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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Index: 5 B C I K L M S

⟦88df76618⟧ Bits:30004000 Falsters forberedelseskursus, Informatikhold 19, 5¼" Floppy Disk, CpmFSAuto, ImdContainer

    Length: 328704 (0x50400)
    Description: Bits:30004000 Falsters forberedelseskursus, Informatikhold 19
    Types: 5¼" Floppy Disk, CpmFSAuto, ImdContainer
    Notes: CP/M-fs(512_2048_0x1_16_*2+1+2_2:0_35:1)

CpmFSAuto

Media:             [0, 0, 1] … [35, 1, 9] {128: 16, 256: 16, 512: 630}
Signature:         512_2048_0x1_16_*2+1+2_2:0_35:1
Confidence score:  +9/-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) […] (33, 0), (33, 1), (34, 0), (34, 1), (35, 0), (35, 1)
user bc length name artifact
0 0 1152 BILLEJE ⟦e4b6c050e⟧
0 0 31232 COMAL80.COM ⟦cf6aa786f⟧
0 0 1536 COMAL80.ERM ⟦7be9168fb⟧
0 0 11008 KARTOTEK ⟦1a404045b⟧
0 0 512 LOGON ⟦52c868d53⟧
0 0 384 MEDARB ⟦2fc00b426⟧
0 0 10368 SEMIBEG.COM ⟦4b451857b⟧
0 0 6784 SEMIDXY.000 ⟦adc756287⟧
0 0 31616 SEMIDXY.COM ⟦22abbbfdc⟧

CP/M filesystem probe

Geometry: [[0, 0, 1], [35, 1, 9]]

First credible dirsect is: (2, 0, 1) at 0x3c00 with 0x0 attribute records

Credible directory tracks:
   (2, 0)  0x3c00 10-1-1-1-1-1-1-0-1

Total credibility: 9

Block number width: ok8

   8     0     2    53     0  False
  16     0    18 13363     0   True

Block Sizes:
    2048 0x01 +9 -0
    4096 0x03 +4 -5
    8192 0x07 +4 -5
   16384 0x0f +4 -5
   32768 0x1f +4 -5
   65536 0x3f +4 -5
     512 0x00 +2 -7
    1024 0x00 +2 -7
     128 0x00 +0 -9
     256 0x00 +0 -9

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)                                                       [9]   +9/-10
      0  normal-2     (1-3-5-7-9-2-4-6-8)                                                       [9]   +9/-0
      0  normal-3     (1-4-7-2-5-8-3-6-9)                                                       [9]   +9/-8

File & label names found:
  0x0003c00 (2, 0, 1)
    ProbeDirEnt {status=0x00, name=»COMAL80 COM«, xl=0x01, bc=0x00, xh=0x00, rc=0x74, al=02030405060708090a0b0c0d0e0f1011}
    ProbeDirEnt {status=0x00, name=»COMAL80 ERM«, xl=0x00, bc=0x00, xh=0x00, rc=0x0c, al=12000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»SEMIBEG COM«, xl=0x00, bc=0x00, xh=0x00, rc=0x51, al=13141516171800000000000000000000}
    ProbeDirEnt {status=0x00, name=»SEMIDXY COM«, xl=0x01, bc=0x00, xh=0x00, rc=0x77, al=191a1b1c1d1e1f202122232425262728}
    ProbeDirEnt {status=0x00, name=»SEMIDXY 000«, xl=0x00, bc=0x00, xh=0x00, rc=0x35, al=292a2b2c000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»LOGON      «, xl=0x00, bc=0x00, xh=0x00, rc=0x04, al=2d000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»BILLEJE    «, xl=0x00, bc=0x00, xh=0x00, rc=0x09, al=2e000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»KARTOTEK   «, xl=0x00, bc=0x00, xh=0x00, rc=0x56, al=2f303132333400000000000000000000}
    ProbeDirEnt {status=0x00, name=»MEDARB     «, xl=0x00, bc=0x00, xh=0x00, rc=0x03, al=35000000000000000000000000000000}
+   9 -   0 <Tree 0x0-0x28200-0x50400>
+   9 -   8 <Tree 0x0-0x28200-0x50400>

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