blob: e7bce8239357830f45973f354fd0f7695b4d693e [file] [log] [blame]
Zhu Yib481de92007-09-25 17:54:57 -07001/******************************************************************************
2 *
3 * This file is provided under a dual BSD/GPLv2 license. When using or
4 * redistributing this file, you may do so under either license.
5 *
6 * GPL LICENSE SUMMARY
7 *
8 * Copyright(c) 2005 - 2007 Intel Corporation. All rights reserved.
9 *
10 * This program is free software; you can redistribute it and/or modify
Ian Schram01ebd062007-10-25 17:15:22 +080011 * it under the terms of version 2 of the GNU General Public License as
Zhu Yib481de92007-09-25 17:54:57 -070012 * published by the Free Software Foundation.
13 *
14 * This program is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
22 * USA
23 *
24 * The full GNU General Public License is included in this distribution
25 * in the file called LICENSE.GPL.
26 *
27 * Contact Information:
28 * James P. Ketrenos <ipw2100-admin@linux.intel.com>
29 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
30 *
31 * BSD LICENSE
32 *
33 * Copyright(c) 2005 - 2007 Intel Corporation. All rights reserved.
34 * All rights reserved.
35 *
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
38 * are met:
39 *
40 * * Redistributions of source code must retain the above copyright
41 * notice, this list of conditions and the following disclaimer.
42 * * Redistributions in binary form must reproduce the above copyright
43 * notice, this list of conditions and the following disclaimer in
44 * the documentation and/or other materials provided with the
45 * distribution.
46 * * Neither the name Intel Corporation nor the names of its
47 * contributors may be used to endorse or promote products derived
48 * from this software without specific prior written permission.
49 *
50 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
51 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
52 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
53 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
54 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
55 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
56 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
57 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
58 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
59 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
60 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
61 *
62 *****************************************************************************/
63
64#ifndef __iwl_4965_hw_h__
65#define __iwl_4965_hw_h__
66
Ben Cahill1fea8e82007-11-29 11:09:52 +080067/*
68 * uCode queue management definitions ...
69 * Queue #4 is the command queue for 3945 and 4965; map it to Tx FIFO chnl 4.
70 * The first queue used for block-ack aggregation is #7 (4965 only).
71 * All block-ack aggregation queues should map to Tx DMA/FIFO channel 7.
72 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +080073#define IWL_CMD_QUEUE_NUM 4
74#define IWL_CMD_FIFO_NUM 4
75#define IWL_BACK_QUEUE_FIRST_ID 7
76
77/* Tx rates */
78#define IWL_CCK_RATES 4
79#define IWL_OFDM_RATES 8
80
81#define IWL_HT_RATES 16
82
83#define IWL_MAX_RATES (IWL_CCK_RATES+IWL_OFDM_RATES+IWL_HT_RATES)
84
85/* Time constants */
86#define SHORT_SLOT_TIME 9
87#define LONG_SLOT_TIME 20
88
89/* RSSI to dBm */
90#define IWL_RSSI_OFFSET 44
91
92/*
Ben Cahill796083c2007-11-29 11:09:45 +080093 * EEPROM related constants, enums, and structures.
Christoph Hellwig5d08cd12007-10-25 17:15:50 +080094 */
95
Ben Cahill796083c2007-11-29 11:09:45 +080096/*
97 * EEPROM access time values:
98 *
99 * Driver initiates EEPROM read by writing byte address << 1 to CSR_EEPROM_REG,
100 * then clearing (with subsequent read/modify/write) CSR_EEPROM_REG bit
101 * CSR_EEPROM_REG_BIT_CMD (0x2).
102 * Driver then polls CSR_EEPROM_REG for CSR_EEPROM_REG_READ_VALID_MSK (0x1).
103 * When polling, wait 10 uSec between polling loops, up to a maximum 5000 uSec.
104 * Driver reads 16-bit value from bits 31-16 of CSR_EEPROM_REG.
105 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800106#define IWL_EEPROM_ACCESS_TIMEOUT 5000 /* uSec */
107#define IWL_EEPROM_ACCESS_DELAY 10 /* uSec */
Ben Cahill796083c2007-11-29 11:09:45 +0800108
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800109/* EEPROM field values */
110#define ANTENNA_SWITCH_NORMAL 0
111#define ANTENNA_SWITCH_INVERSE 1
112
Ben Cahill796083c2007-11-29 11:09:45 +0800113/*
114 * Regulatory channel usage flags in EEPROM struct iwl4965_eeprom_channel.flags.
115 *
116 * IBSS and/or AP operation is allowed *only* on those channels with
117 * (VALID && IBSS && ACTIVE && !RADAR). This restriction is in place because
118 * RADAR detection is not supported by the 4965 driver, but is a
119 * requirement for establishing a new network for legal operation on channels
120 * requiring RADAR detection or restricting ACTIVE scanning.
121 *
122 * NOTE: "WIDE" flag does not indicate anything about "FAT" 40 MHz channels.
123 * It only indicates that 20 MHz channel use is supported; FAT channel
124 * usage is indicated by a separate set of regulatory flags for each
125 * FAT channel pair.
126 *
127 * NOTE: Using a channel inappropriately will result in a uCode error!
128 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800129enum {
130 EEPROM_CHANNEL_VALID = (1 << 0), /* usable for this SKU/geo */
Ben Cahill796083c2007-11-29 11:09:45 +0800131 EEPROM_CHANNEL_IBSS = (1 << 1), /* usable as an IBSS channel */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800132 /* Bit 2 Reserved */
133 EEPROM_CHANNEL_ACTIVE = (1 << 3), /* active scanning allowed */
134 EEPROM_CHANNEL_RADAR = (1 << 4), /* radar detection required */
Ben Cahill796083c2007-11-29 11:09:45 +0800135 EEPROM_CHANNEL_WIDE = (1 << 5), /* 20 MHz channel okay */
136 EEPROM_CHANNEL_NARROW = (1 << 6), /* 10 MHz channel, not used */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800137 EEPROM_CHANNEL_DFS = (1 << 7), /* dynamic freq selection candidate */
138};
139
140/* EEPROM field lengths */
141#define EEPROM_BOARD_PBA_NUMBER_LENGTH 11
142
143/* EEPROM field lengths */
144#define EEPROM_BOARD_PBA_NUMBER_LENGTH 11
145#define EEPROM_REGULATORY_SKU_ID_LENGTH 4
146#define EEPROM_REGULATORY_BAND1_CHANNELS_LENGTH 14
147#define EEPROM_REGULATORY_BAND2_CHANNELS_LENGTH 13
148#define EEPROM_REGULATORY_BAND3_CHANNELS_LENGTH 12
149#define EEPROM_REGULATORY_BAND4_CHANNELS_LENGTH 11
150#define EEPROM_REGULATORY_BAND5_CHANNELS_LENGTH 6
151
152#define EEPROM_REGULATORY_BAND_24_FAT_CHANNELS_LENGTH 7
153#define EEPROM_REGULATORY_BAND_52_FAT_CHANNELS_LENGTH 11
154#define EEPROM_REGULATORY_CHANNELS_LENGTH ( \
155 EEPROM_REGULATORY_BAND1_CHANNELS_LENGTH + \
156 EEPROM_REGULATORY_BAND2_CHANNELS_LENGTH + \
157 EEPROM_REGULATORY_BAND3_CHANNELS_LENGTH + \
158 EEPROM_REGULATORY_BAND4_CHANNELS_LENGTH + \
159 EEPROM_REGULATORY_BAND5_CHANNELS_LENGTH + \
160 EEPROM_REGULATORY_BAND_24_FAT_CHANNELS_LENGTH + \
161 EEPROM_REGULATORY_BAND_52_FAT_CHANNELS_LENGTH)
162
163#define EEPROM_REGULATORY_NUMBER_OF_BANDS 5
164
165/* SKU Capabilities */
166#define EEPROM_SKU_CAP_SW_RF_KILL_ENABLE (1 << 0)
167#define EEPROM_SKU_CAP_HW_RF_KILL_ENABLE (1 << 1)
168#define EEPROM_SKU_CAP_OP_MODE_MRC (1 << 7)
169
Ben Cahill796083c2007-11-29 11:09:45 +0800170/* *regulatory* channel data format in eeprom, one for each channel.
171 * There are separate entries for FAT (40 MHz) vs. normal (20 MHz) channels. */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800172struct iwl4965_eeprom_channel {
Ben Cahill796083c2007-11-29 11:09:45 +0800173 u8 flags; /* EEPROM_CHANNEL_* flags copied from EEPROM */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800174 s8 max_power_avg; /* max power (dBm) on this chnl, limit 31 */
175} __attribute__ ((packed));
176
Ben Cahill796083c2007-11-29 11:09:45 +0800177/* 4965 has two radio transmitters (and 3 radio receivers) */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800178#define EEPROM_TX_POWER_TX_CHAINS (2)
Ben Cahill796083c2007-11-29 11:09:45 +0800179
180/* 4965 has room for up to 8 sets of txpower calibration data */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800181#define EEPROM_TX_POWER_BANDS (8)
Ben Cahill796083c2007-11-29 11:09:45 +0800182
183/* 4965 factory calibration measures txpower gain settings for
184 * each of 3 target output levels */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800185#define EEPROM_TX_POWER_MEASUREMENTS (3)
Ben Cahill796083c2007-11-29 11:09:45 +0800186
Ben Cahill796083c2007-11-29 11:09:45 +0800187/* 4965 driver does not work with txpower calibration version < 5.
188 * Look for this in calib_version member of struct iwl4965_eeprom. */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800189#define EEPROM_TX_POWER_VERSION_NEW (5)
190
Ben Cahill796083c2007-11-29 11:09:45 +0800191
192/*
193 * 4965 factory calibration data for one txpower level, on one channel,
194 * measured on one of the 2 tx chains (radio transmitter and associated
195 * antenna). EEPROM contains:
196 *
197 * 1) Temperature (degrees Celsius) of device when measurement was made.
