1 /*-
2  * SPDX-License-Identifier: ISC
3  *
4  * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
5  * Copyright (c) 2002-2006 Atheros Communications, Inc.
6  *
7  * Permission to use, copy, modify, and/or distribute this software for any
8  * purpose with or without fee is hereby granted, provided that the above
9  * copyright notice and this permission notice appear in all copies.
10  *
11  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18  *
19  * $FreeBSD$
20  */
21 #include "opt_ah.h"
22 
23 #include "ah.h"
24 #include "ah_internal.h"
25 #include "ah_devid.h"
26 
27 #include "ar5211/ar5211.h"
28 #include "ar5211/ar5211reg.h"
29 #include "ar5211/ar5211phy.h"
30 
31 #include "ah_eeprom_v3.h"
32 
33 static HAL_BOOL ar5211GetChannelEdges(struct ath_hal *ah,
34 		uint16_t flags, uint16_t *low, uint16_t *high);
35 static HAL_BOOL ar5211GetChipPowerLimits(struct ath_hal *ah,
36 		struct ieee80211_channel *chan);
37 
38 static void ar5211ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore,
39 		HAL_BOOL power_off);
40 static void ar5211DisablePCIE(struct ath_hal *ah);
41 
42 static const struct ath_hal_private ar5211hal = {{
43 	.ah_magic			= AR5211_MAGIC,
44 
45 	.ah_getRateTable		= ar5211GetRateTable,
46 	.ah_detach			= ar5211Detach,
47 
48 	/* Reset Functions */
49 	.ah_reset			= ar5211Reset,
50 	.ah_phyDisable			= ar5211PhyDisable,
51 	.ah_disable			= ar5211Disable,
52 	.ah_configPCIE			= ar5211ConfigPCIE,
53 	.ah_disablePCIE			= ar5211DisablePCIE,
54 	.ah_setPCUConfig		= ar5211SetPCUConfig,
55 	.ah_perCalibration		= ar5211PerCalibration,
56 	.ah_perCalibrationN		= ar5211PerCalibrationN,
57 	.ah_resetCalValid		= ar5211ResetCalValid,
58 	.ah_setTxPowerLimit		= ar5211SetTxPowerLimit,
59 	.ah_getChanNoise		= ath_hal_getChanNoise,
60 
61 	/* Transmit functions */
62 	.ah_updateTxTrigLevel		= ar5211UpdateTxTrigLevel,
63 	.ah_setupTxQueue		= ar5211SetupTxQueue,
64 	.ah_setTxQueueProps             = ar5211SetTxQueueProps,
65 	.ah_getTxQueueProps             = ar5211GetTxQueueProps,
66 	.ah_releaseTxQueue		= ar5211ReleaseTxQueue,
67 	.ah_resetTxQueue		= ar5211ResetTxQueue,
68 	.ah_getTxDP			= ar5211GetTxDP,
69 	.ah_setTxDP			= ar5211SetTxDP,
70 	.ah_numTxPending		= ar5211NumTxPending,
71 	.ah_startTxDma			= ar5211StartTxDma,
72 	.ah_stopTxDma			= ar5211StopTxDma,
73 	.ah_setupTxDesc			= ar5211SetupTxDesc,
74 	.ah_setupXTxDesc		= ar5211SetupXTxDesc,
75 	.ah_fillTxDesc			= ar5211FillTxDesc,
76 	.ah_procTxDesc			= ar5211ProcTxDesc,
77 	.ah_getTxIntrQueue		= ar5211GetTxIntrQueue,
