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/******************************************************************************
*
* 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 - 2011 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 General 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:
* Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
* BSD LICENSE
*
* Copyright(c) 2005 - 2011 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.
*
*****************************************************************************/
/*
* Please use this file (iwl-3945-hw.h) only for hardware-related definitions.
* Please use iwl-commands.h for uCode API definitions.
* Please use iwl-3945.h for driver implementation definitions.
*/
#ifndef __il_3945_hw__
#define __il_3945_hw__
#include "iwl-eeprom.h"
/* RSSI to dBm */
#define IL39_RSSI_OFFSET 95
/*
* EEPROM related constants, enums, and structures.
*/
#define EEPROM_SKU_CAP_OP_MODE_MRC (1 << 7)
/*
* Mapping of a Tx power level, at factory calibration temperature,
* to a radio/DSP gain table idx.
* 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.
* DO NOT ALTER THIS STRUCTURE!!!
*/
struct il3945_eeprom_txpower_sample {
u8 gain_idx; /* idx into power (gain) setup table ... */
s8 power; /* ... for this pwr level for this chnl group */
u16 v_det; /* PA output voltage */
} __packed;
/*
* Mappings of Tx power levels -> nominal radio/DSP gain table idxes.
* 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 il3945_eeprom_txpower_group {
struct il3945_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) */
} __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 il3945_eeprom_temperature_corr {
u32 Ta;
u32 Tb;
u32 Tc;
u32 Td;
u32 Te;
} __packed;
/*
* EEPROM map
*/
struct il3945_eeprom {
u8 reserved0[16];
u16 device_id; /* abs.ofs: 16 */
u8 reserved1[2];
u16 pmc; /* abs.ofs: 20 */
u8 reserved2[20];
u8 mac_address[6]; /* abs.ofs: 42 */
u8 reserved3[58];
u16 board_revision; /* abs.ofs: 106 */
u8 reserved4[11];
u8 board_pba_number[9]; /* abs.ofs: 119 */
u8 reserved5[8];
u16 version; /* abs.ofs: 136 */
u8 sku_cap; /* abs.ofs: 138 */
u8 leds_mode; /* abs.ofs: 139 */
u16 oem_mode;
u16 wowlan_mode; /* abs.ofs: 142 */
u16 leds_time_interval; /* abs.ofs: 144 */
u8 leds_off_time; /* abs.ofs: 146 */
u8 leds_on_time; /* abs.ofs: 147 */
u8 almgor_m_version; /* abs.ofs: 148 */
u8 antenna_switch_type; /* abs.ofs: 149 */
u8 reserved6[42];
u8 sku_id[4]; /* abs.ofs: 192 */
/*
* Per-channel regulatory data.
*
* Each channel that *might* be supported by 3945 has a fixed location
* in EEPROM containing EEPROM_CHANNEL_* usage flags (LSB) and max regulatory
* txpower (MSB).
*
* Entries immediately below are for 20 MHz channel width.
*
* 2.4 GHz channels 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14
*/
u16 band_1_count; /* abs.ofs: 196 */
struct il_eeprom_channel band_1_channels[14]; /* abs.ofs: 198 */
/*
* 4.9 GHz channels 183, 184, 185, 187, 188, 189, 192, 196,
* 5.0 GHz channels 7, 8, 11, 12, 16
* (4915-5080MHz) (none of these is ever supported)
*/
u16 band_2_count; /* abs.ofs: 226 */
struct il_eeprom_channel band_2_channels[13]; /* abs.ofs: 228 */
/*
* 5.2 GHz channels 34, 36, 38, 40, 42, 44, 46, 48, 52, 56, 60, 64
* (5170-5320MHz)
*/
u16 band_3_count; /* abs.ofs: 254 */
struct il_eeprom_channel band_3_channels[12]; /* abs.ofs: 256 */
/*
* 5.5 GHz channels 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140
* (5500-5700MHz)
*/
u16 band_4_count; /* abs.ofs: 280 */
struct il_eeprom_channel band_4_channels[11]; /* abs.ofs: 282 */
/*
* 5.7 GHz channels 145, 149, 153, 157, 161, 165
* (5725-5825MHz)
*/
u16 band_5_count; /* abs.ofs: 304 */
struct il_eeprom_channel band_5_channels[6]; /* abs.ofs: 306 */
u8 reserved9[194];
/*
* 3945 Txpower calibration data.
