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rt61pci.h
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1 /*
2  Copyright (C) 2004 - 2009 Ivo van Doorn <[email protected]>
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: rt61pci
23  Abstract: Data structures and registers for the rt61pci module.
24  Supported chipsets: RT2561, RT2561s, RT2661.
25  */
26 
27 #ifndef RT61PCI_H
28 #define RT61PCI_H
29 
30 /*
31  * RT chip PCI IDs.
32  */
33 #define RT2561s_PCI_ID 0x0301
34 #define RT2561_PCI_ID 0x0302
35 #define RT2661_PCI_ID 0x0401
36 
37 /*
38  * RF chip defines.
39  */
40 #define RF5225 0x0001
41 #define RF5325 0x0002
42 #define RF2527 0x0003
43 #define RF2529 0x0004
44 
45 /*
46  * Signal information.
47  * Default offset is required for RSSI <-> dBm conversion.
48  */
49 #define DEFAULT_RSSI_OFFSET 120
50 
51 /*
52  * Register layout information.
53  */
54 #define CSR_REG_BASE 0x3000
55 #define CSR_REG_SIZE 0x04b0
56 #define EEPROM_BASE 0x0000
57 #define EEPROM_SIZE 0x0100
58 #define BBP_BASE 0x0000
59 #define BBP_SIZE 0x0080
60 #define RF_BASE 0x0004
61 #define RF_SIZE 0x0010
62 
63 /*
64  * Number of TX queues.
65  */
66 #define NUM_TX_QUEUES 4
67 
68 /*
69  * PCI registers.
70  */
71 
72 /*
73  * HOST_CMD_CSR: For HOST to interrupt embedded processor
74  */
75 #define HOST_CMD_CSR 0x0008
76 #define HOST_CMD_CSR_HOST_COMMAND FIELD32(0x0000007f)
77 #define HOST_CMD_CSR_INTERRUPT_MCU FIELD32(0x00000080)
78 
79 /*
80  * MCU_CNTL_CSR
81  * SELECT_BANK: Select 8051 program bank.
82  * RESET: Enable 8051 reset state.
83  * READY: Ready state for 8051.
84  */
85 #define MCU_CNTL_CSR 0x000c
86 #define MCU_CNTL_CSR_SELECT_BANK FIELD32(0x00000001)
87 #define MCU_CNTL_CSR_RESET FIELD32(0x00000002)
88 #define MCU_CNTL_CSR_READY FIELD32(0x00000004)
89 
90 /*
91  * SOFT_RESET_CSR
92  * FORCE_CLOCK_ON: Host force MAC clock ON
93  */
94 #define SOFT_RESET_CSR 0x0010
95 #define SOFT_RESET_CSR_FORCE_CLOCK_ON FIELD32(0x00000002)
96 
97 /*
98  * MCU_INT_SOURCE_CSR: MCU interrupt source/mask register.
99  */
100 #define MCU_INT_SOURCE_CSR 0x0014
101 #define MCU_INT_SOURCE_CSR_0 FIELD32(0x00000001)
102 #define MCU_INT_SOURCE_CSR_1 FIELD32(0x00000002)
103 #define MCU_INT_SOURCE_CSR_2 FIELD32(0x00000004)
104 #define MCU_INT_SOURCE_CSR_3 FIELD32(0x00000008)
105 #define MCU_INT_SOURCE_CSR_4 FIELD32(0x00000010)
106 #define MCU_INT_SOURCE_CSR_5 FIELD32(0x00000020)
107 #define MCU_INT_SOURCE_CSR_6 FIELD32(0x00000040)
108 #define MCU_INT_SOURCE_CSR_7 FIELD32(0x00000080)
109 #define MCU_INT_SOURCE_CSR_TWAKEUP FIELD32(0x00000100)
110 #define MCU_INT_SOURCE_CSR_TBTT_EXPIRE FIELD32(0x00000200)
111 
112 /*
113  * MCU_INT_MASK_CSR: MCU interrupt source/mask register.
114  */
115 #define MCU_INT_MASK_CSR 0x0018
116 #define MCU_INT_MASK_CSR_0 FIELD32(0x00000001)
117 #define MCU_INT_MASK_CSR_1 FIELD32(0x00000002)
118 #define MCU_INT_MASK_CSR_2 FIELD32(0x00000004)
119 #define MCU_INT_MASK_CSR_3 FIELD32(0x00000008)
120 #define MCU_INT_MASK_CSR_4 FIELD32(0x00000010)
121 #define MCU_INT_MASK_CSR_5 FIELD32(0x00000020)
122 #define MCU_INT_MASK_CSR_6 FIELD32(0x00000040)
123 #define MCU_INT_MASK_CSR_7 FIELD32(0x00000080)
124 #define MCU_INT_MASK_CSR_TWAKEUP FIELD32(0x00000100)
125 #define MCU_INT_MASK_CSR_TBTT_EXPIRE FIELD32(0x00000200)
126 
127 /*
128  * PCI_USEC_CSR
129  */
130 #define PCI_USEC_CSR 0x001c
131 
132 /*
133  * Security key table memory.
134  * 16 entries 32-byte for shared key table
135  * 64 entries 32-byte for pairwise key table
136  * 64 entries 8-byte for pairwise ta key table
137  */
138 #define SHARED_KEY_TABLE_BASE 0x1000
139 #define PAIRWISE_KEY_TABLE_BASE 0x1200
140 #define PAIRWISE_TA_TABLE_BASE 0x1a00
141 
142 #define SHARED_KEY_ENTRY(__idx) \
143  ( SHARED_KEY_TABLE_BASE + \
144  ((__idx) * sizeof(struct hw_key_entry)) )
145 #define PAIRWISE_KEY_ENTRY(__idx) \
146  ( PAIRWISE_KEY_TABLE_BASE + \
147  ((__idx) * sizeof(struct hw_key_entry)) )
148 #define PAIRWISE_TA_ENTRY(__idx) \
149  ( PAIRWISE_TA_TABLE_BASE + \
150  ((__idx) * sizeof(struct hw_pairwise_ta_entry)) )
151 
152 struct hw_key_entry {
153  u8 key[16];
154  u8 tx_mic[8];
155  u8 rx_mic[8];
156 } __packed;
157 
162 } __packed;
163 
164 /*
165  * Other on-chip shared memory space.
166  */
167 #define HW_CIS_BASE 0x2000
168 #define HW_NULL_BASE 0x2b00
169 
170 /*
171  * Since NULL frame won't be that long (256 byte),
172  * We steal 16 tail bytes to save debugging settings.
173  */
174 #define HW_DEBUG_SETTING_BASE 0x2bf0
175 
176 /*
177  * On-chip BEACON frame space.
178  */
179 #define HW_BEACON_BASE0 0x2c00
180 #define HW_BEACON_BASE1 0x2d00
181 #define HW_BEACON_BASE2 0x2e00
182 #define HW_BEACON_BASE3 0x2f00
183 
184 #define HW_BEACON_OFFSET(__index) \
185  ( HW_BEACON_BASE0 + (__index * 0x0100) )
186 
187 /*
188  * HOST-MCU shared memory.
189  */
190 
191 /*
192  * H2M_MAILBOX_CSR: Host-to-MCU Mailbox.
193  */
194 #define H2M_MAILBOX_CSR 0x2100
195 #define H2M_MAILBOX_CSR_ARG0 FIELD32(0x000000ff)
196 #define H2M_MAILBOX_CSR_ARG1 FIELD32(0x0000ff00)
197 #define H2M_MAILBOX_CSR_CMD_TOKEN FIELD32(0x00ff0000)
198 #define H2M_MAILBOX_CSR_OWNER FIELD32(0xff000000)
199 
200 /*
201  * MCU_LEDCS: LED control for MCU Mailbox.
202  */
203 #define MCU_LEDCS_LED_MODE FIELD16(0x001f)
204 #define MCU_LEDCS_RADIO_STATUS FIELD16(0x0020)
205 #define MCU_LEDCS_LINK_BG_STATUS FIELD16(0x0040)
206 #define MCU_LEDCS_LINK_A_STATUS FIELD16(0x0080)
207 #define MCU_LEDCS_POLARITY_GPIO_0 FIELD16(0x0100)
208 #define MCU_LEDCS_POLARITY_GPIO_1 FIELD16(0x0200)
209 #define MCU_LEDCS_POLARITY_GPIO_2 FIELD16(0x0400)
210 #define MCU_LEDCS_POLARITY_GPIO_3 FIELD16(0x0800)
211 #define MCU_LEDCS_POLARITY_GPIO_4 FIELD16(0x1000)
212 #define MCU_LEDCS_POLARITY_ACT FIELD16(0x2000)
213 #define MCU_LEDCS_POLARITY_READY_BG FIELD16(0x4000)
214 #define MCU_LEDCS_POLARITY_READY_A FIELD16(0x8000)
215 
216 /*
217  * M2H_CMD_DONE_CSR.
218  */
219 #define M2H_CMD_DONE_CSR 0x2104
220 
221 /*
222  * MCU_TXOP_ARRAY_BASE.
223  */
224 #define MCU_TXOP_ARRAY_BASE 0x2110
225 
226 /*
227  * MAC Control/Status Registers(CSR).
228  * Some values are set in TU, whereas 1 TU == 1024 us.
229  */
230 
231 /*
232  * MAC_CSR0: ASIC revision number.