198 *
199 * 2) Gain table index used to achieve the target measurement power.
200 * This refers to the "well-known" gain tables (see iwl-4965-hw.h).
201 *
202 * 3) Actual measured output power, in half-dBm ("34" = 17 dBm).
203 *
204 * 4) RF power amplifier detector level measurement (not used).
205 */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800206struct iwl4965_eeprom_calib_measure {
Ben Cahill796083c2007-11-29 11:09:45 +0800207 u8 temperature; /* Device temperature (Celsius) */
208 u8 gain_idx; /* Index into gain table */
209 u8 actual_pow; /* Measured RF output power, half-dBm */
210 s8 pa_det; /* Power amp detector level (not used) */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800211} __attribute__ ((packed));
212
Ben Cahill796083c2007-11-29 11:09:45 +0800213
214/*
215 * 4965 measurement set for one channel. EEPROM contains:
216 *
217 * 1) Channel number measured
218 *
219 * 2) Measurements for each of 3 power levels for each of 2 radio transmitters
220 * (a.k.a. "tx chains") (6 measurements altogether)
221 */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800222struct iwl4965_eeprom_calib_ch_info {
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800223 u8 ch_num;
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800224 struct iwl4965_eeprom_calib_measure measurements[EEPROM_TX_POWER_TX_CHAINS]
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800225 [EEPROM_TX_POWER_MEASUREMENTS];
226} __attribute__ ((packed));
227
Ben Cahill796083c2007-11-29 11:09:45 +0800228/*
229 * 4965 txpower subband info.
230 *
231 * For each frequency subband, EEPROM contains the following:
232 *
233 * 1) First and last channels within range of the subband. "0" values
234 * indicate that this sample set is not being used.
235 *
236 * 2) Sample measurement sets for 2 channels close to the range endpoints.
237 */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800238struct iwl4965_eeprom_calib_subband_info {
Ben Cahill796083c2007-11-29 11:09:45 +0800239 u8 ch_from; /* channel number of lowest channel in subband */
240 u8 ch_to; /* channel number of highest channel in subband */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800241 struct iwl4965_eeprom_calib_ch_info ch1;
242 struct iwl4965_eeprom_calib_ch_info ch2;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800243} __attribute__ ((packed));
244
Ben Cahill796083c2007-11-29 11:09:45 +0800245
246/*
247 * 4965 txpower calibration info. EEPROM contains:
248 *
249 * 1) Factory-measured saturation power levels (maximum levels at which
250 * tx power amplifier can output a signal without too much distortion).
251 * There is one level for 2.4 GHz band and one for 5 GHz band. These
252 * values apply to all channels within each of the bands.
253 *
254 * 2) Factory-measured power supply voltage level. This is assumed to be
255 * constant (i.e. same value applies to all channels/bands) while the
256 * factory measurements are being made.
257 *
258 * 3) Up to 8 sets of factory-measured txpower calibration values.
259 * These are for different frequency ranges, since txpower gain
260 * characteristics of the analog radio circuitry vary with frequency.
261 *
262 * Not all sets need to be filled with data;
263 * struct iwl4965_eeprom_calib_subband_info contains range of channels
264 * (0 if unused) for each set of data.
265 */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800266struct iwl4965_eeprom_calib_info {
Ben Cahill796083c2007-11-29 11:09:45 +0800267 u8 saturation_power24; /* half-dBm (e.g. "34" = 17 dBm) */
268 u8 saturation_power52; /* half-dBm */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800269 s16 voltage; /* signed */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800270 struct iwl4965_eeprom_calib_subband_info band_info[EEPROM_TX_POWER_BANDS];
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800271} __attribute__ ((packed));
272
273
Ben Cahill796083c2007-11-29 11:09:45 +0800274/*
275 * 4965 EEPROM map
276 */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800277struct iwl4965_eeprom {
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800278 u8 reserved0[16];
279#define EEPROM_DEVICE_ID (2*0x08) /* 2 bytes */
Ben Cahill796083c2007-11-29 11:09:45 +0800280 u16 device_id; /* abs.ofs: 16 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800281 u8 reserved1[2];
282#define EEPROM_PMC (2*0x0A) /* 2 bytes */
283 u16 pmc; /* abs.ofs: 20 */
284 u8 reserved2[20];
285#define EEPROM_MAC_ADDRESS (2*0x15) /* 6 bytes */
286 u8 mac_address[6]; /* abs.ofs: 42 */
287 u8 reserved3[58];
288#define EEPROM_BOARD_REVISION (2*0x35) /* 2 bytes */
289 u16 board_revision; /* abs.ofs: 106 */
290 u8 reserved4[11];
291#define EEPROM_BOARD_PBA_NUMBER (2*0x3B+1) /* 9 bytes */
292 u8 board_pba_number[9]; /* abs.ofs: 119 */
293 u8 reserved5[8];
294#define EEPROM_VERSION (2*0x44) /* 2 bytes */
295 u16 version; /* abs.ofs: 136 */
296#define EEPROM_SKU_CAP (2*0x45) /* 1 bytes */
297 u8 sku_cap; /* abs.ofs: 138 */
298#define EEPROM_LEDS_MODE (2*0x45+1) /* 1 bytes */
299 u8 leds_mode; /* abs.ofs: 139 */
300#define EEPROM_OEM_MODE (2*0x46) /* 2 bytes */
301 u16 oem_mode;
302#define EEPROM_WOWLAN_MODE (2*0x47) /* 2 bytes */
303 u16 wowlan_mode; /* abs.ofs: 142 */
304#define EEPROM_LEDS_TIME_INTERVAL (2*0x48) /* 2 bytes */
305 u16 leds_time_interval; /* abs.ofs: 144 */
306#define EEPROM_LEDS_OFF_TIME (2*0x49) /* 1 bytes */
307 u8 leds_off_time; /* abs.ofs: 146 */
308#define EEPROM_LEDS_ON_TIME (2*0x49+1) /* 1 bytes */
309 u8 leds_on_time; /* abs.ofs: 147 */
310#define EEPROM_ALMGOR_M_VERSION (2*0x4A) /* 1 bytes */
311 u8 almgor_m_version; /* abs.ofs: 148 */
312#define EEPROM_ANTENNA_SWITCH_TYPE (2*0x4A+1) /* 1 bytes */
313 u8 antenna_switch_type; /* abs.ofs: 149 */
314 u8 reserved6[8];
315#define EEPROM_4965_BOARD_REVISION (2*0x4F) /* 2 bytes */
316 u16 board_revision_4965; /* abs.ofs: 158 */
317 u8 reserved7[13];
318#define EEPROM_4965_BOARD_PBA (2*0x56+1) /* 9 bytes */
319 u8 board_pba_number_4965[9]; /* abs.ofs: 173 */
320 u8 reserved8[10];
321#define EEPROM_REGULATORY_SKU_ID (2*0x60) /* 4 bytes */
322 u8 sku_id[4]; /* abs.ofs: 192 */
Ben Cahill796083c2007-11-29 11:09:45 +0800323
324/*
325 * Per-channel regulatory data.
326 *
327 * Each channel that *might* be supported by 3945 or 4965 has a fixed location
328 * in EEPROM containing EEPROM_CHANNEL_* usage flags (LSB) and max regulatory
329 * txpower (MSB).
330 *
331 * Entries immediately below are for 20 MHz channel width. FAT (40 MHz)
332 * channels (only for 4965, not supported by 3945) appear later in the EEPROM.
333 *
334 * 2.4 GHz channels 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14
335 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800336#define EEPROM_REGULATORY_BAND_1 (2*0x62) /* 2 bytes */
337 u16 band_1_count; /* abs.ofs: 196 */
338#define EEPROM_REGULATORY_BAND_1_CHANNELS (2*0x63) /* 28 bytes */
Ben Cahill796083c2007-11-29 11:09:45 +0800339 struct iwl4965_eeprom_channel band_1_channels[14]; /* abs.ofs: 196 */
340
341/*
342 * 4.9 GHz channels 183, 184, 185, 187, 188, 189, 192, 196,
343 * 5.0 GHz channels 7, 8, 11, 12, 16
344 * (4915-5080MHz) (none of these is ever supported)
345 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800346#define EEPROM_REGULATORY_BAND_2 (2*0x71) /* 2 bytes */
347 u16 band_2_count; /* abs.ofs: 226 */
348#define EEPROM_REGULATORY_BAND_2_CHANNELS (2*0x72) /* 26 bytes */
Ben Cahill796083c2007-11-29 11:09:45 +0800349 struct iwl4965_eeprom_channel band_2_channels[13]; /* abs.ofs: 228 */
350
351/*
352 * 5.2 GHz channels 34, 36, 38, 40, 42, 44, 46, 48, 52, 56, 60, 64
353 * (5170-5320MHz)
354 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800355#define EEPROM_REGULATORY_BAND_3 (2*0x7F) /* 2 bytes */
356 u16 band_3_count; /* abs.ofs: 254 */
357#define EEPROM_REGULATORY_BAND_3_CHANNELS (2*0x80) /* 24 bytes */
Ben Cahill796083c2007-11-29 11:09:45 +0800358 struct iwl4965_eeprom_channel band_3_channels[12]; /* abs.ofs: 256 */
359
360/*
361 * 5.5 GHz channels 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140
362 * (5500-5700MHz)
363 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800364#define EEPROM_REGULATORY_BAND_4 (2*0x8C) /* 2 bytes */
365 u16 band_4_count; /* abs.ofs: 280 */
366#define EEPROM_REGULATORY_BAND_4_CHANNELS (2*0x8D) /* 22 bytes */
Ben Cahill796083c2007-11-29 11:09:45 +0800367 struct iwl4965_eeprom_channel band_4_channels[11]; /* abs.ofs: 282 */
368
369/*
370 * 5.7 GHz channels 145, 149, 153, 157, 161, 165
371 * (5725-5825MHz)
372 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800373#define EEPROM_REGULATORY_BAND_5 (2*0x98) /* 2 bytes */
374 u16 band_5_count; /* abs.ofs: 304 */
375#define EEPROM_REGULATORY_BAND_5_CHANNELS (2*0x99) /* 12 bytes */
Ben Cahill796083c2007-11-29 11:09:45 +0800376 struct iwl4965_eeprom_channel band_5_channels[6]; /* abs.ofs: 306 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800377
378 u8 reserved10[2];
Ben Cahill796083c2007-11-29 11:09:45 +0800379
380
381/*
382 * 2.4 GHz FAT channels 1 (5), 2 (6), 3 (7), 4 (8), 5 (9), 6 (10), 7 (11)
383 *
384 * The channel listed is the center of the lower 20 MHz half of the channel.
