The C and C++ Include Header Files

/usr/include/linux/hdreg.h

$ cat -n /usr/include/linux/hdreg.h 1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef _LINUX_HDREG_H 3 #define _LINUX_HDREG_H 4 5 #include <linux/types.h> 6 7 /* 8 * Command Header sizes for IOCTL commands 9 */ 10 11 #define HDIO_DRIVE_CMD_HDR_SIZE (4 * sizeof(__u8)) 12 #define HDIO_DRIVE_HOB_HDR_SIZE (8 * sizeof(__u8)) 13 #define HDIO_DRIVE_TASK_HDR_SIZE (8 * sizeof(__u8)) 14 15 #define IDE_DRIVE_TASK_NO_DATA 0 16 #define IDE_DRIVE_TASK_INVALID -1 17 #define IDE_DRIVE_TASK_SET_XFER 1 18 #define IDE_DRIVE_TASK_IN 2 19 #define IDE_DRIVE_TASK_OUT 3 20 #define IDE_DRIVE_TASK_RAW_WRITE 4 21 22 /* 23 * Define standard taskfile in/out register 24 */ 25 #define IDE_TASKFILE_STD_IN_FLAGS 0xFE 26 #define IDE_HOB_STD_IN_FLAGS 0x3C 27 #define IDE_TASKFILE_STD_OUT_FLAGS 0xFE 28 #define IDE_HOB_STD_OUT_FLAGS 0x3C 29 30 typedef unsigned char task_ioreg_t; 31 typedef unsigned long sata_ioreg_t; 32 33 typedef union ide_reg_valid_s { 34 unsigned all : 16; 35 struct { 36 unsigned data : 1; 37 unsigned error_feature : 1; 38 unsigned sector : 1; 39 unsigned nsector : 1; 40 unsigned lcyl : 1; 41 unsigned hcyl : 1; 42 unsigned select : 1; 43 unsigned status_command : 1; 44 45 unsigned data_hob : 1; 46 unsigned error_feature_hob : 1; 47 unsigned sector_hob : 1; 48 unsigned nsector_hob : 1; 49 unsigned lcyl_hob : 1; 50 unsigned hcyl_hob : 1; 51 unsigned select_hob : 1; 52 unsigned control_hob : 1; 53 } b; 54 } ide_reg_valid_t; 55 56 typedef struct ide_task_request_s { 57 __u8 io_ports[8]; 58 __u8 hob_ports[8]; /* bytes 6 and 7 are unused */ 59 ide_reg_valid_t out_flags; 60 ide_reg_valid_t in_flags; 61 int data_phase; 62 int req_cmd; 63 unsigned long out_size; 64 unsigned long in_size; 65 } ide_task_request_t; 66 67 typedef struct ide_ioctl_request_s { 68 ide_task_request_t *task_request; 69 unsigned char *out_buffer; 70 unsigned char *in_buffer; 71 } ide_ioctl_request_t; 72 73 struct hd_drive_cmd_hdr { 74 __u8 command; 75 __u8 sector_number; 76 __u8 feature; 77 __u8 sector_count; 78 }; 79 80 typedef struct hd_drive_task_hdr { 81 __u8 data; 82 __u8 feature; 83 __u8 sector_count; 84 __u8 sector_number; 85 __u8 low_cylinder; 86 __u8 high_cylinder; 87 __u8 device_head; 88 __u8 command; 89 } task_struct_t; 90 91 typedef struct hd_drive_hob_hdr { 92 __u8 data; 93 __u8 feature; 94 __u8 sector_count; 95 __u8 sector_number; 96 __u8 low_cylinder; 97 __u8 high_cylinder; 98 __u8 device_head; 99 __u8 control; 100 } hob_struct_t; 101 102 #define TASKFILE_NO_DATA 0x0000 103 104 #define TASKFILE_IN 0x0001 105 #define TASKFILE_MULTI_IN 0x0002 106 107 #define TASKFILE_OUT 0x0004 108 #define TASKFILE_MULTI_OUT 0x0008 109 #define TASKFILE_IN_OUT 0x0010 110 111 #define TASKFILE_IN_DMA 0x0020 112 #define TASKFILE_OUT_DMA 0x0040 113 #define TASKFILE_IN_DMAQ 0x0080 114 #define TASKFILE_OUT_DMAQ 0x0100 115 116 #define TASKFILE_P_IN 0x0200 117 #define TASKFILE_P_OUT 0x0400 118 #define