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95ea3627 1/*
9c9a0d14 2 Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com>
95ea3627
ID
3 <http://rt2x00.serialmonkey.com>
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the
17 Free Software Foundation, Inc.,
18 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 */
20
21/*
22 Module: rt2400pci
23 Abstract: Data structures and registers for the rt2400pci module.
24 Supported chipsets: RT2460.
25 */
26
27#ifndef RT2400PCI_H
28#define RT2400PCI_H
29
30/*
31 * RF chip defines.
32 */
33#define RF2420 0x0000
34#define RF2421 0x0001
35
36/*
37 * Signal information.
af901ca1 38 * Default offset is required for RSSI <-> dBm conversion.
95ea3627 39 */
95ea3627
ID
40#define DEFAULT_RSSI_OFFSET 100
41
42/*
43 * Register layout information.
44 */
45#define CSR_REG_BASE 0x0000
46#define CSR_REG_SIZE 0x014c
47#define EEPROM_BASE 0x0000
48#define EEPROM_SIZE 0x0100
743b97ca 49#define BBP_BASE 0x0000
95ea3627 50#define BBP_SIZE 0x0020
53bc647a
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51#define RF_BASE 0x0004
52#define RF_SIZE 0x000c
95ea3627 53
61448f88
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54/*
55 * Number of TX queues.
56 */
57#define NUM_TX_QUEUES 2
58
95ea3627
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59/*
60 * Control/Status Registers(CSR).
61 * Some values are set in TU, whereas 1 TU == 1024 us.
62 */
63
64/*
65 * CSR0: ASIC revision number.
66 */
67#define CSR0 0x0000
49e721ec 68#define CSR0_REVISION FIELD32(0x0000ffff)
95ea3627
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69
70/*
71 * CSR1: System control register.
72 * SOFT_RESET: Software reset, 1: reset, 0: normal.
73 * BBP_RESET: Hardware reset, 1: reset, 0, release.
74 * HOST_READY: Host ready after initialization.
75 */
76#define CSR1 0x0004
77#define CSR1_SOFT_RESET FIELD32(0x00000001)
78#define CSR1_BBP_RESET FIELD32(0x00000002)
79#define CSR1_HOST_READY FIELD32(0x00000004)
80
81/*
82 * CSR2: System admin status register (invalid).
83 */
84#define CSR2 0x0008
85
86/*
87 * CSR3: STA MAC address register 0.
88 */
89#define CSR3 0x000c
90#define CSR3_BYTE0 FIELD32(0x000000ff)
91#define CSR3_BYTE1 FIELD32(0x0000ff00)
92#define CSR3_BYTE2 FIELD32(0x00ff0000)
93#define CSR3_BYTE3 FIELD32(0xff000000)
94
95/*
96 * CSR4: STA MAC address register 1.
97 */
98#define CSR4 0x0010
99#define CSR4_BYTE4 FIELD32(0x000000ff)
100#define CSR4_BYTE5 FIELD32(0x0000ff00)
101
102/*
103 * CSR5: BSSID register 0.
104 */
105#define CSR5 0x0014
106#define CSR5_BYTE0 FIELD32(0x000000ff)
107#define CSR5_BYTE1 FIELD32(0x0000ff00)
108#define CSR5_BYTE2 FIELD32(0x00ff0000)
109#define CSR5_BYTE3 FIELD32(0xff000000)
110
111/*
112 * CSR6: BSSID register 1.
113 */
114#define CSR6 0x0018
115#define CSR6_BYTE4 FIELD32(0x000000ff)
116#define CSR6_BYTE5 FIELD32(0x0000ff00)
117
118/*
119 * CSR7: Interrupt source register.
120 * Write 1 to clear interrupt.
121 * TBCN_EXPIRE: Beacon timer expired interrupt.
122 * TWAKE_EXPIRE: Wakeup timer expired interrupt.
123 * TATIMW_EXPIRE: Timer of atim window expired interrupt.
124 * TXDONE_TXRING: Tx ring transmit done interrupt.
125 * TXDONE_ATIMRING: Atim ring transmit done interrupt.
126 * TXDONE_PRIORING: Priority ring transmit done interrupt.
127 * RXDONE: Receive done interrupt.
128 */
129#define CSR7 0x001c
130#define CSR7_TBCN_EXPIRE FIELD32(0x00000001)
131#define CSR7_TWAKE_EXPIRE FIELD32(0x00000002)
132#define CSR7_TATIMW_EXPIRE FIELD32(0x00000004)
133#define CSR7_TXDONE_TXRING FIELD32(0x00000008)
134#define CSR7_TXDONE_ATIMRING FIELD32(0x00000010)
135#define CSR7_TXDONE_PRIORING FIELD32(0x00000020)
136#define CSR7_RXDONE FIELD32(0x00000040)
137
138/*
139 * CSR8: Interrupt mask register.
140 * Write 1 to mask interrupt.
141 * TBCN_EXPIRE: Beacon timer expired interrupt.
142 * TWAKE_EXPIRE: Wakeup timer expired interrupt.
143 * TATIMW_EXPIRE: Timer of atim window expired interrupt.
144 * TXDONE_TXRING: Tx ring transmit done interrupt.
145 * TXDONE_ATIMRING: Atim ring transmit done interrupt.
146 * TXDONE_PRIORING: Priority ring transmit done interrupt.
147 * RXDONE: Receive done interrupt.
