tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 Copyright (C) 2004 - 2007 rt2x00 SourceForge Project
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.
38 * Defaul offset is required for RSSI <-> dBm conversion.
39 */
40#define MAX_SIGNAL 100
41#define MAX_RX_SSI -1
42#define DEFAULT_RSSI_OFFSET 100
43
44/*
45 * Register layout information.
46 */
47#define CSR_REG_BASE 0x0000
48#define CSR_REG_SIZE 0x014c
49#define EEPROM_BASE 0x0000
50#define EEPROM_SIZE 0x0100
51#define BBP_SIZE 0x0020
52#define RF_SIZE 0x0010
53
54/*
55 * Control/Status Registers(CSR).
56 * Some values are set in TU, whereas 1 TU == 1024 us.
57 */
58
59/*
60 * CSR0: ASIC revision number.
61 */
62#define CSR0 0x0000
63
64/*
65 * CSR1: System control register.
66 * SOFT_RESET: Software reset, 1: reset, 0: normal.
67 * BBP_RESET: Hardware reset, 1: reset, 0, release.
68 * HOST_READY: Host ready after initialization.
69 */
70#define CSR1 0x0004
71#define CSR1_SOFT_RESET FIELD32(0x00000001)
72#define CSR1_BBP_RESET FIELD32(0x00000002)
73#define CSR1_HOST_READY FIELD32(0x00000004)
74
75/*
76 * CSR2: System admin status register (invalid).
77 */
78#define CSR2 0x0008
79
80/*
81 * CSR3: STA MAC address register 0.
82 */
83#define CSR3 0x000c
84#define CSR3_BYTE0 FIELD32(0x000000ff)
85#define CSR3_BYTE1 FIELD32(0x0000ff00)
86#define CSR3_BYTE2 FIELD32(0x00ff0000)
87#define CSR3_BYTE3 FIELD32(0xff000000)
88
89/*
90 * CSR4: STA MAC address register 1.
91 */
92#define CSR4 0x0010
93#define CSR4_BYTE4 FIELD32(0x000000ff)
94#define CSR4_BYTE5 FIELD32(0x0000ff00)
95
96/*
97 * CSR5: BSSID register 0.
98 */
99#define CSR5 0x0014
100#define CSR5_BYTE0 FIELD32(0x000000ff)
101#define CSR5_BYTE1 FIELD32(0x0000ff00)
102#define CSR5_BYTE2 FIELD32(0x00ff0000)
103#define CSR5_BYTE3 FIELD32(0xff000000)
104
105/*
106 * CSR6: BSSID register 1.
107 */
108#define CSR6 0x0018
109#define CSR6_BYTE4 FIELD32(0x000000ff)
110#define CSR6_BYTE5 FIELD32(0x0000ff00)
111
112/*
113 * CSR7: Interrupt source register.
114 * Write 1 to clear interrupt.
115 * TBCN_EXPIRE: Beacon timer expired interrupt.
116 * TWAKE_EXPIRE: Wakeup timer expired interrupt.
117 * TATIMW_EXPIRE: Timer of atim window expired interrupt.
118 * TXDONE_TXRING: Tx ring transmit done interrupt.
119 * TXDONE_ATIMRING: Atim ring transmit done interrupt.
120 * TXDONE_PRIORING: Priority ring transmit done interrupt.
121 * RXDONE: Receive done interrupt.
122 */
123#define CSR7 0x001c
124#define CSR7_TBCN_EXPIRE FIELD32(0x00000001)
125#define CSR7_TWAKE_EXPIRE FIELD32(0x00000002)
126#define CSR7_TATIMW_EXPIRE FIELD32(0x00000004)
127#define CSR7_TXDONE_TXRING FIELD32(0x00000008)
128#define CSR7_TXDONE_ATIMRING FIELD32(0x00000010)
129#define CSR7_TXDONE_PRIORING FIELD32(0x00000020)
130#define CSR7_RXDONE FIELD32(0x00000040)
131
132/*
133 * CSR8: Interrupt mask register.
134 * Write 1 to mask interrupt.
135 * TBCN_EXPIRE: Beacon timer expired interrupt.
136 * TWAKE_EXPIRE: Wakeup timer expired interrupt.
137 * TATIMW_EXPIRE: Timer of atim window expired interrupt.
138 * TXDONE_TXRING: Tx ring transmit done interrupt.
139 * TXDONE_ATIMRING: Atim ring transmit done interrupt.
140 * TXDONE_PRIORING: Priority ring transmit done interrupt.
141 * RXDONE: Receive done interrupt.
142 */
143#define CSR8 0x0020
144#define CSR8_TBCN_EXPIRE FIELD32(0x00000001)
145#define CSR8_TWAKE_EXPIRE FIELD32(0x00000002)
146#define CSR8_TATIMW_EXPIRE FIELD32(0x00000004)
147#define CSR8_TXDONE_TXRING FIELD32(0x00000008)
148#define CSR8_TXDONE_ATIMRING FIELD32(0x00000010)
149#define CSR8_TXDONE_PRIORING FIELD32(0x00000020)
150#define CSR8_RXDONE FIELD32(0x00000040)
151
152/*
153 * CSR9: Maximum frame length register.
154 * MAX_FRAME_UNIT: Maximum frame length in 128b unit, default: 12.
