include/block/scsi.h

   1 /* Copyright (C) 1998, 1999 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with this library; if not, see <http://www.gnu.org/licenses/>.
  16 */
  17
  18 /*
  19  * This header file contains public constants and structures used by
  20  * the scsi code for linux.
  21  */
  22 #ifndef HW_SCSI_DEFS_H
  23 #define HW_SCSI_DEFS_H 1
  24
  25 /*
  26  *      SCSI opcodes
  27  */
  28
  29 #define TEST_UNIT_READY       0x00
  30 #define REWIND                0x01
  31 #define REQUEST_SENSE         0x03
  32 #define FORMAT_UNIT           0x04
  33 #define READ_BLOCK_LIMITS     0x05
  34 #define INITIALIZE_ELEMENT_STATUS 0x07
  35 #define REASSIGN_BLOCKS       0x07
  36 #define READ_6                0x08
  37 #define WRITE_6               0x0a
  38 #define SET_CAPACITY          0x0b
  39 #define READ_REVERSE          0x0f
  40 #define WRITE_FILEMARKS       0x10
  41 #define SPACE                 0x11
  42 #define INQUIRY               0x12
  43 #define RECOVER_BUFFERED_DATA 0x14
  44 #define MODE_SELECT           0x15
  45 #define RESERVE               0x16
  46 #define RELEASE               0x17
  47 #define COPY                  0x18
  48 #define ERASE                 0x19
  49 #define MODE_SENSE            0x1a
  50 #define LOAD_UNLOAD           0x1b
  51 #define START_STOP            0x1b
  52 #define RECEIVE_DIAGNOSTIC    0x1c
  53 #define SEND_DIAGNOSTIC       0x1d
  54 #define ALLOW_MEDIUM_REMOVAL  0x1e
  55 #define READ_CAPACITY_10      0x25
  56 #define READ_10               0x28
  57 #define WRITE_10              0x2a
  58 #define SEEK_10               0x2b
  59 #define LOCATE_10             0x2b
  60 #define POSITION_TO_ELEMENT   0x2b
  61 #define WRITE_VERIFY_10       0x2e
  62 #define VERIFY_10             0x2f
  63 #define SEARCH_HIGH           0x30
  64 #define SEARCH_EQUAL          0x31
  65 #define SEARCH_LOW            0x32
  66 #define SET_LIMITS            0x33
  67 #define PRE_FETCH             0x34
  68 #define READ_POSITION         0x34
  69 #define SYNCHRONIZE_CACHE     0x35
  70 #define LOCK_UNLOCK_CACHE     0x36
  71 #define INITIALIZE_ELEMENT_STATUS_WITH_RANGE 0x37
  72 #define READ_DEFECT_DATA      0x37
  73 #define MEDIUM_SCAN           0x38
  74 #define COMPARE               0x39
  75 #define COPY_VERIFY           0x3a
  76 #define WRITE_BUFFER          0x3b
  77 #define READ_BUFFER           0x3c
  78 #define UPDATE_BLOCK          0x3d
  79 #define READ_LONG_10          0x3e
  80 #define WRITE_LONG_10         0x3f
  81 #define CHANGE_DEFINITION     0x40
  82 #define WRITE_SAME_10         0x41
  83 #define UNMAP                 0x42
  84 #define READ_TOC              0x43
  85 #define REPORT_DENSITY_SUPPORT 0x44
  86 #define GET_CONFIGURATION     0x46
  87 #define SANITIZE              0x48
  88 #define GET_EVENT_STATUS_NOTIFICATION 0x4a
  89 #define LOG_SELECT            0x4c
  90 #define LOG_SENSE             0x4d
  91 #define READ_DISC_INFORMATION 0x51
  92 #define RESERVE_TRACK         0x53
  93 #define MODE_SELECT_10        0x55
  94 #define RESERVE_10            0x56
  95 #define RELEASE_10            0x57
  96 #define MODE_SENSE_10         0x5a
  97 #define SEND_CUE_SHEET        0x5d
  98 #define PERSISTENT_RESERVE_IN 0x5e
  99 #define PERSISTENT_RESERVE_OUT 0x5f
 100 #define VARLENGTH_CDB         0x7f
 101 #define WRITE_FILEMARKS_16    0x80
 102 #define READ_REVERSE_16       0x81
 103 #define ALLOW_OVERWRITE       0x82
 104 #define EXTENDED_COPY         0x83
 105 #define ATA_PASSTHROUGH_16    0x85
 106 #define ACCESS_CONTROL_IN     0x86
 107 #define ACCESS_CONTROL_OUT    0x87
 108 #define READ_16               0x88
 109 #define COMPARE_AND_WRITE     0x89
 110 #define WRITE_16              0x8a
 111 #define WRITE_VERIFY_16       0x8e
 112 #define VERIFY_16             0x8f
 113 #define PRE_FETCH_16          0x90
 114 #define SPACE_16              0x91
 115 #define SYNCHRONIZE_CACHE_16  0x91
