/** @file
  This file contains just some basic definitions that are needed by drivers
  that dealing with ATA/ATAPI interface.

Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent

**/

#ifndef _ATAPI_H_
#define _ATAPI_H_

#pragma pack(1)

///
/// ATA5_IDENTIFY_DATA is defined in ATA-5.
/// (This structure is provided mainly for backward-compatibility support.
/// Old drivers may reference fields that are marked "obsolete" in
/// ATA_IDENTIFY_DATA, which currently conforms to ATA-8.)
///
typedef struct {
  UINT16    config;           ///< General Configuration.
  UINT16    cylinders;        ///< Number of Cylinders.
  UINT16    reserved_2;
  UINT16    heads;            ///< Number of logical heads.
  UINT16    vendor_data1;
  UINT16    vendor_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];
} ATA5_IDENTIFY_DATA;

///
/// ATA_IDENTIFY_DATA strictly complies with ATA/ATAPI-8 Spec
/// to define the data returned by an ATA device upon successful
/// completion of the ATA IDENTIFY_DEVICE command.
///
typedef struct {
  UINT16    config;                                ///< General Configuration.
  UINT16    obsolete_1;
  UINT16    specific_config;                       ///< Specific Configuration.
  UINT16    obsolete_3;
  UINT16    retired_4_5[2];
  UINT16    obsolete_6;
  UINT16    cfa_reserved_7_8[2];
  UINT16    retired_9;
  CHAR8     SerialNo[20];                          ///< word 10~19
  UINT16    retired_20_21[2];
  UINT16    obsolete_22;
  CHAR8     FirmwareVer[8];                        ///< word 23~26
  CHAR8     ModelName[40];                         ///< word 27~46
  UINT16    multi_sector_cmd_max_sct_cnt;
  UINT16    trusted_computing_support;
  UINT16    capabilities_49;
  UINT16    capabilities_50;
  UINT16    obsolete_51_52[2];
  UINT16    field_validity;
  UINT16    obsolete_54_58[5];
  UINT16    multi_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    additional_supported;                  ///< word 69
  UINT16    reserved_70;
  UINT16    reserved_71_74[4];                     ///< Reserved for IDENTIFY PACKET DEVICE cmd.
  UINT16    queue_depth;
  UINT16    serial_ata_capabilities;
  UINT16    reserved_77;                           ///< Reserved for Serial ATA
  UINT16    serial_ata_features_supported;
  UINT16    serial_ata_features_enabled;
  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    time_for_security_erase_unit;
  UINT16    time_for_enhanced_security_erase_unit;
  UINT16    advanced_power_management_level;
  UINT16    master_password_identifier;
  UINT16    hardware_configuration_test_result;
  UINT16    obsolete_94;
  UINT16    stream_minimum_request_size;
  UINT16    streaming_transfer_time_for_dma;
  UINT16    streaming_access_latency_for_dma_and_pio;
  UINT16    streaming_performance_granularity[2];  ///< word 98~99
  UINT16    maximum_lba_for_48bit_addressing[4];   ///< word 100~103
  UINT16    streaming_transfer_time_for_pio;
  UINT16    max_no_of_512byte_blocks_per_data_set_cmd;
  UINT16    phy_logic_sector_support;              ///< word 106
  UINT16    interseek_delay_for_iso7779;
  UINT16    world_wide_name[4];                    ///< word 108~111
  UINT16    reserved_for_128bit_wwn_112_115[4];
  UINT16    reserved_for_technical_report;
  UINT16    logic_sector_size_lo;                    ///< word 117
  UINT16    logic_sector_size_hi;                    ///< word 118
  UINT16    features_and_command_sets_supported_ext; ///< word 119
  UINT16    features_and_command_sets_enabled_ext;   ///< word 120
  UINT16    reserved_121_126[6];
  UINT16    obsolete_127;
  UINT16    security_status;                       ///< word 128
  UINT16    vendor_specific_129_159[31];
  UINT16    cfa_power_mode;                        ///< word 160
  UINT16    reserved_for_compactflash_161_167[7];
  UINT16    device_nominal_form_factor;
  UINT16    is_data_set_cmd_supported;
  CHAR8     additional_product_identifier[8];
  UINT16    reserved_174_175[2];
  CHAR8     media_serial_number[60];               ///< word 176~205
  UINT16    sct_command_transport;                 ///< word 206
  UINT16    reserved_207_208[2];
  UINT16    alignment_logic_in_phy_blocks;           ///< word 209
  UINT16    write_read_verify_sector_count_mode3[2]; ///< word 210~211
  UINT16    verify_sector_count_mode2[2];
  UINT16    nv_cache_capabilities;
  UINT16    nv_cache_size_in_logical_block_lsw;    ///< word 215
  UINT16    nv_cache_size_in_logical_block_msw;    ///< word 216
  UINT16    nominal_media_rotation_rate;
  UINT16    reserved_218;
  UINT16    nv_cache_options;                      ///< word 219
  UINT16    write_read_verify_mode;                ///< word 220
  UINT16    reserved_221;
  UINT16    transport_major_revision_number;
  UINT16    transport_minor_revision_number;
  UINT16    reserved_224_229[6];
  UINT64    extended_no_of_addressable_sectors;
  UINT16    min_number_per_download_microcode_mode3; ///< word 234
  UINT16    max_number_per_download_microcode_mode3; ///< word 235
  UINT16    reserved_236_254[19];
  UINT16    integrity_word;
} ATA_IDENTIFY_DATA;