78 	.ah_reqTxIntrDesc 		= ar5211IntrReqTxDesc,
79 	.ah_getTxCompletionRates	= ar5211GetTxCompletionRates,
80 	.ah_setTxDescLink		= ar5211SetTxDescLink,
81 	.ah_getTxDescLink		= ar5211GetTxDescLink,
82 	.ah_getTxDescLinkPtr		= ar5211GetTxDescLinkPtr,
83 
84 	/* RX Functions */
85 	.ah_getRxDP			= ar5211GetRxDP,
86 	.ah_setRxDP			= ar5211SetRxDP,
87 	.ah_enableReceive		= ar5211EnableReceive,
88 	.ah_stopDmaReceive		= ar5211StopDmaReceive,
89 	.ah_startPcuReceive		= ar5211StartPcuReceive,
90 	.ah_stopPcuReceive		= ar5211StopPcuReceive,
91 	.ah_setMulticastFilter		= ar5211SetMulticastFilter,
92 	.ah_setMulticastFilterIndex	= ar5211SetMulticastFilterIndex,
93 	.ah_clrMulticastFilterIndex	= ar5211ClrMulticastFilterIndex,
94 	.ah_getRxFilter			= ar5211GetRxFilter,
95 	.ah_setRxFilter			= ar5211SetRxFilter,
96 	.ah_setupRxDesc			= ar5211SetupRxDesc,
97 	.ah_procRxDesc			= ar5211ProcRxDesc,
98 	.ah_rxMonitor			= ar5211RxMonitor,
99 	.ah_aniPoll			= ar5211AniPoll,
100 	.ah_procMibEvent		= ar5211MibEvent,
101 
102 	/* Misc Functions */
103 	.ah_getCapability		= ar5211GetCapability,
104 	.ah_setCapability		= ar5211SetCapability,
105 	.ah_getDiagState		= ar5211GetDiagState,
106 	.ah_getMacAddress		= ar5211GetMacAddress,
107 	.ah_setMacAddress		= ar5211SetMacAddress,
108 	.ah_getBssIdMask		= ar5211GetBssIdMask,
109 	.ah_setBssIdMask		= ar5211SetBssIdMask,
110 	.ah_setRegulatoryDomain		= ar5211SetRegulatoryDomain,
111 	.ah_setLedState			= ar5211SetLedState,
112 	.ah_writeAssocid		= ar5211WriteAssocid,
113 	.ah_gpioCfgInput		= ar5211GpioCfgInput,
114 	.ah_gpioCfgOutput		= ar5211GpioCfgOutput,
115 	.ah_gpioGet			= ar5211GpioGet,
116 	.ah_gpioSet			= ar5211GpioSet,
117 	.ah_gpioSetIntr			= ar5211GpioSetIntr,
118 	.ah_getTsf32			= ar5211GetTsf32,
119 	.ah_getTsf64			= ar5211GetTsf64,
120 	.ah_resetTsf			= ar5211ResetTsf,
121 	.ah_detectCardPresent		= ar5211DetectCardPresent,
122 	.ah_updateMibCounters		= ar5211UpdateMibCounters,
123 	.ah_getRfGain			= ar5211GetRfgain,
124 	.ah_getDefAntenna		= ar5211GetDefAntenna,
125 	.ah_setDefAntenna		= ar5211SetDefAntenna,
126 	.ah_getAntennaSwitch		= ar5211GetAntennaSwitch,
127 	.ah_setAntennaSwitch		= ar5211SetAntennaSwitch,
128 	.ah_setSifsTime			= ar5211SetSifsTime,
129 	.ah_getSifsTime			= ar5211GetSifsTime,
130 	.ah_setSlotTime			= ar5211SetSlotTime,
131 	.ah_getSlotTime			= ar5211GetSlotTime,
132 	.ah_setAckTimeout		= ar5211SetAckTimeout,
133 	.ah_getAckTimeout		= ar5211GetAckTimeout,
134 	.ah_setAckCTSRate		= ar5211SetAckCTSRate,
135 	.ah_getAckCTSRate		= ar5211GetAckCTSRate,
