mirror of https://github.com/acidanthera/audk.git
561 lines
16 KiB
C
561 lines
16 KiB
C
/** @file
|
|
|
|
This file contains just some basic definitions that are needed by drivers
|
|
that dealing with ATA/ATAPI interface.
|
|
|
|
|
|
Copyright (c) 2007, Intel Corporation
|
|
All rights reserved. This program and the accompanying materials
|
|
are licensed and made available under the terms and conditions of the BSD License
|
|
which accompanies this distribution. The full text of the license may be found at
|
|
http://opensource.org/licenses/bsd-license.php
|
|
|
|
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
|
|
|
**/
|
|
|
|
#ifndef _ATAPI_H
|
|
#define _ATAPI_H
|
|
|
|
#pragma pack(push, 1)
|
|
|
|
//
|
|
// ATA_IDENTIFY_DATA is defined in ATA-5
|
|
//
|
|
typedef struct {
|
|
UINT16 config; /* General Configuration */
|
|
UINT16 cylinders; /* Number of Cylinders */
|
|
UINT16 reserved_2;
|
|
UINT16 heads; /* Number of logical heads */
|
|
UINT16 vendor_data1;
|
|
UINT16 vendoe_data2;
|
|
UINT16 sectors_per_track;
|
|
UINT16 vendor_specific_7_9[3];
|
|
CHAR8 SerialNo[20]; /* ASCII */
|
|
UINT16 vendor_specific_20_21[2];
|
|
UINT16 ecc_bytes_available;
|
|
CHAR8 FirmwareVer[8]; /* ASCII */
|
|
CHAR8 ModelName[40]; /* ASCII */
|
|
UINT16 multi_sector_cmd_max_sct_cnt;
|
|
UINT16 reserved_48;
|
|
UINT16 capabilities;
|
|
UINT16 reserved_50;
|
|
UINT16 pio_cycle_timing;
|
|
UINT16 reserved_52;
|
|
UINT16 field_validity;
|
|
UINT16 current_cylinders;
|
|
UINT16 current_heads;
|
|
UINT16 current_sectors;
|
|
UINT16 CurrentCapacityLsb;
|
|
UINT16 CurrentCapacityMsb;
|
|
UINT16 reserved_59;
|
|
UINT16 user_addressable_sectors_lo;
|
|
UINT16 user_addressable_sectors_hi;
|
|
UINT16 reserved_62;
|
|
UINT16 multi_word_dma_mode;
|
|
UINT16 advanced_pio_modes;
|
|
UINT16 min_multi_word_dma_cycle_time;
|
|
UINT16 rec_multi_word_dma_cycle_time;
|
|
UINT16 min_pio_cycle_time_without_flow_control;
|
|
UINT16 min_pio_cycle_time_with_flow_control;
|
|
UINT16 reserved_69_79[11];
|
|
UINT16 major_version_no;
|
|
UINT16 minor_version_no;
|
|
UINT16 command_set_supported_82; // word 82
|
|
UINT16 command_set_supported_83; // word 83
|
|
UINT16 command_set_feature_extn; // word 84
|
|
UINT16 command_set_feature_enb_85; // word 85
|
|
UINT16 command_set_feature_enb_86; // word 86
|
|
UINT16 command_set_feature_default; // word 87
|
|
UINT16 ultra_dma_mode; // word 88
|
|
UINT16 reserved_89_127[39];
|
|
UINT16 security_status;
|
|
UINT16 vendor_data_129_159[31];
|
|
UINT16 reserved_160_255[96];
|
|
} ATA_IDENTIFY_DATA;
|
|
|
|
//
|
|
// ATAPI_IDENTIFY_DATA is defined in ATA-6
|
|
//
|
|
typedef struct {
|
|
UINT16 config; // General Configuration
|
|
UINT16 obsolete_1;
|
|
UINT16 specific_config;
|
|
UINT16 obsolete_3;
|
|
UINT16 retired_4_5[2];
|
|
UINT16 obsolete_6;
|
|
UINT16 cfa_reserved_7_8[2];
|
|
UINT16 retired_9;
|
|
CHAR8 SerialNo[20]; // ASCII
|
|
UINT16 retired_20_21[2];
|
|
UINT16 obsolete_22;
|
|
CHAR8 FirmwareVer[8]; // ASCII
|
|
CHAR8 ModelName[40]; // ASCII
|
|
UINT16 multi_sector_cmd_max_sct_cnt;
|
|
UINT16 reserved_48;
|
|
UINT16 capabilities_49;
|
|
UINT16 capabilities_50;
|
|
UINT16 obsolete_51_52[2];
|
|
UINT16 field_validity;
|
|
UINT16 obsolete_54_58[5];