///
/// ATAPI_IDENTIFY_DATA strictly complies with ATA/ATAPI-8 Spec
/// to define the data returned by an ATAPI device upon successful
/// completion of the ATA IDENTIFY_PACKET_DEVICE command.
///
typedef struct {
  UINT16    config;                                ///< General Configuration.
  UINT16    reserved_1;
  UINT16    specific_config;                       ///< Specific Configuration.
  UINT16    reserved_3_9[7];
  CHAR8     SerialNo[20];                          ///< word 10~19
  UINT16    reserved_20_22[3];
  CHAR8     FirmwareVer[8];                        ///< word 23~26
  CHAR8     ModelName[40];                         ///< word 27~46
  UINT16    reserved_47_48[2];
  UINT16    capabilities_49;
  UINT16    capabilities_50;
  UINT16    obsolete_51;
  UINT16    reserved_52;
  UINT16    field_validity;                        ///< word 53
  UINT16    reserved_54_61[8];
  UINT16    dma_dir;
  UINT16    multi_word_dma_mode;                   ///< word 63
  UINT16    advanced_pio_modes;                    ///< word 64
  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_70[2];
  UINT16    obsolete_71_72[2];
  UINT16    reserved_73_74[2];
  UINT16    obsolete_75;
  UINT16    serial_ata_capabilities;
  UINT16    reserved_77;                           ///< Reserved for Serial ATA
  UINT16    serial_ata_features_supported;
  UINT16    serial_ata_features_enabled;
  UINT16    major_version_no;                      ///< word 80
  UINT16    minor_version_no;                      ///< word 81
  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;           ///< word 89
  UINT16    time_required_for_enhanced_sec_erase;  ///< word 90
  UINT16    advanced_power_management_level;
  UINT16    master_pwd_revison_code;
  UINT16    hardware_reset_result;                 ///< word 93
  UINT16    obsolete_94;
  UINT16    reserved_95_107[13];
  UINT16    world_wide_name[4];                    ///< word 108~111
  UINT16    reserved_for_128bit_wwn_112_115[4];
  UINT16    reserved_116_118[3];
  UINT16    command_and_feature_sets_supported;    ///< word 119
  UINT16    command_and_feature_sets_supported_enabled;
  UINT16    reserved_121_124[4];
  UINT16    atapi_byte_count_0_behavior;           ///< word 125
  UINT16    obsolete_126_127[2];
  UINT16    security_status;
  UINT16    reserved_129_159[31];
  UINT16    cfa_reserved_160_175[16];
  UINT16    reserved_176_221[46];
  UINT16    transport_major_version;
  UINT16    transport_minor_version;
  UINT16    reserved_224_254[31];
  UINT16    integrity_word;
} ATAPI_IDENTIFY_DATA;

///
/// Standard Quiry Data format, defined in SFF-8070i(ATAPI Removable Rewritable Specification).
///
typedef struct {
  UINT8    peripheral_type;
  UINT8    RMB;
  UINT8    version;
  UINT8    response_data_format;
  UINT8    addnl_length;  ///< n - 4, Numbers of bytes following this one.
  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_36_55[55 - 36 + 1];
  UINT8    reserved_56_95[95 - 56 + 1];
  ///
  /// Vendor-specific parameters fields. The sizeof (ATAPI_INQUIRY_DATA) is 254
  /// since allocation_length is one byte in ATAPI_INQUIRY_CMD.
  ///
  UINT8    vendor_specific_96_253[253 - 96 + 1];
} ATAPI_INQUIRY_DATA;

///
/// Request Sense Standard Data, defined in SFF-8070i(ATAPI Removable Rewritable Specification).
///
typedef struct {
  UINT8    error_code       : 7;
  UINT8    valid            : 1;
  UINT8    reserved_1;
  UINT8    sense_key        : 4;
  UINT8    reserved_2       : 1;
  UINT8    Vendor_specifc_1 : 3;
  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    sense_key_specific_15 : 7;
  UINT8    SKSV                  : 1;
  UINT8    sense_key_specific_16;
  UINT8    sense_key_specific_17;
} ATAPI_REQUEST_SENSE_DATA;

