DataMuseum.dk Presents historical artifacts from the history of: CP/M

This is an automatic "excavation" of a thematic subset of artifacts from Datamuseum.dk's BitArchive. See our Wiki for more about CP/M Excavated with: AutoArchaeologist - Free & Open Source Software.

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⟦fc32f2a33⟧ Bits:30003916 Metanic COMAL-80D V1.8 (CP/M-80), 5¼" Floppy Disk, CpmFSAuto, ImdContainer

    Length: 294912 (0x48000)
    Description: Bits:30003916 Metanic COMAL-80D V1.8 (CP/M-80)
    Types: 5¼" Floppy Disk, CpmFSAuto, ImdContainer
    Notes: CP/M-fs(512_2048_0x1_16_*2+1+2_2:0_31:1)

Media:             [0, 0, 1] … [31, 1, 9] {512: 576}
Signature:         512_2048_0x1_16_*2+1+2_2:0_31:1
Confidence score:  +5/-0
Sector size:       512
Block size:        2048
Directory entries: 16
Block number size: 8
Extent-mask:       0x01
Sector-interleave: 1, 3, 5, 7, 9, 2, 4, 6, 8
Tracks:            (2, 0), (2, 1), (3, 0), (3, 1), (4, 0), (4, 1) […] (29, 0), (29, 1), (30, 0), (30, 1), (31, 0), (31, 1)

Geometry: [[0, 0, 1], [31, 1, 9]]

First credible dirsect is: (2, 0, 1) at 0x4800 with 0x0 attribute records

Credible directory tracks:
   (2, 0)  0x4800 6-1-1-1-1-1-1-0-1

Total credibility: 5

Block number width: ok8

   8     0     2    48     0  False
  16     0    48 12078     0   True

Block Sizes:
    2048 0x01 +5 -0
    1024 0x00 +1 -4
    4096 0x03 +1 -4
    8192 0x07 +1 -4
   16384 0x0f +1 -4
   32768 0x1f +1 -4
   65536 0x3f +1 -4
     128 0x00 +0 -5
     256 0x00 +0 -5
     512 0x00 +0 -5

Candidate interleaves in order of directory credibility:

Penalty  Name         Order                                                                     Resulting dir order
      0  normal-1     (1-2-3-4-5-6-7-8-9)                                                       [5]   +5/-5
      0  normal-2     (1-3-5-7-9-2-4-6-8)                                                       [5]   +5/-0
      0  normal-3     (1-4-7-2-5-8-3-6-9)                                                       [5]   +5/-5

File & label names found:
  0x0004800 (2, 0, 1)
    ProbeDirEnt {status=0x00, name=»COMAL80DCOM«, xl=0x01, bc=0x00, xh=0x00, rc=0x80, al=02030405060708090a0b0c0d0e0f1011}
    ProbeDirEnt {status=0x00, name=»COMAL80DCOM«, xl=0x02, bc=0x00, xh=0x00, rc=0x38, al=12131415000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»CMAL80DSCOM«, xl=0x01, bc=0x00, xh=0x00, rc=0x60, al=161718191a1b1c1d1e1f202122230000}
    ProbeDirEnt {status=0x00, name=»COMAL80D1  «, xl=0x01, bc=0x00, xh=0x00, rc=0x3e, al=2425262728292a2b2c2d2e2f00000000}
    ProbeDirEnt {status=0x00, name=»README  DOC«, xl=0x00, bc=0x00, xh=0x00, rc=0x05, al=30000000000000000000000000000000}
+   5 -   0 <Tree 0x0-0x24000-0x48000>
+   5 -   5 <Tree 0x0-0x24000-0x48000>

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