385 * The overall center frequency is actually 2 channels (10 MHz) above that,
386 * and the upper half of each FAT channel is centered 4 channels (20 MHz) away
387 * from the lower half; e.g. the upper half of FAT channel 1 is channel 5,
388 * and the overall FAT channel width centers on channel 3.
389 *
390 * NOTE: The RXON command uses 20 MHz channel numbers to specify the
391 * control channel to which to tune. RXON also specifies whether the
392 * control channel is the upper or lower half of a FAT channel.
393 *
394 * NOTE: 4965 does not support FAT channels on 2.4 GHz.
395 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800396#define EEPROM_REGULATORY_BAND_24_FAT_CHANNELS (2*0xA0) /* 14 bytes */
Ben Cahill796083c2007-11-29 11:09:45 +0800397 struct iwl4965_eeprom_channel band_24_channels[7]; /* abs.ofs: 320 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800398 u8 reserved11[2];
Ben Cahill796083c2007-11-29 11:09:45 +0800399
400/*
401 * 5.2 GHz FAT channels 36 (40), 44 (48), 52 (56), 60 (64),
402 * 100 (104), 108 (112), 116 (120), 124 (128), 132 (136), 149 (153), 157 (161)
403 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800404#define EEPROM_REGULATORY_BAND_52_FAT_CHANNELS (2*0xA8) /* 22 bytes */
Ben Cahill796083c2007-11-29 11:09:45 +0800405 struct iwl4965_eeprom_channel band_52_channels[11]; /* abs.ofs: 336 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800406 u8 reserved12[6];
Ben Cahill796083c2007-11-29 11:09:45 +0800407
408/*
409 * 4965 driver requires txpower calibration format version 5 or greater.
410 * Driver does not work with txpower calibration version < 5.
411 * This value is simply a 16-bit number, no major/minor versions here.
412 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800413#define EEPROM_CALIB_VERSION_OFFSET (2*0xB6) /* 2 bytes */
414 u16 calib_version; /* abs.ofs: 364 */
415 u8 reserved13[2];
Ben Cahill40ac81a2007-11-29 11:09:46 +0800416 u8 reserved14[96]; /* abs.ofs: 368 */
Ben Cahill796083c2007-11-29 11:09:45 +0800417
418/*
419 * 4965 Txpower calibration data.
420 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800421#define EEPROM_IWL_CALIB_TXPOWER_OFFSET (2*0xE8) /* 48 bytes */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800422 struct iwl4965_eeprom_calib_info calib_info; /* abs.ofs: 464 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800423
424 u8 reserved16[140]; /* fill out to full 1024 byte block */
425
426
427} __attribute__ ((packed));
428
429#define IWL_EEPROM_IMAGE_SIZE 1024
430
Ben Cahill796083c2007-11-29 11:09:45 +0800431/* End of EEPROM */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800432
433#include "iwl-4965-commands.h"
434
435#define PCI_LINK_CTRL 0x0F0
436#define PCI_POWER_SOURCE 0x0C8
437#define PCI_REG_WUM8 0x0E8
438#define PCI_CFG_PMC_PME_FROM_D3COLD_SUPPORT (0x80000000)
439
440/*=== CSR (control and status registers) ===*/
441#define CSR_BASE (0x000)
442
443#define CSR_SW_VER (CSR_BASE+0x000)
444#define CSR_HW_IF_CONFIG_REG (CSR_BASE+0x000) /* hardware interface config */
445#define CSR_INT_COALESCING (CSR_BASE+0x004) /* accum ints, 32-usec units */
446#define CSR_INT (CSR_BASE+0x008) /* host interrupt status/ack */
447#define CSR_INT_MASK (CSR_BASE+0x00c) /* host interrupt enable */
448#define CSR_FH_INT_STATUS (CSR_BASE+0x010) /* busmaster int status/ack*/
449#define CSR_GPIO_IN (CSR_BASE+0x018) /* read external chip pins */
450#define CSR_RESET (CSR_BASE+0x020) /* busmaster enable, NMI, etc*/
451#define CSR_GP_CNTRL (CSR_BASE+0x024)
Ben Cahill1fea8e82007-11-29 11:09:52 +0800452
453/*
454 * Hardware revision info
455 * Bit fields:
456 * 31-8: Reserved
457 * 7-4: Type of device: 0x0 = 4965, 0xd = 3945
458 * 3-2: Revision step: 0 = A, 1 = B, 2 = C, 3 = D
459 * 1-0: "Dash" value, as in A-1, etc.
460 *
461 * NOTE: Revision step affects calculation of CCK txpower for 4965.
462 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800463#define CSR_HW_REV (CSR_BASE+0x028)
Ben Cahill1fea8e82007-11-29 11:09:52 +0800464
465/* EEPROM reads */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800466#define CSR_EEPROM_REG (CSR_BASE+0x02c)
467#define CSR_EEPROM_GP (CSR_BASE+0x030)
468#define CSR_GP_UCODE (CSR_BASE+0x044)
469#define CSR_UCODE_DRV_GP1 (CSR_BASE+0x054)
470#define CSR_UCODE_DRV_GP1_SET (CSR_BASE+0x058)
471#define CSR_UCODE_DRV_GP1_CLR (CSR_BASE+0x05c)
472#define CSR_UCODE_DRV_GP2 (CSR_BASE+0x060)
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800473#define CSR_GIO_CHICKEN_BITS (CSR_BASE+0x100)
Ben Cahill1fea8e82007-11-29 11:09:52 +0800474
475/*
476 * Indicates hardware rev, to determine CCK backoff for txpower calculation.
477 * Bit fields:
478 * 3-2: 0 = A, 1 = B, 2 = C, 3 = D step
479 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800480#define CSR_HW_REV_WA_REG (CSR_BASE+0x22C)
481
482/* HW I/F configuration */
483#define CSR_HW_IF_CONFIG_REG_BIT_ALMAGOR_MB (0x00000100)
484#define CSR_HW_IF_CONFIG_REG_BIT_ALMAGOR_MM (0x00000200)
485#define CSR_HW_IF_CONFIG_REG_BIT_SKU_MRC (0x00000400)
486#define CSR_HW_IF_CONFIG_REG_BIT_BOARD_TYPE (0x00000800)
487#define CSR_HW_IF_CONFIG_REG_BITS_SILICON_TYPE_A (0x00000000)
488#define CSR_HW_IF_CONFIG_REG_BITS_SILICON_TYPE_B (0x00001000)
489#define CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM (0x00200000)
490
491/* interrupt flags in INTA, set by uCode or hardware (e.g. dma),
492 * acknowledged (reset) by host writing "1" to flagged bits. */
493#define CSR_INT_BIT_FH_RX (1<<31) /* Rx DMA, cmd responses, FH_INT[17:16] */
494#define CSR_INT_BIT_HW_ERR (1<<29) /* DMA hardware error FH_INT[31] */
495#define CSR_INT_BIT_DNLD (1<<28) /* uCode Download */
496#define CSR_INT_BIT_FH_TX (1<<27) /* Tx DMA FH_INT[1:0] */
497#define CSR_INT_BIT_MAC_CLK_ACTV (1<<26) /* NIC controller's clock toggled on/off */
498#define CSR_INT_BIT_SW_ERR (1<<25) /* uCode error */
499#define CSR_INT_BIT_RF_KILL (1<<7) /* HW RFKILL switch GP_CNTRL[27] toggled */
500#define CSR_INT_BIT_CT_KILL (1<<6) /* Critical temp (chip too hot) rfkill */
501#define CSR_INT_BIT_SW_RX (1<<3) /* Rx, command responses, 3945 */
502#define CSR_INT_BIT_WAKEUP (1<<1) /* NIC controller waking up (pwr mgmt) */
503#define CSR_INT_BIT_ALIVE (1<<0) /* uCode interrupts once it initializes */
504
505#define CSR_INI_SET_MASK (CSR_INT_BIT_FH_RX | \
506 CSR_INT_BIT_HW_ERR | \
507 CSR_INT_BIT_FH_TX | \
508 CSR_INT_BIT_SW_ERR | \
509 CSR_INT_BIT_RF_KILL | \
510 CSR_INT_BIT_SW_RX | \
511 CSR_INT_BIT_WAKEUP | \
512 CSR_INT_BIT_ALIVE)
513
514/* interrupt flags in FH (flow handler) (PCI busmaster DMA) */
515#define CSR_FH_INT_BIT_ERR (1<<31) /* Error */
516#define CSR_FH_INT_BIT_HI_PRIOR (1<<30) /* High priority Rx, bypass coalescing */
