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
100struct 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
115struct 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