|
|
UINT16 mutil_sector_setting;
|
|
UINT16 user_addressable_sectors_lo;
|
|
UINT16 user_addressable_sectors_hi;
|
|
UINT16 obsolete_62;
|
|
UINT16 multi_word_dma_mode;
|
|
UINT16 advanced_pio_modes;
|
|
UINT16 min_multi_word_dma_cycle_time;
|
|
UINT16 rec_multi_word_dma_cycle_time;
|
|
UINT16 min_pio_cycle_time_without_flow_control;
|
|
UINT16 min_pio_cycle_time_with_flow_control;
|
|
UINT16 reserved_69_74[6];
|
|
UINT16 queue_depth;
|
|
UINT16 reserved_76_79[4];
|
|
UINT16 major_version_no;
|
|
UINT16 minor_version_no;
|
|
UINT16 cmd_set_support_82;
|
|
UINT16 cmd_set_support_83;
|
|
UINT16 cmd_feature_support;
|
|
UINT16 cmd_feature_enable_85;
|
|
UINT16 cmd_feature_enable_86;
|
|
UINT16 cmd_feature_default;
|
|
UINT16 ultra_dma_select;
|
|
UINT16 time_required_for_sec_erase;
|
|
UINT16 time_required_for_enhanced_sec_erase;
|
|
UINT16 current_advanced_power_mgmt_value;
|
|
UINT16 master_pwd_revison_code;
|
|
UINT16 hardware_reset_result;
|
|
UINT16 current_auto_acoustic_mgmt_value;
|
|
UINT16 reserved_95_99[5];
|
|
UINT16 max_user_lba_for_48bit_addr[4];
|
|
UINT16 reserved_104_126[23];
|
|
UINT16 removable_media_status_notification_support;
|
|
UINT16 security_status;
|
|
UINT16 vendor_data_129_159[31];
|
|
UINT16 cfa_power_mode;
|
|
UINT16 cfa_reserved_161_175[15];
|
|
UINT16 current_media_serial_no[30];
|
|
UINT16 reserved_206_254[49];
|
|
UINT16 integrity_word;
|
|
} ATAPI_IDENTIFY_DATA;
|
|
|
|
|
|
typedef struct {
|
|
UINT8 peripheral_type;
|
|
UINT8 RMB;
|
|
UINT8 version;
|
|
UINT8 response_data_format;
|
|
UINT8 addnl_length;
|
|
UINT8 reserved_5;
|
|
UINT8 reserved_6;
|
|
UINT8 reserved_7;
|
|
UINT8 vendor_info[8];
|
|
UINT8 product_id[12];
|
|
UINT8 eeprom_product_code[4];
|
|
UINT8 firmware_rev_level[4];
|
|
UINT8 firmware_sub_rev_level[1];
|
|
UINT8 reserved_37;
|
|
UINT8 reserved_38;
|
|
UINT8 reserved_39;
|
|
UINT8 max_capacity_hi;
|
|
UINT8 max_capacity_mid;
|
|
UINT8 max_capacity_lo;
|
|
UINT8 reserved_43_95[95 - 43 + 1];
|
|
//
|
|
// Some more fields
|
|
//
|
|
UINT8 vendor_id[20];
|
|
UINT8 eeprom_drive_sno[12];
|
|
} ATAPI_INQUIRY_DATA;
|
|
|
|
typedef struct {
|
|
UINT8 peripheral_type;
|
|
UINT8 RMB;
|
|
UINT8 version;
|
|
UINT8 response_data_format;
|
|
UINT8 addnl_length;
|
|
UINT8 reserved_5;
|
|
UINT8 reserved_6;
|
|
UINT8 reserved_7;
|
|
UINT8 vendor_info[8];
|
|
UINT8 product_id[16];
|
|
UINT8 product_revision_level[4];
|
|
UINT8 vendor_specific[20];
|
|
UINT8 reserved_56_95[40];
|
|
} ATAPI_CDROM_INQUIRY_DATA;
|
|
|
|
|
|
typedef struct {
|
|
UINT8 error_code : 7;
|
|
UINT8 valid : 1;
|
|
UINT8 reserved_1;
|
|
UINT8 sense_key : 4;
|
|
UINT8 reserved_21 : 1;
|
|
UINT8 ILI : 1;
|
|
UINT8 reserved_22 : 2;
|
|
UINT8 vendor_specific_3;
|
|
UINT8 vendor_specific_4;
|
|
UINT8 vendor_specific_5;
|
|
UINT8 vendor_specific_6;
|
|
UINT8 addnl_sense_length; // n - 7
|
|
UINT8 vendor_specific_8;
|
|
UINT8 vendor_specific_9;
|
|
UINT8 vendor_specific_10;
|
|
UINT8 vendor_specific_11;
|
|
UINT8 addnl_sense_code; // mandatory
|
|
UINT8 addnl_sense_code_qualifier; // mandatory
|
|
UINT8 field_replaceable_unit_code; // optional
|
|
UINT8 reserved_15;
|
|
UINT8 reserved_16;
|
|
UINT8 reserved_17;
|
|
//
|
|
// Followed by additional sense bytes.
