blob: 02ea71ec1d3e11c51214502833b28bf93863b5d9 [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
Ben Cahill796083c2007-11-29 11:09:45 +0800109/*
110 * Regulatory channel usage flags in EEPROM struct iwl4965_eeprom_channel.flags.
111 *
112 * IBSS and/or AP operation is allowed *only* on those channels with
113 * (VALID && IBSS && ACTIVE && !RADAR). This restriction is in place because
114 * RADAR detection is not supported by the 4965 driver, but is a
115 * requirement for establishing a new network for legal operation on channels
116 * requiring RADAR detection or restricting ACTIVE scanning.
117 *
118 * NOTE: "WIDE" flag does not indicate anything about "FAT" 40 MHz channels.
119 * It only indicates that 20 MHz channel use is supported; FAT channel
120 * usage is indicated by a separate set of regulatory flags for each
121 * FAT channel pair.
122 *
123 * NOTE: Using a channel inappropriately will result in a uCode error!
124 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800125enum {
126 EEPROM_CHANNEL_VALID = (1 << 0), /* usable for this SKU/geo */
Ben Cahill796083c2007-11-29 11:09:45 +0800127 EEPROM_CHANNEL_IBSS = (1 << 1), /* usable as an IBSS channel */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800128 /* Bit 2 Reserved */
129 EEPROM_CHANNEL_ACTIVE = (1 << 3), /* active scanning allowed */
130 EEPROM_CHANNEL_RADAR = (1 << 4), /* radar detection required */
Ben Cahill796083c2007-11-29 11:09:45 +0800131 EEPROM_CHANNEL_WIDE = (1 << 5), /* 20 MHz channel okay */
Ben Cahill2248d8d2007-11-29 11:09:58 +0800132 EEPROM_CHANNEL_NARROW = (1 << 6), /* 10 MHz channel (not used) */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800133 EEPROM_CHANNEL_DFS = (1 << 7), /* dynamic freq selection candidate */
134};
135
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800136/* SKU Capabilities */
137#define EEPROM_SKU_CAP_SW_RF_KILL_ENABLE (1 << 0)
138#define EEPROM_SKU_CAP_HW_RF_KILL_ENABLE (1 << 1)
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800139
Ben Cahill796083c2007-11-29 11:09:45 +0800140/* *regulatory* channel data format in eeprom, one for each channel.
141 * There are separate entries for FAT (40 MHz) vs. normal (20 MHz) channels. */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800142struct iwl4965_eeprom_channel {
Ben Cahill796083c2007-11-29 11:09:45 +0800143 u8 flags; /* EEPROM_CHANNEL_* flags copied from EEPROM */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800144 s8 max_power_avg; /* max power (dBm) on this chnl, limit 31 */
145} __attribute__ ((packed));
146
Ben Cahill796083c2007-11-29 11:09:45 +0800147/* 4965 has two radio transmitters (and 3 radio receivers) */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800148#define EEPROM_TX_POWER_TX_CHAINS (2)
Ben Cahill796083c2007-11-29 11:09:45 +0800149
150/* 4965 has room for up to 8 sets of txpower calibration data */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800151#define EEPROM_TX_POWER_BANDS (8)
Ben Cahill796083c2007-11-29 11:09:45 +0800152
153/* 4965 factory calibration measures txpower gain settings for
154 * each of 3 target output levels */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800155#define EEPROM_TX_POWER_MEASUREMENTS (3)
Ben Cahill796083c2007-11-29 11:09:45 +0800156
Ben Cahill796083c2007-11-29 11:09:45 +0800157/* 4965 driver does not work with txpower calibration version < 5.
158 * Look for this in calib_version member of struct iwl4965_eeprom. */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800159#define EEPROM_TX_POWER_VERSION_NEW (5)
160
Ben Cahill796083c2007-11-29 11:09:45 +0800161
162/*
163 * 4965 factory calibration data for one txpower level, on one channel,
164 * measured on one of the 2 tx chains (radio transmitter and associated
165 * antenna). EEPROM contains:
166 *
167 * 1) Temperature (degrees Celsius) of device when measurement was made.
168 *
169 * 2) Gain table index used to achieve the target measurement power.
170 * This refers to the "well-known" gain tables (see iwl-4965-hw.h).
171 *
172 * 3) Actual measured output power, in half-dBm ("34" = 17 dBm).
173 *
174 * 4) RF power amplifier detector level measurement (not used).
175 */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800176struct iwl4965_eeprom_calib_measure {
Ben Cahill796083c2007-11-29 11:09:45 +0800177 u8 temperature; /* Device temperature (Celsius) */
178 u8 gain_idx; /* Index into gain table */
179 u8 actual_pow; /* Measured RF output power, half-dBm */
180 s8 pa_det; /* Power amp detector level (not used) */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800181} __attribute__ ((packed));
182
Ben Cahill796083c2007-11-29 11:09:45 +0800183
184/*
185 * 4965 measurement set for one channel. EEPROM contains:
186 *
187 * 1) Channel number measured
188 *
189 * 2) Measurements for each of 3 power levels for each of 2 radio transmitters
190 * (a.k.a. "tx chains") (6 measurements altogether)
191 */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800192struct iwl4965_eeprom_calib_ch_info {
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800193 u8 ch_num;
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800194 struct iwl4965_eeprom_calib_measure measurements[EEPROM_TX_POWER_TX_CHAINS]
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800195 [EEPROM_TX_POWER_MEASUREMENTS];
196} __attribute__ ((packed));
197
Ben Cahill796083c2007-11-29 11:09:45 +0800198/*
199 * 4965 txpower subband info.
200 *
201 * For each frequency subband, EEPROM contains the following:
202 *
203 * 1) First and last channels within range of the subband. "0" values
204 * indicate that this sample set is not being used.
205 *
206 * 2) Sample measurement sets for 2 channels close to the range endpoints.
207 */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800208struct iwl4965_eeprom_calib_subband_info {
Ben Cahill796083c2007-11-29 11:09:45 +0800209 u8 ch_from; /* channel number of lowest channel in subband */
210 u8 ch_to; /* channel number of highest channel in subband */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800211 struct iwl4965_eeprom_calib_ch_info ch1;
212 struct iwl4965_eeprom_calib_ch_info ch2;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800213} __attribute__ ((packed));
214
Ben Cahill796083c2007-11-29 11:09:45 +0800215
216/*
217 * 4965 txpower calibration info. EEPROM contains:
218 *
219 * 1) Factory-measured saturation power levels (maximum levels at which
220 * tx power amplifier can output a signal without too much distortion).
