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iwlwifi: Partially clean-up, add comments to iwl-*-hw.h

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Partially clean-up, add comments to iwl-XXXX-hw.h

Signed-off-by: Ben Cahill <ben.m.cahill@intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ben Cahill 2007-11-29 11:09:52 +08:00 committed by David S. Miller
parent f7d09d7c45
commit 1fea8e8838
2 changed files with 98 additions and 48 deletions
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68
drivers/net/wireless/iwlwifi/iwl-3945-hw.h
View file

@ -64,10 +64,11 @@
#ifndef __iwl_3945_hw__
#define __iwl_3945_hw__
/* uCode queue management definitions */
/*
* uCode queue management definitions ...
* Queue #4 is the command queue for 3945 and 4965.
*/
#define IWL_CMD_QUEUE_NUM 4
#define IWL_CMD_FIFO_NUM 4
#define IWL_BACK_QUEUE_FIRST_ID 7
/* Tx rates */
#define IWL_CCK_RATES 4
@ -314,7 +315,6 @@ struct iwl3945_eeprom {
u8 reserved9[194];
/*
* 3945 Txpower calibration data.
*/
@ -355,7 +355,18 @@ struct iwl3945_eeprom {
#define CSR_GPIO_IN (CSR_BASE+0x018) /* read external chip pins */
#define CSR_RESET (CSR_BASE+0x020) /* busmaster enable, NMI, etc*/
#define CSR_GP_CNTRL (CSR_BASE+0x024)
/*
* Hardware revision info
* Bit fields:
* 31-8: Reserved
* 7-4: Type of device: 0x0 = 4965, 0xd = 3945
* 3-2: Revision step: 0 = A, 1 = B, 2 = C, 3 = D
* 1-0: "Dash" value, as in A-1, etc.
*/
#define CSR_HW_REV (CSR_BASE+0x028)
/* EEPROM reads */
#define CSR_EEPROM_REG (CSR_BASE+0x02c)
#define CSR_EEPROM_GP (CSR_BASE+0x030)
#define CSR_GP_UCODE (CSR_BASE+0x044)
@ -363,13 +374,13 @@ struct iwl3945_eeprom {
#define CSR_UCODE_DRV_GP1_SET (CSR_BASE+0x058)
#define CSR_UCODE_DRV_GP1_CLR (CSR_BASE+0x05c)
#define CSR_UCODE_DRV_GP2 (CSR_BASE+0x060)
#define CSR_LED_REG (CSR_BASE+0x094)
#define CSR_DRAM_INT_TBL_CTL (CSR_BASE+0x0A0)
#define CSR_GIO_CHICKEN_BITS (CSR_BASE+0x100)
#define CSR_ANA_PLL_CFG (CSR_BASE+0x20c)
#define CSR_HW_REV_WA_REG (CSR_BASE+0x22C)
/* HW I/F configuration */
/* Analog phase-lock-loop configuration (3945 only)
* Set bit 24. */
#define CSR_ANA_PLL_CFG (CSR_BASE+0x20c)
/* Bits for CSR_HW_IF_CONFIG_REG */
#define CSR_HW_IF_CONFIG_REG_BIT_ALMAGOR_MB (0x00000100)
#define CSR_HW_IF_CONFIG_REG_BIT_ALMAGOR_MM (0x00000200)
#define CSR_HW_IF_CONFIG_REG_BIT_SKU_MRC (0x00000400)
@ -468,31 +479,46 @@ struct iwl3945_eeprom {
/* CSR_ANA_PLL_CFG */
#define CSR_ANA_PLL_CFG_SH (0x00880300)
#define CSR_LED_REG_TRUN_ON (0x00000078)
#define CSR_LED_REG_TRUN_OFF (0x00000038)
#define CSR_LED_BSM_CTRL_MSK (0xFFFFFFDF)
/* DRAM_INT_TBL_CTRL */
#define CSR_DRAM_INT_TBL_CTRL_EN (1<<31)
#define CSR_DRAM_INT_TBL_CTRL_WRAP_CHK (1<<27)
/*=== HBUS (Host-side Bus) ===*/
#define HBUS_BASE (0x400)
/*
* Registers for accessing device's internal SRAM memory (e.g. SCD SRAM
* structures, error log, event log, verifying uCode load).
* First write to address register, then read from or write to data register
* to complete the job. Once the address register is set up, accesses to
* data registers auto-increment the address by one dword.
* Bit usage for address registers (read or write):
* 0-31: memory address within device
*/
#define HBUS_TARG_MEM_RADDR (HBUS_BASE+0x00c)
#define HBUS_TARG_MEM_WADDR (HBUS_BASE+0x010)
#define HBUS_TARG_MEM_WDAT (HBUS_BASE+0x018)
#define HBUS_TARG_MEM_RDAT (HBUS_BASE+0x01c)
/*
* Registers for accessing device's internal peripheral registers
* (e.g. SCD, BSM, etc.). First write to address register,
* then read from or write to data register to complete the job.
* Bit usage for address registers (read or write):
* 0-15: register address (offset) within device
* 24-25: (# bytes - 1) to read or write (e.g. 3 for dword)
*/
#define HBUS_TARG_PRPH_WADDR (HBUS_BASE+0x044)
#define HBUS_TARG_PRPH_RADDR (HBUS_BASE+0x048)
#define HBUS_TARG_PRPH_WDAT (HBUS_BASE+0x04c)
#define HBUS_TARG_PRPH_RDAT (HBUS_BASE+0x050)
/*
* Per-Tx-queue write pointer (index, really!) (3945 and 4965).
* Indicates index to next TFD that driver will fill (1 past latest filled).
* Bit usage:
* 0-7: queue write index
* 11-8: queue selector
*/
#define HBUS_TARG_WRPTR (HBUS_BASE+0x060)
#define HBUS_TARG_MBX_C (HBUS_BASE+0x030)
/* SCD (Scheduler) */
/* SCD (3945 Tx Frame Scheduler) */
#define SCD_BASE (CSR_BASE + 0x2E00)
#define SCD_MODE_REG (SCD_BASE + 0x000)

