1/*-
2 * Copyright (c) 2001 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 *	$FreeBSD$
27 */
28
29/********************************************************************************
30 * Control structures exchanged through the GAM interface with userland
31 * management tools.
32 *
33 * The member naming here is consistent with the Linux driver, with which this
34 * interface is basically compatible.
35 */
36struct mly_user_command
37{
38    unsigned char		ControllerNumber;
39    union mly_command_packet	CommandMailbox;
40    int				DataTransferLength;
41    int				RequestSenseLength;
42    void			*DataTransferBuffer;
43    void			*RequestSenseBuffer;
44    int				CommandStatus;		/* not in the Linux structure */
45};
46
47#define MLYIO_COMMAND	_IOWR('M', 200, struct mly_user_command)
48
49struct mly_user_health
50{
51    unsigned char	ControllerNumber;
52    void		*HealthStatusBuffer;
53};
54
55#define MLYIO_HEALTH	_IOW('M', 201, struct mly_user_health)
56
57/*
58 * Command queue statistics
59 */
60
61#define MLYQ_FREE	0
62#define MLYQ_BUSY	1
63#define MLYQ_COMPLETE	2
64#define MLYQ_COUNT	3
65
66struct mly_qstat
67{
68    u_int32_t	q_length;
69    u_int32_t	q_max;
70};
71