TASKFILE_P_IN_DMA 0x0800 119 #define TASKFILE_P_OUT_DMA 0x1000 120 #define TASKFILE_P_IN_DMAQ 0x2000 121 #define TASKFILE_P_OUT_DMAQ 0x4000 122 #define TASKFILE_48 0x8000 123 #define TASKFILE_INVALID 0x7fff 124 125 /* ATA/ATAPI Commands pre T13 Spec */ 126 #define WIN_NOP 0x00 127 /* 128 * 0x01->0x02 Reserved 129 */ 130 #define CFA_REQ_EXT_ERROR_CODE 0x03 /* CFA Request Extended Error Code */ 131 /* 132 * 0x04->0x07 Reserved 133 */ 134 #define WIN_SRST 0x08 /* ATAPI soft reset command */ 135 #define WIN_DEVICE_RESET 0x08 136 /* 137 * 0x09->0x0F Reserved 138 */ 139 #define WIN_RECAL 0x10 140 #define WIN_RESTORE WIN_RECAL 141 /* 142 * 0x10->0x1F Reserved 143 */ 144 #define WIN_READ 0x20 /* 28-Bit */ 145 #define WIN_READ_ONCE 0x21 /* 28-Bit without retries */ 146 #define WIN_READ_LONG 0x22 /* 28-Bit */ 147 #define WIN_READ_LONG_ONCE 0x23 /* 28-Bit without retries */ 148 #define WIN_READ_EXT 0x24 /* 48-Bit */ 149 #define WIN_READDMA_EXT 0x25 /* 48-Bit */ 150 #define WIN_READDMA_QUEUED_EXT 0x26 /* 48-Bit */ 151 #define WIN_READ_NATIVE_MAX_EXT 0x27 /* 48-Bit */ 152 /* 153 * 0x28 154 */ 155 #define WIN_MULTREAD_EXT 0x29 /* 48-Bit */ 156 /* 157 * 0x2A->0x2F Reserved 158 */ 159 #define WIN_WRITE 0x30 /* 28-Bit */ 160 #define WIN_WRITE_ONCE 0x31 /* 28-Bit without retries */ 161 #define WIN_WRITE_LONG 0x32 /* 28-Bit */ 162 #define WIN_WRITE_LONG_ONCE 0x33 /* 28-Bit without retries */ 163 #define WIN_WRITE_EXT 0x34 /* 48-Bit */ 164 #define WIN_WRITEDMA_EXT 0x35 /* 48-Bit */ 165 #define WIN_WRITEDMA_QUEUED_EXT 0x36 /* 48-Bit */ 166 #define WIN_SET_MAX_EXT 0x37 /* 48-Bit */ 167 #define CFA_WRITE_SECT_WO_ERASE 0x38 /* CFA Write Sectors without erase */ 168 #define WIN_MULTWRITE_EXT 0x39 /* 48-Bit */ 169 /* 170 * 0x3A->0x3B Reserved 171 */ 172 #define WIN_WRITE_VERIFY 0x3C /* 28-Bit */ 173 /* 174 * 0x3D->0x3F Reserved 175 */ 176 #define WIN_VERIFY 0x40 /* 28-Bit - Read Verify Sectors */ 177 #define WIN_VERIFY_ONCE 0x41 /* 28-Bit - without retries */ 178 #define WIN_VERIFY_EXT 0x42 /* 48-Bit */ 179 /* 180 * 0x43->0x4F Reserved 181 */ 182 #define WIN_FORMAT 0x50 183 /* 184 * 0x51->0x5F Reserved 185 */ 186 #define WIN_INIT 0x60 187 /* 188 * 0x61->0x5F Reserved 189 */ 190 #define WIN_SEEK 0x70 /* 0x70-0x7F Reserved */ 191 192 #define CFA_TRANSLATE_SECTOR 0x87 /* CFA Translate Sector */ 193 #define WIN_DIAGNOSE 0x90 194 #define WIN_SPECIFY 0x91 /* set drive geometry translation */ 195 #define WIN_DOWNLOAD_MICROCODE 0x92 196 #define WIN_STANDBYNOW2 0x94 197 #define WIN_STANDBY2 0x96 198 #define WIN_SETIDLE2 0x97 199 #define WIN_CHECKPOWERMODE2 0x98 200 #define WIN_SLEEPNOW2 0x99 201 /* 202 * 0x9A VENDOR 203 */ 204 #define WIN_PACKETCMD 0xA0 /* Send a packet command. */ 205 #define WIN_PIDENTIFY 0xA1 /* identify ATAPI device */ 206 #define WIN_QUEUED_SERVICE 0xA2 207 #define WIN_SMART 0xB0 /* self-monitoring and reporting */ 208 #define CFA_ERASE_SECTORS 0xC0 209 #define WIN_MULTREAD 0xC4 /* read sectors using multiple mode*/ 210 #define WIN_MULTWRITE 0xC5 /* write sectors using multiple mode */ 211 #define WIN_SETMULT 0xC6 /* enable/disable multiple mode */ 212 #define WIN_READDMA_QUEUED 0xC7 /* read sectors using Queued DMA transfers */ 213 #define WIN_READDMA 0xC8 /* read sectors using DMA transfers */ 214 #define WIN_READDMA_ONCE 0xC9 /* 28-Bit - without retries */ 215 #define WIN_WRITEDMA 0xCA /* write sectors using DMA transfers */ 216 #define WIN_WRITEDMA_ONCE 0xCB /* 28-Bit - without retries */ 217 #define WIN_WRITEDMA_QUEUED 0xCC /* write sectors using Queued DMA transfers */ 218 #define CFA_WRITE_MULTI_WO_ERASE 0xCD /* CFA Write multiple without erase */ 219 #define WIN_GETMEDIASTATUS 0xDA 220 #define WIN_ACKMEDIACHANGE 0xDB /* ATA-1, ATA-2 vendor */ 221 #define WIN_POSTBOOT 0xDC 222 #define WIN_PREBOOT 0xDD 223 #define WIN_DOORLOCK 0xDE /* lock door on removable drives */ 224 #define WIN_DOORUNLOCK 0xDF /* unlock door on removable drives */ 225 #define WIN_STANDBYNOW1 0xE0 226 #define WIN_IDLEIMMEDIATE 0xE1 /* force drive to become "ready" */ 227 #define WIN_STANDBY 0xE2 /* Set device in Standby Mode */ 228 #define WIN_SETIDLE1 0xE3 229 #define WIN_READ_BUFFER 0xE4 /* force read only 1 sector */ 230 #define WIN_CHECKPOWERMODE1 0xE5 231 #define WIN_SLEEPNOW1 0xE6 232 #define WIN_FLUSH_CACHE 0xE7 233 #define WIN_WRITE_BUFFER 0xE8 /* force write only 1 sector */ 234 #define WIN_WRITE_SAME 0xE9 /* read ata-2 to use */ 235 /* SET_FEATURES 0x22 or 0xDD */ 236 #define WIN_FLUSH_CACHE_EXT 0xEA /* 48-Bit */ 237 #define WIN_IDENTIFY 0xEC /* ask drive to identify itself */ 238 #define WIN_MEDIAEJECT 0xED 239 #define WIN_IDENTIFY_DMA 0xEE /* same as WIN_IDENTIFY, but DMA */ 240 #define WIN_SETFEATURES 0xEF /* set special drive features */ 241 #define EXABYTE_ENABLE_NEST 0xF0 242 #define WIN_SECURITY_SET_PASS 0xF1 243 #define WIN_SECURITY_UNLOCK 0xF2 244 #define WIN_SECURITY_ERASE_PREPARE 0xF3 245 #define WIN_SECURITY_ERASE_UNIT 0xF4 246 #define WIN_SECURITY_FREEZE_LOCK 0xF5 247 #define WIN_SECURITY_DISABLE 0xF6 248 #define WIN_READ_NATIVE_MAX 0xF8 /* return the native maximum address */ 249 #define WIN_SET_MAX 0xF9 250 #define DISABLE_SEAGATE 0xFB 251 252 /* WIN_SMART sub-commands */ 253 254 #define SMART_READ_VALUES 0xD0 255 #define SMART_READ_THRESHOLDS 0xD1 256 #define SMART_AUTOSAVE 0xD2 257 #define SMART_SAVE 0xD3 258 #define SMART_IMMEDIATE_OFFLINE 0xD4 259 #define SMART_READ_LOG_SECTOR 0xD5 260 #define SMART_WRITE_LOG_SECTOR 0xD6 261 #define SMART_WRITE_THRESHOLDS 0xD7 262 #define SMART_ENABLE 0xD8 263 #define SMART_DISABLE 0xD9 264 #define SMART_STATUS 0xDA 265 #define SMART_AUTO_OFFLINE 0xDB 266 267 /* Password used in TF4 & TF5 executing SMART commands */ 268 269 #define SMART_LCYL_PASS 0x4F 270 #define SMART_HCYL_PASS 0xC2 271 272 /* WIN_SETFEATURES sub-commands */ 273 #define SETFEATURES_EN_8BIT 0x01 /* Enable 8-Bit Transfers */ 274 #define SETFEATURES_EN_WCACHE 0x02 /* Enable write cache */ 275 #define SETFEATURES_DIS_DEFECT 