155 */
156#define CSR9 0x0024
157#define CSR9_MAX_FRAME_UNIT FIELD32(0x00000f80)
158
159/*
160 * CSR11: Back-off control register.
161 * CWMIN: CWmin. Default cwmin is 31 (2^5 - 1).
162 * CWMAX: CWmax. Default cwmax is 1023 (2^10 - 1).
163 * SLOT_TIME: Slot time, default is 20us for 802.11b.
164 * LONG_RETRY: Long retry count.
165 * SHORT_RETRY: Short retry count.
166 */
167#define CSR11 0x002c
168#define CSR11_CWMIN FIELD32(0x0000000f)
169#define CSR11_CWMAX FIELD32(0x000000f0)
170#define CSR11_SLOT_TIME FIELD32(0x00001f00)
171#define CSR11_LONG_RETRY FIELD32(0x00ff0000)
172#define CSR11_SHORT_RETRY FIELD32(0xff000000)
173
174/*
175 * CSR12: Synchronization configuration register 0.
176 * All units in 1/16 TU.
177 * BEACON_INTERVAL: Beacon interval, default is 100 TU.
178 * CFPMAX_DURATION: Cfp maximum duration, default is 100 TU.
179 */
180#define CSR12 0x0030
181#define CSR12_BEACON_INTERVAL FIELD32(0x0000ffff)
182#define CSR12_CFP_MAX_DURATION FIELD32(0xffff0000)
183
184/*
185 * CSR13: Synchronization configuration register 1.
186 * All units in 1/16 TU.
187 * ATIMW_DURATION: Atim window duration.
188 * CFP_PERIOD: Cfp period, default is 0 TU.
189 */
190#define CSR13 0x0034
191#define CSR13_ATIMW_DURATION FIELD32(0x0000ffff)
192#define CSR13_CFP_PERIOD FIELD32(0x00ff0000)
193
194/*
195 * CSR14: Synchronization control register.
196 * TSF_COUNT: Enable tsf auto counting.
197 * TSF_SYNC: Tsf sync, 0: disable, 1: infra, 2: ad-hoc/master mode.
198 * TBCN: Enable tbcn with reload value.
199 * TCFP: Enable tcfp & cfp / cp switching.
200 * TATIMW: Enable tatimw & atim window switching.
201 * BEACON_GEN: Enable beacon generator.
202 * CFP_COUNT_PRELOAD: Cfp count preload value.
203 * TBCM_PRELOAD: Tbcn preload value in units of 64us.
204 */
205#define CSR14 0x0038
206#define CSR14_TSF_COUNT FIELD32(0x00000001)
207#define CSR14_TSF_SYNC FIELD32(0x00000006)
208#define CSR14_TBCN FIELD32(0x00000008)
209#define CSR14_TCFP FIELD32(0x00000010)
210#define CSR14_TATIMW FIELD32(0x00000020)
211#define CSR14_BEACON_GEN FIELD32(0x00000040)
212#define CSR14_CFP_COUNT_PRELOAD FIELD32(0x0000ff00)
213#define CSR14_TBCM_PRELOAD FIELD32(0xffff0000)
214
215/*
216 * CSR15: Synchronization status register.
217 * CFP: ASIC is in contention-free period.
218 * ATIMW: ASIC is in ATIM window.
219 * BEACON_SENT: Beacon is send.
220 */
221#define CSR15 0x003c
222#define CSR15_CFP FIELD32(0x00000001)
223#define CSR15_ATIMW FIELD32(0x00000002)
224#define CSR15_BEACON_SENT FIELD32(0x00000004)
225
226/*
227 * CSR16: TSF timer register 0.
228 */
229#define CSR16 0x0040
230#define CSR16_LOW_TSFTIMER FIELD32(0xffffffff)
231
232/*
233 * CSR17: TSF timer register 1.
234 */
235#define CSR17 0x0044
236#define CSR17_HIGH_TSFTIMER FIELD32(0xffffffff)
237
238/*
239 * CSR18: IFS timer register 0.
240 * SIFS: Sifs, default is 10 us.
241 * PIFS: Pifs, default is 30 us.
242 */
243#define CSR18 0x0048
244#define CSR18_SIFS FIELD32(0x0000ffff)
245#define CSR18_PIFS FIELD32(0xffff0000)
246
247/*
248 * CSR19: IFS timer register 1.
249 * DIFS: Difs, default is 50 us.
250 * EIFS: Eifs, default is 364 us.
251 */
252#define CSR19 0x004c
253#define CSR19_DIFS FIELD32(0x0000ffff)
254#define CSR19_EIFS FIELD32(0xffff0000)
255
256/*
257 * CSR20: Wakeup timer register.
258 * DELAY_AFTER_TBCN: Delay after tbcn expired in units of 1/16 TU.
259 * TBCN_BEFORE_WAKEUP: Number of beacon before wakeup.
260 * AUTOWAKE: Enable auto wakeup / sleep mechanism.
261 */
262#define CSR20 0x0050
263#define CSR20_DELAY_AFTER_TBCN FIELD32(0x0000ffff)
264#define CSR20_TBCN_BEFORE_WAKEUP FIELD32(0x00ff0000)
265#define CSR20_AUTOWAKE FIELD32(0x01000000)
266
267/*
268 * CSR21: EEPROM control register.
269 * RELOAD: Write 1 to reload eeprom content.