233  */
234 #define MAC_CSR0 0x3000
235 #define MAC_CSR0_REVISION FIELD32(0x0000000f)
236 #define MAC_CSR0_CHIPSET FIELD32(0x000ffff0)
237 
238 /*
239  * MAC_CSR1: System control register.
240  * SOFT_RESET: Software reset bit, 1: reset, 0: normal.
241  * BBP_RESET: Hardware reset BBP.
242  * HOST_READY: Host is ready after initialization, 1: ready.
243  */
244 #define MAC_CSR1 0x3004
245 #define MAC_CSR1_SOFT_RESET FIELD32(0x00000001)
246 #define MAC_CSR1_BBP_RESET FIELD32(0x00000002)
247 #define MAC_CSR1_HOST_READY FIELD32(0x00000004)
248 
249 /*
250  * MAC_CSR2: STA MAC register 0.
251  */
252 #define MAC_CSR2 0x3008
253 #define MAC_CSR2_BYTE0 FIELD32(0x000000ff)
254 #define MAC_CSR2_BYTE1 FIELD32(0x0000ff00)
255 #define MAC_CSR2_BYTE2 FIELD32(0x00ff0000)
256 #define MAC_CSR2_BYTE3 FIELD32(0xff000000)
257 
258 /*
259  * MAC_CSR3: STA MAC register 1.
260  * UNICAST_TO_ME_MASK:
261  * Used to mask off bits from byte 5 of the MAC address
262  * to determine the UNICAST_TO_ME bit for RX frames.
263  * The full mask is complemented by BSS_ID_MASK:
264  * MASK = BSS_ID_MASK & UNICAST_TO_ME_MASK
265  */
266 #define MAC_CSR3 0x300c
267 #define MAC_CSR3_BYTE4 FIELD32(0x000000ff)
268 #define MAC_CSR3_BYTE5 FIELD32(0x0000ff00)
269 #define MAC_CSR3_UNICAST_TO_ME_MASK FIELD32(0x00ff0000)
270 
271 /*
272  * MAC_CSR4: BSSID register 0.
273  */
274 #define MAC_CSR4 0x3010
275 #define MAC_CSR4_BYTE0 FIELD32(0x000000ff)
276 #define MAC_CSR4_BYTE1 FIELD32(0x0000ff00)
277 #define MAC_CSR4_BYTE2 FIELD32(0x00ff0000)
278 #define MAC_CSR4_BYTE3 FIELD32(0xff000000)
279 
280 /*
281  * MAC_CSR5: BSSID register 1.
282  * BSS_ID_MASK:
283  * This mask is used to mask off bits 0 and 1 of byte 5 of the
284  * BSSID. This will make sure that those bits will be ignored
285  * when determining the MY_BSS of RX frames.
286  * 0: 1-BSSID mode (BSS index = 0)
287  * 1: 2-BSSID mode (BSS index: Byte5, bit 0)
288  * 2: 2-BSSID mode (BSS index: byte5, bit 1)
289  * 3: 4-BSSID mode (BSS index: byte5, bit 0 - 1)
290  */
291 #define MAC_CSR5 0x3014
292 #define MAC_CSR5_BYTE4 FIELD32(0x000000ff)
293 #define MAC_CSR5_BYTE5 FIELD32(0x0000ff00)
294 #define MAC_CSR5_BSS_ID_MASK FIELD32(0x00ff0000)
295 
296 /*
297  * MAC_CSR6: Maximum frame length register.
298  */
299 #define MAC_CSR6 0x3018
300 #define MAC_CSR6_MAX_FRAME_UNIT FIELD32(0x00000fff)
301 
302 /*
303  * MAC_CSR7: Reserved
304  */
305 #define MAC_CSR7 0x301c
306 
307 /*
308  * MAC_CSR8: SIFS/EIFS register.
309  * All units are in US.
310  */
311 #define MAC_CSR8 0x3020
312 #define MAC_CSR8_SIFS FIELD32(0x000000ff)
313 #define MAC_CSR8_SIFS_AFTER_RX_OFDM FIELD32(0x0000ff00)
314 #define MAC_CSR8_EIFS FIELD32(0xffff0000)
315 
316 /*
317  * MAC_CSR9: Back-Off control register.
318  * SLOT_TIME: Slot time, default is 20us for 802.11BG.
319  * CWMIN: Bit for Cwmin. default Cwmin is 31 (2^5 - 1).
320  * CWMAX: Bit for Cwmax, default Cwmax is 1023 (2^10 - 1).
321  * CW_SELECT: 1: CWmin/Cwmax select from register, 0:select from TxD.
322  */
323 #define MAC_CSR9 0x3024
324 #define MAC_CSR9_SLOT_TIME FIELD32(0x000000ff)
325 #define MAC_CSR9_CWMIN FIELD32(0x00000f00)
326 #define MAC_CSR9_CWMAX FIELD32(0x0000f000)
327 #define MAC_CSR9_CW_SELECT FIELD32(0x00010000)
328 
329 /*
330  * MAC_CSR10: Power state configuration.
331  */
332 #define MAC_CSR10 0x3028
333 
334 /*
335  * MAC_CSR11: Power saving transition time register.
336  * DELAY_AFTER_TBCN: Delay after Tbcn expired in units of TU.
337  * TBCN_BEFORE_WAKEUP: Number of beacon before wakeup.
338  * WAKEUP_LATENCY: In unit of TU.
339  */
340 #define MAC_CSR11 0x302c
341 #define MAC_CSR11_DELAY_AFTER_TBCN FIELD32(0x000000ff)
342 #define MAC_CSR11_TBCN_BEFORE_WAKEUP FIELD32(0x00007f00)
343 #define MAC_CSR11_AUTOWAKE FIELD32(0x00008000)
344 #define MAC_CSR11_WAKEUP_LATENCY FIELD32(0x000f0000)
345 
346 /*
347  * MAC_CSR12: Manual power control / status register (merge CSR20 & PWRCSR1).
348  * CURRENT_STATE: 0:sleep, 1:awake.
349  * FORCE_WAKEUP: This has higher priority than PUT_TO_SLEEP.
350  * BBP_CURRENT_STATE: 0: BBP sleep, 1: BBP awake.
351  */
352 #define MAC_CSR12 0x3030
353 #define MAC_CSR12_CURRENT_STATE FIELD32(0x00000001)
354 #define MAC_CSR12_PUT_TO_SLEEP FIELD32(0x00000002)
355 #define MAC_CSR12_FORCE_WAKEUP FIELD32(0x00000004)
356 #define MAC_CSR12_BBP_CURRENT_STATE FIELD32(0x00000008)
357 
358 /*
359  * MAC_CSR13: GPIO.
360  * MAC_CSR13_VALx: GPIO value
361  * MAC_CSR13_DIRx: GPIO direction: 0 = output; 1 = input
362  */
363 #define MAC_CSR13 0x3034
364 #define MAC_CSR13_VAL0 FIELD32(0x00000001)
365 #define MAC_CSR13_VAL1 FIELD32(0x00000002)
366 #define MAC_CSR13_VAL2 FIELD32(0x00000004)
367 #define MAC_CSR13_VAL3 FIELD32(0x00000008)
368 #define MAC_CSR13_VAL4 FIELD32(0x00000010)
369 #define MAC_CSR13_VAL5 FIELD32(0x00000020)
370 #define MAC_CSR13_DIR0 FIELD32(0x00000100)
371 #define MAC_CSR13_DIR1 FIELD32(0x00000200)
372 #define MAC_CSR13_DIR2 FIELD32(0x00000400)
373 #define MAC_CSR13_DIR3 FIELD32(0x00000800)
374 #define MAC_CSR13_DIR4 FIELD32(0x00001000)
375 #define MAC_CSR13_DIR5 FIELD32(0x00002000)
376 
377 /*
378  * MAC_CSR14: LED control register.
379  * ON_PERIOD: On period, default 70ms.
380  * OFF_PERIOD: Off period, default 30ms.
381  * HW_LED: HW TX activity, 1: normal OFF, 0: normal ON.
382  * SW_LED: s/w LED, 1: ON, 0: OFF.
383  * HW_LED_POLARITY: 0: active low, 1: active high.
384  */
385 #define MAC_CSR14 0x3038
386 #define MAC_CSR14_ON_PERIOD FIELD32(0x000000ff)
387 #define MAC_CSR14_OFF_PERIOD FIELD32(0x0000ff00)
388 #define MAC_CSR14_HW_LED FIELD32(0x00010000)
389 #define MAC_CSR14_SW_LED FIELD32(0x00020000)
390 #define MAC_CSR14_HW_LED_POLARITY FIELD32(0x00040000)
391 #define MAC_CSR14_SW_LED2 FIELD32(0x00080000)
392 
393 /*
394  * MAC_CSR15: NAV control.
395  */
396 #define MAC_CSR15 0x303c
397 
398 /*
399  * TXRX control registers.
400  * Some values are set in TU, whereas 1 TU == 1024 us.
401  */
402 
403 /*
404  * TXRX_CSR0: TX/RX configuration register.
405  * TSF_OFFSET: Default is 24.
406  * AUTO_TX_SEQ: 1: ASIC auto replace sequence nr in outgoing frame.
407  * DISABLE_RX: Disable Rx engine.
408  * DROP_CRC: Drop CRC error.
409  * DROP_PHYSICAL: Drop physical error.
410  * DROP_CONTROL: Drop control frame.
