1 /*
2  * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
3  * Copyright (c) 2002-2006 Atheros Communications, Inc.
4  *
5  * Permission to use, copy, modify, and/or distribute this software for any
6  * purpose with or without fee is hereby granted, provided that the above
7  * copyright notice and this permission notice appear in all copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16  *
17  * $FreeBSD$
18  */
19 #include "opt_ah.h"
20 
21 #include "ah.h"
22 #include "ah_internal.h"
23 #include "ah_devid.h"
24 
25 #include "ar5211/ar5211.h"
26 #include "ar5211/ar5211reg.h"
27 #include "ar5211/ar5211phy.h"
28 
29 #include "ah_eeprom_v3.h"
30 
31 static HAL_BOOL ar5211GetChannelEdges(struct ath_hal *ah,
32 		uint16_t flags, uint16_t *low, uint16_t *high);
33 static HAL_BOOL ar5211GetChipPowerLimits(struct ath_hal *ah,
34 		struct ieee80211_channel *chan);
35 
36 static void ar5211ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore,
37 		HAL_BOOL power_off);
38 static void ar5211DisablePCIE(struct ath_hal *ah);
39 
40 static const struct ath_hal_private ar5211hal = {{
41 	.ah_magic			= AR5211_MAGIC,
42 
43 	.ah_getRateTable		= ar5211GetRateTable,
44 	.ah_detach			= ar5211Detach,
45 
46 	/* Reset Functions */
47 	.ah_reset			= ar5211Reset,
48 	.ah_phyDisable			= ar5211PhyDisable,
49 	.ah_disable			= ar5211Disable,
50 	.ah_configPCIE			= ar5211ConfigPCIE,
51 	.ah_disablePCIE			= ar5211DisablePCIE,
52 	.ah_setPCUConfig		= ar5211SetPCUConfig,
53 	.ah_perCalibration		= ar5211PerCalibration,
54 	.ah_perCalibrationN		= ar5211PerCalibrationN,
55 	.ah_resetCalValid		= ar5211ResetCalValid,
56 	.ah_setTxPowerLimit		= ar5211SetTxPowerLimit,
57 	.ah_getChanNoise		= ath_hal_getChanNoise,
58 
59 	/* Transmit functions */
60 	.ah_updateTxTrigLevel		= ar5211UpdateTxTrigLevel,
61 	.ah_setupTxQueue		= ar5211SetupTxQueue,
62 	.ah_setTxQueueProps             = ar5211SetTxQueueProps,
63 	.ah_getTxQueueProps             = ar5211GetTxQueueProps,
64 	.ah_releaseTxQueue		= ar5211ReleaseTxQueue,
65 	.ah_resetTxQueue		= ar5211ResetTxQueue,
66 	.ah_getTxDP			= ar5211GetTxDP,
67 	.ah_setTxDP			= ar5211SetTxDP,
68 	.ah_numTxPending		= ar5211NumTxPending,
69 	.ah_startTxDma			= ar5211StartTxDma,
70 	.ah_stopTxDma			= ar5211StopTxDma,
71 	.ah_setupTxDesc			= ar5211SetupTxDesc,
72 	.ah_setupXTxDesc		= ar5211SetupXTxDesc,
73 	.ah_fillTxDesc			= ar5211FillTxDesc,
74 	.ah_procTxDesc			= ar5211ProcTxDesc,
75 	.ah_getTxIntrQueue		= ar5211GetTxIntrQueue,
76 	.ah_reqTxIntrDesc 		= ar5211IntrReqTxDesc,