|
|
//
|
|
} ATAPI_REQUEST_SENSE_DATA;
|
|
|
|
typedef struct {
|
|
UINT8 LastLba3;
|
|
UINT8 LastLba2;
|
|
UINT8 LastLba1;
|
|
UINT8 LastLba0;
|
|
UINT8 BlockSize3;
|
|
UINT8 BlockSize2;
|
|
UINT8 BlockSize1;
|
|
UINT8 BlockSize0;
|
|
} ATAPI_READ_CAPACITY_DATA;
|
|
|
|
typedef struct {
|
|
UINT8 reserved_0;
|
|
UINT8 reserved_1;
|
|
UINT8 reserved_2;
|
|
UINT8 Capacity_Length;
|
|
UINT8 LastLba3;
|
|
UINT8 LastLba2;
|
|
UINT8 LastLba1;
|
|
UINT8 LastLba0;
|
|
UINT8 DesCode : 2;
|
|
UINT8 reserved_9 : 6;
|
|
UINT8 BlockSize2;
|
|
UINT8 BlockSize1;
|
|
UINT8 BlockSize0;
|
|
} ATAPI_READ_FORMAT_CAPACITY_DATA;
|
|
|
|
//
|
|
// ATAPI Packet Command
|
|
//
|
|
|
|
typedef struct {
|
|
UINT8 opcode;
|
|
UINT8 reserved_1;
|
|
UINT8 reserved_2;
|
|
UINT8 reserved_3;
|
|
UINT8 reserved_4;
|
|
UINT8 reserved_5;
|
|
UINT8 reserved_6;
|
|
UINT8 reserved_7;
|
|
UINT8 reserved_8;
|
|
UINT8 reserved_9;
|
|
UINT8 reserved_10;
|
|
UINT8 reserved_11;
|
|
} ATAPI_TEST_UNIT_READY_CMD;
|
|
|
|
typedef struct {
|
|
UINT8 opcode;
|
|
UINT8 reserved_1 : 4;
|
|
UINT8 lun : 4;
|
|
UINT8 page_code;
|
|
UINT8 reserved_3;
|
|
UINT8 allocation_length;
|
|
UINT8 reserved_5;
|
|
UINT8 reserved_6;
|
|
UINT8 reserved_7;
|
|
UINT8 reserved_8;
|
|
UINT8 reserved_9;
|
|
UINT8 reserved_10;
|
|
UINT8 reserved_11;
|
|
} ATAPI_INQUIRY_CMD;
|
|
|
|
typedef struct {
|
|
UINT8 opcode;
|
|
UINT8 reserved_1 : 4;
|
|
UINT8 lun : 4;
|
|
UINT8 reserved_2;
|
|
UINT8 reserved_3;
|
|
UINT8 allocation_length;
|
|
UINT8 reserved_5;
|
|
UINT8 reserved_6;
|
|
UINT8 reserved_7;
|
|
UINT8 reserved_8;
|
|
UINT8 reserved_9;
|
|
UINT8 reserved_10;
|
|
UINT8 reserved_11;
|
|
} ATAPI_REQUEST_SENSE_CMD;
|
|
|
|
typedef struct {
|
|
UINT8 opcode;
|
|
UINT8 reserved_1 : 5;
|
|
UINT8 lun : 3;
|
|
UINT8 Lba0;
|
|
UINT8 Lba1;
|
|
UINT8 Lba2;
|
|
UINT8 Lba3;
|
|
UINT8 reserved_6;
|
|
UINT8 TranLen0;
|
|
UINT8 TranLen1;
|
|
UINT8 reserved_9;
|
|
UINT8 reserved_10;
|
|
UINT8 reserved_11;
|
|
} ATAPI_READ10_CMD;
|
|
|
|
typedef struct {
|
|
UINT8 opcode;
|
|
UINT8 reserved_1;
|
|
UINT8 reserved_2;
|
|
UINT8 reserved_3;
|
|
UINT8 reserved_4;
|
|
UINT8 reserved_5;
|
|
UINT8 reserved_6;
|
|
UINT8 allocation_length_hi;
|
|
UINT8 allocation_length_lo;
|
|
UINT8 reserved_9;
|
|
UINT8 reserved_10;
|
|
UINT8 reserved_11;
|
|
} ATAPI_READ_FORMAT_CAP_CMD;
|
|
|
|
typedef struct {