148 */
149#define CSR8 0x0020
150#define CSR8_TBCN_EXPIRE FIELD32(0x00000001)
151#define CSR8_TWAKE_EXPIRE FIELD32(0x00000002)
152#define CSR8_TATIMW_EXPIRE FIELD32(0x00000004)
153#define CSR8_TXDONE_TXRING FIELD32(0x00000008)
154#define CSR8_TXDONE_ATIMRING FIELD32(0x00000010)
155#define CSR8_TXDONE_PRIORING FIELD32(0x00000020)
156#define CSR8_RXDONE FIELD32(0x00000040)
157
158/*
159 * CSR9: Maximum frame length register.
160 * MAX_FRAME_UNIT: Maximum frame length in 128b unit, default: 12.
161 */
162#define CSR9 0x0024
163#define CSR9_MAX_FRAME_UNIT FIELD32(0x00000f80)
164
165/*
166 * CSR11: Back-off control register.
167 * CWMIN: CWmin. Default cwmin is 31 (2^5 - 1).
168 * CWMAX: CWmax. Default cwmax is 1023 (2^10 - 1).
169 * SLOT_TIME: Slot time, default is 20us for 802.11b.
170 * LONG_RETRY: Long retry count.
171 * SHORT_RETRY: Short retry count.
172 */
173#define CSR11 0x002c
174#define CSR11_CWMIN FIELD32(0x0000000f)
175#define CSR11_CWMAX FIELD32(0x000000f0)
176#define CSR11_SLOT_TIME FIELD32(0x00001f00)
177#define CSR11_LONG_RETRY FIELD32(0x00ff0000)
178#define CSR11_SHORT_RETRY FIELD32(0xff000000)
179
180/*
181 * CSR12: Synchronization configuration register 0.
182 * All units in 1/16 TU.
183 * BEACON_INTERVAL: Beacon interval, default is 100 TU.
184 * CFPMAX_DURATION: Cfp maximum duration, default is 100 TU.
185 */
186#define CSR12 0x0030
187#define CSR12_BEACON_INTERVAL FIELD32(0x0000ffff)
188#define CSR12_CFP_MAX_DURATION FIELD32(0xffff0000)
189
190/*
191 * CSR13: Synchronization configuration register 1.
192 * All units in 1/16 TU.
193 * ATIMW_DURATION: Atim window duration.
194 * CFP_PERIOD: Cfp period, default is 0 TU.
195 */
196#define CSR13 0x0034
197#define CSR13_ATIMW_DURATION FIELD32(0x0000ffff)
198#define CSR13_CFP_PERIOD FIELD32(0x00ff0000)
199
200/*
201 * CSR14: Synchronization control register.
202 * TSF_COUNT: Enable tsf auto counting.
203 * TSF_SYNC: Tsf sync, 0: disable, 1: infra, 2: ad-hoc/master mode.
204 * TBCN: Enable tbcn with reload value.
205 * TCFP: Enable tcfp & cfp / cp switching.
206 * TATIMW: Enable tatimw & atim window switching.
207 * BEACON_GEN: Enable beacon generator.
208 * CFP_COUNT_PRELOAD: Cfp count preload value.
209 * TBCM_PRELOAD: Tbcn preload value in units of 64us.
210 */
211#define CSR14 0x0038
212#define CSR14_TSF_COUNT FIELD32(0x00000001)
213#define CSR14_TSF_SYNC FIELD32(0x00000006)
214#define CSR14_TBCN FIELD32(0x00000008)
215#define CSR14_TCFP FIELD32(0x00000010)
216#define CSR14_TATIMW FIELD32(0x00000020)
217#define CSR14_BEACON_GEN FIELD32(0x00000040)
218#define CSR14_CFP_COUNT_PRELOAD FIELD32(0x0000ff00)
219#define CSR14_TBCM_PRELOAD FIELD32(0xffff0000)
220
221/*
222 * CSR15: Synchronization status register.
223 * CFP: ASIC is in contention-free period.
224 * ATIMW: ASIC is in ATIM window.
225 * BEACON_SENT: Beacon is send.
226 */
227#define CSR15 0x003c
228#define CSR15_CFP FIELD32(0x00000001)
229#define CSR15_ATIMW FIELD32(0x00000002)
230#define CSR15_BEACON_SENT FIELD32(0x00000004)
231
232/*
233 * CSR16: TSF timer register 0.
234 */
235#define CSR16 0x0040
236#define CSR16_LOW_TSFTIMER FIELD32(0xffffffff)
237
238/*
239 * CSR17: TSF timer register 1.
240 */
241#define CSR17 0x0044
242#define CSR17_HIGH_TSFTIMER FIELD32(0xffffffff)
243
244/*
245 * CSR18: IFS timer register 0.
246 * SIFS: Sifs, default is 10 us.
247 * PIFS: Pifs, default is 30 us.
248 */
249#define CSR18 0x0048
250#define CSR18_SIFS FIELD32(0x0000ffff)
251#define CSR18_PIFS FIELD32(0xffff0000)
252
253/*
254 * CSR19: IFS timer register 1.
255 * DIFS: Difs, default is 50 us.
256 * EIFS: Eifs, default is 364 us.
257 */
258#define CSR19 0x004c
259#define CSR19_DIFS FIELD32(0x0000ffff)
260#define CSR19_EIFS FIELD32(0xffff0000)
261
262/*
263 * CSR20: Wakeup timer register.
