workbench/libs/partition/partitionmbr.h

   1 #ifndef PARTITIONMBR_H
   2 #define PARTITIONMBR_H
   3
   4 /*
   5     Copyright © 2007, The AROS Development Team. All rights reserved.
   6     $Id$
   7
   8 */
   9
  10 #include <exec/types.h>
  11 #include <libraries/partition.h>
  12 #include <utility/tagitem.h>
  13
  14 #include "partition_intern.h"
  15
  16 struct PCPartitionTable {
  17    UBYTE status;
  18    UBYTE start_head;
  19    UBYTE start_sector;
  20    UBYTE start_cylinder;
  21    UBYTE type;
  22    UBYTE end_head;
  23    UBYTE end_sector;
  24    UBYTE end_cylinder;
  25    ULONG first_sector;
  26    ULONG count_sector;
  27 } __attribute__((packed));
  28
  29 struct MBR {
  30    BYTE boot_data[0x1BE];
  31    struct PCPartitionTable pcpt[4];
  32    UWORD magic;
  33 } __attribute__((packed));
  34
  35 void PartitionMBRSetGeometry
  36     (
  37         struct PartitionHandle *root,
  38         struct PCPartitionTable *entry,
  39         ULONG sector,
  40         ULONG count,
  41         ULONG relative_sector
  42     );
  43
  44 #define MBR_MAX_PARTITIONS (4)
  45 #define MBRT_EXTENDED      (0x05)
  46 #define MBRT_EXTENDED2     (0x0f)
  47
  48
  49 #endif /* PARTITIONMBR_H */