78
drivers/net/wireless/iwlwifi/iwl-4965-hw.h
View file

@ -64,7 +64,12 @@
#ifndef __iwl_4965_hw_h__
#define __iwl_4965_hw_h__
/* uCode queue management definitions */
/*
* uCode queue management definitions ...
* Queue #4 is the command queue for 3945 and 4965; map it to Tx FIFO chnl 4.
* The first queue used for block-ack aggregation is #7 (4965 only).
* All block-ack aggregation queues should map to Tx DMA/FIFO channel 7.
*/
#define IWL_CMD_QUEUE_NUM 4
#define IWL_CMD_FIFO_NUM 4
#define IWL_BACK_QUEUE_FIRST_ID 7
@ -444,7 +449,20 @@ struct iwl4965_eeprom {
#define CSR_GPIO_IN (CSR_BASE+0x018) /* read external chip pins */
#define CSR_RESET (CSR_BASE+0x020) /* busmaster enable, NMI, etc*/
#define CSR_GP_CNTRL (CSR_BASE+0x024)
/*
* Hardware revision info
* Bit fields:
* 31-8: Reserved
* 7-4: Type of device: 0x0 = 4965, 0xd = 3945
* 3-2: Revision step: 0 = A, 1 = B, 2 = C, 3 = D
* 1-0: "Dash" value, as in A-1, etc.
*
* NOTE: Revision step affects calculation of CCK txpower for 4965.
*/
#define CSR_HW_REV (CSR_BASE+0x028)
/* EEPROM reads */
#define CSR_EEPROM_REG (CSR_BASE+0x02c)
#define CSR_EEPROM_GP (CSR_BASE+0x030)
#define CSR_GP_UCODE (CSR_BASE+0x044)
@ -452,10 +470,13 @@ struct iwl4965_eeprom {
#define CSR_UCODE_DRV_GP1_SET (CSR_BASE+0x058)
#define CSR_UCODE_DRV_GP1_CLR (CSR_BASE+0x05c)
#define CSR_UCODE_DRV_GP2 (CSR_BASE+0x060)
#define CSR_LED_REG (CSR_BASE+0x094)
#define CSR_DRAM_INT_TBL_CTL (CSR_BASE+0x0A0)
#define CSR_GIO_CHICKEN_BITS (CSR_BASE+0x100)
#define CSR_ANA_PLL_CFG (CSR_BASE+0x20c)
/*
* Indicates hardware rev, to determine CCK backoff for txpower calculation.
* Bit fields:
* 3-2: 0 = A, 1 = B, 2 = C, 3 = D step
*/
#define CSR_HW_REV_WA_REG (CSR_BASE+0x22C)
/* HW I/F configuration */
@ -554,44 +575,47 @@ struct iwl4965_eeprom {
#define CSR_GIO_CHICKEN_BITS_REG_BIT_L1A_NO_L0S_RX (0x00800000)
#define CSR_GIO_CHICKEN_BITS_REG_BIT_DIS_L0S_EXIT_TIMER (0x20000000)
/* CSR_ANA_PLL_CFG */
#define CSR_ANA_PLL_CFG_SH (0x00880300)
#define CSR_LED_REG_TRUN_ON (0x00000078)
#define CSR_LED_REG_TRUN_OFF (0x00000038)