///
/// READ CAPACITY Data, defined in SFF-8070i(ATAPI Removable Rewritable Specification).
///
typedef struct {
  UINT8    LastLba3;
  UINT8    LastLba2;
  UINT8    LastLba1;
  UINT8    LastLba0;
  UINT8    BlockSize3;
  UINT8    BlockSize2;
  UINT8    BlockSize1;
  UINT8    BlockSize0;
} ATAPI_READ_CAPACITY_DATA;

///
/// Capacity List Header + Current/Maximum Capacity Descriptor,
/// defined in SFF-8070i(ATAPI Removable Rewritable Specification).
///
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;

///
/// Test Unit Ready Command, defined in SFF-8070i(ATAPI Removable Rewritable Specification).
///
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;

///
/// INQUIRY Command, defined in SFF-8070i(ATAPI Removable Rewritable Specification).
///
typedef struct {
  UINT8    opcode;
  UINT8    reserved_1 : 5;
  UINT8    lun        : 3;
  UINT8    page_code;     ///< defined in SFF8090i, V6
  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;

///
/// REQUEST SENSE Command, defined in SFF-8070i(ATAPI Removable Rewritable Specification).
///
typedef struct {
  UINT8    opcode;
  UINT8    reserved_1 : 5;
  UINT8    lun        : 3;
  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;

///
/// READ (10) Command, defined in SFF-8070i(ATAPI Removable Rewritable Specification).
///
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;

///
/// READ Format Capacity Command, defined in SFF-8070i(ATAPI Removable Rewritable Specification).
///
typedef struct {
  UINT8    opcode;
  UINT8    reserved_1 : 5;
  UINT8    lun        : 3;
  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;

///
/// MODE SENSE Command, defined in SFF-8070i(ATAPI Removable Rewritable Specification).
///
typedef struct {
  UINT8    opcode;
  UINT8    reserved_1   : 5;
  UINT8    lun          : 3;
  UINT8    page_code    : 6;
  UINT8    page_control : 2;
  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 the ATA specification.
/// We add it here for the convenience of ATA/ATAPI module writers.
///
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()

#define ATAPI_MAX_DMA_EXT_CMD_SECTORS  0x10000
#define ATAPI_MAX_DMA_CMD_SECTORS      0x100

//  ATA/ATAPI Signature equates
#define ATA_SIGNATURE       0x0101                                   ///< defined in ACS-3
#define ATAPI_SIGNATURE     0xeb14                                   ///< defined in ACS-3
#define ATAPI_SIGNATURE_32  0xeb140101                               ///< defined in ACS-3

//  Spin Up Configuration definitions
#define ATA_SPINUP_CFG_REQUIRED_IDD_INCOMPLETE      0x37c8       ///< defined in ACS-3
#define ATA_SPINUP_CFG_REQUIRED_IDD_COMPLETE        0x738c       ///< defined in ACS-3
#define ATA_SPINUP_CFG_NOT_REQUIRED_IDD_INCOMPLETE  0x8c73       ///< defined in ACS-3
#define ATA_SPINUP_CFG_NOT_REQUIRED_IDD_COMPLETE    0xc837       ///< defined in ACS-3

//
// ATA Packet Command Code
//
#define ATA_CMD_FORMAT_UNIT                  0x04              ///< defined in ATAPI Removable Rewritable Media Devices
#define ATA_CMD_SOFT_RESET                   0x08              ///< defined from ATA-3
#define ATA_CMD_PACKET                       0xA0              ///< defined from ATA-3
#define ATA_CMD_IDENTIFY_DEVICE              0xA1              ///< defined from ATA-3
#define ATA_CMD_SERVICE                      0xA2              ///< defined from ATA-3
#define ATA_CMD_TEST_UNIT_READY              0x00              ///< defined from ATA-1
#define ATA_CMD_REQUEST_SENSE                0x03              ///< defined from ATA-4
#define ATA_CMD_INQUIRY                      0x12              ///< defined in ATAPI Removable Rewritable Media Devices
#define ATA_CMD_READ_FORMAT_CAPACITY         0x23              ///< defined in ATAPI Removable Rewritable Media Devices
#define ATA_CMD_READ_CAPACITY                0x25              ///< defined in ATAPI Removable Rewritable Media Devices
#define ATA_CMD_READ_10                      0x28              ///< defined in ATAPI Removable Rewritable Media Devices
#define ATA_CMD_WRITE_10                     0x2A              ///< defined in ATAPI Removable Rewritable Media Devices
#define ATA_CMD_ATAPI_SEEK                   0x2B              ///< defined in ATAPI Removable Rewritable Media Devices
#define ATA_CMD_WRITE_AND_VERIFY             0x2E              ///< defined in ATAPI Removable Rewritable Media Devices
#define ATA_CMD_VERIFY                       0x2F              ///< defined in ATAPI Removable Rewritable Media Devices
#define ATA_CMD_READ_12                      0xA8              ///< defined in ATAPI Removable Rewritable Media Devices
#define ATA_CMD_WRITE_12                     0xAA              ///< defined in ATAPI Removable Rewritable Media Devices
#define ATA_CMD_START_STOP_UNIT              0x1B              ///< defined in ATAPI Removable Rewritable Media Devices
#define ATA_CMD_PREVENT_ALLOW_MEDIA_REMOVAL  0x1E              ///< defined in ATAPI Removable Rewritable Media Devices
#define ATA_CMD_MODE_SELECT                  0x55              ///< defined in ATAPI Removable Rewritable Media Devices