411  * DROP_NOT_TO_ME: Drop not to me unicast frame.
412  * DROP_TO_DS: Drop fram ToDs bit is true.
413  * DROP_VERSION_ERROR: Drop version error frame.
414  * DROP_MULTICAST: Drop multicast frames.
415  * DROP_BORADCAST: Drop broadcast frames.
416  * DROP_ACK_CTS: Drop received ACK and CTS.
417  */
418 #define TXRX_CSR0 0x3040
419 #define TXRX_CSR0_RX_ACK_TIMEOUT FIELD32(0x000001ff)
420 #define TXRX_CSR0_TSF_OFFSET FIELD32(0x00007e00)
421 #define TXRX_CSR0_AUTO_TX_SEQ FIELD32(0x00008000)
422 #define TXRX_CSR0_DISABLE_RX FIELD32(0x00010000)
423 #define TXRX_CSR0_DROP_CRC FIELD32(0x00020000)
424 #define TXRX_CSR0_DROP_PHYSICAL FIELD32(0x00040000)
425 #define TXRX_CSR0_DROP_CONTROL FIELD32(0x00080000)
426 #define TXRX_CSR0_DROP_NOT_TO_ME FIELD32(0x00100000)
427 #define TXRX_CSR0_DROP_TO_DS FIELD32(0x00200000)
428 #define TXRX_CSR0_DROP_VERSION_ERROR FIELD32(0x00400000)
429 #define TXRX_CSR0_DROP_MULTICAST FIELD32(0x00800000)
430 #define TXRX_CSR0_DROP_BROADCAST FIELD32(0x01000000)
431 #define TXRX_CSR0_DROP_ACK_CTS FIELD32(0x02000000)
432 #define TXRX_CSR0_TX_WITHOUT_WAITING FIELD32(0x04000000)
433 
434 /*
435  * TXRX_CSR1
436  */
437 #define TXRX_CSR1 0x3044
438 #define TXRX_CSR1_BBP_ID0 FIELD32(0x0000007f)
439 #define TXRX_CSR1_BBP_ID0_VALID FIELD32(0x00000080)
440 #define TXRX_CSR1_BBP_ID1 FIELD32(0x00007f00)
441 #define TXRX_CSR1_BBP_ID1_VALID FIELD32(0x00008000)
442 #define TXRX_CSR1_BBP_ID2 FIELD32(0x007f0000)
443 #define TXRX_CSR1_BBP_ID2_VALID FIELD32(0x00800000)
444 #define TXRX_CSR1_BBP_ID3 FIELD32(0x7f000000)
445 #define TXRX_CSR1_BBP_ID3_VALID FIELD32(0x80000000)
446 
447 /*
448  * TXRX_CSR2
449  */
450 #define TXRX_CSR2 0x3048
451 #define TXRX_CSR2_BBP_ID0 FIELD32(0x0000007f)
452 #define TXRX_CSR2_BBP_ID0_VALID FIELD32(0x00000080)
453 #define TXRX_CSR2_BBP_ID1 FIELD32(0x00007f00)
454 #define TXRX_CSR2_BBP_ID1_VALID FIELD32(0x00008000)
455 #define TXRX_CSR2_BBP_ID2 FIELD32(0x007f0000)
456 #define TXRX_CSR2_BBP_ID2_VALID FIELD32(0x00800000)
457 #define TXRX_CSR2_BBP_ID3 FIELD32(0x7f000000)
458 #define TXRX_CSR2_BBP_ID3_VALID FIELD32(0x80000000)
459 
460 /*
461  * TXRX_CSR3
462  */
463 #define TXRX_CSR3 0x304c
464 #define TXRX_CSR3_BBP_ID0 FIELD32(0x0000007f)
465 #define TXRX_CSR3_BBP_ID0_VALID FIELD32(0x00000080)
466 #define TXRX_CSR3_BBP_ID1 FIELD32(0x00007f00)
467 #define TXRX_CSR3_BBP_ID1_VALID FIELD32(0x00008000)
468 #define TXRX_CSR3_BBP_ID2 FIELD32(0x007f0000)
469 #define TXRX_CSR3_BBP_ID2_VALID FIELD32(0x00800000)
470 #define TXRX_CSR3_BBP_ID3 FIELD32(0x7f000000)
471 #define TXRX_CSR3_BBP_ID3_VALID FIELD32(0x80000000)
472 
473 /*
474  * TXRX_CSR4: Auto-Responder/Tx-retry register.
475  * AUTORESPOND_PREAMBLE: 0:long, 1:short preamble.
476  * OFDM_TX_RATE_DOWN: 1:enable.
477  * OFDM_TX_RATE_STEP: 0:1-step, 1: 2-step, 2:3-step, 3:4-step.
478  * OFDM_TX_FALLBACK_CCK: 0: Fallback to OFDM 6M only, 1: Fallback to CCK 1M,2M.
479  */
480 #define TXRX_CSR4 0x3050
481 #define TXRX_CSR4_TX_ACK_TIMEOUT FIELD32(0x000000ff)
482 #define TXRX_CSR4_CNTL_ACK_POLICY FIELD32(0x00000700)
483 #define TXRX_CSR4_ACK_CTS_PSM FIELD32(0x00010000)
484 #define TXRX_CSR4_AUTORESPOND_ENABLE FIELD32(0x00020000)
485 #define TXRX_CSR4_AUTORESPOND_PREAMBLE FIELD32(0x00040000)
486 #define TXRX_CSR4_OFDM_TX_RATE_DOWN FIELD32(0x00080000)
487 #define TXRX_CSR4_OFDM_TX_RATE_STEP FIELD32(0x00300000)
488 #define TXRX_CSR4_OFDM_TX_FALLBACK_CCK FIELD32(0x00400000)
489 #define TXRX_CSR4_LONG_RETRY_LIMIT FIELD32(0x0f000000)
490 #define TXRX_CSR4_SHORT_RETRY_LIMIT FIELD32(0xf0000000)
491 
492 /*
493  * TXRX_CSR5
494  */
495 #define TXRX_CSR5 0x3054
496 
497 /*
498  * TXRX_CSR6: ACK/CTS payload consumed time
499  */
500 #define TXRX_CSR6 0x3058
501 
502 /*
503  * TXRX_CSR7: OFDM ACK/CTS payload consumed time for 6/9/12/18 mbps.
504  */
505 #define TXRX_CSR7 0x305c
506 #define TXRX_CSR7_ACK_CTS_6MBS FIELD32(0x000000ff)
507 #define TXRX_CSR7_ACK_CTS_9MBS FIELD32(0x0000ff00)
508 #define TXRX_CSR7_ACK_CTS_12MBS FIELD32(0x00ff0000)
509 #define TXRX_CSR7_ACK_CTS_18MBS FIELD32(0xff000000)
510 
511 /*
512  * TXRX_CSR8: OFDM ACK/CTS payload consumed time for 24/36/48/54 mbps.
513  */
514 #define TXRX_CSR8 0x3060
515 #define TXRX_CSR8_ACK_CTS_24MBS FIELD32(0x000000ff)
516 #define TXRX_CSR8_ACK_CTS_36MBS FIELD32(0x0000ff00)
517 #define TXRX_CSR8_ACK_CTS_48MBS FIELD32(0x00ff0000)
518 #define TXRX_CSR8_ACK_CTS_54MBS FIELD32(0xff000000)
519 
520 /*
521  * TXRX_CSR9: Synchronization control register.
522  * BEACON_INTERVAL: In unit of 1/16 TU.
523  * TSF_TICKING: Enable TSF auto counting.
524  * TSF_SYNC: Tsf sync, 0: disable, 1: infra, 2: ad-hoc/master mode.
525  * BEACON_GEN: Enable beacon generator.
526  */
527 #define TXRX_CSR9 0x3064
528 #define TXRX_CSR9_BEACON_INTERVAL FIELD32(0x0000ffff)
529 #define TXRX_CSR9_TSF_TICKING FIELD32(0x00010000)
530 #define TXRX_CSR9_TSF_SYNC FIELD32(0x00060000)
531 #define TXRX_CSR9_TBTT_ENABLE FIELD32(0x00080000)
532 #define TXRX_CSR9_BEACON_GEN FIELD32(0x00100000)
533 #define TXRX_CSR9_TIMESTAMP_COMPENSATE FIELD32(0xff000000)
534 
535 /*
536  * TXRX_CSR10: BEACON alignment.
537  */
538 #define TXRX_CSR10 0x3068
539 
540 /*
541  * TXRX_CSR11: AES mask.
542  */
543 #define TXRX_CSR11 0x306c
544 
545 /*
546  * TXRX_CSR12: TSF low 32.
547  */
548 #define TXRX_CSR12 0x3070
549 #define TXRX_CSR12_LOW_TSFTIMER FIELD32(0xffffffff)
550 
551 /*
552  * TXRX_CSR13: TSF high 32.
553  */
554 #define TXRX_CSR13 0x3074
555 #define TXRX_CSR13_HIGH_TSFTIMER FIELD32(0xffffffff)
556 
557 /*
558  * TXRX_CSR14: TBTT timer.
559  */
560 #define TXRX_CSR14 0x3078
561 
562 /*
563  * TXRX_CSR15: TKIP MIC priority byte "AND" mask.
564  */
565 #define TXRX_CSR15 0x307c
566 
567 /*
568  * PHY control registers.
569  * Some values are set in TU, whereas 1 TU == 1024 us.
