1 /*
2 	Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com>
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: rt2500usb
23 	Abstract: Data structures and registers for the rt2500usb module.
24 	Supported chipsets: RT2570.
25  */
26 
27 #ifndef RT2500USB_H
28 #define RT2500USB_H
29 
30 /*
31  * RF chip defines.
32  */
33 #define RF2522				0x0000
34 #define RF2523				0x0001
35 #define RF2524				0x0002
36 #define RF2525				0x0003
37 #define RF2525E				0x0005
38 #define RF5222				0x0010
39 
40 /*
41  * RT2570 version
42  */
43 #define RT2570_VERSION_B		2
44 #define RT2570_VERSION_C		3
45 #define RT2570_VERSION_D		4
46 
47 /*
48  * Signal information.
49  * Default offset is required for RSSI <-> dBm conversion.
50  */
51 #define DEFAULT_RSSI_OFFSET		120
52 
53 /*
54  * Register layout information.
55  */
56 #define CSR_REG_BASE			0x0400
57 #define CSR_REG_SIZE			0x0100
58 #define EEPROM_BASE			0x0000
59 #define EEPROM_SIZE			0x006a
60 #define BBP_BASE			0x0000
61 #define BBP_SIZE			0x0060
62 #define RF_BASE				0x0004
63 #define RF_SIZE				0x0010
64 
65 /*
66  * Number of TX queues.
67  */
68 #define NUM_TX_QUEUES			2
69 
70 /*
71  * Control/Status Registers(CSR).
72  * Some values are set in TU, whereas 1 TU == 1024 us.
73  */
74 
75 /*
76  * MAC_CSR0: ASIC revision number.
77  */
78 #define MAC_CSR0			0x0400
79 
80 /*
81  * MAC_CSR1: System control.
82  * SOFT_RESET: Software reset, 1: reset, 0: normal.
83  * BBP_RESET: Hardware reset, 1: reset, 0, release.
84  * HOST_READY: Host ready after initialization.
85  */
86 #define MAC_CSR1			0x0402
87 #define MAC_CSR1_SOFT_RESET		FIELD16(0x00000001)
88 #define MAC_CSR1_BBP_RESET		FIELD16(0x00000002)
89 #define MAC_CSR1_HOST_READY		FIELD16(0x00000004)
90 
91 /*
92  * MAC_CSR2: STA MAC register 0.
93  */
94 #define MAC_CSR2			0x0404
95 #define MAC_CSR2_BYTE0			FIELD16(0x00ff)
96 #define MAC_CSR2_BYTE1			FIELD16(0xff00)
97 
98 /*
99  * MAC_CSR3: STA MAC register 1.
100  */
101 #define MAC_CSR3			0x0406
102 #define MAC_CSR3_BYTE2			FIELD16(0x00ff)
103 #define MAC_CSR3_BYTE3			FIELD16(0xff00)
104 
105 /*
106  * MAC_CSR4: STA MAC register 2.
107  */
108 #define MAC_CSR4			0X0408
109 #define MAC_CSR4_BYTE4			FIELD16(0x00ff)
110 #define MAC_CSR4_BYTE5			FIELD16(0xff00)
111 
112 /*
113  * MAC_CSR5: BSSID register 0.
114  */
115 #define MAC_CSR5			0x040a
116 #define MAC_CSR5_BYTE0			FIELD16(0x00ff)
117 #define MAC_CSR5_BYTE1			FIELD16(0xff00)
118 
119 /*
120  * MAC_CSR6: BSSID register 1.
121  */
122 #define MAC_CSR6			0x040c
123 #define MAC_CSR6_BYTE2			FIELD16(0x00ff)
124 #define MAC_CSR6_BYTE3			FIELD16(0xff00)
125 
126 /*
127  * MAC_CSR7: BSSID register 2.
128  */
129 #define MAC_CSR7			0x040e
130 #define MAC_CSR7_BYTE4			FIELD16(0x00ff)
131 #define MAC_CSR7_BYTE5			FIELD16(0xff00)
132 
133 /*
134  * MAC_CSR8: Max frame length.
135  */
136 #define MAC_CSR8			0x0410
137 #define MAC_CSR8_MAX_FRAME_UNIT		FIELD16(0x0fff)
138 
139 /*
140  * Misc MAC_CSR registers.
141  * MAC_CSR9: Timer control.
142  * MAC_CSR10: Slot time.
143  * MAC_CSR11: SIFS.
144  * MAC_CSR12: EIFS.
145  * MAC_CSR13: Power mode0.
