err.no Git - linux-2.6/blob - include/linux/hdreg.h

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