77 	.ah_getTxCompletionRates	= ar5211GetTxCompletionRates,
78 	.ah_setTxDescLink		= ar5211SetTxDescLink,
79 	.ah_getTxDescLink		= ar5211GetTxDescLink,
80 	.ah_getTxDescLinkPtr		= ar5211GetTxDescLinkPtr,
81 
82 	/* RX Functions */
83 	.ah_getRxDP			= ar5211GetRxDP,
84 	.ah_setRxDP			= ar5211SetRxDP,
85 	.ah_enableReceive		= ar5211EnableReceive,
86 	.ah_stopDmaReceive		= ar5211StopDmaReceive,
87 	.ah_startPcuReceive		= ar5211StartPcuReceive,
88 	.ah_stopPcuReceive		= ar5211StopPcuReceive,
89 	.ah_setMulticastFilter		= ar5211SetMulticastFilter,
90 	.ah_setMulticastFilterIndex	= ar5211SetMulticastFilterIndex,
91 	.ah_clrMulticastFilterIndex	= ar5211ClrMulticastFilterIndex,
92 	.ah_getRxFilter			= ar5211GetRxFilter,
93 	.ah_setRxFilter			= ar5211SetRxFilter,
94 	.ah_setupRxDesc			= ar5211SetupRxDesc,
95 	.ah_procRxDesc			= ar5211ProcRxDesc,
96 	.ah_rxMonitor			= ar5211RxMonitor,
97 	.ah_aniPoll			= ar5211AniPoll,
98 	.ah_procMibEvent		= ar5211MibEvent,
99 
100 	/* Misc Functions */
101 	.ah_getCapability		= ar5211GetCapability,
102 	.ah_setCapability		= ar5211SetCapability,
103 	.ah_getDiagState		= ar5211GetDiagState,
104 	.ah_getMacAddress		= ar5211GetMacAddress,
105 	.ah_setMacAddress		= ar5211SetMacAddress,
106 	.ah_getBssIdMask		= ar5211GetBssIdMask,
107 	.ah_setBssIdMask		= ar5211SetBssIdMask,
108 	.ah_setRegulatoryDomain		= ar5211SetRegulatoryDomain,
109 	.ah_setLedState			= ar5211SetLedState,
110 	.ah_writeAssocid		= ar5211WriteAssocid,
111 	.ah_gpioCfgInput		= ar5211GpioCfgInput,
112 	.ah_gpioCfgOutput		= ar5211GpioCfgOutput,
113 	.ah_gpioGet			= ar5211GpioGet,
114 	.ah_gpioSet			= ar5211GpioSet,
115 	.ah_gpioSetIntr			= ar5211GpioSetIntr,
116 	.ah_getTsf32			= ar5211GetTsf32,
117 	.ah_getTsf64			= ar5211GetTsf64,
118 	.ah_resetTsf			= ar5211ResetTsf,
119 	.ah_detectCardPresent		= ar5211DetectCardPresent,
120 	.ah_updateMibCounters		= ar5211UpdateMibCounters,
121 	.ah_getRfGain			= ar5211GetRfgain,
122 	.ah_getDefAntenna		= ar5211GetDefAntenna,
123 	.ah_setDefAntenna		= ar5211SetDefAntenna,
124 	.ah_getAntennaSwitch		= ar5211GetAntennaSwitch,
125 	.ah_setAntennaSwitch		= ar5211SetAntennaSwitch,
126 	.ah_setSifsTime			= ar5211SetSifsTime,
127 	.ah_getSifsTime			= ar5211GetSifsTime,
128 	.ah_setSlotTime			= ar5211SetSlotTime,
129 	.ah_getSlotTime			= ar5211GetSlotTime,
130 	.ah_setAckTimeout		= ar5211SetAckTimeout,
131 	.ah_getAckTimeout		= ar5211GetAckTimeout,
132 	.ah_setAckCTSRate		= ar5211SetAckCTSRate,
133 	.ah_getAckCTSRate		= ar5211GetAckCTSRate,