146  * MAC_CSR14: Power mode1.
147  * MAC_CSR15: Power saving transition0
148  * MAC_CSR16: Power saving transition1
149  */
150 #define MAC_CSR9			0x0412
151 #define MAC_CSR10			0x0414
152 #define MAC_CSR11			0x0416
153 #define MAC_CSR12			0x0418
154 #define MAC_CSR13			0x041a
155 #define MAC_CSR14			0x041c
156 #define MAC_CSR15			0x041e
157 #define MAC_CSR16			0x0420
158 
159 /*
160  * MAC_CSR17: Manual power control / status register.
161  * Allowed state: 0 deep_sleep, 1: sleep, 2: standby, 3: awake.
162  * SET_STATE: Set state. Write 1 to trigger, self cleared.
163  * BBP_DESIRE_STATE: BBP desired state.
164  * RF_DESIRE_STATE: RF desired state.
165  * BBP_CURRENT_STATE: BBP current state.
166  * RF_CURRENT_STATE: RF current state.
167  * PUT_TO_SLEEP: Put to sleep. Write 1 to trigger, self cleared.
168  */
169 #define MAC_CSR17			0x0422
170 #define MAC_CSR17_SET_STATE		FIELD16(0x0001)
171 #define MAC_CSR17_BBP_DESIRE_STATE	FIELD16(0x0006)
172 #define MAC_CSR17_RF_DESIRE_STATE	FIELD16(0x0018)
173 #define MAC_CSR17_BBP_CURR_STATE	FIELD16(0x0060)
174 #define MAC_CSR17_RF_CURR_STATE		FIELD16(0x0180)
175 #define MAC_CSR17_PUT_TO_SLEEP		FIELD16(0x0200)
176 
177 /*
178  * MAC_CSR18: Wakeup timer register.
179  * DELAY_AFTER_BEACON: Delay after Tbcn expired in units of 1/16 TU.
180  * BEACONS_BEFORE_WAKEUP: Number of beacon before wakeup.
181  * AUTO_WAKE: Enable auto wakeup / sleep mechanism.
182  */
183 #define MAC_CSR18			0x0424
184 #define MAC_CSR18_DELAY_AFTER_BEACON	FIELD16(0x00ff)
185 #define MAC_CSR18_BEACONS_BEFORE_WAKEUP	FIELD16(0x7f00)
186 #define MAC_CSR18_AUTO_WAKE		FIELD16(0x8000)
187 
188 /*
189  * MAC_CSR19: GPIO control register.
190  */
191 #define MAC_CSR19			0x0426
192 #define MAC_CSR19_BIT0			FIELD32(0x0001)
193 #define MAC_CSR19_BIT1			FIELD32(0x0002)
194 #define MAC_CSR19_BIT2			FIELD32(0x0004)
195 #define MAC_CSR19_BIT3			FIELD32(0x0008)
196 #define MAC_CSR19_BIT4			FIELD32(0x0010)
197 #define MAC_CSR19_BIT5			FIELD32(0x0020)
198 #define MAC_CSR19_BIT6			FIELD32(0x0040)
199 #define MAC_CSR19_BIT7			FIELD32(0x0080)
200 
201 /*
202  * MAC_CSR20: LED control register.
203  * ACTIVITY: 0: idle, 1: active.
204  * LINK: 0: linkoff, 1: linkup.
205  * ACTIVITY_POLARITY: 0: active low, 1: active high.
206  */
207 #define MAC_CSR20			0x0428
208 #define MAC_CSR20_ACTIVITY		FIELD16(0x0001)
209 #define MAC_CSR20_LINK			FIELD16(0x0002)
210 #define MAC_CSR20_ACTIVITY_POLARITY	FIELD16(0x0004)
211 
212 /*
213  * MAC_CSR21: LED control register.
214  * ON_PERIOD: On period, default 70ms.
215  * OFF_PERIOD: Off period, default 30ms.
216  */
217 #define MAC_CSR21			0x042a
218 #define MAC_CSR21_ON_PERIOD		FIELD16(0x00ff)
219 #define MAC_CSR21_OFF_PERIOD		FIELD16(0xff00)
220 
221 /*
222  * MAC_CSR22: Collision window control register.
223  */
224 #define MAC_CSR22			0x042c
225 
226 /*
227  * Transmit related CSRs.
228  * Some values are set in TU, whereas 1 TU == 1024 us.
229  */
230 
231 /*
232  * TXRX_CSR0: Security control register.