0x04 /* Disable Defect Management */ 276 #define SETFEATURES_EN_APM 0x05 /* Enable advanced power management */ 277 #define SETFEATURES_EN_SAME_R 0x22 /* for a region ATA-1 */ 278 #define SETFEATURES_DIS_MSN 0x31 /* Disable Media Status Notification */ 279 #define SETFEATURES_DIS_RETRY 0x33 /* Disable Retry */ 280 #define SETFEATURES_EN_AAM 0x42 /* Enable Automatic Acoustic Management */ 281 #define SETFEATURES_RW_LONG 0x44 /* Set Length of VS bytes */ 282 #define SETFEATURES_SET_CACHE 0x54 /* Set Cache segments to SC Reg. Val */ 283 #define SETFEATURES_DIS_RLA 0x55 /* Disable read look-ahead feature */ 284 #define SETFEATURES_EN_RI 0x5D /* Enable release interrupt */ 285 #define SETFEATURES_EN_SI 0x5E /* Enable SERVICE interrupt */ 286 #define SETFEATURES_DIS_RPOD 0x66 /* Disable reverting to power on defaults */ 287 #define SETFEATURES_DIS_ECC 0x77 /* Disable ECC byte count */ 288 #define SETFEATURES_DIS_8BIT 0x81 /* Disable 8-Bit Transfers */ 289 #define SETFEATURES_DIS_WCACHE 0x82 /* Disable write cache */ 290 #define SETFEATURES_EN_DEFECT 0x84 /* Enable Defect Management */ 291 #define SETFEATURES_DIS_APM 0x85 /* Disable advanced power management */ 292 #define SETFEATURES_EN_ECC 0x88 /* Enable ECC byte count */ 293 #define SETFEATURES_EN_MSN 0x95 /* Enable Media Status Notification */ 294 #define SETFEATURES_EN_RETRY 0x99 /* Enable Retry */ 295 #define SETFEATURES_EN_RLA 0xAA /* Enable read look-ahead feature */ 296 #define SETFEATURES_PREFETCH 0xAB /* Sets drive prefetch value */ 297 #define SETFEATURES_EN_REST 0xAC /* ATA-1 */ 298 #define SETFEATURES_4B_RW_LONG 0xBB /* Set Length of 4 bytes */ 299 #define SETFEATURES_DIS_AAM 0xC2 /* Disable Automatic Acoustic Management */ 300 #define SETFEATURES_EN_RPOD 0xCC /* Enable reverting to power on defaults */ 301 #define SETFEATURES_DIS_RI 0xDD /* Disable release interrupt ATAPI */ 302 #define SETFEATURES_EN_SAME_M 0xDD /* for a entire device ATA-1 */ 303 #define SETFEATURES_DIS_SI 0xDE /* Disable SERVICE interrupt ATAPI */ 304 305 /* WIN_SECURITY sub-commands */ 306 307 #define SECURITY_SET_PASSWORD 0xBA 308 #define SECURITY_UNLOCK 0xBB 309 #define SECURITY_ERASE_PREPARE 0xBC 310 #define SECURITY_ERASE_UNIT 0xBD 311 #define SECURITY_FREEZE_LOCK 0xBE 312 #define SECURITY_DISABLE_PASSWORD 0xBF 313 314 struct hd_geometry { 315 unsigned char heads; 316 unsigned char sectors; 317 unsigned short cylinders; 318 unsigned long start; 319 }; 320 321 /* hd/ide ctl's that pass (arg) ptrs to user space are numbered 0x030n/0x031n */ 322 #define HDIO_GETGEO 0x0301 /* get device geometry */ 323 #define HDIO_GET_UNMASKINTR 0x0302 /* get current unmask setting */ 324 #define HDIO_GET_MULTCOUNT 0x0304 /* get current IDE blockmode setting */ 325 #define HDIO_GET_QDMA 0x0305 /* get use-qdma flag */ 326 327 #define HDIO_SET_XFER 0x0306 /* set transfer rate via proc */ 328 329 #define HDIO_OBSOLETE_IDENTITY 0x0307 /* OBSOLETE, DO NOT USE: returns 142 bytes */ 330 #define