|
|
UINT8 peripheral_type;
|
|
UINT8 RMB;
|
|
UINT8 version;
|
|
UINT8 response_data_format;
|
|
UINT8 addnl_length;
|
|
UINT8 reserved_5;
|
|
UINT8 reserved_6;
|
|
UINT8 reserved_7;
|
|
UINT8 vendor_info[8];
|
|
UINT8 product_id[12];
|
|
UINT8 eeprom_product_code[4];
|
|
UINT8 firmware_rev_level[4];
|
|
} ATAPI_USB_INQUIRY_DATA;
|
|
|
|
typedef struct {
|
|
UINT8 opcode;
|
|
UINT8 reserved_1 : 4;
|
|
UINT8 lun : 4;
|
|
UINT8 page_code : 4;
|
|
UINT8 page_control : 4;
|
|
UINT8 reserved_3;
|
|
UINT8 reserved_4;
|
|
UINT8 reserved_5;
|
|
UINT8 reserved_6;
|
|
UINT8 parameter_list_length_hi;
|
|
UINT8 parameter_list_length_lo;
|
|
UINT8 reserved_9;
|
|
UINT8 reserved_10;
|
|
UINT8 reserved_11;
|
|
} ATAPI_MODE_SENSE_CMD;
|
|
|
|
//
|
|
// ATAPI_PACKET_COMMAND is not defined in ATA specification.
|
|
// We add it here for the convenience for ATA/ATAPI module writer.
|
|
//
|
|
typedef union {
|
|
UINT16 Data16[6];
|
|
ATAPI_TEST_UNIT_READY_CMD TestUnitReady;
|
|
ATAPI_READ10_CMD Read10;
|
|
ATAPI_REQUEST_SENSE_CMD RequestSence;
|
|
ATAPI_INQUIRY_CMD Inquiry;
|
|
ATAPI_MODE_SENSE_CMD ModeSense;
|
|
ATAPI_READ_FORMAT_CAP_CMD ReadFormatCapacity;
|
|
} ATAPI_PACKET_COMMAND;
|
|
|
|
#pragma pack(pop)
|
|
|
|
|
|
#define ATAPI_MAX_DMA_EXT_CMD_SECTORS 0x10000
|
|
#define ATAPI_MAX_DMA_CMD_SECTORS 0x100
|
|
|
|
//
|
|
// ATA Packet Command Code
|
|
//
|
|
#define ATA_CMD_SOFT_RESET 0x08
|
|
#define ATA_CMD_PACKET 0xA0
|
|
#define ATA_CMD_IDENTIFY_DEVICE 0xA1
|
|
#define ATA_CMD_SERVICE 0xA2
|
|
#define ATA_CMD_TEST_UNIT_READY 0x00
|
|
#define ATA_CMD_REQUEST_SENSE 0x03
|
|
#define ATA_CMD_INQUIRY 0x12
|
|
#define ATA_CMD_READ_FORMAT_CAPACITY 0x23
|
|
#define ATA_CMD_READ_CAPACITY 0x25
|
|
#define ATA_CMD_READ_10 0x28
|
|
#define ATA_CMD_WRITE_10 0x2A
|
|
|
|
//
|
|
// ATA Commands Code
|
|
//
|
|
|
|
//
|
|
// Class 1: PIO Data-In Commands
|
|
//
|
|
#define ATA_CMD_IDENTIFY_DRIVE 0xec
|
|
#define ATA_CMD_READ_BUFFER 0xe4
|
|
#define ATA_CMD_READ_SECTORS 0x20
|
|
#define ATA_CMD_READ_SECTORS_WITH_RETRY 0x21
|
|
#define ATA_CMD_READ_LONG 0x22
|
|
#define ATA_CMD_READ_LONG_WITH_RETRY 0x23
|
|
//
|
|
// Atapi6 enhanced commands
|
|
//
|
|
#define ATA_CMD_READ_SECTORS_EXT 0x24
|
|
|
|
|
|
//
|
|
// Class 2: PIO Data-Out Commands
|
|
//
|
|
#define ATA_CMD_FORMAT_TRACK 0x50
|
|
#define ATA_CMD_WRITE_BUFFER 0xe8
|
|