270 * TYPE_93C46: 1: 93c46, 0:93c66.
271 */
272#define CSR21 0x0054
273#define CSR21_RELOAD FIELD32(0x00000001)
274#define CSR21_EEPROM_DATA_CLOCK FIELD32(0x00000002)
275#define CSR21_EEPROM_CHIP_SELECT FIELD32(0x00000004)
276#define CSR21_EEPROM_DATA_IN FIELD32(0x00000008)
277#define CSR21_EEPROM_DATA_OUT FIELD32(0x00000010)
278#define CSR21_TYPE_93C46 FIELD32(0x00000020)
279
280/*
281 * CSR22: CFP control register.
282 * CFP_DURATION_REMAIN: Cfp duration remain, in units of TU.
283 * RELOAD_CFP_DURATION: Write 1 to reload cfp duration remain.
284 */
285#define CSR22 0x0058
286#define CSR22_CFP_DURATION_REMAIN FIELD32(0x0000ffff)
287#define CSR22_RELOAD_CFP_DURATION FIELD32(0x00010000)
288
289/*
290 * Transmit related CSRs.
291 * Some values are set in TU, whereas 1 TU == 1024 us.
292 */
293
294/*
295 * TXCSR0: TX Control Register.
296 * KICK_TX: Kick tx ring.
297 * KICK_ATIM: Kick atim ring.
298 * KICK_PRIO: Kick priority ring.
299 * ABORT: Abort all transmit related ring operation.
300 */
301#define TXCSR0 0x0060
302#define TXCSR0_KICK_TX FIELD32(0x00000001)
303#define TXCSR0_KICK_ATIM FIELD32(0x00000002)
304#define TXCSR0_KICK_PRIO FIELD32(0x00000004)
305#define TXCSR0_ABORT FIELD32(0x00000008)
306
307/*
308 * TXCSR1: TX Configuration Register.
309 * ACK_TIMEOUT: Ack timeout, default = sifs + 2*slottime + acktime @ 1mbps.
310 * ACK_CONSUME_TIME: Ack consume time, default = sifs + acktime @ 1mbps.
311 * TSF_OFFSET: Insert tsf offset.
312 * AUTORESPONDER: Enable auto responder which include ack & cts.
313 */
314#define TXCSR1 0x0064
315#define TXCSR1_ACK_TIMEOUT FIELD32(0x000001ff)
316#define TXCSR1_ACK_CONSUME_TIME FIELD32(0x0003fe00)
317#define TXCSR1_TSF_OFFSET FIELD32(0x00fc0000)
318#define TXCSR1_AUTORESPONDER FIELD32(0x01000000)
319
320/*
321 * TXCSR2: Tx descriptor configuration register.
322 * TXD_SIZE: Tx descriptor size, default is 48.
323 * NUM_TXD: Number of tx entries in ring.
324 * NUM_ATIM: Number of atim entries in ring.
325 * NUM_PRIO: Number of priority entries in ring.
326 */
327#define TXCSR2 0x0068
328#define TXCSR2_TXD_SIZE FIELD32(0x000000ff)
329#define TXCSR2_NUM_TXD FIELD32(0x0000ff00)
330#define TXCSR2_NUM_ATIM FIELD32(0x00ff0000)
331#define TXCSR2_NUM_PRIO FIELD32(0xff000000)
332
333/*
334 * TXCSR3: TX Ring Base address register.
335 */
336#define TXCSR3 0x006c
337#define TXCSR3_TX_RING_REGISTER FIELD32(0xffffffff)
338
339/*
340 * TXCSR4: TX Atim Ring Base address register.
341 */
342#define TXCSR4 0x0070
343#define TXCSR4_ATIM_RING_REGISTER FIELD32(0xffffffff)
344
345/*
346 * TXCSR5: TX Prio Ring Base address register.
347 */
348#define TXCSR5 0x0074
349#define TXCSR5_PRIO_RING_REGISTER FIELD32(0xffffffff)
350
351/*
352 * TXCSR6: Beacon Base address register.
353 */
354#define TXCSR6 0x0078
355#define TXCSR6_BEACON_RING_REGISTER FIELD32(0xffffffff)
356
357/*
358 * TXCSR7: Auto responder control register.
359 * AR_POWERMANAGEMENT: Auto responder power management bit.
360 */
361#define TXCSR7 0x007c
362#define TXCSR7_AR_POWERMANAGEMENT FIELD32(0x00000001)
363
364/*
365 * Receive related CSRs.
366 * Some values are set in TU, whereas 1 TU == 1024 us.
367 */
368
369/*
370 * RXCSR0: RX Control Register.
371 * DISABLE_RX: Disable rx engine.
372 * DROP_CRC: Drop crc error.
373 * DROP_PHYSICAL: Drop physical error.
374 * DROP_CONTROL: Drop control frame.
375 * DROP_NOT_TO_ME: Drop not to me unicast frame.
376 * DROP_TODS: Drop frame tods bit is true.
377 * DROP_VERSION_ERROR: Drop version error frame.
378 * PASS_CRC: Pass all packets with crc attached.