136 	.ah_setCTSTimeout		= ar5211SetCTSTimeout,
137 	.ah_getCTSTimeout		= ar5211GetCTSTimeout,
138 	.ah_setDecompMask		= ar5211SetDecompMask,
139 	.ah_setCoverageClass		= ar5211SetCoverageClass,
140 	.ah_setQuiet			= ar5211SetQuiet,
141 	.ah_get11nExtBusy		= ar5211Get11nExtBusy,
142 	.ah_getMibCycleCounts		= ar5211GetMibCycleCounts,
143 	.ah_setChainMasks		= ar5211SetChainMasks,
144 	.ah_enableDfs			= ar5211EnableDfs,
145 	.ah_getDfsThresh		= ar5211GetDfsThresh,
146 	/* XXX procRadarEvent */
147 	/* XXX isFastClockEnabled */
148 
149 	/* Key Cache Functions */
150 	.ah_getKeyCacheSize		= ar5211GetKeyCacheSize,
151 	.ah_resetKeyCacheEntry		= ar5211ResetKeyCacheEntry,
152 	.ah_isKeyCacheEntryValid	= ar5211IsKeyCacheEntryValid,
153 	.ah_setKeyCacheEntry		= ar5211SetKeyCacheEntry,
154 	.ah_setKeyCacheEntryMac		= ar5211SetKeyCacheEntryMac,
155 
156 	/* Power Management Functions */
157 	.ah_setPowerMode		= ar5211SetPowerMode,
158 	.ah_getPowerMode		= ar5211GetPowerMode,
159 
160 	/* Beacon Functions */
161 	.ah_setBeaconTimers		= ar5211SetBeaconTimers,
162 	.ah_beaconInit			= ar5211BeaconInit,
163 	.ah_setStationBeaconTimers	= ar5211SetStaBeaconTimers,
164 	.ah_resetStationBeaconTimers	= ar5211ResetStaBeaconTimers,
165 	.ah_getNextTBTT			= ar5211GetNextTBTT,
166 
167 	/* Interrupt Functions */
168 	.ah_isInterruptPending		= ar5211IsInterruptPending,
169 	.ah_getPendingInterrupts	= ar5211GetPendingInterrupts,
170 	.ah_getInterrupts		= ar5211GetInterrupts,
171 	.ah_setInterrupts		= ar5211SetInterrupts },
172 
173 	.ah_getChannelEdges		= ar5211GetChannelEdges,
174 	.ah_getWirelessModes		= ar5211GetWirelessModes,
175 	.ah_eepromRead			= ar5211EepromRead,
176 #ifdef AH_SUPPORT_WRITE_EEPROM
177 	.ah_eepromWrite			= ar5211EepromWrite,
178 #endif
179 	.ah_getChipPowerLimits		= ar5211GetChipPowerLimits,
180 };
181 
182 static HAL_BOOL ar5211ChipTest(struct ath_hal *);
183 static HAL_BOOL ar5211FillCapabilityInfo(struct ath_hal *ah);
184 
185 /*
186  * Return the revsion id for the radio chip.  This
187  * fetched via the PHY.
188  */
189 static uint32_t
190 ar5211GetRadioRev(struct ath_hal *ah)
191 {
192 	uint32_t val;
193 	int i;
194 
195 	OS_REG_WRITE(ah, (AR_PHY_BASE + (0x34 << 2)), 0x00001c16);
196 	for (i = 0; i < 8; i++)
197 		OS_REG_WRITE(ah, (AR_PHY_BASE + (0x20 << 2)), 0x00010000);
198 	val = (OS_REG_READ(ah, AR_PHY_BASE + (256 << 2)) >> 24) & 0xff;
199 	val = ((val & 0xf0) >> 4) | ((val & 0x0f) << 4);
200 	return ath_hal_reverseBits(val, 8);
201 }
202 
203 /*
204  * Attach for an AR5211 part.
