Diagnostic support for discriminating HIUERR reports.
*/
uint32_t ah_fatalState[6]; /* AR_ISR+shadow regs */
int ah_rxornIsFatal; /* how to treat HAL_INT_RXORN */
};
#define AH_PRIVATE(_ah) ((struct ath_hal_private *)(_ah))
#define ath_hal_getChannelEdges(_ah, _cf, _lc, _hc) \
AH_PRIVATE(_ah)->ah_getChannelEdges(_ah, _cf, _lc, _hc)
#define ath_hal_getWirelessModes(_ah) \
AH_PRIVATE(_ah)->ah_getWirelessModes(_ah)
#define ath_hal_eepromRead(_ah, _off, _data) \
AH_PRIVATE(_ah)->ah_eepromRead(_ah, _off, _data)
#define ath_hal_eepromWrite(_ah, _off, _data) \
AH_PRIVATE(_ah)->ah_eepromWrite(_ah, _off, _data)
#define ath_hal_gpioCfgOutput(_ah, _gpio, _type) \
(_ah)->ah_gpioCfgOutput(_ah, _gpio, _type)
#define ath_hal_gpioCfgInput(_ah, _gpio) \
(_ah)->ah_gpioCfgInput(_ah, _gpio)
#define ath_hal_gpioGet(_ah, _gpio) \
(_ah)->ah_gpioGet(_ah, _gpio)
#define ath_hal_gpioSet(_ah, _gpio, _val) \
(_ah)->ah_gpioSet(_ah, _gpio, _val)
#define ath_hal_gpioSetIntr(_ah, _gpio, _ilevel) \
(_ah)->ah_gpioSetIntr(_ah, _gpio, _ilevel)
#define ath_hal_getpowerlimits(_ah, _chan) \
AH_PRIVATE(_ah)->ah_getChipPowerLimits(_ah, _chan)
#define ath_hal_getNfAdjust(_ah, _c) \
AH_PRIVATE(_ah)->ah_getNfAdjust(_ah, _c)
#define ath_hal_getNoiseFloor(_ah, _nfArray) \
AH_PRIVATE(_ah)->ah_getNoiseFloor(_ah, _nfArray)
#define ath_hal_configPCIE(_ah, _reset) \
(_ah)->ah_configPCIE(_ah, _reset)
#define ath_hal_disablePCIE(_ah) \
(_ah)->ah_disablePCIE(_ah)
#define ath_hal_setInterrupts(_ah, _mask) \
(_ah)->ah_setInterrupts(_ah, _mask)
#define ath_hal_eepromDetach(_ah) do { \
if (AH_PRIVATE(_ah)->ah_eepromDetach != AH_NULL) \
AH_PRIVATE(_ah)->ah_eepromDetach(_ah); \
} while (0)
#define ath_hal_eepromGet(_ah, _param, _val) \
AH_PRIVATE(_ah)->ah_eepromGet(_ah, _param, _val)
#define ath_hal_eepromSet(_ah, _param, _val) \
AH_PRIVATE(_ah)->ah_eepromSet(_ah, _param, _val)
#define ath_hal_eepromGetFlag(_ah, _param) \
(AH_PRIVATE(_ah)->ah_eepromGet(_ah, _param, AH_NULL) == HAL_OK)
#define ath_hal_getSpurChan(_ah, _ix, _is2G) \
AH_PRIVATE(_ah)->ah_getSpurChan(_ah, _ix, _is2G)
#define ath_hal_eepromDiag(_ah, _request, _a, _asize, _r, _rsize) \
AH_PRIVATE(_ah)->ah_eepromDiag(_ah, _request, _a, _asize, _r, _rsize)
#ifndef _NET_IF_IEEE80211_H_
/*
* Stuff that would naturally come from _ieee80211.h
*/
#define IEEE80211_ADDR_LEN 6
#define IEEE80211_WEP_IVLEN 3 /* 24bit */
#define IEEE80211_WEP_KIDLEN 1 /* 1 octet */
#define IEEE80211_WEP_CRCLEN 4 /* CRC-32 */
#define IEEE80211_CRC_LEN 4
#define IEEE80211_MAX_LEN (2300 + IEEE80211_CRC_LEN + \
(IEEE80211_WEP_IVLEN + IEEE80211_WEP_KIDLEN + IEEE80211_WEP_CRCLEN))
#endif /* _NET_IF_IEEE80211_H_ */
#define HAL_TXQ_USE_LOCKOUT_BKOFF_DIS 0x00000001
#define INIT_AIFS 2
#define INIT_CWMIN 15
#define INIT_CWMIN_11B 31
#define INIT_CWMAX 1023
#define INIT_SH_RETRY 10
#define INIT_LG_RETRY 10
#define INIT_SSH_RETRY 32
#define INIT_SLG_RETRY 32
typedef struct {
uint32_t tqi_ver; /* HAL TXQ verson */
HAL_TX_QUEUE tqi_type; /* hw queue type*/