379 */
380#define RXCSR0 0x0080
381#define RXCSR0_DISABLE_RX FIELD32(0x00000001)
382#define RXCSR0_DROP_CRC FIELD32(0x00000002)
383#define RXCSR0_DROP_PHYSICAL FIELD32(0x00000004)
384#define RXCSR0_DROP_CONTROL FIELD32(0x00000008)
385#define RXCSR0_DROP_NOT_TO_ME FIELD32(0x00000010)
386#define RXCSR0_DROP_TODS FIELD32(0x00000020)
387#define RXCSR0_DROP_VERSION_ERROR FIELD32(0x00000040)
388#define RXCSR0_PASS_CRC FIELD32(0x00000080)
389
390/*
391 * RXCSR1: RX descriptor configuration register.
392 * RXD_SIZE: Rx descriptor size, default is 32b.
393 * NUM_RXD: Number of rx entries in ring.
394 */
395#define RXCSR1 0x0084
396#define RXCSR1_RXD_SIZE FIELD32(0x000000ff)
397#define RXCSR1_NUM_RXD FIELD32(0x0000ff00)
398
399/*
400 * RXCSR2: RX Ring base address register.
401 */
402#define RXCSR2 0x0088
403#define RXCSR2_RX_RING_REGISTER FIELD32(0xffffffff)
404
405/*
406 * RXCSR3: BBP ID register for Rx operation.
407 * BBP_ID#: BBP register # id.
408 * BBP_ID#_VALID: BBP register # id is valid or not.
409 */
410#define RXCSR3 0x0090
411#define RXCSR3_BBP_ID0 FIELD32(0x0000007f)
412#define RXCSR3_BBP_ID0_VALID FIELD32(0x00000080)
413#define RXCSR3_BBP_ID1 FIELD32(0x00007f00)
414#define RXCSR3_BBP_ID1_VALID FIELD32(0x00008000)
415#define RXCSR3_BBP_ID2 FIELD32(0x007f0000)
416#define RXCSR3_BBP_ID2_VALID FIELD32(0x00800000)
417#define RXCSR3_BBP_ID3 FIELD32(0x7f000000)
418#define RXCSR3_BBP_ID3_VALID FIELD32(0x80000000)
419
420/*
421 * RXCSR4: BBP ID register for Rx operation.
422 * BBP_ID#: BBP register # id.
423 * BBP_ID#_VALID: BBP register # id is valid or not.
424 */
425#define RXCSR4 0x0094
426#define RXCSR4_BBP_ID4 FIELD32(0x0000007f)
427#define RXCSR4_BBP_ID4_VALID FIELD32(0x00000080)
428#define RXCSR4_BBP_ID5 FIELD32(0x00007f00)
429#define RXCSR4_BBP_ID5_VALID FIELD32(0x00008000)
430
431/*
432 * ARCSR0: Auto Responder PLCP config register 0.
433 * ARCSR0_AR_BBP_DATA#: Auto responder BBP register # data.
434 * ARCSR0_AR_BBP_ID#: Auto responder BBP register # Id.
435 */
436#define ARCSR0 0x0098
437#define ARCSR0_AR_BBP_DATA0 FIELD32(0x000000ff)
438#define ARCSR0_AR_BBP_ID0 FIELD32(0x0000ff00)
439#define ARCSR0_AR_BBP_DATA1 FIELD32(0x00ff0000)
440#define ARCSR0_AR_BBP_ID1 FIELD32(0xff000000)
441
442/*
443 * ARCSR1: Auto Responder PLCP config register 1.
444 * ARCSR0_AR_BBP_DATA#: Auto responder BBP register # data.
445 * ARCSR0_AR_BBP_ID#: Auto responder BBP register # Id.
446 */
447#define ARCSR1 0x009c
448#define ARCSR1_AR_BBP_DATA2 FIELD32(0x000000ff)
449#define ARCSR1_AR_BBP_ID2 FIELD32(0x0000ff00)
450#define ARCSR1_AR_BBP_DATA3 FIELD32(0x00ff0000)
451#define ARCSR1_AR_BBP_ID3 FIELD32(0xff000000)
452
453/*
454 * Miscellaneous Registers.
455 * Some values are set in TU, whereas 1 TU == 1024 us.
456 */
457
458/*
459 * PCICSR: PCI control register.
460 * BIG_ENDIAN: 1: big endian, 0: little endian.
461 * RX_TRESHOLD: Rx threshold in dw to start pci access
462 * 0: 16dw (default), 1: 8dw, 2: 4dw, 3: 32dw.
463 * TX_TRESHOLD: Tx threshold in dw to start pci access
464 * 0: 0dw (default), 1: 1dw, 2: 4dw, 3: forward.
465 * BURST_LENTH: Pci burst length 0: 4dw (default, 1: 8dw, 2: 16dw, 3:32dw.
466 * ENABLE_CLK: Enable clk_run, pci clock can't going down to non-operational.
467 */
468#define PCICSR 0x008c
469#define PCICSR_BIG_ENDIAN FIELD32(0x00000001)
470#define PCICSR_RX_TRESHOLD FIELD32(0x00000006)
471#define PCICSR_TX_TRESHOLD FIELD32(0x00000018)
472#define PCICSR_BURST_LENTH FIELD32(0x00000060)
473#define PCICSR_ENABLE_CLK FIELD32(0x00000080)
474
475/*
476 * CNT0: FCS error count.
477 * FCS_ERROR: FCS error count, cleared when read.
