linux/drivers/net/wireless/iwlwifi/iwl-testmode.h
Wey-Yi Guy e98a1939a2 iwlagn: allow application own the uCode operation
Since we open the door to allow application control the device behavior through
testmode, add command to allow application request the ownership of the uCode

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2011-07-11 15:02:08 -04:00

227 lines
8.3 KiB
C

/******************************************************************************
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#ifndef __IWL_TESTMODE_H__
#define __IWL_TESTMODE_H__
#include <linux/types.h>
/*
* Commands from user space to kernel space(IWL_TM_CMD_ID_APP2DEV_XX) and
* from and kernel space to user space(IWL_TM_CMD_ID_DEV2APP_XX).
* The command ID is carried with IWL_TM_ATTR_COMMAND.
*
* @IWL_TM_CMD_APP2DEV_UCODE:
* commands from user application to the uCode,
* the actual uCode host command ID is carried with
* IWL_TM_ATTR_UCODE_CMD_ID
*
* @IWL_TM_CMD_APP2DEV_REG_READ32:
* @IWL_TM_CMD_APP2DEV_REG_WRITE32:
* @IWL_TM_CMD_APP2DEV_REG_WRITE8:
* commands from user applicaiton to access register
*
* @IWL_TM_CMD_APP2DEV_GET_DEVICENAME: retrieve device name
* @IWL_TM_CMD_APP2DEV_LOAD_INIT_FW: load initial uCode image
* @IWL_TM_CMD_APP2DEV_CFG_INIT_CALIB: perform calibration
* @IWL_TM_CMD_APP2DEV_LOAD_RUNTIME_FW: load runtime uCode image
* @IWL_TM_CMD_APP2DEV_GET_EEPROM: request EEPROM data
* @IWL_TM_CMD_APP2DEV_FIXRATE_REQ: set fix MCS
* commands fom user space for pure driver level operations
*
* @IWL_TM_CMD_APP2DEV_BEGIN_TRACE:
* @IWL_TM_CMD_APP2DEV_END_TRACE:
* @IWL_TM_CMD_APP2DEV_READ_TRACE:
* commands fom user space for uCode trace operations
*
* @IWL_TM_CMD_DEV2APP_SYNC_RSP:
* commands from kernel space to carry the synchronous response
* to user application
* @IWL_TM_CMD_DEV2APP_UCODE_RX_PKT:
* commands from kernel space to multicast the spontaneous messages
* to user application
* @IWL_TM_CMD_DEV2APP_EEPROM_RSP:
* commands from kernel space to carry the eeprom response
* to user application
* @IWL_TM_CMD_APP2DEV_OWNERSHIP:
* commands from user application to own change the ownership of the uCode
* if application has the ownership, the only host command from
* testmode will deliver to uCode. Default owner is driver
*/
enum iwl_tm_cmd_t {
IWL_TM_CMD_APP2DEV_UCODE = 1,
IWL_TM_CMD_APP2DEV_REG_READ32 = 2,
IWL_TM_CMD_APP2DEV_REG_WRITE32 = 3,
IWL_TM_CMD_APP2DEV_REG_WRITE8 = 4,
IWL_TM_CMD_APP2DEV_GET_DEVICENAME = 5,
IWL_TM_CMD_APP2DEV_LOAD_INIT_FW = 6,
IWL_TM_CMD_APP2DEV_CFG_INIT_CALIB = 7,
IWL_TM_CMD_APP2DEV_LOAD_RUNTIME_FW = 8,
IWL_TM_CMD_APP2DEV_GET_EEPROM = 9,
IWL_TM_CMD_APP2DEV_FIXRATE_REQ = 10,
IWL_TM_CMD_APP2DEV_BEGIN_TRACE = 11,
IWL_TM_CMD_APP2DEV_END_TRACE = 12,
IWL_TM_CMD_APP2DEV_READ_TRACE = 13,
IWL_TM_CMD_DEV2APP_SYNC_RSP = 14,
IWL_TM_CMD_DEV2APP_UCODE_RX_PKT = 15,
IWL_TM_CMD_DEV2APP_EEPROM_RSP = 16,
IWL_TM_CMD_APP2DEV_OWNERSHIP = 17,
IWL_TM_CMD_MAX = 18,
};
/*
* Atrribute filed in testmode command