*/
#define IL_NUM_TX_CALIB_GROUPS 5
struct il3945_eeprom_txpower_group groups[IL_NUM_TX_CALIB_GROUPS];
/* abs.ofs: 512 */
struct il3945_eeprom_temperature_corr corrections; /* abs.ofs: 832 */
u8 reserved16[172]; /* fill out to full 1024 byte block */
} __packed;
#define IL3945_EEPROM_IMG_SIZE 1024
/* End of EEPROM */
#define PCI_CFG_REV_ID_BIT_BASIC_SKU (0x40) /* bit 6 */
#define PCI_CFG_REV_ID_BIT_RTP (0x80) /* bit 7 */
/* 4 DATA + 1 CMD. There are 2 HCCA queues that are not used. */
#define IL39_NUM_QUEUES 5
#define IL39_CMD_QUEUE_NUM 4
#define IL_DEFAULT_TX_RETRY 15
/*********************************************/
#define RFD_SIZE 4
#define NUM_TFD_CHUNKS 4
#define RX_QUEUE_SIZE 256
#define RX_QUEUE_MASK 255
#define RX_QUEUE_SIZE_LOG 8
#define U32_PAD(n) ((4-(n))&0x3)
#define TFD_CTL_COUNT_SET(n) (n << 24)
#define TFD_CTL_COUNT_GET(ctl) ((ctl >> 24) & 7)
#define TFD_CTL_PAD_SET(n) (n << 28)
#define TFD_CTL_PAD_GET(ctl) (ctl >> 28)
/* Sizes and addresses for instruction and data memory (SRAM) in
* 3945's embedded processor. Driver access is via HBUS_TARG_MEM_* regs. */
#define IL39_RTC_INST_LOWER_BOUND (0x000000)
#define IL39_RTC_INST_UPPER_BOUND (0x014000)
#define IL39_RTC_DATA_LOWER_BOUND (0x800000)
#define IL39_RTC_DATA_UPPER_BOUND (0x808000)
#define IL39_RTC_INST_SIZE (IL39_RTC_INST_UPPER_BOUND - \
IL39_RTC_INST_LOWER_BOUND)
#define IL39_RTC_DATA_SIZE (IL39_RTC_DATA_UPPER_BOUND - \
IL39_RTC_DATA_LOWER_BOUND)
#define IL39_MAX_INST_SIZE IL39_RTC_INST_SIZE
#define IL39_MAX_DATA_SIZE IL39_RTC_DATA_SIZE
/* Size of uCode instruction memory in bootstrap state machine */
#define IL39_MAX_BSM_SIZE IL39_RTC_INST_SIZE
static inline int il3945_hw_valid_rtc_data_addr(u32 addr)
{
return (addr >= IL39_RTC_DATA_LOWER_BOUND &&
addr < IL39_RTC_DATA_UPPER_BOUND);
}
/* Base physical address of il3945_shared is provided to FH_TSSR_CBB_BASE
* and &il3945_shared.rx_read_ptr[0] is provided to FH_RCSR_RPTR_ADDR(0) */
struct il3945_shared {
__le32 tx_base_ptr[8];
} __packed;
static inline u8 il3945_hw_get_rate(__le16 rate_n_flags)
{
return le16_to_cpu(rate_n_flags) & 0xFF;
}
static inline u16 il3945_hw_get_rate_n_flags(__le16 rate_n_flags)
{
return le16_to_cpu(rate_n_flags);
}
static inline __le16 il3945_hw_set_rate_n_flags(u8 rate, u16 flags)
{
return cpu_to_le16((u16)rate|flags);
}
#endif
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