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raidframe_component.c revision 1.1.10.2 
      1 /*	$NetBSD: raidframe_component.c,v 1.1.10.2 2014/08/20 00:04:38 tls 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 1.1.10.2 2014/08/20 00:04:38 tls 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_private.h"
     37 #include "rump_dev_private.h"
     38 #include "rump_vfs_private.h"
     39 
     40 CFDRIVER_DECL(raid, DV_DISK, NULL);
     41 
     42 void raidattach(int);
     43 
     44 RUMP_COMPONENT(RUMP_COMPONENT_DEV)
     45 {
     46 	extern const struct bdevsw raid_bdevsw;
     47 	extern const struct cdevsw raid_cdevsw;
     48 	devmajor_t bmaj, cmaj;
     49 	int error;
     50 
     51 	config_cfdriver_attach(&raid_cd);
     52 
     53 	bmaj = cmaj = -1;
     54 	if ((error = devsw_attach("raid", &raid_bdevsw, &bmaj,
     55 	    &raid_cdevsw, &cmaj)) != 0)
     56 		panic("raid devsw attach failed: %d", error);
     57 
     58 	if ((error = rump_vfs_makedevnodes(S_IFBLK, "/dev/raid0", 'a',
     59 	    bmaj, 0, 7)) != 0)
     60 		panic("cannot create cooked raid dev nodes: %d", error);
     61 	if ((error = rump_vfs_makedevnodes(S_IFCHR, "/dev/rraid0", 'a',
     62 	    cmaj, 0, 7)) != 0)
     63 		panic("cannot create raw raid dev nodes: %d", error);
     64 
     65 	rump_pdev_add(raidattach, 4);
     66 }
     67