DataMuseum.dk

Presents historical artifacts from the history of:

CR80 Hard and Floppy Disks

This is an automatic "excavation" of a thematic subset of
artifacts from Datamuseum.dk's BitArchive.

See our Wiki for more about CR80 Hard and Floppy Disks

Excavated with: AutoArchaeologist - Free & Open Source Software.


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Index: ┃ A B C R S T i

⟦b28448572⟧ ileave2

    Length: 256256 (0x3e900)
    Types: ileave2
    Notes: CR80_Amos_Fs

Derivation

└─⟦93cda0184⟧ Bits:30005153 8" CR80 Floppy CR80FD_0141 ( CR/D/2432 Date 22/4-83 Vol CRD2432 SYSGEN (DAMOS version 03.01) HCH )
    └─⟦this⟧ 

Namespace

bfd ok - - type length - nsect - areasz sector - - flags name artifact
0x0003 1 0 0 0xc 4096 0 8 0 0 492 0 65532 0x4801 ASF ⟦59c7f9d7f⟧
0x0000 1 0 0 0xe 3072 0 6 0 1 1 0 65532 0x4801 BFD -
0x0002 1 0 0 0xc 512 0 1 0 0 8 0 65532 0x4801 BM ⟦18c0a4d58⟧
0x0001 1 0 0 0xa 512 0 1 0 1 6 0 65532 0x4841 MD -
0x0005 1 0 0 0xe 1279 0 2 0 2 35 0 65532 0x4801 RELDESCR.T ⟦0c985e282⟧ TextFile
0x0004 1 0 0 0xe 11282 0 6 0 4 9 0 65532 0x4801 SYSGEN ⟦c8316dc75⟧

Disk picture

  Unclaimed
  Basic File Directory
  Home Block
  Index Block
  Symbolic File Directory
  ?