HAL_TX_QUEUE_SUBTYPE tqi_subtype; /* queue subtype, if applicable */
HAL_TX_QUEUE_FLAGS tqi_qflags; /* queue flags */
uint32_t tqi_priority;
uint32_t tqi_aifs; /* aifs */
uint32_t tqi_cwmin; /* cwMin */
uint32_t tqi_cwmax; /* cwMax */
uint16_t tqi_shretry; /* frame short retry limit */
uint16_t tqi_lgretry; /* frame long retry limit */
uint32_t tqi_cbrPeriod;
uint32_t tqi_cbrOverflowLimit;
uint32_t tqi_burstTime;
uint32_t tqi_readyTime;
uint32_t tqi_physCompBuf;
uint32_t tqi_intFlags; /* flags for internal use */
} HAL_TX_QUEUE_INFO;
extern HAL_BOOL ath_hal_setTxQProps(struct ath_hal *ah,
HAL_TX_QUEUE_INFO *qi, const HAL_TXQ_INFO *qInfo);
extern HAL_BOOL ath_hal_getTxQProps(struct ath_hal *ah,
HAL_TXQ_INFO *qInfo, const HAL_TX_QUEUE_INFO *qi);
#define HAL_SPUR_VAL_MASK 0x3FFF
#define HAL_SPUR_CHAN_WIDTH 87
#define HAL_BIN_WIDTH_BASE_100HZ 3125
#define HAL_BIN_WIDTH_TURBO_100HZ 6250
#define HAL_MAX_BINS_ALLOWED 28
#define IS_CHAN_5GHZ(_c) ((_c)->channel > 4900)
#define IS_CHAN_2GHZ(_c) (!IS_CHAN_5GHZ(_c))
#define IS_CHAN_IN_PUBLIC_SAFETY_BAND(_c) ((_c) > 4940 && (_c) < 4990)
/*
* Deduce if the host cpu has big- or litt-endian byte order.
*/
static __inline__ int
isBigEndian(void)
{
union {
int32_t i;
char c[4];
} u;
u.i = 1;
return (u.c[0] == 0);
}
/* unalligned little endian access */
#define LE_READ_2(p) \
((uint16_t) \
((((const uint8_t *)(p))[0] ) | (((const uint8_t *)(p))[1]<< 8)))
#define LE_READ_4(p) \
((uint32_t) \
((((const uint8_t *)(p))[0] ) | (((const uint8_t *)(p))[1]<< 8) |\
(((const uint8_t *)(p))[2]<<16) | (((const uint8_t *)(p))[3]<<24)))
/*
* Register manipulation macros that expect bit field defines
* to follow the convention that an _S suffix is appended for
* a shift count, while the field mask has no suffix.
*/
#define SM(_v, _f) (((_v) << _f##_S) & (_f))
#define MS(_v, _f) (((_v) & (_f)) >> _f##_S)
#define OS_REG_RMW(_a, _r, _set, _clr) \
OS_REG_WRITE(_a, _r, (OS_REG_READ(_a, _r) & ~(_clr)) | (_set))
#define OS_REG_RMW_FIELD(_a, _r, _f, _v) \
OS_REG_WRITE(_a, _r, \
(OS_REG_READ(_a, _r) &~ (_f)) | (((_v) << _f##_S) & (_f)))
#define OS_REG_SET_BIT(_a, _r, _f) \
OS_REG_WRITE(_a, _r, OS_REG_READ(_a, _r) | (_f))
#define OS_REG_CLR_BIT(_a, _r, _f) \
OS_REG_WRITE(_a, _r, OS_REG_READ(_a, _r) &~ (_f))
/* Analog register writes may require a delay between each one (eg Merlin?) */
#define OS_A_REG_RMW_FIELD(_a, _r, _f, _v) \
do { OS_REG_WRITE(_a, _r, (OS_REG_READ(_a, _r) &~ (_f)) | (((_v) << _f##_S) & (_f))) ; OS_DELAY(100); } while (0)
/* wait for the register contents to have the specified value */
extern HAL_BOOL ath_hal_wait(struct ath_hal *, u_int reg,
uint32_t mask, uint32_t val);
extern HAL_BOOL ath_hal_waitfor(struct ath_hal *, u_int reg,
uint32_t mask, uint32_t val, uint32_t timeout);
/* return the first n bits in val reversed */
extern uint32_t ath_hal_reverseBits(uint32_t val, uint32_t n);
/* printf interfaces */
extern void ath_hal_printf(struct ath_hal *, const char*, ...)