#define CSR_LED_BSM_CTRL_MSK (0xFFFFFFDF)
/* DRAM_INT_TBL_CTRL */
#define CSR_DRAM_INT_TBL_CTRL_EN (1<<31)
#define CSR_DRAM_INT_TBL_CTRL_WRAP_CHK (1<<27)
/*=== HBUS (Host-side Bus) ===*/
#define HBUS_BASE (0x400)
/*
* Registers for accessing device's internal SRAM memory (e.g. SCD SRAM
* structures, error log, event log, verifying uCode load).
* First write to address register, then read from or write to data register
* to complete the job. Once the address register is set up, accesses to
* data registers auto-increment the address by one dword.
* Bit usage for address registers (read or write):
* 0-31: memory address within device
*/
#define HBUS_TARG_MEM_RADDR (HBUS_BASE+0x00c)
#define HBUS_TARG_MEM_WADDR (HBUS_BASE+0x010)
#define HBUS_TARG_MEM_WDAT (HBUS_BASE+0x018)
#define HBUS_TARG_MEM_RDAT (HBUS_BASE+0x01c)
/*
* Registers for accessing device's internal peripheral registers
* (e.g. SCD, BSM, etc.). First write to address register,
* then read from or write to data register to complete the job.
* Bit usage for address registers (read or write):
* 0-15: register address (offset) within device
* 24-25: (# bytes - 1) to read or write (e.g. 3 for dword)
*/
#define HBUS_TARG_PRPH_WADDR (HBUS_BASE+0x044)
#define HBUS_TARG_PRPH_RADDR (HBUS_BASE+0x048)
#define HBUS_TARG_PRPH_WDAT (HBUS_BASE+0x04c)
#define HBUS_TARG_PRPH_RDAT (HBUS_BASE+0x050)
/*
* Per-Tx-queue write pointer (index, really!) (3945 and 4965).
* Indicates index to next TFD that driver will fill (1 past latest filled).
* Bit usage:
* 0-7: queue write index (0-255)
* 11-8: queue selector (0-15)
*/
#define HBUS_TARG_WRPTR (HBUS_BASE+0x060)
#define HBUS_TARG_MBX_C (HBUS_BASE+0x030)
/* SCD (Scheduler) */
#define SCD_BASE (CSR_BASE + 0x2E00)
#define SCD_MODE_REG (SCD_BASE + 0x000)
#define SCD_ARASTAT_REG (SCD_BASE + 0x004)
#define SCD_TXFACT_REG (SCD_BASE + 0x010)
#define SCD_TXF4MF_REG (SCD_BASE + 0x014)
#define SCD_TXF5MF_REG (SCD_BASE + 0x020)
#define SCD_SBYP_MODE_1_REG (SCD_BASE + 0x02C)
#define SCD_SBYP_MODE_2_REG (SCD_BASE + 0x030)
/*=== FH (data Flow Handler) ===*/
#define FH_BASE (0x800)