134 	.ah_setCTSTimeout		= ar5211SetCTSTimeout,
135 	.ah_getCTSTimeout		= ar5211GetCTSTimeout,
136 	.ah_setDecompMask		= ar5211SetDecompMask,
137 	.ah_setCoverageClass		= ar5211SetCoverageClass,
138 	.ah_setQuiet			= ar5211SetQuiet,
139 	.ah_get11nExtBusy		= ar5211Get11nExtBusy,
140 	.ah_getMibCycleCounts		= ar5211GetMibCycleCounts,
141 	.ah_setChainMasks		= ar5211SetChainMasks,
142 	.ah_enableDfs			= ar5211EnableDfs,
143 	.ah_getDfsThresh		= ar5211GetDfsThresh,
144 	/* XXX procRadarEvent */
145 	/* XXX isFastClockEnabled */
146 
147 	/* Key Cache Functions */
148 	.ah_getKeyCacheSize		= ar5211GetKeyCacheSize,
149 	.ah_resetKeyCacheEntry		= ar5211ResetKeyCacheEntry,
150 	.ah_isKeyCacheEntryValid	= ar5211IsKeyCacheEntryValid,
151 	.ah_setKeyCacheEntry		= ar5211SetKeyCacheEntry,
152 	.ah_setKeyCacheEntryMac		= ar5211SetKeyCacheEntryMac,
153 
154 	/* Power Management Functions */
155 	.ah_setPowerMode		= ar5211SetPowerMode,
156 	.ah_getPowerMode		= ar5211GetPowerMode,
157 
158 	/* Beacon Functions */
159 	.ah_setBeaconTimers		= ar5211SetBeaconTimers,
160 	.ah_beaconInit			= ar5211BeaconInit,
161 	.ah_setStationBeaconTimers	= ar5211SetStaBeaconTimers,
162 	.ah_resetStationBeaconTimers	= ar5211ResetStaBeaconTimers,
163 	.ah_getNextTBTT			= ar5211GetNextTBTT,
164 
165 	/* Interrupt Functions */
166 	.ah_isInterruptPending		= ar5211IsInterruptPending,
167 	.ah_getPendingInterrupts	= ar5211GetPendingInterrupts,
168 	.ah_getInterrupts		= ar5211GetInterrupts,
169 	.ah_setInterrupts		= ar5211SetInterrupts },
170 
171 	.ah_getChannelEdges		= ar5211GetChannelEdges,
172 	.ah_getWirelessModes		= ar5211GetWirelessModes,
173 	.ah_eepromRead			= ar5211EepromRead,
174 #ifdef AH_SUPPORT_WRITE_EEPROM
175 	.ah_eepromWrite			= ar5211EepromWrite,
176 #endif
177 	.ah_getChipPowerLimits		= ar5211GetChipPowerLimits,
178 };
179 
180 static HAL_BOOL ar5211ChipTest(struct ath_hal *);
181 static HAL_BOOL ar5211FillCapabilityInfo(struct ath_hal *ah);
182 
183 /*
184  * Return the revsion id for the radio chip.  This
185  * fetched via the PHY.
186  */
187 static uint32_t
188 ar5211GetRadioRev(struct ath_hal *ah)
189 {
190 	uint32_t val;
191 	int i;
192 
193 	OS_REG_WRITE(ah, (AR_PHY_BASE + (0x34 << 2)), 0x00001c16);
194 	for (i = 0; i < 8; i++)
195 		OS_REG_WRITE(ah, (AR_PHY_BASE + (0x20 << 2)), 0x00010000);
196 	val = (OS_REG_READ(ah, AR_PHY_BASE + (256 << 2)) >> 24) & 0xff;
197 	val = ((val & 0xf0) >> 4) | ((val & 0x0f) << 4);
198 	return ath_hal_reverseBits(val, 8);
199 }
200 
201 /*
202  * Attach for an AR5211 part.