264 * DELAY_AFTER_TBCN: Delay after tbcn expired in units of 1/16 TU.
265 * TBCN_BEFORE_WAKEUP: Number of beacon before wakeup.
266 * AUTOWAKE: Enable auto wakeup / sleep mechanism.
267 */
268#define CSR20 0x0050
269#define CSR20_DELAY_AFTER_TBCN FIELD32(0x0000ffff)
270#define CSR20_TBCN_BEFORE_WAKEUP FIELD32(0x00ff0000)
271#define CSR20_AUTOWAKE FIELD32(0x01000000)
272
273/*
274 * CSR21: EEPROM control register.
275 * RELOAD: Write 1 to reload eeprom content.
276 * TYPE_93C46: 1: 93c46, 0:93c66.
277 */
278#define CSR21 0x0054
279#define CSR21_RELOAD FIELD32(0x00000001)
280#define CSR21_EEPROM_DATA_CLOCK FIELD32(0x00000002)
281#define CSR21_EEPROM_CHIP_SELECT FIELD32(0x00000004)
282#define CSR21_EEPROM_DATA_IN FIELD32(0x00000008)
283#define CSR21_EEPROM_DATA_OUT FIELD32(0x00000010)
284#define CSR21_TYPE_93C46 FIELD32(0x00000020)
285
286/*
287 * CSR22: CFP control register.
288 * CFP_DURATION_REMAIN: Cfp duration remain, in units of TU.
289 * RELOAD_CFP_DURATION: Write 1 to reload cfp duration remain.
290 */
291#define CSR22 0x0058
292#define CSR22_CFP_DURATION_REMAIN FIELD32(0x0000ffff)
293#define CSR22_RELOAD_CFP_DURATION FIELD32(0x00010000)
294
295/*
296 * Transmit related CSRs.
297 * Some values are set in TU, whereas 1 TU == 1024 us.
298 */
299
300/*
301 * TXCSR0: TX Control Register.
302 * KICK_TX: Kick tx ring.
303 * KICK_ATIM: Kick atim ring.
304 * KICK_PRIO: Kick priority ring.
305 * ABORT: Abort all transmit related ring operation.
306 */
307#define TXCSR0 0x0060
308#define TXCSR0_KICK_TX FIELD32(0x00000001)
309#define TXCSR0_KICK_ATIM FIELD32(0x00000002)
310#define TXCSR0_KICK_PRIO FIELD32(0x00000004)
311#define TXCSR0_ABORT FIELD32(0x00000008)
312
313/*
314 * TXCSR1: TX Configuration Register.
315 * ACK_TIMEOUT: Ack timeout, default = sifs + 2*slottime + acktime @ 1mbps.
316 * ACK_CONSUME_TIME: Ack consume time, default = sifs + acktime @ 1mbps.
317 * TSF_OFFSET: Insert tsf offset.
318 * AUTORESPONDER: Enable auto responder which include ack & cts.
319 */
320#define TXCSR1 0x0064
321#define TXCSR1_ACK_TIMEOUT FIELD32(0x000001ff)
322#define TXCSR1_ACK_CONSUME_TIME FIELD32(0x0003fe00)
323#define TXCSR1_TSF_OFFSET FIELD32(0x00fc0000)
324#define TXCSR1_AUTORESPONDER FIELD32(0x01000000)
325
326/*
327 * TXCSR2: Tx descriptor configuration register.
328 * TXD_SIZE: Tx descriptor size, default is 48.
329 * NUM_TXD: Number of tx entries in ring.
330 * NUM_ATIM: Number of atim entries in ring.
331 * NUM_PRIO: Number of priority entries in ring.
332 */
333#define TXCSR2 0x0068
334#define TXCSR2_TXD_SIZE FIELD32(0x000000ff)
335#define TXCSR2_NUM_TXD FIELD32(0x0000ff00)
336#define TXCSR2_NUM_ATIM FIELD32(0x00ff0000)
337#define TXCSR2_NUM_PRIO FIELD32(0xff000000)
338
339/*
340 * TXCSR3: TX Ring Base address register.
341 */
342#define TXCSR3 0x006c
343#define TXCSR3_TX_RING_REGISTER FIELD32(0xffffffff)
344
345/*
346 * TXCSR4: TX Atim Ring Base address register.
347 */
348#define TXCSR4 0x0070
349#define TXCSR4_ATIM_RING_REGISTER FIELD32(0xffffffff)
350
351/*
352 * TXCSR5: TX Prio Ring Base address register.
353 */
354#define TXCSR5 0x0074
355#define TXCSR5_PRIO_RING_REGISTER FIELD32(0xffffffff)
356
357/*
358 * TXCSR6: Beacon Base address register.
359 */
360#define TXCSR6 0x0078
361#define TXCSR6_BEACON_RING_REGISTER FIELD32(0xffffffff)
362
363/*
364 * TXCSR7: Auto responder control register.
365 * AR_POWERMANAGEMENT: Auto responder power management bit.
366 */
367#define TXCSR7 0x007c
368#define TXCSR7_AR_POWERMANAGEMENT FIELD32(0x00000001)
369
370/*
371 * Receive related CSRs.
372 * Some values are set in TU, whereas 1 TU == 1024 us.
373 */
374
375/*
376 * RXCSR0: RX Control Register.
377 * DISABLE_RX: Disable rx engine.
378 * DROP_CRC: Drop crc error.
