1 #ifndef _LINUX_HDREG_H 2 #define _LINUX_HDREG_H 3 4 #ifdef __KERNEL__ 5 #include <linux/ata.h> 6 7 /* 8 * This file contains some defines for the AT-hd-controller. 9 * Various sources. 10 */ 11 12 /* ide.c has its own port definitions in "ide.h" */ 13 14 #define HD_IRQ 14 15 16 /* Hd controller regs. Ref: IBM AT Bios-listing */ 17 #define HD_DATA 0x1f0 /* _CTL when writing */ 18 #define HD_ERROR 0x1f1 /* see err-bits */ 19 #define HD_NSECTOR 0x1f2 /* nr of sectors to read/write */ 20 #define HD_SECTOR 0x1f3 /* starting sector */ 21 #define HD_LCYL 0x1f4 /* starting cylinder */ 22 #define HD_HCYL 0x1f5 /* high byte of starting cyl */ 23 #define HD_CURRENT 0x1f6 /* 101dhhhh , d=drive, hhhh=head */ 24 #define HD_STATUS 0x1f7 /* see status-bits */ 25 #define HD_FEATURE HD_ERROR /* same io address, read=error, write=feature */ 26 #define HD_PRECOMP HD_FEATURE /* obsolete use of this port - predates IDE */ 27 #define HD_COMMAND HD_STATUS /* same io address, read=status, write=cmd */ 28 29 #define HD_CMD 0x3f6 /* used for resets */ 30 #define HD_ALTSTATUS 0x3f6 /* same as HD_STATUS but doesn't clear irq */ 31 32 /* remainder is shared between hd.c, ide.c, ide-cd.c, and the hdparm utility */ 33 34 /* Bits of HD_STATUS */ 35 #define ERR_STAT 0x01 36 #define INDEX_STAT 0x02 37 #define ECC_STAT 0x04 /* Corrected error */ 38 #define DRQ_STAT 0x08 39 #define SEEK_STAT 0x10 40 #define SRV_STAT 0x10 41 #define WRERR_STAT 0x20 42 #define READY_STAT 0x40 43 #define BUSY_STAT 0x80 44 45 /* Bits for HD_ERROR */ 46 #define MARK_ERR 0x01 /* Bad address mark */ 47 #define ILI_ERR 0x01 /* Illegal Length Indication (ATAPI) */ 48 #define TRK0_ERR 0x02 /* couldn't find track 0 */ 49 #define EOM_ERR 0x02 /* End Of Media (ATAPI) */ 50 #define ABRT_ERR 0x04 /* Command aborted */ 51 #define MCR_ERR 0x08 /* media change request */ 52 #define ID_ERR 0x10 /* ID field not found */ 53 #define MC_ERR 0x20 /* media changed */ 54 #define ECC_ERR 0x40 /* Uncorrectable ECC error */ 55 #define BBD_ERR 0x80 /* pre-EIDE meaning: block marked bad */ 56 #define ICRC_ERR 0x80 /* new meaning: CRC error during transfer */ 57 #define LFS_ERR 0xf0 /* Last Failed Sense (ATAPI) */ 58 59 /* Bits of HD_NSECTOR */ 60 #define CD 0x01 61 #define IO 0x02 62 #define REL 0x04 63 #define TAG_MASK 0xf8 64 #endif /* __KERNEL__ */ 65 66 #include <linux/types.h> 67 68 /* 69 * Command Header sizes for IOCTL commands 70 */ 71 72 #define HDIO_DRIVE_CMD_HDR_SIZE (4 * sizeof(__u8)) 73 #define HDIO_DRIVE_HOB_HDR_SIZE (8 * sizeof(__u8)) 74 #define HDIO_DRIVE_TASK_HDR_SIZE (8 * sizeof(__u8)) 75 76 #define IDE_DRIVE_TASK_NO_DATA 0 77 #ifndef __KERNEL__ 78 #define IDE_DRIVE_TASK_INVALID -1 79 #define IDE_DRIVE_TASK_SET_XFER 1 80 #define IDE_DRIVE_TASK_IN 2 81 #define IDE_DRIVE_TASK_OUT 3 82 #endif 83 #define IDE_DRIVE_TASK_RAW_WRITE 4 84 85 /* 86 * Define standard taskfile in/out register 87 */ 88 #define IDE_TASKFILE_STD_IN_FLAGS 0xFE 89 #define IDE_HOB_STD_IN_FLAGS 0x3C 90 #ifndef __KERNEL__ 91 #define IDE_TASKFILE_STD_OUT_FLAGS 0xFE 92 #define IDE_HOB_STD_OUT_FLAGS 0x3C 93 94 typedef unsigned char task_ioreg_t; 95 typedef unsigned long sata_ioreg_t; 96 #endif 97 98 typedef union ide_reg_valid_s { 99 unsigned all : 16; 100 struct { 101 unsigned data : 1; 102 unsigned