221 * There is one level for 2.4 GHz band and one for 5 GHz band. These
222 * values apply to all channels within each of the bands.
223 *
224 * 2) Factory-measured power supply voltage level. This is assumed to be
225 * constant (i.e. same value applies to all channels/bands) while the
226 * factory measurements are being made.
227 *
228 * 3) Up to 8 sets of factory-measured txpower calibration values.
229 * These are for different frequency ranges, since txpower gain
230 * characteristics of the analog radio circuitry vary with frequency.
231 *
232 * Not all sets need to be filled with data;
233 * struct iwl4965_eeprom_calib_subband_info contains range of channels
234 * (0 if unused) for each set of data.
235 */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800236struct iwl4965_eeprom_calib_info {
Ben Cahill796083c2007-11-29 11:09:45 +0800237 u8 saturation_power24; /* half-dBm (e.g. "34" = 17 dBm) */
238 u8 saturation_power52; /* half-dBm */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800239 s16 voltage; /* signed */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800240 struct iwl4965_eeprom_calib_subband_info band_info[EEPROM_TX_POWER_BANDS];
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800241} __attribute__ ((packed));
242
243
Ben Cahill796083c2007-11-29 11:09:45 +0800244/*
245 * 4965 EEPROM map
246 */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800247struct iwl4965_eeprom {
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800248 u8 reserved0[16];
249#define EEPROM_DEVICE_ID (2*0x08) /* 2 bytes */
Ben Cahill796083c2007-11-29 11:09:45 +0800250 u16 device_id; /* abs.ofs: 16 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800251 u8 reserved1[2];
252#define EEPROM_PMC (2*0x0A) /* 2 bytes */
253 u16 pmc; /* abs.ofs: 20 */
254 u8 reserved2[20];
255#define EEPROM_MAC_ADDRESS (2*0x15) /* 6 bytes */
256 u8 mac_address[6]; /* abs.ofs: 42 */
257 u8 reserved3[58];
258#define EEPROM_BOARD_REVISION (2*0x35) /* 2 bytes */
259 u16 board_revision; /* abs.ofs: 106 */
260 u8 reserved4[11];
261#define EEPROM_BOARD_PBA_NUMBER (2*0x3B+1) /* 9 bytes */
262 u8 board_pba_number[9]; /* abs.ofs: 119 */
263 u8 reserved5[8];
264#define EEPROM_VERSION (2*0x44) /* 2 bytes */
265 u16 version; /* abs.ofs: 136 */
266#define EEPROM_SKU_CAP (2*0x45) /* 1 bytes */
267 u8 sku_cap; /* abs.ofs: 138 */
268#define EEPROM_LEDS_MODE (2*0x45+1) /* 1 bytes */
269 u8 leds_mode; /* abs.ofs: 139 */
270#define EEPROM_OEM_MODE (2*0x46) /* 2 bytes */
271 u16 oem_mode;
272#define EEPROM_WOWLAN_MODE (2*0x47) /* 2 bytes */
273 u16 wowlan_mode; /* abs.ofs: 142 */
274#define EEPROM_LEDS_TIME_INTERVAL (2*0x48) /* 2 bytes */
275 u16 leds_time_interval; /* abs.ofs: 144 */
276#define EEPROM_LEDS_OFF_TIME (2*0x49) /* 1 bytes */
277 u8 leds_off_time; /* abs.ofs: 146 */
278#define EEPROM_LEDS_ON_TIME (2*0x49+1) /* 1 bytes */
279 u8 leds_on_time; /* abs.ofs: 147 */
280#define EEPROM_ALMGOR_M_VERSION (2*0x4A) /* 1 bytes */
281 u8 almgor_m_version; /* abs.ofs: 148 */
282#define EEPROM_ANTENNA_SWITCH_TYPE (2*0x4A+1) /* 1 bytes */
283 u8 antenna_switch_type; /* abs.ofs: 149 */
284 u8 reserved6[8];
285#define EEPROM_4965_BOARD_REVISION (2*0x4F) /* 2 bytes */
286 u16 board_revision_4965; /* abs.ofs: 158 */
287 u8 reserved7[13];
288#define EEPROM_4965_BOARD_PBA (2*0x56+1) /* 9 bytes */
289 u8 board_pba_number_4965[9]; /* abs.ofs: 173 */
290 u8 reserved8[10];
291#define EEPROM_REGULATORY_SKU_ID (2*0x60) /* 4 bytes */
292 u8 sku_id[4]; /* abs.ofs: 192 */
Ben Cahill796083c2007-11-29 11:09:45 +0800293
294/*
295 * Per-channel regulatory data.
296 *
297 * Each channel that *might* be supported by 3945 or 4965 has a fixed location
298 * in EEPROM containing EEPROM_CHANNEL_* usage flags (LSB) and max regulatory
299 * txpower (MSB).
300 *
301 * Entries immediately below are for 20 MHz channel width. FAT (40 MHz)
302 * channels (only for 4965, not supported by 3945) appear later in the EEPROM.
