LXR linux/include/linux/msdos

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef _LINUX_MSDOS_PARTITION_H
   3#define _LINUX_MSDOS_PARTITION_H
   4
   5#define MSDOS_LABEL_MAGIC               0xAA55
   6
   7struct msdos_partition {
   8        u8 boot_ind;            /* 0x80 - active */
   9        u8 head;                /* starting head */
  10        u8 sector;              /* starting sector */
  11        u8 cyl;                 /* starting cylinder */
  12        u8 sys_ind;             /* What partition type */
  13        u8 end_head;            /* end head */
  14        u8 end_sector;          /* end sector */
  15        u8 end_cyl;             /* end cylinder */
  16        __le32 start_sect;      /* starting sector counting from 0 */
  17        __le32 nr_sects;        /* nr of sectors in partition */
  18} __packed;
  19
  20enum msdos_sys_ind {
  21        /*
  22         * These three have identical behaviour; use the second one if DOS FDISK
  23         * gets confused about extended/logical partitions starting past
  24         * cylinder 1023.
  25         */
  26        DOS_EXTENDED_PARTITION = 5,
  27        LINUX_EXTENDED_PARTITION = 0x85,
  28        WIN98_EXTENDED_PARTITION = 0x0f,
  29
  30        LINUX_DATA_PARTITION = 0x83,
  31        LINUX_LVM_PARTITION = 0x8e,
  32        LINUX_RAID_PARTITION = 0xfd,    /* autodetect RAID partition */
  33
  34        SOLARIS_X86_PARTITION = 0x82,   /* also Linux swap partitions */
  35        NEW_SOLARIS_X86_PARTITION = 0xbf,
  36
  37        DM6_AUX1PARTITION = 0x51,       /* no DDO:  use xlated geom */
  38        DM6_AUX3PARTITION = 0x53,       /* no DDO:  use xlated geom */
  39        DM6_PARTITION = 0x54,           /* has DDO: use xlated geom & offset */
  40        EZD_PARTITION = 0x55,           /* EZ-DRIVE */
  41
  42        FREEBSD_PARTITION = 0xa5,       /* FreeBSD Partition ID */
  43        OPENBSD_PARTITION = 0xa6,       /* OpenBSD Partition ID */
  44        NETBSD_PARTITION = 0xa9,        /* NetBSD Partition ID */
  45        BSDI_PARTITION = 0xb7,          /* BSDI Partition ID */
  46        MINIX_PARTITION = 0x81,         /* Minix Partition ID */
  47        UNIXWARE_PARTITION = 0x63,      /* Same as GNU_HURD and SCO Unix */
  48};
  49
  50#endif /* LINUX_MSDOS_PARTITION_H */
  51