478 */
479#define CNT0 0x00a0
480#define CNT0_FCS_ERROR FIELD32(0x0000ffff)
481
482/*
483 * Statistic Register.
484 * CNT1: PLCP error count.
485 * CNT2: Long error count.
486 * CNT3: CCA false alarm count.
487 * CNT4: Rx FIFO overflow count.
488 * CNT5: Tx FIFO underrun count.
489 */
490#define TIMECSR2 0x00a8
491#define CNT1 0x00ac
492#define CNT2 0x00b0
493#define TIMECSR3 0x00b4
494#define CNT3 0x00b8
495#define CNT4 0x00bc
496#define CNT5 0x00c0
497
498/*
499 * Baseband Control Register.
500 */
501
502/*
503 * PWRCSR0: Power mode configuration register.
504 */
505#define PWRCSR0 0x00c4
506
507/*
508 * Power state transition time registers.
509 */
510#define PSCSR0 0x00c8
511#define PSCSR1 0x00cc
512#define PSCSR2 0x00d0
513#define PSCSR3 0x00d4
514
515/*
516 * PWRCSR1: Manual power control / status register.
517 * Allowed state: 0 deep_sleep, 1: sleep, 2: standby, 3: awake.
518 * SET_STATE: Set state. Write 1 to trigger, self cleared.
519 * BBP_DESIRE_STATE: BBP desired state.
520 * RF_DESIRE_STATE: RF desired state.
521 * BBP_CURR_STATE: BBP current state.
522 * RF_CURR_STATE: RF current state.
523 * PUT_TO_SLEEP: Put to sleep. Write 1 to trigger, self cleared.
524 */
525#define PWRCSR1 0x00d8
526#define PWRCSR1_SET_STATE FIELD32(0x00000001)
527#define PWRCSR1_BBP_DESIRE_STATE FIELD32(0x00000006)
528#define PWRCSR1_RF_DESIRE_STATE FIELD32(0x00000018)
529#define PWRCSR1_BBP_CURR_STATE FIELD32(0x00000060)
530#define PWRCSR1_RF_CURR_STATE FIELD32(0x00000180)
531#define PWRCSR1_PUT_TO_SLEEP FIELD32(0x00000200)
532
533/*
534 * TIMECSR: Timer control register.
535 * US_COUNT: 1 us timer count in units of clock cycles.
536 * US_64_COUNT: 64 us timer count in units of 1 us timer.
537 * BEACON_EXPECT: Beacon expect window.
538 */
539#define TIMECSR 0x00dc
540#define TIMECSR_US_COUNT FIELD32(0x000000ff)
541#define TIMECSR_US_64_COUNT FIELD32(0x0000ff00)
542#define TIMECSR_BEACON_EXPECT FIELD32(0x00070000)
543
544/*
545 * MACCSR0: MAC configuration register 0.
546 */
547#define MACCSR0 0x00e0
548
549/*
550 * MACCSR1: MAC configuration register 1.
551 * KICK_RX: Kick one-shot rx in one-shot rx mode.
552 * ONESHOT_RXMODE: Enable one-shot rx mode for debugging.
553 * BBPRX_RESET_MODE: Ralink bbp rx reset mode.
554 * AUTO_TXBBP: Auto tx logic access bbp control register.
555 * AUTO_RXBBP: Auto rx logic access bbp control register.
556 * LOOPBACK: Loopback mode. 0: normal, 1: internal, 2: external, 3:rsvd.
557 * INTERSIL_IF: Intersil if calibration pin.
558 */
559#define MACCSR1 0x00e4
560#define MACCSR1_KICK_RX FIELD32(0x00000001)
561#define MACCSR1_ONESHOT_RXMODE FIELD32(0x00000002)
562#define MACCSR1_BBPRX_RESET_MODE FIELD32(0x00000004)
563#define MACCSR1_AUTO_TXBBP FIELD32(0x00000008)
564#define MACCSR1_AUTO_RXBBP FIELD32(0x00000010)
565#define MACCSR1_LOOPBACK FIELD32(0x00000060)
566#define MACCSR1_INTERSIL_IF FIELD32(0x00000080)
567
568/*
569 * RALINKCSR: Ralink Rx auto-reset BBCR.
570 * AR_BBP_DATA#: Auto reset BBP register # data.
571 * AR_BBP_ID#: Auto reset BBP register # id.
572 */
573#define RALINKCSR 0x00e8
574#define RALINKCSR_AR_BBP_DATA0 FIELD32(0x000000ff)
575#define RALINKCSR_AR_BBP_ID0 FIELD32(0x0000ff00)
576#define RALINKCSR_AR_BBP_DATA1 FIELD32(0x00ff0000)
577#define RALINKCSR_AR_BBP_ID1 FIELD32(0xff000000)
578
579/*
580 * BCNCSR: Beacon interval control register.
581 * CHANGE: Write one to change beacon interval.
582 * DELTATIME: The delta time value.
583 * NUM_BEACON: Number of beacon according to mode.
584 * MODE: Please refer to asic specs.
585 * PLUS: Plus or minus delta time value.
586 */
587#define BCNCSR 0x00ec
588#define BCNCSR_CHANGE FIELD32(0x00000001)
589#define BCNCSR_DELTATIME FIELD32(0x0000001e)
590#define BCNCSR_NUM_BEACON FIELD32(0x00001fe0)
591#define BCNCSR_MODE FIELD32(0x00006000)
592#define BCNCSR_PLUS FIELD32(0x00008000)
593
594/*
595 * BBP / RF / IF Control Register.