570  */
571 
572 /*
573  * PHY_CSR0: RF/PS control.
574  */
575 #define PHY_CSR0 0x3080
576 #define PHY_CSR0_PA_PE_BG FIELD32(0x00010000)
577 #define PHY_CSR0_PA_PE_A FIELD32(0x00020000)
578 
579 /*
580  * PHY_CSR1
581  */
582 #define PHY_CSR1 0x3084
583 
584 /*
585  * PHY_CSR2: Pre-TX BBP control.
586  */
587 #define PHY_CSR2 0x3088
588 
589 /*
590  * PHY_CSR3: BBP serial control register.
591  * VALUE: Register value to program into BBP.
592  * REG_NUM: Selected BBP register.
593  * READ_CONTROL: 0: Write BBP, 1: Read BBP.
594  * BUSY: 1: ASIC is busy execute BBP programming.
595  */
596 #define PHY_CSR3 0x308c
597 #define PHY_CSR3_VALUE FIELD32(0x000000ff)
598 #define PHY_CSR3_REGNUM FIELD32(0x00007f00)
599 #define PHY_CSR3_READ_CONTROL FIELD32(0x00008000)
600 #define PHY_CSR3_BUSY FIELD32(0x00010000)
601 
602 /*
603  * PHY_CSR4: RF serial control register
604  * VALUE: Register value (include register id) serial out to RF/IF chip.
605  * NUMBER_OF_BITS: Number of bits used in RFRegValue (I:20, RFMD:22).
606  * IF_SELECT: 1: select IF to program, 0: select RF to program.
607  * PLL_LD: RF PLL_LD status.
608  * BUSY: 1: ASIC is busy execute RF programming.
609  */
610 #define PHY_CSR4 0x3090
611 #define PHY_CSR4_VALUE FIELD32(0x00ffffff)
612 #define PHY_CSR4_NUMBER_OF_BITS FIELD32(0x1f000000)
613 #define PHY_CSR4_IF_SELECT FIELD32(0x20000000)
614 #define PHY_CSR4_PLL_LD FIELD32(0x40000000)
615 #define PHY_CSR4_BUSY FIELD32(0x80000000)
616 
617 /*
618  * PHY_CSR5: RX to TX signal switch timing control.
619  */
620 #define PHY_CSR5 0x3094
621 #define PHY_CSR5_IQ_FLIP FIELD32(0x00000004)
622 
623 /*
624  * PHY_CSR6: TX to RX signal timing control.
625  */
626 #define PHY_CSR6 0x3098
627 #define PHY_CSR6_IQ_FLIP FIELD32(0x00000004)
628 
629 /*
630  * PHY_CSR7: TX DAC switching timing control.
631  */
632 #define PHY_CSR7 0x309c
633 
634 /*
635  * Security control register.
636  */
637 
638 /*
639  * SEC_CSR0: Shared key table control.
640  */
641 #define SEC_CSR0 0x30a0
642 #define SEC_CSR0_BSS0_KEY0_VALID FIELD32(0x00000001)
643 #define SEC_CSR0_BSS0_KEY1_VALID FIELD32(0x00000002)
644 #define SEC_CSR0_BSS0_KEY2_VALID FIELD32(0x00000004)
645 #define SEC_CSR0_BSS0_KEY3_VALID FIELD32(0x00000008)
646 #define SEC_CSR0_BSS1_KEY0_VALID FIELD32(0x00000010)
647 #define SEC_CSR0_BSS1_KEY1_VALID FIELD32(0x00000020)
648 #define SEC_CSR0_BSS1_KEY2_VALID FIELD32(0x00000040)
649 #define SEC_CSR0_BSS1_KEY3_VALID FIELD32(0x00000080)
650 #define SEC_CSR0_BSS2_KEY0_VALID FIELD32(0x00000100)
651 #define SEC_CSR0_BSS2_KEY1_VALID FIELD32(0x00000200)
652 #define SEC_CSR0_BSS2_KEY2_VALID FIELD32(0x00000400)
653 #define SEC_CSR0_BSS2_KEY3_VALID FIELD32(0x00000800)
654 #define SEC_CSR0_BSS3_KEY0_VALID FIELD32(0x00001000)
655 #define SEC_CSR0_BSS3_KEY1_VALID FIELD32(0x00002000)
656 #define SEC_CSR0_BSS3_KEY2_VALID FIELD32(0x00004000)
657 #define SEC_CSR0_BSS3_KEY3_VALID FIELD32(0x00008000)
658 
659 /*
660  * SEC_CSR1: Shared key table security mode register.
661  */
662 #define SEC_CSR1 0x30a4
663 #define SEC_CSR1_BSS0_KEY0_CIPHER_ALG FIELD32(0x00000007)
664 #define SEC_CSR1_BSS0_KEY1_CIPHER_ALG FIELD32(0x00000070)
665 #define SEC_CSR1_BSS0_KEY2_CIPHER_ALG FIELD32(0x00000700)
666 #define SEC_CSR1_BSS0_KEY3_CIPHER_ALG FIELD32(0x00007000)
667 #define SEC_CSR1_BSS1_KEY0_CIPHER_ALG FIELD32(0x00070000)
668 #define SEC_CSR1_BSS1_KEY1_CIPHER_ALG FIELD32(0x00700000)
669 #define SEC_CSR1_BSS1_KEY2_CIPHER_ALG FIELD32(0x07000000)
670 #define SEC_CSR1_BSS1_KEY3_CIPHER_ALG FIELD32(0x70000000)
671 
672 /*
673  * Pairwise key table valid bitmap registers.
674  * SEC_CSR2: pairwise key table valid bitmap 0.
675  * SEC_CSR3: pairwise key table valid bitmap 1.
676  */
677 #define SEC_CSR2 0x30a8
678 #define SEC_CSR3 0x30ac
679 
680 /*
681  * SEC_CSR4: Pairwise key table lookup control.
682  */
683 #define SEC_CSR4 0x30b0
684 #define SEC_CSR4_ENABLE_BSS0 FIELD32(0x00000001)
685 #define SEC_CSR4_ENABLE_BSS1 FIELD32(0x00000002)
686 #define SEC_CSR4_ENABLE_BSS2 FIELD32(0x00000004)
687 #define SEC_CSR4_ENABLE_BSS3 FIELD32(0x00000008)
688 
689 /*
690  * SEC_CSR5: shared key table security mode register.
691  */
692 #define SEC_CSR5 0x30b4
693 #define SEC_CSR5_BSS2_KEY0_CIPHER_ALG FIELD32(0x00000007)
694 #define SEC_CSR5_BSS2_KEY1_CIPHER_ALG FIELD32(0x00000070)
695 #define SEC_CSR5_BSS2_KEY2_CIPHER_ALG FIELD32(0x00000700)
696 #define SEC_CSR5_BSS2_KEY3_CIPHER_ALG FIELD32(0x00007000)
697 #define SEC_CSR5_BSS3_KEY0_CIPHER_ALG FIELD32(0x00070000)
698 #define SEC_CSR5_BSS3_KEY1_CIPHER_ALG FIELD32(0x00700000)
699 #define SEC_CSR5_BSS3_KEY2_CIPHER_ALG FIELD32(0x07000000)
700 #define SEC_CSR5_BSS3_KEY3_CIPHER_ALG FIELD32(0x70000000)
701 
702 /*
703  * STA control registers.
704  */
705 
706 /*
707  * STA_CSR0: RX PLCP error count & RX FCS error count.
708  */
709 #define STA_CSR0 0x30c0
710 #define STA_CSR0_FCS_ERROR FIELD32(0x0000ffff)
711 #define STA_CSR0_PLCP_ERROR FIELD32(0xffff0000)
712 
713 /*
714  * STA_CSR1: RX False CCA count & RX LONG frame count.
715  */
716 #define STA_CSR1 0x30c4
717 #define STA_CSR1_PHYSICAL_ERROR FIELD32(0x0000ffff)
718 #define STA_CSR1_FALSE_CCA_ERROR FIELD32(0xffff0000)
719 
720 /*
721  * STA_CSR2: TX Beacon count and RX FIFO overflow count.
722  */
723 #define STA_CSR2 0x30c8
724 #define STA_CSR2_RX_FIFO_OVERFLOW_COUNT FIELD32(0x0000ffff)
725 #define STA_CSR2_RX_OVERFLOW_COUNT FIELD32(0xffff0000)
726 
727 /*
728  * STA_CSR3: TX Beacon count.
729  */
730 #define STA_CSR3 0x30cc
731 #define STA_CSR3_TX_BEACON_COUNT FIELD32(0x0000ffff)
732 
733 /*
734  * STA_CSR4: TX Result status register.
735  * VALID: 1:This register contains a valid TX result.
736  */
737 #define STA_CSR4 0x30d0
738 #define STA_CSR4_VALID FIELD32(0x00000001)
739 #define STA_CSR4_TX_RESULT FIELD32(0x0000000e)
740 #define STA_CSR4_RETRY_COUNT FIELD32(0x000000f0)
741 #define STA_CSR4_PID_SUBTYPE FIELD32(0x00001f00)
742 #define STA_CSR4_PID_TYPE FIELD32(0x0000e000)
743 #define STA_CSR4_TXRATE FIELD32(0x000f0000)
744 
745 /*
746  * QOS control registers.
747  */
748 
749 /*
750  * QOS_CSR0: TXOP holder MAC address register.