HDIO_GET_KEEPSETTINGS 0x0308 /* get keep-settings-on-reset flag */ 331 #define HDIO_GET_32BIT 0x0309 /* get current io_32bit setting */ 332 #define HDIO_GET_NOWERR 0x030a /* get ignore-write-error flag */ 333 #define HDIO_GET_DMA 0x030b /* get use-dma flag */ 334 #define HDIO_GET_NICE 0x030c /* get nice flags */ 335 #define HDIO_GET_IDENTITY 0x030d /* get IDE identification info */ 336 #define HDIO_GET_WCACHE 0x030e /* get write cache mode on|off */ 337 #define HDIO_GET_ACOUSTIC 0x030f /* get acoustic value */ 338 #define HDIO_GET_ADDRESS 0x0310 /* */ 339 340 #define HDIO_GET_BUSSTATE 0x031a /* get the bus state of the hwif */ 341 #define HDIO_TRISTATE_HWIF 0x031b /* execute a channel tristate */ 342 #define HDIO_DRIVE_RESET 0x031c /* execute a device reset */ 343 #define HDIO_DRIVE_TASKFILE 0x031d /* execute raw taskfile */ 344 #define HDIO_DRIVE_TASK 0x031e /* execute task and special drive command */ 345 #define HDIO_DRIVE_CMD 0x031f /* execute a special drive command */ 346 #define HDIO_DRIVE_CMD_AEB HDIO_DRIVE_TASK 347 348 /* hd/ide ctl's that pass (arg) non-ptr values are numbered 0x032n/0x033n */ 349 #define HDIO_SET_MULTCOUNT 0x0321 /* change IDE blockmode */ 350 #define HDIO_SET_UNMASKINTR 0x0322 /* permit other irqs during I/O */ 351 #define HDIO_SET_KEEPSETTINGS 0x0323 /* keep ioctl settings on reset */ 352 #define HDIO_SET_32BIT 0x0324 /* change io_32bit flags */ 353 #define HDIO_SET_NOWERR 0x0325 /* change ignore-write-error flag */ 354 #define HDIO_SET_DMA 0x0326 /* change use-dma flag */ 355 #define HDIO_SET_PIO_MODE 0x0327 /* reconfig interface to new speed */ 356 #define HDIO_SCAN_HWIF 0x0328 /* register and (re)scan interface */ 357 #define HDIO_UNREGISTER_HWIF 0x032a /* unregister interface */ 358 #define HDIO_SET_NICE 0x0329 /* set nice flags */ 359 #define HDIO_SET_WCACHE 0x032b /* change write cache enable-disable */ 360 #define HDIO_SET_ACOUSTIC 0x032c /* change acoustic behavior */ 361 #define HDIO_SET_BUSSTATE 0x032d /* set the bus state of the hwif */ 362 #define HDIO_SET_QDMA 0x032e /* change use-qdma flag */ 363 #define HDIO_SET_ADDRESS 0x032f /* change lba addressing modes */ 364 365 /* bus states */ 366 enum { 367 BUSSTATE_OFF = 0, 368 BUSSTATE_ON, 369 BUSSTATE_TRISTATE 370 }; 371 372 /* hd/ide ctl's that pass (arg) ptrs to user space are numbered 0x033n/0x033n */ 373 /* 0x330 is reserved - used to be HDIO_GETGEO_BIG */ 374 /* 0x331 is reserved - used to be HDIO_GETGEO_BIG_RAW */ 375 /* 0x338 is reserved - used to be HDIO_SET_IDE_SCSI */ 376 /* 0x339 is reserved - used to be HDIO_SET_SCSI_IDE */ 377 378 #define __NEW_HD_DRIVE_ID 379 380 /* 381 * Structure returned by HDIO_GET_IDENTITY, as per ANSI NCITS ATA6 rev.1b spec. 382 * 383 * If you change something here, please remember to update fix_driveid() in 384 * ide/probe.c. 385 */ 386 struct hd_driveid { 387 unsigned short config; /* lots of obsolete bit flags */ 388 unsigned short cyls; /* Obsolete, "physical" cyls */ 389 unsigned short