1 /** @file 2 This file contains just some basic definitions that are needed by drivers 3 that dealing with ATA/ATAPI interface. 4 5 Copyright (c) 2007 - 2016, Intel Corporation. All rights reserved.<BR> 6 This program and the accompanying materials are licensed and made available under 7 the terms and conditions of the BSD License that accompanies this distribution. 8 The full text of the license may be found at 9 http://opensource.org/licenses/bsd-license.php. 10 11 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 12 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 13 14 **/ 15 16 #ifndef _ATAPI_H_ 17 #define _ATAPI_H_ 18 19 #pragma pack(1) 20 21 /// 22 /// ATA5_IDENTIFY_DATA is defined in ATA-5. 23 /// (This structure is provided mainly for backward-compatibility support. 24 /// Old drivers may reference fields that are marked "obsolete" in 25 /// ATA_IDENTIFY_DATA, which currently conforms to ATA-8.) 26 /// 27 typedef struct { 28 UINT16 config; ///< General Configuration. 29 UINT16 cylinders; ///< Number of Cylinders. 30 UINT16 reserved_2; 31 UINT16 heads; ///< Number of logical heads. 32 UINT16 vendor_data1; 33 UINT16 vendor_data2; 34 UINT16 sectors_per_track; 35 UINT16 vendor_specific_7_9[3]; 36 CHAR8 SerialNo[20]; ///< ASCII 37 UINT16 vendor_specific_20_21[2]; 38 UINT16 ecc_bytes_available; 39 CHAR8 FirmwareVer[8]; ///< ASCII 40 CHAR8 ModelName[40]; ///< ASCII 41 UINT16 multi_sector_cmd_max_sct_cnt; 42 UINT16 reserved_48; 43 UINT16 capabilities; 44 UINT16 reserved_50; 45 UINT16 pio_cycle_timing; 46 UINT16 reserved_52; 47 UINT16 field_validity; 48 UINT16 current_cylinders; 49 UINT16 current_heads; 50 UINT16 current_sectors; 51 UINT16 CurrentCapacityLsb; 52 UINT16 CurrentCapacityMsb; 53 UINT16 reserved_59; 54 UINT16 user_addressable_sectors_lo; 55 UINT16 user_addressable_sectors_hi; 56 UINT16 reserved_62; 57 UINT16 multi_word_dma_mode; 58 UINT16 advanced_pio_modes; 59 UINT16 min_multi_word_dma_cycle_time; 60 UINT16 rec_multi_word_dma_cycle_time; 61 UINT16 min_pio_cycle_time_without_flow_control; 62 UINT16 min_pio_cycle_time_with_flow_control; 63 UINT16 reserved_69_79[11]; 64 UINT16 major_version_no; 65 UINT16 minor_version_no; 66 UINT16 command_set_supported_82; ///< word 82 67 UINT16 command_set_supported_83; ///< word 83 68 UINT16 command_set_feature_extn; ///< word 84 69 UINT16 command_set_feature_enb_85; ///< word 85 70 UINT16 command_set_feature_enb_86; ///< word 86 71 UINT16 command_set_feature_default; ///< word 87 72 UINT16 ultra_dma_mode; ///< word 88 73 UINT16 reserved_89_127[39]; 74 UINT16 security_status; 75 UINT16 vendor_data_129_159[31]; 76 UINT16 reserved_160_255[96]; 77 } ATA5_IDENTIFY_DATA; 78 79 /// 80 /// ATA_IDENTIFY_DATA strictly complies with ATA/ATAPI-8 Spec 81 /// to define the data returned by an ATA device upon successful 82 /// completion of the ATA IDENTIFY_DEVICE command. 83 /// 84 typedef struct { 85 UINT16 config; ///< General Configuration. 86 UINT16 obsolete_1; 87 UINT16 specific_config; ///< Specific Configuration. 88 UINT16 obsolete_3; 89 UINT16 retired_4_5[2]; 90 UINT16 obsolete_6; 91 UINT16 cfa_reserved_7_8[2]; 92 UINT16 retired_9; 93 CHAR8 SerialNo[20]; ///< word 10~19 94 UINT16 retired_20_21[2]; 95 UINT16 obsolete_22; 96 CHAR8 FirmwareVer[8]; ///< word 23~26 97 CHAR8 ModelName[40]; ///< word 27~46 98 UINT16 multi_sector_cmd_max_sct_cnt; 99 UINT16 trusted_computing_support; 100 UINT16 capabilities_49; 101 UINT16 capabilities_50; 102 UINT16 obsolete_51_52[2]; 103 UINT16 field_validity; 104 UINT16 obsolete_54_58[5]; 105 UINT16 multi_sector_setting; 106 UINT16 user_addressable_sectors_lo; 107 UINT16 user_addressable_sectors_hi; 108 UINT16 obsolete_62; 109 UINT16 multi_word_dma_mode; 110 UINT16 advanced_pio_modes; 111 UINT16 min_multi_word_dma_cycle_time; 112 UINT16 rec_multi_word_dma_cycle_time; 113 UINT16 min_pio_cycle_time_without_flow_control; 114 UINT16 min_pio_cycle_time_with_flow_control; 115 UINT16 additional_supported; ///< word 69 116 UINT16 reserved_70; 117 UINT16 reserved_71_74[4]; ///< Reserved for IDENTIFY PACKET DEVICE cmd. 118 UINT16 queue_depth; 119 UINT16 serial_ata_capabilities; 120 UINT16 reserved_77; ///< Reserved for Serial ATA 121 UINT16 serial_ata_features_supported; 122 UINT16 serial_ata_features_enabled; 123 UINT16 major_version_no; 124 UINT16 minor_version_no; 125 UINT16 command_set_supported_82; ///< word 82 126 UINT16 command_set_supported_83; ///< word 83 127 