751  */
752 #define QOS_CSR0 0x30e0
753 #define QOS_CSR0_BYTE0 FIELD32(0x000000ff)
754 #define QOS_CSR0_BYTE1 FIELD32(0x0000ff00)
755 #define QOS_CSR0_BYTE2 FIELD32(0x00ff0000)
756 #define QOS_CSR0_BYTE3 FIELD32(0xff000000)
757 
758 /*
759  * QOS_CSR1: TXOP holder MAC address register.
760  */
761 #define QOS_CSR1 0x30e4
762 #define QOS_CSR1_BYTE4 FIELD32(0x000000ff)
763 #define QOS_CSR1_BYTE5 FIELD32(0x0000ff00)
764 
765 /*
766  * QOS_CSR2: TXOP holder timeout register.
767  */
768 #define QOS_CSR2 0x30e8
769 
770 /*
771  * RX QOS-CFPOLL MAC address register.
772  * QOS_CSR3: RX QOS-CFPOLL MAC address 0.
773  * QOS_CSR4: RX QOS-CFPOLL MAC address 1.
774  */
775 #define QOS_CSR3 0x30ec
776 #define QOS_CSR4 0x30f0
777 
778 /*
779  * QOS_CSR5: "QosControl" field of the RX QOS-CFPOLL.
780  */
781 #define QOS_CSR5 0x30f4
782 
783 /*
784  * Host DMA registers.
785  */
786 
787 /*
788  * AC0_BASE_CSR: AC_VO base address.
789  */
790 #define AC0_BASE_CSR 0x3400
791 #define AC0_BASE_CSR_RING_REGISTER FIELD32(0xffffffff)
792 
793 /*
794  * AC1_BASE_CSR: AC_VI base address.
795  */
796 #define AC1_BASE_CSR 0x3404
797 #define AC1_BASE_CSR_RING_REGISTER FIELD32(0xffffffff)
798 
799 /*
800  * AC2_BASE_CSR: AC_BE base address.
801  */
802 #define AC2_BASE_CSR 0x3408
803 #define AC2_BASE_CSR_RING_REGISTER FIELD32(0xffffffff)
804 
805 /*
806  * AC3_BASE_CSR: AC_BK base address.
807  */
808 #define AC3_BASE_CSR 0x340c
809 #define AC3_BASE_CSR_RING_REGISTER FIELD32(0xffffffff)
810 
811 /*
812  * MGMT_BASE_CSR: MGMT ring base address.
813  */
814 #define MGMT_BASE_CSR 0x3410
815 #define MGMT_BASE_CSR_RING_REGISTER FIELD32(0xffffffff)
816 
817 /*
818  * TX_RING_CSR0: TX Ring size for AC_VO, AC_VI, AC_BE, AC_BK.
819  */
820 #define TX_RING_CSR0 0x3418
821 #define TX_RING_CSR0_AC0_RING_SIZE FIELD32(0x000000ff)
822 #define TX_RING_CSR0_AC1_RING_SIZE FIELD32(0x0000ff00)
823 #define TX_RING_CSR0_AC2_RING_SIZE FIELD32(0x00ff0000)
824 #define TX_RING_CSR0_AC3_RING_SIZE FIELD32(0xff000000)
825 
826 /*
827  * TX_RING_CSR1: TX Ring size for MGMT Ring, HCCA Ring
828  * TXD_SIZE: In unit of 32-bit.
829  */
830 #define TX_RING_CSR1 0x341c
831 #define TX_RING_CSR1_MGMT_RING_SIZE FIELD32(0x000000ff)
832 #define TX_RING_CSR1_HCCA_RING_SIZE FIELD32(0x0000ff00)
833 #define TX_RING_CSR1_TXD_SIZE FIELD32(0x003f0000)
834 
835 /*
836  * AIFSN_CSR: AIFSN for each EDCA AC.
837  * AIFSN0: For AC_VO.
838  * AIFSN1: For AC_VI.
839  * AIFSN2: For AC_BE.
840  * AIFSN3: For AC_BK.
841  */
842 #define AIFSN_CSR 0x3420
843 #define AIFSN_CSR_AIFSN0 FIELD32(0x0000000f)
844 #define AIFSN_CSR_AIFSN1 FIELD32(0x000000f0)
845 #define AIFSN_CSR_AIFSN2 FIELD32(0x00000f00)
846 #define AIFSN_CSR_AIFSN3 FIELD32(0x0000f000)
847 
848 /*
849  * CWMIN_CSR: CWmin for each EDCA AC.
850  * CWMIN0: For AC_VO.
851  * CWMIN1: For AC_VI.
852  * CWMIN2: For AC_BE.
853  * CWMIN3: For AC_BK.
854  */
855 #define CWMIN_CSR 0x3424
856 #define CWMIN_CSR_CWMIN0 FIELD32(0x0000000f)
857 #define CWMIN_CSR_CWMIN1 FIELD32(0x000000f0)
858 #define CWMIN_CSR_CWMIN2 FIELD32(0x00000f00)
859 #define CWMIN_CSR_CWMIN3 FIELD32(0x0000f000)
860 
861 /*
862  * CWMAX_CSR: CWmax for each EDCA AC.
863  * CWMAX0: For AC_VO.
864  * CWMAX1: For AC_VI.
865  * CWMAX2: For AC_BE.
866  * CWMAX3: For AC_BK.
867  */
868 #define CWMAX_CSR 0x3428
869 #define CWMAX_CSR_CWMAX0 FIELD32(0x0000000f)
870 #define CWMAX_CSR_CWMAX1 FIELD32(0x000000f0)
871 #define CWMAX_CSR_CWMAX2 FIELD32(0x00000f00)
872 #define CWMAX_CSR_CWMAX3 FIELD32(0x0000f000)
873 
874 /*
875  * TX_DMA_DST_CSR: TX DMA destination
876  * 0: TX ring0, 1: TX ring1, 2: TX ring2 3: invalid
877  */
878 #define TX_DMA_DST_CSR 0x342c
879 #define TX_DMA_DST_CSR_DEST_AC0 FIELD32(0x00000003)
880 #define TX_DMA_DST_CSR_DEST_AC1 FIELD32(0x0000000c)
881 #define TX_DMA_DST_CSR_DEST_AC2 FIELD32(0x00000030)
882 #define TX_DMA_DST_CSR_DEST_AC3 FIELD32(0x000000c0)
883 #define TX_DMA_DST_CSR_DEST_MGMT FIELD32(0x00000300)
884 
885 /*
886  * TX_CNTL_CSR: KICK/Abort TX.
887  * KICK_TX_AC0: For AC_VO.
888  * KICK_TX_AC1: For AC_VI.
889  * KICK_TX_AC2: For AC_BE.
890  * KICK_TX_AC3: For AC_BK.
891  * ABORT_TX_AC0: For AC_VO.
892  * ABORT_TX_AC1: For AC_VI.
893  * ABORT_TX_AC2: For AC_BE.
894  * ABORT_TX_AC3: For AC_BK.
895  */
896 #define TX_CNTL_CSR 0x3430
897 #define TX_CNTL_CSR_KICK_TX_AC0 FIELD32(0x00000001)
898 #define TX_CNTL_CSR_KICK_TX_AC1 FIELD32(0x00000002)
899 #define TX_CNTL_CSR_KICK_TX_AC2 FIELD32(0x00000004)
900 #define TX_CNTL_CSR_KICK_TX_AC3 FIELD32(0x00000008)
901 #define TX_CNTL_CSR_KICK_TX_MGMT FIELD32(0x00000010)
902 #define TX_CNTL_CSR_ABORT_TX_AC0 FIELD32(0x00010000)
903 #define TX_CNTL_CSR_ABORT_TX_AC1 FIELD32(0x00020000)
904 #define TX_CNTL_CSR_ABORT_TX_AC2 FIELD32(0x00040000)
905 #define TX_CNTL_CSR_ABORT_TX_AC3 FIELD32(0x00080000)
906 #define TX_CNTL_CSR_ABORT_TX_MGMT FIELD32(0x00100000)
907 
908 /*
909  * LOAD_TX_RING_CSR: Load RX desriptor
910  */
911 #define LOAD_TX_RING_CSR 0x3434
912 #define LOAD_TX_RING_CSR_LOAD_TXD_AC0 FIELD32(0x00000001)
913 #define LOAD_TX_RING_CSR_LOAD_TXD_AC1 FIELD32(0x00000002)
914 #define LOAD_TX_RING_CSR_LOAD_TXD_AC2 FIELD32(0x00000004)
915 #define LOAD_TX_RING_CSR_LOAD_TXD_AC3 FIELD32(0x00000008)
916 #define LOAD_TX_RING_CSR_LOAD_TXD_MGMT FIELD32(0x00000010)
917 
918 /*
919  * Several read-only registers, for debugging.
920  */
921 #define AC0_TXPTR_CSR 0x3438
922 #define AC1_TXPTR_CSR 0x343c
923 #define AC2_TXPTR_CSR 0x3440
924 #define AC3_TXPTR_CSR 0x3444
925 #define MGMT_TXPTR_CSR 0x3448
926 
927 /*
928  * RX_BASE_CSR
929  */
930 #define RX_BASE_CSR 0x3450
931 #define RX_BASE_CSR_RING_REGISTER FIELD32(0xffffffff)
932 
933 /*
934  * RX_RING_CSR.
935  * RXD_SIZE: In unit of 32-bit.