Disk View

0x00000…00200 HomeBlock {
0x00000…00200   label = »CRD2432         «	// @0x0
0x00000…00200   bfdadr = 02 00 00 00   ┆    ┆	// @0x10
0x00000…00200   free_ent = 00 00 00 00   ┆    ┆	// @0x14
0x00000…00200   first_free = 00 00 00 00   ┆    ┆	// @0x18
0x00000…00200   sectors = f4 01 00 00   ┆    ┆	// @0x1c
0x00000…00200   bst_size = 0x0008	// @0x20
0x00000…00200   asf_adr = ec 01 00 00   ┆    ┆	// @0x22
0x00000…00200   bst = 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	// @0x26
0x00000…00200   bstsz = 0x0000	// @0x1b6
0x00000…00200   unused = 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	// @0x1b8
0x00000…00200   boot_entry = 00 00 00 00   ┆    ┆	// @0x1ec
0x00000…00200   created = 487135e36202	// @0x1f0
0x00000…00200   accessed = 989f39e36202	// @0x1f6
0x00000…00200   format = 0x0002	// @0x1fc
0x00000…00200   state = 0x0000	// @0x1fe
0x00000…00200 }
0x00200…00400 IndexBlock {pad00=ff ff ff ff   ┆    ┆, secno=[02 00 00 00   ┆    ┆, 03 00 00 00   ┆    ┆, 04 00 00 00   ┆    ┆, 05 00 00 00   ┆    ┆, 0a 00 00 00   ┆    ┆, 24 00 00 00   ┆$   ┆]}
0x00400…00600 BasicFileDesc {nbr=0x0000, ok=0x0001, bfd01=0x0000, bfd02=0x0000, type=0x000e, length=0x0c00, bfd05=0x0000, nsect=0x0006, bfd07=0x0000, areasz=0x0001, sector=0x0001, bfd0a=0x0000, bfd0b=0xfffc, flags=0x4801, bfd0d=0x0000, min3=0xfffd, bfd0f=0x0000}
0x00600…00800 BasicFileDesc {nbr=0x0001, ok=0x0001, bfd01=0x0000, bfd02=0x0000, type=0x000a, length=0x0200, bfd05=0x0000, nsect=0x0001, bfd07=0x0000, areasz=0x0001, sector=0x0006, bfd0a=0x0000, bfd0b=0xfffc, flags=0x4841, bfd0d=0x0000, min3=0xffff, bfd0f=0xd9e1}
0x00800…00a00 BasicFileDesc {nbr=0x0002, ok=0x0001, bfd01=0x0000, bfd02=0x0000, type=0x000c, length=0x0200, bfd05=0x0000, nsect=0x0001, bfd07=0x0000, areasz=0x0000, sector=0x0008, bfd0a=0x0000, bfd0b=0xfffc, flags=0x4801, bfd0d=0x0000, min3=0xfffd, bfd0f=0x0000}
0x00a00…00c00 BasicFileDesc {nbr=0x0003, ok=0x0001, bfd01=0x0000, bfd02=0x0000, type=0x000c, length=0x1000, bfd05=0x0000, nsect=0x0008, bfd07=0x0000, areasz=0x0000, sector=0x01ec, bfd0a=0x0000, bfd0b=0xfffc, flags=0x4801, bfd0d=0x0000, min3=0xfffd, bfd0f=0x0000}
0x00c00…00e00 IndexBlock {pad00=ff ff ff ff   ┆    ┆, secno=[07 00 00 00   ┆    ┆]}
0x00e00…00e20 SymbolicFileDesc {valid=0x0001, fname=»BFD«, file=0x0000, sfd3=00 00 00 00   ┆    ┆, sfd4=00 00 00 00   ┆    ┆, sfd5=00 00 00 00   ┆    ┆}
0x00e20…00e40 SymbolicFileDesc {valid=0x0001, fname=»MD«, file=0x0001, sfd3=00 00 00 00   ┆    ┆, sfd4=00 00 00 00   ┆    ┆, sfd5=00 00 00 00   ┆    ┆}
0x00e40…00e60 SymbolicFileDesc {valid=0x0001, fname=»BM«, file=0x0002, sfd3=00 00 00 00   ┆    ┆, sfd4=00 00 00 00   ┆    ┆, sfd5=00 00 00 00   ┆    ┆}
0x00e60…00e80 SymbolicFileDesc {valid=0x0001, fname=»ASF«, file=0x0003, sfd3=00 00 00 00   ┆    ┆, sfd4=00 00 00 00   ┆    ┆, sfd5=00 00 00 00   ┆    ┆}
0x00e80…00ea0 SymbolicFileDesc {valid=0x0001, fname=»SYSGEN«, file=0x0004, sfd3=00 00 00 00   ┆    ┆, sfd4=00 00 00 00   ┆    ┆, sfd5=00 00 00 00   ┆    ┆}
0x00ea0…00ec0 SymbolicFileDesc {valid=0x0001, fname=»RELDESCR.T«, file=0x0005, sfd3=00 00 00 00   ┆    ┆, sfd4=00 00 00 00   ┆    ┆, sfd5=00 00 00 00   ┆    ┆}
0x00ec0…00ee0 SymbolicFileDesc {valid=0x0000, fname=»«, file=0x0000, sfd3=00 00 00 00   ┆    ┆, sfd4=00 00 00 00   ┆    ┆, sfd5=00 00 00 00   ┆    ┆}
         […0x9…]
0x01000…01080 DataSector[bfd#0x0002]
         […0x3…]
0x01200…01400 IndexBlock {pad00=5a a5 5a a5   ┆Z Z ┆, secno=[0b 00 00 00   ┆    ┆, 0f 00 00 00   ┆    ┆, 13 00 00 00   ┆    ┆, 17 00 00 00   ┆    ┆, 1b 00 00 00   ┆    ┆, 1f 00 00 00   ┆    ┆]}
0x01400…01600 BasicFileDesc {nbr=0x0004, ok=0x0001, bfd01=0x0000, bfd02=0x0000, type=0x000e, length=0x2c12, bfd05=0x0000, nsect=0x0006, bfd07=0x0000, areasz=0x0004, sector=0x0009, bfd0a=0x0000, bfd0b=0xfffc, flags=0x4801, bfd0d=0x0000, min3=0xffff, bfd0f=0x5c07}
0x01600…01680 DataSector[bfd#0x0004]
         […0x5f…]
0x04600…04800 IndexBlock {pad00=5a a5 5a a5   ┆Z Z ┆, secno=[25 00 00 00   ┆%   ┆, 27 00 00 00   ┆'   ┆]}
0x04800…04a00 BasicFileDesc {nbr=0x0005, ok=0x0001, bfd01=0x0000, bfd02=0x0000, type=0x000e, length=0x04ff, bfd05=0x0000, nsect=0x0002, bfd07=0x0000, areasz=0x0002, sector=0x0023, bfd0a=0x0000, bfd0b=0xfffc, flags=0x4801, bfd0d=0x0000, min3=0xffff, bfd0f=0x5c07}
0x04a00…04a80 DataSector[bfd#0x0005]
         […0xf…]
0x05200…05280 UnusedSector ┆Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z ┆
         […0x70b…]
0x3d800…3d880 DataSector[bfd#0x0003]
         […0x1f…]
0x3e800…3e880 UnusedSector ┆                (  @                  (                                                                                         ┆
0x3e880…3e900 UnusedSector 0x1a[128]

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