qemu/include/block/scsi.h
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   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
 146const char *scsi_command_name(uint8_t cmd);
 147
 148/*
 149 * SERVICE ACTION IN subcodes
 150 */
 151#define SAI_READ_CAPACITY_16  0x10
 152
 153/*
 154 * READ POSITION service action codes
 155 */
 156#define SHORT_FORM_BLOCK_ID  0x00
 157#define SHORT_FORM_VENDOR_SPECIFIC 0x01
 158#define LONG_FORM            0x06
 159#define EXTENDED_FORM        0x08
 160
 161/*
 162 *  SAM Status codes
 163 */
 164
 165#define GOOD                 0x00
 166#define CHECK_CONDITION      0x02
 167#define CONDITION_GOOD       0x04
 168#define BUSY                 0x08
 169#define INTERMEDIATE_GOOD    0x10
 170#define INTERMEDIATE_C_GOOD  0x14
 171#define RESERVATION_CONFLICT 0x18
 172#define COMMAND_TERMINATED   0x22
 173#define TASK_SET_FULL        0x28
 174#define ACA_ACTIVE           0x30
 175#define TASK_ABORTED         0x40
 176
 177#define STATUS_MASK          0x3e
 178
 179/*
 180 *  SENSE KEYS
 181 */
 182
 183#define NO_SENSE            0x00
 184#define RECOVERED_ERROR     0x01
 185#define NOT_READY           0x02
 186#define MEDIUM_ERROR        0x03
 187#define HARDWARE_ERROR      0x04
 188#define ILLEGAL_REQUEST     0x05
 189#define UNIT_ATTENTION      0x06
 190#define DATA_PROTECT        0x07
 191#define BLANK_CHECK         0x08
 192#define COPY_ABORTED        0x0a
 193#define ABORTED_COMMAND     0x0b
 194#define VOLUME_OVERFLOW     0x0d
 195#define MISCOMPARE          0x0e
 196
 197
 198/*
 199 *  DEVICE TYPES
 200 */
 201
 202#define TYPE_DISK           0x00
 203#define TYPE_TAPE           0x01
 204#define TYPE_PRINTER        0x02
 205#define TYPE_PROCESSOR      0x03    /* HP scanners use this */
 206#define TYPE_WORM           0x04    /* Treated as ROM by our system */
 207#define TYPE_ROM            0x05
 208#define TYPE_SCANNER        0x06
 209#define TYPE_MOD            0x07    /* Magneto-optical disk -
 210                                     * - treated as TYPE_DISK */
 211#define TYPE_MEDIUM_CHANGER 0x08
 212#define TYPE_STORAGE_ARRAY  0x0c    /* Storage array device */
 213#define TYPE_ENCLOSURE      0x0d    /* Enclosure Services Device */
 214#define TYPE_RBC            0x0e    /* Simplified Direct-Access Device */
 215#define TYPE_OSD            0x11    /* Object-storage Device */
 216#define TYPE_WLUN           0x1e    /* Well known LUN */
 217#define TYPE_NOT_PRESENT    0x1f
 218#define TYPE_INACTIVE       0x20
 219#define TYPE_NO_LUN         0x7f
 220
 221/* Mode page codes for mode sense/set */
 222#define MODE_PAGE_R_W_ERROR                   0x01
 223#define MODE_PAGE_HD_GEOMETRY                 0x04
 224#define MODE_PAGE_FLEXIBLE_DISK_GEOMETRY      0x05
 225#define MODE_PAGE_CACHING                     0x08
 226#define MODE_PAGE_AUDIO_CTL                   0x0e
 227#define MODE_PAGE_POWER                       0x1a
 228#define MODE_PAGE_FAULT_FAIL                  0x1c
 229#define MODE_PAGE_TO_PROTECT                  0x1d
 230#define MODE_PAGE_CAPABILITIES                0x2a
 231#define MODE_PAGE_ALLS                        0x3f
 232/* Not in Mt. Fuji, but in ATAPI 2.6 -- deprecated now in favor
 233 * of MODE_PAGE_SENSE_POWER */
 234#define MODE_PAGE_CDROM                       0x0d
 235
 236/* Event notification classes for GET EVENT STATUS NOTIFICATION */
 237#define GESN_NO_EVENTS                0
