1 /* $NetBSD: md_component.c,v 1.3 2022/03/31 19:30:17 pgoyette Exp $ */
2
3 /*
4 * Copyright (c) 2010 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: md_component.c,v 1.3 2022/03/31 19:30:17 pgoyette Exp $");
30
31 #include <sys/param.h>
32 #include <sys/conf.h>
33 #include <sys/device.h>
34 #include <sys/mbuf.h>
35 #include <sys/stat.h>
36
37 #include "ioconf.c"
38
39 #include <rump-sys/kern.h>
40 #include <rump-sys/dev.h>
41 #include <rump-sys/vfs.h>
42
43 extern void mdattach(int); /* XXX */
44
RUMP_COMPONENT(RUMP_COMPONENT_DEV)45 RUMP_COMPONENT(RUMP_COMPONENT_DEV)
46 {
47 extern const struct bdevsw md_bdevsw;
48 extern const struct cdevsw md_cdevsw;
49 devmajor_t bmaj, cmaj;
50 int error;
51
52 bmaj = cmaj = NODEVMAJOR;
53 if ((error = devsw_attach("md", &md_bdevsw, &bmaj,
54 &md_cdevsw, &cmaj)) != 0)
55 panic("md devsw attach failed: %d", error);
56
57 config_init_component(cfdriver_ioconf_md,
58 cfattach_ioconf_md, cfdata_ioconf_md);
59
60 if ((error = rump_vfs_makedevnodes(S_IFBLK, "/dev/md0", 'a',
61 bmaj, 0, 7)) != 0)
62 panic("cannot create cooked md dev nodes: %d", error);
63 if ((error = rump_vfs_makedevnodes(S_IFCHR, "/dev/rmd0", 'a',
64 cmaj, 0, 7)) != 0)
65 panic("cannot create raw md dev nodes: %d", error);
66
67 rump_pdev_add(mdattach, 0);
68 }
69