233  */
234 #define TXRX_CSR0			0x0440
235 #define TXRX_CSR0_ALGORITHM		FIELD16(0x0007)
236 #define TXRX_CSR0_IV_OFFSET		FIELD16(0x01f8)
237 #define TXRX_CSR0_KEY_ID		FIELD16(0x1e00)
238 
239 /*
240  * TXRX_CSR1: TX configuration.
241  * ACK_TIMEOUT: ACK Timeout in unit of 1-us.
242  * TSF_OFFSET: TSF offset in MAC header.
243  * AUTO_SEQUENCE: Let ASIC control frame sequence number.
244  */
245 #define TXRX_CSR1			0x0442
246 #define TXRX_CSR1_ACK_TIMEOUT		FIELD16(0x00ff)
247 #define TXRX_CSR1_TSF_OFFSET		FIELD16(0x7f00)
248 #define TXRX_CSR1_AUTO_SEQUENCE		FIELD16(0x8000)
249 
250 /*
251  * TXRX_CSR2: RX control.
252  * DISABLE_RX: Disable rx engine.
253  * DROP_CRC: Drop crc error.
254  * DROP_PHYSICAL: Drop physical error.
255  * DROP_CONTROL: Drop control frame.
256  * DROP_NOT_TO_ME: Drop not to me unicast frame.
257  * DROP_TODS: Drop frame tods bit is true.
258  * DROP_VERSION_ERROR: Drop version error frame.
259  * DROP_MCAST: Drop multicast frames.
260  * DROP_BCAST: Drop broadcast frames.
261  */
262 #define TXRX_CSR2			0x0444
263 #define	TXRX_CSR2_DISABLE_RX		FIELD16(0x0001)
264 #define TXRX_CSR2_DROP_CRC		FIELD16(0x0002)
265 #define TXRX_CSR2_DROP_PHYSICAL		FIELD16(0x0004)
266 #define TXRX_CSR2_DROP_CONTROL		FIELD16(0x0008)
267 #define TXRX_CSR2_DROP_NOT_TO_ME	FIELD16(0x0010)
268 #define TXRX_CSR2_DROP_TODS		FIELD16(0x0020)
269 #define TXRX_CSR2_DROP_VERSION_ERROR	FIELD16(0x0040)
270 #define TXRX_CSR2_DROP_MULTICAST	FIELD16(0x0200)
271 #define TXRX_CSR2_DROP_BROADCAST	FIELD16(0x0400)
272 
273 /*
274  * RX BBP ID registers
275  * TXRX_CSR3: CCK RX BBP ID.
276  * TXRX_CSR4: OFDM RX BBP ID.
277  */
278 #define TXRX_CSR3			0x0446
279 #define TXRX_CSR4			0x0448
280 
281 /*
282  * TXRX_CSR5: CCK TX BBP ID0.
283  */
284 #define TXRX_CSR5			0x044a
285 #define TXRX_CSR5_BBP_ID0		FIELD16(0x007f)
286 #define TXRX_CSR5_BBP_ID0_VALID		FIELD16(0x0080)
287 #define TXRX_CSR5_BBP_ID1		FIELD16(0x7f00)
288 #define TXRX_CSR5_BBP_ID1_VALID		FIELD16(0x8000)
289 
290 /*
291  * TXRX_CSR6: CCK TX BBP ID1.
292  */
293 #define TXRX_CSR6			0x044c
294 #define TXRX_CSR6_BBP_ID0		FIELD16(0x007f)
295 #define TXRX_CSR6_BBP_ID0_VALID		FIELD16(0x0080)
296 #define TXRX_CSR6_BBP_ID1		FIELD16(0x7f00)
297 #define TXRX_CSR6_BBP_ID1_VALID		FIELD16(0x8000)
298 
299 /*
300  * TXRX_CSR7: OFDM TX BBP ID0.
301  */
302 #define TXRX_CSR7			0x044e
303 #define TXRX_CSR7_BBP_ID0		FIELD16(0x007f)
304 #define TXRX_CSR7_BBP_ID0_VALID		FIELD16(0x0080)
305 #define TXRX_CSR7_BBP_ID1		FIELD16(0x7f00)
306 #define TXRX_CSR7_BBP_ID1_VALID		FIELD16(0x8000)
307 
308 /*
309  * TXRX_CSR8: OFDM TX BBP ID1.
310  */
311 #define TXRX_CSR8			0x0450
312 #define TXRX_CSR8_BBP_ID0		FIELD16(0x007f)
313 #define TXRX_CSR8_BBP_ID0_VALID		FIELD16(0x0080)
314 #define TXRX_CSR8_BBP_ID1		FIELD16(0x7f00)
315 #define TXRX_CSR8_BBP_ID1_VALID		FIELD16(0x8000)
316 
317 /*
318  * TXRX_CSR9: TX ACK time-out.