303 *
304 * 2.4 GHz channels 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14
305 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800306#define EEPROM_REGULATORY_BAND_1 (2*0x62) /* 2 bytes */
307 u16 band_1_count; /* abs.ofs: 196 */
308#define EEPROM_REGULATORY_BAND_1_CHANNELS (2*0x63) /* 28 bytes */
Ben Cahill796083c2007-11-29 11:09:45 +0800309 struct iwl4965_eeprom_channel band_1_channels[14]; /* abs.ofs: 196 */
310
311/*
312 * 4.9 GHz channels 183, 184, 185, 187, 188, 189, 192, 196,
313 * 5.0 GHz channels 7, 8, 11, 12, 16
314 * (4915-5080MHz) (none of these is ever supported)
315 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800316#define EEPROM_REGULATORY_BAND_2 (2*0x71) /* 2 bytes */
317 u16 band_2_count; /* abs.ofs: 226 */
318#define EEPROM_REGULATORY_BAND_2_CHANNELS (2*0x72) /* 26 bytes */
Ben Cahill796083c2007-11-29 11:09:45 +0800319 struct iwl4965_eeprom_channel band_2_channels[13]; /* abs.ofs: 228 */
320
321/*
322 * 5.2 GHz channels 34, 36, 38, 40, 42, 44, 46, 48, 52, 56, 60, 64
323 * (5170-5320MHz)
324 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800325#define EEPROM_REGULATORY_BAND_3 (2*0x7F) /* 2 bytes */
326 u16 band_3_count; /* abs.ofs: 254 */
327#define EEPROM_REGULATORY_BAND_3_CHANNELS (2*0x80) /* 24 bytes */
Ben Cahill796083c2007-11-29 11:09:45 +0800328 struct iwl4965_eeprom_channel band_3_channels[12]; /* abs.ofs: 256 */
329
330/*
331 * 5.5 GHz channels 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140
332 * (5500-5700MHz)
333 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800334#define EEPROM_REGULATORY_BAND_4 (2*0x8C) /* 2 bytes */
335 u16 band_4_count; /* abs.ofs: 280 */
336#define EEPROM_REGULATORY_BAND_4_CHANNELS (2*0x8D) /* 22 bytes */
Ben Cahill796083c2007-11-29 11:09:45 +0800337 struct iwl4965_eeprom_channel band_4_channels[11]; /* abs.ofs: 282 */
338
339/*
340 * 5.7 GHz channels 145, 149, 153, 157, 161, 165
341 * (5725-5825MHz)
342 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800343#define EEPROM_REGULATORY_BAND_5 (2*0x98) /* 2 bytes */
344 u16 band_5_count; /* abs.ofs: 304 */
345#define EEPROM_REGULATORY_BAND_5_CHANNELS (2*0x99) /* 12 bytes */
Ben Cahill796083c2007-11-29 11:09:45 +0800346 struct iwl4965_eeprom_channel band_5_channels[6]; /* abs.ofs: 306 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800347
348 u8 reserved10[2];
Ben Cahill796083c2007-11-29 11:09:45 +0800349
350
351/*
352 * 2.4 GHz FAT channels 1 (5), 2 (6), 3 (7), 4 (8), 5 (9), 6 (10), 7 (11)
353 *
354 * The channel listed is the center of the lower 20 MHz half of the channel.
355 * The overall center frequency is actually 2 channels (10 MHz) above that,
356 * and the upper half of each FAT channel is centered 4 channels (20 MHz) away
357 * from the lower half; e.g. the upper half of FAT channel 1 is channel 5,
358 * and the overall FAT channel width centers on channel 3.
359 *
360 * NOTE: The RXON command uses 20 MHz channel numbers to specify the
361 * control channel to which to tune. RXON also specifies whether the
362 * control channel is the upper or lower half of a FAT channel.
363 *
364 * NOTE: 4965 does not support FAT channels on 2.4 GHz.
365 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800366#define EEPROM_REGULATORY_BAND_24_FAT_CHANNELS (2*0xA0) /* 14 bytes */
Ben Cahill796083c2007-11-29 11:09:45 +0800367 struct iwl4965_eeprom_channel band_24_channels[7]; /* abs.ofs: 320 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800368 u8 reserved11[2];
Ben Cahill796083c2007-11-29 11:09:45 +0800369
370/*
371 * 5.2 GHz FAT channels 36 (40), 44 (48), 52 (56), 60 (64),
372 * 100 (104), 108 (112), 116 (120), 124 (128), 132 (136), 149 (153), 157 (161)
373 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800374#define EEPROM_REGULATORY_BAND_52_FAT_CHANNELS (2*0xA8) /* 22 bytes */
Ben Cahill796083c2007-11-29 11:09:45 +0800375 struct iwl4965_eeprom_channel band_52_channels[11]; /* abs.ofs: 336 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800376 u8 reserved12[6];
Ben Cahill796083c2007-11-29 11:09:45 +0800377
378/*
379 * 4965 driver requires txpower calibration format version 5 or greater.
380 * Driver does not work with txpower calibration version < 5.
381 * This value is simply a 16-bit number, no major/minor versions here.
382 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800383#define EEPROM_CALIB_VERSION_OFFSET (2*0xB6) /* 2 bytes */
384 u16 calib_version; /* abs.ofs: 364 */
385 u8 reserved13[2];
Ben Cahill40ac81a2007-11-29 11:09:46 +0800386 u8 reserved14[96]; /* abs.ofs: 368 */
Ben Cahill796083c2007-11-29 11:09:45 +0800387
388/*
389 * 4965 Txpower calibration data.
390 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800391#define EEPROM_IWL_CALIB_TXPOWER_OFFSET (2*0xE8) /* 48 bytes */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800392 struct iwl4965_eeprom_calib_info calib_info; /* abs.ofs: 464 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800393
394 u8 reserved16[140]; /* fill out to full 1024 byte block */
395
396
397} __attribute__ ((packed));
398
399#define IWL_EEPROM_IMAGE_SIZE 1024
400
Ben Cahill796083c2007-11-29 11:09:45 +0800401/* End of EEPROM */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800402
403#include "iwl-4965-commands.h"
404
405#define PCI_LINK_CTRL 0x0F0
406#define PCI_POWER_SOURCE 0x0C8
407#define PCI_REG_WUM8 0x0E8
408#define PCI_CFG_PMC_PME_FROM_D3COLD_SUPPORT (0x80000000)
409
410/*=== CSR (control and status registers) ===*/
411#define CSR_BASE (0x000)
412
413#define CSR_SW_VER (CSR_BASE+0x000)
414#define CSR_HW_IF_CONFIG_REG (CSR_BASE+0x000) /* hardware interface config */
415#define CSR_INT_COALESCING (CSR_BASE+0x004) /* accum ints, 32-usec units */
416#define CSR_INT (CSR_BASE+0x008) /* host interrupt status/ack */
417#define CSR_INT_MASK (CSR_BASE+0x00c) /* host interrupt enable */
418#define CSR_FH_INT_STATUS (CSR_BASE+0x010) /* busmaster int status/ack*/
419#define CSR_GPIO_IN (CSR_BASE+0x018) /* read external chip pins */
420#define CSR_RESET (CSR_BASE+0x020) /* busmaster enable, NMI, etc*/
421#define CSR_GP_CNTRL (CSR_BASE+0x024)
Ben Cahill1fea8e82007-11-29 11:09:52 +0800422
423/*
424 * Hardware revision info
425 * Bit fields:
426 * 31-8: Reserved
427 * 7-4: Type of device: 0x0 = 4965, 0xd = 3945
428 * 3-2: Revision step: 0 = A, 1 = B, 2 = C, 3 = D
429 * 1-0: "Dash" value, as in A-1, etc.
430 *
431 * NOTE: Revision step affects calculation of CCK txpower for 4965.
