1/*	$OpenBSD: vscsivar.h,v 1.5 2011/04/05 15:28:49 dlg Exp $ */
2
3/*
4 * Copyright (c) 2008 David Gwynne <dlg@openbsd.org>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18
19#ifndef _SYS_DEV_VSCSIVAR_H
20#define _SYS_DEV_VSCSIVAR_H
21
22struct vscsi_ioc_i2t {
23	int			tag;
24
25	u_int			target;
26	u_int			lun;
27
28	struct scsi_generic	cmd;
29	size_t			cmdlen;
30
31	size_t			datalen;
32	int			direction;
33#define VSCSI_DIR_NONE		0
34#define VSCSI_DIR_READ		1
35#define VSCSI_DIR_WRITE		2
36};
37
38#define VSCSI_I2T _IOR('I', 0, struct vscsi_ioc_i2t)
39
40struct vscsi_ioc_data {
41	int			tag;
42
43	void *			data;
44	size_t			datalen;
45};
46
47#define VSCSI_DATA_READ _IOW('I', 1, struct vscsi_ioc_data)
48#define VSCSI_DATA_WRITE _IOW('I', 2, struct vscsi_ioc_data)
49
50struct vscsi_ioc_t2i {
51	int			tag;
52
53	int			status;
54#define VSCSI_STAT_DONE		0
55#define VSCSI_STAT_SENSE	1
56#define VSCSI_STAT_RESET	2
57#define VSCSI_STAT_ERR		3
58	struct scsi_sense_data	sense;
59};
60
61#define VSCSI_T2I _IOW('I', 3, struct vscsi_ioc_t2i)
62
63struct vscsi_ioc_devevent {
64	int			target;
65	int			lun;
66};
67
68#define VSCSI_REQPROBE _IOW('I', 4, struct vscsi_ioc_devevent)
69#define VSCSI_REQDETACH _IOW('I', 5, struct vscsi_ioc_devevent)
70
71#endif /* _SYS_DEV_VSCSIVAR_H */
72