 116 #define LOCATE_16             0x92
 117 #define WRITE_SAME_16         0x93
 118 #define ERASE_16              0x93
 119 #define SERVICE_ACTION_IN_16  0x9e
 120 #define WRITE_LONG_16         0x9f
 121 #define REPORT_LUNS           0xa0
 122 #define ATA_PASSTHROUGH_12    0xa1
 123 #define MAINTENANCE_IN        0xa3
 124 #define MAINTENANCE_OUT       0xa4
 125 #define MOVE_MEDIUM           0xa5
 126 #define EXCHANGE_MEDIUM       0xa6
 127 #define SET_READ_AHEAD        0xa7
 128 #define READ_12               0xa8
 129 #define WRITE_12              0xaa
 130 #define SERVICE_ACTION_IN_12  0xab
 131 #define ERASE_12              0xac
 132 #define READ_DVD_STRUCTURE    0xad
 133 #define WRITE_VERIFY_12       0xae
 134 #define VERIFY_12             0xaf
 135 #define SEARCH_HIGH_12        0xb0
 136 #define SEARCH_EQUAL_12       0xb1
 137 #define SEARCH_LOW_12         0xb2
 138 #define READ_ELEMENT_STATUS   0xb8
 139 #define SEND_VOLUME_TAG       0xb6
 140 #define READ_DEFECT_DATA_12   0xb7
 141 #define SET_CD_SPEED          0xbb
 142 #define MECHANISM_STATUS      0xbd
 143 #define READ_CD               0xbe
 144 #define SEND_DVD_STRUCTURE    0xbf
 145
 146 /*
 147  * SERVICE ACTION IN subcodes
 148  */
 149 #define SAI_READ_CAPACITY_16  0x10
 150
 151 /*
 152  * READ POSITION service action codes
 153  */
 154 #define SHORT_FORM_BLOCK_ID  0x00
 155 #define SHORT_FORM_VENDOR_SPECIFIC 0x01
 156 #define LONG_FORM            0x06
 157 #define EXTENDED_FORM        0x08
 158
 159 /*
 160  *  SAM Status codes
 161  */
 162
 163 #define GOOD                 0x00
 164 #define CHECK_CONDITION      0x02
 165 #define CONDITION_GOOD       0x04
 166 #define BUSY                 0x08
 167 #define INTERMEDIATE_GOOD    0x10
 168 #define INTERMEDIATE_C_GOOD  0x14
 169 #define RESERVATION_CONFLICT 0x18
 170 #define COMMAND_TERMINATED   0x22
 171 #define TASK_SET_FULL        0x28
 172 #define ACA_ACTIVE           0x30
 173 #define TASK_ABORTED         0x40
 174
 175 #define STATUS_MASK          0x3e
 176
 177 /*
 178  *  SENSE KEYS
 179  */
 180
 181 #define NO_SENSE            0x00
 182 #define RECOVERED_ERROR     0x01
 183 #define NOT_READY           0x02
 184 #define MEDIUM_ERROR        0x03
 185 #define HARDWARE_ERROR      0x04
 186 #define ILLEGAL_REQUEST     0x05
 187 #define UNIT_ATTENTION      0x06
 188 #define DATA_PROTECT        0x07
 189 #define BLANK_CHECK         0x08
 190 #define COPY_ABORTED        0x0a
 191 #define ABORTED_COMMAND     0x0b
 192 #define VOLUME_OVERFLOW     0x0d
 193 #define MISCOMPARE          0x0e
 194
 195
 196 /*
 197  *  DEVICE TYPES
 198  */
 199
 200 #define TYPE_DISK           0x00
 201 #define TYPE_TAPE           0x01
 202 #define TYPE_PRINTER        0x02
 203 #define TYPE_PROCESSOR      0x03    /* HP scanners use this */
 204 #define TYPE_WORM           0x04    /* Treated as ROM by our system */
 205 #define TYPE_ROM            0x05
 206 #define TYPE_SCANNER        0x06
 207 #define TYPE_MOD            0x07    /* Magneto-optical disk -
 208                                      * - treated as TYPE_DISK */
 209 #define TYPE_MEDIUM_CHANGER 0x08
 210 #define TYPE_STORAGE_ARRAY  0x0c    /* Storage array device */
 211 #define TYPE_ENCLOSURE      0x0d    /* Enclosure Services Device */
 212 #define TYPE_RBC            0x0e    /* Simplified Direct-Access Device */
 213 #define TYPE_OSD            0x11    /* Object-storage Device */
 214 #define TYPE_WLUN           0x1e    /* Well known LUN */
 215 #define TYPE_NOT_PRESENT    0x1f
 216 #define TYPE_INACTIVE       0x20
 217 #define TYPE_NO_LUN         0x7f
 218
 219 /* Mode page codes for mode sense/set */
 220 #define MODE_PAGE_R_W_ERROR                   0x01
 221 #define MODE_PAGE_HD_GEOMETRY                 0x04
 222 #define MODE_PAGE_FLEXIBLE_DISK_GEOMETRY      0x05
 223 #define MODE_PAGE_CACHING                     0x08
 224 #define MODE_PAGE_AUDIO_CTL                   0x0e
 225 #define MODE_PAGE_POWER                       0x1a