error_feature : 1; 103 unsigned sector : 1; 104 unsigned nsector : 1; 105 unsigned lcyl : 1; 106 unsigned hcyl : 1; 107 unsigned select : 1; 108 unsigned status_command : 1; 109 110 unsigned data_hob : 1; 111 unsigned error_feature_hob : 1; 112 unsigned sector_hob : 1; 113 unsigned nsector_hob : 1; 114 unsigned lcyl_hob : 1; 115 unsigned hcyl_hob : 1; 116 unsigned select_hob : 1; 117 unsigned control_hob : 1; 118 } b; 119 } ide_reg_valid_t; 120 121 typedef struct ide_task_request_s { 122 __u8 io_ports[8]; 123 __u8 hob_ports[8]; /* bytes 6 and 7 are unused */ 124 ide_reg_valid_t out_flags; 125 ide_reg_valid_t in_flags; 126 int data_phase; 127 int req_cmd; 128 unsigned long out_size; 129 unsigned long in_size; 130 } ide_task_request_t; 131 132 typedef struct ide_ioctl_request_s { 133 ide_task_request_t *task_request; 134 unsigned char *out_buffer; 135 unsigned char *in_buffer; 136 } ide_ioctl_request_t; 137 138 struct hd_drive_cmd_hdr { 139 __u8 command; 140 __u8 sector_number; 141 __u8 feature; 142 __u8 sector_count; 143 }; 144 145 #ifndef __KERNEL__ 146 typedef struct hd_drive_task_hdr { 147 __u8 data; 148 __u8 feature; 149 __u8 sector_count; 150 __u8 sector_number; 151 __u8 low_cylinder; 152 __u8 high_cylinder; 153 __u8 device_head; 154 __u8 command; 155 } task_struct_t; 156 157 typedef struct hd_drive_hob_hdr { 158 __u8 data; 159 __u8 feature; 160 __u8 sector_count; 161 __u8 sector_number; 162 __u8 low_cylinder; 163 __u8 high_cylinder; 164 __u8 device_head; 165 __u8 control; 166 } hob_struct_t; 167 #endif 168 169 #define TASKFILE_NO_DATA 0x0000 170 171 #define TASKFILE_IN 0x0001 172 #define TASKFILE_MULTI_IN 0x0002 173 174 #define TASKFILE_OUT 0x0004 175 #define TASKFILE_MULTI_OUT 0x0008 176 #define TASKFILE_IN_OUT 0x0010 177 178 #define TASKFILE_IN_DMA 0x0020 179 #define TASKFILE_OUT_DMA 0x0040 180 #define TASKFILE_IN_DMAQ 0x0080 181 #define TASKFILE_OUT_DMAQ 0x0100 182 183 #ifndef __KERNEL__ 184 #define TASKFILE_P_IN 0x0200 185 #define TASKFILE_P_OUT 0x0400 186 #define TASKFILE_P_IN_DMA 0x0800 187 #define TASKFILE_P_OUT_DMA 0x1000 188 #define TASKFILE_P_IN_DMAQ 0x2000 189 #define TASKFILE_P_OUT_DMAQ 0x4000 190 #define TASKFILE_48 0x8000 191 #define TASKFILE_INVALID 0x7fff 192 #endif 193 194 /* ATA/ATAPI Commands pre T13 Spec */ 195 #define WIN_NOP 0x00 196 /* 197 * 0x01->0x02 Reserved 198 */ 199 #define CFA_REQ_EXT_ERROR_CODE 0x03 /* CFA Request Extended Error Code */ 200 /* 201 * 0x04->0x07 Reserved 202 */ 203 #define WIN_SRST 0x08 /* ATAPI soft reset command */ 204 #define WIN_DEVICE_RESET 0x08 205 /* 206 * 0x09->0x0F Reserved 207 */ 208 #define WIN_RECAL 0x10 209 #define WIN_RESTORE WIN_RECAL 210 /* 211 * 0x10->0x1F Reserved 212 */ 213 #define WIN_READ 0x20 /* 28-Bit */ 214 #define WIN_READ_ONCE 0x21 /* 28-Bit without retries */ 215 #define WIN_READ_LONG 0x22 /* 28-Bit */ 216 #define WIN_READ_LONG_ONCE 0x23 /* 28-Bit without retries */ 217 #define WIN_READ_EXT 0x24 /* 48-Bit */ 218 #define WIN_READDMA_EXT 0x25 /* 48-Bit */ 219 #define WIN_READDMA_QUEUED_EXT 0x26 /* 48-Bit */ 220 #define WIN_READ_NATIVE_MAX_EXT 0x27 /* 48-Bit */ 221 /* 222 * 0x28 223 */ 224 #define WIN_MULTREAD_EXT 0x29 /* 48-Bit */ 225 /* 226 * 0x2A->0x2F Reserved 227 */ 228 #define WIN_WRITE 0x30 /* 28-Bit */ 229 #define WIN_WRITE_ONCE 0x31 /* 28-Bit without retries */ 230 #define WIN_WRITE_LONG 0x32 /* 28-Bit */ 231 #define WIN_WRITE_LONG_ONCE 0x33 /* 28-Bit without retries */ 232 #define WIN_WRITE_EXT 0x34 /* 48-Bit */ 233 #define WIN_WRITEDMA_EXT 0x35 /* 48-Bit */ 234 #define WIN_WRITEDMA_QUEUED_EXT 0x36 /* 48-Bit */ 235 #define WIN_SET_MAX_EXT 0x37 /* 48-Bit */ 236 #define CFA_WRITE_SECT_WO_ERASE 0x38 /* CFA Write Sectors without erase */ 237 #define WIN_MULTWRITE_EXT 0x39 /* 48-Bit */ 238 /* 239 * 0x3A->0x3B Reserved 240 */ 241 #define WIN_WRITE_VERIFY 0x3C /* 28-Bit */ 242 /* 243 * 0x3D->0x3F Reserved 244 */ 245 #define WIN_VERIFY 0x40 /* 28-Bit - Read Verify Sectors */ 246 #define WIN_VERIFY_ONCE 0x41 /* 28-Bit - without retries */ 247 #define WIN_VERIFY_EXT 0x42 /* 48-Bit */ 248 /* 249 * 0x43->0x4F Reserved 250 */ 251 #define WIN_FORMAT 0x50 252 /* 253 * 0x51->0x5F Reserved 254 */ 255 #define WIN_INIT 0x60 256 /* 257 * 0x61->0x5F Reserved 258 */ 259 #define WIN_SEEK 0x70 /* 0x70-0x7F Reserved */ 260 261 #define CFA_TRANSLATE_SECTOR 0x87 /* CFA Translate Sector */ 262 #define WIN_DIAGNOSE 0x90 263 #define WIN_SPECIFY 0x91 /* set drive geometry translation */ 264 #define WIN_DOWNLOAD_MICROCODE 0x92 265 #define WIN_STANDBYNOW2 0x94 266 #define WIN_STANDBY2 0x96 267 #define WIN_SETIDLE2 0x97 268 #define WIN_CHECKPOWERMODE2 0x98 269 #define WIN_SLEEPNOW2 0x99 270 /* 271 * 0x9A VENDOR 272 */ 273 #define WIN_PACKETCMD 0xA0 /* Send a packet command. */ 274 #define WIN_PIDENTIFY 0xA1 /* identify ATAPI device */ 275 #define WIN_QUEUED_SERVICE 0xA2 276 #define WIN_SMART 0xB0 /* self-monitoring and reporting */ 277 #define CFA_ERASE_SECTORS 0xC0 278 #define WIN_MULTREAD 0xC4 /* read sectors using multiple mode*/ 279 #define WIN_MULTWRITE 0xC5 /* write sectors using multiple mode */ 280 #define WIN_SETMULT 0xC6 /* enable/disable multiple mode */ 281 #define WIN_READDMA_QUEUED 0xC7 /* read sectors using Queued DMA transfers */ 282 #define WIN_READDMA 0xC8 /* read sectors using DMA transfers */ 283 #define WIN_READDMA_ONCE 0xC9 /* 28-Bit - without retries */ 284 #define WIN_WRITEDMA 0xCA /* write sectors using DMA transfers */ 285 #define WIN_WRITEDMA_ONCE 0xCB /* 28-Bit - without retries */ 286 #define WIN_WRITEDMA_QUEUED 0xCC /* write sectors using Queued DMA transfers */ 287 #define CFA_WRITE_MULTI_WO_ERASE 0xCD /* CFA Write multiple without erase */ 288 #define WIN_GETMEDIASTATUS 0xDA 289 #define WIN_ACKMEDIACHANGE 0xDB /* ATA-1, ATA-2 vendor */ 290 #define WIN_POSTBOOT 0xDC 291 #define WIN_PREBOOT 0xDD 292 #define WIN_DOORLOCK 0xDE /* lock door on removable drives */ 293 #define WIN_DOORUNLOCK 0xDF /* unlock door on removable drives */ 294 #define WIN_STANDBYNOW1 0xE0 295 #define WIN_IDLEIMMEDIATE 0xE1 /* force drive to become "ready" */ 296 #define WIN_STANDBY 0xE2 /* Set device in Standby Mode */ 297 #define WIN_SETIDLE1 0xE3 298 #define WIN_READ_BUFFER 0xE4 /* force read only 1 sector */ 299 #define WIN_CHECKPOWERMODE1 0xE5 300 #define WIN_SLEEPNOW1 0xE6 301 #define WIN_FLUSH_CACHE 0xE7 302 #define WIN_WRITE_BUFFER 0xE8 /* force write only 1 sector */ 303 #define WIN_WRITE_SAME 0xE9 /* read ata-2 to use */ 304 /* SET_FEATURES 0x22 or 0xDD */ 305 #define WIN_FLUSH_CACHE_EXT 0xEA /* 48-Bit */ 306 #define