1/*	$NetBSD: component.c,v 1.2 2010/03/01 13:12:19 pooka Exp $	*/
2
3/*
4 * Copyright (c) 2009 Antti Kantee.  All Rights Reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
16 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 */
27
28#include <sys/cdefs.h>
29__KERNEL_RCSID(0, "$NetBSD: component.c,v 1.2 2010/03/01 13:12:19 pooka Exp $");
30
31#include <sys/param.h>
32#include <sys/conf.h>
33#include <sys/device.h>
34#include <sys/stat.h>
35#include <sys/filedesc.h>
36
37#include <sys/vfs_syscalls.h>
38
39#include "rump_private.h"
40#include "rump_dev_private.h"
41#include "rump_vfs_private.h"
42
43RUMP_COMPONENT(RUMP_COMPONENT_DEV)
44{
45	extern const struct bdevsw dm_bdevsw;
46	extern const struct cdevsw dm_cdevsw;
47	devmajor_t bmaj, cmaj;
48	int error;
49
50	/* go, mydevfs */
51	bmaj = cmaj = -1;
52
53	if ((error = devsw_attach("dm", &dm_bdevsw, &bmaj,
54	    &dm_cdevsw, &cmaj)) != 0)
55		panic("cannot attach dm: %d", error);
56
57	do_sys_mkdir("/dev/mapper", 0770, UIO_SYSSPACE);
58
59	if ((error = rump_vfs_makedevnodes(S_IFCHR, "/dev/mapper/control", 0,
60		    cmaj, 0, 1)) != 0) {
61		panic("cannot create device-mapper control device: %d", error);
62
63	}
64}
65