 238#define GESN_OPERATIONAL_CHANGE       1
 239#define GESN_POWER_MANAGEMENT         2
 240#define GESN_EXTERNAL_REQUEST         3
 241#define GESN_MEDIA                    4
 242#define GESN_MULTIPLE_HOSTS           5
 243#define GESN_DEVICE_BUSY              6
 244
 245/* Event codes for MEDIA event status notification */
 246#define MEC_NO_CHANGE                 0
 247#define MEC_EJECT_REQUESTED           1
 248#define MEC_NEW_MEDIA                 2
 249#define MEC_MEDIA_REMOVAL             3 /* only for media changers */
 250#define MEC_MEDIA_CHANGED             4 /* only for media changers */
 251#define MEC_BG_FORMAT_COMPLETED       5 /* MRW or DVD+RW b/g format completed */
 252#define MEC_BG_FORMAT_RESTARTED       6 /* MRW or DVD+RW b/g format restarted */
 253
 254#define MS_TRAY_OPEN                  1
 255#define MS_MEDIA_PRESENT              2
 256
 257/*
 258 * Based on values from <linux/cdrom.h> but extending CD_MINS
 259 * to the maximum common size allowed by the Orange's Book ATIP
 260 *
 261 * 90 and 99 min CDs are also available but using them as the
 262 * upper limit reduces the effectiveness of the heuristic to
 263 * detect DVDs burned to less than 25% of their maximum capacity
 264 */
 265
 266/* Some generally useful CD-ROM information */
 267#define CD_MINS                       80 /* max. minutes per CD */
 268#define CD_SECS                       60 /* seconds per minute */
 269#define CD_FRAMES                     75 /* frames per second */
 270#define CD_FRAMESIZE                2048 /* bytes per frame, "cooked" mode */
 271#define CD_MAX_BYTES       (CD_MINS * CD_SECS * CD_FRAMES * CD_FRAMESIZE)
 272#define CD_MAX_SECTORS     (CD_MAX_BYTES / 512)
 273
 274/*
 275 * The MMC values are not IDE specific and might need to be moved
 276 * to a common header if they are also needed for the SCSI emulation
 277 */
 278
 279/* Profile list from MMC-6 revision 1 table 91 */
 280#define MMC_PROFILE_NONE                0x0000
 281#define MMC_PROFILE_CD_ROM              0x0008
 282#define MMC_PROFILE_CD_R                0x0009
 283#define MMC_PROFILE_CD_RW               0x000A
 284#define MMC_PROFILE_DVD_ROM             0x0010
 285#define MMC_PROFILE_DVD_R_SR            0x0011
 286#define MMC_PROFILE_DVD_RAM             0x0012
 287#define MMC_PROFILE_DVD_RW_RO           0x0013
 288#define MMC_PROFILE_DVD_RW_SR           0x0014
 289#define MMC_PROFILE_DVD_R_DL_SR         0x0015
 290#define MMC_PROFILE_DVD_R_DL_JR         0x0016
 291#define MMC_PROFILE_DVD_RW_DL           0x0017
 292#define MMC_PROFILE_DVD_DDR             0x0018
 293#define MMC_PROFILE_DVD_PLUS_RW         0x001A
 294#define MMC_PROFILE_DVD_PLUS_R          0x001B
 295#define MMC_PROFILE_DVD_PLUS_RW_DL      0x002A
 296#define MMC_PROFILE_DVD_PLUS_R_DL       0x002B
 297#define MMC_PROFILE_BD_ROM              0x0040
 298#define MMC_PROFILE_BD_R_SRM            0x0041
 299#define MMC_PROFILE_BD_R_RRM            0x0042
 300#define MMC_PROFILE_BD_RE               0x0043
 301#define MMC_PROFILE_HDDVD_ROM           0x0050
 302#define MMC_PROFILE_HDDVD_R             0x0051
 303#define MMC_PROFILE_HDDVD_RAM           0x0052
 304#define MMC_PROFILE_HDDVD_RW            0x0053
 305#define MMC_PROFILE_HDDVD_R_DL          0x0058
 306#define MMC_PROFILE_HDDVD_RW_DL         0x005A
 307#define MMC_PROFILE_INVALID             0xFFFF
 308
 309#endif
 310