WIN_IDENTIFY 0xEC /* ask drive to identify itself */ 307 #define WIN_MEDIAEJECT 0xED 308 #define WIN_IDENTIFY_DMA 0xEE /* same as WIN_IDENTIFY, but DMA */ 309 #define WIN_SETFEATURES 0xEF /* set special drive features */ 310 #define EXABYTE_ENABLE_NEST 0xF0 311 #define WIN_SECURITY_SET_PASS 0xF1 312 #define WIN_SECURITY_UNLOCK 0xF2 313 #define WIN_SECURITY_ERASE_PREPARE 0xF3 314 #define WIN_SECURITY_ERASE_UNIT 0xF4 315 #define WIN_SECURITY_FREEZE_LOCK 0xF5 316 #define WIN_SECURITY_DISABLE 0xF6 317 #define WIN_READ_NATIVE_MAX 0xF8 /* return the native maximum address */ 318 #define WIN_SET_MAX 0xF9 319 #define DISABLE_SEAGATE 0xFB 320 321 /* WIN_SMART sub-commands */ 322 323 #define SMART_READ_VALUES 0xD0 324 #define SMART_READ_THRESHOLDS 0xD1 325 #define SMART_AUTOSAVE 0xD2 326 #define SMART_SAVE 0xD3 327 #define SMART_IMMEDIATE_OFFLINE 0xD4 328 #define SMART_READ_LOG_SECTOR 0xD5 329 #define SMART_WRITE_LOG_SECTOR 0xD6 330 #define SMART_WRITE_THRESHOLDS 0xD7 331 #define SMART_ENABLE 0xD8 332 #define SMART_DISABLE 0xD9 333 #define SMART_STATUS 0xDA 334 #define SMART_AUTO_OFFLINE 0xDB 335 336 /* Password used in TF4 & TF5 executing SMART commands */ 337 338 #define SMART_LCYL_PASS 0x4F 339 #define SMART_HCYL_PASS 0xC2 340 341 /* WIN_SETFEATURES sub-commands */ 342 #define SETFEATURES_EN_8BIT 0x01 /* Enable 8-Bit Transfers */ 343 #define SETFEATURES_EN_WCACHE 0x02 /* Enable write cache */ 344 #define SETFEATURES_DIS_DEFECT 0x04 /* Disable Defect Management */ 345 #define SETFEATURES_EN_APM 0x05 /* Enable advanced power management */ 346 #define SETFEATURES_EN_SAME_R 0x22 /* for a region ATA-1 */ 347 #define SETFEATURES_DIS_MSN 0x31 /* Disable Media Status Notification */ 348 #define SETFEATURES_DIS_RETRY 0x33 /* Disable Retry */ 349 #define SETFEATURES_EN_AAM 0x42 /* Enable Automatic Acoustic Management */ 350 #define SETFEATURES_RW_LONG 0x44 /* Set Length of VS bytes */ 351 #define SETFEATURES_SET_CACHE 0x54 /* Set Cache segments to SC Reg. Val */ 352 #define SETFEATURES_DIS_RLA 0x55 /* Disable read look-ahead feature */ 353 #define SETFEATURES_EN_RI 0x5D /* Enable release interrupt */ 354 #define SETFEATURES_EN_SI 0x5E /* Enable SERVICE interrupt */ 355 #define SETFEATURES_DIS_RPOD 0x66 /* Disable reverting to power on defaults */ 356 #define SETFEATURES_DIS_ECC 0x77 /* Disable ECC byte count */ 357 #define SETFEATURES_DIS_8BIT 0x81 /* Disable 8-Bit Transfers */ 358 #define SETFEATURES_DIS_WCACHE 0x82 /* Disable write cache */ 359 #define SETFEATURES_EN_DEFECT 0x84 /* Enable Defect Management */ 360 #define SETFEATURES_DIS_APM 0x85 /* Disable advanced power management */ 361 #define SETFEATURES_EN_ECC 0x88 /* Enable ECC byte count */ 362 #define SETFEATURES_EN_MSN 0x95 /* Enable Media Status Notification */ 363 #define SETFEATURES_EN_RETRY 0x99 /* Enable Retry */ 364 #define SETFEATURES_EN_RLA 0xAA /* Enable read look-ahead feature */ 365 #define SETFEATURES_PREFETCH 0xAB /* Sets drive prefetch value */ 366 #define SETFEATURES_EN_REST 0xAC /* ATA-1 */ 367 #define SETFEATURES_4B_RW_LONG 0xBB /* Set Length of 4 bytes */ 368 #define SETFEATURES_DIS_AAM 0xC2 /* Disable Automatic Acoustic Management */ 369 #define SETFEATURES_EN_RPOD 0xCC /* Enable reverting to power on defaults */ 370 #define