xref: /netbsd-src/sys/rump/dev/lib/libvnd/vnd_component.c (revision 7ea3f07f30c31f298339f0180d3d22525a783213)
1*7ea3f07fSpgoyette /*	$NetBSD: vnd_component.c,v 1.3 2016/07/26 01:49:49 pgoyette Exp $	*/
22b476a8dSprlw1 
32b476a8dSprlw1 /*
42b476a8dSprlw1  * Copyright (c) 2009 Antti Kantee.  All Rights Reserved.
52b476a8dSprlw1  *
62b476a8dSprlw1  * Redistribution and use in source and binary forms, with or without
72b476a8dSprlw1  * modification, are permitted provided that the following conditions
82b476a8dSprlw1  * are met:
92b476a8dSprlw1  * 1. Redistributions of source code must retain the above copyright
102b476a8dSprlw1  *    notice, this list of conditions and the following disclaimer.
112b476a8dSprlw1  * 2. Redistributions in binary form must reproduce the above copyright
122b476a8dSprlw1  *    notice, this list of conditions and the following disclaimer in the
132b476a8dSprlw1  *    documentation and/or other materials provided with the distribution.
142b476a8dSprlw1  *
152b476a8dSprlw1  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
162b476a8dSprlw1  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
172b476a8dSprlw1  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
182b476a8dSprlw1  * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
192b476a8dSprlw1  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
202b476a8dSprlw1  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
212b476a8dSprlw1  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
222b476a8dSprlw1  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
232b476a8dSprlw1  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
242b476a8dSprlw1  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
252b476a8dSprlw1  * SUCH DAMAGE.
262b476a8dSprlw1  */
272b476a8dSprlw1 
282b476a8dSprlw1 #include <sys/cdefs.h>
29*7ea3f07fSpgoyette __KERNEL_RCSID(0, "$NetBSD: vnd_component.c,v 1.3 2016/07/26 01:49:49 pgoyette Exp $");
302b476a8dSprlw1 
312b476a8dSprlw1 #include <sys/param.h>
322b476a8dSprlw1 #include <sys/conf.h>
332b476a8dSprlw1 #include <sys/device.h>
342b476a8dSprlw1 #include <sys/stat.h>
352b476a8dSprlw1 
366bb51422Spooka #include <rump-sys/kern.h>
376bb51422Spooka #include <rump-sys/vfs.h>
382b476a8dSprlw1 
RUMP_COMPONENT(RUMP_COMPONENT_DEV)392b476a8dSprlw1 RUMP_COMPONENT(RUMP_COMPONENT_DEV)
402b476a8dSprlw1 {
412b476a8dSprlw1 	extern const struct bdevsw vnd_bdevsw;
422b476a8dSprlw1 	extern const struct cdevsw vnd_cdevsw;
43*7ea3f07fSpgoyette 	extern devmajor_t vnd_bmajor, vnd_cmajor;
442b476a8dSprlw1 	int error;
452b476a8dSprlw1 
462b476a8dSprlw1 	/* go, mydevfs */
472b476a8dSprlw1 
48*7ea3f07fSpgoyette 	if ((error = devsw_attach("vnd", &vnd_bdevsw, &vnd_bmajor,
49*7ea3f07fSpgoyette 	    &vnd_cdevsw, &vnd_cmajor)) != 0)
502b476a8dSprlw1 		panic("cannot attach vnd: %d", error);
512b476a8dSprlw1 
522b476a8dSprlw1 	if ((error = rump_vfs_makedevnodes(S_IFBLK, "/dev/vnd0", 'a',
53*7ea3f07fSpgoyette 	    vnd_bmajor, 0, 7)) != 0)
542b476a8dSprlw1 		panic("cannot create cooked vnd dev nodes: %d", error);
552b476a8dSprlw1 	if ((error = rump_vfs_makedevnodes(S_IFCHR, "/dev/rvnd0", 'a',
56*7ea3f07fSpgoyette 	    vnd_cmajor, 0, 7)) != 0)
572b476a8dSprlw1 		panic("cannot create raw vnd dev nodes: %d", error);
58*7ea3f07fSpgoyette 
59*7ea3f07fSpgoyette 	devsw_detach(&vnd_bdevsw, &vnd_cdevsw);
602b476a8dSprlw1 }
61