UINT16 command_set_feature_extn; ///< word 84 128 UINT16 command_set_feature_enb_85; ///< word 85 129 UINT16 command_set_feature_enb_86; ///< word 86 130 UINT16 command_set_feature_default; ///< word 87 131 UINT16 ultra_dma_mode; ///< word 88 132 UINT16 time_for_security_erase_unit; 133 UINT16 time_for_enhanced_security_erase_unit; 134 UINT16 advanced_power_management_level; 135 UINT16 master_password_identifier; 136 UINT16 hardware_configuration_test_result; 137 UINT16 obsolete_94; 138 UINT16 stream_minimum_request_size; 139 UINT16 streaming_transfer_time_for_dma; 140 UINT16 streaming_access_latency_for_dma_and_pio; 141 UINT16 streaming_performance_granularity[2]; ///< word 98~99 142 UINT16 maximum_lba_for_48bit_addressing[4]; ///< word 100~103 143 UINT16 streaming_transfer_time_for_pio; 144 UINT16 max_no_of_512byte_blocks_per_data_set_cmd; 145 UINT16 phy_logic_sector_support; ///< word 106 146 UINT16 interseek_delay_for_iso7779; 147 UINT16 world_wide_name[4]; ///< word 108~111 148 UINT16 reserved_for_128bit_wwn_112_115[4]; 149 UINT16 reserved_for_technical_report; 150 UINT16 logic_sector_size_lo; ///< word 117 151 UINT16 logic_sector_size_hi; ///< word 118 152 UINT16 features_and_command_sets_supported_ext; ///< word 119 153 UINT16 features_and_command_sets_enabled_ext; ///< word 120 154 UINT16 reserved_121_126[6]; 155 UINT16 obsolete_127; 156 UINT16 security_status; ///< word 128 157 UINT16 vendor_specific_129_159[31]; 158 UINT16 cfa_power_mode; ///< word 160 159 UINT16 reserved_for_compactflash_161_167[7]; 160 UINT16 device_nominal_form_factor; 161 UINT16 is_data_set_cmd_supported; 162 CHAR8 additional_product_identifier[8]; 163 UINT16 reserved_174_175[2]; 164 CHAR8 media_serial_number[60]; ///< word 176~205 165 UINT16 sct_command_transport; ///< word 206 166 UINT16 reserved_207_208[2]; 167 UINT16 alignment_logic_in_phy_blocks; ///< word 209 168 UINT16 write_read_verify_sector_count_mode3[2]; ///< word 210~211 169 UINT16 verify_sector_count_mode2[2]; 170 UINT16 nv_cache_capabilities; 171 UINT16 nv_cache_size_in_logical_block_lsw; ///< word 215 172 UINT16 nv_cache_size_in_logical_block_msw; ///< word 216 173 UINT16 nominal_media_rotation_rate; 174 UINT16 reserved_218; 175 UINT16 nv_cache_options; ///< word 219 176 UINT16 write_read_verify_mode; ///< word 220 177 UINT16 reserved_221; 178 UINT16 transport_major_revision_number; 179 UINT16 transport_minor_revision_number; 180 UINT16 reserved_224_229[6]; 181 UINT64 extended_no_of_addressable_sectors; 182 UINT16 min_number_per_download_microcode_mode3; ///< word 234 183 UINT16 max_number_per_download_microcode_mode3; ///< word 235 184 UINT16 reserved_236_254[19]; 185 UINT16 integrity_word; 186 } ATA_IDENTIFY_DATA; 187 188 /// 189 /// ATAPI_IDENTIFY_DATA strictly complies with ATA/ATAPI-8 Spec 190 /// to define the data returned by an ATAPI device upon successful 191 /// completion of the ATA IDENTIFY_PACKET_DEVICE command. 192 /// 193 typedef struct { 194 UINT16 config; ///< General Configuration. 195 UINT16 reserved_1; 196 UINT16 specific_config; ///< Specific Configuration. 197 UINT16 reserved_3_9[7]; 198 CHAR8 SerialNo[20]; ///< word 10~19 199 UINT16 reserved_20_22[3]; 200 CHAR8 FirmwareVer[8]; ///< word 23~26 201 CHAR8 ModelName[40]; ///< word 27~46 202 UINT16 reserved_47_48[2]; 203 UINT16 capabilities_49; 204 UINT16 capabilities_50; 205 UINT16 obsolete_51; 206 UINT16 reserved_52; 207 UINT16 field_validity; ///< word 53 208 UINT16 reserved_54_61[8]; 209 UINT16 dma_dir; 210 UINT16 multi_word_dma_mode; ///< word 63 211 UINT16 advanced_pio_modes; ///< word 64 212 UINT16 min_multi_word_dma_cycle_time; 213 UINT16 rec_multi_word_dma_cycle_time; 214 UINT16 min_pio_cycle_time_without_flow_control; 215 UINT16 min_pio_cycle_time_with_flow_control; 216 UINT16 reserved_69_70[2]; 217 UINT16 obsolete_71_72[2]; 218 UINT16 reserved_73_74[2]; 219 UINT16 obsolete_75; 220 UINT16 serial_ata_capabilities; 221 UINT16 reserved_77; ///< Reserved for Serial ATA 222 UINT16 serial_ata_features_supported; 223 UINT16 serial_ata_features_enabled; 224 UINT16 major_version_no; ///< word 80 225 UINT16 minor_version_no; ///< word 81 226 UINT16 cmd_set_support_82; 227 UINT16 cmd_set_support_83; 228 UINT16 cmd_feature_support; 229 UINT16 cmd_feature_enable_85; 230 UINT16 cmd_feature_enable_86; 231 UINT16 cmd_feature_default; 232 UINT16 ultra_dma_select; 233 UINT16 time_required_for_sec_erase; ///< word 89 234 UINT16 