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Annotation of qemu/roms/openbios/drivers/scsi.h, revision 1.1

1.1     ! root        1: #ifndef _LINUX_SCSI_H
        !             2: #define _LINUX_SCSI_H
        !             3: 
        !             4: /*
        !             5:  * This header file contains public constants and structures used by
        !             6:  * the scsi code for linux.
        !             7:  */
        !             8: 
        !             9: /*
        !            10:     $Header: /usr/src/linux/include/linux/RCS/scsi.h,v 1.3 1993/09/24 12:20:33 drew Exp $
        !            11: 
        !            12:     For documentation on the OPCODES, MESSAGES, and SENSE values,
        !            13:     please consult the SCSI standard.
        !            14: 
        !            15: */
        !            16: 
        !            17: /*
        !            18:  *      SCSI opcodes
        !            19:  */
        !            20: 
        !            21: #define TEST_UNIT_READY       0x00
        !            22: #define REZERO_UNIT           0x01
        !            23: #define REQUEST_SENSE         0x03
        !            24: #define FORMAT_UNIT           0x04
        !            25: #define READ_BLOCK_LIMITS     0x05
        !            26: #define REASSIGN_BLOCKS       0x07
        !            27: #define READ_6                0x08
        !            28: #define WRITE_6               0x0a
        !            29: #define SEEK_6                0x0b
        !            30: #define READ_REVERSE          0x0f
        !            31: #define WRITE_FILEMARKS       0x10
        !            32: #define SPACE                 0x11
        !            33: #define INQUIRY               0x12
        !            34: #define RECOVER_BUFFERED_DATA 0x14
        !            35: #define MODE_SELECT           0x15
        !            36: #define RESERVE               0x16
        !            37: #define RELEASE               0x17
        !            38: #define COPY                  0x18
        !            39: #define ERASE                 0x19
        !            40: #define MODE_SENSE            0x1a
        !            41: #define START_STOP            0x1b
        !            42: #define RECEIVE_DIAGNOSTIC    0x1c
        !            43: #define SEND_DIAGNOSTIC       0x1d
        !            44: #define ALLOW_MEDIUM_REMOVAL  0x1e
        !            45: 
        !            46: #define SET_WINDOW            0x24
        !            47: #define READ_CAPACITY         0x25
        !            48: #define READ_10               0x28
        !            49: #define WRITE_10              0x2a
        !            50: #define SEEK_10               0x2b
        !            51: #define WRITE_VERIFY          0x2e
        !            52: #define VERIFY                0x2f
        !            53: #define SEARCH_HIGH           0x30
        !            54: #define SEARCH_EQUAL          0x31
        !            55: #define SEARCH_LOW            0x32
        !            56: #define SET_LIMITS            0x33
        !            57: #define PRE_FETCH             0x34
        !            58: #define READ_POSITION         0x34
        !            59: #define SYNCHRONIZE_CACHE     0x35
        !            60: #define LOCK_UNLOCK_CACHE     0x36
        !            61: #define READ_DEFECT_DATA      0x37
        !            62: #define MEDIUM_SCAN           0x38
        !            63: #define COMPARE               0x39
        !            64: #define COPY_VERIFY           0x3a
        !            65: #define WRITE_BUFFER          0x3b
        !            66: #define READ_BUFFER           0x3c
        !            67: #define UPDATE_BLOCK          0x3d
        !            68: #define READ_LONG             0x3e
        !            69: #define WRITE_LONG            0x3f
        !            70: #define CHANGE_DEFINITION     0x40
        !            71: #define WRITE_SAME            0x41
        !            72: #define READ_TOC              0x43
        !            73: #define LOG_SELECT            0x4c
        !            74: #define LOG_SENSE             0x4d
        !            75: #define MODE_SELECT_10        0x55
        !            76: #define RESERVE_10            0x56
        !            77: #define RELEASE_10            0x57
        !            78: #define MODE_SENSE_10         0x5a
        !            79: #define PERSISTENT_RESERVE_IN 0x5e
        !            80: #define PERSISTENT_RESERVE_OUT 0x5f
        !            81: #define REPORT_LUNS           0xa0
        !            82: #define MOVE_MEDIUM           0xa5
        !            83: #define READ_12               0xa8
        !            84: #define WRITE_12              0xaa
        !            85: #define WRITE_VERIFY_12       0xae
        !            86: #define SEARCH_HIGH_12        0xb0
        !            87: #define SEARCH_EQUAL_12       0xb1
        !            88: #define SEARCH_LOW_12         0xb2
        !            89: #define READ_ELEMENT_STATUS   0xb8
        !            90: #define SEND_VOLUME_TAG       0xb6
        !            91: #define WRITE_LONG_2          0xea
        !            92: #define READ_16               0x88
        !            93: #define WRITE_16              0x8a
        !            94: #define VERIFY_16            0x8f
        !            95: #define SERVICE_ACTION_IN     0x9e
        !            96: /* values for service action in */
        !            97: #define SAI_READ_CAPACITY_16  0x10
        !            98: 
        !            99: #define SCSI_RETRY_10(c) ((c) == READ_6 || (c) == WRITE_6 || (c) == SEEK_6)
        !           100: 
        !           101: /*
        !           102:  *  SCSI Architecture Model (SAM) Status codes. Taken from SAM-3 draft
        !           103:  *  T10/1561-D Revision 4 Draft dated 7th November 2002.
