?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
No empty .Rs/.Re
[netbsd-mini2440.git] / sys / external / isc / atheros_hal / dist / ar5210 / ar5210_attach.c
blobf22e3cdb6be0e09d26c47972736ed7247ce6ca84
1 /*
2 * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting
3 * Copyright (c) 2002-2004 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 * $Id: ar5210_attach.c,v 1.1.1.1 2008/12/11 04:46:27 alc Exp $
18 */
19 #include "opt_ah.h"
20
21 #include "ah.h"
22 #include "ah_internal.h"
23 #include "ah_devid.h"
24
25 #include "ar5210/ar5210.h"
26 #include "ar5210/ar5210reg.h"
27 #include "ar5210/ar5210phy.h"
28
29 #include "ah_eeprom_v1.h"
30
31 static HAL_BOOL ar5210GetChannelEdges(struct ath_hal *,
32 uint16_t flags, uint16_t *low, uint16_t *high);
33 static HAL_BOOL ar5210GetChipPowerLimits(struct ath_hal *ah,
34 HAL_CHANNEL *chans, uint32_t nchans);
35
36 static const struct ath_hal_private ar5210hal = {{
37 .ah_magic = AR5210_MAGIC,
38 .ah_abi = HAL_ABI_VERSION,
39 .ah_countryCode = CTRY_DEFAULT,
40
41 .ah_getRateTable = ar5210GetRateTable,
42 .ah_detach = ar5210Detach,
43
44 /* Reset Functions */
45 .ah_reset = ar5210Reset,
46 .ah_phyDisable = ar5210PhyDisable,
47 .ah_disable = ar5210Disable,
48 .ah_setPCUConfig = ar5210SetPCUConfig,
49 .ah_perCalibration = ar5210PerCalibration,
50 .ah_perCalibrationN = ar5210PerCalibrationN,
51 .ah_resetCalValid = ar5210ResetCalValid,
52 .ah_setTxPowerLimit = ar5210SetTxPowerLimit,
53 .ah_getChanNoise = ath_hal_getChanNoise,
54
55 /* Transmit functions */
56 .ah_updateTxTrigLevel = ar5210UpdateTxTrigLevel,
57 .ah_setupTxQueue = ar5210SetupTxQueue,
58 .ah_setTxQueueProps = ar5210SetTxQueueProps,
59 .ah_getTxQueueProps = ar5210GetTxQueueProps,
60 .ah_releaseTxQueue = ar5210ReleaseTxQueue,
61 .ah_resetTxQueue = ar5210ResetTxQueue,
62 .ah_getTxDP = ar5210GetTxDP,
63 .ah_setTxDP = ar5210SetTxDP,
64 .ah_numTxPending = ar5210NumTxPending,
65 .ah_startTxDma = ar5210StartTxDma,
66 .ah_stopTxDma = ar5210StopTxDma,
67 .ah_setupTxDesc = ar5210SetupTxDesc,
68 .ah_setupXTxDesc = ar5210SetupXTxDesc,
69 .ah_fillTxDesc = ar5210FillTxDesc,
70 .ah_procTxDesc = ar5210ProcTxDesc,
71 .ah_getTxIntrQueue = ar5210GetTxIntrQueue,
72 .ah_reqTxIntrDesc = ar5210IntrReqTxDesc,
73
74 /* RX Functions */
75 .ah_getRxDP = ar5210GetRxDP,
76 .ah_setRxDP = ar5210SetRxDP,
77 .ah_enableReceive = ar5210EnableReceive,
78 .ah_stopDmaReceive = ar5210StopDmaReceive,
79 .ah_startPcuReceive = ar5210StartPcuReceive,
80 .ah_stopPcuReceive = ar5210StopPcuReceive,
81 .ah_setMulticastFilter = ar5210SetMulticastFilter,
82 .ah_setMulticastFilterIndex = ar5210SetMulticastFilterIndex,
83 .ah_clrMulticastFilterIndex = ar5210ClrMulticastFilterIndex,
84 .ah_getRxFilter = ar5210GetRxFilter,
85 .ah_setRxFilter = ar5210SetRxFilter,
86 .ah_setupRxDesc = ar5210SetupRxDesc,
87 .ah_procRxDesc = ar5210ProcRxDesc,
88 .ah_rxMonitor = ar5210AniPoll,
89 .ah_procMibEvent = ar5210MibEvent,
90
91 /* Misc Functions */
92 .ah_getCapability = ar5210GetCapability,
93 .ah_setCapability = ar5210SetCapability,