517#define CSR_FH_INT_BIT_RX_CHNL2 (1<<18) /* Rx channel 2 (3945 only) */
518#define CSR_FH_INT_BIT_RX_CHNL1 (1<<17) /* Rx channel 1 */
519#define CSR_FH_INT_BIT_RX_CHNL0 (1<<16) /* Rx channel 0 */
520#define CSR_FH_INT_BIT_TX_CHNL6 (1<<6) /* Tx channel 6 (3945 only) */
521#define CSR_FH_INT_BIT_TX_CHNL1 (1<<1) /* Tx channel 1 */
522#define CSR_FH_INT_BIT_TX_CHNL0 (1<<0) /* Tx channel 0 */
523
524#define CSR_FH_INT_RX_MASK (CSR_FH_INT_BIT_HI_PRIOR | \
525 CSR_FH_INT_BIT_RX_CHNL2 | \
526 CSR_FH_INT_BIT_RX_CHNL1 | \
527 CSR_FH_INT_BIT_RX_CHNL0)
528
529#define CSR_FH_INT_TX_MASK (CSR_FH_INT_BIT_TX_CHNL6 | \
530 CSR_FH_INT_BIT_TX_CHNL1 | \
Jeff Garzik93a3b602007-11-23 21:50:20 -0500531 CSR_FH_INT_BIT_TX_CHNL0)
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800532
533
534/* RESET */
535#define CSR_RESET_REG_FLAG_NEVO_RESET (0x00000001)
536#define CSR_RESET_REG_FLAG_FORCE_NMI (0x00000002)
537#define CSR_RESET_REG_FLAG_SW_RESET (0x00000080)
538#define CSR_RESET_REG_FLAG_MASTER_DISABLED (0x00000100)
539#define CSR_RESET_REG_FLAG_STOP_MASTER (0x00000200)
540
541/* GP (general purpose) CONTROL */
542#define CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY (0x00000001)
543#define CSR_GP_CNTRL_REG_FLAG_INIT_DONE (0x00000004)
544#define CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ (0x00000008)
545#define CSR_GP_CNTRL_REG_FLAG_GOING_TO_SLEEP (0x00000010)
546
547#define CSR_GP_CNTRL_REG_VAL_MAC_ACCESS_EN (0x00000001)
548
549#define CSR_GP_CNTRL_REG_MSK_POWER_SAVE_TYPE (0x07000000)
550#define CSR_GP_CNTRL_REG_FLAG_MAC_POWER_SAVE (0x04000000)
551#define CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW (0x08000000)
552
553
554/* EEPROM REG */
555#define CSR_EEPROM_REG_READ_VALID_MSK (0x00000001)
556#define CSR_EEPROM_REG_BIT_CMD (0x00000002)
557
558/* EEPROM GP */
559#define CSR_EEPROM_GP_VALID_MSK (0x00000006)
560#define CSR_EEPROM_GP_BAD_SIGNATURE (0x00000000)
561#define CSR_EEPROM_GP_IF_OWNER_MSK (0x00000180)
562
563/* UCODE DRV GP */
564#define CSR_UCODE_DRV_GP1_BIT_MAC_SLEEP (0x00000001)
565#define CSR_UCODE_SW_BIT_RFKILL (0x00000002)
566#define CSR_UCODE_DRV_GP1_BIT_CMD_BLOCKED (0x00000004)
567#define CSR_UCODE_DRV_GP1_REG_BIT_CT_KILL_EXIT (0x00000008)
568
569/* GPIO */
570#define CSR_GPIO_IN_BIT_AUX_POWER (0x00000200)
571#define CSR_GPIO_IN_VAL_VAUX_PWR_SRC (0x00000000)
572#define CSR_GPIO_IN_VAL_VMAIN_PWR_SRC CSR_GPIO_IN_BIT_AUX_POWER
573
574/* GI Chicken Bits */
575#define CSR_GIO_CHICKEN_BITS_REG_BIT_L1A_NO_L0S_RX (0x00800000)
576#define CSR_GIO_CHICKEN_BITS_REG_BIT_DIS_L0S_EXIT_TIMER (0x20000000)
577
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800578/*=== HBUS (Host-side Bus) ===*/
579#define HBUS_BASE (0x400)
580
Ben Cahill1fea8e82007-11-29 11:09:52 +0800581/*
582 * Registers for accessing device's internal SRAM memory (e.g. SCD SRAM
583 * structures, error log, event log, verifying uCode load).
584 * First write to address register, then read from or write to data register
585 * to complete the job. Once the address register is set up, accesses to
586 * data registers auto-increment the address by one dword.
587 * Bit usage for address registers (read or write):
588 * 0-31: memory address within device
589 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800590#define HBUS_TARG_MEM_RADDR (HBUS_BASE+0x00c)
591#define HBUS_TARG_MEM_WADDR (HBUS_BASE+0x010)
592#define HBUS_TARG_MEM_WDAT (HBUS_BASE+0x018)
593#define HBUS_TARG_MEM_RDAT (HBUS_BASE+0x01c)
Ben Cahill1fea8e82007-11-29 11:09:52 +0800594
595/*
596 * Registers for accessing device's internal peripheral registers
597 * (e.g. SCD, BSM, etc.). First write to address register,
598 * then read from or write to data register to complete the job.
599 * Bit usage for address registers (read or write):
600 * 0-15: register address (offset) within device
601 * 24-25: (# bytes - 1) to read or write (e.g. 3 for dword)
602 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800603#define HBUS_TARG_PRPH_WADDR (HBUS_BASE+0x044)
604#define HBUS_TARG_PRPH_RADDR (HBUS_BASE+0x048)
605#define HBUS_TARG_PRPH_WDAT (HBUS_BASE+0x04c)
606#define HBUS_TARG_PRPH_RDAT (HBUS_BASE+0x050)
Ben Cahill1fea8e82007-11-29 11:09:52 +0800607
608/*
609 * Per-Tx-queue write pointer (index, really!) (3945 and 4965).
610 * Indicates index to next TFD that driver will fill (1 past latest filled).
611 * Bit usage:
612 * 0-7: queue write index (0-255)
613 * 11-8: queue selector (0-15)
614 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800615#define HBUS_TARG_WRPTR (HBUS_BASE+0x060)
616
617#define HBUS_TARG_MBX_C (HBUS_BASE+0x030)
618
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800619/*=== FH (data Flow Handler) ===*/
620#define FH_BASE (0x800)
621
622#define FH_CBCC_TABLE (FH_BASE+0x140)
623#define FH_TFDB_TABLE (FH_BASE+0x180)
624#define FH_RCSR_TABLE (FH_BASE+0x400)
625#define FH_RSSR_TABLE (FH_BASE+0x4c0)
626#define FH_TCSR_TABLE (FH_BASE+0x500)
627#define FH_TSSR_TABLE (FH_BASE+0x680)
628
629/* TFDB (Transmit Frame Buffer Descriptor) */
630#define FH_TFDB(_channel, buf) \
631 (FH_TFDB_TABLE+((_channel)*2+(buf))*0x28)
632#define ALM_FH_TFDB_CHNL_BUF_CTRL_REG(_channel) \
633 (FH_TFDB_TABLE + 0x50 * _channel)
634/* CBCC _channel is [0,2] */
635#define FH_CBCC(_channel) (FH_CBCC_TABLE+(_channel)*0x8)
636#define FH_CBCC_CTRL(_channel) (FH_CBCC(_channel)+0x00)
637#define FH_CBCC_BASE(_channel) (FH_CBCC(_channel)+0x04)
638
639/* RCSR _channel is [0,2] */
640#define FH_RCSR(_channel) (FH_RCSR_TABLE+(_channel)*0x40)
641#define FH_RCSR_CONFIG(_channel) (FH_RCSR(_channel)+0x00)
642#define FH_RCSR_RBD_BASE(_channel) (FH_RCSR(_channel)+0x04)
643#define FH_RCSR_WPTR(_channel) (FH_RCSR(_channel)+0x20)
644#define FH_RCSR_RPTR_ADDR(_channel) (FH_RCSR(_channel)+0x24)
645
646#define FH_RSCSR_CHNL0_WPTR (FH_RSCSR_CHNL0_RBDCB_WPTR_REG)
647
648/* RSSR */
649#define FH_RSSR_CTRL (FH_RSSR_TABLE+0x000)
650#define FH_RSSR_STATUS (FH_RSSR_TABLE+0x004)
651/* TCSR */
652#define FH_TCSR(_channel) (FH_TCSR_TABLE+(_channel)*0x20)
653#define FH_TCSR_CONFIG(_channel) (FH_TCSR(_channel)+0x00)
654#define FH_TCSR_CREDIT(_channel) (FH_TCSR(_channel)+0x04)
655#define FH_TCSR_BUFF_STTS(_channel) (FH_TCSR(_channel)+0x08)
656/* TSSR */
657#define FH_TSSR_CBB_BASE (FH_TSSR_TABLE+0x000)
658#define FH_TSSR_MSG_CONFIG (FH_TSSR_TABLE+0x008)
659#define FH_TSSR_TX_STATUS (FH_TSSR_TABLE+0x010)
660/* 18 - reserved */
661
662/* card static random access memory (SRAM) for processor data and instructs */
663#define RTC_INST_LOWER_BOUND (0x000000)
664#define RTC_DATA_LOWER_BOUND (0x800000)
665
666
667/* DBM */
668
669#define ALM_FH_SRVC_CHNL (6)
670
671#define ALM_FH_RCSR_RX_CONFIG_REG_POS_RBDC_SIZE (20)
672#define ALM_FH_RCSR_RX_CONFIG_REG_POS_IRQ_RBTH (4)
673