#define ATA_CMD_MODE_SENSE                          0x5A       ///< defined in ATAPI Removable Rewritable Media Devices
#define ATA_PAGE_CODE_READ_WRITE_ERROR              0x01       ///< defined in ATAPI Removable Rewritable Media Devices
#define ATA_PAGE_CODE_CACHING_PAGE                  0x08       ///< defined in ATAPI Removable Rewritable Media Devices
#define ATA_PAGE_CODE_REMOVABLE_BLOCK_CAPABILITIES  0x1B       ///< defined in ATAPI Removable Rewritable Media Devices
#define ATA_PAGE_CODE_TIMER_PROTECT_PAGE            0x1C       ///< defined in ATAPI Removable Rewritable Media Devices
#define ATA_PAGE_CODE_RETURN_ALL_PAGES              0x3F       ///< defined in ATAPI Removable Rewritable Media Devices

#define ATA_CMD_GET_CONFIGURATION         0x46                 ///< defined in ATAPI Multimedia Devices
#define ATA_GCCD_RT_FIELD_VALUE_ALL       0x00                 ///< defined in ATAPI Multimedia Devices
#define ATA_GCCD_RT_FIELD_VALUE_CURRENT   0x01                 ///< defined in ATAPI Multimedia Devices
#define ATA_GCCD_RT_FIELD_VALUE_SINGLE    0x02                 ///< defined in ATAPI Multimedia Devices
#define ATA_GCCD_RT_FIELD_VALUE_RESERVED  0x03                 ///< defined in ATAPI Multimedia Devices

#define ATA_FEATURE_LIST_PROFILE_LIST       0x0000                   ///< defined in ATAPI Multimedia Devices
#define ATA_FEATURE_LIST_CORE               0x0001                   ///< defined in ATAPI Multimedia Devices
#define ATA_FEATURE_LIST_MORPHING           0x0002                   ///< defined in ATAPI Multimedia Devices
#define ATA_FEATURE_LIST_REMOVEABLE_MEDIUM  0x0003                   ///< defined in ATAPI Multimedia Devices
#define ATA_FEATURE_LIST_WRITE_PROTECT      0x0004                   ///< defined in ATAPI Multimedia Devices

///
/// Start/Stop and Eject Operations
///
///@{
#define ATA_CMD_SUBOP_STOP_DISC   0x00                         ///< Stop the Disc
#define ATA_CMD_SUBOP_START_DISC  0x01                         ///< Start the Disc and acquire the format type
#define ATA_CMD_SUBOP_EJECT_DISC  0x02                         ///< Eject the Disc if possible
#define ATA_CMD_SUBOP_CLOSE_TRAY  0x03                         ///< Load the Disc (Close Tray)
///@}

//
// ATA Commands Code
//

//
// Class 1: PIO Data-In Commands
//
#define ATA_CMD_IDENTIFY_DRIVE           0xec                  ///< defined from ATA-3
#define ATA_CMD_READ_BUFFER              0xe4                  ///< defined from ATA-1
#define ATA_CMD_READ_SECTORS             0x20                  ///< defined from ATA-1
#define ATA_CMD_READ_SECTORS_WITH_RETRY  0x21                  ///< defined from ATA-1, obsoleted from ATA-5
#define ATA_CMD_READ_LONG                0x22                  ///< defined from ATA-1, obsoleted from ATA-5
#define ATA_CMD_READ_LONG_WITH_RETRY     0x23                  ///< defined from ATA-1, obsoleted from ATA-5
#define ATA_CMD_READ_SECTORS_EXT         0x24                  ///< defined from ATA-6
#define ATA_CMD_READ_MULTIPLE            0xc4                  ///< defined in ACS-3
#define ATA_CMD_READ_MULTIPLE_EXT        0x29                  ///< defined in ACS-3
#define ATA_CMD_READ_LOG_EXT             0x2f                  ///< defined in ACS-3