205  */
206 static struct ath_hal *
207 ar5211Attach(uint16_t devid, HAL_SOFTC sc,
208 	HAL_BUS_TAG st, HAL_BUS_HANDLE sh, uint16_t *eepromdata,
209 	HAL_OPS_CONFIG *ah_config, HAL_STATUS *status)
210 {
211 #define	N(a)	(sizeof(a)/sizeof(a[0]))
212 	struct ath_hal_5211 *ahp;
213 	struct ath_hal *ah;
214 	uint32_t val;
215 	uint16_t eeval;
216 	HAL_STATUS ecode;
217 
218 	HALDEBUG(AH_NULL, HAL_DEBUG_ATTACH, "%s: sc %p st %p sh %p\n",
219 	    __func__, sc, (void*) st, (void*) sh);
220 
221 	/* NB: memory is returned zero'd */
222 	ahp = ath_hal_malloc(sizeof (struct ath_hal_5211));
223 	if (ahp == AH_NULL) {
224 		HALDEBUG(AH_NULL, HAL_DEBUG_ANY,
225 		    "%s: cannot allocate memory for state block\n", __func__);
226 		ecode = HAL_ENOMEM;
227 		goto bad;
228 	}
229 	ah = &ahp->ah_priv.h;
230 	/* set initial values */
231 	OS_MEMCPY(&ahp->ah_priv, &ar5211hal, sizeof(struct ath_hal_private));
232 	ah->ah_sc = sc;
233 	ah->ah_st = st;
234 	ah->ah_sh = sh;
235 
236 	ah->ah_devid = devid;			/* NB: for AH_DEBUG_ALQ */
237 	AH_PRIVATE(ah)->ah_devid = devid;
238 	AH_PRIVATE(ah)->ah_subvendorid = 0;	/* XXX */
239 
240 	AH_PRIVATE(ah)->ah_powerLimit = MAX_RATE_POWER;
241 	AH_PRIVATE(ah)->ah_tpScale = HAL_TP_SCALE_MAX;	/* no scaling */
242 
243 	ahp->ah_diversityControl = HAL_ANT_VARIABLE;
244 	ahp->ah_staId1Defaults = 0;
245 	ahp->ah_rssiThr = INIT_RSSI_THR;
246 	ahp->ah_sifstime = (u_int) -1;
247 	ahp->ah_slottime = (u_int) -1;
248 	ahp->ah_acktimeout = (u_int) -1;
249 	ahp->ah_ctstimeout = (u_int) -1;
250 
251 	if (!ar5211ChipReset(ah, AH_NULL)) {	/* reset chip */
252 		HALDEBUG(ah, HAL_DEBUG_ANY, "%s: chip reset failed\n", __func__);
253 		ecode = HAL_EIO;
254 		goto bad;
255 	}
256 	if (AH_PRIVATE(ah)->ah_devid == AR5211_FPGA11B) {
257 		/* set it back to OFDM mode to be able to read analog rev id */
258 		OS_REG_WRITE(ah, AR5211_PHY_MODE, AR5211_PHY_MODE_OFDM);
259 		OS_REG_WRITE(ah, AR_PHY_PLL_CTL, AR_PHY_PLL_CTL_44);
260 		OS_DELAY(1000);
261 	}
262 
263 	/* Read Revisions from Chips */
264 	val = OS_REG_READ(ah, AR_SREV) & AR_SREV_ID_M;
265 	AH_PRIVATE(ah)->ah_macVersion = val >> AR_SREV_ID_S;
266 	AH_PRIVATE(ah)->ah_macRev = val & AR_SREV_REVISION_M;
267 
268 	if (AH_PRIVATE(ah)->ah_macVersion < AR_SREV_VERSION_MAUI_2 ||
269 	    AH_PRIVATE(ah)->ah_macVersion > AR_SREV_VERSION_OAHU) {
270 		HALDEBUG(ah, HAL_DEBUG_ANY,
271 		    "%s: Mac Chip Rev 0x%x is not supported by this driver\n",
272 		    __func__, AH_PRIVATE(ah)->ah_macVersion);
273 		ecode = HAL_ENOTSUPP;
274 		goto bad;
275 	}
276 
277 	AH_PRIVATE(ah)->ah_phyRev = OS_REG_READ(ah, AR_PHY_CHIP_ID);
278 