* See enum iwl_tm_cmd_t.
*
* @IWL_TM_ATTR_NOT_APPLICABLE:
* The attribute is not applicable or invalid
* @IWL_TM_ATTR_COMMAND:
* From user space to kernel space:
* the command either destines to ucode, driver, or register;
* From kernel space to user space:
* the command either carries synchronous response,
* or the spontaneous message multicast from the device;
*
* @IWL_TM_ATTR_UCODE_CMD_ID:
* @IWL_TM_ATTR_UCODE_CMD_DATA:
* When IWL_TM_ATTR_COMMAND is IWL_TM_CMD_APP2DEV_UCODE,
* The mandatory fields are :
* IWL_TM_ATTR_UCODE_CMD_ID for recognizable command ID;
* IWL_TM_ATTR_COMMAND_FLAG for the flags of the commands;
* The optional fields are:
* IWL_TM_ATTR_UCODE_CMD_DATA for the actual command payload
* to the ucode
*
* @IWL_TM_ATTR_REG_OFFSET:
* @IWL_TM_ATTR_REG_VALUE8:
* @IWL_TM_ATTR_REG_VALUE32:
* When IWL_TM_ATTR_COMMAND is IWL_TM_CMD_APP2DEV_REG_XXX,
* The mandatory fields are:
* IWL_TM_ATTR_REG_OFFSET for the offset of the target register;
* IWL_TM_ATTR_REG_VALUE8 or IWL_TM_ATTR_REG_VALUE32 for value
*
* @IWL_TM_ATTR_SYNC_RSP:
* When IWL_TM_ATTR_COMMAND is IWL_TM_CMD_DEV2APP_SYNC_RSP,
* The mandatory fields are:
* IWL_TM_ATTR_SYNC_RSP for the data content responding to the user
* application command
*
* @IWL_TM_ATTR_UCODE_RX_PKT:
* When IWL_TM_ATTR_COMMAND is IWL_TM_CMD_DEV2APP_UCODE_RX_PKT,
* The mandatory fields are:
* IWL_TM_ATTR_UCODE_RX_PKT for the data content multicast to the user
* application
*
* @IWL_TM_ATTR_EEPROM:
* When IWL_TM_ATTR_COMMAND is IWL_TM_CMD_DEV2APP_EEPROM,
* The mandatory fields are:
* IWL_TM_ATTR_EEPROM for the data content responging to the user
* application
*
* @IWL_TM_ATTR_TRACE_ADDR:
* @IWL_TM_ATTR_TRACE_SIZE:
* @IWL_TM_ATTR_TRACE_DUMP:
* When IWL_TM_ATTR_COMMAND is IWL_TM_CMD_APP2DEV_XXX_TRACE,
* The mandatory fields are:
* IWL_TM_ATTR_MEM_TRACE_ADDR for the trace address
* IWL_TM_ATTR_MEM_TRACE_SIZE for the trace buffer size
* IWL_TM_ATTR_MEM_TRACE_DUMP for the trace dump
*
* @IWL_TM_ATTR_FIXRATE:
* When IWL_TM_ATTR_COMMAND is IWL_TM_CMD_APP2DEV_FIXRATE_REQ,
* The mandatory fields are:
* IWL_TM_ATTR_FIXRATE for the fixed rate
*
* @IWL_TM_ATTR_UCODE_OWNER:
* When IWL_TM_ATTR_COMMAND is IWL_TM_CMD_APP2DEV_OWNERSHIP,
* The mandatory fields are:
* IWL_TM_ATTR_UCODE_OWNER for the new owner
*/
enum iwl_tm_attr_t {
IWL_TM_ATTR_NOT_APPLICABLE = 0,
IWL_TM_ATTR_COMMAND = 1,
IWL_TM_ATTR_UCODE_CMD_ID = 2,
IWL_TM_ATTR_UCODE_CMD_DATA = 3,
IWL_TM_ATTR_REG_OFFSET = 4,
IWL_TM_ATTR_REG_VALUE8 = 5,
IWL_TM_ATTR_REG_VALUE32 = 6,
IWL_TM_ATTR_SYNC_RSP = 7,
IWL_TM_ATTR_UCODE_RX_PKT = 8,
IWL_TM_ATTR_EEPROM = 9,
IWL_TM_ATTR_TRACE_ADDR = 10,
IWL_TM_ATTR_TRACE_SIZE = 11,
IWL_TM_ATTR_TRACE_DUMP = 12,
IWL_TM_ATTR_FIXRATE = 13,
IWL_TM_ATTR_UCODE_OWNER = 14,
IWL_TM_ATTR_MAX = 15,
};
/* uCode trace buffer */
#define TRACE_BUFF_SIZE_MAX 0x200000
#define TRACE_BUFF_SIZE_MIN 0x20000
#define TRACE_BUFF_SIZE_DEF TRACE_BUFF_SIZE_MIN
#define TRACE_BUFF_PADD 0x2000
#define TRACE_CHUNK_SIZE (PAGE_SIZE - 1024)
#endif