#define ATA_CMD_WRITE_SECTORS 0x30
|
|
#define ATA_CMD_WRITE_SECTORS_WITH_RETRY 0x31
|
|
#define ATA_CMD_WRITE_LONG 0x32
|
|
#define ATA_CMD_WRITE_LONG_WITH_RETRY 0x33
|
|
#define ATA_CMD_WRITE_VERIFY 0x3c
|
|
//
|
|
// Class 2 - Atapi6 enhanced commands
|
|
//
|
|
#define ATA_CMD_WRITE_SECTORS_EXT 0x34
|
|
|
|
//
|
|
// Class 3 No Data Command
|
|
//
|
|
#define ATA_CMD_ACK_MEDIA_CHANGE 0xdb
|
|
#define ATA_CMD_BOOT_POST_BOOT 0xdc
|
|
#define ATA_CMD_BOOT_PRE_BOOT 0xdd
|
|
#define ATA_CMD_CHECK_POWER_MODE 0x98
|
|
#define ATA_CMD_CHECK_POWER_MODE_ALIAS 0xe5
|
|
#define ATA_CMD_DOOR_LOCK 0xde
|
|
#define ATA_CMD_DOOR_UNLOCK 0xdf
|
|
#define ATA_CMD_EXEC_DRIVE_DIAG 0x90
|
|
#define ATA_CMD_IDLE_ALIAS 0x97
|
|
#define ATA_CMD_IDLE 0xe3
|
|
#define ATA_CMD_IDLE_IMMEDIATE 0x95
|
|
#define ATA_CMD_IDLE_IMMEDIATE_ALIAS 0xe1
|
|
#define ATA_CMD_INIT_DRIVE_PARAM 0x91
|
|
#define ATA_CMD_RECALIBRATE 0x10 /* aliased to 1x */
|
|
#define ATA_CMD_READ_DRIVE_STATE 0xe9
|
|
#define ATA_CMD_SET_MULTIPLE_MODE 0xC6
|
|
#define ATA_CMD_READ_VERIFY 0x40
|
|
#define ATA_CMD_READ_VERIFY_WITH_RETRY 0x41
|
|
#define ATA_CMD_SEEK 0x70 /* aliased to 7x */
|
|
#define ATA_CMD_SET_FEATURES 0xef
|
|
#define ATA_CMD_STANDBY 0x96
|
|
#define ATA_CMD_STANDBY_ALIAS 0xe2
|
|
#define ATA_CMD_STANDBY_IMMEDIATE 0x94
|
|
#define ATA_CMD_STANDBY_IMMEDIATE_ALIAS 0xe0
|
|
//
|
|
// S.M.A.R.T
|
|
//
|
|
#define ATA_CMD_SMART 0xb0
|
|
#define ATA_CONSTANT_C2 0xc2
|
|
#define ATA_CONSTANT_4F 0x4f
|
|
#define ATA_SMART_ENABLE_OPERATION 0xd8
|
|
#define ATA_SMART_RETURN_STATUS 0xda
|
|
|
|
|
|
//
|
|
// Class 4: DMA Command
|
|
//
|
|
#define ATA_CMD_READ_DMA 0xc8
|
|
#define ATA_CMD_READ_DMA_WITH_RETRY 0xc9
|
|
#define ATA_CMD_READ_DMA_EXT 0x25
|
|
#define ATA_CMD_WRITE_DMA 0xca
|
|
#define ATA_CMD_WRITE_DMA_WITH_RETRY 0xcb
|
|
#define ATA_CMD_WRITE_DMA_EXT 0x35
|
|
|
|
|
|
|
|
//
|
|
// default content of device control register, disable INT
|
|
//
|
|
#define ATA_DEFAULT_CTL (0x0a) // default content of device control register, disable INT
|
|
#define ATA_DEFAULT_CMD (0xa0)
|
|
|
|
#define ATAPI_MAX_BYTE_COUNT (0xfffe)
|
|
|
|
//
|
|
// Sense Key
|
|
//
|
|
#define ATA_REQUEST_SENSE_ERROR (0x70)
|
|
#define ATA_SK_NO_SENSE (0x0)
|
|
#define ATA_SK_RECOVERY_ERROR (0x1)
|
|
#define ATA_SK_NOT_READY (0x2)
|
|
#define ATA_SK_MEDIUM_ERROR (0x3)
|
|