__printflike(2,3);
extern void ath_hal_vprintf(struct ath_hal *, const char*, __va_list)
__printflike(2, 0);
extern const char* ath_hal_ether_sprintf(const uint8_t *mac);
/* allocate and free memory */
extern void *ath_hal_malloc(size_t);
extern void ath_hal_free(void *);
/* common debugging interfaces */
#ifdef AH_DEBUG
#include "ah_debug.h"
extern int ath_hal_debug; /* Global debug flags */
/*
* This is used for global debugging, when ahp doesn't yet have the
* related debugging state. For example, during probe/attach.
*/
#define HALDEBUG_G(_ah, __m, ...) \
do { \
if ((__m) == HAL_DEBUG_UNMASKABLE || \
ath_hal_debug & (__m)) { \
DO_HALDEBUG((_ah), (__m), __VA_ARGS__); \
} \
} while (0);
/*
* This is used for local debugging, when ahp isn't NULL and
* thus may have debug flags set.
*/
#define HALDEBUG(_ah, __m, ...) \
do { \
if ((__m) == HAL_DEBUG_UNMASKABLE || \
ath_hal_debug & (__m) || \
(_ah)->ah_config.ah_debug & (__m)) { \
DO_HALDEBUG((_ah), (__m), __VA_ARGS__); \
} \
} while(0);
extern void DO_HALDEBUG(struct ath_hal *ah, u_int mask, const char* fmt, ...)
__printflike(3,4);
#else
#define HALDEBUG(_ah, __m, ...)
#define HALDEBUG_G(_ah, __m, ...)
#endif /* AH_DEBUG */
/*
* Register logging definitions shared with ardecode.
*/
#include "ah_decode.h"
/*
* Common assertion interface. Note: it is a bad idea to generate
* an assertion failure for any recoverable event. Instead catch
* the violation and, if possible, fix it up or recover from it; either
* with an error return value or a diagnostic messages. System software
* does not panic unless the situation is hopeless.
*/
#ifdef AH_ASSERT
extern void ath_hal_assert_failed(const char* filename,
int lineno, const char* msg);
#define HALASSERT(_x) do { \
if (!(_x)) { \
ath_hal_assert_failed(__FILE__, __LINE__, #_x); \
} \
} while (0)
#else
#define HALASSERT(_x)
#endif /* AH_ASSERT */
/*
* Regulatory domain support.
*/
/*
* Return the max allowed antenna gain and apply any regulatory
* domain specific changes.
*/
u_int ath_hal_getantennareduction(struct ath_hal *ah,
const struct ieee80211_channel *chan, u_int twiceGain);
/*
* Return the test group for the specific channel based on
* the current regulatory setup.
*/
u_int ath_hal_getctl(struct ath_hal *, const struct ieee80211_channel *);
/*
* Map a public channel definition to the corresponding
* internal data structure. This implicitly specifies
* whether or not the specified channel is ok to use
* based on the current regulatory domain constraints.
*/
#ifndef AH_DEBUG
static OS_INLINE HAL_CHANNEL_INTERNAL *
ath_hal_checkchannel(struct ath_hal *ah, const struct ieee80211_channel *c)
{
HAL_CHANNEL_INTERNAL *cc;
HALASSERT(c->ic_devdata < AH_PRIVATE(ah)->ah_nchan);
cc = &AH_PRIVATE(ah)->ah_channels[c->ic_devdata];
HALASSERT(c->ic_freq == cc->channel || IEEE80211_IS_CHAN_GSM(c));
return cc;
}
#else
/* NB: non-inline version that checks state */
HAL_CHANNEL_INTERNAL *ath_hal_checkchannel(struct ath_hal *,
const struct ieee80211_channel *);
#endif /* AH_DEBUG */
/*
* Return the h/w frequency for a channel. This may be
* different from ic_freq if this is a GSM device that
* takes 2.4GHz frequencies and down-converts them.
