sys/dev/raid/mlx/mlxio.h

   1 /*-
   2  * Copyright (c) 1999 Michael Smith
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24  * SUCH DAMAGE.
  25  *
  26  *      $FreeBSD: src/sys/dev/mlx/mlxio.h,v 1.1.2.3 2001/06/25 04:37:51 msmith Exp $
  27  *      $DragonFly: src/sys/dev/raid/mlx/mlxio.h,v 1.2 2003/06/17 04:28:28 dillon Exp $
  28  */
  29
  30 #include <sys/ioccom.h>
  31
  32 /*
  33  * System Disk ioctls
  34  */
  35
  36 /* system disk status values */
  37 #define MLX_SYSD_ONLINE         0x03
  38 #define MLX_SYSD_CRITICAL       0x04
  39 #define MLX_SYSD_OFFLINE        0xff
  40
  41 #define MLXD_STATUS             _IOR ('M', 100, int)
  42 #define MLXD_CHECKASYNC         _IOR ('M', 101, int)    /* command result returned in argument */
  43
  44 /*
  45  * Controller ioctls
  46  */
  47 struct mlx_pause
  48 {
  49     int         mp_which;
  50 #define MLX_PAUSE_ALL           0xff
  51 #define MLX_PAUSE_CANCEL        0x00
  52     int         mp_when;
  53     int         mp_howlong;
  54 };
  55
  56 struct mlx_usercommand
  57 {
  58     /* data buffer */
  59     size_t      mu_datasize;    /* size of databuffer */
  60     void        *mu_buf;        /* address in userspace of databuffer */
  61     int         mu_bufptr;      /* offset into command mailbox to place databuffer address */
  62
  63     /* command */
  64     u_int16_t   mu_status;      /* command status returned */
  65     u_int8_t    mu_command[16]; /* command mailbox contents */
  66
  67     /* wrapper */
  68     int         mu_error;       /* result of submission to driver */
  69
  70 };
  71
  72 struct mlx_rebuild_request
  73 {
  74     int         rr_channel;
  75     int         rr_target;
  76     int         rr_status;
  77 };
  78
  79 struct mlx_rebuild_status
  80 {
  81     u_int16_t   rs_code;
  82 #define MLX_REBUILDSTAT_REBUILDCHECK    0x0000
  83 #define MLX_REBUILDSTAT_ADDCAPACITY     0x0400
  84 #define MLX_REBUILDSTAT_ADDCAPACITYINIT 0x0500
  85 #define MLX_REBUILDSTAT_IDLE            0xffff
  86     u_int16_t   rs_drive;
  87     int         rs_size;
  88     int         rs_remaining;
  89 };
  90
  91 #define MLX_NEXT_CHILD          _IOWR('M', 0, int)
  92 #define MLX_RESCAN_DRIVES       _IO  ('M', 1)
  93 #define MLX_DETACH_DRIVE        _IOW ('M', 2, int)
  94 #define MLX_PAUSE_CHANNEL       _IOW ('M', 3, struct mlx_pause)
  95 #define MLX_COMMAND             _IOWR('M', 4, struct mlx_usercommand)
  96 #define MLX_REBUILDASYNC        _IOWR('M', 5, struct mlx_rebuild_request)
  97 #define MLX_REBUILDSTAT         _IOR ('M', 6, struct mlx_rebuild_status)
  98 #define MLX_GET_SYSDRIVE        _IOWR('M', 7, int)