674#define ALM_FH_RCSR_RX_CONFIG_REG_BIT_WR_STTS_EN (0x08000000)
675
676#define ALM_FH_RCSR_RX_CONFIG_REG_VAL_DMA_CHNL_EN_ENABLE (0x80000000)
677
678#define ALM_FH_RCSR_RX_CONFIG_REG_VAL_RDRBD_EN_ENABLE (0x20000000)
679
680#define ALM_FH_RCSR_RX_CONFIG_REG_VAL_MAX_FRAG_SIZE_128 (0x01000000)
681
682#define ALM_FH_RCSR_RX_CONFIG_REG_VAL_IRQ_DEST_INT_HOST (0x00001000)
683
684#define ALM_FH_RCSR_RX_CONFIG_REG_VAL_MSG_MODE_FH (0x00000000)
685
686#define ALM_FH_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_TXF (0x00000000)
687#define ALM_FH_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_DRIVER (0x00000001)
688
689#define ALM_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_DISABLE_VAL (0x00000000)
690#define ALM_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_ENABLE_VAL (0x00000008)
691
692#define ALM_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_IFTFD (0x00200000)
693
694#define ALM_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_RTC_NOINT (0x00000000)
695
696#define ALM_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_PAUSE (0x00000000)
697#define ALM_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE (0x80000000)
698
699#define ALM_FH_TCSR_CHNL_TX_BUF_STS_REG_VAL_TFDB_VALID (0x00004000)
700
701#define ALM_FH_TCSR_CHNL_TX_BUF_STS_REG_BIT_TFDB_WPTR (0x00000001)
702
703#define ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_SNOOP_RD_TXPD_ON (0xFF000000)
704#define ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RD_TXPD_ON (0x00FF0000)
705
706#define ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_MAX_FRAG_SIZE_128B (0x00000400)
707
708#define ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_SNOOP_RD_TFD_ON (0x00000100)
709#define ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RD_CBB_ON (0x00000080)
710
711#define ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RSP_WAIT_TH (0x00000020)
712#define ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_RSP_WAIT_TH (0x00000005)
713
714#define ALM_TB_MAX_BYTES_COUNT (0xFFF0)
715
716#define ALM_FH_TSSR_TX_STATUS_REG_BIT_BUFS_EMPTY(_channel) \
717 ((1LU << _channel) << 24)
718#define ALM_FH_TSSR_TX_STATUS_REG_BIT_NO_PEND_REQ(_channel) \
719 ((1LU << _channel) << 16)
720
721#define ALM_FH_TSSR_TX_STATUS_REG_MSK_CHNL_IDLE(_channel) \
722 (ALM_FH_TSSR_TX_STATUS_REG_BIT_BUFS_EMPTY(_channel) | \
723 ALM_FH_TSSR_TX_STATUS_REG_BIT_NO_PEND_REQ(_channel))
724#define PCI_CFG_REV_ID_BIT_BASIC_SKU (0x40) /* bit 6 */
725#define PCI_CFG_REV_ID_BIT_RTP (0x80) /* bit 7 */
726
727#define HBUS_TARG_MBX_C_REG_BIT_CMD_BLOCKED (0x00000004)
728
729#define TFD_QUEUE_MIN 0
730#define TFD_QUEUE_MAX 6
731#define TFD_QUEUE_SIZE_MAX (256)
732
733/* spectrum and channel data structures */
734#define IWL_NUM_SCAN_RATES (2)
735
736#define IWL_SCAN_FLAG_24GHZ (1<<0)
737#define IWL_SCAN_FLAG_52GHZ (1<<1)
738#define IWL_SCAN_FLAG_ACTIVE (1<<2)
739#define IWL_SCAN_FLAG_DIRECT (1<<3)
740
741#define IWL_MAX_CMD_SIZE 1024
742
743#define IWL_DEFAULT_TX_RETRY 15
744#define IWL_MAX_TX_RETRY 16
745
746/*********************************************/
747
748#define RFD_SIZE 4
749#define NUM_TFD_CHUNKS 4
750
751#define RX_QUEUE_SIZE 256
752#define RX_QUEUE_MASK 255
753#define RX_QUEUE_SIZE_LOG 8
754
755/* QoS definitions */
756
757#define CW_MIN_OFDM 15
758#define CW_MAX_OFDM 1023
759#define CW_MIN_CCK 31
760#define CW_MAX_CCK 1023
761
762#define QOS_TX0_CW_MIN_OFDM CW_MIN_OFDM
763#define QOS_TX1_CW_MIN_OFDM CW_MIN_OFDM
764#define QOS_TX2_CW_MIN_OFDM ((CW_MIN_OFDM + 1) / 2 - 1)
765#define QOS_TX3_CW_MIN_OFDM ((CW_MIN_OFDM + 1) / 4 - 1)
766
767#define QOS_TX0_CW_MIN_CCK CW_MIN_CCK
768#define QOS_TX1_CW_MIN_CCK CW_MIN_CCK
769#define QOS_TX2_CW_MIN_CCK ((CW_MIN_CCK + 1) / 2 - 1)
770#define QOS_TX3_CW_MIN_CCK ((CW_MIN_CCK + 1) / 4 - 1)
771
772#define QOS_TX0_CW_MAX_OFDM CW_MAX_OFDM
773#define QOS_TX1_CW_MAX_OFDM CW_MAX_OFDM
774#define QOS_TX2_CW_MAX_OFDM CW_MIN_OFDM
775#define QOS_TX3_CW_MAX_OFDM ((CW_MIN_OFDM + 1) / 2 - 1)
776
777#define QOS_TX0_CW_MAX_CCK CW_MAX_CCK
778#define QOS_TX1_CW_MAX_CCK CW_MAX_CCK
779#define QOS_TX2_CW_MAX_CCK CW_MIN_CCK
780#define QOS_TX3_CW_MAX_CCK ((CW_MIN_CCK + 1) / 2 - 1)
781
782#define QOS_TX0_AIFS 3
783#define QOS_TX1_AIFS 7
784#define QOS_TX2_AIFS 2
785#define QOS_TX3_AIFS 2
786
787#define QOS_TX0_ACM 0
788#define QOS_TX1_ACM 0
789#define QOS_TX2_ACM 0
790#define QOS_TX3_ACM 0
791
792#define QOS_TX0_TXOP_LIMIT_CCK 0
793#define QOS_TX1_TXOP_LIMIT_CCK 0
794#define QOS_TX2_TXOP_LIMIT_CCK 6016
795#define QOS_TX3_TXOP_LIMIT_CCK 3264
796
797#define QOS_TX0_TXOP_LIMIT_OFDM 0
798#define QOS_TX1_TXOP_LIMIT_OFDM 0
799#define QOS_TX2_TXOP_LIMIT_OFDM 3008
800#define QOS_TX3_TXOP_LIMIT_OFDM 1504
801
802#define DEF_TX0_CW_MIN_OFDM CW_MIN_OFDM
803#define DEF_TX1_CW_MIN_OFDM CW_MIN_OFDM
804#define DEF_TX2_CW_MIN_OFDM CW_MIN_OFDM
805#define DEF_TX3_CW_MIN_OFDM CW_MIN_OFDM
806
807#define DEF_TX0_CW_MIN_CCK CW_MIN_CCK
808#define DEF_TX1_CW_MIN_CCK CW_MIN_CCK
809#define DEF_TX2_CW_MIN_CCK CW_MIN_CCK
810#define DEF_TX3_CW_MIN_CCK CW_MIN_CCK
811
812#define DEF_TX0_CW_MAX_OFDM CW_MAX_OFDM
813#define DEF_TX1_CW_MAX_OFDM CW_MAX_OFDM
814#define DEF_TX2_CW_MAX_OFDM CW_MAX_OFDM
815#define DEF_TX3_CW_MAX_OFDM CW_MAX_OFDM
816
817#define DEF_TX0_CW_MAX_CCK CW_MAX_CCK
818#define DEF_TX1_CW_MAX_CCK CW_MAX_CCK
819#define DEF_TX2_CW_MAX_CCK CW_MAX_CCK
820#define DEF_TX3_CW_MAX_CCK CW_MAX_CCK
821
822#define DEF_TX0_AIFS (2)
823#define DEF_TX1_AIFS (2)
824#define DEF_TX2_AIFS (2)
825#define DEF_TX3_AIFS (2)
826
827#define DEF_TX0_ACM 0
828#define DEF_TX1_ACM 0
829#define DEF_TX2_ACM 0
830#define DEF_TX3_ACM 0
831
832#define DEF_TX0_TXOP_LIMIT_CCK 0
833#define DEF_TX1_TXOP_LIMIT_CCK 0
834#define DEF_TX2_TXOP_LIMIT_CCK 0
835#define DEF_TX3_TXOP_LIMIT_CCK 0
836
837#define DEF_TX0_TXOP_LIMIT_OFDM 0
838#define DEF_TX1_TXOP_LIMIT_OFDM 0
839#define DEF_TX2_TXOP_LIMIT_OFDM 0
840#define DEF_TX3_TXOP_LIMIT_OFDM 0
841
842#define QOS_QOS_SETS 3
843#define QOS_PARAM_SET_ACTIVE 0
844#define QOS_PARAM_SET_DEF_CCK 1
845#define QOS_PARAM_SET_DEF_OFDM 2
846
847#define CTRL_QOS_NO_ACK (0x0020)
848#define DCT_FLAG_EXT_QOS_ENABLED (0x10)
849
850#define U32_PAD(n) ((4-(n))&0x3)
851
852/*
853 * Generic queue structure
854 *
855 * Contains common data for Rx and Tx queues
856 */
857#define TFD_CTL_COUNT_SET(n) (n<<24)
858#define TFD_CTL_COUNT_GET(ctl) ((ctl>>24) & 7)
859#define TFD_CTL_PAD_SET(n) (n<<28)
860#define TFD_CTL_PAD_GET(ctl) (ctl>>28)
861
862#define TFD_TX_CMD_SLOTS 256
863#define TFD_CMD_SLOTS 32
864
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800865#define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl4965_cmd) - \
866 sizeof(struct iwl4965_cmd_meta))
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800867