time_required_for_enhanced_sec_erase; ///< word 90 235 UINT16 advanced_power_management_level; 236 UINT16 master_pwd_revison_code; 237 UINT16 hardware_reset_result; ///< word 93 238 UINT16 obsolete_94; 239 UINT16 reserved_95_107[13]; 240 UINT16 world_wide_name[4]; ///< word 108~111 241 UINT16 reserved_for_128bit_wwn_112_115[4]; 242 UINT16 reserved_116_118[3]; 243 UINT16 command_and_feature_sets_supported; ///< word 119 244 UINT16 command_and_feature_sets_supported_enabled; 245 UINT16 reserved_121_124[4]; 246 UINT16 atapi_byte_count_0_behavior; ///< word 125 247 UINT16 obsolete_126_127[2]; 248 UINT16 security_status; 249 UINT16 reserved_129_159[31]; 250 UINT16 cfa_reserved_160_175[16]; 251 UINT16 reserved_176_221[46]; 252 UINT16 transport_major_version; 253 UINT16 transport_minor_version; 254 UINT16 reserved_224_254[31]; 255 UINT16 integrity_word; 256 } ATAPI_IDENTIFY_DATA; 257 258 259 /// 260 /// Standard Quiry Data format, defined in SFF-8070i(ATAPI Removable Rewritable Specification). 261 /// 262 typedef struct { 263 UINT8 peripheral_type; 264 UINT8 RMB; 265 UINT8 version; 266 UINT8 response_data_format; 267 UINT8 addnl_length; ///< n - 4, Numbers of bytes following this one. 268 UINT8 reserved_5; 269 UINT8 reserved_6; 270 UINT8 reserved_7; 271 UINT8 vendor_info[8]; 272 UINT8 product_id[16]; 273 UINT8 product_revision_level[4]; 274 UINT8 vendor_specific_36_55[55 - 36 + 1]; 275 UINT8 reserved_56_95[95 - 56 + 1]; 276 /// 277 /// Vendor-specific parameters fields. The sizeof (ATAPI_INQUIRY_DATA) is 254 278 /// since allocation_length is one byte in ATAPI_INQUIRY_CMD. 279 /// 280 UINT8 vendor_specific_96_253[253 - 96 + 1]; 281 } ATAPI_INQUIRY_DATA; 282 283 /// 284 /// Request Sense Standard Data, defined in SFF-8070i(ATAPI Removable Rewritable Specification). 285 /// 286 typedef struct { 287 UINT8 error_code : 7; 288 UINT8 valid : 1; 289 UINT8 reserved_1; 290 UINT8 sense_key : 4; 291 UINT8 reserved_2 : 1; 292 UINT8 Vendor_specifc_1 : 3; 293 UINT8 vendor_specific_3; 294 UINT8 vendor_specific_4; 295 UINT8 vendor_specific_5; 296 UINT8 vendor_specific_6; 297 UINT8 addnl_sense_length; ///< n - 7 298 UINT8 vendor_specific_8; 299 UINT8 vendor_specific_9; 300 UINT8 vendor_specific_10; 301 UINT8 vendor_specific_11; 302 UINT8 addnl_sense_code; ///< mandatory 303 UINT8 addnl_sense_code_qualifier; ///< mandatory 304 UINT8 field_replaceable_unit_code; ///< optional 305 UINT8 sense_key_specific_15 : 7; 306 UINT8 SKSV : 1; 307 UINT8 sense_key_specific_16; 308 UINT8 sense_key_specific_17; 309 } ATAPI_REQUEST_SENSE_DATA; 310 311 /// 312 /// READ CAPACITY Data, defined in SFF-8070i(ATAPI Removable Rewritable Specification). 313 /// 314 typedef struct { 315 UINT8 LastLba3; 316 UINT8 LastLba2; 317 UINT8 LastLba1; 318 UINT8 LastLba0; 319 UINT8 BlockSize3; 320 UINT8 BlockSize2; 321 UINT8 BlockSize1; 322 UINT8 BlockSize0; 323 } ATAPI_READ_CAPACITY_DATA; 324 325 /// 326 /// Capacity List Header + Current/Maximum Capacity Descriptor, 327 /// defined in SFF-8070i(ATAPI Removable Rewritable Specification). 328 /// 329 typedef struct { 330 UINT8 reserved_0; 331 UINT8 reserved_1; 332 UINT8 reserved_2; 333 UINT8 Capacity_Length; 334 UINT8 LastLba3; 335 UINT8 LastLba2; 336 UINT8 LastLba1; 337 UINT8 LastLba0; 338 UINT8 DesCode : 2; 339 UINT8 reserved_9 : 6; 340 UINT8 BlockSize2; 341 UINT8 BlockSize1; 342 UINT8 BlockSize0; 343 } ATAPI_READ_FORMAT_CAPACITY_DATA; 344 345 /// 346 /// Test Unit Ready Command, defined in SFF-8070i(ATAPI Removable Rewritable Specification). 347 /// 348 typedef struct { 349 UINT8 opcode; 350 UINT8 reserved_1; 351 UINT8 reserved_2; 352 UINT8 reserved_3; 353 UINT8 reserved_4; 354 UINT8 reserved_5; 355 UINT8 reserved_6; 356 UINT8 reserved_7; 357 UINT8 reserved_8; 358 UINT8 reserved_9; 359 UINT8 reserved_10; 360 UINT8 reserved_11; 361 } ATAPI_TEST_UNIT_READY_CMD; 362 363 /// 364 /// INQUIRY Command, defined in SFF-8070i(ATAPI Removable Rewritable Specification). 365 /// 366 typedef struct { 367 UINT8 opcode; 368 UINT8 reserved_1 : 5; 369 UINT8 lun : 3; 370 UINT8 page_code; ///< defined in SFF8090i, V6 371 UINT8 reserved_3; 372 UINT8 allocation_length; 373 UINT8 reserved_5; 374 UINT8 reserved_6; 375 UINT8 reserved_7; 376 UINT8 reserved_8; 377 UINT8 reserved_9; 378 UINT8 reserved_10; 379 UINT8 reserved_11; 380 } ATAPI_INQUIRY_CMD; 381 382 /// 383 /// REQUEST SENSE Command, defined in SFF-8070i(ATAPI Removable Rewritable Specification). 