114 lines
3.6 KiB
Plaintext
114 lines
3.6 KiB
Plaintext
qnap:/tmp# mkfs.minix -1 -v minix.disk
|
|
|
|
272 inodes
|
|
800 blocks
|
|
Firstdatazone=21 (21)
|
|
Zonesize=1024
|
|
Maxsize=2147483647
|
|
|
|
|
|
|
|
qnap:/tmp# cat badblocks
|
|
100
|
|
101
|
|
102
|
|
103
|
|
104
|
|
105
|
|
106
|
|
107
|
|
108
|
|
109
|
|
100
|
|
|
|
|
|
qnap:/tmp# mkfs.minix -1 -l badblocks minix.disk
|
|
288 inodes
|
|
800 blocks
|
|
Firstdatazone=13 (13)
|
|
Zonesize=1024
|
|
Maxsize=268966912
|
|
|
|
11 bad blocks
|
|
|
|
inodes = blocks / 3
|
|
inode size = 32
|
|
direct size = 32 (max length = 30)
|
|
|
|
00000000 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................| << boot block
|
|
*
|
|
00000400 20 01 20 03 01 00 01 00 0d 00 00 00 00 1c 08 10 | . .............| << super block
|
|
00000410 8f 13 01 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
|
|
|
|
0120 nodes
|
|
0320 zones
|
|
0001 inode map blocks
|
|
0001 zone map blocks
|
|
000d first data zone
|
|
0000 log 2 (zone size / block size)
|
|
10081c00 -- max file size
|
|
138f -- magic
|
|
0001 -- state
|
|
|
|
|
|
/* minix_super_block.s_state */
|
|
#define MINIX_VALID_FS 0x0001 /* Clean fs. */
|
|
#define MINIX_ERROR_FS 0x0002 /* fs has errors. */
|
|
|
|
|
|
#define MINIX_SUPER_MAGIC 0x137F /* minix V1 fs, 14 char names */
|
|
#define MINIX_SUPER_MAGIC2 0x138F /* minix V1 fs, 30 char names */
|
|
|
|
#define MINIX2_SUPER_MAGIC 0x2468 /* minix V2 fs, 14 char names */
|
|
#define MINIX2_SUPER_MAGIC2 0x2478 /* minix V2 fs, 30 char names */
|
|
|
|
#define MINIX3_SUPER_MAGIC 0x4d5a /* minix V3 fs (60 char names) */
|
|
|
|
|
|
00000420 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
|
|
*
|
|
00000800 07 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................| << inode map 7 = 0x0000 0111 -- node 0, node 1, node 2
|
|
00000810 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
|
|
00000820 00 00 00 00 fe ff ff ff ff ff ff ff ff ff ff ff |................|
|
|
00000830 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
|
|
*
|
|
00000c00 07 00 00 00 00 00 00 00 00 00 00 ff 03 00 00 00 |................| << zone map { blocks 0, blocks 1, block 2 },
|
|
00000c10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
|
|
*
|
|
00000c60 00 00 f0 ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
|
|
00000c70 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
|
|
*
|
|
00001000 ed 41 00 00 60 00 00 00 cf d4 c4 55 00 02 0d 00 |.A..`......U....| << inode 1
|
|
00001010 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
|
|
00001020 00 80 00 00 00 2c 00 00 cf d4 c4 55 00 01 64 00 |.....,.....U..d.| << inode 2
|
|
00001030 65 00 66 00 67 00 68 00 69 00 6a 00 0e 00 00 00 |e.f.g.h.i.j.....|
|
|
00001040 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
|
|
*
|
|
|
|
block d
|
|
00003400 01 00 2e 00 00 00 00 00 00 00 00 00 00 00 00 00 |................| << { 1, . }
|
|
00003410 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
|
|
00003420 01 00 2e 2e 00 00 00 00 00 00 00 00 00 00 00 00 |................| << { 1, .. }
|
|
00003430 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
|
|
00003440 02 00 2e 62 61 64 62 6c 6f 63 6b 73 00 00 00 00 |...badblocks....| << { 2, .badblocks }
|
|
00003450 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
|
|
*
|
|
|
|
block e
|
|
00003800 6b 00 6c 00 6d 00 00 00 00 00 00 00 00 00 00 00 |k.l.m...........| << indirect block
|
|
00003810 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
|
|
*
|
|
000c8000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
symbolic links: regular file but only 1 block is allowed. block stores raw text (may be a dangling link).
|
|
|
|
white out, fifo, unix domain socket, etc:
|
|
no blocks on disk.
|
|
|
|
character device, block device:
|
|
zone 0 stores the major/minor device type. No blocks on disk. |