i686-linux-gnu-4.7/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 */