319  */
320 #define TXRX_CSR9			0x0452
321 
322 /*
323  * TXRX_CSR10: Auto responder control.
324  */
325 #define TXRX_CSR10			0x0454
326 #define TXRX_CSR10_AUTORESPOND_PREAMBLE FIELD16(0x0004)
327 
328 /*
329  * TXRX_CSR11: Auto responder basic rate.
330  */
331 #define TXRX_CSR11			0x0456
332 
333 /*
334  * ACK/CTS time registers.
335  */
336 #define TXRX_CSR12			0x0458
337 #define TXRX_CSR13			0x045a
338 #define TXRX_CSR14			0x045c
339 #define TXRX_CSR15			0x045e
340 #define TXRX_CSR16			0x0460
341 #define TXRX_CSR17			0x0462
342 
343 /*
344  * TXRX_CSR18: Synchronization control register.
345  */
346 #define TXRX_CSR18			0x0464
347 #define TXRX_CSR18_OFFSET		FIELD16(0x000f)
348 #define TXRX_CSR18_INTERVAL		FIELD16(0xfff0)
349 
350 /*
351  * TXRX_CSR19: Synchronization control register.
352  * TSF_COUNT: Enable TSF auto counting.
353  * TSF_SYNC: Tsf sync, 0: disable, 1: infra, 2: ad-hoc/master mode.
354  * TBCN: Enable Tbcn with reload value.
355  * BEACON_GEN: Enable beacon generator.
356  */
357 #define TXRX_CSR19			0x0466
358 #define TXRX_CSR19_TSF_COUNT		FIELD16(0x0001)
359 #define TXRX_CSR19_TSF_SYNC		FIELD16(0x0006)
360 #define TXRX_CSR19_TBCN			FIELD16(0x0008)
361 #define TXRX_CSR19_BEACON_GEN		FIELD16(0x0010)
362 
363 /*
364  * TXRX_CSR20: Tx BEACON offset time control register.
365  * OFFSET: In units of usec.
366  * BCN_EXPECT_WINDOW: Default: 2^CWmin
367  */
368 #define TXRX_CSR20			0x0468
369 #define TXRX_CSR20_OFFSET		FIELD16(0x1fff)
370 #define TXRX_CSR20_BCN_EXPECT_WINDOW	FIELD16(0xe000)
371 
372 /*
373  * TXRX_CSR21
374  */
375 #define TXRX_CSR21			0x046a
376 
377 /*
378  * Encryption related CSRs.
379  *
380  */
381 
382 /*
383  * SEC_CSR0: Shared key 0, word 0
384  * SEC_CSR1: Shared key 0, word 1
385  * SEC_CSR2: Shared key 0, word 2
386  * SEC_CSR3: Shared key 0, word 3
387  * SEC_CSR4: Shared key 0, word 4
388  * SEC_CSR5: Shared key 0, word 5
389  * SEC_CSR6: Shared key 0, word 6
390  * SEC_CSR7: Shared key 0, word 7
391  */
392 #define SEC_CSR0			0x0480
393 #define SEC_CSR1			0x0482
394 #define SEC_CSR2			0x0484
395 #define SEC_CSR3			0x0486
396 #define SEC_CSR4			0x0488
397 #define SEC_CSR5			0x048a
398 #define SEC_CSR6			0x048c
399 #define SEC_CSR7			0x048e
400 
401 /*
402  * SEC_CSR8: Shared key 1, word 0
403  * SEC_CSR9: Shared key 1, word 1
404  * SEC_CSR10: Shared key 1, word 2
405  * SEC_CSR11: Shared key 1, word 3
406  * SEC_CSR12: Shared key 1, word 4
407  * SEC_CSR13: Shared key 1, word 5
408  * SEC_CSR14: Shared key 1, word 6
409  * SEC_CSR15: Shared key 1, word 7
410  */
411 #define SEC_CSR8			0x0490
412 #define SEC_CSR9			0x0492
413 #define SEC_CSR10			0x0494
414 #define SEC_CSR11			0x0496
415 #define SEC_CSR12			0x0498
416 #define SEC_CSR13			0x049a
417 #define SEC_CSR14			0x049c
418 #define SEC_CSR15			0x049e
419 
420 /*
421  * SEC_CSR16: Shared key 2, word 0
422  * SEC_CSR17: Shared key 2, word 1
423  * SEC_CSR18: Shared key 2, word 2
424  * SEC_CSR19: Shared key 2, word 3