384 /// 385 typedef struct { 386 UINT8 opcode; 387 UINT8 reserved_1 : 5; 388 UINT8 lun : 3; 389 UINT8 reserved_2; 390 UINT8 reserved_3; 391 UINT8 allocation_length; 392 UINT8 reserved_5; 393 UINT8 reserved_6; 394 UINT8 reserved_7; 395 UINT8 reserved_8; 396 UINT8 reserved_9; 397 UINT8 reserved_10; 398 UINT8 reserved_11; 399 } ATAPI_REQUEST_SENSE_CMD; 400 401 /// 402 /// READ (10) Command, defined in SFF-8070i(ATAPI Removable Rewritable Specification). 403 /// 404 typedef struct { 405 UINT8 opcode; 406 UINT8 reserved_1 : 5; 407 UINT8 lun : 3; 408 UINT8 Lba0; 409 UINT8 Lba1; 410 UINT8 Lba2; 411 UINT8 Lba3; 412 UINT8 reserved_6; 413 UINT8 TranLen0; 414 UINT8 TranLen1; 415 UINT8 reserved_9; 416 UINT8 reserved_10; 417 UINT8 reserved_11; 418 } ATAPI_READ10_CMD; 419 420 /// 421 /// READ Format Capacity Command, defined in SFF-8070i(ATAPI Removable Rewritable Specification). 422 /// 423 typedef struct { 424 UINT8 opcode; 425 UINT8 reserved_1 : 5; 426 UINT8 lun : 3; 427 UINT8 reserved_2; 428 UINT8 reserved_3; 429 UINT8 reserved_4; 430 UINT8 reserved_5; 431 UINT8 reserved_6; 432 UINT8 allocation_length_hi; 433 UINT8 allocation_length_lo; 434 UINT8 reserved_9; 435 UINT8 reserved_10; 436 UINT8 reserved_11; 437 } ATAPI_READ_FORMAT_CAP_CMD; 438 439 /// 440 /// MODE SENSE Command, defined in SFF-8070i(ATAPI Removable Rewritable Specification). 441 /// 442 typedef struct { 443 UINT8 opcode; 444 UINT8 reserved_1 : 5; 445 UINT8 lun : 3; 446 UINT8 page_code : 6; 447 UINT8 page_control : 2; 448 UINT8 reserved_3; 449 UINT8 reserved_4; 450 UINT8 reserved_5; 451 UINT8 reserved_6; 452 UINT8 parameter_list_length_hi; 453 UINT8 parameter_list_length_lo; 454 UINT8 reserved_9; 455 UINT8 reserved_10; 456 UINT8 reserved_11; 457 } ATAPI_MODE_SENSE_CMD; 458 459 /// 460 /// ATAPI_PACKET_COMMAND is not defined in the ATA specification. 461 /// We add it here for the convenience of ATA/ATAPI module writers. 462 /// 463 typedef union { 464 UINT16 Data16[6]; 465 ATAPI_TEST_UNIT_READY_CMD TestUnitReady; 466 ATAPI_READ10_CMD Read10; 467 ATAPI_REQUEST_SENSE_CMD RequestSence; 468 ATAPI_INQUIRY_CMD Inquiry; 469 ATAPI_MODE_SENSE_CMD ModeSense; 470 ATAPI_READ_FORMAT_CAP_CMD ReadFormatCapacity; 471 } ATAPI_PACKET_COMMAND; 472 473 #pragma pack() 474 475 476 #define ATAPI_MAX_DMA_EXT_CMD_SECTORS 0x10000 477 #define ATAPI_MAX_DMA_CMD_SECTORS 0x100 478 479 // ATA/ATAPI Signature equates 480 #define ATA_SIGNATURE 0x0101 ///< defined in ACS-3 481 #define ATAPI_SIGNATURE 0xeb14 ///< defined in ACS-3 482 #define ATAPI_SIGNATURE_32 0xeb140101 ///< defined in ACS-3 483 484 // Spin Up Configuration definitions 485 #define ATA_SPINUP_CFG_REQUIRED_IDD_INCOMPLETE 0x37c8 ///< defined in ACS-3 486 #define ATA_SPINUP_CFG_REQUIRED_IDD_COMPLETE 0x738c ///< defined in ACS-3 487 #define ATA_SPINUP_CFG_NOT_REQUIRED_IDD_INCOMPLETE 0x8c73 ///< defined in ACS-3 488 #define ATA_SPINUP_CFG_NOT_REQUIRED_IDD_COMPLETE 0xc837 ///< defined in ACS-3 489 490 // 491 // ATA Packet Command Code 492 // 493 #define ATA_CMD_FORMAT_UNIT 0x04 ///< defined in ATAPI Removable Rewritable Media Devcies 494 #define ATA_CMD_SOFT_RESET 0x08 ///< defined from ATA-3 495 #define ATA_CMD_PACKET 0xA0 ///< defined from ATA-3 496 #define ATA_CMD_IDENTIFY_DEVICE 0xA1 ///< defined from ATA-3 497 #define ATA_CMD_SERVICE 0xA2 ///< defined from ATA-3 498 #define ATA_CMD_TEST_UNIT_READY 0x00 ///< defined from ATA-1 499 #define ATA_CMD_REQUEST_SENSE 0x03 ///< defined from ATA-4 500 #define ATA_CMD_INQUIRY 0x12 ///< defined in ATAPI Removable Rewritable Media Devcies 501 #define ATA_CMD_READ_FORMAT_CAPACITY 0x23 ///< defined in ATAPI Removable Rewritable Media Devcies 502 #define ATA_CMD_READ_CAPACITY 0x25 ///< defined in ATAPI Removable Rewritable Media Devcies 503 #define ATA_CMD_READ_10 0x28 ///< defined in ATAPI Removable Rewritable Media Devcies 504 #define ATA_CMD_WRITE_10 0x2A ///< defined in ATAPI Removable Rewritable Media Devcies 505 #define ATA_CMD_ATAPI_SEEK 0x2B ///< defined in ATAPI Removable Rewritable Media Devcies 506 #define ATA_CMD_WRITE_AND_VERIFY 0x2E ///< defined in ATAPI Removable Rewritable Media Devcies 507 #define ATA_CMD_VERIFY 0x2F ///< defined in ATAPI Removable Rewritable Media Devcies 508 #define ATA_CMD_READ_12 0xA8 ///< defined in ATAPI Removable Rewritable Media Devcies 509 #define ATA_CMD_WRITE_12 0xAA ///< defined in ATAPI Removable Rewritable Media Devcies 510 #define ATA_CMD_START_STOP_UNIT 0x1B ///< defined in ATAPI