*/
static OS_INLINE uint16_t
ath_hal_gethwchannel(struct ath_hal *ah, const struct ieee80211_channel *c)
{
return ath_hal_checkchannel(ah, c)->channel;
}
/*
* Convert between microseconds and core system clocks.
*/
extern u_int ath_hal_mac_clks(struct ath_hal *ah, u_int usecs);
extern u_int ath_hal_mac_usec(struct ath_hal *ah, u_int clks);
/*
* Generic get/set capability support. Each chip overrides
* this routine to support chip-specific capabilities.
*/
extern HAL_STATUS ath_hal_getcapability(struct ath_hal *ah,
HAL_CAPABILITY_TYPE type, uint32_t capability,
uint32_t *result);
extern HAL_BOOL ath_hal_setcapability(struct ath_hal *ah,
HAL_CAPABILITY_TYPE type, uint32_t capability,
uint32_t setting, HAL_STATUS *status);
/* The diagnostic codes used to be internally defined here -adrian */
#include "ah_diagcodes.h"
enum {
HAL_BB_HANG_DFS = 0x0001,
HAL_BB_HANG_RIFS = 0x0002,
HAL_BB_HANG_RX_CLEAR = 0x0004,
HAL_BB_HANG_UNKNOWN = 0x0080,
HAL_MAC_HANG_SIG1 = 0x0100,
HAL_MAC_HANG_SIG2 = 0x0200,
HAL_MAC_HANG_UNKNOWN = 0x8000,
HAL_BB_HANGS = HAL_BB_HANG_DFS
| HAL_BB_HANG_RIFS
| HAL_BB_HANG_RX_CLEAR
| HAL_BB_HANG_UNKNOWN,
HAL_MAC_HANGS = HAL_MAC_HANG_SIG1
| HAL_MAC_HANG_SIG2
| HAL_MAC_HANG_UNKNOWN,
};
/*
* Device revision information.
*/
typedef struct {
uint16_t ah_devid; /* PCI device ID */
uint16_t ah_subvendorid; /* PCI subvendor ID */
uint32_t ah_macVersion; /* MAC version id */
uint16_t ah_macRev; /* MAC revision */
uint16_t ah_phyRev; /* PHY revision */
uint16_t ah_analog5GhzRev; /* 2GHz radio revision */
uint16_t ah_analog2GhzRev; /* 5GHz radio revision */
} HAL_REVS;
/*
* Argument payload for HAL_DIAG_SETKEY.
*/
typedef struct {
HAL_KEYVAL dk_keyval;
uint16_t dk_keyix; /* key index */
uint8_t dk_mac[IEEE80211_ADDR_LEN];
int dk_xor; /* XOR key data */
} HAL_DIAG_KEYVAL;
/*
* Argument payload for HAL_DIAG_EEWRITE.
*/
typedef struct {
uint16_t ee_off; /* eeprom offset */
uint16_t ee_data; /* write data */
} HAL_DIAG_EEVAL;
typedef struct {
u_int offset; /* reg offset */
uint32_t val; /* reg value */
} HAL_DIAG_REGVAL;
/*
* 11n compatibility tweaks.
*/
#define HAL_DIAG_11N_SERVICES 0x00000003
#define HAL_DIAG_11N_SERVICES_S 0
#define HAL_DIAG_11N_TXSTOMP 0x0000000c
#define HAL_DIAG_11N_TXSTOMP_S 2
typedef struct {
int maxNoiseImmunityLevel; /* [0..4] */
int totalSizeDesired[5];
int coarseHigh[5];
int coarseLow[5];
int firpwr[5];
int maxSpurImmunityLevel; /* [0..7] */
int cycPwrThr1[8];
int maxFirstepLevel; /* [0..2] */
int firstep[3];
uint32_t ofdmTrigHigh;
uint32_t ofdmTrigLow;
int32_t cckTrigHigh;
int32_t cckTrigLow;
int32_t rssiThrLow;
int32_t rssiThrHigh;
int period; /* update listen period */
} HAL_ANI_PARAMS;
extern HAL_BOOL ath_hal_getdiagstate(struct ath_hal *ah, int request,
const void *args, uint32_t argsize,
void **result, uint32_t *resultsize);
/*
* Setup a h/w rate table for use.
*/
extern void ath_hal_setupratetable(struct ath_hal *ah, HAL_RATE_TABLE *rt);
/*
* Common routine for implementing getChanNoise api.
*/
int16_t ath_hal_getChanNoise(struct ath_hal *, const struct ieee80211_channel *);
/*
* Initialization support.