432 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800433#define CSR_HW_REV (CSR_BASE+0x028)
Ben Cahill1fea8e82007-11-29 11:09:52 +0800434
435/* EEPROM reads */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800436#define CSR_EEPROM_REG (CSR_BASE+0x02c)
437#define CSR_EEPROM_GP (CSR_BASE+0x030)
438#define CSR_GP_UCODE (CSR_BASE+0x044)
439#define CSR_UCODE_DRV_GP1 (CSR_BASE+0x054)
440#define CSR_UCODE_DRV_GP1_SET (CSR_BASE+0x058)
441#define CSR_UCODE_DRV_GP1_CLR (CSR_BASE+0x05c)
442#define CSR_UCODE_DRV_GP2 (CSR_BASE+0x060)
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800443#define CSR_GIO_CHICKEN_BITS (CSR_BASE+0x100)
Ben Cahill1fea8e82007-11-29 11:09:52 +0800444
445/*
446 * Indicates hardware rev, to determine CCK backoff for txpower calculation.
447 * Bit fields:
448 * 3-2: 0 = A, 1 = B, 2 = C, 3 = D step
449 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800450#define CSR_HW_REV_WA_REG (CSR_BASE+0x22C)
451
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800452#define CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM (0x00200000)
453
454/* interrupt flags in INTA, set by uCode or hardware (e.g. dma),
455 * acknowledged (reset) by host writing "1" to flagged bits. */
456#define CSR_INT_BIT_FH_RX (1<<31) /* Rx DMA, cmd responses, FH_INT[17:16] */
457#define CSR_INT_BIT_HW_ERR (1<<29) /* DMA hardware error FH_INT[31] */
458#define CSR_INT_BIT_DNLD (1<<28) /* uCode Download */
459#define CSR_INT_BIT_FH_TX (1<<27) /* Tx DMA FH_INT[1:0] */
460#define CSR_INT_BIT_MAC_CLK_ACTV (1<<26) /* NIC controller's clock toggled on/off */
461#define CSR_INT_BIT_SW_ERR (1<<25) /* uCode error */
462#define CSR_INT_BIT_RF_KILL (1<<7) /* HW RFKILL switch GP_CNTRL[27] toggled */
463#define CSR_INT_BIT_CT_KILL (1<<6) /* Critical temp (chip too hot) rfkill */
464#define CSR_INT_BIT_SW_RX (1<<3) /* Rx, command responses, 3945 */
465#define CSR_INT_BIT_WAKEUP (1<<1) /* NIC controller waking up (pwr mgmt) */
466#define CSR_INT_BIT_ALIVE (1<<0) /* uCode interrupts once it initializes */
467
468#define CSR_INI_SET_MASK (CSR_INT_BIT_FH_RX | \
469 CSR_INT_BIT_HW_ERR | \
470 CSR_INT_BIT_FH_TX | \
471 CSR_INT_BIT_SW_ERR | \
472 CSR_INT_BIT_RF_KILL | \
473 CSR_INT_BIT_SW_RX | \
474 CSR_INT_BIT_WAKEUP | \
475 CSR_INT_BIT_ALIVE)
476
477/* interrupt flags in FH (flow handler) (PCI busmaster DMA) */
478#define CSR_FH_INT_BIT_ERR (1<<31) /* Error */
479#define CSR_FH_INT_BIT_HI_PRIOR (1<<30) /* High priority Rx, bypass coalescing */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800480#define CSR_FH_INT_BIT_RX_CHNL1 (1<<17) /* Rx channel 1 */
481#define CSR_FH_INT_BIT_RX_CHNL0 (1<<16) /* Rx channel 0 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800482#define CSR_FH_INT_BIT_TX_CHNL1 (1<<1) /* Tx channel 1 */
483#define CSR_FH_INT_BIT_TX_CHNL0 (1<<0) /* Tx channel 0 */
484
485#define CSR_FH_INT_RX_MASK (CSR_FH_INT_BIT_HI_PRIOR | \
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800486 CSR_FH_INT_BIT_RX_CHNL1 | \
487 CSR_FH_INT_BIT_RX_CHNL0)
488
Ben Cahill2248d8d2007-11-29 11:09:58 +0800489#define CSR_FH_INT_TX_MASK (CSR_FH_INT_BIT_TX_CHNL1 | \
Jeff Garzik93a3b602007-11-23 21:50:20 -0500490 CSR_FH_INT_BIT_TX_CHNL0)
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800491
492
493/* RESET */
494#define CSR_RESET_REG_FLAG_NEVO_RESET (0x00000001)
495#define CSR_RESET_REG_FLAG_FORCE_NMI (0x00000002)
496#define CSR_RESET_REG_FLAG_SW_RESET (0x00000080)
497#define CSR_RESET_REG_FLAG_MASTER_DISABLED (0x00000100)
498#define CSR_RESET_REG_FLAG_STOP_MASTER (0x00000200)
499
500/* GP (general purpose) CONTROL */
501#define CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY (0x00000001)
502#define CSR_GP_CNTRL_REG_FLAG_INIT_DONE (0x00000004)
503#define CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ (0x00000008)
504#define CSR_GP_CNTRL_REG_FLAG_GOING_TO_SLEEP (0x00000010)
505
506#define CSR_GP_CNTRL_REG_VAL_MAC_ACCESS_EN (0x00000001)
507
508#define CSR_GP_CNTRL_REG_MSK_POWER_SAVE_TYPE (0x07000000)
509#define CSR_GP_CNTRL_REG_FLAG_MAC_POWER_SAVE (0x04000000)
510#define CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW (0x08000000)
511
512
513/* EEPROM REG */
514#define CSR_EEPROM_REG_READ_VALID_MSK (0x00000001)
515#define CSR_EEPROM_REG_BIT_CMD (0x00000002)
516
517/* EEPROM GP */
518#define CSR_EEPROM_GP_VALID_MSK (0x00000006)
519#define CSR_EEPROM_GP_BAD_SIGNATURE (0x00000000)
520#define CSR_EEPROM_GP_IF_OWNER_MSK (0x00000180)
521
522/* UCODE DRV GP */
523#define CSR_UCODE_DRV_GP1_BIT_MAC_SLEEP (0x00000001)
524#define CSR_UCODE_SW_BIT_RFKILL (0x00000002)
525#define CSR_UCODE_DRV_GP1_BIT_CMD_BLOCKED (0x00000004)
526#define CSR_UCODE_DRV_GP1_REG_BIT_CT_KILL_EXIT (0x00000008)
527
528/* GPIO */
529#define CSR_GPIO_IN_BIT_AUX_POWER (0x00000200)
530#define CSR_GPIO_IN_VAL_VAUX_PWR_SRC (0x00000000)
531#define CSR_GPIO_IN_VAL_VMAIN_PWR_SRC CSR_GPIO_IN_BIT_AUX_POWER
532
533/* GI Chicken Bits */
534#define CSR_GIO_CHICKEN_BITS_REG_BIT_L1A_NO_L0S_RX (0x00800000)
535#define CSR_GIO_CHICKEN_BITS_REG_BIT_DIS_L0S_EXIT_TIMER (0x20000000)
536
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800537/*=== HBUS (Host-side Bus) ===*/
538#define HBUS_BASE (0x400)
539
Ben Cahill1fea8e82007-11-29 11:09:52 +0800540/*
541 * Registers for accessing device's internal SRAM memory (e.g. SCD SRAM
542 * structures, error log, event log, verifying uCode load).