936  */
937 #define RX_RING_CSR 0x3454
938 #define RX_RING_CSR_RING_SIZE FIELD32(0x000000ff)
939 #define RX_RING_CSR_RXD_SIZE FIELD32(0x00003f00)
940 #define RX_RING_CSR_RXD_WRITEBACK_SIZE FIELD32(0x00070000)
941 
942 /*
943  * RX_CNTL_CSR
944  */
945 #define RX_CNTL_CSR 0x3458
946 #define RX_CNTL_CSR_ENABLE_RX_DMA FIELD32(0x00000001)
947 #define RX_CNTL_CSR_LOAD_RXD FIELD32(0x00000002)
948 
949 /*
950  * RXPTR_CSR: Read-only, for debugging.
951  */
952 #define RXPTR_CSR 0x345c
953 
954 /*
955  * PCI_CFG_CSR
956  */
957 #define PCI_CFG_CSR 0x3460
958 
959 /*
960  * BUF_FORMAT_CSR
961  */
962 #define BUF_FORMAT_CSR 0x3464
963 
964 /*
965  * INT_SOURCE_CSR: Interrupt source register.
966  * Write one to clear corresponding bit.
967  */
968 #define INT_SOURCE_CSR 0x3468
969 #define INT_SOURCE_CSR_TXDONE FIELD32(0x00000001)
970 #define INT_SOURCE_CSR_RXDONE FIELD32(0x00000002)
971 #define INT_SOURCE_CSR_BEACON_DONE FIELD32(0x00000004)
972 #define INT_SOURCE_CSR_TX_ABORT_DONE FIELD32(0x00000010)
973 #define INT_SOURCE_CSR_AC0_DMA_DONE FIELD32(0x00010000)
974 #define INT_SOURCE_CSR_AC1_DMA_DONE FIELD32(0x00020000)
975 #define INT_SOURCE_CSR_AC2_DMA_DONE FIELD32(0x00040000)
976 #define INT_SOURCE_CSR_AC3_DMA_DONE FIELD32(0x00080000)
977 #define INT_SOURCE_CSR_MGMT_DMA_DONE FIELD32(0x00100000)
978 #define INT_SOURCE_CSR_HCCA_DMA_DONE FIELD32(0x00200000)
979 
980 /*
981  * INT_MASK_CSR: Interrupt MASK register. 1: the interrupt is mask OFF.
982  * MITIGATION_PERIOD: Interrupt mitigation in unit of 32 PCI clock.
983  */
984 #define INT_MASK_CSR 0x346c
985 #define INT_MASK_CSR_TXDONE FIELD32(0x00000001)
986 #define INT_MASK_CSR_RXDONE FIELD32(0x00000002)
987 #define INT_MASK_CSR_BEACON_DONE FIELD32(0x00000004)
988 #define INT_MASK_CSR_TX_ABORT_DONE FIELD32(0x00000010)
989 #define INT_MASK_CSR_ENABLE_MITIGATION FIELD32(0x00000080)
990 #define INT_MASK_CSR_MITIGATION_PERIOD FIELD32(0x0000ff00)
991 #define INT_MASK_CSR_AC0_DMA_DONE FIELD32(0x00010000)
992 #define INT_MASK_CSR_AC1_DMA_DONE FIELD32(0x00020000)
993 #define INT_MASK_CSR_AC2_DMA_DONE FIELD32(0x00040000)
994 #define INT_MASK_CSR_AC3_DMA_DONE FIELD32(0x00080000)
995 #define INT_MASK_CSR_MGMT_DMA_DONE FIELD32(0x00100000)
996 #define INT_MASK_CSR_HCCA_DMA_DONE FIELD32(0x00200000)
997 
998 /*
999  * E2PROM_CSR: EEPROM control register.
1000  * RELOAD: Write 1 to reload eeprom content.
1001  * TYPE_93C46: 1: 93c46, 0:93c66.
1002  * LOAD_STATUS: 1:loading, 0:done.
1003  */
1004 #define E2PROM_CSR 0x3470
1005 #define E2PROM_CSR_RELOAD FIELD32(0x00000001)
1006 #define E2PROM_CSR_DATA_CLOCK FIELD32(0x00000002)
1007 #define E2PROM_CSR_CHIP_SELECT FIELD32(0x00000004)
1008 #define E2PROM_CSR_DATA_IN FIELD32(0x00000008)
1009 #define E2PROM_CSR_DATA_OUT FIELD32(0x00000010)
1010 #define E2PROM_CSR_TYPE_93C46 FIELD32(0x00000020)
1011 #define E2PROM_CSR_LOAD_STATUS FIELD32(0x00000040)
1012 
1013 /*
1014  * AC_TXOP_CSR0: AC_VO/AC_VI TXOP register.
1015  * AC0_TX_OP: For AC_VO, in unit of 32us.
1016  * AC1_TX_OP: For AC_VI, in unit of 32us.
1017  */
1018 #define AC_TXOP_CSR0 0x3474
1019 #define AC_TXOP_CSR0_AC0_TX_OP FIELD32(0x0000ffff)
1020 #define AC_TXOP_CSR0_AC1_TX_OP FIELD32(0xffff0000)
1021 
1022 /*
1023  * AC_TXOP_CSR1: AC_BE/AC_BK TXOP register.
1024  * AC2_TX_OP: For AC_BE, in unit of 32us.
1025  * AC3_TX_OP: For AC_BK, in unit of 32us.
1026  */
1027 #define AC_TXOP_CSR1 0x3478
1028 #define AC_TXOP_CSR1_AC2_TX_OP FIELD32(0x0000ffff)
1029 #define AC_TXOP_CSR1_AC3_TX_OP FIELD32(0xffff0000)
1030 
1031 /*
1032  * DMA_STATUS_CSR
1033  */
1034 #define DMA_STATUS_CSR 0x3480
1035 
1036 /*
1037  * TEST_MODE_CSR
1038  */
1039 #define TEST_MODE_CSR 0x3484
1040 
1041 /*
1042  * UART0_TX_CSR
1043  */
1044 #define UART0_TX_CSR 0x3488
1045 
1046 /*
1047  * UART0_RX_CSR
1048  */
1049 #define UART0_RX_CSR 0x348c
1050 
1051 /*
1052  * UART0_FRAME_CSR
1053  */
1054 #define UART0_FRAME_CSR 0x3490
1055 
1056 /*
1057  * UART0_BUFFER_CSR
1058  */
1059 #define UART0_BUFFER_CSR 0x3494
1060 
1061 /*
1062  * IO_CNTL_CSR
1063  * RF_PS: Set RF interface value to power save
1064  */
1065 #define IO_CNTL_CSR 0x3498
1066 #define IO_CNTL_CSR_RF_PS FIELD32(0x00000004)
1067 
1068 /*
1069  * UART_INT_SOURCE_CSR
1070  */
1071 #define UART_INT_SOURCE_CSR 0x34a8
1072 
1073 /*
1074  * UART_INT_MASK_CSR
1075  */
1076 #define UART_INT_MASK_CSR 0x34ac
1077 
1078 /*
1079  * PBF_QUEUE_CSR
1080  */
1081 #define PBF_QUEUE_CSR 0x34b0
1082 
1083 /*
1084  * Firmware DMA registers.
1085  * Firmware DMA registers are dedicated for MCU usage
1086  * and should not be touched by host driver.
1087  * Therefore we skip the definition of these registers.
1088  */
1089 #define FW_TX_BASE_CSR 0x34c0
1090 #define FW_TX_START_CSR 0x34c4
1091 #define FW_TX_LAST_CSR 0x34c8
1092 #define FW_MODE_CNTL_CSR 0x34cc
1093 #define FW_TXPTR_CSR 0x34d0
1094 
1095 /*
1096  * 8051 firmware image.
1097  */
1098 #define FIRMWARE_RT2561 "rt2561.bin"
1099 #define FIRMWARE_RT2561s "rt2561s.bin"
1100 #define FIRMWARE_RT2661 "rt2661.bin"
1101 #define FIRMWARE_IMAGE_BASE 0x4000
1102 
1103 /*
1104  * BBP registers.
1105  * The wordsize of the BBP is 8 bits.
1106  */
1107 
1108 /*
1109  * R2
1110  */
1111 #define BBP_R2_BG_MODE FIELD8(0x20)
1112 
1113 /*
1114  * R3
1115  */
1116 #define BBP_R3_SMART_MODE FIELD8(0x01)
1117 
1118 /*
1119  * R4: RX antenna control
1120  * FRAME_END: 1 - DPDT, 0 - SPDT (Only valid for 802.11G, RF2527 & RF2529)
1121  */
1122 
1123 /*
1124  * ANTENNA_CONTROL semantics (guessed):
1125  * 0x1: Software controlled antenna switching (fixed or SW diversity)
1126  * 0x2: Hardware diversity.
1127  */
1128 #define BBP_R4_RX_ANTENNA_CONTROL FIELD8(0x03)
1129 #define BBP_R4_RX_FRAME_END FIELD8(0x20)
1130 
1131 /*
1132  * R77
1133  */
1134 #define BBP_R77_RX_ANTENNA FIELD8(0x03)
1135 
1136 /*
1137  * RF registers
1138  */
1139 
1140 /*
1141  * RF 3
1142  */
1143 #define RF3_TXPOWER FIELD32(0x00003e00)
1144 
1145 /*
1146  * RF 4
1147  */
1148 #define RF4_FREQ_OFFSET FIELD32(0x0003f000)
1149 
1150 /*
1151  * EEPROM content.
