linux/drivers/net/wireless/iwlwifi/iwl-eeprom.h
Zhu Yi b481de9ca0 [IWLWIFI]: add iwlwifi wireless drivers
This patch adds the mac80211 based wireless drivers for the Intel
PRO/Wireless 3945ABG/BG Network Connection and Intel Wireless WiFi
Link AGN (4965) adapters.

[ Move driver into it's own directory -DaveM ]

Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2007-10-10 16:51:39 -07:00

337 lines
13 KiB
C

/******************************************************************************
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2005 - 2007 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU Geeral Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
* USA
*
* The full GNU General Public License is included in this distribution
* in the file called LICENSE.GPL.
*
* Contact Information:
* James P. Ketrenos <ipw2100-admin@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
* BSD LICENSE
*
* Copyright(c) 2005 - 2007 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*****************************************************************************/
#ifndef __iwl_eeprom_h__
#define __iwl_eeprom_h__
/*
* This file defines EEPROM related constants, enums, and inline functions.
*
*/
#define IWL_EEPROM_ACCESS_TIMEOUT 5000 /* uSec */
#define IWL_EEPROM_ACCESS_DELAY 10 /* uSec */
/* EEPROM field values */
#define ANTENNA_SWITCH_NORMAL 0
#define ANTENNA_SWITCH_INVERSE 1
enum {
EEPROM_CHANNEL_VALID = (1 << 0), /* usable for this SKU/geo */
EEPROM_CHANNEL_IBSS = (1 << 1), /* usable as an IBSS channel */
/* Bit 2 Reserved */
EEPROM_CHANNEL_ACTIVE = (1 << 3), /* active scanning allowed */
EEPROM_CHANNEL_RADAR = (1 << 4), /* radar detection required */
EEPROM_CHANNEL_WIDE = (1 << 5),
EEPROM_CHANNEL_NARROW = (1 << 6),
EEPROM_CHANNEL_DFS = (1 << 7), /* dynamic freq selection candidate */
};
/* EEPROM field lengths */
#define EEPROM_BOARD_PBA_NUMBER_LENGTH 11
/* EEPROM field lengths */
#define EEPROM_BOARD_PBA_NUMBER_LENGTH 11
#define EEPROM_REGULATORY_SKU_ID_LENGTH 4
#define EEPROM_REGULATORY_BAND1_CHANNELS_LENGTH 14
#define EEPROM_REGULATORY_BAND2_CHANNELS_LENGTH 13
#define EEPROM_REGULATORY_BAND3_CHANNELS_LENGTH 12
#define EEPROM_REGULATORY_BAND4_CHANNELS_LENGTH 11
#define EEPROM_REGULATORY_BAND5_CHANNELS_LENGTH 6
#if IWL == 3945
#define EEPROM_REGULATORY_CHANNELS_LENGTH ( \
EEPROM_REGULATORY_BAND1_CHANNELS_LENGTH + \
EEPROM_REGULATORY_BAND2_CHANNELS_LENGTH + \
EEPROM_REGULATORY_BAND3_CHANNELS_LENGTH + \
EEPROM_REGULATORY_BAND4_CHANNELS_LENGTH + \
EEPROM_REGULATORY_BAND5_CHANNELS_LENGTH)
#elif IWL == 4965
#define EEPROM_REGULATORY_BAND_24_FAT_CHANNELS_LENGTH 7
#define EEPROM_REGULATORY_BAND_52_FAT_CHANNELS_LENGTH 11
#define EEPROM_REGULATORY_CHANNELS_LENGTH ( \
EEPROM_REGULATORY_BAND1_CHANNELS_LENGTH + \
EEPROM_REGULATORY_BAND2_CHANNELS_LENGTH + \
EEPROM_REGULATORY_BAND3_CHANNELS_LENGTH + \
EEPROM_REGULATORY_BAND4_CHANNELS_LENGTH + \
EEPROM_REGULATORY_BAND5_CHANNELS_LENGTH + \
EEPROM_REGULATORY_BAND_24_FAT_CHANNELS_LENGTH + \
EEPROM_REGULATORY_BAND_52_FAT_CHANNELS_LENGTH)
#endif
#define EEPROM_REGULATORY_NUMBER_OF_BANDS 5
/* SKU Capabilities */
#define EEPROM_SKU_CAP_SW_RF_KILL_ENABLE (1 << 0)
#define EEPROM_SKU_CAP_HW_RF_KILL_ENABLE (1 << 1)
#define EEPROM_SKU_CAP_OP_MODE_MRC (1 << 7)
/* *regulatory* channel data from eeprom, one for each channel */
struct iwl_eeprom_channel {
u8 flags; /* flags copied from EEPROM */
s8 max_power_avg; /* max power (dBm) on this chnl, limit 31 */
} __attribute__ ((packed));
/*
* Mapping of a Tx power level, at factory calibration temperature,
* to a radio/DSP gain table index.
* One for each of 5 "sample" power levels in each band.
* v_det is measured at the factory, using the 3945's built-in power amplifier
* (PA) output voltage detector. This same detector is used during Tx of
* long packets in normal operation to provide feedback as to proper output
* level.