543 * First write to address register, then read from or write to data register
544 * to complete the job. Once the address register is set up, accesses to
545 * data registers auto-increment the address by one dword.
546 * Bit usage for address registers (read or write):
547 * 0-31: memory address within device
548 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800549#define HBUS_TARG_MEM_RADDR (HBUS_BASE+0x00c)
550#define HBUS_TARG_MEM_WADDR (HBUS_BASE+0x010)
551#define HBUS_TARG_MEM_WDAT (HBUS_BASE+0x018)
552#define HBUS_TARG_MEM_RDAT (HBUS_BASE+0x01c)
Ben Cahill1fea8e82007-11-29 11:09:52 +0800553
554/*
555 * Registers for accessing device's internal peripheral registers
556 * (e.g. SCD, BSM, etc.). First write to address register,
557 * then read from or write to data register to complete the job.
558 * Bit usage for address registers (read or write):
559 * 0-15: register address (offset) within device
560 * 24-25: (# bytes - 1) to read or write (e.g. 3 for dword)
561 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800562#define HBUS_TARG_PRPH_WADDR (HBUS_BASE+0x044)
563#define HBUS_TARG_PRPH_RADDR (HBUS_BASE+0x048)
564#define HBUS_TARG_PRPH_WDAT (HBUS_BASE+0x04c)
565#define HBUS_TARG_PRPH_RDAT (HBUS_BASE+0x050)
Ben Cahill1fea8e82007-11-29 11:09:52 +0800566
567/*
568 * Per-Tx-queue write pointer (index, really!) (3945 and 4965).
569 * Indicates index to next TFD that driver will fill (1 past latest filled).
570 * Bit usage:
571 * 0-7: queue write index (0-255)
572 * 11-8: queue selector (0-15)
573 */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800574#define HBUS_TARG_WRPTR (HBUS_BASE+0x060)
575
576#define HBUS_TARG_MBX_C (HBUS_BASE+0x030)
577
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800578/*=== FH (data Flow Handler) ===*/
579#define FH_BASE (0x800)
580
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800581#define FH_RSCSR_CHNL0_WPTR (FH_RSCSR_CHNL0_RBDCB_WPTR_REG)
582
583/* RSSR */
584#define FH_RSSR_CTRL (FH_RSSR_TABLE+0x000)
585#define FH_RSSR_STATUS (FH_RSSR_TABLE+0x004)
586/* TCSR */
587#define FH_TCSR(_channel) (FH_TCSR_TABLE+(_channel)*0x20)
588#define FH_TCSR_CONFIG(_channel) (FH_TCSR(_channel)+0x00)
589#define FH_TCSR_CREDIT(_channel) (FH_TCSR(_channel)+0x04)
590#define FH_TCSR_BUFF_STTS(_channel) (FH_TCSR(_channel)+0x08)
591/* TSSR */
592#define FH_TSSR_CBB_BASE (FH_TSSR_TABLE+0x000)
593#define FH_TSSR_MSG_CONFIG (FH_TSSR_TABLE+0x008)
594#define FH_TSSR_TX_STATUS (FH_TSSR_TABLE+0x010)
595/* 18 - reserved */
596
597/* card static random access memory (SRAM) for processor data and instructs */
598#define RTC_INST_LOWER_BOUND (0x000000)
599#define RTC_DATA_LOWER_BOUND (0x800000)
600
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800601#define HBUS_TARG_MBX_C_REG_BIT_CMD_BLOCKED (0x00000004)
602
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800603#define TFD_QUEUE_SIZE_MAX (256)
604
605/* spectrum and channel data structures */
606#define IWL_NUM_SCAN_RATES (2)
607
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800608#define IWL_DEFAULT_TX_RETRY 15
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800609
610#define RX_QUEUE_SIZE 256
611#define RX_QUEUE_MASK 255
612#define RX_QUEUE_SIZE_LOG 8
613
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800614#define TFD_TX_CMD_SLOTS 256
615#define TFD_CMD_SLOTS 32
616
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800617#define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl4965_cmd) - \
618 sizeof(struct iwl4965_cmd_meta))
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800619
620/*
621 * RX related structures and functions
622 */
623#define RX_FREE_BUFFERS 64
624#define RX_LOW_WATERMARK 8
625
626
Zhu Yib481de92007-09-25 17:54:57 -0700627#define IWL_RX_BUF_SIZE (4 * 1024)
628#define IWL_MAX_BSM_SIZE BSM_SRAM_SIZE
629#define KDR_RTC_INST_UPPER_BOUND (0x018000)
630#define KDR_RTC_DATA_UPPER_BOUND (0x80A000)
631#define KDR_RTC_INST_SIZE (KDR_RTC_INST_UPPER_BOUND - RTC_INST_LOWER_BOUND)
632#define KDR_RTC_DATA_SIZE (KDR_RTC_DATA_UPPER_BOUND - RTC_DATA_LOWER_BOUND)
633
634#define IWL_MAX_INST_SIZE KDR_RTC_INST_SIZE
635#define IWL_MAX_DATA_SIZE KDR_RTC_DATA_SIZE
636
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800637static inline int iwl4965_hw_valid_rtc_data_addr(u32 addr)
Zhu Yib481de92007-09-25 17:54:57 -0700638{
639 return (addr >= RTC_DATA_LOWER_BOUND) &&
640 (addr < KDR_RTC_DATA_UPPER_BOUND);
641}
642
