xref: /openbsd/sys/dev/vscsivar.h (revision d1c34fb1)
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 
22 struct 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 
40 struct 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 
50 struct 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 
63 struct 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