#define ATA_SK_HARDWARE_ERROR (0x4)
|
|
#define ATA_SK_ILLEGAL_REQUEST (0x5)
|
|
#define ATA_SK_UNIT_ATTENTION (0x6)
|
|
#define ATA_SK_DATA_PROTECT (0x7)
|
|
#define ATA_SK_BLANK_CHECK (0x8)
|
|
#define ATA_SK_VENDOR_SPECIFIC (0x9)
|
|
#define ATA_SK_RESERVED_A (0xA)
|
|
#define ATA_SK_ABORT (0xB)
|
|
#define ATA_SK_RESERVED_C (0xC)
|
|
#define ATA_SK_OVERFLOW (0xD)
|
|
#define ATA_SK_MISCOMPARE (0xE)
|
|
#define ATA_SK_RESERVED_F (0xF)
|
|
|
|
//
|
|
// Additional Sense Codes
|
|
//
|
|
#define ATA_ASC_NOT_READY (0x04)
|
|
#define ATA_ASC_MEDIA_ERR1 (0x10)
|
|
#define ATA_ASC_MEDIA_ERR2 (0x11)
|
|
#define ATA_ASC_MEDIA_ERR3 (0x14)
|
|
#define ATA_ASC_MEDIA_ERR4 (0x30)
|
|
#define ATA_ASC_MEDIA_UPSIDE_DOWN (0x06)
|
|
#define ATA_ASC_INVALID_CMD (0x20)
|
|
#define ATA_ASC_LBA_OUT_OF_RANGE (0x21)
|
|
#define ATA_ASC_INVALID_FIELD (0x24)
|
|
#define ATA_ASC_WRITE_PROTECTED (0x27)
|
|
#define ATA_ASC_MEDIA_CHANGE (0x28)
|
|
#define ATA_ASC_RESET (0x29) /* Power On Reset or Bus Reset occurred */
|
|
#define ATA_ASC_ILLEGAL_FIELD (0x26)
|
|
#define ATA_ASC_NO_MEDIA (0x3A)
|
|
#define ATA_ASC_ILLEGAL_MODE_FOR_THIS_TRACK (0x64)
|
|
|
|
//
|
|
// Additional Sense Code Qualifier
|
|
//
|
|
#define ATA_ASCQ_IN_PROGRESS (0x01)
|
|
|
|
//
|
|
// Err Reg
|
|
//
|
|
#define ATA_ERRREG_BBK BIT7 /* Bad block detected */
|
|
#define ATA_ERRREG_UNC BIT6 /* Uncorrectable Data */
|
|
#define ATA_ERRREG_MC BIT5 /* Media Change */
|
|
#define ATA_ERRREG_IDNF BIT4 /* ID Not Found */
|
|
#define ATA_ERRREG_MCR BIT3 /* Media Change Requested */
|
|
#define ATA_ERRREG_ABRT BIT2 /* Aborted Command */
|
|
#define ATA_ERRREG_TK0NF BIT1 /* Track 0 Not Found */
|
|
#define ATA_ERRREG_AMNF BIT0 /* Address Mark Not Found */
|
|
|
|
//
|
|
// Status Reg
|
|
//
|
|
#define ATA_STSREG_BSY BIT7 /* Controller Busy */
|
|
#define ATA_STSREG_DRDY BIT6 /* Drive Ready */
|
|
#define ATA_STSREG_DWF BIT5 /* Drive Write Fault */
|
|
#define ATA_STSREG_DSC BIT4 /* Disk Seek Complete */
|
|
#define ATA_STSREG_DRQ BIT3 /* Data Request */
|
|
#define ATA_STSREG_CORR BIT2 /* Corrected Data */
|
|
#define ATA_STSREG_IDX BIT1 /* Index */
|
|
#define ATA_STSREG_ERR BIT0 /* Error */
|
|
|
|
//
|
|
// Device Control Reg
|
|
//
|
|
#define ATA_CTLREG_SRST BIT2 /* Software Reset */
|
|
#define ATA_CTLREG_IEN_L BIT1 /* Interrupt Enable #*/
|
|
|
|
#endif
|
|
|