379 * DROP_PHYSICAL: Drop physical error.
380 * DROP_CONTROL: Drop control frame.
381 * DROP_NOT_TO_ME: Drop not to me unicast frame.
382 * DROP_TODS: Drop frame tods bit is true.
383 * DROP_VERSION_ERROR: Drop version error frame.
384 * PASS_CRC: Pass all packets with crc attached.
385 */
386#define RXCSR0 0x0080
387#define RXCSR0_DISABLE_RX FIELD32(0x00000001)
388#define RXCSR0_DROP_CRC FIELD32(0x00000002)
389#define RXCSR0_DROP_PHYSICAL FIELD32(0x00000004)
390#define RXCSR0_DROP_CONTROL FIELD32(0x00000008)
391#define RXCSR0_DROP_NOT_TO_ME FIELD32(0x00000010)
392#define RXCSR0_DROP_TODS FIELD32(0x00000020)
393#define RXCSR0_DROP_VERSION_ERROR FIELD32(0x00000040)
394#define RXCSR0_PASS_CRC FIELD32(0x00000080)
395
396/*
397 * RXCSR1: RX descriptor configuration register.
398 * RXD_SIZE: Rx descriptor size, default is 32b.
399 * NUM_RXD: Number of rx entries in ring.
400 */
401#define RXCSR1 0x0084
402#define RXCSR1_RXD_SIZE FIELD32(0x000000ff)
403#define RXCSR1_NUM_RXD FIELD32(0x0000ff00)
404
405/*
406 * RXCSR2: RX Ring base address register.
407 */
408#define RXCSR2 0x0088
409#define RXCSR2_RX_RING_REGISTER FIELD32(0xffffffff)
410
411/*
412 * RXCSR3: BBP ID register for Rx operation.
413 * BBP_ID#: BBP register # id.
414 * BBP_ID#_VALID: BBP register # id is valid or not.
415 */
416#define RXCSR3 0x0090
417#define RXCSR3_BBP_ID0 FIELD32(0x0000007f)
418#define RXCSR3_BBP_ID0_VALID FIELD32(0x00000080)
419#define RXCSR3_BBP_ID1 FIELD32(0x00007f00)
420#define RXCSR3_BBP_ID1_VALID FIELD32(0x00008000)
421#define RXCSR3_BBP_ID2 FIELD32(0x007f0000)
422#define RXCSR3_BBP_ID2_VALID FIELD32(0x00800000)
423#define RXCSR3_BBP_ID3 FIELD32(0x7f000000)
424#define RXCSR3_BBP_ID3_VALID FIELD32(0x80000000)
425
426/*
427 * RXCSR4: BBP ID register for Rx operation.
428 * BBP_ID#: BBP register # id.
429 * BBP_ID#_VALID: BBP register # id is valid or not.
430 */
431#define RXCSR4 0x0094
432#define RXCSR4_BBP_ID4 FIELD32(0x0000007f)
433#define RXCSR4_BBP_ID4_VALID FIELD32(0x00000080)
434#define RXCSR4_BBP_ID5 FIELD32(0x00007f00)
435#define RXCSR4_BBP_ID5_VALID FIELD32(0x00008000)
436
437/*
438 * ARCSR0: Auto Responder PLCP config register 0.
439 * ARCSR0_AR_BBP_DATA#: Auto responder BBP register # data.
440 * ARCSR0_AR_BBP_ID#: Auto responder BBP register # Id.
441 */
442#define ARCSR0 0x0098
443#define ARCSR0_AR_BBP_DATA0 FIELD32(0x000000ff)
444#define ARCSR0_AR_BBP_ID0 FIELD32(0x0000ff00)
445#define ARCSR0_AR_BBP_DATA1 FIELD32(0x00ff0000)
446#define ARCSR0_AR_BBP_ID1 FIELD32(0xff000000)
447
448/*
449 * ARCSR1: Auto Responder PLCP config register 1.
450 * ARCSR0_AR_BBP_DATA#: Auto responder BBP register # data.
451 * ARCSR0_AR_BBP_ID#: Auto responder BBP register # Id.
452 */
453#define ARCSR1 0x009c
454#define ARCSR1_AR_BBP_DATA2 FIELD32(0x000000ff)
455#define ARCSR1_AR_BBP_ID2 FIELD32(0x0000ff00)
456#define ARCSR1_AR_BBP_DATA3 FIELD32(0x00ff0000)
457#define ARCSR1_AR_BBP_ID3 FIELD32(0xff000000)
458
459/*
460 * Miscellaneous Registers.
461 * Some values are set in TU, whereas 1 TU == 1024 us.
462 */
463
464/*
465 * PCICSR: PCI control register.
466 * BIG_ENDIAN: 1: big endian, 0: little endian.
467 * RX_TRESHOLD: Rx threshold in dw to start pci access
468 * 0: 16dw (default), 1: 8dw, 2: 4dw, 3: 32dw.
469 * TX_TRESHOLD: Tx threshold in dw to start pci access
470 * 0: 0dw (default), 1: 1dw, 2: 4dw, 3: forward.
471 * BURST_LENTH: Pci burst length 0: 4dw (default, 1: 8dw, 2: 16dw, 3:32dw.
472 * ENABLE_CLK: Enable clk_run, pci clock can't going down to non-operational.