596 */
597
598/*
599 * BBPCSR: BBP serial control register.
600 * VALUE: Register value to program into BBP.
601 * REGNUM: Selected BBP register.
602 * BUSY: 1: asic is busy execute BBP programming.
603 * WRITE_CONTROL: 1: write BBP, 0: read BBP.
604 */
605#define BBPCSR 0x00f0
606#define BBPCSR_VALUE FIELD32(0x000000ff)
607#define BBPCSR_REGNUM FIELD32(0x00007f00)
608#define BBPCSR_BUSY FIELD32(0x00008000)
609#define BBPCSR_WRITE_CONTROL FIELD32(0x00010000)
610
611/*
612 * RFCSR: RF serial control register.
613 * VALUE: Register value + id to program into rf/if.
614 * NUMBER_OF_BITS: Number of bits used in value (i:20, rfmd:22).
615 * IF_SELECT: Chip to program: 0: rf, 1: if.
616 * PLL_LD: Rf pll_ld status.
617 * BUSY: 1: asic is busy execute rf programming.
618 */
619#define RFCSR 0x00f4
620#define RFCSR_VALUE FIELD32(0x00ffffff)
621#define RFCSR_NUMBER_OF_BITS FIELD32(0x1f000000)
622#define RFCSR_IF_SELECT FIELD32(0x20000000)
623#define RFCSR_PLL_LD FIELD32(0x40000000)
624#define RFCSR_BUSY FIELD32(0x80000000)
625
626/*
627 * LEDCSR: LED control register.
628 * ON_PERIOD: On period, default 70ms.
629 * OFF_PERIOD: Off period, default 30ms.
630 * LINK: 0: linkoff, 1: linkup.
631 * ACTIVITY: 0: idle, 1: active.
632 */
633#define LEDCSR 0x00f8
634#define LEDCSR_ON_PERIOD FIELD32(0x000000ff)
635#define LEDCSR_OFF_PERIOD FIELD32(0x0000ff00)
636#define LEDCSR_LINK FIELD32(0x00010000)
637#define LEDCSR_ACTIVITY FIELD32(0x00020000)
638
639/*
640 * ASIC pointer information.
641 * RXPTR: Current RX ring address.
642 * TXPTR: Current Tx ring address.
643 * PRIPTR: Current Priority ring address.
644 * ATIMPTR: Current ATIM ring address.
645 */
646#define RXPTR 0x0100
647#define TXPTR 0x0104
648#define PRIPTR 0x0108
649#define ATIMPTR 0x010c
650
651/*
652 * GPIO and others.
653 */
654
655/*
656 * GPIOCSR: GPIO control register.
657 */
658#define GPIOCSR 0x0120
659#define GPIOCSR_BIT0 FIELD32(0x00000001)
660#define GPIOCSR_BIT1 FIELD32(0x00000002)
661#define GPIOCSR_BIT2 FIELD32(0x00000004)
662#define GPIOCSR_BIT3 FIELD32(0x00000008)
663#define GPIOCSR_BIT4 FIELD32(0x00000010)
664#define GPIOCSR_BIT5 FIELD32(0x00000020)
665#define GPIOCSR_BIT6 FIELD32(0x00000040)
666#define GPIOCSR_BIT7 FIELD32(0x00000080)
667
668/*
669 * BBPPCSR: BBP Pin control register.
670 */
671#define BBPPCSR 0x0124
672
673/*
674 * BCNCSR1: Tx BEACON offset time control register.
675 * PRELOAD: Beacon timer offset in units of usec.
676 */
677#define BCNCSR1 0x0130
678#define BCNCSR1_PRELOAD FIELD32(0x0000ffff)
679
680/*
681 * MACCSR2: TX_PE to RX_PE turn-around time control register
682 * DELAY: RX_PE low width, in units of pci clock cycle.
683 */
684#define MACCSR2 0x0134
685#define MACCSR2_DELAY FIELD32(0x000000ff)
686
687/*
688 * ARCSR2: 1 Mbps ACK/CTS PLCP.
689 */
690#define ARCSR2 0x013c
691#define ARCSR2_SIGNAL FIELD32(0x000000ff)
692#define ARCSR2_SERVICE FIELD32(0x0000ff00)
693#define ARCSR2_LENGTH_LOW FIELD32(0x00ff0000)
694#define ARCSR2_LENGTH FIELD32(0xffff0000)
695
696/*
697 * ARCSR3: 2 Mbps ACK/CTS PLCP.
698 */
699#define ARCSR3 0x0140
700#define ARCSR3_SIGNAL FIELD32(0x000000ff)
701#define ARCSR3_SERVICE FIELD32(0x0000ff00)
702#define ARCSR3_LENGTH FIELD32(0xffff0000)
703
704/*
705 * ARCSR4: 5.5 Mbps ACK/CTS PLCP.
706 */
707#define ARCSR4 0x0144
708#define ARCSR4_SIGNAL FIELD32(0x000000ff)
709#define ARCSR4_SERVICE FIELD32(0x0000ff00)
710#define ARCSR4_LENGTH FIELD32(0xffff0000)
711
712/*
713 * ARCSR5: 11 Mbps ACK/CTS PLCP.