//
// Class 2: PIO Data-Out Commands
//
#define ATA_CMD_FORMAT_TRACK              0x50                ///< defined from ATA-1, obsoleted from ATA-4
#define ATA_CMD_WRITE_BUFFER              0xe8                ///< defined from ATA-1
#define ATA_CMD_WRITE_SECTORS             0x30                ///< defined from ATA-1
#define ATA_CMD_WRITE_SECTORS_WITH_RETRY  0x31                ///< defined from ATA-1, obsoleted from ATA-5
#define ATA_CMD_WRITE_LONG                0x32                ///< defined from ATA-1, obsoleted from ATA-5
#define ATA_CMD_WRITE_LONG_WITH_RETRY     0x33                ///< defined from ATA-1, obsoleted from ATA-5
#define ATA_CMD_WRITE_VERIFY              0x3c                ///< defined from ATA-1, obsoleted from ATA-5
#define ATA_CMD_WRITE_SECTORS_EXT         0x34                ///< defined from ATA-6
#define ATA_CMD_WRITE_MULTIPLE            0xc5                ///< defined in ACS-3
#define ATA_CMD_WRITE_MULTIPLE_EXT        0x39                ///< defined in ACS-3

//
// Class 3 No Data Command
//
#define ATA_CMD_ACK_MEDIA_CHANGE             0xdb             ///< defined from ATA-1, obsoleted from ATA-5
#define ATA_CMD_BOOT_POST_BOOT               0xdc             ///< defined from ATA-1, obsoleted from ATA-3
#define ATA_CMD_BOOT_PRE_BOOT                0xdd             ///< defined from ATA-1, obsoleted from ATA-3
#define ATA_CMD_CHECK_POWER_MODE             0x98             ///< defined from ATA-1, obsoleted from ATA-4
#define ATA_CMD_CHECK_POWER_MODE_ALIAS       0xe5             ///< defined from ATA-1
#define ATA_CMD_DOOR_LOCK                    0xde             ///< defined from ATA-1
#define ATA_CMD_DOOR_UNLOCK                  0xdf             ///< defined from ATA-1
#define ATA_CMD_EXEC_DRIVE_DIAG              0x90             ///< defined from ATA-1
#define ATA_CMD_IDLE_ALIAS                   0x97             ///< defined from ATA-1, obsoleted from ATA-4
#define ATA_CMD_IDLE                         0xe3             ///< defined from ATA-1
#define ATA_CMD_IDLE_IMMEDIATE               0x95             ///< defined from ATA-1, obsoleted from ATA-4
#define ATA_CMD_IDLE_IMMEDIATE_ALIAS         0xe1             ///< defined from ATA-1
#define ATA_CMD_INIT_DRIVE_PARAM             0x91             ///< defined from ATA-1, obsoleted from ATA-6
#define ATA_CMD_RECALIBRATE                  0x10             ///< defined from ATA-1, obsoleted from ATA-4
#define ATA_CMD_READ_DRIVE_STATE             0xe9             ///< defined from ATA-1, obsoleted from ATA-3
#define ATA_CMD_SET_MULTIPLE_MODE            0xC6             ///< defined from ATA-2
#define ATA_CMD_READ_VERIFY                  0x40             ///< defined from ATA-1
#define ATA_CMD_READ_VERIFY_WITH_RETRY       0x41             ///< defined from ATA-1, obsoleted from ATA-5
#define ATA_CMD_SEEK                         0x70             ///< defined from ATA-1
#define ATA_CMD_SET_FEATURES                 0xef             ///< defined from ATA-1
#define ATA_CMD_STANDBY                      0x96             ///< defined from ATA-1, obsoleted from ATA-4
#define ATA_CMD_STANDBY_ALIAS                0xe2             ///< defined from ATA-1
#define ATA_CMD_STANDBY_IMMEDIATE            0x94             ///< defined from ATA-1, obsoleted from ATA-4
#define ATA_CMD_STANDBY_IMMEDIATE_ALIAS      0xe0             ///< defined from ATA-1
#define ATA_CMD_SLEEP                        0xe6             ///< defined in ACS-3
#define ATA_CMD_READ_NATIVE_MAX_ADDRESS      0xf8             ///< defined in ATA-6
#define ATA_CMD_READ_NATIVE_MAX_ADDRESS_EXT  0x27             ///< defined in ATA-6

