mirror of
https://github.com/ksherlock/minix.fst.git
synced 2024-12-27 06:29:15 +00:00
114 lines
3.6 KiB
Plaintext
114 lines
3.6 KiB
Plaintext
qnap:/tmp# mkfs.minix -1 -v minix.disk
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272 inodes
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800 blocks
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Firstdatazone=21 (21)
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Zonesize=1024
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Maxsize=2147483647
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qnap:/tmp# cat badblocks
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100
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101
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102
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103
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104
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105
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106
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107
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108
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109
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100
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qnap:/tmp# mkfs.minix -1 -l badblocks minix.disk
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288 inodes
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800 blocks
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Firstdatazone=13 (13)
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Zonesize=1024
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Maxsize=268966912
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11 bad blocks
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inodes = blocks / 3
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inode size = 32
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direct size = 32 (max length = 30)
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00000000 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................| << boot block
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*
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00000400 20 01 20 03 01 00 01 00 0d 00 00 00 00 1c 08 10 | . .............| << super block
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00000410 8f 13 01 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
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0120 nodes
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0320 zones
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0001 inode map blocks
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0001 zone map blocks
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000d first data zone
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0000 log 2 (zone size / block size)
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10081c00 -- max file size
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138f -- magic
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0001 -- state
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/* minix_super_block.s_state */
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#define MINIX_VALID_FS 0x0001 /* Clean fs. */
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#define MINIX_ERROR_FS 0x0002 /* fs has errors. */
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#define MINIX_SUPER_MAGIC 0x137F /* minix V1 fs, 14 char names */
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#define MINIX_SUPER_MAGIC2 0x138F /* minix V1 fs, 30 char names */
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#define MINIX2_SUPER_MAGIC 0x2468 /* minix V2 fs, 14 char names */
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#define MINIX2_SUPER_MAGIC2 0x2478 /* minix V2 fs, 30 char names */
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#define MINIX3_SUPER_MAGIC 0x4d5a /* minix V3 fs (60 char names) */
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00000420 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
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*
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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
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00000810 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
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00000820 00 00 00 00 fe ff ff ff ff ff ff ff ff ff ff ff |................|
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00000830 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
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*
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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 },
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00000c10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
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*
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00000c60 00 00 f0 ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
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00000c70 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
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*
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00001000 ed 41 00 00 60 00 00 00 cf d4 c4 55 00 02 0d 00 |.A..`......U....| << inode 1
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00001010 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
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00001020 00 80 00 00 00 2c 00 00 cf d4 c4 55 00 01 64 00 |.....,.....U..d.| << inode 2
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00001030 65 00 66 00 67 00 68 00 69 00 6a 00 0e 00 00 00 |e.f.g.h.i.j.....|
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00001040 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
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*
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block d
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00003400 01 00 2e 00 00 00 00 00 00 00 00 00 00 00 00 00 |................| << { 1, . }
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00003410 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
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00003420 01 00 2e 2e 00 00 00 00 00 00 00 00 00 00 00 00 |................| << { 1, .. }
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00003430 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
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00003440 02 00 2e 62 61 64 62 6c 6f 63 6b 73 00 00 00 00 |...badblocks....| << { 2, .badblocks }
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00003450 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
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*
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block e
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00003800 6b 00 6c 00 6d 00 00 00 00 00 00 00 00 00 00 00 |k.l.m...........| << indirect block
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00003810 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
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*
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000c8000
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symbolic links: regular file but only 1 block is allowed. block stores raw text (may be a dangling link).
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white out, fifo, unix domain socket, etc:
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no blocks on disk.
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character device, block device:
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zone 0 stores the major/minor device type. No blocks on disk. |