473 */
474#define PCICSR 0x008c
475#define PCICSR_BIG_ENDIAN FIELD32(0x00000001)
476#define PCICSR_RX_TRESHOLD FIELD32(0x00000006)
477#define PCICSR_TX_TRESHOLD FIELD32(0x00000018)
478#define PCICSR_BURST_LENTH FIELD32(0x00000060)
479#define PCICSR_ENABLE_CLK FIELD32(0x00000080)
480
481/*
482 * CNT0: FCS error count.
483 * FCS_ERROR: FCS error count, cleared when read.
484 */
485#define CNT0 0x00a0
486#define CNT0_FCS_ERROR FIELD32(0x0000ffff)
487
488/*
489 * Statistic Register.
490 * CNT1: PLCP error count.
491 * CNT2: Long error count.
492 * CNT3: CCA false alarm count.
493 * CNT4: Rx FIFO overflow count.
494 * CNT5: Tx FIFO underrun count.
495 */
496#define TIMECSR2 0x00a8
497#define CNT1 0x00ac
498#define CNT2 0x00b0
499#define TIMECSR3 0x00b4
500#define CNT3 0x00b8
501#define CNT4 0x00bc
502#define CNT5 0x00c0
503
504/*
505 * Baseband Control Register.
506 */
507
508/*
509 * PWRCSR0: Power mode configuration register.
510 */
511#define PWRCSR0 0x00c4
512
513/*
514 * Power state transition time registers.
515 */
516#define PSCSR0 0x00c8
517#define PSCSR1 0x00cc
518#define PSCSR2 0x00d0
519#define PSCSR3 0x00d4
520
521/*
522 * PWRCSR1: Manual power control / status register.
523 * Allowed state: 0 deep_sleep, 1: sleep, 2: standby, 3: awake.
524 * SET_STATE: Set state. Write 1 to trigger, self cleared.
525 * BBP_DESIRE_STATE: BBP desired state.
526 * RF_DESIRE_STATE: RF desired state.
527 * BBP_CURR_STATE: BBP current state.
528 * RF_CURR_STATE: RF current state.
529 * PUT_TO_SLEEP: Put to sleep. Write 1 to trigger, self cleared.
530 */
531#define PWRCSR1 0x00d8
532#define PWRCSR1_SET_STATE FIELD32(0x00000001)
533#define PWRCSR1_BBP_DESIRE_STATE FIELD32(0x00000006)
534#define PWRCSR1_RF_DESIRE_STATE FIELD32(0x00000018)
535#define PWRCSR1_BBP_CURR_STATE FIELD32(0x00000060)
536#define PWRCSR1_RF_CURR_STATE FIELD32(0x00000180)
537#define PWRCSR1_PUT_TO_SLEEP FIELD32(0x00000200)
538
539/*
540 * TIMECSR: Timer control register.
541 * US_COUNT: 1 us timer count in units of clock cycles.
542 * US_64_COUNT: 64 us timer count in units of 1 us timer.
543 * BEACON_EXPECT: Beacon expect window.
544 */
545#define TIMECSR 0x00dc
546#define TIMECSR_US_COUNT FIELD32(0x000000ff)
547#define TIMECSR_US_64_COUNT FIELD32(0x0000ff00)
548#define TIMECSR_BEACON_EXPECT FIELD32(0x00070000)
549
550/*
551 * MACCSR0: MAC configuration register 0.
552 */
553#define MACCSR0 0x00e0
554
555/*
556 * MACCSR1: MAC configuration register 1.
557 * KICK_RX: Kick one-shot rx in one-shot rx mode.
558 * ONESHOT_RXMODE: Enable one-shot rx mode for debugging.
559 * BBPRX_RESET_MODE: Ralink bbp rx reset mode.
560 * AUTO_TXBBP: Auto tx logic access bbp control register.
561 * AUTO_RXBBP: Auto rx logic access bbp control register.
562 * LOOPBACK: Loopback mode. 0: normal, 1: internal, 2: external, 3:rsvd.
563 * INTERSIL_IF: Intersil if calibration pin.
564 */
565#define MACCSR1 0x00e4
566#define MACCSR1_KICK_RX FIELD32(0x00000001)
567#define MACCSR1_ONESHOT_RXMODE FIELD32(0x00000002)
568#define MACCSR1_BBPRX_RESET_MODE FIELD32(0x00000004)
569#define MACCSR1_AUTO_TXBBP FIELD32(0x00000008)
570#define MACCSR1_AUTO_RXBBP FIELD32(0x00000010)
571#define MACCSR1_LOOPBACK FIELD32(0x00000060)
572#define MACCSR1_INTERSIL_IF FIELD32(0x00000080)
573
574/*
575 * RALINKCSR: Ralink Rx auto-reset BBCR.
576 * AR_BBP_DATA#: Auto reset BBP register # data.
577 * AR_BBP_ID#: Auto reset BBP register # id.
578 */
579#define RALINKCSR 0x00e8
580#define RALINKCSR_AR_BBP_DATA0 FIELD32(0x000000ff)
581#define RALINKCSR_AR_BBP_ID0 FIELD32(0x0000ff00)
582#define RALINKCSR_AR_BBP_DATA1 FIELD32(0x00ff0000)
583#define RALINKCSR_AR_BBP_ID1 FIELD32(0xff000000)
584
585/*
586 * BCNCSR: Beacon interval control register.
587 * CHANGE: Write one to change beacon interval.
588 * DELTATIME: The delta time value.