//
// Set Features Sub Command
//
#define ATA_SUB_CMD_ENABLE_VOLATILE_WRITE_CACHE          0x02      ///< defined in ACS-3
#define ATA_SUB_CMD_SET_TRANSFER_MODE                    0x03      ///< defined in ACS-3
#define ATA_SUB_CMD_ENABLE_APM                           0x05      ///< defined in ACS-3
#define ATA_SUB_CMD_ENABLE_PUIS                          0x06      ///< defined in ACS-3
#define ATA_SUB_CMD_PUIS_SET_DEVICE_SPINUP               0x07      ///< defined in ACS-3
#define ATA_SUB_CMD_ENABLE_WRITE_READ_VERIFY             0x0b      ///< defined in ACS-3
#define ATA_SUB_CMD_ENABLE_SATA_FEATURE                  0x10      ///< defined in ACS-3
#define ATA_SUB_CMD_DISABLE_MEDIA_STATUS_NOTIFICATION    0x31      ///< defined in ACS-3
#define ATA_SUB_CMD_ENABLE_FREE_FALL_CONTROL             0x41      ///< defined in ACS-3
#define ATA_SUB_CMD_ACOUSTIC_MANAGEMENT_ENABLE           0x42      ///< defined in ACS-3
#define ATA_SUB_CMD_SET_MAX_HOST_INTERFACE_SECTOR_TIMES  0x43      ///< defined in ACS-3
#define ATA_SUB_CMD_EXTENDED_POWER_CONDITIONS            0x4a      ///< defined in ACS-3
#define ATA_SUB_CMD_DISABLE_READ_LOOK_AHEAD              0x55      ///< defined in ACS-3
#define ATA_SUB_CMD_EN_DIS_DSN_FEATURE                   0x63      ///< defined in ACS-3
#define ATA_SUB_CMD_DISABLE_REVERT_TO_POWER_ON_DEFAULTS  0x66      ///< defined in ACS-3
#define ATA_SUB_CMD_DISABLE_VOLATILE_WRITE_CACHE         0x82      ///< defined in ACS-3
#define ATA_SUB_CMD_DISABLE_APM                          0x85      ///< defined in ACS-3
#define ATA_SUB_CMD_DISABLE_PUIS                         0x86      ///< defined in ACS-3
#define ATA_SUB_CMD_DISABLE_WRITE_READ_VERIFY            0x8b      ///< defined in ACS-3
#define ATA_SUB_CMD_DISABLE_SATA_FEATURE                 0x90      ///< defined in ACS-3
#define ATA_SUB_CMD_ENABLE_MEDIA_STATUS_NOTIFICATION     0x95      ///< defined in ACS-3
#define ATA_SUB_CMD_ENABLE_READ_LOOK_AHEAD               0xaa      ///< defined in ACS-3
#define ATA_SUB_CMD_DISABLE_FREE_FALL_CONTROL            0xc1      ///< defined in ACS-3
#define ATA_SUB_CMD_ACOUSTIC_MANAGEMENT_DISABLE          0xc2      ///< defined in ACS-3
#define ATA_SUB_CMD_EN_DIS_SENSE_DATA_REPORTING          0xc3      ///< defined in ACS-3
#define ATA_SUB_CMD_ENABLE_REVERT_TO_POWER_ON_DEFAULTS   0xcc      ///< defined in ACS-3

//
// S.M.A.R.T
//
#define ATA_CMD_SMART    0xb0                                 ///< defined from ATA-3
#define ATA_CONSTANT_C2  0xc2                                 ///< reserved
#define ATA_CONSTANT_4F  0x4f                                 ///< reserved

#define ATA_SMART_READ_DATA  0xd0                              ///< defined in ACS-3

#define ATA_SMART_AUTOSAVE         0xd2                       ///< defined in ACS-3
#define ATA_AUTOSAVE_DISABLE_ATTR  0x00
#define ATA_AUTOSAVE_ENABLE_ATTR   0xf1

#define ATA_SMART_EXECUTE_OFFLINE_IMMEDIATE            0xd4   ///< defined in ACS-3
#define ATA_EXECUTE_SMART_OFFLINE_ROUTINE              0x00   ///< defined in ACS-3
#define ATA_EXECUTE_SMART_OFFLINE_SHORT_SELFTEST       0x01   ///< defined in ACS-3
#define ATA_EXECUTE_SMART_OFFLINE_EXTENDED_SELFTEST    0x02   ///< defined in ACS-3
#define ATA_EXECUTE_SMART_OFFLINE_CONVEYANCE_SELFTEST  0x03   ///< defined in ACS-3
#define ATA_EXECUTE_SMART_OFFLINE_SELECTIVE_SELFTEST   0x04   ///< defined in ACS-3
#define ATA_SMART_ABORT_SELF_TEST_SUBROUTINE           0x7f   ///< defined in ACS-3
#define ATA_EXECUTE_SMART_CAPTIVE_SHORT_SELFTEST       0x81   ///< defined in ACS-3
#define ATA_EXECUTE_SMART_CAPTIVE_EXTENDED_SELFTEST    0x82   ///< defined in ACS-3
#define ATA_EXECUTE_SMART_CAPTIVE_CONVEYANCE_SELFTEST  0x83   ///< defined in ACS-3
#define ATA_EXECUTE_SMART_CAPTIVE_SELECTIVE_SELFTEST   0x84   ///< defined in ACS-3

#define ATA_SMART_READLOG            0xd5                     ///< defined in ACS-3
#define ATA_SMART_WRITELOG           0xd6                     ///< defined in ACS-3
#define ATA_SMART_ENABLE_OPERATION   0xd8                     ///< reserved
#define ATA_SMART_DISABLE_OPERATION  0xd9                     ///< defined in ACS-3
#define ATA_SMART_RETURN_STATUS      0xda                     ///< defined from ATA-3

