1 /* $NetBSD: raidframe_component.c,v 1.5 2016/01/26 23:12:16 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: raidframe_component.c,v 1.5 2016/01/26 23:12:16 pooka Exp $"); 30 31 #include <sys/param.h> 32 #include <sys/conf.h> 33 #include <sys/device.h> 34 #include <sys/stat.h> 35 36 #include <rump-sys/kern.h> 37 #include <rump-sys/dev.h> 38 #include <rump-sys/vfs.h> 39 40 #include "ioconf.h" 41 42 RUMP_COMPONENT(RUMP_COMPONENT_DEV) 43 { 44 extern const struct bdevsw raid_bdevsw; 45 extern const struct cdevsw raid_cdevsw; 46 devmajor_t bmaj, cmaj; 47 int error; 48 49 bmaj = cmaj = -1; 50 if ((error = devsw_attach("raid", &raid_bdevsw, &bmaj, 51 &raid_cdevsw, &cmaj)) != 0) 52 panic("raid devsw attach failed: %d", error); 53 54 /* 55 * Now that we have the major numbers, detach. It will get 56 * re-attached later during raid's module initialization. 57 */ 58 devsw_detach(&raid_bdevsw, &raid_cdevsw); 59 60 if ((error = rump_vfs_makedevnodes(S_IFBLK, "/dev/raid0", 'a', 61 bmaj, 0, 7)) != 0) 62 panic("cannot create cooked raid dev nodes: %d", error); 63 if ((error = rump_vfs_makedevnodes(S_IFCHR, "/dev/rraid0", 'a', 64 cmaj, 0, 7)) != 0) 65 panic("cannot create raw raid dev nodes: %d", error); 66 67 rump_pdev_add(raidattach, 4); 68 } 69