714 */
715#define ARCSR5 0x0148
716#define ARCSR5_SIGNAL FIELD32(0x000000ff)
717#define ARCSR5_SERVICE FIELD32(0x0000ff00)
718#define ARCSR5_LENGTH FIELD32(0xffff0000)
719
720/*
721 * BBP registers.
722 * The wordsize of the BBP is 8 bits.
723 */
724
725/*
726 * R1: TX antenna control
727 */
728#define BBP_R1_TX_ANTENNA FIELD8(0x03)
729
730/*
731 * R4: RX antenna control
732 */
733#define BBP_R4_RX_ANTENNA FIELD8(0x06)
734
735/*
736 * RF registers
737 */
738
739/*
740 * RF 1
741 */
742#define RF1_TUNER FIELD32(0x00020000)
743
744/*
745 * RF 3
746 */
747#define RF3_TUNER FIELD32(0x00000100)
748#define RF3_TXPOWER FIELD32(0x00003e00)
749
750/*
751 * EEPROM content.
752 * The wordsize of the EEPROM is 16 bits.
753 */
754
755/*
756 * HW MAC address.
757 */
758#define EEPROM_MAC_ADDR_0 0x0002
759#define EEPROM_MAC_ADDR_BYTE0 FIELD16(0x00ff)
760#define EEPROM_MAC_ADDR_BYTE1 FIELD16(0xff00)
761#define EEPROM_MAC_ADDR1 0x0003
762#define EEPROM_MAC_ADDR_BYTE2 FIELD16(0x00ff)
763#define EEPROM_MAC_ADDR_BYTE3 FIELD16(0xff00)
764#define EEPROM_MAC_ADDR_2 0x0004
765#define EEPROM_MAC_ADDR_BYTE4 FIELD16(0x00ff)
766#define EEPROM_MAC_ADDR_BYTE5 FIELD16(0xff00)
767
768/*
769 * EEPROM antenna.
770 * ANTENNA_NUM: Number of antenna's.
771 * TX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B.
772 * RX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B.
773 * RF_TYPE: Rf_type of this adapter.
774 * LED_MODE: 0: default, 1: TX/RX activity,2: Single (ignore link), 3: rsvd.
775 * RX_AGCVGC: 0: disable, 1:enable BBP R13 tuning.
776 * HARDWARE_RADIO: 1: Hardware controlled radio. Read GPIO0.
777 */
778#define EEPROM_ANTENNA 0x0b
779#define EEPROM_ANTENNA_NUM FIELD16(0x0003)
780#define EEPROM_ANTENNA_TX_DEFAULT FIELD16(0x000c)
781#define EEPROM_ANTENNA_RX_DEFAULT FIELD16(0x0030)
782#define EEPROM_ANTENNA_RF_TYPE FIELD16(0x0040)
783#define EEPROM_ANTENNA_LED_MODE FIELD16(0x0180)
784#define EEPROM_ANTENNA_RX_AGCVGC_TUNING FIELD16(0x0200)
785#define EEPROM_ANTENNA_HARDWARE_RADIO FIELD16(0x0400)
786
787/*
788 * EEPROM BBP.
789 */
790#define EEPROM_BBP_START 0x0c
791#define EEPROM_BBP_SIZE 7
792#define EEPROM_BBP_VALUE FIELD16(0x00ff)
793#define EEPROM_BBP_REG_ID FIELD16(0xff00)
794
795/*
796 * EEPROM TXPOWER
797 */
798#define EEPROM_TXPOWER_START 0x13
799#define EEPROM_TXPOWER_SIZE 7
800#define EEPROM_TXPOWER_1 FIELD16(0x00ff)
801#define EEPROM_TXPOWER_2 FIELD16(0xff00)
802
803/*
804 * DMA descriptor defines.
805 */
806#define TXD_DESC_SIZE ( 8 * sizeof(__le32) )
807#define RXD_DESC_SIZE ( 8 * sizeof(__le32) )
808
809/*
810 * TX descriptor format for TX, PRIO, ATIM and Beacon Ring.
811 */
812
813/*
814 * Word0
815 */
816#define TXD_W0_OWNER_NIC FIELD32(0x00000001)
817#define TXD_W0_VALID FIELD32(0x00000002)
818#define TXD_W0_RESULT FIELD32(0x0000001c)
819#define TXD_W0_RETRY_COUNT FIELD32(0x000000e0)
820#define TXD_W0_MORE_FRAG FIELD32(0x00000100)
821#define TXD_W0_ACK FIELD32(0x00000200)
822#define TXD_W0_TIMESTAMP FIELD32(0x00000400)
823#define TXD_W0_RTS FIELD32(0x00000800)
824#define TXD_W0_IFS FIELD32(0x00006000)
825#define TXD_W0_RETRY_MODE FIELD32(0x00008000)
826#define TXD_W0_AGC FIELD32(0x00ff0000)
827#define TXD_W0_R2 FIELD32(0xff000000)
828
829/*
830 * Word1
831 */
832#define TXD_W1_BUFFER_ADDRESS FIELD32(0xffffffff)
833
834/*
835 * Word2
836 */
837#define TXD_W2_BUFFER_LENGTH FIELD32(0x0000ffff)
838#define TXD_W2_DATABYTE_COUNT FIELD32(0xffff0000)
839
840/*
841 * Word3 & 4: PLCP information
842 * The PLCP values should be treated as if they were BBP values.