SETFEATURES_DIS_RI 0xDD /* Disable release interrupt ATAPI */ 371 #define SETFEATURES_EN_SAME_M 0xDD /* for a entire device ATA-1 */ 372 #define SETFEATURES_DIS_SI 0xDE /* Disable SERVICE interrupt ATAPI */ 373 374 /* WIN_SECURITY sub-commands */ 375 376 #define SECURITY_SET_PASSWORD 0xBA 377 #define SECURITY_UNLOCK 0xBB 378 #define SECURITY_ERASE_PREPARE 0xBC 379 #define SECURITY_ERASE_UNIT 0xBD 380 #define SECURITY_FREEZE_LOCK 0xBE 381 #define SECURITY_DISABLE_PASSWORD 0xBF 382 383 struct hd_geometry { 384 unsigned char heads; 385 unsigned char sectors; 386 unsigned short cylinders; 387 unsigned long start; 388 }; 389 390 /* hd/ide ctl's that pass (arg) ptrs to user space are numbered 0x030n/0x031n */ 391 #define HDIO_GETGEO 0x0301 /* get device geometry */ 392 #define HDIO_GET_UNMASKINTR 0x0302 /* get current unmask setting */ 393 #define HDIO_GET_MULTCOUNT 0x0304 /* get current IDE blockmode setting */ 394 #define HDIO_GET_QDMA 0x0305 /* get use-qdma flag */ 395 396 #define HDIO_SET_XFER 0x0306 /* set transfer rate via proc */ 397 398 #define HDIO_OBSOLETE_IDENTITY 0x0307 /* OBSOLETE, DO NOT USE: returns 142 bytes */ 399 #define HDIO_GET_KEEPSETTINGS 0x0308 /* get keep-settings-on-reset flag */ 400 #define HDIO_GET_32BIT 0x0309 /* get current io_32bit setting */ 401 #define HDIO_GET_NOWERR 0x030a /* get ignore-write-error flag */ 402 #define HDIO_GET_DMA 0x030b /* get use-dma flag */ 403 #define HDIO_GET_NICE 0x030c /* get nice flags */ 404 #define HDIO_GET_IDENTITY 0x030d /* get IDE identification info */ 405 #define HDIO_GET_WCACHE 0x030e /* get write cache mode on|off */ 406 #define HDIO_GET_ACOUSTIC 0x030f /* get acoustic value */ 407 #define HDIO_GET_ADDRESS 0x0310 /* */ 408 409 #define HDIO_GET_BUSSTATE 0x031a /* get the bus state of the hwif */ 410 #define HDIO_TRISTATE_HWIF 0x031b /* execute a channel tristate */ 411 #define HDIO_DRIVE_RESET 0x031c /* execute a device reset */ 412 #define HDIO_DRIVE_TASKFILE 0x031d /* execute raw taskfile */ 413 #define HDIO_DRIVE_TASK 0x031e /* execute task and special drive command */ 414 #define HDIO_DRIVE_CMD 0x031f /* execute a special drive command */ 415 #define HDIO_DRIVE_CMD_AEB HDIO_DRIVE_TASK 416 417 /* hd/ide ctl's that pass (arg) non-ptr values are numbered 0x032n/0x033n */ 418 #define HDIO_SET_MULTCOUNT 0x0321 /* change IDE blockmode */ 419 #define HDIO_SET_UNMASKINTR 0x0322 /* permit other irqs during I/O */ 420 #define HDIO_SET_KEEPSETTINGS 0x0323 /* keep ioctl settings on reset */ 421 #define HDIO_SET_32BIT 0x0324 /* change io_32bit flags */ 422 #define HDIO_SET_NOWERR 0x0325 /* change ignore-write-error flag */ 423 #define HDIO_SET_DMA 0x0326 /* change use-dma flag */ 424 #define HDIO_SET_PIO_MODE 0x0327 /* reconfig interface to new speed */ 425 #ifndef __KERNEL__ 426 #define HDIO_SCAN_HWIF 0x0328 /* register and (re)scan interface */ 427 #define HDIO_UNREGISTER_HWIF 0x032a /* unregister interface */ 428 #endif 429 #define HDIO_SET_NICE 0x0329 /* set nice flags */ 430 #define HDIO_SET_WCACHE 0x032b /* change write cache enable-disable */ 431 #define HDIO_SET_ACOUSTIC 0x032c /* change acoustic behavior */ 432 #define HDIO_SET_BUSSTATE 0x032d /* set the bus state of the hwif */ 433 #define HDIO_SET_QDMA 0x032e /* change use-qdma flag */ 434 #define HDIO_SET_ADDRESS 0x032f /* change lba addressing modes */ 435 436 /* bus states */ 437 enum { 438 BUSSTATE_OFF = 0, 439 BUSSTATE_ON, 440 BUSSTATE_TRISTATE 441 }; 442 443 /* hd/ide ctl's that pass (arg) ptrs to user space are numbered 0x033n/0x033n */ 444 /* 0x330 is reserved - used to be HDIO_GETGEO_BIG */ 445 /* 0x331 is reserved - used to be HDIO_GETGEO_BIG_RAW */ 446 /* 0x338 is reserved - used to be HDIO_SET_IDE_SCSI */ 447 /* 0x339 is reserved - used to be HDIO_SET_SCSI_IDE */ 448 449 #define __NEW_HD_DRIVE_ID 450 451 /* 452 * Structure returned by HDIO_GET_IDENTITY, as per ANSI NCITS ATA6 rev.1b spec. 453 * 454 * If you change something here, please remember to update fix_driveid() in 455 * ide/probe.c. 456 */ 457 struct hd_driveid { 458 unsigned short config; /* lots of obsolete bit flags */ 459 unsigned short cyls; /* Obsolete, "physical" cyls */ 460 unsigned short reserved2; /* reserved (word 2) */ 461 unsigned short heads; /* Obsolete, "physical" heads */ 462 unsigned short track_bytes; /* unformatted bytes per track */ 463 unsigned short sector_bytes; /* unformatted bytes per sector */ 464 unsigned short sectors; /* Obsolete, "physical" sectors per track */ 465 unsigned short vendor0; /* vendor unique */ 466 unsigned short vendor1; /* vendor unique */ 467 unsigned short vendor2; /* Retired vendor unique */ 468 unsigned char serial_no[20]; /* 0 = not_specified */ 469 unsigned short buf_type; /* Retired */ 470 unsigned short buf_size; /* Retired, 512 byte increments 471 * 0 = not_specified 472 */ 473 unsigned short ecc_bytes; /* for r/w long cmds; 0 = not_specified */ 474 unsigned char fw_rev[8]; /* 0 = not_specified */ 475 unsigned char model[40]; /* 0 = not_specified */ 476 unsigned char max_multsect; /* 0=not_implemented */ 477 unsigned char vendor3; /* vendor unique */ 478 unsigned short dword_io; /* 0=not_implemented; 1=implemented */ 479 unsigned char vendor4; /* vendor unique */ 480 unsigned char capability; /* (upper byte of word 49) 481 * 3: IORDYsup 482 * 2: IORDYsw 483 * 1: LBA 484 * 0: DMA 485 */ 486 unsigned short reserved50; /* reserved (word 50) */ 487 unsigned char vendor5; /* Obsolete, vendor unique */ 488 unsigned char tPIO; /* Obsolete, 0=slow, 1=medium, 2=fast */ 489 unsigned char vendor6; /* Obsolete, vendor unique */ 490 unsigned char tDMA; /* Obsolete, 0=slow, 1=medium, 2=fast */ 491 unsigned short field_valid; /* (word 53) 492 * 2: ultra_ok word 88 493 * 1: eide_ok words 64-70 494 * 0: cur_ok words 54-58 495 */ 496 unsigned short cur_cyls; /* Obsolete, logical cylinders */ 497 unsigned short cur_heads; /* Obsolete, l heads */ 498 unsigned short cur_sectors; /* Obsolete, l sectors per track */ 499 unsigned short cur_capacity0; /* Obsolete, l total sectors on drive */ 500 unsigned short cur_capacity1; /* Obsolete, (2 words, misaligned int) */ 501 unsigned char multsect; /* current multiple sector count */ 502 unsigned char multsect_valid; /* when (bit0==1) multsect is ok */ 503 unsigned int lba_capacity; /* Obsolete, total number of sectors */ 504 unsigned short dma_1word; /* Obsolete, single-word dma info */ 505 unsigned short dma_mword; /* multiple-word dma info */ 506 unsigned short eide_pio_modes; /* bits 0:mode3 1:mode4 */ 507 unsigned short