1152  * The wordsize of the EEPROM is 16 bits.
1153  */
1154 
1155 /*
1156  * HW MAC address.
1157  */
1158 #define EEPROM_MAC_ADDR_0 0x0002
1159 #define EEPROM_MAC_ADDR_BYTE0 FIELD16(0x00ff)
1160 #define EEPROM_MAC_ADDR_BYTE1 FIELD16(0xff00)
1161 #define EEPROM_MAC_ADDR1 0x0003
1162 #define EEPROM_MAC_ADDR_BYTE2 FIELD16(0x00ff)
1163 #define EEPROM_MAC_ADDR_BYTE3 FIELD16(0xff00)
1164 #define EEPROM_MAC_ADDR_2 0x0004
1165 #define EEPROM_MAC_ADDR_BYTE4 FIELD16(0x00ff)
1166 #define EEPROM_MAC_ADDR_BYTE5 FIELD16(0xff00)
1167 
1168 /*
1169  * EEPROM antenna.
1170  * ANTENNA_NUM: Number of antenna's.
1171  * TX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B.
1172  * RX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B.
1173  * FRAME_TYPE: 0: DPDT , 1: SPDT , noted this bit is valid for g only.
1174  * DYN_TXAGC: Dynamic TX AGC control.
1175  * HARDWARE_RADIO: 1: Hardware controlled radio. Read GPIO0.
1176  * RF_TYPE: Rf_type of this adapter.
1177  */
1178 #define EEPROM_ANTENNA 0x0010
1179 #define EEPROM_ANTENNA_NUM FIELD16(0x0003)
1180 #define EEPROM_ANTENNA_TX_DEFAULT FIELD16(0x000c)
1181 #define EEPROM_ANTENNA_RX_DEFAULT FIELD16(0x0030)
1182 #define EEPROM_ANTENNA_FRAME_TYPE FIELD16(0x0040)
1183 #define EEPROM_ANTENNA_DYN_TXAGC FIELD16(0x0200)
1184 #define EEPROM_ANTENNA_HARDWARE_RADIO FIELD16(0x0400)
1185 #define EEPROM_ANTENNA_RF_TYPE FIELD16(0xf800)
1186 
1187 /*
1188  * EEPROM NIC config.
1189  * ENABLE_DIVERSITY: 1:enable, 0:disable.
1190  * EXTERNAL_LNA_BG: External LNA enable for 2.4G.
1191  * CARDBUS_ACCEL: 0:enable, 1:disable.
1192  * EXTERNAL_LNA_A: External LNA enable for 5G.
1193  */
1194 #define EEPROM_NIC 0x0011
1195 #define EEPROM_NIC_ENABLE_DIVERSITY FIELD16(0x0001)
1196 #define EEPROM_NIC_TX_DIVERSITY FIELD16(0x0002)
1197 #define EEPROM_NIC_RX_FIXED FIELD16(0x0004)
1198 #define EEPROM_NIC_TX_FIXED FIELD16(0x0008)
1199 #define EEPROM_NIC_EXTERNAL_LNA_BG FIELD16(0x0010)
1200 #define EEPROM_NIC_CARDBUS_ACCEL FIELD16(0x0020)
1201 #define EEPROM_NIC_EXTERNAL_LNA_A FIELD16(0x0040)
1202 
1203 /*
1204  * EEPROM geography.
1205  * GEO_A: Default geographical setting for 5GHz band
1206  * GEO: Default geographical setting.
1207  */
1208 #define EEPROM_GEOGRAPHY 0x0012
1209 #define EEPROM_GEOGRAPHY_GEO_A FIELD16(0x00ff)
1210 #define EEPROM_GEOGRAPHY_GEO FIELD16(0xff00)
1211 
1212 /*
1213  * EEPROM BBP.
1214  */
1215 #define EEPROM_BBP_START 0x0013
1216 #define EEPROM_BBP_SIZE 16
1217 #define EEPROM_BBP_VALUE FIELD16(0x00ff)
1218 #define EEPROM_BBP_REG_ID FIELD16(0xff00)
1219 
1220 /*
1221  * EEPROM TXPOWER 802.11G
1222  */
1223 #define EEPROM_TXPOWER_G_START 0x0023
1224 #define EEPROM_TXPOWER_G_SIZE 7
1225 #define EEPROM_TXPOWER_G_1 FIELD16(0x00ff)
1226 #define EEPROM_TXPOWER_G_2 FIELD16(0xff00)
1227 
1228 /*
1229  * EEPROM Frequency
1230  */
1231 #define EEPROM_FREQ 0x002f
1232 #define EEPROM_FREQ_OFFSET FIELD16(0x00ff)
1233 #define EEPROM_FREQ_SEQ_MASK FIELD16(0xff00)
1234 #define EEPROM_FREQ_SEQ FIELD16(0x0300)
1235 
1236 /*
1237  * EEPROM LED.
1238  * POLARITY_RDY_G: Polarity RDY_G setting.
1239  * POLARITY_RDY_A: Polarity RDY_A setting.
1240  * POLARITY_ACT: Polarity ACT setting.
1241  * POLARITY_GPIO_0: Polarity GPIO0 setting.
1242  * POLARITY_GPIO_1: Polarity GPIO1 setting.
1243  * POLARITY_GPIO_2: Polarity GPIO2 setting.
1244  * POLARITY_GPIO_3: Polarity GPIO3 setting.
1245  * POLARITY_GPIO_4: Polarity GPIO4 setting.
1246  * LED_MODE: Led mode.
1247  */
1248 #define EEPROM_LED 0x0030
1249 #define EEPROM_LED_POLARITY_RDY_G FIELD16(0x0001)
1250 #define EEPROM_LED_POLARITY_RDY_A FIELD16(0x0002)
1251 #define EEPROM_LED_POLARITY_ACT FIELD16(0x0004)
1252 #define EEPROM_LED_POLARITY_GPIO_0 FIELD16(0x0008)
1253 #define EEPROM_LED_POLARITY_GPIO_1 FIELD16(0x0010)
1254 #define EEPROM_LED_POLARITY_GPIO_2 FIELD16(0x0020)
1255 #define EEPROM_LED_POLARITY_GPIO_3 FIELD16(0x0040)
1256 #define EEPROM_LED_POLARITY_GPIO_4 FIELD16(0x0080)
1257 #define EEPROM_LED_LED_MODE FIELD16(0x1f00)
1258 
1259 /*
1260  * EEPROM TXPOWER 802.11A
1261  */
1262 #define EEPROM_TXPOWER_A_START 0x0031
1263 #define EEPROM_TXPOWER_A_SIZE 12
1264 #define EEPROM_TXPOWER_A_1 FIELD16(0x00ff)
1265 #define EEPROM_TXPOWER_A_2 FIELD16(0xff00)
1266 
1267 /*
1268  * EEPROM RSSI offset 802.11BG
1269  */
1270 #define EEPROM_RSSI_OFFSET_BG 0x004d
1271 #define EEPROM_RSSI_OFFSET_BG_1 FIELD16(0x00ff)
1272 #define EEPROM_RSSI_OFFSET_BG_2 FIELD16(0xff00)
1273 
1274 /*
1275  * EEPROM RSSI offset 802.11A
1276  */
1277 #define EEPROM_RSSI_OFFSET_A 0x004e
1278 #define EEPROM_RSSI_OFFSET_A_1 FIELD16(0x00ff)
1279 #define EEPROM_RSSI_OFFSET_A_2 FIELD16(0xff00)
1280 
1281 /*
1282  * MCU mailbox commands.
1283  */
1284 #define MCU_SLEEP 0x30
1285 #define MCU_WAKEUP 0x31
1286 #define MCU_LED 0x50
1287 #define MCU_LED_STRENGTH 0x52
1288 
1289 /*
1290  * DMA descriptor defines.
1291  */
1292 #define TXD_DESC_SIZE ( 16 * sizeof(__le32) )
1293 #define TXINFO_SIZE ( 6 * sizeof(__le32) )
1294 #define RXD_DESC_SIZE ( 16 * sizeof(__le32) )
1295 
1296 /*
1297  * TX descriptor format for TX, PRIO and Beacon Ring.
1298  */
1299 
1300 /*
1301  * Word0
1302  * TKIP_MIC: ASIC appends TKIP MIC if TKIP is used.
1303  * KEY_TABLE: Use per-client pairwise KEY table.
1304  * KEY_INDEX:
1305  * Key index (0~31) to the pairwise KEY table.
1306  * 0~3 to shared KEY table 0 (BSS0).
1307  * 4~7 to shared KEY table 1 (BSS1).
1308  * 8~11 to shared KEY table 2 (BSS2).
1309  * 12~15 to shared KEY table 3 (BSS3).
1310  * BURST: Next frame belongs to same "burst" event.
