vnd_component.c revision 1.3
1/* $NetBSD: vnd_component.c,v 1.3 2016/07/26 01:49:49 pgoyette 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: vnd_component.c,v 1.3 2016/07/26 01:49:49 pgoyette 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/vfs.h> 38 39RUMP_COMPONENT(RUMP_COMPONENT_DEV) 40{ 41 extern const struct bdevsw vnd_bdevsw; 42 extern const struct cdevsw vnd_cdevsw; 43 extern devmajor_t vnd_bmajor, vnd_cmajor; 44 int error; 45 46 /* go, mydevfs */ 47 48 if ((error = devsw_attach("vnd", &vnd_bdevsw, &vnd_bmajor, 49 &vnd_cdevsw, &vnd_cmajor)) != 0) 50 panic("cannot attach vnd: %d", error); 51 52 if ((error = rump_vfs_makedevnodes(S_IFBLK, "/dev/vnd0", 'a', 53 vnd_bmajor, 0, 7)) != 0) 54 panic("cannot create cooked vnd dev nodes: %d", error); 55 if ((error = rump_vfs_makedevnodes(S_IFCHR, "/dev/rvnd0", 'a', 56 vnd_cmajor, 0, 7)) != 0) 57 panic("cannot create raw vnd dev nodes: %d", error); 58 59 devsw_detach(&vnd_bdevsw, &vnd_cdevsw); 60} 61