203  */
204 static struct ath_hal *
205 ar5211Attach(uint16_t devid, HAL_SOFTC sc,
206 	HAL_BUS_TAG st, HAL_BUS_HANDLE sh, uint16_t *eepromdata,
207 	HAL_OPS_CONFIG *ah_config, HAL_STATUS *status)
208 {
209 #define	N(a)	(sizeof(a)/sizeof(a[0]))
210 	struct ath_hal_5211 *ahp;
211 	struct ath_hal *ah;
212 	uint32_t val;
213 	uint16_t eeval;
214 	HAL_STATUS ecode;
215 
216 	HALDEBUG(AH_NULL, HAL_DEBUG_ATTACH, "%s: sc %p st %p sh %p\n",
217 	    __func__, sc, (void*) st, (void*) sh);
218 
219 	/* NB: memory is returned zero'd */
220 	ahp = ath_hal_malloc(sizeof (struct ath_hal_5211));
221 	if (ahp == AH_NULL) {
222 		HALDEBUG(AH_NULL, HAL_DEBUG_ANY,
223 		    "%s: cannot allocate memory for state block\n", __func__);
224 		ecode = HAL_ENOMEM;
225 		goto bad;
226 	}
227 	ah = &ahp->ah_priv.h;
228 	/* set initial values */
229 	OS_MEMCPY(&ahp->ah_priv, &ar5211hal, sizeof(struct ath_hal_private));
230 	ah->ah_sc = sc;
231 	ah->ah_st = st;
232 	ah->ah_sh = sh;
233 
234 	ah->ah_devid = devid;			/* NB: for AH_DEBUG_ALQ */
235 	AH_PRIVATE(ah)->ah_devid = devid;
236 	AH_PRIVATE(ah)->ah_subvendorid = 0;	/* XXX */
237 
238 	AH_PRIVATE(ah)->ah_powerLimit = MAX_RATE_POWER;
239 	AH_PRIVATE(ah)->ah_tpScale = HAL_TP_SCALE_MAX;	/* no scaling */
240 
241 	ahp->ah_diversityControl = HAL_ANT_VARIABLE;
242 	ahp->ah_staId1Defaults = 0;
243 	ahp->ah_rssiThr = INIT_RSSI_THR;
244 	ahp->ah_sifstime = (u_int) -1;
245 	ahp->ah_slottime = (u_int) -1;
246 	ahp->ah_acktimeout = (u_int) -1;
247 	ahp->ah_ctstimeout = (u_int) -1;
248 
249 	if (!ar5211ChipReset(ah, AH_NULL)) {	/* reset chip */
250 		HALDEBUG(ah, HAL_DEBUG_ANY, "%s: chip reset failed\n", __func__);
251 		ecode = HAL_EIO;
252 		goto bad;
253 	}
254 	if (AH_PRIVATE(ah)->ah_devid == AR5211_FPGA11B) {
255 		/* set it back to OFDM mode to be able to read analog rev id */
256 		OS_REG_WRITE(ah, AR5211_PHY_MODE, AR5211_PHY_MODE_OFDM);
257 		OS_REG_WRITE(ah, AR_PHY_PLL_CTL, AR_PHY_PLL_CTL_44);
258 		OS_DELAY(1000);
259 	}
260 
261 	/* Read Revisions from Chips */
262 	val = OS_REG_READ(ah, AR_SREV) & AR_SREV_ID_M;
263 	AH_PRIVATE(ah)->ah_macVersion = val >> AR_SREV_ID_S;
264 	AH_PRIVATE(ah)->ah_macRev = val & AR_SREV_REVISION_M;
265 
266 	if (AH_PRIVATE(ah)->ah_macVersion < AR_SREV_VERSION_MAUI_2 ||
267 	    AH_PRIVATE(ah)->ah_macVersion > AR_SREV_VERSION_OAHU) {
268 		HALDEBUG(ah, HAL_DEBUG_ANY,
269 		    "%s: Mac Chip Rev 0x%x is not supported by this driver\n",
270 		    __func__, AH_PRIVATE(ah)->ah_macVersion);
271 		ecode = HAL_ENOTSUPP;
272 		goto bad;
273 	}
274 
275 	AH_PRIVATE(ah)->ah_phyRev = OS_REG_READ(ah, AR_PHY_CHIP_ID);
276 