        !           104:  */
        !           105: #define SAM_STAT_GOOD            0x00
        !           106: #define SAM_STAT_CHECK_CONDITION 0x02
        !           107: #define SAM_STAT_CONDITION_MET   0x04
        !           108: #define SAM_STAT_BUSY            0x08
        !           109: #define SAM_STAT_INTERMEDIATE    0x10
        !           110: #define SAM_STAT_INTERMEDIATE_CONDITION_MET 0x14
        !           111: #define SAM_STAT_RESERVATION_CONFLICT 0x18
        !           112: #define SAM_STAT_COMMAND_TERMINATED 0x22        /* obsolete in SAM-3 */
        !           113: #define SAM_STAT_TASK_SET_FULL   0x28
        !           114: #define SAM_STAT_ACA_ACTIVE      0x30
        !           115: #define SAM_STAT_TASK_ABORTED    0x40
        !           116: 
        !           117: /*
        !           118:  *  Status codes
        !           119:  */
        !           120: 
        !           121: #define GOOD                 0x00
        !           122: #define CHECK_CONDITION      0x01
        !           123: #define CONDITION_GOOD       0x02
        !           124: #define BUSY                 0x04
        !           125: #define INTERMEDIATE_GOOD    0x08
        !           126: #define INTERMEDIATE_C_GOOD  0x0a
        !           127: #define RESERVATION_CONFLICT 0x0c
        !           128: #define COMMAND_TERMINATED   0x11
        !           129: #define QUEUE_FULL           0x14
        !           130: 
        !           131: #define STATUS_MASK          0x3e
        !           132: 
        !           133: /*
        !           134:  *  SENSE KEYS
        !           135:  */
        !           136: 
        !           137: #define NO_SENSE            0x00
        !           138: #define RECOVERED_ERROR     0x01
        !           139: #define NOT_READY           0x02
        !           140: #define MEDIUM_ERROR        0x03
        !           141: #define HARDWARE_ERROR      0x04
        !           142: #define ILLEGAL_REQUEST     0x05
        !           143: #define UNIT_ATTENTION      0x06
        !           144: #define DATA_PROTECT        0x07
        !           145: #define BLANK_CHECK         0x08
        !           146: #define COPY_ABORTED        0x0a
        !           147: #define ABORTED_COMMAND     0x0b
        !           148: #define VOLUME_OVERFLOW     0x0d
        !           149: #define MISCOMPARE          0x0e
        !           150: 
        !           151: 
        !           152: /*
        !           153:  *  DEVICE TYPES
        !           154:  */
        !           155: 
        !           156: #define TYPE_DISK           0x00
        !           157: #define TYPE_TAPE           0x01
        !           158: #define TYPE_PRINTER        0x02
        !           159: #define TYPE_PROCESSOR      0x03    /* HP scanners use this */
        !           160: #define TYPE_WORM           0x04    /* Treated as ROM by our system */
        !           161: #define TYPE_ROM            0x05
        !           162: #define TYPE_SCANNER        0x06
        !           163: #define TYPE_MOD            0x07    /* Magneto-optical disk -
        !           164:                                     * - treated as TYPE_DISK */
        !           165: #define TYPE_MEDIUM_CHANGER 0x08
        !           166: #define TYPE_COMM           0x09    /* Communications device */
        !           167: #define TYPE_ENCLOSURE      0x0d    /* Enclosure Services Device */
        !           168: #define TYPE_NO_LUN         0x7f
        !           169: 
        !           170: /*
        !           171:  * standard mode-select header prepended to all mode-select commands
        !           172:  *
        !           173:  * moved here from cdrom.h -- kraxel
        !           174:  */
        !           175: 
        !           176: struct ccs_modesel_head
        !           177: {
        !           178:     uint8_t  _r1;    /* reserved */
        !           179:     uint8_t  medium; /* device-specific medium type */
        !           180:     uint8_t  _r2;    /* reserved */
        !           181:     uint8_t  block_desc_length; /* block descriptor length */
        !           182:     uint8_t  density; /* device-specific density code */
        !           183:     uint8_t  number_blocks_hi; /* number of blocks in this block desc */