reserved2; /* reserved (word 2) */ 390 unsigned short heads; /* Obsolete, "physical" heads */ 391 unsigned short track_bytes; /* unformatted bytes per track */ 392 unsigned short sector_bytes; /* unformatted bytes per sector */ 393 unsigned short sectors; /* Obsolete, "physical" sectors per track */ 394 unsigned short vendor0; /* vendor unique */ 395 unsigned short vendor1; /* vendor unique */ 396 unsigned short vendor2; /* Retired vendor unique */ 397 unsigned char serial_no[20]; /* 0 = not_specified */ 398 unsigned short buf_type; /* Retired */ 399 unsigned short buf_size; /* Retired, 512 byte increments 400 * 0 = not_specified 401 */ 402 unsigned short ecc_bytes; /* for r/w long cmds; 0 = not_specified */ 403 unsigned char fw_rev[8]; /* 0 = not_specified */ 404 unsigned char model[40]; /* 0 = not_specified */ 405 unsigned char max_multsect; /* 0=not_implemented */ 406 unsigned char vendor3; /* vendor unique */ 407 unsigned short dword_io; /* 0=not_implemented; 1=implemented */ 408 unsigned char vendor4; /* vendor unique */ 409 unsigned char capability; /* (upper byte of word 49) 410 * 3: IORDYsup 411 * 2: IORDYsw 412 * 1: LBA 413 * 0: DMA 414 */ 415 unsigned short reserved50; /* reserved (word 50) */ 416 unsigned char vendor5; /* Obsolete, vendor unique */ 417 unsigned char tPIO; /* Obsolete, 0=slow, 1=medium, 2=fast */ 418 unsigned char vendor6; /* Obsolete, vendor unique */ 419 unsigned char tDMA; /* Obsolete, 0=slow, 1=medium, 2=fast */ 420 unsigned short field_valid; /* (word 53) 421 * 2: ultra_ok word 88 422 * 1: eide_ok words 64-70 423 * 0: cur_ok words 54-58 424 */ 425 unsigned short cur_cyls; /* Obsolete, logical cylinders */ 426 unsigned short cur_heads; /* Obsolete, l heads */ 427 unsigned short cur_sectors; /* Obsolete, l sectors per track */ 428 unsigned short cur_capacity0; /* Obsolete, l total sectors on drive */ 429 unsigned short cur_capacity1; /* Obsolete, (2 words, misaligned int) */ 430 unsigned char multsect; /* current multiple sector count */ 431 unsigned char multsect_valid; /* when (bit0==1) multsect is ok */ 432 unsigned int lba_capacity; /* Obsolete, total number of sectors */ 433 unsigned short dma_1word; /* Obsolete, single-word dma info */ 434 unsigned short dma_mword; /* multiple-word dma info */ 435 unsigned short eide_pio_modes; /* bits 0:mode3 1:mode4 */ 436 unsigned short eide_dma_min; /* min mword dma cycle time (ns) */ 437 unsigned short eide_dma_time; /* recommended mword dma cycle time (ns) */ 438 unsigned short eide_pio; /* min cycle time (ns), no IORDY */ 439 unsigned short eide_pio_iordy; /* min cycle time (ns), with IORDY */ 440 unsigned short words69_70[2]; /* reserved words 69-70 441 * future command overlap and queuing 442 */ 443 unsigned short words71_74[4]; /* reserved words 71-74 444 * for IDENTIFY PACKET DEVICE command 445 */ 446 unsigned short queue_depth; /* (word 75) 447 * 15:5 reserved 448 * 4:0 Maximum queue depth -1 449 */ 450 unsigned short