277 	if (!ar5211ChipTest(ah)) {
278 		HALDEBUG(ah, HAL_DEBUG_ANY, "%s: hardware self-test failed\n",
279 		    __func__);
280 		ecode = HAL_ESELFTEST;
281 		goto bad;
282 	}
283 
284 	/* Set correct Baseband to analog shift setting to access analog chips. */
285 	if (AH_PRIVATE(ah)->ah_macVersion >= AR_SREV_VERSION_OAHU) {
286 		OS_REG_WRITE(ah, AR_PHY_BASE, 0x00000007);
287 	} else {
288 		OS_REG_WRITE(ah, AR_PHY_BASE, 0x00000047);
289 	}
290 	OS_DELAY(2000);
291 
292 	/* Read Radio Chip Rev Extract */
293 	AH_PRIVATE(ah)->ah_analog5GhzRev = ar5211GetRadioRev(ah);
294 	if ((AH_PRIVATE(ah)->ah_analog5GhzRev & 0xf0) != RAD5_SREV_MAJOR) {
295 		HALDEBUG(ah, HAL_DEBUG_ANY,
296 		    "%s: 5G Radio Chip Rev 0x%02X is not supported by this "
297 		    "driver\n", __func__, AH_PRIVATE(ah)->ah_analog5GhzRev);
298 		ecode = HAL_ENOTSUPP;
299 		goto bad;
300 	}
301 
302 	val = (OS_REG_READ(ah, AR_PCICFG) & AR_PCICFG_EEPROM_SIZE_M) >>
303                AR_PCICFG_EEPROM_SIZE_S;
304 	if (val != AR_PCICFG_EEPROM_SIZE_16K) {
305 		HALDEBUG(ah, HAL_DEBUG_ANY, "%s: unsupported EEPROM size "
306 		    "%u (0x%x) found\n", __func__, val, val);
307 		ecode = HAL_EESIZE;
308 		goto bad;
309 	}
310 	ecode = ath_hal_legacyEepromAttach(ah);
311 	if (ecode != HAL_OK) {
312 		goto bad;
313 	}
314 
315         /* If Bmode and AR5211, verify 2.4 analog exists */
316 	if (AH_PRIVATE(ah)->ah_macVersion >= AR_SREV_VERSION_OAHU &&
317 	    ath_hal_eepromGetFlag(ah, AR_EEP_BMODE)) {
318 		/* Set correct Baseband to analog shift setting to access analog chips. */
319 		OS_REG_WRITE(ah, AR_PHY_BASE, 0x00004007);
320 		OS_DELAY(2000);
321 		AH_PRIVATE(ah)->ah_analog2GhzRev = ar5211GetRadioRev(ah);
322 
323 		/* Set baseband for 5GHz chip */
324 		OS_REG_WRITE(ah, AR_PHY_BASE, 0x00000007);
325 		OS_DELAY(2000);
326 		if ((AH_PRIVATE(ah)->ah_analog2GhzRev & 0xF0) != RAD2_SREV_MAJOR) {
327 			HALDEBUG(ah, HAL_DEBUG_ANY,
328 			    "%s: 2G Radio Chip Rev 0x%x is not supported by "
329 			    "this driver\n", __func__,
330 			    AH_PRIVATE(ah)->ah_analog2GhzRev);
331 			ecode = HAL_ENOTSUPP;
332 			goto bad;
333 		}
334 	} else {
335 		ath_hal_eepromSet(ah, AR_EEP_BMODE, AH_FALSE);
336         }
337 
338 	ecode = ath_hal_eepromGet(ah, AR_EEP_REGDMN_0, &eeval);
339 	if (ecode != HAL_OK) {
340 		HALDEBUG(ah, HAL_DEBUG_ANY,
341 		    "%s: cannot read regulatory domain from EEPROM\n",
342 		    __func__);
343 		goto bad;
344         }
345 	AH_PRIVATE(ah)->ah_currentRD = eeval;
346 	AH_PRIVATE(ah)->ah_getNfAdjust = ar5211GetNfAdjust;
347 
348 	/*
349 	 * Got everything we need now to setup the capabilities.
