磁盘分区号含义

Partition Type Bytes


Different operating systems have different Partition Type bytes. The most common DOS partition type is 6h, which is used for Primary DOS partitions greater than 32 Mbytes.

Here is a list of known (and suspected) partition type bytes:

00 Not Occupied
01 DOS, Primary Partition (12-bit FAT, <16MB)
02 XENIX root
03 XENIX usr
04 DOS, Primary Partition (16-bit FAT, >=16MB and <32MB)
05 DOS, Extended Partition
06 DOS, Primary Partition (16-bit FAT, >32MB)
07 OS/2 HPFS, Win NTFS, QNX ver 2, or Adv UNIX
08 AIX - boot
09 AIX - data, Coherent
0A OS/2 BtMgr
0B PRI DOS 512 Mbytes - 2 Tbytes FAT32 Windows 95, OSR2 & 98
0C EXT DOS 512 Mbytes - 2 Tbytes FAT32 Windows 95, OSR2 & 98
0E PRI DOS 32 Mbytes-2 Gbytes FAT16 Windows 95 & 98
0F EXT DOS 0-2 Gbytes Windows 95 & 98
10 OPUS
12 Compaq diagnostics partition
40 VENIX 80286
50 DiscWizard Starter Edition (formerly Disk Manager) read only DOS partition
51 DiscWizard Starter Edition (formerly Disk Manager) read/write DOS partition
52 CPM, Microport System V/386
54 DiscWizard Starter Edition (formerly Disk Manager) non-DOS partition
55 Micro House EZ-Drive® non-DOS partition
56 Golden Bow Vfeature partition
61 Storage Dimensions SpeedStor partition
63 UNIX - AT&T System V/386
64 Novell NetWare 286
65 Novell NetWare 386
75 PC/IX IBM
77 QNX POSIX partition
78 QNX POSIX partition (secondary)
79 QNX POSIX partition (secondary)
80 Minix (v1.4a and earlier)
81 Minix (v1.4b and later), Linux
82 Linux swap partition
83 Linux native file system
93 Amoeba file system
94 Amoeba bad block table?
DB Digital Research CPM-86, Concurrent DOS
E1 SpeedStor 12-bit FAT extended partition
E3 DOS read-only
E4 SpeedStor 16-bit FAT extended partition
F2 2nd DOS partition?, some OEM customized DOS
F4 SpeedStor, large partitions
FE Lan Step, SpeedStor (partitions over 1024 cyl?)
FF UNIX bad block table partition