868/*
869 * RX related structures and functions
870 */
871#define RX_FREE_BUFFERS 64
872#define RX_LOW_WATERMARK 8
873
874
Zhu Yib481de92007-09-25 17:54:57 -0700875#define IWL_RX_BUF_SIZE (4 * 1024)
876#define IWL_MAX_BSM_SIZE BSM_SRAM_SIZE
877#define KDR_RTC_INST_UPPER_BOUND (0x018000)
878#define KDR_RTC_DATA_UPPER_BOUND (0x80A000)
879#define KDR_RTC_INST_SIZE (KDR_RTC_INST_UPPER_BOUND - RTC_INST_LOWER_BOUND)
880#define KDR_RTC_DATA_SIZE (KDR_RTC_DATA_UPPER_BOUND - RTC_DATA_LOWER_BOUND)
881
882#define IWL_MAX_INST_SIZE KDR_RTC_INST_SIZE
883#define IWL_MAX_DATA_SIZE KDR_RTC_DATA_SIZE
884
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800885static inline int iwl4965_hw_valid_rtc_data_addr(u32 addr)
Zhu Yib481de92007-09-25 17:54:57 -0700886{
887 return (addr >= RTC_DATA_LOWER_BOUND) &&
888 (addr < KDR_RTC_DATA_UPPER_BOUND);
889}
890
891/********************* START TXPOWER *****************************************/
892enum {
893 HT_IE_EXT_CHANNEL_NONE = 0,
894 HT_IE_EXT_CHANNEL_ABOVE,
895 HT_IE_EXT_CHANNEL_INVALID,
896 HT_IE_EXT_CHANNEL_BELOW,
897 HT_IE_EXT_CHANNEL_MAX
898};
899
900enum {
901 CALIB_CH_GROUP_1 = 0,
902 CALIB_CH_GROUP_2 = 1,
903 CALIB_CH_GROUP_3 = 2,
904 CALIB_CH_GROUP_4 = 3,
905 CALIB_CH_GROUP_5 = 4,
906 CALIB_CH_GROUP_MAX
907};
908
909/* Temperature calibration offset is 3% 0C in Kelvin */
910#define TEMPERATURE_CALIB_KELVIN_OFFSET 8
911#define TEMPERATURE_CALIB_A_VAL 259
912
913#define IWL_TX_POWER_TEMPERATURE_MIN (263)
914#define IWL_TX_POWER_TEMPERATURE_MAX (410)
915
916#define IWL_TX_POWER_TEMPERATURE_OUT_OF_RANGE(t) \
917 (((t) < IWL_TX_POWER_TEMPERATURE_MIN) || \
918 ((t) > IWL_TX_POWER_TEMPERATURE_MAX))
919
920#define IWL_TX_POWER_ILLEGAL_TEMPERATURE (300)
921
922#define IWL_TX_POWER_TEMPERATURE_DIFFERENCE (2)
923
924#define IWL_TX_POWER_MIMO_REGULATORY_COMPENSATION (6)
925
926#define IWL_TX_POWER_TARGET_POWER_MIN (0) /* 0 dBm = 1 milliwatt */
927#define IWL_TX_POWER_TARGET_POWER_MAX (16) /* 16 dBm */
928
929/* timeout equivalent to 3 minutes */
930#define IWL_TX_POWER_TIMELIMIT_NOCALIB 1800000000
931
932#define IWL_TX_POWER_CCK_COMPENSATION (9)
933
934#define MIN_TX_GAIN_INDEX (0)
935#define MIN_TX_GAIN_INDEX_52GHZ_EXT (-9)
936#define MAX_TX_GAIN_INDEX_52GHZ (98)
937#define MIN_TX_GAIN_52GHZ (98)
938#define MAX_TX_GAIN_INDEX_24GHZ (98)
939#define MIN_TX_GAIN_24GHZ (98)
940#define MAX_TX_GAIN (0)
941#define MAX_TX_GAIN_52GHZ_EXT (-9)
942
943#define IWL_TX_POWER_DEFAULT_REGULATORY_24 (34)
944#define IWL_TX_POWER_DEFAULT_REGULATORY_52 (34)
945#define IWL_TX_POWER_REGULATORY_MIN (0)
946#define IWL_TX_POWER_REGULATORY_MAX (34)
947#define IWL_TX_POWER_DEFAULT_SATURATION_24 (38)
948#define IWL_TX_POWER_DEFAULT_SATURATION_52 (38)
949#define IWL_TX_POWER_SATURATION_MIN (20)
950#define IWL_TX_POWER_SATURATION_MAX (50)
951
952/* dv *0.4 = dt; so that 5 degrees temperature diff equals
953 * 12.5 in voltage diff */
954#define IWL_TX_TEMPERATURE_UPDATE_LIMIT 9
955
956#define IWL_INVALID_CHANNEL (0xffffffff)
957#define IWL_TX_POWER_REGITRY_BIT (2)
958
959#define MIN_IWL_TX_POWER_CALIB_DUR (100)
960#define IWL_CCK_FROM_OFDM_POWER_DIFF (-5)
961#define IWL_CCK_FROM_OFDM_INDEX_DIFF (9)
962
963/* Number of entries in the gain table */
964#define POWER_GAIN_NUM_ENTRIES 78
965#define TX_POW_MAX_SESSION_NUM 5
966/* timeout equivalent to 3 minutes */
967#define TX_IWL_TIMELIMIT_NOCALIB 1800000000
968
969/* Kedron TX_CALIB_STATES */
970#define IWL_TX_CALIB_STATE_SEND_TX 0x00000001
971#define IWL_TX_CALIB_WAIT_TX_RESPONSE 0x00000002
972#define IWL_TX_CALIB_ENABLED 0x00000004
973#define IWL_TX_CALIB_XVT_ON 0x00000008
974#define IWL_TX_CALIB_TEMPERATURE_CORRECT 0x00000010
975#define IWL_TX_CALIB_WORKING_WITH_XVT 0x00000020
976#define IWL_TX_CALIB_XVT_PERIODICAL 0x00000040
977
978#define NUM_IWL_TX_CALIB_SETTINS 5 /* Number of tx correction groups */
979
980#define IWL_MIN_POWER_IN_VP_TABLE 1 /* 0.5dBm multiplied by 2 */
981#define IWL_MAX_POWER_IN_VP_TABLE 40 /* 20dBm - multiplied by 2 (because
982 * entries are for each 0.5dBm) */
983#define IWL_STEP_IN_VP_TABLE 1 /* 0.5dB - multiplied by 2 */
984#define IWL_NUM_POINTS_IN_VPTABLE \
985 (1 + IWL_MAX_POWER_IN_VP_TABLE - IWL_MIN_POWER_IN_VP_TABLE)
986
987#define MIN_TX_GAIN_INDEX (0)
988#define MAX_TX_GAIN_INDEX_52GHZ (98)
989#define MIN_TX_GAIN_52GHZ (98)
990#define MAX_TX_GAIN_INDEX_24GHZ (98)
991#define MIN_TX_GAIN_24GHZ (98)
992#define MAX_TX_GAIN (0)
993
994/* First and last channels of all groups */
995#define CALIB_IWL_TX_ATTEN_GR1_FCH 34
996#define CALIB_IWL_TX_ATTEN_GR1_LCH 43
997#define CALIB_IWL_TX_ATTEN_GR2_FCH 44
998#define CALIB_IWL_TX_ATTEN_GR2_LCH 70
999#define CALIB_IWL_TX_ATTEN_GR3_FCH 71
1000#define CALIB_IWL_TX_ATTEN_GR3_LCH 124
1001#define CALIB_IWL_TX_ATTEN_GR4_FCH 125
1002#define CALIB_IWL_TX_ATTEN_GR4_LCH 200
1003#define CALIB_IWL_TX_ATTEN_GR5_FCH 1
1004#define CALIB_IWL_TX_ATTEN_GR5_LCH 20
1005
1006
Christoph Hellwigbb8c0932008-01-27 16:41:47 -08001007union iwl4965_tx_power_dual_stream {
Zhu Yib481de92007-09-25 17:54:57 -07001008 struct {
1009 u8 radio_tx_gain[2];
1010 u8 dsp_predis_atten[2];
1011 } s;
1012 u32 dw;
1013};
1014
1015/********************* END TXPOWER *****************************************/
1016
1017/* HT flags */
1018#define RXON_FLG_CTRL_CHANNEL_LOC_POS (22)
1019#define RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK __constant_cpu_to_le32(0x1<<22)
1020
1021#define RXON_FLG_HT_OPERATING_MODE_POS (23)
1022
1023#define RXON_FLG_HT_PROT_MSK __constant_cpu_to_le32(0x1<<23)
1024#define RXON_FLG_FAT_PROT_MSK __constant_cpu_to_le32(0x2<<23)
1025
1026#define RXON_FLG_CHANNEL_MODE_POS (25)
1027#define RXON_FLG_CHANNEL_MODE_MSK __constant_cpu_to_le32(0x3<<25)
1028#define RXON_FLG_CHANNEL_MODE_PURE_40_MSK __constant_cpu_to_le32(0x1<<25)
1029#define RXON_FLG_CHANNEL_MODE_MIXED_MSK __constant_cpu_to_le32(0x2<<25)
1030
1031#define RXON_RX_CHAIN_DRIVER_FORCE_MSK __constant_cpu_to_le16(0x1<<0)
1032#define RXON_RX_CHAIN_VALID_MSK __constant_cpu_to_le16(0x7<<1)
1033#define RXON_RX_CHAIN_VALID_POS (1)
1034#define RXON_RX_CHAIN_FORCE_SEL_MSK __constant_cpu_to_le16(0x7<<4)
1035#define RXON_RX_CHAIN_FORCE_SEL_POS (4)
1036#define RXON_RX_CHAIN_FORCE_MIMO_SEL_MSK __constant_cpu_to_le16(0x7<<7)
1037#define RXON_RX_CHAIN_FORCE_MIMO_SEL_POS (7)
1038#define RXON_RX_CHAIN_CNT_MSK __constant_cpu_to_le16(0x3<<10)
1039#define RXON_RX_CHAIN_CNT_POS (10)
1040#define RXON_RX_CHAIN_MIMO_CNT_MSK __constant_cpu_to_le16(0x3<<12)
1041#define RXON_RX_CHAIN_MIMO_CNT_POS (12)
1042#define RXON_RX_CHAIN_MIMO_FORCE_MSK __constant_cpu_to_le16(0x1<<14)
1043#define RXON_RX_CHAIN_MIMO_FORCE_POS (14)
1044
1045
1046#define MCS_DUP_6M_PLCP 0x20
1047
1048/* OFDM HT rate masks */
1049/* ***************************************** */