words76_79[4]; /* reserved words 76-79 */ 451 unsigned short major_rev_num; /* (word 80) */ 452 unsigned short minor_rev_num; /* (word 81) */ 453 unsigned short command_set_1; /* (word 82) supported 454 * 15: Obsolete 455 * 14: NOP command 456 * 13: READ_BUFFER 457 * 12: WRITE_BUFFER 458 * 11: Obsolete 459 * 10: Host Protected Area 460 * 9: DEVICE Reset 461 * 8: SERVICE Interrupt 462 * 7: Release Interrupt 463 * 6: look-ahead 464 * 5: write cache 465 * 4: PACKET Command 466 * 3: Power Management Feature Set 467 * 2: Removable Feature Set 468 * 1: Security Feature Set 469 * 0: SMART Feature Set 470 */ 471 unsigned short command_set_2; /* (word 83) 472 * 15: Shall be ZERO 473 * 14: Shall be ONE 474 * 13: FLUSH CACHE EXT 475 * 12: FLUSH CACHE 476 * 11: Device Configuration Overlay 477 * 10: 48-bit Address Feature Set 478 * 9: Automatic Acoustic Management 479 * 8: SET MAX security 480 * 7: reserved 1407DT PARTIES 481 * 6: SetF sub-command Power-Up 482 * 5: Power-Up in Standby Feature Set 483 * 4: Removable Media Notification 484 * 3: APM Feature Set 485 * 2: CFA Feature Set 486 * 1: READ/WRITE DMA QUEUED 487 * 0: Download MicroCode 488 */ 489 unsigned short cfsse; /* (word 84) 490 * cmd set-feature supported extensions 491 * 15: Shall be ZERO 492 * 14: Shall be ONE 493 * 13:6 reserved 494 * 5: General Purpose Logging 495 * 4: Streaming Feature Set 496 * 3: Media Card Pass Through 497 * 2: Media Serial Number Valid 498 * 1: SMART selt-test supported 499 * 0: SMART error logging 500 */ 501 unsigned short cfs_enable_1; /* (word 85) 502 * command set-feature enabled 503 * 15: Obsolete 504 * 14: NOP command 505 * 13: READ_BUFFER 506 * 12: WRITE_BUFFER 507 * 11: Obsolete 508 * 10: Host Protected Area 509 * 9: DEVICE Reset 510 * 8: SERVICE Interrupt 511 * 7: Release Interrupt 512 * 6: look-ahead 513 * 5: write cache 514 * 4: PACKET Command 515 * 3: Power Management Feature Set 516 * 2: Removable Feature Set 517 * 1: Security Feature Set 518 * 0: SMART Feature Set 519 */ 520 unsigned short cfs_enable_2; /* (word 86) 521 * command set-feature enabled 522 * 15: Shall be ZERO 523 * 14: Shall be ONE 524 * 13: FLUSH CACHE EXT 525 * 12: FLUSH CACHE 526 * 11: Device Configuration Overlay 527 * 10: 48-bit Address Feature Set 528 * 9: Automatic Acoustic Management 529 * 8: SET MAX security 530 * 7: reserved 1407DT PARTIES 531 * 6: SetF sub-command Power-Up 532 * 5: Power-Up in Standby Feature Set 533 * 4: Removable Media Notification 534 * 3: APM Feature Set 535 * 2: CFA Feature Set 536 * 1: READ/WRITE DMA QUEUED 537 * 0: Download MicroCode 538 */ 539 unsigned short csf_default; /* (word 87) 540 * command set-feature default 541 * 15: Shall be ZERO 542 * 14: Shall be ONE 543 * 13:6 reserved 544 * 5: General Purpose Logging enabled 545 * 4: Valid CONFIGURE STREAM executed 546 * 3: Media Card Pass Through enabled 547 * 2: Media Serial Number Valid 548 * 1: SMART selt-test supported 549 * 0: SMART error logging 550 */ 551 unsigned short