94 .ah_getDiagState = ar5210GetDiagState,
95 .ah_getMacAddress = ar5210GetMacAddress,
96 .ah_setMacAddress = ar5210SetMacAddress,
97 .ah_getBssIdMask = ar5210GetBssIdMask,
98 .ah_setBssIdMask = ar5210SetBssIdMask,
99 .ah_setRegulatoryDomain = ar5210SetRegulatoryDomain,
100 .ah_setLedState = ar5210SetLedState,
101 .ah_writeAssocid = ar5210WriteAssocid,
102 .ah_gpioCfgInput = ar5210GpioCfgInput,
103 .ah_gpioCfgOutput = ar5210GpioCfgOutput,
104 .ah_gpioGet = ar5210GpioGet,
105 .ah_gpioSet = ar5210GpioSet,
106 .ah_gpioSetIntr = ar5210Gpio0SetIntr,
107 .ah_getTsf32 = ar5210GetTsf32,
108 .ah_getTsf64 = ar5210GetTsf64,
109 .ah_resetTsf = ar5210ResetTsf,
110 .ah_detectCardPresent = ar5210DetectCardPresent,
111 .ah_updateMibCounters = ar5210UpdateMibCounters,
112 .ah_getRfGain = ar5210GetRfgain,
113 .ah_getDefAntenna = ar5210GetDefAntenna,
114 .ah_setDefAntenna = ar5210SetDefAntenna,
115 .ah_getAntennaSwitch = ar5210GetAntennaSwitch,
116 .ah_setAntennaSwitch = ar5210SetAntennaSwitch,
117 .ah_setSifsTime = ar5210SetSifsTime,
118 .ah_getSifsTime = ar5210GetSifsTime,
119 .ah_setSlotTime = ar5210SetSlotTime,
120 .ah_getSlotTime = ar5210GetSlotTime,
121 .ah_setAckTimeout = ar5210SetAckTimeout,
122 .ah_getAckTimeout = ar5210GetAckTimeout,
123 .ah_setAckCTSRate = ar5210SetAckCTSRate,
124 .ah_getAckCTSRate = ar5210GetAckCTSRate,
125 .ah_setCTSTimeout = ar5210SetCTSTimeout,
126 .ah_getCTSTimeout = ar5210GetCTSTimeout,
127 .ah_setDecompMask = ar5210SetDecompMask,
128 .ah_setCoverageClass = ar5210SetCoverageClass,
129
130 /* Key Cache Functions */
131 .ah_getKeyCacheSize = ar5210GetKeyCacheSize,
132 .ah_resetKeyCacheEntry = ar5210ResetKeyCacheEntry,
133 .ah_isKeyCacheEntryValid = ar5210IsKeyCacheEntryValid,
134 .ah_setKeyCacheEntry = ar5210SetKeyCacheEntry,
135 .ah_setKeyCacheEntryMac = ar5210SetKeyCacheEntryMac,
136
137 /* Power Management Functions */
138 .ah_setPowerMode = ar5210SetPowerMode,
139 .ah_getPowerMode = ar5210GetPowerMode,
140
141 /* Beacon Functions */
142 .ah_setBeaconTimers = ar5210SetBeaconTimers,
143 .ah_beaconInit = ar5210BeaconInit,
144 .ah_setStationBeaconTimers = ar5210SetStaBeaconTimers,
145 .ah_resetStationBeaconTimers = ar5210ResetStaBeaconTimers,
146
147 /* Interrupt Functions */
148 .ah_isInterruptPending = ar5210IsInterruptPending,
149 .ah_getPendingInterrupts = ar5210GetPendingInterrupts,
150 .ah_getInterrupts = ar5210GetInterrupts,
151 .ah_setInterrupts = ar5210SetInterrupts },
152
153 .ah_getChannelEdges = ar5210GetChannelEdges,
154 .ah_getWirelessModes = ar5210GetWirelessModes,
155 .ah_eepromRead = ar5210EepromRead,
156 #ifdef AH_SUPPORT_WRITE_EEPROM
157 .ah_eepromWrite = ar5210EepromWrite,
158 #endif
159 .ah_gpioCfgInput = ar5210GpioCfgInput,
160 .ah_gpioCfgOutput = ar5210GpioCfgOutput,
161 .ah_gpioGet = ar5210GpioGet,
162 .ah_gpioSet = ar5210GpioSet,
163 .ah_gpioSetIntr = ar5210Gpio0SetIntr,
164 .ah_getChipPowerLimits = ar5210GetChipPowerLimits,
165 };
166
167 static HAL_BOOL ar5210FillCapabilityInfo(struct ath_hal *ah);
168
169 /*
170 * Attach for an AR5210 part.