589 * NUM_BEACON: Number of beacon according to mode.
590 * MODE: Please refer to asic specs.
591 * PLUS: Plus or minus delta time value.
592 */
593#define BCNCSR 0x00ec
594#define BCNCSR_CHANGE FIELD32(0x00000001)
595#define BCNCSR_DELTATIME FIELD32(0x0000001e)
596#define BCNCSR_NUM_BEACON FIELD32(0x00001fe0)
597#define BCNCSR_MODE FIELD32(0x00006000)
598#define BCNCSR_PLUS FIELD32(0x00008000)
599
600/*
601 * BBP / RF / IF Control Register.
602 */
603
604/*
605 * BBPCSR: BBP serial control register.
606 * VALUE: Register value to program into BBP.
607 * REGNUM: Selected BBP register.
608 * BUSY: 1: asic is busy execute BBP programming.
609 * WRITE_CONTROL: 1: write BBP, 0: read BBP.
610 */
611#define BBPCSR 0x00f0
612#define BBPCSR_VALUE FIELD32(0x000000ff)
613#define BBPCSR_REGNUM FIELD32(0x00007f00)
614#define BBPCSR_BUSY FIELD32(0x00008000)
615#define BBPCSR_WRITE_CONTROL FIELD32(0x00010000)
616
617/*
618 * RFCSR: RF serial control register.
619 * VALUE: Register value + id to program into rf/if.
620 * NUMBER_OF_BITS: Number of bits used in value (i:20, rfmd:22).
621 * IF_SELECT: Chip to program: 0: rf, 1: if.
622 * PLL_LD: Rf pll_ld status.
623 * BUSY: 1: asic is busy execute rf programming.
624 */
625#define RFCSR 0x00f4
626#define RFCSR_VALUE FIELD32(0x00ffffff)
627#define RFCSR_NUMBER_OF_BITS FIELD32(0x1f000000)
628#define RFCSR_IF_SELECT FIELD32(0x20000000)
629#define RFCSR_PLL_LD FIELD32(0x40000000)
630#define RFCSR_BUSY FIELD32(0x80000000)
631
632/*
633 * LEDCSR: LED control register.
634 * ON_PERIOD: On period, default 70ms.
635 * OFF_PERIOD: Off period, default 30ms.
636 * LINK: 0: linkoff, 1: linkup.
637 * ACTIVITY: 0: idle, 1: active.
638 */
639#define LEDCSR 0x00f8
640#define LEDCSR_ON_PERIOD FIELD32(0x000000ff)
641#define LEDCSR_OFF_PERIOD FIELD32(0x0000ff00)
642#define LEDCSR_LINK FIELD32(0x00010000)
643#define LEDCSR_ACTIVITY FIELD32(0x00020000)
644
645/*
646 * ASIC pointer information.
647 * RXPTR: Current RX ring address.
648 * TXPTR: Current Tx ring address.
649 * PRIPTR: Current Priority ring address.
650 * ATIMPTR: Current ATIM ring address.
651 */
652#define RXPTR 0x0100
653#define TXPTR 0x0104
654#define PRIPTR 0x0108
655#define ATIMPTR 0x010c
656
657/*
658 * GPIO and others.
659 */
660
661/*
662 * GPIOCSR: GPIO control register.
663 */
664#define GPIOCSR 0x0120
665#define GPIOCSR_BIT0 FIELD32(0x00000001)
666#define GPIOCSR_BIT1 FIELD32(0x00000002)
667#define GPIOCSR_BIT2 FIELD32(0x00000004)
668#define GPIOCSR_BIT3 FIELD32(0x00000008)
669#define GPIOCSR_BIT4 FIELD32(0x00000010)
670#define GPIOCSR_BIT5 FIELD32(0x00000020)
671#define GPIOCSR_BIT6 FIELD32(0x00000040)
672#define GPIOCSR_BIT7 FIELD32(0x00000080)
673
674/*
675 * BBPPCSR: BBP Pin control register.
676 */
677#define BBPPCSR 0x0124
678
679/*
680 * BCNCSR1: Tx BEACON offset time control register.
681 * PRELOAD: Beacon timer offset in units of usec.
682 */
683#define BCNCSR1 0x0130
684#define BCNCSR1_PRELOAD FIELD32(0x0000ffff)
685
686/*
687 * MACCSR2: TX_PE to RX_PE turn-around time control register
688 * DELAY: RX_PE low width, in units of pci clock cycle.
689 */
690#define MACCSR2 0x0134
691#define MACCSR2_DELAY FIELD32(0x000000ff)
692
693/*
694 * ARCSR2: 1 Mbps ACK/CTS PLCP.
695 */
696#define ARCSR2 0x013c
697#define ARCSR2_SIGNAL FIELD32(0x000000ff)
698#define ARCSR2_SERVICE FIELD32(0x0000ff00)
699#define ARCSR2_LENGTH_LOW FIELD32(0x00ff0000)
700#define ARCSR2_LENGTH FIELD32(0xffff0000)
701
702/*
703 * ARCSR3: 2 Mbps ACK/CTS PLCP.
704 */
705#define ARCSR3 0x0140
706#define ARCSR3_SIGNAL FIELD32(0x000000ff)
707#define ARCSR3_SERVICE FIELD32(0x0000ff00)
708#define ARCSR3_LENGTH FIELD32(0xffff0000)
709
710/*
711 * ARCSR4: 5.5 Mbps ACK/CTS PLCP.