#define ATA_SMART_THRESHOLD_NOT_EXCEEDED_VALUE  0xc24f              ///< defined in ACS-3
#define ATA_SMART_THRESHOLD_EXCEEDED_VALUE      0x2cf4              ///< defined in ACS-3

// SMART Log Definitions
#define ATA_SMART_LOG_DIRECTORY             0x00                  ///< defined in ACS-3
#define ATA_SMART_SUM_SMART_ERROR_LOG       0x01                  ///< defined in ACS-3
#define ATA_SMART_COMP_SMART_ERROR_LOG      0x02                  ///< defined in ACS-3
#define ATA_SMART_EXT_COMP_SMART_ERROR_LOG  0x03                  ///< defined in ACS-3
#define ATA_SMART_SMART_SELFTEST_LOG        0x06                  ///< defined in ACS-3
#define ATA_SMART_EXT_SMART_SELFTEST_LOG    0x07                  ///< defined in ACS-3
#define ATA_SMART_SELECTIVE_SELFTEST_LOG    0x09                  ///< defined in ACS-3
#define ATA_SMART_HOST_VENDOR_SPECIFIC      0x80                  ///< defined in ACS-3
#define ATA_SMART_DEVICE_VENDOR_SPECIFIC    0xa0                  ///< defined in ACS-3

//
// Class 4: DMA Command
//
#define ATA_CMD_READ_DMA              0xc8                     ///< defined from ATA-1
#define ATA_CMD_READ_DMA_WITH_RETRY   0xc9                     ///< defined from ATA-1, obsoleted from ATA-5
#define ATA_CMD_READ_DMA_EXT          0x25                     ///< defined from ATA-6
#define ATA_CMD_WRITE_DMA             0xca                     ///< defined from ATA-1
#define ATA_CMD_WRITE_DMA_WITH_RETRY  0xcb                     ///< defined from ATA-1, obsoleted from ATA-
#define ATA_CMD_WRITE_DMA_EXT         0x35                     ///< defined from ATA-6

//
//  ATA Security commands
//
#define ATA_CMD_SECURITY_SET_PASSWORD      0xf1               ///< defined in ACS-3
#define ATA_CMD_SECURITY_UNLOCK            0xf2               ///< defined in ACS-3
#define ATA_CMD_SECURITY_ERASE_PREPARE     0xf3               ///< defined in ACS-3
#define ATA_CMD_SECURITY_ERASE_UNIT        0xf4               ///< defined in ACS-3
#define ATA_CMD_SECURITY_FREEZE_LOCK       0xf5               ///< defined in ACS-3
#define ATA_CMD_SECURITY_DISABLE_PASSWORD  0xf6               ///< defined in ACS-3

#define ATA_SECURITY_BUFFER_LENGTH  512                          ///< defined in ACS-3

//
//  ATA Device Config Overlay
//
#define ATA_CMD_DEV_CONFIG_OVERLAY             0xb1            ///< defined from ATA-6
#define ATA_CMD_DEV_CONFIG_RESTORE_FEATURE     0xc0            ///< defined from ATA-6
#define ATA_CMD_DEV_CONFIG_FREEZELOCK_FEATURE  0xc1            ///< defined from ATA-6
#define ATA_CMD_DEV_CONFIG_IDENTIFY_FEATURE    0xc2            ///< defined from ATA-6
#define ATA_CMD_DEV_CONFIG_SET_FEATURE         0xc3            ///< defined from ATA-6

//
//  ATA Trusted Computing Feature Set Commands
//
#define ATA_CMD_TRUSTED_NON_DATA     0x5b                     ///< defined in ACS-3
#define ATA_CMD_TRUSTED_RECEIVE      0x5c                     ///< defined in ACS-3
#define ATA_CMD_TRUSTED_RECEIVE_DMA  0x5d                     ///< defined in ACS-3
#define ATA_CMD_TRUSTED_SEND         0x5e                     ///< defined in ACS-3
#define ATA_CMD_TRUSTED_SEND_DMA     0x5f                     ///< defined in ACS-3

//
//  ATA Trusted Receive Fields
//
#define ATA_TR_RETURN_SECURITY_PROTOCOL_INFORMATION  0x00     ///< defined in ACS-3
#define ATA_TR_SECURITY_PROTOCOL_JEDEC_RESERVED      0xec     ///< defined in ACS-3
#define ATA_TR_SECURITY_PROTOCOL_SDCARD_RESERVED     0xed     ///< defined in ACS-3
#define ATA_TR_SECURITY_PROTOCOL_IEEE1667_RESERVED   0xee     ///< defined in ACS-3

//
//  Equates used for Acoustic Flags
//
#define ATA_ACOUSTIC_LEVEL_BYPASS               0xff           ///< defined from ATA-6
#define ATA_ACOUSTIC_LEVEL_MAXIMUM_PERFORMANCE  0xfe           ///< defined from ATA-6
#define ATA_ACOUSTIC_LEVEL_QUIET                0x80           ///< defined from ATA-6