843 */
844#define TXD_W3_PLCP_SIGNAL FIELD32(0x000000ff)
845#define TXD_W3_PLCP_SIGNAL_REGNUM FIELD32(0x00007f00)
846#define TXD_W3_PLCP_SIGNAL_BUSY FIELD32(0x00008000)
847#define TXD_W3_PLCP_SERVICE FIELD32(0x00ff0000)
848#define TXD_W3_PLCP_SERVICE_REGNUM FIELD32(0x7f000000)
849#define TXD_W3_PLCP_SERVICE_BUSY FIELD32(0x80000000)
850
851#define TXD_W4_PLCP_LENGTH_LOW FIELD32(0x000000ff)
852#define TXD_W3_PLCP_LENGTH_LOW_REGNUM FIELD32(0x00007f00)
853#define TXD_W3_PLCP_LENGTH_LOW_BUSY FIELD32(0x00008000)
854#define TXD_W4_PLCP_LENGTH_HIGH FIELD32(0x00ff0000)
855#define TXD_W3_PLCP_LENGTH_HIGH_REGNUM FIELD32(0x7f000000)
856#define TXD_W3_PLCP_LENGTH_HIGH_BUSY FIELD32(0x80000000)
857
858/*
859 * Word5
860 */
861#define TXD_W5_BBCR4 FIELD32(0x0000ffff)
862#define TXD_W5_AGC_REG FIELD32(0x007f0000)
863#define TXD_W5_AGC_REG_VALID FIELD32(0x00800000)
864#define TXD_W5_XXX_REG FIELD32(0x7f000000)
865#define TXD_W5_XXX_REG_VALID FIELD32(0x80000000)
866
867/*
868 * Word6
869 */
870#define TXD_W6_SK_BUFF FIELD32(0xffffffff)
871
872/*
873 * Word7
874 */
875#define TXD_W7_RESERVED FIELD32(0xffffffff)
876
877/*
878 * RX descriptor format for RX Ring.
879 */
880
881/*
882 * Word0
883 */
884#define RXD_W0_OWNER_NIC FIELD32(0x00000001)
885#define RXD_W0_UNICAST_TO_ME FIELD32(0x00000002)
886#define RXD_W0_MULTICAST FIELD32(0x00000004)
887#define RXD_W0_BROADCAST FIELD32(0x00000008)
888#define RXD_W0_MY_BSS FIELD32(0x00000010)
889#define RXD_W0_CRC_ERROR FIELD32(0x00000020)
890#define RXD_W0_PHYSICAL_ERROR FIELD32(0x00000080)
891#define RXD_W0_DATABYTE_COUNT FIELD32(0xffff0000)
892
893/*
894 * Word1
895 */
896#define RXD_W1_BUFFER_ADDRESS FIELD32(0xffffffff)
897
898/*
899 * Word2
900 */
901#define RXD_W2_BUFFER_LENGTH FIELD32(0x0000ffff)
902#define RXD_W2_SIGNAL FIELD32(0x00ff0000)
903#define RXD_W2_RSSI FIELD32(0xff000000)
904
905/*
906 * Word3
907 */
908#define RXD_W3_BBR2 FIELD32(0x000000ff)
909#define RXD_W3_BBR3 FIELD32(0x0000ff00)
910#define RXD_W3_BBR4 FIELD32(0x00ff0000)
911#define RXD_W3_BBR5 FIELD32(0xff000000)
912
913/*
914 * Word4
915 */
916#define RXD_W4_RX_END_TIME FIELD32(0xffffffff)
917
918/*
919 * Word5 & 6 & 7: Reserved
920 */
921#define RXD_W5_RESERVED FIELD32(0xffffffff)
922#define RXD_W6_RESERVED FIELD32(0xffffffff)
923#define RXD_W7_RESERVED FIELD32(0xffffffff)
924
925/*
926 * Macro's for converting txpower from EEPROM to dscape value
927 * and from dscape value to register value.
928 * NOTE: Logics in rt2400pci for txpower are reversed
929 * compared to the other rt2x00 drivers. A higher txpower
930 * value means that the txpower must be lowered. This is
931 * important when converting the value coming from the
932 * dscape stack to the rt2400 acceptable value.
933 */
934#define MIN_TXPOWER 31
935#define MAX_TXPOWER 62
936#define DEFAULT_TXPOWER 39
937
938#define TXPOWER_FROM_DEV(__txpower) \
939({ \
940 ((__txpower) > MAX_TXPOWER) ? DEFAULT_TXPOWER - MIN_TXPOWER : \
941 ((__txpower) < MIN_TXPOWER) ? DEFAULT_TXPOWER - MIN_TXPOWER : \
942 (((__txpower) - MAX_TXPOWER) + MIN_TXPOWER); \
943})
944
945#define TXPOWER_TO_DEV(__txpower) \
946({ \
947 (__txpower) += MIN_TXPOWER; \
948 ((__txpower) <= MIN_TXPOWER) ? MAX_TXPOWER : \
949 (((__txpower) >= MAX_TXPOWER) ? MIN_TXPOWER : \
950 (MAX_TXPOWER - ((__txpower) - MIN_TXPOWER))); \
951})
952
953#endif /* RT2400PCI_H */