*/
typedef struct {
const uint32_t *data;
int rows, cols;
} HAL_INI_ARRAY;
#define HAL_INI_INIT(_ia, _data, _cols) do { \
(_ia)->data = (const uint32_t *)(_data); \
(_ia)->rows = sizeof(_data) / sizeof((_data)[0]); \
(_ia)->cols = (_cols); \
} while (0)
#define HAL_INI_VAL(_ia, _r, _c) \
((_ia)->data[((_r)*(_ia)->cols) + (_c)])
/*
* OS_DELAY() does a PIO READ on the PCI bus which allows
* other cards' DMA reads to complete in the middle of our reset.
*/
#define DMA_YIELD(x) do { \
if ((++(x) % 64) == 0) \
OS_DELAY(1); \
} while (0)
#define HAL_INI_WRITE_ARRAY(ah, regArray, col, regWr) do { \
int r; \
for (r = 0; r < N(regArray); r++) { \
OS_REG_WRITE(ah, (regArray)[r][0], (regArray)[r][col]); \
DMA_YIELD(regWr); \
} \
} while (0)
#define HAL_INI_WRITE_BANK(ah, regArray, bankData, regWr) do { \
int r; \
for (r = 0; r < N(regArray); r++) { \
OS_REG_WRITE(ah, (regArray)[r][0], (bankData)[r]); \
DMA_YIELD(regWr); \
} \
} while (0)
extern int ath_hal_ini_write(struct ath_hal *ah, const HAL_INI_ARRAY *ia,
int col, int regWr);
extern void ath_hal_ini_bank_setup(uint32_t data[], const HAL_INI_ARRAY *ia,
int col);
extern int ath_hal_ini_bank_write(struct ath_hal *ah, const HAL_INI_ARRAY *ia,
const uint32_t data[], int regWr);
#define CCK_SIFS_TIME 10
#define CCK_PREAMBLE_BITS 144
#define CCK_PLCP_BITS 48
#define OFDM_SIFS_TIME 16
#define OFDM_PREAMBLE_TIME 20
#define OFDM_PLCP_BITS 22
#define OFDM_SYMBOL_TIME 4
#define OFDM_HALF_SIFS_TIME 32
#define OFDM_HALF_PREAMBLE_TIME 40
#define OFDM_HALF_PLCP_BITS 22
#define OFDM_HALF_SYMBOL_TIME 8
#define OFDM_QUARTER_SIFS_TIME 64
#define OFDM_QUARTER_PREAMBLE_TIME 80
#define OFDM_QUARTER_PLCP_BITS 22
#define OFDM_QUARTER_SYMBOL_TIME 16
#define TURBO_SIFS_TIME 8
#define TURBO_PREAMBLE_TIME 14
#define TURBO_PLCP_BITS 22
#define TURBO_SYMBOL_TIME 4
#define WLAN_CTRL_FRAME_SIZE (2+2+6+4) /* ACK+FCS */
/* Generic EEPROM board value functions */
extern HAL_BOOL ath_ee_getLowerUpperIndex(uint8_t target, uint8_t *pList,
uint16_t listSize, uint16_t *indexL, uint16_t *indexR);
extern HAL_BOOL ath_ee_FillVpdTable(uint8_t pwrMin, uint8_t pwrMax,
uint8_t *pPwrList, uint8_t *pVpdList, uint16_t numIntercepts,
uint8_t *pRetVpdList);
extern int16_t ath_ee_interpolate(uint16_t target, uint16_t srcLeft,
uint16_t srcRight, int16_t targetLeft, int16_t targetRight);
/* Whether 5ghz fast clock is needed */
/*
* The chipset (Merlin, AR9300/later) should set the capability flag below;
* this flag simply says that the hardware can do it, not that the EEPROM
* says it can.
*
* Merlin 2.0/2.1 chips with an EEPROM version > 16 do 5ghz fast clock
* if the relevant eeprom flag is set.
* Merlin 2.0/2.1 chips with an EEPROM version <= 16 do 5ghz fast clock
* by default.
*/
#define IS_5GHZ_FAST_CLOCK_EN(_ah, _c) \
(IEEE80211_IS_CHAN_5GHZ(_c) && \
AH_PRIVATE((_ah))->ah_caps.halSupportsFastClock5GHz && \
ath_hal_eepromGetFlag((_ah), AR_EEP_FSTCLK_5G))
#endif /* _ATH_AH_INTERAL_H_ */