712 */
713#define ARCSR4 0x0144
714#define ARCSR4_SIGNAL FIELD32(0x000000ff)
715#define ARCSR4_SERVICE FIELD32(0x0000ff00)
716#define ARCSR4_LENGTH FIELD32(0xffff0000)
717
718/*
719 * ARCSR5: 11 Mbps ACK/CTS PLCP.
720 */
721#define ARCSR5 0x0148
722#define ARCSR5_SIGNAL FIELD32(0x000000ff)
723#define ARCSR5_SERVICE FIELD32(0x0000ff00)
724#define ARCSR5_LENGTH FIELD32(0xffff0000)
725
726/*
727 * BBP registers.
728 * The wordsize of the BBP is 8 bits.
729 */
730
731/*
732 * R1: TX antenna control
733 */
734#define BBP_R1_TX_ANTENNA FIELD8(0x03)
735
736/*
737 * R4: RX antenna control
738 */
739#define BBP_R4_RX_ANTENNA FIELD8(0x06)
740
741/*
742 * RF registers
743 */
744
745/*
746 * RF 1
747 */
748#define RF1_TUNER FIELD32(0x00020000)
749
750/*
751 * RF 3
752 */
753#define RF3_TUNER FIELD32(0x00000100)
754#define RF3_TXPOWER FIELD32(0x00003e00)
755
756/*
757 * EEPROM content.
758 * The wordsize of the EEPROM is 16 bits.
759 */
760
761/*
762 * HW MAC address.
763 */
764#define EEPROM_MAC_ADDR_0 0x0002
765#define EEPROM_MAC_ADDR_BYTE0 FIELD16(0x00ff)
766#define EEPROM_MAC_ADDR_BYTE1 FIELD16(0xff00)
767#define EEPROM_MAC_ADDR1 0x0003
768#define EEPROM_MAC_ADDR_BYTE2 FIELD16(0x00ff)
769#define EEPROM_MAC_ADDR_BYTE3 FIELD16(0xff00)
770#define EEPROM_MAC_ADDR_2 0x0004
771#define EEPROM_MAC_ADDR_BYTE4 FIELD16(0x00ff)
772#define EEPROM_MAC_ADDR_BYTE5 FIELD16(0xff00)
773
774/*
775 * EEPROM antenna.
776 * ANTENNA_NUM: Number of antenna's.
777 * TX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B.
778 * RX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B.
779 * RF_TYPE: Rf_type of this adapter.
780 * LED_MODE: 0: default, 1: TX/RX activity,2: Single (ignore link), 3: rsvd.
781 * RX_AGCVGC: 0: disable, 1:enable BBP R13 tuning.
782 * HARDWARE_RADIO: 1: Hardware controlled radio. Read GPIO0.
783 */
784#define EEPROM_ANTENNA 0x0b
785#define EEPROM_ANTENNA_NUM FIELD16(0x0003)
786#define EEPROM_ANTENNA_TX_DEFAULT FIELD16(0x000c)
787#define EEPROM_ANTENNA_RX_DEFAULT FIELD16(0x0030)
788#define EEPROM_ANTENNA_RF_TYPE FIELD16(0x0040)
789#define EEPROM_ANTENNA_LED_MODE FIELD16(0x0180)
790#define EEPROM_ANTENNA_RX_AGCVGC_TUNING FIELD16(0x0200)
791#define EEPROM_ANTENNA_HARDWARE_RADIO FIELD16(0x0400)
792
793/*
794 * EEPROM BBP.
795 */
796#define EEPROM_BBP_START 0x0c
797#define EEPROM_BBP_SIZE 7
798#define EEPROM_BBP_VALUE FIELD16(0x00ff)
799#define EEPROM_BBP_REG_ID FIELD16(0xff00)
800
801/*
802 * EEPROM TXPOWER
803 */
804#define EEPROM_TXPOWER_START 0x13
805#define EEPROM_TXPOWER_SIZE 7
806#define EEPROM_TXPOWER_1 FIELD16(0x00ff)
807#define EEPROM_TXPOWER_2 FIELD16(0xff00)
808
809/*
810 * DMA descriptor defines.
811 */
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812#define TXD_DESC_SIZE ( 8 * sizeof(__le32) )
813#define RXD_DESC_SIZE ( 8 * sizeof(__le32) )
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814
815/*
816 * TX descriptor format for TX, PRIO, ATIM and Beacon Ring.
817 */
818
819/*
820 * Word0
821 */
822#define TXD_W0_OWNER_NIC FIELD32(0x00000001)
823#define TXD_W0_VALID FIELD32(0x00000002)
824#define TXD_W0_RESULT FIELD32(0x0000001c)
825#define TXD_W0_RETRY_COUNT FIELD32(0x000000e0)
826#define TXD_W0_MORE_FRAG FIELD32(0x00000100)
827#define TXD_W0_ACK FIELD32(0x00000200)
828#define TXD_W0_TIMESTAMP FIELD32(0x00000400)
829#define TXD_W0_RTS FIELD32(0x00000800)
830#define TXD_W0_IFS FIELD32(0x00006000)
831#define TXD_W0_RETRY_MODE FIELD32(0x00008000)
832#define TXD_W0_AGC FIELD32(0x00ff0000)
833#define TXD_W0_R2 FIELD32(0xff000000)
834
835/*
836 * Word1
837 */
838#define TXD_W1_BUFFER_ADDRESS FIELD32(0xffffffff)
839
840/*
841 * Word2
842 */
843#define TXD_W2_BUFFER_LENGTH FIELD32(0x0000ffff)
844#define TXD_W2_DATABYTE_COUNT FIELD32(0xffff0000)
845
846/*
847 * Word3 & 4: PLCP information
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848 * The PLCP values should be treated as if they were BBP values.