425  * SEC_CSR20: Shared key 2, word 4
426  * SEC_CSR21: Shared key 2, word 5
427  * SEC_CSR22: Shared key 2, word 6
428  * SEC_CSR23: Shared key 2, word 7
429  */
430 #define SEC_CSR16			0x04a0
431 #define SEC_CSR17			0x04a2
432 #define SEC_CSR18			0X04A4
433 #define SEC_CSR19			0x04a6
434 #define SEC_CSR20			0x04a8
435 #define SEC_CSR21			0x04aa
436 #define SEC_CSR22			0x04ac
437 #define SEC_CSR23			0x04ae
438 
439 /*
440  * SEC_CSR24: Shared key 3, word 0
441  * SEC_CSR25: Shared key 3, word 1
442  * SEC_CSR26: Shared key 3, word 2
443  * SEC_CSR27: Shared key 3, word 3
444  * SEC_CSR28: Shared key 3, word 4
445  * SEC_CSR29: Shared key 3, word 5
446  * SEC_CSR30: Shared key 3, word 6
447  * SEC_CSR31: Shared key 3, word 7
448  */
449 #define SEC_CSR24			0x04b0
450 #define SEC_CSR25			0x04b2
451 #define SEC_CSR26			0x04b4
452 #define SEC_CSR27			0x04b6
453 #define SEC_CSR28			0x04b8
454 #define SEC_CSR29			0x04ba
455 #define SEC_CSR30			0x04bc
456 #define SEC_CSR31			0x04be
457 
458 #define KEY_ENTRY(__idx) \
459 	( SEC_CSR0 + ((__idx) * 16) )
460 
461 /*
462  * PHY control registers.
463  */
464 
465 /*
466  * PHY_CSR0: RF switching timing control.
467  */
468 #define PHY_CSR0			0x04c0
469 
470 /*
471  * PHY_CSR1: TX PA configuration.
472  */
473 #define PHY_CSR1			0x04c2
474 
475 /*
476  * MAC configuration registers.
477  */
478 
479 /*
480  * PHY_CSR2: TX MAC configuration.
481  * NOTE: Both register fields are complete dummy,
482  * documentation and legacy drivers are unclear un
483  * what this register means or what fields exists.
484  */
485 #define PHY_CSR2			0x04c4
486 #define PHY_CSR2_LNA			FIELD16(0x0002)
487 #define PHY_CSR2_LNA_MODE		FIELD16(0x3000)
488 
489 /*
490  * PHY_CSR3: RX MAC configuration.
491  */
492 #define PHY_CSR3			0x04c6
493 
494 /*
495  * PHY_CSR4: Interface configuration.
496  */
497 #define PHY_CSR4			0x04c8
498 #define PHY_CSR4_LOW_RF_LE		FIELD16(0x0001)
499 
500 /*
501  * BBP pre-TX registers.
502  * PHY_CSR5: BBP pre-TX CCK.
503  */
504 #define PHY_CSR5			0x04ca
505 #define PHY_CSR5_CCK			FIELD16(0x0003)
506 #define PHY_CSR5_CCK_FLIP		FIELD16(0x0004)
507 
508 /*
509  * BBP pre-TX registers.
510  * PHY_CSR6: BBP pre-TX OFDM.
511  */
512 #define PHY_CSR6			0x04cc
513 #define PHY_CSR6_OFDM			FIELD16(0x0003)
514 #define PHY_CSR6_OFDM_FLIP		FIELD16(0x0004)
515 
516 /*
517  * PHY_CSR7: BBP access register 0.
518  * BBP_DATA: BBP data.
519  * BBP_REG_ID: BBP register ID.
520  * BBP_READ_CONTROL: 0: write, 1: read.
521  */
522 #define PHY_CSR7			0x04ce
523 #define PHY_CSR7_DATA			FIELD16(0x00ff)
524 #define PHY_CSR7_REG_ID			FIELD16(0x7f00)
525 #define PHY_CSR7_READ_CONTROL		FIELD16(0x8000)
526 
527 /*
528  * PHY_CSR8: BBP access register 1.
529  * BBP_BUSY: ASIC is busy execute BBP programming.
530  */
531 #define PHY_CSR8			0x04d0
532 #define PHY_CSR8_BUSY			FIELD16(0x0001)
533 
534 /*
535  * PHY_CSR9: RF access register.
536  * RF_VALUE: Register value + id to program into rf/if.