dma_ultra; /* (word 88) */ 552 unsigned short trseuc; /* time required for security erase */ 553 unsigned short trsEuc; /* time required for enhanced erase */ 554 unsigned short CurAPMvalues; /* current APM values */ 555 unsigned short mprc; /* master password revision code */ 556 unsigned short hw_config; /* hardware config (word 93) 557 * 15: Shall be ZERO 558 * 14: Shall be ONE 559 * 13: 560 * 12: 561 * 11: 562 * 10: 563 * 9: 564 * 8: 565 * 7: 566 * 6: 567 * 5: 568 * 4: 569 * 3: 570 * 2: 571 * 1: 572 * 0: Shall be ONE 573 */ 574 unsigned short acoustic; /* (word 94) 575 * 15:8 Vendor's recommended value 576 * 7:0 current value 577 */ 578 unsigned short msrqs; /* min stream request size */ 579 unsigned short sxfert; /* stream transfer time */ 580 unsigned short sal; /* stream access latency */ 581 unsigned int spg; /* stream performance granularity */ 582 unsigned long long lba_capacity_2;/* 48-bit total number of sectors */ 583 unsigned short words104_125[22];/* reserved words 104-125 */ 584 unsigned short last_lun; /* (word 126) */ 585 unsigned short word127; /* (word 127) Feature Set 586 * Removable Media Notification 587 * 15:2 reserved 588 * 1:0 00 = not supported 589 * 01 = supported 590 * 10 = reserved 591 * 11 = reserved 592 */ 593 unsigned short dlf; /* (word 128) 594 * device lock function 595 * 15:9 reserved 596 * 8 security level 1:max 0:high 597 * 7:6 reserved 598 * 5 enhanced erase 599 * 4 expire 600 * 3 frozen 601 * 2 locked 602 * 1 en/disabled 603 * 0 capability 604 */ 605 unsigned short csfo; /* (word 129) 606 * current set features options 607 * 15:4 reserved 608 * 3: auto reassign 609 * 2: reverting 610 * 1: read-look-ahead 611 * 0: write cache 612 */ 613 unsigned short words130_155[26];/* reserved vendor words 130-155 */ 614 unsigned short word156; /* reserved vendor word 156 */ 615 unsigned short words157_159[3];/* reserved vendor words 157-159 */ 616 unsigned short cfa_power; /* (word 160) CFA Power Mode 617 * 15 word 160 supported 618 * 14 reserved 619 * 13 620 * 12 621 * 11:0 622 */ 623 unsigned short words161_175[15];/* Reserved for CFA */ 624 unsigned short words176_205[30];/* Current Media Serial Number */ 625 unsigned short words206_254[49];/* reserved words 206-254 */ 626 unsigned short integrity_word; /* (word 255) 627 * 15:8 Checksum 628 * 7:0 Signature 629 */ 630 }; 631 632 /* 633 * IDE "nice" flags. These are used on a per drive basis to determine 634 * when to be nice and give more bandwidth to the other devices which 635 * share the same IDE bus. 636 */ 637 #define IDE_NICE_DSC_OVERLAP (0) /* per the DSC overlap protocol */ 638 #define IDE_NICE_ATAPI_OVERLAP (1) /* not supported yet */ 639 #define IDE_NICE_1 (3) /* when probably won't affect us much */ 640 #define IDE_NICE_0 (2) /* when sure that it won't affect us */ 641 #define IDE_NICE_2 (4) /* when we know it's on our expense */ 642 643 #endif /* _LINUX_HDREG_H */

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