        !           184:     uint8_t  number_blocks_med;
        !           185:     uint8_t  number_blocks_lo;
        !           186:     uint8_t  _r3;
        !           187:     uint8_t  block_length_hi; /* block length for blocks in this desc */
        !           188:     uint8_t  block_length_med;
        !           189:     uint8_t  block_length_lo;
        !           190: };
        !           191: 
        !           192: /*
        !           193:  *  MESSAGE CODES
        !           194:  */
        !           195: 
        !           196: #define COMMAND_COMPLETE    0x00
        !           197: #define EXTENDED_MESSAGE    0x01
        !           198: #define     EXTENDED_MODIFY_DATA_POINTER    0x00
        !           199: #define     EXTENDED_SDTR                   0x01
        !           200: #define     EXTENDED_EXTENDED_IDENTIFY      0x02    /* SCSI-I only */
        !           201: #define     EXTENDED_WDTR                   0x03
        !           202: #define SAVE_POINTERS       0x02
        !           203: #define RESTORE_POINTERS    0x03
        !           204: #define DISCONNECT          0x04
        !           205: #define INITIATOR_ERROR     0x05
        !           206: #define ABORT               0x06
        !           207: #define MESSAGE_REJECT      0x07
        !           208: #define NOP                 0x08
        !           209: #define MSG_PARITY_ERROR    0x09
        !           210: #define LINKED_CMD_COMPLETE 0x0a
        !           211: #define LINKED_FLG_CMD_COMPLETE 0x0b
        !           212: #define BUS_DEVICE_RESET    0x0c
        !           213: 
        !           214: #define INITIATE_RECOVERY   0x0f            /* SCSI-II only */
        !           215: #define RELEASE_RECOVERY    0x10            /* SCSI-II only */
        !           216: 
        !           217: #define SIMPLE_QUEUE_TAG    0x20
        !           218: #define HEAD_OF_QUEUE_TAG   0x21
        !           219: #define ORDERED_QUEUE_TAG   0x22
        !           220: 
        !           221: /*
        !           222:  * Here are some scsi specific ioctl commands which are sometimes useful.
        !           223:  */
        !           224: /* These are a few other constants  only used by scsi  devices */
        !           225: /* Note that include/linux/cdrom.h also defines IOCTL 0x5300 - 0x5395 */
        !           226: 
        !           227: #define SCSI_IOCTL_GET_IDLUN 0x5382    /* conflicts with CDROMAUDIOBUFSIZ */
        !           228: 
        !           229: /* Used to turn on and off tagged queuing for scsi devices */
        !           230: 
        !           231: #define SCSI_IOCTL_TAGGED_ENABLE 0x5383
        !           232: #define SCSI_IOCTL_TAGGED_DISABLE 0x5384
        !           233: 
        !           234: /* Used to obtain the host number of a device. */
        !           235: #define SCSI_IOCTL_PROBE_HOST 0x5385
        !           236: 
        !           237: /* Used to get the bus number for a device */
        !           238: #define SCSI_IOCTL_GET_BUS_NUMBER 0x5386
        !           239: 
        !           240: /* Used to get the PCI location of a device */
        !           241: #define SCSI_IOCTL_GET_PCI 0x5387
        !           242: 
        !           243: /*
        !           244:  * Overrides for Emacs so that we follow Linus's tabbing style.
        !           245:  * Emacs will notice this stuff at the end of the file and automatically
        !           246:  * adjust the settings for this buffer only.  This must remain at the end
        !           247:  * of the file.
        !           248:  * ---------------------------------------------------------------------------
        !           249:  * Local variables:
        !           250:  * c-indent-level: 4
        !           251:  * c-brace-imaginary-offset: 0
        !           252:  * c-brace-offset: -4
        !           253:  * c-argdecl-indent: 4
        !           254:  * c-label-offset: -4
        !           255:  * c-continued-statement-offset: 4
        !           256:  * c-continued-brace-offset: 0
        !           257:  * indent-tabs-mode: nil
        !           258:  * tab-width: 8
        !           259:  * End:
        !           260:  */
        !           261: 
        !           262: #endif

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