537  */
538 #define PHY_CSR9			0x04d2
539 #define PHY_CSR9_RF_VALUE		FIELD16(0xffff)
540 
541 /*
542  * PHY_CSR10: RF access register.
543  * RF_VALUE: Register value + id to program into rf/if.
544  * RF_NUMBER_OF_BITS: Number of bits used in value (i:20, rfmd:22).
545  * RF_IF_SELECT: Chip to program: 0: rf, 1: if.
546  * RF_PLL_LD: Rf pll_ld status.
547  * RF_BUSY: 1: asic is busy execute rf programming.
548  */
549 #define PHY_CSR10			0x04d4
550 #define PHY_CSR10_RF_VALUE		FIELD16(0x00ff)
551 #define PHY_CSR10_RF_NUMBER_OF_BITS	FIELD16(0x1f00)
552 #define PHY_CSR10_RF_IF_SELECT		FIELD16(0x2000)
553 #define PHY_CSR10_RF_PLL_LD		FIELD16(0x4000)
554 #define PHY_CSR10_RF_BUSY		FIELD16(0x8000)
555 
556 /*
557  * STA_CSR0: FCS error count.
558  * FCS_ERROR: FCS error count, cleared when read.
559  */
560 #define STA_CSR0			0x04e0
561 #define STA_CSR0_FCS_ERROR		FIELD16(0xffff)
562 
563 /*
564  * STA_CSR1: PLCP error count.
565  */
566 #define STA_CSR1			0x04e2
567 
568 /*
569  * STA_CSR2: LONG error count.
570  */
571 #define STA_CSR2			0x04e4
572 
573 /*
574  * STA_CSR3: CCA false alarm.
575  * FALSE_CCA_ERROR: False CCA error count, cleared when read.
576  */
577 #define STA_CSR3			0x04e6
578 #define STA_CSR3_FALSE_CCA_ERROR	FIELD16(0xffff)
579 
580 /*
581  * STA_CSR4: RX FIFO overflow.
582  */
583 #define STA_CSR4			0x04e8
584 
585 /*
586  * STA_CSR5: Beacon sent counter.
587  */
588 #define STA_CSR5			0x04ea
589 
590 /*
591  *  Statistics registers
592  */
593 #define STA_CSR6			0x04ec
594 #define STA_CSR7			0x04ee
595 #define STA_CSR8			0x04f0
596 #define STA_CSR9			0x04f2
597 #define STA_CSR10			0x04f4
598 
599 /*
600  * BBP registers.
601  * The wordsize of the BBP is 8 bits.
602  */
603 
604 /*
605  * R2: TX antenna control
606  */
607 #define BBP_R2_TX_ANTENNA		FIELD8(0x03)
608 #define BBP_R2_TX_IQ_FLIP		FIELD8(0x04)
609 
610 /*
611  * R14: RX antenna control
612  */
613 #define BBP_R14_RX_ANTENNA		FIELD8(0x03)
614 #define BBP_R14_RX_IQ_FLIP		FIELD8(0x04)
615 
616 /*
617  * RF registers.
618  */
619 
620 /*
621  * RF 1
622  */
623 #define RF1_TUNER			FIELD32(0x00020000)
624 
625 /*
626  * RF 3
627  */
628 #define RF3_TUNER			FIELD32(0x00000100)
629 #define RF3_TXPOWER			FIELD32(0x00003e00)
630 
631 /*
632  * EEPROM contents.
633  */
634 
635 /*
636  * HW MAC address.
637  */
638 #define EEPROM_MAC_ADDR_0		0x0002
639 #define EEPROM_MAC_ADDR_BYTE0		FIELD16(0x00ff)
640 #define EEPROM_MAC_ADDR_BYTE1		FIELD16(0xff00)
641 #define EEPROM_MAC_ADDR1		0x0003
642 #define EEPROM_MAC_ADDR_BYTE2		FIELD16(0x00ff)
643 #define EEPROM_MAC_ADDR_BYTE3		FIELD16(0xff00)
644 #define EEPROM_MAC_ADDR_2		0x0004
645 #define EEPROM_MAC_ADDR_BYTE4		FIELD16(0x00ff)
646 #define EEPROM_MAC_ADDR_BYTE5		FIELD16(0xff00)
647 
648 /*
649  * EEPROM antenna.
650  * ANTENNA_NUM: Number of antenna's.
651  * TX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B.
652  * RX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B.
653  * LED_MODE: 0: default, 1: TX/RX activity, 2: Single (ignore link), 3: rsvd.