643/********************* START TXPOWER *****************************************/
644enum {
645 HT_IE_EXT_CHANNEL_NONE = 0,
646 HT_IE_EXT_CHANNEL_ABOVE,
647 HT_IE_EXT_CHANNEL_INVALID,
648 HT_IE_EXT_CHANNEL_BELOW,
649 HT_IE_EXT_CHANNEL_MAX
650};
651
652enum {
653 CALIB_CH_GROUP_1 = 0,
654 CALIB_CH_GROUP_2 = 1,
655 CALIB_CH_GROUP_3 = 2,
656 CALIB_CH_GROUP_4 = 3,
657 CALIB_CH_GROUP_5 = 4,
658 CALIB_CH_GROUP_MAX
659};
660
661/* Temperature calibration offset is 3% 0C in Kelvin */
662#define TEMPERATURE_CALIB_KELVIN_OFFSET 8
663#define TEMPERATURE_CALIB_A_VAL 259
664
665#define IWL_TX_POWER_TEMPERATURE_MIN (263)
666#define IWL_TX_POWER_TEMPERATURE_MAX (410)
667
668#define IWL_TX_POWER_TEMPERATURE_OUT_OF_RANGE(t) \
669 (((t) < IWL_TX_POWER_TEMPERATURE_MIN) || \
670 ((t) > IWL_TX_POWER_TEMPERATURE_MAX))
671
Zhu Yib481de92007-09-25 17:54:57 -0700672#define IWL_TX_POWER_MIMO_REGULATORY_COMPENSATION (6)
673
674#define IWL_TX_POWER_TARGET_POWER_MIN (0) /* 0 dBm = 1 milliwatt */
675#define IWL_TX_POWER_TARGET_POWER_MAX (16) /* 16 dBm */
676
Zhu Yib481de92007-09-25 17:54:57 -0700677#define MIN_TX_GAIN_INDEX (0)
678#define MIN_TX_GAIN_INDEX_52GHZ_EXT (-9)
Zhu Yib481de92007-09-25 17:54:57 -0700679
680#define IWL_TX_POWER_DEFAULT_REGULATORY_24 (34)
681#define IWL_TX_POWER_DEFAULT_REGULATORY_52 (34)
682#define IWL_TX_POWER_REGULATORY_MIN (0)
683#define IWL_TX_POWER_REGULATORY_MAX (34)
684#define IWL_TX_POWER_DEFAULT_SATURATION_24 (38)
685#define IWL_TX_POWER_DEFAULT_SATURATION_52 (38)
686#define IWL_TX_POWER_SATURATION_MIN (20)
687#define IWL_TX_POWER_SATURATION_MAX (50)
688
Zhu Yib481de92007-09-25 17:54:57 -0700689/* First and last channels of all groups */
690#define CALIB_IWL_TX_ATTEN_GR1_FCH 34
691#define CALIB_IWL_TX_ATTEN_GR1_LCH 43
692#define CALIB_IWL_TX_ATTEN_GR2_FCH 44
693#define CALIB_IWL_TX_ATTEN_GR2_LCH 70
694#define CALIB_IWL_TX_ATTEN_GR3_FCH 71
695#define CALIB_IWL_TX_ATTEN_GR3_LCH 124
696#define CALIB_IWL_TX_ATTEN_GR4_FCH 125
697#define CALIB_IWL_TX_ATTEN_GR4_LCH 200
698#define CALIB_IWL_TX_ATTEN_GR5_FCH 1
699#define CALIB_IWL_TX_ATTEN_GR5_LCH 20
700
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800701union iwl4965_tx_power_dual_stream {
Zhu Yib481de92007-09-25 17:54:57 -0700702 struct {
703 u8 radio_tx_gain[2];
704 u8 dsp_predis_atten[2];
705 } s;
706 u32 dw;
707};
708
709/********************* END TXPOWER *****************************************/
710
711/* HT flags */
712#define RXON_FLG_CTRL_CHANNEL_LOC_POS (22)
713#define RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK __constant_cpu_to_le32(0x1<<22)
714
715#define RXON_FLG_HT_OPERATING_MODE_POS (23)
716
717#define RXON_FLG_HT_PROT_MSK __constant_cpu_to_le32(0x1<<23)
718#define RXON_FLG_FAT_PROT_MSK __constant_cpu_to_le32(0x2<<23)
719
720#define RXON_FLG_CHANNEL_MODE_POS (25)
721#define RXON_FLG_CHANNEL_MODE_MSK __constant_cpu_to_le32(0x3<<25)
722#define RXON_FLG_CHANNEL_MODE_PURE_40_MSK __constant_cpu_to_le32(0x1<<25)
723#define RXON_FLG_CHANNEL_MODE_MIXED_MSK __constant_cpu_to_le32(0x2<<25)
724
725#define RXON_RX_CHAIN_DRIVER_FORCE_MSK __constant_cpu_to_le16(0x1<<0)
726#define RXON_RX_CHAIN_VALID_MSK __constant_cpu_to_le16(0x7<<1)
727#define RXON_RX_CHAIN_VALID_POS (1)
728#define RXON_RX_CHAIN_FORCE_SEL_MSK __constant_cpu_to_le16(0x7<<4)
729#define RXON_RX_CHAIN_FORCE_SEL_POS (4)
730#define RXON_RX_CHAIN_FORCE_MIMO_SEL_MSK __constant_cpu_to_le16(0x7<<7)
731#define RXON_RX_CHAIN_FORCE_MIMO_SEL_POS (7)
732#define RXON_RX_CHAIN_CNT_MSK __constant_cpu_to_le16(0x3<<10)
733#define RXON_RX_CHAIN_CNT_POS (10)
734#define RXON_RX_CHAIN_MIMO_CNT_MSK __constant_cpu_to_le16(0x3<<12)
735#define RXON_RX_CHAIN_MIMO_CNT_POS (12)
736#define RXON_RX_CHAIN_MIMO_FORCE_MSK __constant_cpu_to_le16(0x1<<14)
737#define RXON_RX_CHAIN_MIMO_FORCE_POS (14)
738
739
Zhu Yib481de92007-09-25 17:54:57 -0700740/* Flow Handler Definitions */
741
742/**********************/
743/* Addresses */
744/**********************/
745
746#define FH_MEM_LOWER_BOUND (0x1000)
747#define FH_MEM_UPPER_BOUND (0x1EF0)
748
749#define IWL_FH_REGS_LOWER_BOUND (0x1000)
750#define IWL_FH_REGS_UPPER_BOUND (0x2000)
751
752#define IWL_FH_KW_MEM_ADDR_REG (FH_MEM_LOWER_BOUND + 0x97C)
753
754/* CBBC Area - Circular buffers base address cache pointers table */
755#define FH_MEM_CBBC_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0x9D0)
756#define FH_MEM_CBBC_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xA10)
757/* queues 0 - 15 */