Removable Rewritable Media Devcies 511 #define ATA_CMD_PREVENT_ALLOW_MEDIA_REMOVAL 0x1E ///< defined in ATAPI Removable Rewritable Media Devcies 512 #define ATA_CMD_MODE_SELECT 0x55 ///< defined in ATAPI Removable Rewritable Media Devcies 513 514 #define ATA_CMD_MODE_SENSE 0x5A ///< defined in ATAPI Removable Rewritable Media Devcies 515 #define ATA_PAGE_CODE_READ_WRITE_ERROR 0x01 ///< defined in ATAPI Removable Rewritable Media Devcies 516 #define ATA_PAGE_CODE_CACHING_PAGE 0x08 ///< defined in ATAPI Removable Rewritable Media Devcies 517 #define ATA_PAGE_CODE_REMOVABLE_BLOCK_CAPABILITIES 0x1B ///< defined in ATAPI Removable Rewritable Media Devcies 518 #define ATA_PAGE_CODE_TIMER_PROTECT_PAGE 0x1C ///< defined in ATAPI Removable Rewritable Media Devcies 519 #define ATA_PAGE_CODE_RETURN_ALL_PAGES 0x3F ///< defined in ATAPI Removable Rewritable Media Devcies 520 521 #define ATA_CMD_GET_CONFIGURATION 0x46 ///< defined in ATAPI Multimedia Devices 522 #define ATA_GCCD_RT_FIELD_VALUE_ALL 0x00 ///< defined in ATAPI Multimedia Devices 523 #define ATA_GCCD_RT_FIELD_VALUE_CURRENT 0x01 ///< defined in ATAPI Multimedia Devices 524 #define ATA_GCCD_RT_FIELD_VALUE_SINGLE 0x02 ///< defined in ATAPI Multimedia Devices 525 #define ATA_GCCD_RT_FIELD_VALUE_RESERVED 0x03 ///< defined in ATAPI Multimedia Devices 526 527 #define ATA_FEATURE_LIST_PROFILE_LIST 0x0000 ///< defined in ATAPI Multimedia Devices 528 #define ATA_FEATURE_LIST_CORE 0x0001 ///< defined in ATAPI Multimedia Devices 529 #define ATA_FEATURE_LIST_MORPHING 0x0002 ///< defined in ATAPI Multimedia Devices 530 #define ATA_FEATURE_LIST_REMOVEABLE_MEDIUM 0x0003 ///< defined in ATAPI Multimedia Devices 531 #define ATA_FEATURE_LIST_WRITE_PROTECT 0x0004 ///< defined in ATAPI Multimedia Devices 532 533 /// 534 /// Start/Stop and Eject Operations 535 /// 536 ///@{ 537 #define ATA_CMD_SUBOP_STOP_DISC 0x00 ///< Stop the Disc 538 #define ATA_CMD_SUBOP_START_DISC 0x01 ///< Start the Disc and acquire the format type 539 #define ATA_CMD_SUBOP_EJECT_DISC 0x02 ///< Eject the Disc if possible 540 #define ATA_CMD_SUBOP_CLOSE_TRAY 0x03 ///< Load the Disc (Close Tray) 541 ///@} 542 543 // 544 // ATA Commands Code 545 // 546 547 // 548 // Class 1: PIO Data-In Commands 549 // 550 #define ATA_CMD_IDENTIFY_DRIVE 0xec ///< defined from ATA-3 551 #define ATA_CMD_READ_BUFFER 0xe4 ///< defined from ATA-1 552 #define ATA_CMD_READ_SECTORS 0x20 ///< defined from ATA-1 553 #define ATA_CMD_READ_SECTORS_WITH_RETRY 0x21 ///< defined from ATA-1, obsoleted from ATA-5 554 #define ATA_CMD_READ_LONG 0x22 ///< defined from ATA-1, obsoleted from ATA-5 555 #define ATA_CMD_READ_LONG_WITH_RETRY 0x23 ///< defined from ATA-1, obsoleted from ATA-5 556 #define ATA_CMD_READ_SECTORS_EXT 0x24 ///< defined from ATA-6 557 #define ATA_CMD_READ_MULTIPLE 0xc4 ///< defined in ACS-3 558 #define ATA_CMD_READ_MULTIPLE_EXT 0x29 ///< defined in ACS-3 559 #define ATA_CMD_READ_LOG_EXT 0x2f ///< defined in ACS-3 560 561 // 562 // Class 2: PIO Data-Out Commands 563 // 564 #define ATA_CMD_FORMAT_TRACK 0x50 ///< defined from ATA-1, obsoleted from ATA-4 565 #define ATA_CMD_WRITE_BUFFER 0xe8 ///< defined from ATA-1 566 #define ATA_CMD_WRITE_SECTORS 0x30 ///< defined from ATA-1 567 #define ATA_CMD_WRITE_SECTORS_WITH_RETRY 0x31 ///< defined from ATA-1, obsoleted from ATA-5 568 #define ATA_CMD_WRITE_LONG 0x32 ///< defined from ATA-1, obsoleted from ATA-5 569 #define ATA_CMD_WRITE_LONG_WITH_RETRY 0x33 ///< defined from ATA-1, obsoleted from ATA-5 570 #define ATA_CMD_WRITE_VERIFY 0x3c ///< defined from ATA-1, obsoleted from ATA-5 571 #define ATA_CMD_WRITE_SECTORS_EXT 0x34 ///< defined from ATA-6 572 #define ATA_CMD_WRITE_MULTIPLE 0xc5 ///< defined in ACS-3 573 #define ATA_CMD_WRITE_MULTIPLE_EXT 0x39 ///< defined in ACS-3 574 575 // 576 // Class 3 No Data Command 577 // 578 #define ATA_CMD_ACK_MEDIA_CHANGE 0xdb ///< defined from ATA-1, obsoleted from ATA-5 579 #define ATA_CMD_BOOT_POST_BOOT 0xdc ///< defined from ATA-1, obsoleted from ATA-3 580 #define ATA_CMD_BOOT_PRE_BOOT 0xdd ///< defined from ATA-1, obsoleted from ATA-3 581 #define ATA_CMD_CHECK_POWER_MODE 0x98 ///< defined from ATA-1, obsoleted from ATA-4 582 #define ATA_CMD_CHECK_POWER_MODE_ALIAS 0xe5 ///< defined from ATA-1 583 #define ATA_CMD_DOOR_LOCK 0xde ///< defined from ATA-1 584 #define ATA_CMD_DOOR_UNLOCK 0xdf ///< defined from ATA-1 585 #define ATA_CMD_EXEC_DRIVE_DIAG 0x90 ///< defined from ATA-1 586 #define ATA_CMD_IDLE_ALIAS 0x97 ///< defined from ATA-1, obsoleted from ATA-4 587 #define ATA_CMD_IDLE 0xe3 ///< defined from ATA-1 588 #define ATA_CMD_IDLE_IMMEDIATE 0x95 ///< defined from ATA-1, obsoleted from ATA-4 589 #define ATA_CMD_IDLE_IMMEDIATE_ALIAS 0xe1 ///< defined from ATA-1 590 #define ATA_CMD_INIT_DRIVE_PARAM 0x91 ///< defined from ATA-1, obsoleted from ATA-6 591 #define ATA_CMD_RECALIBRATE 0x10 ///< defined from ATA-1, obsoleted from ATA-4 592 #define ATA_CMD_READ_DRIVE_STATE 0xe9 ///< defined from ATA-1, obsoleted from ATA-3 593 #define ATA_CMD_SET_MULTIPLE_MODE 0xC6 ///< defined from ATA-2 594 #define ATA_CMD_READ_VERIFY 0x40 ///< defined from ATA-1 595 #define ATA_CMD_READ_VERIFY_WITH_RETRY 0x41 ///< defined from ATA-1, obsoleted from ATA-5 596 #define ATA_CMD_SEEK 0x70 ///< defined from ATA-1 597 #define ATA_CMD_SET_FEATURES 0xef ///< defined from ATA-1 598 #define ATA_CMD_STANDBY 0x96 ///< defined from ATA-1, obsoleted from ATA-4 599 #define ATA_CMD_STANDBY_ALIAS 0xe2 ///< defined from ATA-1 600 #define ATA_CMD_STANDBY_IMMEDIATE 0x94 ///< defined from ATA-1, obsoleted from ATA-4 601 #define ATA_CMD_STANDBY_IMMEDIATE_ALIAS 0xe0 ///< defined from ATA-1 602 #define ATA_CMD_SLEEP 0xe6 ///< defined in ACS-3 603 #define ATA_CMD_READ_NATIVE_MAX_ADDRESS 0xf8 ///< defined in ATA-6 604 #define ATA_CMD_READ_NATIVE_MAX_ADDRESS_EXT 0x27 ///< defined in ATA-6 605 606 // 607 // Set Features Sub Command 608 // 609 #define ATA_SUB_CMD_ENABLE_VOLATILE_WRITE_CACHE 0x02 ///< defined in ACS-3 610 #define ATA_SUB_CMD_SET_TRANSFER_MODE 0x03 ///< defined in ACS-3 611 #define ATA_SUB_CMD_ENABLE_APM 0x05 ///< defined in ACS-3 612 #define ATA_SUB_CMD_ENABLE_PUIS 0x06 ///< defined in ACS-3 613 #define ATA_SUB_CMD_PUIS_SET_DEVICE_SPINUP 0x07 ///< defined in ACS-3 614 #define ATA_SUB_CMD_ENABLE_WRITE_READ_VERIFY 0x0b ///< defined in ACS-3 615 #define ATA_SUB_CMD_ENABLE_SATA_FEATURE 0x10 ///< defined in ACS-3 616 #define ATA_SUB_CMD_DISABLE_MEDIA_STATUS_NOTIFICATION 0x31 ///< defined in ACS-3 617 #define ATA_SUB_CMD_ENABLE_FREE_FALL_CONTROL 0x41 ///< defined in ACS-3 618 #define ATA_SUB_CMD_ACOUSTIC_MANAGEMENT_ENABLE 0x42 ///< defined in ACS-3 619 #define ATA_SUB_CMD_SET_MAX_HOST_INTERFACE_SECTOR_TIMES 0x43 ///< defined in ACS-3 620 #define ATA_SUB_CMD_EXTENDED_POWER_CONDITIONS 0x4a ///< defined in ACS-3 621 #define ATA_SUB_CMD_DISABLE_READ_LOOK_AHEAD 0x55 ///< defined in ACS-3 622 #define ATA_SUB_CMD_EN_DIS_DSN_FEATURE 0x63 ///< defined in ACS-3 623 #define ATA_SUB_CMD_DISABLE_REVERT_TO_POWER_ON_DEFAULTS 0x66 ///< defined in ACS-3 624 #define ATA_SUB_CMD_DISABLE_VOLATILE_WRITE_CACHE 0x82 ///< defined in ACS-3 625 #define ATA_SUB_CMD_DISABLE_APM 0x85 ///< defined in ACS-3 626 #define ATA_SUB_CMD_DISABLE_PUIS 0x86 ///< defined in ACS-3 627 #define ATA_SUB_CMD_DISABLE_WRITE_READ_VERIFY 0x8b ///< defined in ACS-3 628 #define ATA_SUB_CMD_DISABLE_SATA_FEATURE 0x90 ///< defined in ACS-3 629 #define ATA_SUB_CMD_ENABLE_MEDIA_STATUS_NOTIFICATION 0x95 ///< defined in ACS-3 630 #define ATA_SUB_CMD_ENABLE_READ_LOOK_AHEAD 0xaa ///< defined in ACS-3 631 #define ATA_SUB_CMD_DISABLE_FREE_FALL_CONTROL 0xc1 ///< defined in ACS-3 632 #define ATA_SUB_CMD_ACOUSTIC_MANAGEMENT_DISABLE 0xc2 ///< defined in ACS-3 633 #define ATA_SUB_CMD_EN_DIS_SENSE_DATA_REPORTING 0xc3 ///< defined in ACS-3 634 #define ATA_SUB_CMD_ENABLE_REVERT_TO_POWER_ON_DEFAULTS 0xcc ///< defined in ACS-3 635 636 // 637 // S.M.A.R.T 638 // 639 #define ATA_CMD_SMART 0xb0 ///< defined from ATA-3 640 #define ATA_CONSTANT_C2 0xc2 ///< reserved 641 #define ATA_CONSTANT_4F 0x4f ///< reserved 642 643 #define ATA_SMART_READ_DATA 0xd0 ///< defined in ACS-3 644 645 #define ATA_SMART_AUTOSAVE 0xd2 ///< defined in ACS-3 646 #define ATA_AUTOSAVE_DISABLE_ATTR 0x00 647 #define ATA_AUTOSAVE_ENABLE_ATTR 0xf1 648 649 #define ATA_SMART_EXECUTE_OFFLINE_IMMEDIATE 0xd4 ///< defined in ACS-3 650 #define ATA_EXECUTE_SMART_OFFLINE_ROUTINE 0x00 ///< defined in ACS-3 651 #define ATA_EXECUTE_SMART_OFFLINE_SHORT_SELFTEST 0x01 ///< defined in ACS-3 652 #define ATA_EXECUTE_SMART_OFFLINE_EXTENDED_SELFTEST 0x02 ///< defined in ACS-3 653 #define ATA_EXECUTE_SMART_OFFLINE_CONVEYANCE_SELFTEST 0x03 ///< defined in ACS-3 654 #define ATA_EXECUTE_SMART_OFFLINE_SELECTIVE_SELFTEST 0x04 ///< defined in ACS-3 655 #define ATA_SMART_ABORT_SELF_TEST_SUBROUTINE 0x7f ///< defined in ACS-3 656 #define ATA_EXECUTE_SMART_CAPTIVE_SHORT_SELFTEST 0x81 ///< defined in ACS-3 657 #define ATA_EXECUTE_SMART_CAPTIVE_EXTENDED_SELFTEST 0x82 ///< defined in ACS-3 658 #define ATA_EXECUTE_SMART_CAPTIVE_CONVEYANCE_SELFTEST 0x83 ///< defined in ACS-3 659 #define ATA_EXECUTE_SMART_CAPTIVE_SELECTIVE_SELFTEST 0x84 ///< defined in ACS-3 660 661 #define ATA_SMART_READLOG 0xd5 ///< defined in ACS-3 662 #define ATA_SMART_WRITELOG 0xd6 ///< defined in ACS-3 663 #define ATA_SMART_ENABLE_OPERATION 0xd8 ///< reserved 664 #define ATA_SMART_DISABLE_OPERATION 0xd9 ///< defined in ACS-3 665 #define ATA_SMART_RETURN_STATUS 0xda ///< defined from ATA-3 666 667 #define ATA_SMART_THRESHOLD_NOT_EXCEEDED_VALUE 0xc24f ///< defined in ACS-3 668 #define ATA_SMART_THRESHOLD_EXCEEDED_VALUE 0x2cf4 ///< defined in ACS-3 669 670 // SMART Log Definitions 671 #define ATA_SMART_LOG_DIRECTORY 0x00 ///< defined in ACS-3 672 #define ATA_SMART_SUM_SMART_ERROR_LOG 0x01 ///< defined in ACS-3 673 #define ATA_SMART_COMP_SMART_ERROR_LOG 0x02 ///< defined in ACS-3 674 #define ATA_SMART_EXT_COMP_SMART_ERROR_LOG 0x03 ///< defined in ACS-3 675 #define ATA_SMART_SMART_SELFTEST_LOG 0x06 ///< defined in ACS-3 676 #define ATA_SMART_EXT_SMART_SELFTEST_LOG 0x07 ///< defined in ACS-3 677 #define ATA_SMART_SELECTIVE_SELFTEST_LOG 0x09 ///< defined in ACS-3 678 #define ATA_SMART_HOST_VENDOR_SPECIFIC 0x80 ///< defined in ACS-3 679 #define ATA_SMART_DEVICE_VENDOR_SPECIFIC 0xa0 ///< defined in ACS-3 680 681 // 682 // Class 4: DMA Command 683 // 684 #define ATA_CMD_READ_DMA 0xc8 ///< defined from ATA-1 685 #define ATA_CMD_READ_DMA_WITH_RETRY 0xc9 ///< defined from ATA-1, obsoleted from ATA-5 686 #define ATA_CMD_READ_DMA_EXT 0x25 ///< defined from ATA-6 687 #define ATA_CMD_WRITE_DMA 0xca ///< defined from ATA-1 688 #define ATA_CMD_WRITE_DMA_WITH_RETRY 0xcb ///< defined from ATA-1, obsoleted from ATA- 689 #define ATA_CMD_WRITE_DMA_EXT 0x35 ///< defined from ATA-6 690 691 // 692 // ATA Security commands 693 // 694 #define ATA_CMD_SECURITY_SET_PASSWORD 0xf1 ///< defined in ACS-3 695 #define ATA_CMD_SECURITY_UNLOCK 0xf2 ///< defined in ACS-3 696 #define ATA_CMD_SECURITY_ERASE_PREPARE 0xf3 ///< defined in ACS-3 697 #define ATA_CMD_SECURITY_ERASE_UNIT 0xf4 ///< defined in ACS-3 698 #define ATA_CMD_SECURITY_FREEZE_LOCK 0xf5 ///< defined in ACS-3 699 #define ATA_CMD_SECURITY_DISABLE_PASSWORD 0xf6 ///< defined in ACS-3 700 701 #define ATA_SECURITY_BUFFER_LENGTH 512 ///< defined in ACS-3 702 703 // 704 // ATA Device Config Overlay 705 // 706 #define ATA_CMD_DEV_CONFIG_OVERLAY 0xb1 ///< defined from ATA-6 707 #define ATA_CMD_DEV_CONFIG_RESTORE_FEATURE 0xc0 ///< defined from ATA-6 708 #define ATA_CMD_DEV_CONFIG_FREEZELOCK_FEATURE 0xc1 ///< defined from ATA-6 709 #define ATA_CMD_DEV_CONFIG_IDENTIFY_FEATURE 0xc2 ///< defined from ATA-6 710 #define ATA_CMD_DEV_CONFIG_SET_FEATURE 0xc3 ///< defined from ATA-6 711 712 // 713 // ATA Trusted Computing Feature Set Commands 714 // 715 #define ATA_CMD_TRUSTED_NON_DATA 0x5b ///< defined in ACS-3 716 #define ATA_CMD_TRUSTED_RECEIVE 0x5c ///< defined in ACS-3 717 #define ATA_CMD_TRUSTED_RECEIVE_DMA 0x5d ///< defined in ACS-3 718 #define ATA_CMD_TRUSTED_SEND 0x5e ///< defined in ACS-3 719 #define ATA_CMD_TRUSTED_SEND_DMA 0x5f ///< defined in ACS-3 720 721 // 722 // ATA Trusted Receive Fields 723 // 724 #define ATA_TR_RETURN_SECURITY_PROTOCOL_INFORMATION 0x00 ///< defined in ACS-3 725 #define ATA_TR_SECURITY_PROTOCOL_JEDEC_RESERVED 0xec ///< defined in ACS-3 726 #define ATA_TR_SECURITY_PROTOCOL_SDCARD_RESERVED 0xed ///< defined in ACS-3 727 #define ATA_TR_SECURITY_PROTOCOL_IEEE1667_RESERVED 0xee ///< defined in ACS-3 728 729 // 730 // Equates used for Acoustic Flags 731 // 732 #define ATA_ACOUSTIC_LEVEL_BYPASS 0xff ///< defined from ATA-6 733 #define ATA_ACOUSTIC_LEVEL_MAXIMUM_PERFORMANCE 0xfe ///< defined from ATA-6 734 #define ATA_ACOUSTIC_LEVEL_QUIET 0x80 ///< defined from ATA-6 735 736 // 737 // Equates used for DiPM Support 738 // 739 #define ATA_CMD_DIPM_SUB 0x03 // defined in ACS-3 : Count value in SetFeature identification : 03h Device-initiated interface power state transitions 740 #define ATA_DIPM_ENABLE 0x10 // defined in ACS-3 741 #define ATA_DIPM_DISABLE 0x90 // defined in ACS-3 742 743 // 744 // Equates used for DevSleep Support 745 // 746 #define ATA_CMD_DEVSLEEP_SUB 0x09 // defined in SATA 3.2 Gold Spec : Count value in SetFeature identification : 09h Device Sleep 747 #define ATA_DEVSLEEP_ENABLE 0x10 // defined in SATA 