654  * DYN_TXAGC: Dynamic TX AGC control.
655  * HARDWARE_RADIO: 1: Hardware controlled radio. Read GPIO0.
656  * RF_TYPE: Rf_type of this adapter.
657  */
658 #define EEPROM_ANTENNA			0x000b
659 #define EEPROM_ANTENNA_NUM		FIELD16(0x0003)
660 #define EEPROM_ANTENNA_TX_DEFAULT	FIELD16(0x000c)
661 #define EEPROM_ANTENNA_RX_DEFAULT	FIELD16(0x0030)
662 #define EEPROM_ANTENNA_LED_MODE		FIELD16(0x01c0)
663 #define EEPROM_ANTENNA_DYN_TXAGC	FIELD16(0x0200)
664 #define EEPROM_ANTENNA_HARDWARE_RADIO	FIELD16(0x0400)
665 #define EEPROM_ANTENNA_RF_TYPE		FIELD16(0xf800)
666 
667 /*
668  * EEPROM NIC config.
669  * CARDBUS_ACCEL: 0: enable, 1: disable.
670  * DYN_BBP_TUNE: 0: enable, 1: disable.
671  * CCK_TX_POWER: CCK TX power compensation.
672  */
673 #define EEPROM_NIC			0x000c
674 #define EEPROM_NIC_CARDBUS_ACCEL	FIELD16(0x0001)
675 #define EEPROM_NIC_DYN_BBP_TUNE		FIELD16(0x0002)
676 #define EEPROM_NIC_CCK_TX_POWER		FIELD16(0x000c)
677 
678 /*
679  * EEPROM geography.
680  * GEO: Default geography setting for device.
681  */
682 #define EEPROM_GEOGRAPHY		0x000d
683 #define EEPROM_GEOGRAPHY_GEO		FIELD16(0x0f00)
684 
685 /*
686  * EEPROM BBP.
687  */
688 #define EEPROM_BBP_START		0x000e
689 #define EEPROM_BBP_SIZE			16
690 #define EEPROM_BBP_VALUE		FIELD16(0x00ff)
691 #define EEPROM_BBP_REG_ID		FIELD16(0xff00)
692 
693 /*
694  * EEPROM TXPOWER
695  */
696 #define EEPROM_TXPOWER_START		0x001e
697 #define EEPROM_TXPOWER_SIZE		7
698 #define EEPROM_TXPOWER_1		FIELD16(0x00ff)
699 #define EEPROM_TXPOWER_2		FIELD16(0xff00)
700 
701 /*
702  * EEPROM Tuning threshold
703  */
704 #define EEPROM_BBPTUNE			0x0030
705 #define EEPROM_BBPTUNE_THRESHOLD	FIELD16(0x00ff)
706 
707 /*
708  * EEPROM BBP R24 Tuning.
709  */
710 #define EEPROM_BBPTUNE_R24		0x0031
711 #define EEPROM_BBPTUNE_R24_LOW		FIELD16(0x00ff)
712 #define EEPROM_BBPTUNE_R24_HIGH		FIELD16(0xff00)
713 
714 /*
715  * EEPROM BBP R25 Tuning.
716  */
717 #define EEPROM_BBPTUNE_R25		0x0032
718 #define EEPROM_BBPTUNE_R25_LOW		FIELD16(0x00ff)
719 #define EEPROM_BBPTUNE_R25_HIGH		FIELD16(0xff00)
720 
721 /*
722  * EEPROM BBP R24 Tuning.
723  */
724 #define EEPROM_BBPTUNE_R61		0x0033
725 #define EEPROM_BBPTUNE_R61_LOW		FIELD16(0x00ff)
726 #define EEPROM_BBPTUNE_R61_HIGH		FIELD16(0xff00)
727 
728 /*
729  * EEPROM BBP VGC Tuning.
730  */
731 #define EEPROM_BBPTUNE_VGC		0x0034
732 #define EEPROM_BBPTUNE_VGCUPPER		FIELD16(0x00ff)
733 #define EEPROM_BBPTUNE_VGCLOWER		FIELD16(0xff00)
734 
735 /*
736  * EEPROM BBP R17 Tuning.
737  */
738 #define EEPROM_BBPTUNE_R17		0x0035
739 #define EEPROM_BBPTUNE_R17_LOW		FIELD16(0x00ff)
740 #define EEPROM_BBPTUNE_R17_HIGH		FIELD16(0xff00)
741 
742 /*
743  * RSSI <-> dBm offset calibration
744  */
745 #define EEPROM_CALIBRATE_OFFSET		0x0036
746 #define EEPROM_CALIBRATE_OFFSET_RSSI	FIELD16(0x00ff)
747 
748 /*
749  * DMA descriptor defines.