eide_dma_min; /* min mword dma cycle time (ns) */ 508 unsigned short eide_dma_time; /* recommended mword dma cycle time (ns) */ 509 unsigned short eide_pio; /* min cycle time (ns), no IORDY */ 510 unsigned short eide_pio_iordy; /* min cycle time (ns), with IORDY */ 511 unsigned short words69_70[2]; /* reserved words 69-70 512 * future command overlap and queuing 513 */ 514 unsigned short words71_74[4]; /* reserved words 71-74 515 * for IDENTIFY PACKET DEVICE command 516 */ 517 unsigned short queue_depth; /* (word 75) 518 * 15:5 reserved 519 * 4:0 Maximum queue depth -1 520 */ 521 unsigned short words76_79[4]; /* reserved words 76-79 */ 522 unsigned short major_rev_num; /* (word 80) */ 523 unsigned short minor_rev_num; /* (word 81) */ 524 unsigned short command_set_1; /* (word 82) supported 525 * 15: Obsolete 526 * 14: NOP command 527 * 13: READ_BUFFER 528 * 12: WRITE_BUFFER 529 * 11: Obsolete 530 * 10: Host Protected Area 531 * 9: DEVICE Reset 532 * 8: SERVICE Interrupt 533 * 7: Release Interrupt 534 * 6: look-ahead 535 * 5: write cache 536 * 4: PACKET Command 537 * 3: Power Management Feature Set 538 * 2: Removable Feature Set 539 * 1: Security Feature Set 540 * 0: SMART Feature Set 541 */ 542 unsigned short command_set_2; /* (word 83) 543 * 15: Shall be ZERO 544 * 14: Shall be ONE 545 * 13: FLUSH CACHE EXT 546 * 12: FLUSH CACHE 547 * 11: Device Configuration Overlay 548 * 10: 48-bit Address Feature Set 549 * 9: Automatic Acoustic Management 550 * 8: SET MAX security 551 * 7: reserved 1407DT PARTIES 552 * 6: SetF sub-command Power-Up 553 * 5: Power-Up in Standby Feature Set 554 * 4: Removable Media Notification 555 * 3: APM Feature Set 556 * 2: CFA Feature Set 557 * 1: READ/WRITE DMA QUEUED 558 * 0: Download MicroCode 559 */ 560 unsigned short cfsse; /* (word 84) 561 * cmd set-feature supported extensions 562 * 15: Shall be ZERO 563 * 14: Shall be ONE 564 * 13:6 reserved 565 * 5: General Purpose Logging 566 * 4: Streaming Feature Set 567 * 3: Media Card Pass Through 568 * 2: Media Serial Number Valid 569 * 1: SMART selt-test supported 570 * 0: SMART error logging 571 */ 572 unsigned short cfs_enable_1; /* (word 85) 573 * command set-feature enabled 574 * 15: Obsolete 575 * 14: NOP command 576 * 13: READ_BUFFER 577 * 12: WRITE_BUFFER 578 * 11: Obsolete 579 * 10: Host Protected Area 580 * 9: DEVICE Reset 581 * 8: SERVICE Interrupt 582 * 7: Release Interrupt 583 * 6: look-ahead 584 * 5: write cache 585 * 4: PACKET Command 586 * 3: Power Management Feature Set 587 * 2: Removable Feature Set 588 * 1: Security Feature Set 589 * 0: SMART Feature Set 590 */ 591 unsigned short cfs_enable_2; /* (word 86) 592 * command set-feature enabled 593 * 15: Shall be ZERO 594 * 14: Shall be ONE 595 * 13: FLUSH CACHE EXT 596 * 12: FLUSH CACHE 597 * 11: Device Configuration Overlay 598 * 10: 48-bit Address Feature Set 599 * 9: Automatic Acoustic Management 600 * 8: SET MAX security 601 * 7: reserved 1407DT PARTIES 602 * 6: SetF sub-command Power-Up 603 * 5: Power-Up in Standby Feature Set 604 * 4: Removable Media Notification 605 * 3: APM Feature Set 606 * 2: CFA Feature Set 607 * 1: READ/WRITE DMA QUEUED 608 * 0: Download MicroCode 609 */ 610 unsigned short csf_default; /* (word 87) 611 * command set-feature default 612 * 