1050#define R_MCS_6M_MSK 0x1
1051#define R_MCS_12M_MSK 0x2
1052#define R_MCS_18M_MSK 0x4
1053#define R_MCS_24M_MSK 0x8
1054#define R_MCS_36M_MSK 0x10
1055#define R_MCS_48M_MSK 0x20
1056#define R_MCS_54M_MSK 0x40
1057#define R_MCS_60M_MSK 0x80
1058#define R_MCS_12M_DUAL_MSK 0x100
1059#define R_MCS_24M_DUAL_MSK 0x200
1060#define R_MCS_36M_DUAL_MSK 0x400
1061#define R_MCS_48M_DUAL_MSK 0x800
1062
Zhu Yib481de92007-09-25 17:54:57 -07001063/* Flow Handler Definitions */
1064
1065/**********************/
1066/* Addresses */
1067/**********************/
1068
1069#define FH_MEM_LOWER_BOUND (0x1000)
1070#define FH_MEM_UPPER_BOUND (0x1EF0)
1071
1072#define IWL_FH_REGS_LOWER_BOUND (0x1000)
1073#define IWL_FH_REGS_UPPER_BOUND (0x2000)
1074
1075#define IWL_FH_KW_MEM_ADDR_REG (FH_MEM_LOWER_BOUND + 0x97C)
1076
1077/* CBBC Area - Circular buffers base address cache pointers table */
1078#define FH_MEM_CBBC_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0x9D0)
1079#define FH_MEM_CBBC_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xA10)
1080/* queues 0 - 15 */
1081#define FH_MEM_CBBC_QUEUE(x) (FH_MEM_CBBC_LOWER_BOUND + (x) * 0x4)
1082
1083/* RSCSR Area */
1084#define FH_MEM_RSCSR_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0xBC0)
1085#define FH_MEM_RSCSR_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xC00)
1086#define FH_MEM_RSCSR_CHNL0 (FH_MEM_RSCSR_LOWER_BOUND)
1087
1088#define FH_RSCSR_CHNL0_STTS_WPTR_REG (FH_MEM_RSCSR_CHNL0)
1089#define FH_RSCSR_CHNL0_RBDCB_BASE_REG (FH_MEM_RSCSR_CHNL0 + 0x004)
1090#define FH_RSCSR_CHNL0_RBDCB_WPTR_REG (FH_MEM_RSCSR_CHNL0 + 0x008)
1091
1092/* RCSR Area - Registers address map */
1093#define FH_MEM_RCSR_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0xC00)
1094#define FH_MEM_RCSR_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xCC0)
1095#define FH_MEM_RCSR_CHNL0 (FH_MEM_RCSR_LOWER_BOUND)
1096
1097#define FH_MEM_RCSR_CHNL0_CONFIG_REG (FH_MEM_RCSR_CHNL0)
1098
1099/* RSSR Area - Rx shared ctrl & status registers */
1100#define FH_MEM_RSSR_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0xC40)
1101#define FH_MEM_RSSR_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xD00)
1102#define FH_MEM_RSSR_SHARED_CTRL_REG (FH_MEM_RSSR_LOWER_BOUND)
1103#define FH_MEM_RSSR_RX_STATUS_REG (FH_MEM_RSSR_LOWER_BOUND + 0x004)
1104#define FH_MEM_RSSR_RX_ENABLE_ERR_IRQ2DRV (FH_MEM_RSSR_LOWER_BOUND + 0x008)
1105
1106/* TCSR */
1107#define IWL_FH_TCSR_LOWER_BOUND (IWL_FH_REGS_LOWER_BOUND + 0xD00)
1108#define IWL_FH_TCSR_UPPER_BOUND (IWL_FH_REGS_LOWER_BOUND + 0xE60)
1109
1110#define IWL_FH_TCSR_CHNL_NUM (7)
1111#define IWL_FH_TCSR_CHNL_TX_CONFIG_REG(_chnl) \
1112 (IWL_FH_TCSR_LOWER_BOUND + 0x20 * _chnl)
1113
1114/* TSSR Area - Tx shared status registers */
1115/* TSSR */
1116#define IWL_FH_TSSR_LOWER_BOUND (IWL_FH_REGS_LOWER_BOUND + 0xEA0)
1117#define IWL_FH_TSSR_UPPER_BOUND (IWL_FH_REGS_LOWER_BOUND + 0xEC0)
1118
1119#define IWL_FH_TSSR_TX_MSG_CONFIG_REG (IWL_FH_TSSR_LOWER_BOUND + 0x008)
1120#define IWL_FH_TSSR_TX_STATUS_REG (IWL_FH_TSSR_LOWER_BOUND + 0x010)
1121
1122#define IWL_FH_TSSR_TX_MSG_CONFIG_REG_VAL_SNOOP_RD_TXPD_ON (0xFF000000)
1123#define IWL_FH_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RD_TXPD_ON (0x00FF0000)
1124
1125#define IWL_FH_TSSR_TX_MSG_CONFIG_REG_VAL_MAX_FRAG_SIZE_64B (0x00000000)
1126#define IWL_FH_TSSR_TX_MSG_CONFIG_REG_VAL_MAX_FRAG_SIZE_128B (0x00000400)
1127#define IWL_FH_TSSR_TX_MSG_CONFIG_REG_VAL_MAX_FRAG_SIZE_256B (0x00000800)
1128#define IWL_FH_TSSR_TX_MSG_CONFIG_REG_VAL_MAX_FRAG_SIZE_512B (0x00000C00)
1129
1130#define IWL_FH_TSSR_TX_MSG_CONFIG_REG_VAL_SNOOP_RD_TFD_ON (0x00000100)
1131#define IWL_FH_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RD_CBB_ON (0x00000080)
1132
1133#define IWL_FH_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RSP_WAIT_TH (0x00000020)
1134#define IWL_FH_TSSR_TX_MSG_CONFIG_REG_VAL_RSP_WAIT_TH (0x00000005)
1135
1136#define IWL_FH_TSSR_TX_STATUS_REG_BIT_BUFS_EMPTY(_chnl) \
1137 ((1 << (_chnl)) << 24)
1138#define IWL_FH_TSSR_TX_STATUS_REG_BIT_NO_PEND_REQ(_chnl) \
1139 ((1 << (_chnl)) << 16)
1140
1141#define IWL_FH_TSSR_TX_STATUS_REG_MSK_CHNL_IDLE(_chnl) \
1142 (IWL_FH_TSSR_TX_STATUS_REG_BIT_BUFS_EMPTY(_chnl) | \
1143 IWL_FH_TSSR_TX_STATUS_REG_BIT_NO_PEND_REQ(_chnl))
1144
1145/* TCSR: tx_config register values */
1146#define IWL_FH_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_TXF (0x00000000)
1147#define IWL_FH_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_DRIVER (0x00000001)
1148#define IWL_FH_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_ARC (0x00000002)
1149
1150#define IWL_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_DISABLE_VAL (0x00000000)
1151#define IWL_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_ENABLE_VAL (0x00000008)
1152
1153#define IWL_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_NOINT (0x00000000)
1154#define IWL_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_ENDTFD (0x00100000)
1155#define IWL_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_IFTFD (0x00200000)
1156
1157#define IWL_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_RTC_NOINT (0x00000000)
1158#define IWL_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_RTC_ENDTFD (0x00400000)
1159#define IWL_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_RTC_IFTFD (0x00800000)
1160
1161#define IWL_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_PAUSE (0x00000000)
1162#define IWL_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_PAUSE_EOF (0x40000000)
1163#define IWL_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE (0x80000000)
1164
1165#define IWL_FH_TCSR_CHNL_TX_BUF_STS_REG_VAL_TFDB_EMPTY (0x00000000)
1166#define IWL_FH_TCSR_CHNL_TX_BUF_STS_REG_VAL_TFDB_WAIT (0x00002000)
1167#define IWL_FH_TCSR_CHNL_TX_BUF_STS_REG_VAL_TFDB_VALID (0x00000003)
1168
1169#define IWL_FH_TCSR_CHNL_TX_BUF_STS_REG_BIT_TFDB_WPTR (0x00000001)
1170
1171#define IWL_FH_TCSR_CHNL_TX_BUF_STS_REG_POS_TB_NUM (20)
1172#define IWL_FH_TCSR_CHNL_TX_BUF_STS_REG_POS_TB_IDX (12)
1173
1174/* RCSR: channel 0 rx_config register defines */
1175#define FH_RCSR_CHNL0_RX_CONFIG_DMA_CHNL_EN_MASK (0xC0000000) /* bits 30-31 */
1176#define FH_RCSR_CHNL0_RX_CONFIG_RBDBC_SIZE_MASK (0x00F00000) /* bits 20-23 */
1177#define FH_RCSR_CHNL0_RX_CONFIG_RB_SIZE_MASK (0x00030000) /* bits 16-17 */
1178#define FH_RCSR_CHNL0_RX_CONFIG_SINGLE_FRAME_MASK (0x00008000) /* bit 15 */
1179#define FH_RCSR_CHNL0_RX_CONFIG_IRQ_DEST_MASK (0x00001000) /* bit 12 */
1180#define FH_RCSR_CHNL0_RX_CONFIG_RB_TIMEOUT_MASK (0x00000FF0) /* bit 4-11 */
1181
1182#define FH_RCSR_RX_CONFIG_RBDCB_SIZE_BITSHIFT (20)
1183#define FH_RCSR_RX_CONFIG_RB_SIZE_BITSHIFT (16)