750  */
751 #define TXD_DESC_SIZE			( 5 * sizeof(__le32) )
752 #define RXD_DESC_SIZE			( 4 * sizeof(__le32) )
753 
754 /*
755  * TX descriptor format for TX, PRIO, ATIM and Beacon Ring.
756  */
757 
758 /*
759  * Word0
760  */
761 #define TXD_W0_PACKET_ID		FIELD32(0x0000000f)
762 #define TXD_W0_RETRY_LIMIT		FIELD32(0x000000f0)
763 #define TXD_W0_MORE_FRAG		FIELD32(0x00000100)
764 #define TXD_W0_ACK			FIELD32(0x00000200)
765 #define TXD_W0_TIMESTAMP		FIELD32(0x00000400)
766 #define TXD_W0_OFDM			FIELD32(0x00000800)
767 #define TXD_W0_NEW_SEQ			FIELD32(0x00001000)
768 #define TXD_W0_IFS			FIELD32(0x00006000)
769 #define TXD_W0_DATABYTE_COUNT		FIELD32(0x0fff0000)
770 #define TXD_W0_CIPHER			FIELD32(0x20000000)
771 #define TXD_W0_KEY_ID			FIELD32(0xc0000000)
772 
773 /*
774  * Word1
775  */
776 #define TXD_W1_IV_OFFSET		FIELD32(0x0000003f)
777 #define TXD_W1_AIFS			FIELD32(0x000000c0)
778 #define TXD_W1_CWMIN			FIELD32(0x00000f00)
779 #define TXD_W1_CWMAX			FIELD32(0x0000f000)
780 
781 /*
782  * Word2: PLCP information
783  */
784 #define TXD_W2_PLCP_SIGNAL		FIELD32(0x000000ff)
785 #define TXD_W2_PLCP_SERVICE		FIELD32(0x0000ff00)
786 #define TXD_W2_PLCP_LENGTH_LOW		FIELD32(0x00ff0000)
787 #define TXD_W2_PLCP_LENGTH_HIGH		FIELD32(0xff000000)
788 
789 /*
790  * Word3
791  */
792 #define TXD_W3_IV			FIELD32(0xffffffff)
793 
794 /*
795  * Word4
796  */
797 #define TXD_W4_EIV			FIELD32(0xffffffff)
798 
799 /*
800  * RX descriptor format for RX Ring.
801  */
802 
803 /*
804  * Word0
805  */
806 #define RXD_W0_UNICAST_TO_ME		FIELD32(0x00000002)
807 #define RXD_W0_MULTICAST		FIELD32(0x00000004)
808 #define RXD_W0_BROADCAST		FIELD32(0x00000008)
809 #define RXD_W0_MY_BSS			FIELD32(0x00000010)
810 #define RXD_W0_CRC_ERROR		FIELD32(0x00000020)
811 #define RXD_W0_OFDM			FIELD32(0x00000040)
812 #define RXD_W0_PHYSICAL_ERROR		FIELD32(0x00000080)
813 #define RXD_W0_CIPHER			FIELD32(0x00000100)
814 #define RXD_W0_CIPHER_ERROR		FIELD32(0x00000200)
815 #define RXD_W0_DATABYTE_COUNT		FIELD32(0x0fff0000)
816 
817 /*
818  * Word1
819  */
820 #define RXD_W1_RSSI			FIELD32(0x000000ff)
821 #define RXD_W1_SIGNAL			FIELD32(0x0000ff00)
822 
823 /*
824  * Word2
825  */
826 #define RXD_W2_IV			FIELD32(0xffffffff)
827 
828 /*
829  * Word3
830  */
831 #define RXD_W3_EIV			FIELD32(0xffffffff)
832 
833 /*
834  * Macros for converting txpower from EEPROM to mac80211 value
835  * and from mac80211 value to register value.
836  */
837 #define MIN_TXPOWER	0
838 #define MAX_TXPOWER	31
839 #define DEFAULT_TXPOWER	24
840 
841 #define TXPOWER_FROM_DEV(__txpower) \
842 	(((u8)(__txpower)) > MAX_TXPOWER) ? DEFAULT_TXPOWER : (__txpower)
843 
844 #define TXPOWER_TO_DEV(__txpower) \
845 	clamp_t(char, __txpower, MIN_TXPOWER, MAX_TXPOWER)
846 
847 #endif /* RT2500USB_H */
848