279 	if (!ar5211ChipTest(ah)) {
280 		HALDEBUG(ah, HAL_DEBUG_ANY, "%s: hardware self-test failed\n",
281 		    __func__);
282 		ecode = HAL_ESELFTEST;
283 		goto bad;
284 	}
285 
286 	/* Set correct Baseband to analog shift setting to access analog chips. */
287 	if (AH_PRIVATE(ah)->ah_macVersion >= AR_SREV_VERSION_OAHU) {
288 		OS_REG_WRITE(ah, AR_PHY_BASE, 0x00000007);
289 	} else {
290 		OS_REG_WRITE(ah, AR_PHY_BASE, 0x00000047);
291 	}
292 	OS_DELAY(2000);
293 
294 	/* Read Radio Chip Rev Extract */
295 	AH_PRIVATE(ah)->ah_analog5GhzRev = ar5211GetRadioRev(ah);
296 	if ((AH_PRIVATE(ah)->ah_analog5GhzRev & 0xf0) != RAD5_SREV_MAJOR) {
297 		HALDEBUG(ah, HAL_DEBUG_ANY,
298 		    "%s: 5G Radio Chip Rev 0x%02X is not supported by this "
299 		    "driver\n", __func__, AH_PRIVATE(ah)->ah_analog5GhzRev);
300 		ecode = HAL_ENOTSUPP;
301 		goto bad;
302 	}
303 
304 	val = (OS_REG_READ(ah, AR_PCICFG) & AR_PCICFG_EEPROM_SIZE_M) >>
305                AR_PCICFG_EEPROM_SIZE_S;
306 	if (val != AR_PCICFG_EEPROM_SIZE_16K) {
307 		HALDEBUG(ah, HAL_DEBUG_ANY, "%s: unsupported EEPROM size "
308 		    "%u (0x%x) found\n", __func__, val, val);
309 		ecode = HAL_EESIZE;
310 		goto bad;
311 	}
312 	ecode = ath_hal_legacyEepromAttach(ah);
313 	if (ecode != HAL_OK) {
314 		goto bad;
315 	}
316 
317         /* If Bmode and AR5211, verify 2.4 analog exists */
318 	if (AH_PRIVATE(ah)->ah_macVersion >= AR_SREV_VERSION_OAHU &&
319 	    ath_hal_eepromGetFlag(ah, AR_EEP_BMODE)) {
320 		/* Set correct Baseband to analog shift setting to access analog chips. */
321 		OS_REG_WRITE(ah, AR_PHY_BASE, 0x00004007);
322 		OS_DELAY(2000);
323 		AH_PRIVATE(ah)->ah_analog2GhzRev = ar5211GetRadioRev(ah);
324 
325 		/* Set baseband for 5GHz chip */
326 		OS_REG_WRITE(ah, AR_PHY_BASE, 0x00000007);
327 		OS_DELAY(2000);
328 		if ((AH_PRIVATE(ah)->ah_analog2GhzRev & 0xF0) != RAD2_SREV_MAJOR) {
329 			HALDEBUG(ah, HAL_DEBUG_ANY,
330 			    "%s: 2G Radio Chip Rev 0x%x is not supported by "
331 			    "this driver\n", __func__,
332 			    AH_PRIVATE(ah)->ah_analog2GhzRev);
333 			ecode = HAL_ENOTSUPP;
334 			goto bad;
335 		}
336 	} else {
337 		ath_hal_eepromSet(ah, AR_EEP_BMODE, AH_FALSE);
338         }
339 
340 	ecode = ath_hal_eepromGet(ah, AR_EEP_REGDMN_0, &eeval);
341 	if (ecode != HAL_OK) {
342 		HALDEBUG(ah, HAL_DEBUG_ANY,
343 		    "%s: cannot read regulatory domain from EEPROM\n",
344 		    __func__);
345 		goto bad;
346         }
347 	AH_PRIVATE(ah)->ah_currentRD = eeval;
348 	AH_PRIVATE(ah)->ah_getNfAdjust = ar5211GetNfAdjust;
349 
350 	/*
351 	 * Got everything we need now to setup the capabilities.