* Data copied from EEPROM.
*/
struct iwl_eeprom_txpower_sample {
u8 gain_index; /* index into power (gain) setup table ... */
s8 power; /* ... for this pwr level for this chnl group */
u16 v_det; /* PA output voltage */
} __attribute__ ((packed));
/*
* Mappings of Tx power levels -> nominal radio/DSP gain table indexes.
* One for each channel group (a.k.a. "band") (1 for BG, 4 for A).
* Tx power setup code interpolates between the 5 "sample" power levels
* to determine the nominal setup for a requested power level.
* Data copied from EEPROM.
* DO NOT ALTER THIS STRUCTURE!!!
*/
struct iwl_eeprom_txpower_group {
struct iwl_eeprom_txpower_sample samples[5]; /* 5 power levels */
s32 a, b, c, d, e; /* coefficients for voltage->power
* formula (signed) */
s32 Fa, Fb, Fc, Fd, Fe; /* these modify coeffs based on
* frequency (signed) */
s8 saturation_power; /* highest power possible by h/w in this
* band */
u8 group_channel; /* "representative" channel # in this band */
s16 temperature; /* h/w temperature at factory calib this band
* (signed) */
} __attribute__ ((packed));
/*
* Temperature-based Tx-power compensation data, not band-specific.
* These coefficients are use to modify a/b/c/d/e coeffs based on
* difference between current temperature and factory calib temperature.
* Data copied from EEPROM.
*/
struct iwl_eeprom_temperature_corr {
u32 Ta;
u32 Tb;
u32 Tc;
u32 Td;
u32 Te;
} __attribute__ ((packed));
#if IWL == 4965
#define EEPROM_TX_POWER_TX_CHAINS (2)
#define EEPROM_TX_POWER_BANDS (8)
#define EEPROM_TX_POWER_MEASUREMENTS (3)
#define EEPROM_TX_POWER_VERSION (2)
#define EEPROM_TX_POWER_VERSION_NEW (5)
struct iwl_eeprom_calib_measure {
u8 temperature;
u8 gain_idx;
u8 actual_pow;
s8 pa_det;
} __attribute__ ((packed));
struct iwl_eeprom_calib_ch_info {
u8 ch_num;
struct iwl_eeprom_calib_measure measurements[EEPROM_TX_POWER_TX_CHAINS]
[EEPROM_TX_POWER_MEASUREMENTS];
} __attribute__ ((packed));
struct iwl_eeprom_calib_subband_info {
u8 ch_from;
u8 ch_to;
struct iwl_eeprom_calib_ch_info ch1;
struct iwl_eeprom_calib_ch_info ch2;
} __attribute__ ((packed));
struct iwl_eeprom_calib_info {
u8 saturation_power24;
u8 saturation_power52;
s16 voltage; /* signed */
struct iwl_eeprom_calib_subband_info band_info[EEPROM_TX_POWER_BANDS];
} __attribute__ ((packed));
#endif
struct iwl_eeprom {
u8 reserved0[16];
#define EEPROM_DEVICE_ID (2*0x08) /* 2 bytes */
u16 device_id; /* abs.ofs: 16 */
u8 reserved1[2];
#define EEPROM_PMC (2*0x0A) /* 2 bytes */
u16 pmc; /* abs.ofs: 20 */
u8 reserved2[20];
#define EEPROM_MAC_ADDRESS (2*0x15) /* 6 bytes */
u8 mac_address[6]; /* abs.ofs: 42 */
u8 reserved3[58];
#define EEPROM_BOARD_REVISION (2*0x35) /* 2 bytes */
u16 board_revision; /* abs.ofs: 106 */
u8 reserved4[11];
#define EEPROM_BOARD_PBA_NUMBER (2*0x3B+1) /* 9 bytes */
u8 board_pba_number[9]; /* abs.ofs: 119 */
u8 reserved5[8];
#define EEPROM_VERSION (2*0x44) /* 2 bytes */
u16 version; /* abs.ofs: 136 */
#define EEPROM_SKU_CAP (2*0x45) /* 1 bytes */
u8 sku_cap; /* abs.ofs: 138 */
#define EEPROM_LEDS_MODE (2*0x45+1) /* 1 bytes */
u8 leds_mode; /* abs.ofs: 139 */
#define EEPROM_OEM_MODE (2*0x46) /* 2 bytes */
u16 oem_mode;
#define EEPROM_WOWLAN_MODE (2*0x47) /* 2 bytes */
u16 wowlan_mode; /* abs.ofs: 142 */
#define EEPROM_LEDS_TIME_INTERVAL (2*0x48) /* 2 bytes */
u16 leds_time_interval; /* abs.ofs: 144 */