//
//  Equates used for DiPM Support
//
#define ATA_CMD_DIPM_SUB  0x03                                 // defined in ACS-3 : Count value in SetFeature identification : 03h  Device-initiated interface power state transitions
#define ATA_DIPM_ENABLE   0x10                                 // defined in ACS-3
#define ATA_DIPM_DISABLE  0x90                                 // defined in ACS-3

//
//  Equates used for DevSleep Support
//
#define ATA_CMD_DEVSLEEP_SUB  0x09                             // defined in SATA 3.2 Gold Spec :  Count value in SetFeature identification : 09h  Device Sleep
#define ATA_DEVSLEEP_ENABLE   0x10                             // defined in SATA 3.2 Gold Spec
#define ATA_DEVSLEEP_DISABLE  0x90                             // defined in SATA 3.2 Gold Spec

#define ATA_DEVSLP_EXIT_TIMEOUT            20                  // MDAT - 20 ms
#define ATA_DEVSLP_MINIMUM_DETECTION_TIME  10                  // DMDT - 10 us
#define ATA_DEVSLP_MINIMUM_ASSERTION_TIME  10                  // DETO - 10 ms

//
//  Set MAX Commands
//
#define ATA_CMD_SET_MAX_ADDRESS_EXT  0x37                      ///< defined from ATA-6
#define ATA_CMD_SET_MAX_ADDRESS      0xf9                      ///< defined from ATA-6
#define ATA_SET_MAX_SET_PASSWORD     0x01                      ///< defined from ATA-6
#define ATA_SET_MAX_LOCK             0x02                      ///< defined from ATA-6
#define ATA_SET_MAX_UNLOCK           0x03                      ///< defined from ATA-6
#define ATA_SET_MAX_FREEZE_LOCK      0x04                      ///< defined from ATA-6

///
/// Default content of device control register, disable INT,
/// Bit3 is set to 1 according ATA-1
///
#define ATA_DEFAULT_CTL  (0x0a)
///
/// Default context of Device/Head Register,
/// Bit7 and Bit5 are set to 1 for back-compatibilities.
///
#define ATA_DEFAULT_CMD  (0xa0)

#define ATAPI_MAX_BYTE_COUNT  (0xfffe)

#define ATA_REQUEST_SENSE_ERROR  (0x70)                        ///< defined in SFF-8070i

//
// Sense Key, Additional Sense Codes and Additional Sense Code Qualifier
// defined in MultiMedia Commands (MMC, MMC-2)
//
// Sense Key
//
#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)

//
// Error Register
//
#define ATA_ERRREG_BBK    BIT7                                ///< Bad block detected      defined from ATA-1, obsoleted from ATA-2
#define ATA_ERRREG_UNC    BIT6                                ///< Uncorrectable Data      defined from ATA-1, obsoleted from ATA-4
#define ATA_ERRREG_MC     BIT5                                ///< Media Change            defined from ATA-1, obsoleted from ATA-4
#define ATA_ERRREG_IDNF   BIT4                                ///< ID Not Found            defined from ATA-1, obsoleted from ATA-4
#define ATA_ERRREG_MCR    BIT3                                ///< Media Change Requested  defined from ATA-1, obsoleted from ATA-4
#define ATA_ERRREG_ABRT   BIT2                                ///< Aborted Command         defined from ATA-1
#define ATA_ERRREG_TK0NF  BIT1                                ///< Track 0 Not Found       defined from ATA-1, obsoleted from ATA-4
#define ATA_ERRREG_AMNF   BIT0                                ///< Address Mark Not Found  defined from ATA-1, obsoleted from ATA-4

//
// Status Register
//
#define ATA_STSREG_BSY   BIT7                                 ///< Controller Busy         defined from ATA-1
#define ATA_STSREG_DRDY  BIT6                                 ///< Drive Ready             defined from ATA-1
#define ATA_STSREG_DWF   BIT5                                 ///< Drive Write Fault       defined from ATA-1, obsoleted from ATA-4
#define ATA_STSREG_DF    BIT5                                 ///< Drive Fault             defined from ATA-6
#define ATA_STSREG_DSC   BIT4                                 ///< Disk Seek Complete      defined from ATA-1, obsoleted from ATA-4
#define ATA_STSREG_DRQ   BIT3                                 ///< Data Request            defined from ATA-1
#define ATA_STSREG_CORR  BIT2                                 ///< Corrected Data          defined from ATA-1, obsoleted from ATA-4
#define ATA_STSREG_IDX   BIT1                                 ///< Index                   defined from ATA-1, obsoleted from ATA-4
#define ATA_STSREG_ERR   BIT0                                 ///< Error                   defined from ATA-1

//
// Device Control Register
//
#define ATA_CTLREG_SRST   BIT2                                ///< Software Reset.
#define ATA_CTLREG_IEN_L  BIT1                                ///< Interrupt Enable #.

#endif