1184
1185/* RCSR: rx_config register values */
1186#define FH_RCSR_RX_CONFIG_CHNL_EN_PAUSE_VAL (0x00000000)
1187#define FH_RCSR_RX_CONFIG_CHNL_EN_PAUSE_EOF_VAL (0x40000000)
1188#define FH_RCSR_RX_CONFIG_CHNL_EN_ENABLE_VAL (0x80000000)
1189
1190#define IWL_FH_RCSR_RX_CONFIG_REG_VAL_RB_SIZE_4K (0x00000000)
1191
1192/* RCSR channel 0 config register values */
1193#define FH_RCSR_CHNL0_RX_CONFIG_IRQ_DEST_NO_INT_VAL (0x00000000)
1194#define FH_RCSR_CHNL0_RX_CONFIG_IRQ_DEST_INT_HOST_VAL (0x00001000)
1195
1196/* RSCSR: defs used in normal mode */
1197#define FH_RSCSR_CHNL0_RBDCB_WPTR_MASK (0x00000FFF) /* bits 0-11 */
1198
1199#define SCD_WIN_SIZE 64
1200#define SCD_FRAME_LIMIT 64
1201
Zhu Yib481de92007-09-25 17:54:57 -07001202/* SRAM structures */
1203#define SCD_CONTEXT_DATA_OFFSET 0x380
1204#define SCD_TX_STTS_BITMAP_OFFSET 0x400
1205#define SCD_TRANSLATE_TBL_OFFSET 0x500
1206#define SCD_CONTEXT_QUEUE_OFFSET(x) (SCD_CONTEXT_DATA_OFFSET + ((x) * 8))
1207#define SCD_TRANSLATE_TBL_OFFSET_QUEUE(x) \
1208 ((SCD_TRANSLATE_TBL_OFFSET + ((x) * 2)) & 0xfffffffc)
1209
1210#define SCD_TXFACT_REG_TXFIFO_MASK(lo, hi) \
1211 ((1<<(hi))|((1<<(hi))-(1<<(lo))))
1212
1213
1214#define SCD_MODE_REG_BIT_SEARCH_MODE (1<<0)
1215#define SCD_MODE_REG_BIT_SBYP_MODE (1<<1)
1216
1217#define SCD_TXFIFO_POS_TID (0)
1218#define SCD_TXFIFO_POS_RA (4)
1219#define SCD_QUEUE_STTS_REG_POS_ACTIVE (0)
1220#define SCD_QUEUE_STTS_REG_POS_TXF (1)
1221#define SCD_QUEUE_STTS_REG_POS_WSL (5)
1222#define SCD_QUEUE_STTS_REG_POS_SCD_ACK (8)
1223#define SCD_QUEUE_STTS_REG_POS_SCD_ACT_EN (10)
1224#define SCD_QUEUE_STTS_REG_MSK (0x0007FC00)
1225
1226#define SCD_QUEUE_RA_TID_MAP_RATID_MSK (0x01FF)
1227
1228#define SCD_QUEUE_CTX_REG1_WIN_SIZE_POS (0)
1229#define SCD_QUEUE_CTX_REG1_WIN_SIZE_MSK (0x0000007F)
1230#define SCD_QUEUE_CTX_REG1_CREDIT_POS (8)
1231#define SCD_QUEUE_CTX_REG1_CREDIT_MSK (0x00FFFF00)
1232#define SCD_QUEUE_CTX_REG1_SUPER_CREDIT_POS (24)
1233#define SCD_QUEUE_CTX_REG1_SUPER_CREDIT_MSK (0xFF000000)
1234#define SCD_QUEUE_CTX_REG2_FRAME_LIMIT_POS (16)
1235#define SCD_QUEUE_CTX_REG2_FRAME_LIMIT_MSK (0x007F0000)
1236
1237#define CSR_HW_IF_CONFIG_REG_BIT_KEDRON_R (0x00000010)
1238#define CSR_HW_IF_CONFIG_REG_MSK_BOARD_VER (0x00000C00)
1239#define CSR_HW_IF_CONFIG_REG_BIT_MAC_SI (0x00000100)
1240#define CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI (0x00000200)
1241
Christoph Hellwigbb8c0932008-01-27 16:41:47 -08001242static inline u8 iwl4965_hw_get_rate(__le32 rate_n_flags)
Zhu Yib481de92007-09-25 17:54:57 -07001243{
1244 return le32_to_cpu(rate_n_flags) & 0xFF;
1245}
Christoph Hellwigbb8c0932008-01-27 16:41:47 -08001246static inline u16 iwl4965_hw_get_rate_n_flags(__le32 rate_n_flags)
Zhu Yib481de92007-09-25 17:54:57 -07001247{
1248 return le32_to_cpu(rate_n_flags) & 0xFFFF;
1249}
Christoph Hellwigbb8c0932008-01-27 16:41:47 -08001250static inline __le32 iwl4965_hw_set_rate_n_flags(u8 rate, u16 flags)
Zhu Yib481de92007-09-25 17:54:57 -07001251{
1252 return cpu_to_le32(flags|(u16)rate);
1253}
1254
Christoph Hellwigbb8c0932008-01-27 16:41:47 -08001255struct iwl4965_tfd_frame_data {
Zhu Yib481de92007-09-25 17:54:57 -07001256 __le32 tb1_addr;
1257
1258 __le32 val1;
1259 /* __le32 ptb1_32_35:4; */
1260#define IWL_tb1_addr_hi_POS 0
1261#define IWL_tb1_addr_hi_LEN 4
1262#define IWL_tb1_addr_hi_SYM val1
1263 /* __le32 tb_len1:12; */
1264#define IWL_tb1_len_POS 4
1265#define IWL_tb1_len_LEN 12
1266#define IWL_tb1_len_SYM val1
1267 /* __le32 ptb2_0_15:16; */
1268#define IWL_tb2_addr_lo16_POS 16
1269#define IWL_tb2_addr_lo16_LEN 16
1270#define IWL_tb2_addr_lo16_SYM val1
1271
1272 __le32 val2;
1273 /* __le32 ptb2_16_35:20; */
1274#define IWL_tb2_addr_hi20_POS 0
1275#define IWL_tb2_addr_hi20_LEN 20
1276#define IWL_tb2_addr_hi20_SYM val2
1277 /* __le32 tb_len2:12; */
1278#define IWL_tb2_len_POS 20
1279#define IWL_tb2_len_LEN 12
1280#define IWL_tb2_len_SYM val2
1281} __attribute__ ((packed));
1282
Christoph Hellwigbb8c0932008-01-27 16:41:47 -08001283struct iwl4965_tfd_frame {
Zhu Yib481de92007-09-25 17:54:57 -07001284 __le32 val0;
1285 /* __le32 rsvd1:24; */
1286 /* __le32 num_tbs:5; */
1287#define IWL_num_tbs_POS 24
1288#define IWL_num_tbs_LEN 5
1289#define IWL_num_tbs_SYM val0
1290 /* __le32 rsvd2:1; */
1291 /* __le32 padding:2; */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -08001292 struct iwl4965_tfd_frame_data pa[10];
Zhu Yib481de92007-09-25 17:54:57 -07001293 __le32 reserved;
1294} __attribute__ ((packed));
1295
1296#define IWL4965_MAX_WIN_SIZE 64
1297#define IWL4965_QUEUE_SIZE 256
1298#define IWL4965_NUM_FIFOS 7
1299#define IWL_MAX_NUM_QUEUES 16
1300
1301struct iwl4965_queue_byte_cnt_entry {
1302 __le16 val;
1303 /* __le16 byte_cnt:12; */
1304#define IWL_byte_cnt_POS 0
1305#define IWL_byte_cnt_LEN 12
1306#define IWL_byte_cnt_SYM val
1307 /* __le16 rsvd:4; */
1308} __attribute__ ((packed));
1309
1310struct iwl4965_sched_queue_byte_cnt_tbl {
1311 struct iwl4965_queue_byte_cnt_entry tfd_offset[IWL4965_QUEUE_SIZE +
1312 IWL4965_MAX_WIN_SIZE];
1313 u8 dont_care[1024 -
1314 (IWL4965_QUEUE_SIZE + IWL4965_MAX_WIN_SIZE) *
1315 sizeof(__le16)];
1316} __attribute__ ((packed));
1317
Christoph Hellwigbb8c0932008-01-27 16:41:47 -08001318/* Base physical address of iwl4965_shared is provided to KDR_SCD_DRAM_BASE_ADDR
1319 * and &iwl4965_shared.val0 is provided to FH_RSCSR_CHNL0_STTS_WPTR_REG */
1320struct iwl4965_shared {
Zhu Yib481de92007-09-25 17:54:57 -07001321 struct iwl4965_sched_queue_byte_cnt_tbl
1322 queues_byte_cnt_tbls[IWL_MAX_NUM_QUEUES];
1323 __le32 val0;
1324
1325 /* __le32 rb_closed_stts_rb_num:12; */
1326#define IWL_rb_closed_stts_rb_num_POS 0
1327#define IWL_rb_closed_stts_rb_num_LEN 12
1328#define IWL_rb_closed_stts_rb_num_SYM val0
1329 /* __le32 rsrv1:4; */
1330 /* __le32 rb_closed_stts_rx_frame_num:12; */
1331#define IWL_rb_closed_stts_rx_frame_num_POS 16
1332#define IWL_rb_closed_stts_rx_frame_num_LEN 12
1333#define IWL_rb_closed_stts_rx_frame_num_SYM val0
1334 /* __le32 rsrv2:4; */
1335
1336 __le32 val1;
1337 /* __le32 frame_finished_stts_rb_num:12; */
1338#define IWL_frame_finished_stts_rb_num_POS 0
1339#define IWL_frame_finished_stts_rb_num_LEN 12
1340#define IWL_frame_finished_stts_rb_num_SYM val1
1341 /* __le32 rsrv3:4; */
1342 /* __le32 frame_finished_stts_rx_frame_num:12; */
1343#define IWL_frame_finished_stts_rx_frame_num_POS 16
1344#define IWL_frame_finished_stts_rx_frame_num_LEN 12
1345#define IWL_frame_finished_stts_rx_frame_num_SYM val1
1346 /* __le32 rsrv4:4; */
1347
1348 __le32 padding1; /* so that allocation will be aligned to 16B */
1349 __le32 padding2;
1350} __attribute__ ((packed));
1351
Christoph Hellwigbb8c0932008-01-27 16:41:47 -08001352#endif /* __iwl4965_4965_hw_h__ */