350 	 */
351 	(void) ar5211FillCapabilityInfo(ah);
352 
353 	/* Initialize gain ladder thermal calibration structure */
354 	ar5211InitializeGainValues(ah);
355 
356 	ecode = ath_hal_eepromGet(ah, AR_EEP_MACADDR, ahp->ah_macaddr);
357 	if (ecode != HAL_OK) {
358 		HALDEBUG(ah, HAL_DEBUG_ANY,
359 		    "%s: error getting mac address from EEPROM\n", __func__);
360 		goto bad;
361         }
362 
363 	HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: return\n", __func__);
364 
365 	return ah;
366 bad:
367 	if (ahp)
368 		ar5211Detach((struct ath_hal *) ahp);
369 	if (status)
370 		*status = ecode;
371 	return AH_NULL;
372 #undef N
373 }
374 
375 void
376 ar5211Detach(struct ath_hal *ah)
377 {
378 	HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s:\n", __func__);
379 
380 	HALASSERT(ah != AH_NULL);
381 	HALASSERT(ah->ah_magic == AR5211_MAGIC);
382 
383 	ath_hal_eepromDetach(ah);
384 	ath_hal_free(ah);
385 }
386 
387 static HAL_BOOL
388 ar5211ChipTest(struct ath_hal *ah)
389 {
390 	uint32_t regAddr[2] = { AR_STA_ID0, AR_PHY_BASE+(8 << 2) };
391 	uint32_t regHold[2];
392 	uint32_t patternData[4] =
393 	    { 0x55555555, 0xaaaaaaaa, 0x66666666, 0x99999999 };
394 	int i, j;
395 
396 	/* Test PHY & MAC registers */
397 	for (i = 0; i < 2; i++) {
398 		uint32_t addr = regAddr[i];
399 		uint32_t wrData, rdData;
400 
401 		regHold[i] = OS_REG_READ(ah, addr);
402 		for (j = 0; j < 0x100; j++) {
403 			wrData = (j << 16) | j;
404 			OS_REG_WRITE(ah, addr, wrData);
405 			rdData = OS_REG_READ(ah, addr);
406 			if (rdData != wrData) {
407 				HALDEBUG(ah, HAL_DEBUG_ANY,
408 "%s: address test failed addr: 0x%08x - wr:0x%08x != rd:0x%08x\n",
409 				__func__, addr, wrData, rdData);
410 				return AH_FALSE;
411 			}
412 		}
413 		for (j = 0; j < 4; j++) {
414 			wrData = patternData[j];
415 			OS_REG_WRITE(ah, addr, wrData);
416 			rdData = OS_REG_READ(ah, addr);
417 			if (wrData != rdData) {
418 				HALDEBUG(ah, HAL_DEBUG_ANY,
419 "%s: address test failed addr: 0x%08x - wr:0x%08x != rd:0x%08x\n",
420 					__func__, addr, wrData, rdData);
421 				return AH_FALSE;
422 			}
423 		}
424 		OS_REG_WRITE(ah, regAddr[i], regHold[i]);
425 	}
426 	OS_DELAY(100);
427 	return AH_TRUE;
428 }
429 
430 /*
431  * Store the channel edges for the requested operational mode
432  */
433 static HAL_BOOL
434 ar5211GetChannelEdges(struct ath_hal *ah,
435 	uint16_t flags, uint16_t *low, uint16_t *high)
436 {
437 	if (flags & IEEE80211_CHAN_5GHZ) {
438 		*low = 4920;
439 		*high = 6100;
440 		return AH_TRUE;
441 	}
442 	if (flags & IEEE80211_CHAN_2GHZ &&
443 	    ath_hal_eepromGetFlag(ah, AR_EEP_BMODE)) {
444 		*low = 2312;
445 		*high = 2732;
446 		return AH_TRUE;
447 	}
448 	return AH_FALSE;
449 }
450 
451 static HAL_BOOL
452 ar5211GetChipPowerLimits(struct ath_hal *ah, struct ieee80211_channel *chan)
453 {
454 	/* XXX fill in, this is just a placeholder */
455 	HALDEBUG(ah, HAL_DEBUG_ATTACH,
456 	    "%s: no min/max power for %u/0x%x\n",
457 	    __func__, chan->ic_freq, chan->ic_flags);
458 	chan->ic_maxpower = MAX_RATE_POWER;
459 	chan->ic_minpower = 0;
460 	return AH_TRUE;
461 }
462 
463 static void
464 ar5211ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore, HAL_BOOL power_off)
465 {
466 }
467 
468 static void
469 ar5211DisablePCIE(struct ath_hal *ah)
470 {
471 }
472 
473 /*
474  * Fill all software cached or static hardware state information.