171 */
172 static struct ath_hal *
173 ar5210Attach(uint16_t devid, HAL_SOFTC sc, HAL_BUS_TAG st, HAL_BUS_HANDLE sh,
174 HAL_STATUS *status)
175 {
176 #define N(a) (sizeof(a)/sizeof(a[0]))
177 struct ath_hal_5210 *ahp;
178 struct ath_hal *ah;
179 uint32_t revid, pcicfg;
180 uint16_t eeval;
181 HAL_STATUS ecode;
182 int i;
183
184 HALDEBUG(AH_NULL, HAL_DEBUG_ATTACH,
185 "%s: devid 0x%x sc %p st %p sh %p\n", __func__, devid,
186 sc, (void*) st, (void*) sh);
187
188 /* NB: memory is returned zero'd */
189 ahp = ath_hal_malloc(sizeof (struct ath_hal_5210));
190 if (ahp == AH_NULL) {
191 HALDEBUG(AH_NULL, HAL_DEBUG_ANY,
192 "%s: no memory for state block\n", __func__);
193 ecode = HAL_ENOMEM;
194 goto bad;
195 }
196 ah = &ahp->ah_priv.h;
197 /* set initial values */
198 OS_MEMCPY(&ahp->ah_priv, &ar5210hal, sizeof(struct ath_hal_private));
199 ah->ah_sc = sc;
200 ah->ah_st = st;
201 ah->ah_sh = sh;
202
203 ah->ah_devid = devid; /* NB: for AH_DEBUG_ALQ */
204 AH_PRIVATE(ah)->ah_devid = devid;
205 AH_PRIVATE(ah)->ah_subvendorid = 0; /* XXX */
206
207 AH_PRIVATE(ah)->ah_powerLimit = AR5210_MAX_RATE_POWER;
208 AH_PRIVATE(ah)->ah_tpScale = HAL_TP_SCALE_MAX; /* no scaling */
209
210 ahp->ah_powerMode = HAL_PM_UNDEFINED;
211 ahp->ah_staId1Defaults = 0;
212 ahp->ah_rssiThr = INIT_RSSI_THR;
213 ahp->ah_sifstime = (u_int) -1;
214 ahp->ah_slottime = (u_int) -1;
215 ahp->ah_acktimeout = (u_int) -1;
216 ahp->ah_ctstimeout = (u_int) -1;
217
218 if (!ar5210ChipReset(ah, AH_NULL)) { /* reset chip */
219 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: chip reset failed\n",
220 __func__);
221 ecode = HAL_EIO;
222 goto bad;
223 }
224
225 /* Read Revisions from Chips */
226 AH_PRIVATE(ah)->ah_macVersion = 1;
227 AH_PRIVATE(ah)->ah_macRev = OS_REG_READ(ah, AR_SREV) & 0xff;
228 AH_PRIVATE(ah)->ah_phyRev = OS_REG_READ(ah, AR_PHY_CHIPID);
229 AH_PRIVATE(ah)->ah_analog2GhzRev = 0;
230
231 /* Read Radio Chip Rev Extract */
232 OS_REG_WRITE(ah, (AR_PHY_BASE + (0x34 << 2)), 0x00001c16);
233 for (i = 0; i < 4; i++)
234 OS_REG_WRITE(ah, (AR_PHY_BASE + (0x20 << 2)), 0x00010000);
235 revid = (OS_REG_READ(ah, AR_PHY_BASE + (256 << 2)) >> 28) & 0xf;
236
237 /* Chip labelling is 1 greater than revision register for AR5110 */
238 AH_PRIVATE(ah)->ah_analog5GhzRev = ath_hal_reverseBits(revid, 4) + 1;
239
240 /*
241 * Read all the settings from the EEPROM and stash
242 * ones we'll use later.
243 */
244 pcicfg = OS_REG_READ(ah, AR_PCICFG);
245 OS_REG_WRITE(ah, AR_PCICFG, pcicfg | AR_PCICFG_EEPROMSEL);
246 ecode = ath_hal_v1EepromAttach(ah);
247 if (ecode != HAL_OK) {
248 goto eebad;
249 }
250 ecode = ath_hal_eepromGet(ah, AR_EEP_REGDMN_0, &eeval);
251 if (ecode != HAL_OK) {
252 HALDEBUG(ah, HAL_DEBUG_ANY,
253 "%s: cannot read regulatory domain from EEPROM\n",
254 __func__);
255 goto eebad;
256 }
257 AH_PRIVATE(ah)->ah_currentRD = eeval;
258 ecode = ath_hal_eepromGet(ah, AR_EEP_MACADDR, ahp->ah_macaddr);
259 if (ecode != HAL_OK) {
260 HALDEBUG(ah, HAL_DEBUG_ANY,
261 "%s: error getting mac address from EEPROM\n", __func__);
262 goto eebad;
263 }
264 OS_REG_WRITE(ah, AR_PCICFG, pcicfg); /* disable EEPROM access */
265
266 AH_PRIVATE(ah)->ah_getNfAdjust = ar5210GetNfAdjust;
267
268 /*
269 * Got everything we need now to setup the capabilities.