15: Shall be ZERO 613 * 14: Shall be ONE 614 * 13:6 reserved 615 * 5: General Purpose Logging enabled 616 * 4: Valid CONFIGURE STREAM executed 617 * 3: Media Card Pass Through enabled 618 * 2: Media Serial Number Valid 619 * 1: SMART selt-test supported 620 * 0: SMART error logging 621 */ 622 unsigned short dma_ultra; /* (word 88) */ 623 unsigned short trseuc; /* time required for security erase */ 624 unsigned short trsEuc; /* time required for enhanced erase */ 625 unsigned short CurAPMvalues; /* current APM values */ 626 unsigned short mprc; /* master password revision code */ 627 unsigned short hw_config; /* hardware config (word 93) 628 * 15: Shall be ZERO 629 * 14: Shall be ONE 630 * 13: 631 * 12: 632 * 11: 633 * 10: 634 * 9: 635 * 8: 636 * 7: 637 * 6: 638 * 5: 639 * 4: 640 * 3: 641 * 2: 642 * 1: 643 * 0: Shall be ONE 644 */ 645 unsigned short acoustic; /* (word 94) 646 * 15:8 Vendor's recommended value 647 * 7:0 current value 648 */ 649 unsigned short msrqs; /* min stream request size */ 650 unsigned short sxfert; /* stream transfer time */ 651 unsigned short sal; /* stream access latency */ 652 unsigned int spg; /* stream performance granularity */ 653 unsigned long long lba_capacity_2;/* 48-bit total number of sectors */ 654 unsigned short words104_125[22];/* reserved words 104-125 */ 655 unsigned short last_lun; /* (word 126) */ 656 unsigned short word127; /* (word 127) Feature Set 657 * Removable Media Notification 658 * 15:2 reserved 659 * 1:0 00 = not supported 660 * 01 = supported 661 * 10 = reserved 662 * 11 = reserved 663 */ 664 unsigned short dlf; /* (word 128) 665 * device lock function 666 * 15:9 reserved 667 * 8 security level 1:max 0:high 668 * 7:6 reserved 669 * 5 enhanced erase 670 * 4 expire 671 * 3 frozen 672 * 2 locked 673 * 1 en/disabled 674 * 0 capability 675 */ 676 unsigned short csfo; /* (word 129) 677 * current set features options 678 * 15:4 reserved 679 * 3: auto reassign 680 * 2: reverting 681 * 1: read-look-ahead 682 * 0: write cache 683 */ 684 unsigned short words130_155[26];/* reserved vendor words 130-155 */ 685 unsigned short word156; /* reserved vendor word 156 */ 686 unsigned short words157_159[3];/* reserved vendor words 157-159 */ 687 unsigned short cfa_power; /* (word 160) CFA Power Mode 688 * 15 word 160 supported 689 * 14 reserved 690 * 13 691 * 12 692 * 11:0 693 */ 694 unsigned short words161_175[15];/* Reserved for CFA */ 695 unsigned short words176_205[30];/* Current Media Serial Number */ 696 unsigned short words206_254[49];/* reserved words 206-254 */ 697 unsigned short integrity_word; /* (word 255) 698 * 15:8 Checksum 699 * 7:0 Signature 700 */ 701 }; 702 703 /* 704 * IDE "nice" flags. These are used on a per drive basis to determine 705 * when to be nice and give more bandwidth to the other devices which 706 * share the same IDE bus. 707 */ 708 #define IDE_NICE_DSC_OVERLAP (0) /* per the DSC overlap protocol */ 709 #define IDE_NICE_ATAPI_OVERLAP (1) /* not supported yet */ 710 #define IDE_NICE_1 (3) /* when probably won't affect us much */ 711 #ifndef __KERNEL__ 712 #define IDE_NICE_0 (2) /* when sure that it won't affect us */ 713 #define IDE_NICE_2 (4) /* when we know it's on our expense */ 714 #endif 715 716 #endif /* _LINUX_HDREG_H */ 717