#define EEPROM_LEDS_OFF_TIME (2*0x49) /* 1 bytes */
u8 leds_off_time; /* abs.ofs: 146 */
#define EEPROM_LEDS_ON_TIME (2*0x49+1) /* 1 bytes */
u8 leds_on_time; /* abs.ofs: 147 */
#define EEPROM_ALMGOR_M_VERSION (2*0x4A) /* 1 bytes */
u8 almgor_m_version; /* abs.ofs: 148 */
#define EEPROM_ANTENNA_SWITCH_TYPE (2*0x4A+1) /* 1 bytes */
u8 antenna_switch_type; /* abs.ofs: 149 */
#if IWL == 3945
u8 reserved6[42];
#else
u8 reserved6[8];
#define EEPROM_4965_BOARD_REVISION (2*0x4F) /* 2 bytes */
u16 board_revision_4965; /* abs.ofs: 158 */
u8 reserved7[13];
#define EEPROM_4965_BOARD_PBA (2*0x56+1) /* 9 bytes */
u8 board_pba_number_4965[9]; /* abs.ofs: 173 */
u8 reserved8[10];
#endif
#define EEPROM_REGULATORY_SKU_ID (2*0x60) /* 4 bytes */
u8 sku_id[4]; /* abs.ofs: 192 */
#define EEPROM_REGULATORY_BAND_1 (2*0x62) /* 2 bytes */
u16 band_1_count; /* abs.ofs: 196 */
#define EEPROM_REGULATORY_BAND_1_CHANNELS (2*0x63) /* 28 bytes */
struct iwl_eeprom_channel band_1_channels[14]; /* abs.ofs: 196 */
#define EEPROM_REGULATORY_BAND_2 (2*0x71) /* 2 bytes */
u16 band_2_count; /* abs.ofs: 226 */
#define EEPROM_REGULATORY_BAND_2_CHANNELS (2*0x72) /* 26 bytes */
struct iwl_eeprom_channel band_2_channels[13]; /* abs.ofs: 228 */
#define EEPROM_REGULATORY_BAND_3 (2*0x7F) /* 2 bytes */
u16 band_3_count; /* abs.ofs: 254 */
#define EEPROM_REGULATORY_BAND_3_CHANNELS (2*0x80) /* 24 bytes */
struct iwl_eeprom_channel band_3_channels[12]; /* abs.ofs: 256 */
#define EEPROM_REGULATORY_BAND_4 (2*0x8C) /* 2 bytes */
u16 band_4_count; /* abs.ofs: 280 */
#define EEPROM_REGULATORY_BAND_4_CHANNELS (2*0x8D) /* 22 bytes */
struct iwl_eeprom_channel band_4_channels[11]; /* abs.ofs: 282 */
#define EEPROM_REGULATORY_BAND_5 (2*0x98) /* 2 bytes */
u16 band_5_count; /* abs.ofs: 304 */
#define EEPROM_REGULATORY_BAND_5_CHANNELS (2*0x99) /* 12 bytes */
struct iwl_eeprom_channel band_5_channels[6]; /* abs.ofs: 306 */
/* From here on out the EEPROM diverges between the 4965 and the 3945 */
#if IWL == 3945
u8 reserved9[194];
#define EEPROM_TXPOWER_CALIB_GROUP0 0x200
#define EEPROM_TXPOWER_CALIB_GROUP1 0x240
#define EEPROM_TXPOWER_CALIB_GROUP2 0x280
#define EEPROM_TXPOWER_CALIB_GROUP3 0x2c0
#define EEPROM_TXPOWER_CALIB_GROUP4 0x300
#define IWL_NUM_TX_CALIB_GROUPS 5
struct iwl_eeprom_txpower_group groups[IWL_NUM_TX_CALIB_GROUPS];
/* abs.ofs: 512 */
#define EEPROM_CALIB_TEMPERATURE_CORRECT 0x340
struct iwl_eeprom_temperature_corr corrections; /* abs.ofs: 832 */
u8 reserved16[172]; /* fill out to full 1024 byte block */
/* 4965AGN adds fat channel support */
#elif IWL == 4965
u8 reserved10[2];
#define EEPROM_REGULATORY_BAND_24_FAT_CHANNELS (2*0xA0) /* 14 bytes */
struct iwl_eeprom_channel band_24_channels[7]; /* abs.ofs: 320 */
u8 reserved11[2];
#define EEPROM_REGULATORY_BAND_52_FAT_CHANNELS (2*0xA8) /* 22 bytes */
struct iwl_eeprom_channel band_52_channels[11]; /* abs.ofs: 336 */
u8 reserved12[6];
#define EEPROM_CALIB_VERSION_OFFSET (2*0xB6) /* 2 bytes */
u16 calib_version; /* abs.ofs: 364 */
u8 reserved13[2];
#define EEPROM_SATURATION_POWER_OFFSET (2*0xB8) /* 2 bytes */
u16 satruation_power; /* abs.ofs: 368 */
u8 reserved14[94];
#define EEPROM_IWL_CALIB_TXPOWER_OFFSET (2*0xE8) /* 48 bytes */
struct iwl_eeprom_calib_info calib_info; /* abs.ofs: 464 */
u8 reserved16[140]; /* fill out to full 1024 byte block */
#endif
} __attribute__ ((packed));
#define IWL_EEPROM_IMAGE_SIZE 1024
#endif