sys/compat/linux/common/linux_sg.h

   1 /* $NetBSD: linux_sg.h,v 1.1.2.2 2005/03/04 16:40:03 skrll Exp $ */
   2
   3 /*
   4  * Copyright (c) 2004 Soren S. Jorvang.  All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions, and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  25  * SUCH DAMAGE.
  26  */
  27
  28 #ifndef _LINUX_SG_H
  29 #define _LINUX_SG_H
  30
  31 /* sg driver version 3 */
  32 #define LINUX_SG_EMULATED_HOST          _LINUX_IO('"', 0x03)
  33 #define LINUX_SG_SET_TRANSFORM          _LINUX_IO('"', 0x04)
  34 #define LINUX_SG_GET_TRANSFORM          _LINUX_IO('"', 0x05)
  35 #define LINUX_SG_SET_RESERVED_SIZE      _LINUX_IO('"', 0x75)
  36 #define LINUX_SG_GET_RESERVED_SIZE      _LINUX_IO('"', 0x72)
  37 #define LINUX_SG_GET_SCSI_ID            _LINUX_IO('"', 0x76)
  38 #define LINUX_SG_SET_FORCE_LOW_DMA      _LINUX_IO('"', 0x79)
  39 #define LINUX_SG_GET_LOW_DMA            _LINUX_IO('"', 0x7a)
  40 #define LINUX_SG_SET_FORCE_PACK_ID      _LINUX_IO('"', 0x7b)
  41 #define LINUX_SG_GET_PACK_ID            _LINUX_IO('"', 0x7c)
  42 #define LINUX_SG_GET_NUM_WAITING        _LINUX_IO('"', 0x7d)
  43 #define LINUX_SG_GET_SG_TABLESIZE       _LINUX_IO('"', 0x7f)
  44 #define LINUX_SG_GET_VERSION_NUM        _LINUX_IO('"', 0x82)
  45 #define LINUX_SG_SCSI_RESET             _LINUX_IO('"', 0x84)
  46 #define LINUX_SG_IO                     _LINUX_IO('"', 0x85)
  47 #define LINUX_SG_GET_REQUEST_TABLE      _LINUX_IO('"', 0x86)
  48 #define LINUX_SG_SET_KEEP_ORPHAN        _LINUX_IO('"', 0x87)
  49 #define LINUX_SG_GET_KEEP_ORPHAN        _LINUX_IO('"', 0x88)
  50 #define LINUX_SG_GET_ACCESS_COUNT       _LINUX_IO('"', 0x89)
  51 /* sg driver version 2 */
  52 #define LINUX_SG_SET_TIMEOUT            _LINUX_IO('"', 0x01)
  53 #define LINUX_SG_GET_TIMEOUT            _LINUX_IO('"', 0x02)
  54 #define LINUX_SG_GET_COMMAND_Q          _LINUX_IO('"', 0x70)
  55 #define LINUX_SG_SET_COMMAND_Q          _LINUX_IO('"', 0x71)
  56 #define LINUX_SG_SET_DEBUG              _LINUX_IO('"', 0x7e)
  57 #define LINUX_SG_NEXT_CMD_LEN           _LINUX_IO('"', 0x83)
  58
  59
  60 struct linux_sg_io_hdr {
  61         int interface_id;
  62 #define SG_DXFER_NONE           -1
  63 #define SG_DXFER_TO_DEV         -2
  64 #define SG_DXFER_FROM_DEV       -3
  65 #define SG_DXFER_TO_FROM_DEV    -4
  66 #define SG_DXFER_UNKNOWN        -5
  67         int dxfer_direction;
  68         unsigned char cmd_len;
  69         unsigned char mx_sb_len;
  70         unsigned short iovec_count;
  71         unsigned int dxfer_len;
  72         void *dxferp;
  73         unsigned char *cmdp;
  74         unsigned char *sbp;
  75         unsigned int timeout;
  76         unsigned int flags;
  77         int pack_id;
  78         void *usr_ptr;
  79         unsigned char status;
  80         unsigned char masked_status;
  81         unsigned char msg_status;
  82         unsigned char sb_len_wr;
  83         unsigned short host_status;
  84         unsigned short driver_status;
  85         int resid;
  86         unsigned int duration;
  87         unsigned int info;
  88 };
  89
  90 #define SG_MAX_SENSE 16
  91
  92 /*
  93  * Host codes
  94  */
  95 #define LINUX_DID_OK            0x00    /* OK */
  96 #define LINUX_DID_NO_CONNECT    0x01    /* timeout during connect */
  97 #define LINUX_DID_BUS_BUSY      0x02    /* timeout during command */
  98 #define LINUX_DID_TIME_OUT      0x03    /* other timeout */
  99 #define LINUX_DID_BAD_TARGET    0x04    /* bad target */
 100 #define LINUX_DID_ABORT         0x05    /* abort */
 101 #define LINUX_DID_PARITY        0x06    /* parity error */
 102 #define LINUX_DID_ERROR         0x07    /* internal error */
 103 #define LINUX_DID_RESET         0x08    /* reset by somebody */
 104 #define LINUX_DID_BAD_INTR      0x09    /* unexpected interrupt */
 105 #define LINUX_DID_PASSTHROUGH   0x0a    /* passthrough */
 106 #define LINUX_DID_SOFT_ERROR    0x0b    /* low driver wants retry */
 107 #define LINUX_DID_IMM_RETRY     0x0c    /* retry without decreasing retrycnt */
 108
 109 /*
 110  * Driver codes
 111  */
 112 #define LINUX_DRIVER_BUSY       0x01
 113 #define LINUX_DRIVER_SOFT       0x02
 114 #define LINUX_DRIVER_MEDIA      0x03
 115 #define LINUX_DRIVER_ERROR      0x04
 116
 117 #define LINUX_DRIVER_INVALID    0x05
 118 #define LINUX_DRIVER_TIMEOUT    0x06
 119 #define LINUX_DRIVER_HARD       0x07
 120 #define LINUX_DRIVER_SENSE      0x08
 121
 122 #define LINUX_SUGGEST_RETRY     0x10
 123 #define LINUX_SUGGEST_ABORT     0x20
 124 #define LINUX_SUGGEST_REMAP     0x30
 125 #define LINUX_SUGGEST_DIE       0x40
 126 #define LINUX_SUGGEST_SENSE     0x80
 127 #define LINUX_SUGGEST_IS_OK     0xff
 128
 129 #define LINUX_DRIVER_MASK       0x0f
 130 #define LINUX_SUGGEST_MASK      0xf0
 131
 132 #endif /* !_LINUX_SG_H */