849 */
850#define TXD_W3_PLCP_SIGNAL FIELD32(0x000000ff)
851#define TXD_W3_PLCP_SIGNAL_REGNUM FIELD32(0x00007f00)
852#define TXD_W3_PLCP_SIGNAL_BUSY FIELD32(0x00008000)
853#define TXD_W3_PLCP_SERVICE FIELD32(0x00ff0000)
854#define TXD_W3_PLCP_SERVICE_REGNUM FIELD32(0x7f000000)
855#define TXD_W3_PLCP_SERVICE_BUSY FIELD32(0x80000000)
856
857#define TXD_W4_PLCP_LENGTH_LOW FIELD32(0x000000ff)
858#define TXD_W3_PLCP_LENGTH_LOW_REGNUM FIELD32(0x00007f00)
859#define TXD_W3_PLCP_LENGTH_LOW_BUSY FIELD32(0x00008000)
860#define TXD_W4_PLCP_LENGTH_HIGH FIELD32(0x00ff0000)
861#define TXD_W3_PLCP_LENGTH_HIGH_REGNUM FIELD32(0x7f000000)
862#define TXD_W3_PLCP_LENGTH_HIGH_BUSY FIELD32(0x80000000)
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863
864/*
865 * Word5
866 */
867#define TXD_W5_BBCR4 FIELD32(0x0000ffff)
868#define TXD_W5_AGC_REG FIELD32(0x007f0000)
869#define TXD_W5_AGC_REG_VALID FIELD32(0x00800000)
870#define TXD_W5_XXX_REG FIELD32(0x7f000000)
871#define TXD_W5_XXX_REG_VALID FIELD32(0x80000000)
872
873/*
874 * Word6
875 */
876#define TXD_W6_SK_BUFF FIELD32(0xffffffff)
877
878/*
879 * Word7
880 */
881#define TXD_W7_RESERVED FIELD32(0xffffffff)
882
883/*
884 * RX descriptor format for RX Ring.
885 */
886
887/*
888 * Word0
889 */
890#define RXD_W0_OWNER_NIC FIELD32(0x00000001)
891#define RXD_W0_UNICAST_TO_ME FIELD32(0x00000002)
892#define RXD_W0_MULTICAST FIELD32(0x00000004)
893#define RXD_W0_BROADCAST FIELD32(0x00000008)
894#define RXD_W0_MY_BSS FIELD32(0x00000010)
895#define RXD_W0_CRC_ERROR FIELD32(0x00000020)
896#define RXD_W0_PHYSICAL_ERROR FIELD32(0x00000080)
897#define RXD_W0_DATABYTE_COUNT FIELD32(0xffff0000)
898
899/*
900 * Word1
901 */
902#define RXD_W1_BUFFER_ADDRESS FIELD32(0xffffffff)
903
904/*
905 * Word2
906 */
907#define RXD_W2_BUFFER_LENGTH FIELD32(0x0000ffff)
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908#define RXD_W2_BBR0 FIELD32(0x00ff0000)
909#define RXD_W2_SIGNAL FIELD32(0xff000000)
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910
911/*
912 * Word3
913 */
89993890 914#define RXD_W3_RSSI FIELD32(0x000000ff)
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915#define RXD_W3_BBR3 FIELD32(0x0000ff00)
916#define RXD_W3_BBR4 FIELD32(0x00ff0000)
917#define RXD_W3_BBR5 FIELD32(0xff000000)
918
919/*
920 * Word4
921 */
922#define RXD_W4_RX_END_TIME FIELD32(0xffffffff)
923
924/*
925 * Word5 & 6 & 7: Reserved
926 */
927#define RXD_W5_RESERVED FIELD32(0xffffffff)
928#define RXD_W6_RESERVED FIELD32(0xffffffff)
929#define RXD_W7_RESERVED FIELD32(0xffffffff)
930
931/*
49513481 932 * Macros for converting txpower from EEPROM to mac80211 value
de99ff82 933 * and from mac80211 value to register value.
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934 * NOTE: Logics in rt2400pci for txpower are reversed
935 * compared to the other rt2x00 drivers. A higher txpower
936 * value means that the txpower must be lowered. This is
937 * important when converting the value coming from the
de99ff82 938 * mac80211 stack to the rt2400 acceptable value.
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939 */
940#define MIN_TXPOWER 31
941#define MAX_TXPOWER 62
942#define DEFAULT_TXPOWER 39
943
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944#define __CLAMP_TX(__txpower) \
945 clamp_t(char, (__txpower), MIN_TXPOWER, MAX_TXPOWER)
946
947#define TXPOWER_FROM_DEV(__txpower) \
948 ((__CLAMP_TX(__txpower) - MAX_TXPOWER) + MIN_TXPOWER)
949
950#define TXPOWER_TO_DEV(__txpower) \
951 MAX_TXPOWER - (__CLAMP_TX(__txpower) - MIN_TXPOWER)
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952
953#endif /* RT2400PCI_H */