758#define FH_MEM_CBBC_QUEUE(x) (FH_MEM_CBBC_LOWER_BOUND + (x) * 0x4)
759
760/* RSCSR Area */
761#define FH_MEM_RSCSR_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0xBC0)
762#define FH_MEM_RSCSR_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xC00)
763#define FH_MEM_RSCSR_CHNL0 (FH_MEM_RSCSR_LOWER_BOUND)
764
765#define FH_RSCSR_CHNL0_STTS_WPTR_REG (FH_MEM_RSCSR_CHNL0)
766#define FH_RSCSR_CHNL0_RBDCB_BASE_REG (FH_MEM_RSCSR_CHNL0 + 0x004)
767#define FH_RSCSR_CHNL0_RBDCB_WPTR_REG (FH_MEM_RSCSR_CHNL0 + 0x008)
768
769/* RCSR Area - Registers address map */
770#define FH_MEM_RCSR_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0xC00)
771#define FH_MEM_RCSR_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xCC0)
772#define FH_MEM_RCSR_CHNL0 (FH_MEM_RCSR_LOWER_BOUND)
773
774#define FH_MEM_RCSR_CHNL0_CONFIG_REG (FH_MEM_RCSR_CHNL0)
775
776/* RSSR Area - Rx shared ctrl & status registers */
777#define FH_MEM_RSSR_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0xC40)
778#define FH_MEM_RSSR_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xD00)
779#define FH_MEM_RSSR_SHARED_CTRL_REG (FH_MEM_RSSR_LOWER_BOUND)
780#define FH_MEM_RSSR_RX_STATUS_REG (FH_MEM_RSSR_LOWER_BOUND + 0x004)
781#define FH_MEM_RSSR_RX_ENABLE_ERR_IRQ2DRV (FH_MEM_RSSR_LOWER_BOUND + 0x008)
782
783/* TCSR */
784#define IWL_FH_TCSR_LOWER_BOUND (IWL_FH_REGS_LOWER_BOUND + 0xD00)
785#define IWL_FH_TCSR_UPPER_BOUND (IWL_FH_REGS_LOWER_BOUND + 0xE60)
786
Zhu Yib481de92007-09-25 17:54:57 -0700787#define IWL_FH_TCSR_CHNL_TX_CONFIG_REG(_chnl) \
788 (IWL_FH_TCSR_LOWER_BOUND + 0x20 * _chnl)
789
790/* TSSR Area - Tx shared status registers */
791/* TSSR */
792#define IWL_FH_TSSR_LOWER_BOUND (IWL_FH_REGS_LOWER_BOUND + 0xEA0)
793#define IWL_FH_TSSR_UPPER_BOUND (IWL_FH_REGS_LOWER_BOUND + 0xEC0)
794
Zhu Yib481de92007-09-25 17:54:57 -0700795#define IWL_FH_TSSR_TX_STATUS_REG (IWL_FH_TSSR_LOWER_BOUND + 0x010)
796
Zhu Yib481de92007-09-25 17:54:57 -0700797#define IWL_FH_TSSR_TX_STATUS_REG_BIT_BUFS_EMPTY(_chnl) \
798 ((1 << (_chnl)) << 24)
799#define IWL_FH_TSSR_TX_STATUS_REG_BIT_NO_PEND_REQ(_chnl) \
800 ((1 << (_chnl)) << 16)
801
802#define IWL_FH_TSSR_TX_STATUS_REG_MSK_CHNL_IDLE(_chnl) \
803 (IWL_FH_TSSR_TX_STATUS_REG_BIT_BUFS_EMPTY(_chnl) | \
804 IWL_FH_TSSR_TX_STATUS_REG_BIT_NO_PEND_REQ(_chnl))
805
Zhu Yib481de92007-09-25 17:54:57 -0700806#define IWL_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_ENABLE_VAL (0x00000008)
807
Zhu Yib481de92007-09-25 17:54:57 -0700808#define IWL_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE (0x80000000)
809
Zhu Yib481de92007-09-25 17:54:57 -0700810/* RCSR: channel 0 rx_config register defines */
Zhu Yib481de92007-09-25 17:54:57 -0700811
812#define FH_RCSR_RX_CONFIG_RBDCB_SIZE_BITSHIFT (20)
Zhu Yib481de92007-09-25 17:54:57 -0700813
Zhu Yib481de92007-09-25 17:54:57 -0700814#define FH_RCSR_RX_CONFIG_CHNL_EN_ENABLE_VAL (0x80000000)
815
816#define IWL_FH_RCSR_RX_CONFIG_REG_VAL_RB_SIZE_4K (0x00000000)
817
818/* RCSR channel 0 config register values */
Zhu Yib481de92007-09-25 17:54:57 -0700819#define FH_RCSR_CHNL0_RX_CONFIG_IRQ_DEST_INT_HOST_VAL (0x00001000)
820
Zhu Yib481de92007-09-25 17:54:57 -0700821#define SCD_WIN_SIZE 64
822#define SCD_FRAME_LIMIT 64
823
Zhu Yib481de92007-09-25 17:54:57 -0700824/* SRAM structures */
825#define SCD_CONTEXT_DATA_OFFSET 0x380
826#define SCD_TX_STTS_BITMAP_OFFSET 0x400
827#define SCD_TRANSLATE_TBL_OFFSET 0x500
828#define SCD_CONTEXT_QUEUE_OFFSET(x) (SCD_CONTEXT_DATA_OFFSET + ((x) * 8))
829#define SCD_TRANSLATE_TBL_OFFSET_QUEUE(x) \
830 ((SCD_TRANSLATE_TBL_OFFSET + ((x) * 2)) & 0xfffffffc)
831
832#define SCD_TXFACT_REG_TXFIFO_MASK(lo, hi) \
833 ((1<<(hi))|((1<<(hi))-(1<<(lo))))
834
Zhu Yib481de92007-09-25 17:54:57 -0700835#define SCD_QUEUE_STTS_REG_POS_ACTIVE (0)
836#define SCD_QUEUE_STTS_REG_POS_TXF (1)
837#define SCD_QUEUE_STTS_REG_POS_WSL (5)
838#define SCD_QUEUE_STTS_REG_POS_SCD_ACK (8)
839#define SCD_QUEUE_STTS_REG_POS_SCD_ACT_EN (10)
840#define SCD_QUEUE_STTS_REG_MSK (0x0007FC00)
841
Zhu Yib481de92007-09-25 17:54:57 -0700842#define SCD_QUEUE_CTX_REG1_WIN_SIZE_POS (0)
843#define SCD_QUEUE_CTX_REG1_WIN_SIZE_MSK (0x0000007F)
Ben Cahill2248d8d2007-11-29 11:09:58 +0800844
Zhu Yib481de92007-09-25 17:54:57 -0700845#define SCD_QUEUE_CTX_REG2_FRAME_LIMIT_POS (16)
846#define SCD_QUEUE_CTX_REG2_FRAME_LIMIT_MSK (0x007F0000)
847
848#define CSR_HW_IF_CONFIG_REG_BIT_KEDRON_R (0x00000010)