352 	 */
353 	(void) ar5211FillCapabilityInfo(ah);
354 
355 	/* Initialize gain ladder thermal calibration structure */
356 	ar5211InitializeGainValues(ah);
357 
358 	ecode = ath_hal_eepromGet(ah, AR_EEP_MACADDR, ahp->ah_macaddr);
359 	if (ecode != HAL_OK) {
360 		HALDEBUG(ah, HAL_DEBUG_ANY,
361 		    "%s: error getting mac address from EEPROM\n", __func__);
362 		goto bad;
363         }
364 
365 	HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: return\n", __func__);
366 
367 	return ah;
368 bad:
369 	if (ahp)
370 		ar5211Detach((struct ath_hal *) ahp);
371 	if (status)
372 		*status = ecode;
373 	return AH_NULL;
374 #undef N
375 }
376 
377 void
378 ar5211Detach(struct ath_hal *ah)
379 {
380 	HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s:\n", __func__);
381 
382 	HALASSERT(ah != AH_NULL);
383 	HALASSERT(ah->ah_magic == AR5211_MAGIC);
384 
385 	ath_hal_eepromDetach(ah);
386 	ath_hal_free(ah);
387 }
388 
389 static HAL_BOOL
390 ar5211ChipTest(struct ath_hal *ah)
391 {
392 	uint32_t regAddr[2] = { AR_STA_ID0, AR_PHY_BASE+(8 << 2) };
393 	uint32_t regHold[2];
394 	uint32_t patternData[4] =
395 	    { 0x55555555, 0xaaaaaaaa, 0x66666666, 0x99999999 };
396 	int i, j;
397 
398 	/* Test PHY & MAC registers */
399 	for (i = 0; i < 2; i++) {
400 		uint32_t addr = regAddr[i];
401 		uint32_t wrData, rdData;
402 
403 		regHold[i] = OS_REG_READ(ah, addr);
404 		for (j = 0; j < 0x100; j++) {
405 			wrData = (j << 16) | j;
406 			OS_REG_WRITE(ah, addr, wrData);
407 			rdData = OS_REG_READ(ah, addr);
408 			if (rdData != wrData) {
409 				HALDEBUG(ah, HAL_DEBUG_ANY,
410 "%s: address test failed addr: 0x%08x - wr:0x%08x != rd:0x%08x\n",
411 				__func__, addr, wrData, rdData);
412 				return AH_FALSE;
413 			}
414 		}
415 		for (j = 0; j < 4; j++) {
416 			wrData = patternData[j];
417 			OS_REG_WRITE(ah, addr, wrData);
418 			rdData = OS_REG_READ(ah, addr);
419 			if (wrData != rdData) {
420 				HALDEBUG(ah, HAL_DEBUG_ANY,
421 "%s: address test failed addr: 0x%08x - wr:0x%08x != rd:0x%08x\n",
422 					__func__, addr, wrData, rdData);
423 				return AH_FALSE;
424 			}
425 		}
426 		OS_REG_WRITE(ah, regAddr[i], regHold[i]);
427 	}
428 	OS_DELAY(100);
429 	return AH_TRUE;
430 }
431 
432 /*
433  * Store the channel edges for the requested operational mode
434  */
435 static HAL_BOOL
436 ar5211GetChannelEdges(struct ath_hal *ah,
437 	uint16_t flags, uint16_t *low, uint16_t *high)
438 {
439 	if (flags & IEEE80211_CHAN_5GHZ) {
440 		*low = 4920;
441 		*high = 6100;
442 		return AH_TRUE;
443 	}
444 	if (flags & IEEE80211_CHAN_2GHZ &&
445 	    ath_hal_eepromGetFlag(ah, AR_EEP_BMODE)) {
446 		*low = 2312;
447 		*high = 2732;
448 		return AH_TRUE;
449 	}
450 	return AH_FALSE;
451 }
452 
453 static HAL_BOOL
454 ar5211GetChipPowerLimits(struct ath_hal *ah, struct ieee80211_channel *chan)
455 {
456 	/* XXX fill in, this is just a placeholder */
457 	HALDEBUG(ah, HAL_DEBUG_ATTACH,
458 	    "%s: no min/max power for %u/0x%x\n",
459 	    __func__, chan->ic_freq, chan->ic_flags);
460 	chan->ic_maxpower = MAX_RATE_POWER;
461 	chan->ic_minpower = 0;
462 	return AH_TRUE;
463 }
464 
465 static void
466 ar5211ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore, HAL_BOOL power_off)
467 {
468 }
469 
470 static void
471 ar5211DisablePCIE(struct ath_hal *ah)
472 {
473 }
474 
475 /*
476  * Fill all software cached or static hardware state information.