270 */
271 (void) ar5210FillCapabilityInfo(ah);
272
273 HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: return\n", __func__);
274
275 return ah;
276 eebad:
277 OS_REG_WRITE(ah, AR_PCICFG, pcicfg); /* disable EEPROM access */
278 bad:
279 if (ahp)
280 ath_hal_free(ahp);
281 if (status)
282 *status = ecode;
283 return AH_NULL;
284 #undef N
285 }
286
287 void
288 ar5210Detach(struct ath_hal *ah)
289 {
290 HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s:\n", __func__);
291
292 HALASSERT(ah != AH_NULL);
293 HALASSERT(ah->ah_magic == AR5210_MAGIC);
294
295 ath_hal_eepromDetach(ah);
296 ath_hal_free(ah);
297 }
298
299 /*
300 * Store the channel edges for the requested operational mode
301 */
302 static HAL_BOOL
303 ar5210GetChannelEdges(struct ath_hal *ah,
304 uint16_t flags, uint16_t *low, uint16_t *high)
305 {
306 if (flags & CHANNEL_5GHZ) {
307 *low = 5120;
308 *high = 5430;
309 return AH_TRUE;
310 } else {
311 return AH_FALSE;
312 }
313 }
314
315 static HAL_BOOL
316 ar5210GetChipPowerLimits(struct ath_hal *ah, HAL_CHANNEL *chans, uint32_t nchans)
317 {
318 HAL_CHANNEL *chan;
319 int i;
320
321 /* XXX fill in, this is just a placeholder */
322 for (i = 0; i < nchans; i++) {
323 chan = &chans[i];
324 HALDEBUG(ah, HAL_DEBUG_ATTACH,
325 "%s: no min/max power for %u/0x%x\n",
326 __func__, chan->channel, chan->channelFlags);
327 chan->maxTxPower = AR5210_MAX_RATE_POWER;
328 chan->minTxPower = 0;
329 }
330 return AH_TRUE;
331 }
332
333 /*
334 * Fill all software cached or static hardware state information.
335 */
336 static HAL_BOOL
337 ar5210FillCapabilityInfo(struct ath_hal *ah)
338 {
339 struct ath_hal_private *ahpriv = AH_PRIVATE(ah);
340 HAL_CAPABILITIES *pCap = &ahpriv->ah_caps;
341
342 pCap->halWirelessModes |= HAL_MODE_11A;
343
344 pCap->halLow5GhzChan = 5120;
345 pCap->halHigh5GhzChan = 5430;
346
347 pCap->halSleepAfterBeaconBroken = AH_TRUE;
348 pCap->halPSPollBroken = AH_FALSE;
349
350 pCap->halTotalQueues = HAL_NUM_TX_QUEUES;
351 pCap->halKeyCacheSize = 64;
352
353 /* XXX not needed */
354 pCap->halChanHalfRate = AH_FALSE;
355 pCap->halChanQuarterRate = AH_FALSE;
356
357 if (ath_hal_eepromGetFlag(ah, AR_EEP_RFKILL)) {
358 /*
359 * Setup initial rfsilent settings based on the EEPROM
360 * contents. Pin 0, polarity 0 is fixed; record this
361 * using the EEPROM format found in later parts.
362 */
363 ahpriv->ah_rfsilent = SM(0, AR_EEPROM_RFSILENT_GPIO_SEL)
364 | SM(0, AR_EEPROM_RFSILENT_POLARITY);
365 ahpriv->ah_rfkillEnabled = AH_TRUE;
366 pCap->halRfSilentSupport = AH_TRUE;
367 }
368
369 pCap->halTstampPrecision = 15; /* NB: s/w extended from 13 */
370
371 ahpriv->ah_rxornIsFatal = AH_TRUE;
372 return AH_TRUE;
373 }
374
375 static const char*
376 ar5210Probe(uint16_t vendorid, uint16_t devid)
377 {
378 if (vendorid == ATHEROS_VENDOR_ID &&
379 (devid == AR5210_PROD || devid == AR5210_DEFAULT))
380 return "Atheros 5210";
381 return AH_NULL;
382 }
383 AH_CHIP(AR5210, ar5210Probe, ar5210Attach);
NetBSD on the FriendlyARM MINI2440