include/arch/i386/partition.h

   1 /* Description of entry in partition table.  */
   2 #ifndef _PARTITION_H
   3 #define _PARTITION_H
   4
   5 struct part_entry {
   6   unsigned char bootind;        /* boot indicator 0/ACTIVE_FLAG  */
   7   unsigned char start_head;     /* head value for first sector   */
   8   unsigned char start_sec;      /* sector value + cyl bits for first sector */
   9   unsigned char start_cyl;      /* track value for first sector  */
  10   unsigned char sysind;         /* system indicator              */
  11   unsigned char last_head;      /* head value for last sector    */
  12   unsigned char last_sec;       /* sector value + cyl bits for last sector */
  13   unsigned char last_cyl;       /* track value for last sector   */
  14   unsigned long lowsec;         /* logical first sector          */
  15   unsigned long size;           /* size of partition in sectors  */
  16 };
  17
  18 #define ACTIVE_FLAG     0x80    /* value for active in bootind field (hd0) */
  19 #define NR_PARTITIONS   4       /* number of entries in partition table */
  20 #define PART_TABLE_OFF  0x1BE   /* offset of partition table in boot sector */
  21
  22 /* Partition types. */
  23 #define NO_PART         0x00    /* unused entry */
  24 #define MINIX_PART      0x81    /* Minix partition type */
  25
  26 #endif /* _PARTITION_H */