477  */
478 static HAL_BOOL
479 ar5211FillCapabilityInfo(struct ath_hal *ah)
480 {
481 	struct ath_hal_private *ahpriv = AH_PRIVATE(ah);
482 	HAL_CAPABILITIES *pCap = &ahpriv->ah_caps;
483 
484 	/* Construct wireless mode from EEPROM */
485 	pCap->halWirelessModes = 0;
486 	if (ath_hal_eepromGetFlag(ah, AR_EEP_AMODE)) {
487 		pCap->halWirelessModes |= HAL_MODE_11A;
488 		if (!ath_hal_eepromGetFlag(ah, AR_EEP_TURBO5DISABLE))
489 			pCap->halWirelessModes |= HAL_MODE_TURBO;
490 	}
491 	if (ath_hal_eepromGetFlag(ah, AR_EEP_BMODE))
492 		pCap->halWirelessModes |= HAL_MODE_11B;
493 
494 	pCap->halLow2GhzChan = 2312;
495 	pCap->halHigh2GhzChan = 2732;
496 	pCap->halLow5GhzChan = 4920;
497 	pCap->halHigh5GhzChan = 6100;
498 
499 	pCap->halChanSpreadSupport = AH_TRUE;
500 	pCap->halSleepAfterBeaconBroken = AH_TRUE;
501 	pCap->halPSPollBroken = AH_TRUE;
502 	pCap->halVEOLSupport = AH_TRUE;
503 	pCap->halNumMRRetries = 1;	/* No hardware MRR support */
504 	pCap->halNumTxMaps = 1;		/* Single TX ptr per descr */
505 
506 	pCap->halTotalQueues = HAL_NUM_TX_QUEUES;
507 	pCap->halKeyCacheSize = 128;
508 
509 	/* XXX not needed */
510 	pCap->halChanHalfRate = AH_FALSE;
511 	pCap->halChanQuarterRate = AH_FALSE;
512 
513 	/*
514 	 * RSSI uses the combined field; some 11n NICs may use
515 	 * the control chain RSSI.
516 	 */
517 	pCap->halUseCombinedRadarRssi = AH_TRUE;
518 
519 	if (ath_hal_eepromGetFlag(ah, AR_EEP_RFKILL) &&
520 	    ath_hal_eepromGet(ah, AR_EEP_RFSILENT, &ahpriv->ah_rfsilent) == HAL_OK) {
521 		/* NB: enabled by default */
522 		ahpriv->ah_rfkillEnabled = AH_TRUE;
523 		pCap->halRfSilentSupport = AH_TRUE;
524 	}
525 
526 	pCap->halRxTstampPrecision = 13;
527 	pCap->halTxTstampPrecision = 16;
528 	pCap->halIntrMask = HAL_INT_COMMON
529 			| HAL_INT_RX
530 			| HAL_INT_TX
531 			| HAL_INT_FATAL
532 			| HAL_INT_BNR
533 			| HAL_INT_TIM
534 			;
535 
536 	pCap->hal4kbSplitTransSupport = AH_TRUE;
537 	pCap->halHasRxSelfLinkedTail = AH_TRUE;
538 
539 	/* XXX might be ok w/ some chip revs */
540 	ahpriv->ah_rxornIsFatal = AH_TRUE;
541 	return AH_TRUE;
542 }
543 
544 static const char*
545 ar5211Probe(uint16_t vendorid, uint16_t devid)
546 {
547 	if (vendorid == ATHEROS_VENDOR_ID) {
548 		if (devid == AR5211_DEVID || devid == AR5311_DEVID ||
549 		    devid == AR5211_DEFAULT)
550 			return "Atheros 5211";
551 		if (devid == AR5211_FPGA11B)
552 			return "Atheros 5211 (FPGA)";
553 	}
554 	return AH_NULL;
555 }
556 AH_CHIP(AR5211, ar5211Probe, ar5211Attach);
557