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disklabel.h revision 1.1 
      1 /* $NetBSD: disklabel.h,v 1.1 2014/08/10 05:47:38 matt Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2014 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Matt Thomas of 3am Software Foundry.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #ifndef _AARCH64_DISKLABEL_H_
     33 #define _AARCH64_DISKLABEL_H_
     34 
     35 #ifdef __aarch64__
     36 
     37 #define LABELUSESMBR		1	/* use MBR partitionning */
     38 #define LABELSECTOR		1	/* sector containing label */
     39 #define LABELOFFSET		0	/* offset of label in sector */
     40 #define MAXPARTITIONS		16	/* number of partitions */
     41 #define RAW_PART		2	/* raw partition: XX?c */
     42 
     43 #if HAVE_NBTOOL_CONFIG_H
     44 #include <nbinclude/sys/dkbad.h>
     45 #include <nbinclude/sys/bootblock.h>
     46 #else
     47 #include <sys/dkbad.h>
     48 #include <sys/bootblock.h>
     49 #endif /* HAVE_NBTOOL_CONFIG_H */
     50 
     51 struct cpu_disklabel {
     52 	struct mbr_partition mbrparts[MBR_PART_COUNT];
     53 #define __HAVE_DISKLABEL_DKBAD
     54 	struct dkbad bad;
     55 };
     56 
     57 #ifdef _KERNEL
     58 struct buf;
     59 struct disklabel;
     60 
     61 /* for readdisklabel.  rv != 0 -> matches, msg == NULL -> success */
     62 int	mbr_label_read(dev_t, void (*)(struct buf *), struct disklabel *,
     63 	    struct cpu_disklabel *, const char **, int *, int *);
     64 
     65 /* for writedisklabel.  rv == 0 -> dosen't match, rv > 0 -> success */
     66 int	mbr_label_locate(dev_t, void (*)(struct buf *),
     67 	    struct disklabel *, struct cpu_disklabel *, int *, int *);
     68 #endif /* _KERNEL */
     69 
     70 #elif defined(__arm__)
     71 
     72 #include <arm/disklabel.h>
     73 
     74 #endif
     75 
     76 #endif /* _AARCH64_DISKLABEL_H_ */
     77