sys/dev/pci/amrio.h

   1 /* $NetBSD: amrio.h,v 1.1 2006/07/23 12:01:26 bouyer Exp $ */
   2
   3 /*-
   4  * Copyright (c) 1999 Michael Smith
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  *
  28  * Copyright (c) 2002 Eric Moore
  29  * Copyright (c) 2002 LSI Logic Corporation
  30  * All rights reserved.
  31  *
  32  * Redistribution and use in source and binary forms, with or without
  33  * modification, are permitted provided that the following conditions
  34  * are met:
  35  * 1. Redistributions of source code must retain the above copyright
  36  *    notice, this list of conditions and the following disclaimer.
  37  * 2. Redistributions in binary form must reproduce the above copyright
  38  *    notice, this list of conditions and the following disclaimer in the
  39  *    documentation and/or other materials provided with the distribution.
  40  * 3. The party using or redistributing the source code and binary forms
  41  *    agrees to the disclaimer below and the terms and conditions set forth
  42  *    herein.
  43  *
  44  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  45  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  46  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  47  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  48  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  49  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  50  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  51  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  52  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  53  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  54  * SUCH DAMAGE.
  55  *
  56  *
  57  *      FreeBSD: src/sys/dev/amr/amrio.h,v 1.7 2005/12/14 03:26:49 scottl Exp
  58  */
  59
  60 /*
  61  * ioctl interface
  62  */
  63
  64 #include <sys/ioccom.h>
  65 #include <sys/param.h>
  66
  67 /*
  68  * Fetch the driver's interface version.
  69  */
  70 #define AMR_IO_VERSION_NUMBER   153
  71 #define AMR_IO_VERSION  _IOR('A', 0x200, int)
  72
  73 /*
  74  * Pass a command from userspace through to the adapter.
  75  *
  76  * Note that in order to be code-compatible with the Linux
  77  * interface where possible, the formatting of the au_cmd field is
  78  * somewhat Interesting.
  79  *
  80  * For normal commands, the layout is (fields from struct amr_mailbox_ioctl):
  81  *
  82  * 0            mb_command
  83  * 1            mb_channel
  84  * 2            mb_param
  85  * 3            mb_pad[0]
  86  * 4            mb_drive
  87  *
  88  * For SCSI passthrough commands, the layout is:
  89  *
  90  * 0            AMR_CMD_PASS    (0x3)
  91  * 1            reserved, 0
  92  * 2            cdb length
  93  * 3            cdb data
  94  * 3+cdb_len    passthrough control byte (timeout, ars, islogical)
  95  * 4+cdb_len    reserved, 0
  96  * 5+cdb_len    channel
  97  * 6+cdb_len    target
  98  */
  99
 100 struct amr_user_ioctl {
 101     unsigned char       au_cmd[32];     /* command text from userspace */
 102     void                *au_buffer;     /* data buffer in userspace */
 103     unsigned long       au_length;      /* data buffer size (0 == no data) */
 104     int                 au_direction;   /* data transfer direction */
 105 #define AMR_IO_NODATA   0
 106 #define AMR_IO_READ     1
 107 #define AMR_IO_WRITE    2
 108     int                 au_status;      /* command status returned by adapter */
 109 };
 110
 111 #define AMR_IO_COMMAND  _IOWR('A', 0x201, struct amr_user_ioctl)
 112
 113 #if 0 /* defined(__amd64__) || defined(__ia64__) */
 114
 115 struct amr_user_ioctl32 {
 116     unsigned char       au_cmd[32];     /* command text from userspace */
 117     u_int32_t           au_buffer;      /* 32-bit pointer to uspace buf */
 118     u_int32_t           au_length;      /* length of the uspace buffer */
 119     int32_t             au_direction;   /* data transfer direction */
 120     int32_t             au_status;      /* command status returned by adapter */
 121 };
 122
 123 #       define AMR_IO_COMMAND32 _IOWR('A', 0x201, struct amr_user_ioctl32)
 124 #endif