3.2 Gold Spec 748 #define ATA_DEVSLEEP_DISABLE 0x90 // defined in SATA 3.2 Gold Spec 749 750 #define ATA_DEVSLP_EXIT_TIMEOUT 20 // MDAT - 20 ms 751 #define ATA_DEVSLP_MINIMUM_DETECTION_TIME 10 // DMDT - 10 us 752 #define ATA_DEVSLP_MINIMUM_ASSERTION_TIME 10 // DETO - 10 ms 753 754 // 755 // Set MAX Commands 756 // 757 #define ATA_CMD_SET_MAX_ADDRESS_EXT 0x37 ///< defined from ATA-6 758 #define ATA_CMD_SET_MAX_ADDRESS 0xf9 ///< defined from ATA-6 759 #define ATA_SET_MAX_SET_PASSWORD 0x01 ///< defined from ATA-6 760 #define ATA_SET_MAX_LOCK 0x02 ///< defined from ATA-6 761 #define ATA_SET_MAX_UNLOCK 0x03 ///< defined from ATA-6 762 #define ATA_SET_MAX_FREEZE_LOCK 0x04 ///< defined from ATA-6 763 764 /// 765 /// Default content of device control register, disable INT, 766 /// Bit3 is set to 1 according ATA-1 767 /// 768 #define ATA_DEFAULT_CTL (0x0a) 769 /// 770 /// Default context of Device/Head Register, 771 /// Bit7 and Bit5 are set to 1 for back-compatibilities. 772 /// 773 #define ATA_DEFAULT_CMD (0xa0) 774 775 #define ATAPI_MAX_BYTE_COUNT (0xfffe) 776 777 #define ATA_REQUEST_SENSE_ERROR (0x70) ///< defined in SFF-8070i 778 779 // 780 // Sense Key, Additional Sense Codes and Additional Sense Code Qualifier 781 // defined in MultiMedia Commands (MMC, MMC-2) 782 // 783 // Sense Key 784 // 785 #define ATA_SK_NO_SENSE (0x0) 786 #define ATA_SK_RECOVERY_ERROR (0x1) 787 #define ATA_SK_NOT_READY (0x2) 788 #define ATA_SK_MEDIUM_ERROR (0x3) 789 #define ATA_SK_HARDWARE_ERROR (0x4) 790 #define ATA_SK_ILLEGAL_REQUEST (0x5) 791 #define ATA_SK_UNIT_ATTENTION (0x6) 792 #define ATA_SK_DATA_PROTECT (0x7) 793 #define ATA_SK_BLANK_CHECK (0x8) 794 #define ATA_SK_VENDOR_SPECIFIC (0x9) 795 #define ATA_SK_RESERVED_A (0xA) 796 #define ATA_SK_ABORT (0xB) 797 #define ATA_SK_RESERVED_C (0xC) 798 #define ATA_SK_OVERFLOW (0xD) 799 #define ATA_SK_MISCOMPARE (0xE) 800 #define ATA_SK_RESERVED_F (0xF) 801 802 // 803 // Additional Sense Codes 804 // 805 #define ATA_ASC_NOT_READY (0x04) 806 #define ATA_ASC_MEDIA_ERR1 (0x10) 807 #define ATA_ASC_MEDIA_ERR2 (0x11) 808 #define ATA_ASC_MEDIA_ERR3 (0x14) 809 #define ATA_ASC_MEDIA_ERR4 (0x30) 810 #define ATA_ASC_MEDIA_UPSIDE_DOWN (0x06) 811 #define ATA_ASC_INVALID_CMD (0x20) 812 #define ATA_ASC_LBA_OUT_OF_RANGE (0x21) 813 #define ATA_ASC_INVALID_FIELD (0x24) 814 #define ATA_ASC_WRITE_PROTECTED (0x27) 815 #define ATA_ASC_MEDIA_CHANGE (0x28) 816 #define ATA_ASC_RESET (0x29) ///< Power On Reset or Bus Reset occurred. 817 #define ATA_ASC_ILLEGAL_FIELD (0x26) 818 #define ATA_ASC_NO_MEDIA (0x3A) 819 #define ATA_ASC_ILLEGAL_MODE_FOR_THIS_TRACK (0x64) 820 821 // 822 // Additional Sense Code Qualifier 823 // 824 #define ATA_ASCQ_IN_PROGRESS (0x01) 825 826 // 827 // Error Register 828 // 829 #define ATA_ERRREG_BBK BIT7 ///< Bad block detected defined from ATA-1, obsoleted from ATA-2 830 #define ATA_ERRREG_UNC BIT6 ///< Uncorrectable Data defined from ATA-1, obsoleted from ATA-4 831 #define ATA_ERRREG_MC BIT5 ///< Media Change defined from ATA-1, obsoleted from ATA-4 832 #define ATA_ERRREG_IDNF BIT4 ///< ID Not Found defined from ATA-1, obsoleted from ATA-4 833 #define ATA_ERRREG_MCR BIT3 ///< Media Change Requested defined from ATA-1, obsoleted from ATA-4 834 #define ATA_ERRREG_ABRT BIT2 ///< Aborted Command defined from ATA-1 835 #define ATA_ERRREG_TK0NF BIT1 ///< Track 0 Not Found defined from ATA-1, obsoleted from ATA-4 836 #define ATA_ERRREG_AMNF BIT0 ///< Address Mark Not Found defined from ATA-1, obsoleted from ATA-4 837 838 // 839 // Status Register 840 // 841 #define ATA_STSREG_BSY BIT7 ///< Controller Busy defined from ATA-1 842 #define ATA_STSREG_DRDY BIT6 ///< Drive Ready defined from ATA-1 843 #define ATA_STSREG_DWF BIT5 ///< Drive Write Fault defined from ATA-1, obsoleted from ATA-4 844 #define ATA_STSREG_DF BIT5 ///< Drive Fault defined from ATA-6 845 #define ATA_STSREG_DSC BIT4 ///< Disk Seek Complete defined from ATA-1, obsoleted from ATA-4 846 #define ATA_STSREG_DRQ BIT3 ///< Data Request defined from ATA-1 847 #define ATA_STSREG_CORR BIT2 ///< Corrected Data defined from ATA-1, obsoleted from ATA-4 848 #define ATA_STSREG_IDX BIT1 ///< Index defined from ATA-1, obsoleted from ATA-4 849 #define ATA_STSREG_ERR BIT0 ///< Error defined from ATA-1 850 851 // 852 // Device Control Register 853 // 854 #define ATA_CTLREG_SRST BIT2 ///< Software Reset. 855 #define ATA_CTLREG_IEN_L BIT1 ///< Interrupt Enable #. 856 857 #endif 858