849#define CSR_HW_IF_CONFIG_REG_MSK_BOARD_VER (0x00000C00)
850#define CSR_HW_IF_CONFIG_REG_BIT_MAC_SI (0x00000100)
851#define CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI (0x00000200)
852
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800853static inline u8 iwl4965_hw_get_rate(__le32 rate_n_flags)
Zhu Yib481de92007-09-25 17:54:57 -0700854{
855 return le32_to_cpu(rate_n_flags) & 0xFF;
856}
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800857static inline u16 iwl4965_hw_get_rate_n_flags(__le32 rate_n_flags)
Zhu Yib481de92007-09-25 17:54:57 -0700858{
859 return le32_to_cpu(rate_n_flags) & 0xFFFF;
860}
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800861static inline __le32 iwl4965_hw_set_rate_n_flags(u8 rate, u16 flags)
Zhu Yib481de92007-09-25 17:54:57 -0700862{
863 return cpu_to_le32(flags|(u16)rate);
864}
865
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800866struct iwl4965_tfd_frame_data {
Zhu Yib481de92007-09-25 17:54:57 -0700867 __le32 tb1_addr;
868
869 __le32 val1;
870 /* __le32 ptb1_32_35:4; */
871#define IWL_tb1_addr_hi_POS 0
872#define IWL_tb1_addr_hi_LEN 4
873#define IWL_tb1_addr_hi_SYM val1
874 /* __le32 tb_len1:12; */
875#define IWL_tb1_len_POS 4
876#define IWL_tb1_len_LEN 12
877#define IWL_tb1_len_SYM val1
878 /* __le32 ptb2_0_15:16; */
879#define IWL_tb2_addr_lo16_POS 16
880#define IWL_tb2_addr_lo16_LEN 16
881#define IWL_tb2_addr_lo16_SYM val1
882
883 __le32 val2;
884 /* __le32 ptb2_16_35:20; */
885#define IWL_tb2_addr_hi20_POS 0
886#define IWL_tb2_addr_hi20_LEN 20
887#define IWL_tb2_addr_hi20_SYM val2
888 /* __le32 tb_len2:12; */
889#define IWL_tb2_len_POS 20
890#define IWL_tb2_len_LEN 12
891#define IWL_tb2_len_SYM val2
892} __attribute__ ((packed));
893
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800894struct iwl4965_tfd_frame {
Zhu Yib481de92007-09-25 17:54:57 -0700895 __le32 val0;
896 /* __le32 rsvd1:24; */
897 /* __le32 num_tbs:5; */
898#define IWL_num_tbs_POS 24
899#define IWL_num_tbs_LEN 5
900#define IWL_num_tbs_SYM val0
901 /* __le32 rsvd2:1; */
902 /* __le32 padding:2; */
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800903 struct iwl4965_tfd_frame_data pa[10];
Zhu Yib481de92007-09-25 17:54:57 -0700904 __le32 reserved;
905} __attribute__ ((packed));
906
907#define IWL4965_MAX_WIN_SIZE 64
908#define IWL4965_QUEUE_SIZE 256
909#define IWL4965_NUM_FIFOS 7
910#define IWL_MAX_NUM_QUEUES 16
911
912struct iwl4965_queue_byte_cnt_entry {
913 __le16 val;
914 /* __le16 byte_cnt:12; */
915#define IWL_byte_cnt_POS 0
916#define IWL_byte_cnt_LEN 12
917#define IWL_byte_cnt_SYM val
918 /* __le16 rsvd:4; */
919} __attribute__ ((packed));
920
921struct iwl4965_sched_queue_byte_cnt_tbl {
922 struct iwl4965_queue_byte_cnt_entry tfd_offset[IWL4965_QUEUE_SIZE +
923 IWL4965_MAX_WIN_SIZE];
924 u8 dont_care[1024 -
925 (IWL4965_QUEUE_SIZE + IWL4965_MAX_WIN_SIZE) *
926 sizeof(__le16)];
927} __attribute__ ((packed));
928
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800929/* Base physical address of iwl4965_shared is provided to KDR_SCD_DRAM_BASE_ADDR
930 * and &iwl4965_shared.val0 is provided to FH_RSCSR_CHNL0_STTS_WPTR_REG */
931struct iwl4965_shared {
Zhu Yib481de92007-09-25 17:54:57 -0700932 struct iwl4965_sched_queue_byte_cnt_tbl
933 queues_byte_cnt_tbls[IWL_MAX_NUM_QUEUES];
934 __le32 val0;
935
936 /* __le32 rb_closed_stts_rb_num:12; */
937#define IWL_rb_closed_stts_rb_num_POS 0
938#define IWL_rb_closed_stts_rb_num_LEN 12
939#define IWL_rb_closed_stts_rb_num_SYM val0
940 /* __le32 rsrv1:4; */
941 /* __le32 rb_closed_stts_rx_frame_num:12; */
942#define IWL_rb_closed_stts_rx_frame_num_POS 16
943#define IWL_rb_closed_stts_rx_frame_num_LEN 12
944#define IWL_rb_closed_stts_rx_frame_num_SYM val0
945 /* __le32 rsrv2:4; */
946
947 __le32 val1;
948 /* __le32 frame_finished_stts_rb_num:12; */
949#define IWL_frame_finished_stts_rb_num_POS 0
950#define IWL_frame_finished_stts_rb_num_LEN 12
951#define IWL_frame_finished_stts_rb_num_SYM val1
952 /* __le32 rsrv3:4; */
953 /* __le32 frame_finished_stts_rx_frame_num:12; */
954#define IWL_frame_finished_stts_rx_frame_num_POS 16
955#define IWL_frame_finished_stts_rx_frame_num_LEN 12
956#define IWL_frame_finished_stts_rx_frame_num_SYM val1
957 /* __le32 rsrv4:4; */
958
959 __le32 padding1; /* so that allocation will be aligned to 16B */
960 __le32 padding2;
961} __attribute__ ((packed));
962
Christoph Hellwigbb8c0932008-01-27 16:41:47 -0800963#endif /* __iwl4965_4965_hw_h__ */