1/* $NetBSD: xbdvar.h,v 1.16 2015/04/14 20:32:35 riastradh Exp $ */
2
3/*
4 *
5 * Copyright (c) 2004 Christian Limpach.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29
30#ifndef _XEN_XBDVAR_H_
31#define _XEN_XBDVAR_H_
32
33#include <sys/rndsource.h>
34
35struct xbd_softc {
36	device_t		sc_dev;		/* base device glue */
37	struct dk_softc		sc_dksc;	/* generic disk interface */
38	unsigned long		sc_xd_device;	/* cookie identifying device */
39	int			sc_shutdown;	/* about to be removed */
40	krndsource_t	sc_rnd_source;
41};
42
43struct xbd_attach_args {
44	const char 		*xa_device;
45	vdisk_t			*xa_xd;
46	struct sysctlnode	*xa_diskcookies;
47};
48
49int xbd_scan(device_t, struct xbd_attach_args *, cfprint_t);
50void xbd_suspend(void);
51void xbd_resume(void);
52
53#endif /* _XEN_XBDVAR_H_ */
54