 226 #define MODE_PAGE_FAULT_FAIL                  0x1c
 227 #define MODE_PAGE_TO_PROTECT                  0x1d
 228 #define MODE_PAGE_CAPABILITIES                0x2a
 229 #define MODE_PAGE_ALLS                        0x3f
 230 /* Not in Mt. Fuji, but in ATAPI 2.6 -- depricated now in favor
 231  * of MODE_PAGE_SENSE_POWER */
 232 #define MODE_PAGE_CDROM                       0x0d
 233
 234 /* Event notification classes for GET EVENT STATUS NOTIFICATION */
 235 #define GESN_NO_EVENTS                0
 236 #define GESN_OPERATIONAL_CHANGE       1
 237 #define GESN_POWER_MANAGEMENT         2
 238 #define GESN_EXTERNAL_REQUEST         3
 239 #define GESN_MEDIA                    4
 240 #define GESN_MULTIPLE_HOSTS           5
 241 #define GESN_DEVICE_BUSY              6
 242
 243 /* Event codes for MEDIA event status notification */
 244 #define MEC_NO_CHANGE                 0
 245 #define MEC_EJECT_REQUESTED           1
 246 #define MEC_NEW_MEDIA                 2
 247 #define MEC_MEDIA_REMOVAL             3 /* only for media changers */
 248 #define MEC_MEDIA_CHANGED             4 /* only for media changers */
 249 #define MEC_BG_FORMAT_COMPLETED       5 /* MRW or DVD+RW b/g format completed */
 250 #define MEC_BG_FORMAT_RESTARTED       6 /* MRW or DVD+RW b/g format restarted */
 251
 252 #define MS_TRAY_OPEN                  1
 253 #define MS_MEDIA_PRESENT              2
 254
 255 /*
 256  * Based on values from <linux/cdrom.h> but extending CD_MINS
 257  * to the maximum common size allowed by the Orange's Book ATIP
 258  *
 259  * 90 and 99 min CDs are also available but using them as the
 260  * upper limit reduces the effectiveness of the heuristic to
 261  * detect DVDs burned to less than 25% of their maximum capacity
 262  */
 263
 264 /* Some generally useful CD-ROM information */
 265 #define CD_MINS                       80 /* max. minutes per CD */
 266 #define CD_SECS                       60 /* seconds per minute */
 267 #define CD_FRAMES                     75 /* frames per second */
 268 #define CD_FRAMESIZE                2048 /* bytes per frame, "cooked" mode */
 269 #define CD_MAX_BYTES       (CD_MINS * CD_SECS * CD_FRAMES * CD_FRAMESIZE)
 270 #define CD_MAX_SECTORS     (CD_MAX_BYTES / 512)
 271
 272 /*
 273  * The MMC values are not IDE specific and might need to be moved
 274  * to a common header if they are also needed for the SCSI emulation
 275  */
 276
 277 /* Profile list from MMC-6 revision 1 table 91 */
 278 #define MMC_PROFILE_NONE                0x0000
 279 #define MMC_PROFILE_CD_ROM              0x0008
 280 #define MMC_PROFILE_CD_R                0x0009
 281 #define MMC_PROFILE_CD_RW               0x000A
 282 #define MMC_PROFILE_DVD_ROM             0x0010
 283 #define MMC_PROFILE_DVD_R_SR            0x0011
 284 #define MMC_PROFILE_DVD_RAM             0x0012
 285 #define MMC_PROFILE_DVD_RW_RO           0x0013
 286 #define MMC_PROFILE_DVD_RW_SR           0x0014
 287 #define MMC_PROFILE_DVD_R_DL_SR         0x0015
 288 #define MMC_PROFILE_DVD_R_DL_JR         0x0016
 289 #define MMC_PROFILE_DVD_RW_DL           0x0017
 290 #define MMC_PROFILE_DVD_DDR             0x0018
 291 #define MMC_PROFILE_DVD_PLUS_RW         0x001A
 292 #define MMC_PROFILE_DVD_PLUS_R          0x001B
 293 #define MMC_PROFILE_DVD_PLUS_RW_DL      0x002A
 294 #define MMC_PROFILE_DVD_PLUS_R_DL       0x002B
 295 #define MMC_PROFILE_BD_ROM              0x0040
 296 #define MMC_PROFILE_BD_R_SRM            0x0041
 297 #define MMC_PROFILE_BD_R_RRM            0x0042
 298 #define MMC_PROFILE_BD_RE               0x0043
 299 #define MMC_PROFILE_HDDVD_ROM           0x0050
 300 #define MMC_PROFILE_HDDVD_R             0x0051
 301 #define MMC_PROFILE_HDDVD_RAM           0x0052
 302 #define MMC_PROFILE_HDDVD_RW            0x0053
 303 #define MMC_PROFILE_HDDVD_R_DL          0x0058
 304 #define MMC_PROFILE_HDDVD_RW_DL         0x005A
 305 #define MMC_PROFILE_INVALID             0xFFFF
 306
 307 #endif