1311  */
1312 #define TXD_W0_OWNER_NIC FIELD32(0x00000001)
1313 #define TXD_W0_VALID FIELD32(0x00000002)
1314 #define TXD_W0_MORE_FRAG FIELD32(0x00000004)
1315 #define TXD_W0_ACK FIELD32(0x00000008)
1316 #define TXD_W0_TIMESTAMP FIELD32(0x00000010)
1317 #define TXD_W0_OFDM FIELD32(0x00000020)
1318 #define TXD_W0_IFS FIELD32(0x00000040)
1319 #define TXD_W0_RETRY_MODE FIELD32(0x00000080)
1320 #define TXD_W0_TKIP_MIC FIELD32(0x00000100)
1321 #define TXD_W0_KEY_TABLE FIELD32(0x00000200)
1322 #define TXD_W0_KEY_INDEX FIELD32(0x0000fc00)
1323 #define TXD_W0_DATABYTE_COUNT FIELD32(0x0fff0000)
1324 #define TXD_W0_BURST FIELD32(0x10000000)
1325 #define TXD_W0_CIPHER_ALG FIELD32(0xe0000000)
1326 
1327 /*
1328  * Word1
1329  * HOST_Q_ID: EDCA/HCCA queue ID.
1330  * HW_SEQUENCE: MAC overwrites the frame sequence number.
1331  * BUFFER_COUNT: Number of buffers in this TXD.
1332  */
1333 #define TXD_W1_HOST_Q_ID FIELD32(0x0000000f)
1334 #define TXD_W1_AIFSN FIELD32(0x000000f0)
1335 #define TXD_W1_CWMIN FIELD32(0x00000f00)
1336 #define TXD_W1_CWMAX FIELD32(0x0000f000)
1337 #define TXD_W1_IV_OFFSET FIELD32(0x003f0000)
1338 #define TXD_W1_PIGGY_BACK FIELD32(0x01000000)
1339 #define TXD_W1_HW_SEQUENCE FIELD32(0x10000000)
1340 #define TXD_W1_BUFFER_COUNT FIELD32(0xe0000000)
1341 
1342 /*
1343  * Word2: PLCP information
1344  */
1345 #define TXD_W2_PLCP_SIGNAL FIELD32(0x000000ff)
1346 #define TXD_W2_PLCP_SERVICE FIELD32(0x0000ff00)
1347 #define TXD_W2_PLCP_LENGTH_LOW FIELD32(0x00ff0000)
1348 #define TXD_W2_PLCP_LENGTH_HIGH FIELD32(0xff000000)
1349 
1350 /*
1351  * Word3
1352  */
1353 #define TXD_W3_IV FIELD32(0xffffffff)
1354 
1355 /*
1356  * Word4
1357  */
1358 #define TXD_W4_EIV FIELD32(0xffffffff)
1359 
1360 /*
1361  * Word5
1362  * FRAME_OFFSET: Frame start offset inside ASIC TXFIFO (after TXINFO field).
1363  * TXD_W5_PID_SUBTYPE: Driver assigned packet ID index for txdone handler.
1364  * TXD_W5_PID_TYPE: Driver assigned packet ID type for txdone handler.
1365  * WAITING_DMA_DONE_INT: TXD been filled with data
1366  * and waiting for TxDoneISR housekeeping.
1367  */
1368 #define TXD_W5_FRAME_OFFSET FIELD32(0x000000ff)
1369 #define TXD_W5_PID_SUBTYPE FIELD32(0x00001f00)
1370 #define TXD_W5_PID_TYPE FIELD32(0x0000e000)
1371 #define TXD_W5_TX_POWER FIELD32(0x00ff0000)
1372 #define TXD_W5_WAITING_DMA_DONE_INT FIELD32(0x01000000)
1373 
1374 /*
1375  * the above 24-byte is called TXINFO and will be DMAed to MAC block
1376  * through TXFIFO. MAC block use this TXINFO to control the transmission
1377  * behavior of this frame.
1378  * The following fields are not used by MAC block.
1379  * They are used by DMA block and HOST driver only.
1380  * Once a frame has been DMA to ASIC, all the following fields are useless
1381  * to ASIC.
1382  */
1383 
1384 /*
1385  * Word6-10: Buffer physical address
1386  */
1387 #define TXD_W6_BUFFER_PHYSICAL_ADDRESS FIELD32(0xffffffff)
1388 #define TXD_W7_BUFFER_PHYSICAL_ADDRESS FIELD32(0xffffffff)
1389 #define TXD_W8_BUFFER_PHYSICAL_ADDRESS FIELD32(0xffffffff)
1390 #define TXD_W9_BUFFER_PHYSICAL_ADDRESS FIELD32(0xffffffff)
1391 #define TXD_W10_BUFFER_PHYSICAL_ADDRESS FIELD32(0xffffffff)
1392 
1393 /*
1394  * Word11-13: Buffer length
1395  */
1396 #define TXD_W11_BUFFER_LENGTH0 FIELD32(0x00000fff)
1397 #define TXD_W11_BUFFER_LENGTH1 FIELD32(0x0fff0000)
1398 #define TXD_W12_BUFFER_LENGTH2 FIELD32(0x00000fff)
1399 #define TXD_W12_BUFFER_LENGTH3 FIELD32(0x0fff0000)
1400 #define TXD_W13_BUFFER_LENGTH4 FIELD32(0x00000fff)
1401 
1402 /*
1403  * Word14
1404  */
1405 #define TXD_W14_SK_BUFFER FIELD32(0xffffffff)
1406 
1407 /*
1408  * Word15
1409  */
1410 #define TXD_W15_NEXT_SK_BUFFER FIELD32(0xffffffff)
1411 
1412 /*
1413  * RX descriptor format for RX Ring.
1414  */
1415 
1416 /*
1417  * Word0
1418  * CIPHER_ERROR: 1:ICV error, 2:MIC error, 3:invalid key.
1419  * KEY_INDEX: Decryption key actually used.
1420  */
1421 #define RXD_W0_OWNER_NIC FIELD32(0x00000001)
1422 #define RXD_W0_DROP FIELD32(0x00000002)
1423 #define RXD_W0_UNICAST_TO_ME FIELD32(0x00000004)
1424 #define RXD_W0_MULTICAST FIELD32(0x00000008)
1425 #define RXD_W0_BROADCAST FIELD32(0x00000010)
1426 #define RXD_W0_MY_BSS FIELD32(0x00000020)
1427 #define RXD_W0_CRC_ERROR FIELD32(0x00000040)
1428 #define RXD_W0_OFDM FIELD32(0x00000080)
1429 #define RXD_W0_CIPHER_ERROR FIELD32(0x00000300)
1430 #define RXD_W0_KEY_INDEX FIELD32(0x0000fc00)
1431 #define RXD_W0_DATABYTE_COUNT FIELD32(0x0fff0000)
1432 #define RXD_W0_CIPHER_ALG FIELD32(0xe0000000)
1433 
1434 /*
1435  * Word1
1436  * SIGNAL: RX raw data rate reported by BBP.
1437  */
1438 #define RXD_W1_SIGNAL FIELD32(0x000000ff)
1439 #define RXD_W1_RSSI_AGC FIELD32(0x00001f00)
1440 #define RXD_W1_RSSI_LNA FIELD32(0x00006000)
1441 #define RXD_W1_FRAME_OFFSET FIELD32(0x7f000000)
1442 
1443 /*
1444  * Word2
1445  * IV: Received IV of originally encrypted.
1446  */
1447 #define RXD_W2_IV FIELD32(0xffffffff)
1448 
1449 /*
1450  * Word3
1451  * EIV: Received EIV of originally encrypted.
1452  */
1453 #define RXD_W3_EIV FIELD32(0xffffffff)
1454 
1455 /*
1456  * Word4
1457  * ICV: Received ICV of originally encrypted.
1458  * NOTE: This is a guess, the official definition is "reserved"
1459  */
1460 #define RXD_W4_ICV FIELD32(0xffffffff)
1461 
1462 /*
1463  * the above 20-byte is called RXINFO and will be DMAed to MAC RX block
1464  * and passed to the HOST driver.
1465  * The following fields are for DMA block and HOST usage only.
1466  * Can't be touched by ASIC MAC block.
1467  */
1468 
1469 /*
1470  * Word5
1471  */
1472 #define RXD_W5_BUFFER_PHYSICAL_ADDRESS FIELD32(0xffffffff)
1473 
1474 /*
1475  * Word6-15: Reserved
1476  */
1477 #define RXD_W6_RESERVED FIELD32(0xffffffff)
1478 #define RXD_W7_RESERVED FIELD32(0xffffffff)
1479 #define RXD_W8_RESERVED FIELD32(0xffffffff)
1480 #define RXD_W9_RESERVED FIELD32(0xffffffff)
1481 #define RXD_W10_RESERVED FIELD32(0xffffffff)
1482 #define RXD_W11_RESERVED FIELD32(0xffffffff)
1483 #define RXD_W12_RESERVED FIELD32(0xffffffff)
1484 #define RXD_W13_RESERVED FIELD32(0xffffffff)
1485 #define RXD_W14_RESERVED FIELD32(0xffffffff)
1486 #define RXD_W15_RESERVED FIELD32(0xffffffff)
1487 
1488 /*
1489  * Macros for converting txpower from EEPROM to mac80211 value
1490  * and from mac80211 value to register value.
1491  */
1492 #define MIN_TXPOWER 0
1493 #define MAX_TXPOWER 31
1494 #define DEFAULT_TXPOWER 24
1495 
1496 #define TXPOWER_FROM_DEV(__txpower) \
1497  (((u8)(__txpower)) > MAX_TXPOWER) ? DEFAULT_TXPOWER : (__txpower)
1498 
1499 #define TXPOWER_TO_DEV(__txpower) \
1500  clamp_t(char, __txpower, MIN_TXPOWER, MAX_TXPOWER)
1501 
1502 #endif /* RT61PCI_H */