475  */
476 static HAL_BOOL
477 ar5211FillCapabilityInfo(struct ath_hal *ah)
478 {
479 	struct ath_hal_private *ahpriv = AH_PRIVATE(ah);
480 	HAL_CAPABILITIES *pCap = &ahpriv->ah_caps;
481 
482 	/* Construct wireless mode from EEPROM */
483 	pCap->halWirelessModes = 0;
484 	if (ath_hal_eepromGetFlag(ah, AR_EEP_AMODE)) {
485 		pCap->halWirelessModes |= HAL_MODE_11A;
486 		if (!ath_hal_eepromGetFlag(ah, AR_EEP_TURBO5DISABLE))
487 			pCap->halWirelessModes |= HAL_MODE_TURBO;
488 	}
489 	if (ath_hal_eepromGetFlag(ah, AR_EEP_BMODE))
490 		pCap->halWirelessModes |= HAL_MODE_11B;
491 
492 	pCap->halLow2GhzChan = 2312;
493 	pCap->halHigh2GhzChan = 2732;
494 	pCap->halLow5GhzChan = 4920;
495 	pCap->halHigh5GhzChan = 6100;
496 
497 	pCap->halChanSpreadSupport = AH_TRUE;
498 	pCap->halSleepAfterBeaconBroken = AH_TRUE;
499 	pCap->halPSPollBroken = AH_TRUE;
500 	pCap->halVEOLSupport = AH_TRUE;
501 	pCap->halNumMRRetries = 1;	/* No hardware MRR support */
502 	pCap->halNumTxMaps = 1;		/* Single TX ptr per descr */
503 
504 	pCap->halTotalQueues = HAL_NUM_TX_QUEUES;
505 	pCap->halKeyCacheSize = 128;
506 
507 	/* XXX not needed */
508 	pCap->halChanHalfRate = AH_FALSE;
509 	pCap->halChanQuarterRate = AH_FALSE;
510 
511 	/*
512 	 * RSSI uses the combined field; some 11n NICs may use
513 	 * the control chain RSSI.
514 	 */
515 	pCap->halUseCombinedRadarRssi = AH_TRUE;
516 
517 	if (ath_hal_eepromGetFlag(ah, AR_EEP_RFKILL) &&
518 	    ath_hal_eepromGet(ah, AR_EEP_RFSILENT, &ahpriv->ah_rfsilent) == HAL_OK) {
519 		/* NB: enabled by default */
520 		ahpriv->ah_rfkillEnabled = AH_TRUE;
521 		pCap->halRfSilentSupport = AH_TRUE;
522 	}
523 
524 	pCap->halRxTstampPrecision = 13;
525 	pCap->halTxTstampPrecision = 16;
526 	pCap->halIntrMask = HAL_INT_COMMON
527 			| HAL_INT_RX
528 			| HAL_INT_TX
529 			| HAL_INT_FATAL
530 			| HAL_INT_BNR
531 			| HAL_INT_TIM
532 			;
533 
534 	pCap->hal4kbSplitTransSupport = AH_TRUE;
535 	pCap->halHasRxSelfLinkedTail = AH_TRUE;
536 
537 	/* XXX might be ok w/ some chip revs */
538 	ahpriv->ah_rxornIsFatal = AH_TRUE;
539 	return AH_TRUE;
540 }
541 
542 static const char*
543 ar5211Probe(uint16_t vendorid, uint16_t devid)
544 {
545 	if (vendorid == ATHEROS_VENDOR_ID) {
546 		if (devid == AR5211_DEVID || devid == AR5311_DEVID ||
547 		    devid == AR5211_DEFAULT)
548 			return "Atheros 5211";
549 		if (devid == AR5211_FPGA11B)
550 			return "Atheros 5211 (FPGA)";
551 	}
552 	return AH_NULL;
553 }
554 AH_CHIP(AR5211, ar5211Probe, ar5211Attach);
555