sys/arch/arm/include/disklabel.h

   1 /*      $NetBSD: disklabel.h,v 1.10 2011/08/30 12:39:53 bouyer Exp $    */
   2
   3 /*
   4  * Copyright (c) 1994 Mark Brinicombe.
   5  * Copyright (c) 1994 Brini.
   6  * All rights reserved.
   7  *
   8  * This code is derived from software written for Brini by Mark Brinicombe
   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  * 3. All advertising materials mentioning features or use of this software
  19  *    must display the following acknowledgement:
  20  *      This product includes software developed by Brini.
  21  * 4. The name of the company nor the name of the author may be used to
  22  *    endorse or promote products derived from this software without specific
  23  *    prior written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
  26  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  27  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  28  * IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
  29  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  30  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  32  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  33  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  34  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  35  * SUCH DAMAGE.
  36  *
  37  * RiscBSD kernel project
  38  *
  39  * disklabel.h
  40  *
  41  * machine specific disk label info
  42  *
  43  * Created      : 04/10/94
  44  */
  45
  46 #ifndef _ARM_DISKLABEL_H_
  47 #define _ARM_DISKLABEL_H_
  48
  49 #ifndef LABELUSESMBR
  50 #define LABELUSESMBR    0               /* no MBR partitionning */
  51 #endif
  52 #define LABELSECTOR     1               /* sector containing label */
  53 #define LABELOFFSET     0               /* offset of label in sector */
  54 #define MAXPARTITIONS   8               /* number of partitions */
  55 #define RAW_PART        2               /* raw partition: XX?c */
  56
  57 #if HAVE_NBTOOL_CONFIG_H
  58 #include <nbinclude/sys/dkbad.h>
  59 #include <nbinclude/sys/disklabel_acorn.h>
  60 #include <nbinclude/sys/bootblock.h>
  61 #else
  62 #include <sys/dkbad.h>
  63 #include <sys/disklabel_acorn.h>
  64 #include <sys/bootblock.h>
  65 #endif /* HAVE_NBTOOL_CONFIG_H */
  66
  67 struct cpu_disklabel {
  68         struct mbr_partition mbrparts[MBR_PART_COUNT];
  69 #define __HAVE_DISKLABEL_DKBAD
  70         struct dkbad bad;
  71 };
  72
  73 #ifdef _KERNEL
  74 struct buf;
  75 struct disklabel;
  76
  77 /* for readdisklabel.  rv != 0 -> matches, msg == NULL -> success */
  78 int     mbr_label_read(dev_t, void (*)(struct buf *), struct disklabel *,
  79             struct cpu_disklabel *, const char **, int *, int *);
  80
  81 /* for writedisklabel.  rv == 0 -> dosen't match, rv > 0 -> success */
  82 int     mbr_label_locate(dev_t, void (*)(struct buf *),
  83             struct disklabel *, struct cpu_disklabel *, int *, int *);
  84 #endif /* _KERNEL */
  85
  86 #endif /* _ARM_DISKLABEL_H_ */