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 A C D M P S

⟦e9e702b06⟧ Bits:30002658 CP/M 2.2 for ICL COMET MPS 3000, 5¼" Floppy Disk, CpmFSAuto

    Length: 204800 (0x32000)
    Description: Bits:30002658 CP/M 2.2 for ICL COMET MPS 3000
    Types: 5¼" Floppy Disk, CpmFSAuto
    Notes: CP/M-fs(512_1024_0x0_16_*3+1+3+2_2:0_39:0)

CpmFSAuto

Media:             [0, 0, 1] … [39, 0, 10] {512: 400}
Signature:         512_1024_0x0_16_*3+1+3+2_2:0_39:0
Confidence score:  +6/-0
Sector size:       512
Block size:        1024
Directory entries: 16
Block number size: 8
Extent-mask:       0x00
Sector-interleave: 1, 4, 7, 10, 3, 6, 9, 2, 5, 8
Tracks:            (2, 0), (3, 0), (4, 0), (5, 0), (6, 0), (7, 0) […] (34, 0), (35, 0), (36, 0), (37, 0), (38, 0), (39, 0)
user bc length name artifact
0 0 8704 AUT60CPM.COM ⟦1020d6853⟧
0 0 8704 CPM60.COM ⟦c01b22c11⟧
0 0 4864 DDT.COM ⟦d79890f0a⟧
0 0 9728 MOVCPM.COM ⟦5793fd00f⟧
0 0 7424 PIP.COM ⟦7f9e12a92⟧
0 0 1024 SYSGEN.COM ⟦4fc3a4726⟧

CP/M filesystem probe

Geometry: [[0, 0, 1], [39, 0, 10]]

First credible dirsect is: (2, 0, 1) at 0x2800 with 0x0 attribute records

Credible directory tracks:
   (2, 0)  0x2800 7-0-0-1-0-0-1-0-0-1

Total credibility: 6

Block number width: ok8

   8     0     2    43     0  False
  16     0    20 10793     0   True

Block Sizes:
    1024 0x00 +6 -0
    2048 0x01 +1 -5
    4096 0x03 +1 -5
    8192 0x07 +1 -5
   16384 0x0f +1 -5
   32768 0x1f +1 -5
   65536 0x3f +1 -5
     128 0x00 +0 -6
     256 0x00 +0 -6
     512 0x00 +0 -6

Candidate interleaves in order of directory credibility:

Penalty  Name         Order                                                                     Resulting dir order
      0  Butler3      (1-4-7-10-2-5-8-3-6-9)                                                    [6]   +6/-3
      0  normal-1     (1-2-3-4-5-6-7-8-9-10)                                                    [6]   +6/-7
      0  normal-2     (1-3-5-7-9-2-4-6-8-10)                                                    [6]   +6/-4
      0  normal-3     (1-4-7-10-3-6-9-2-5-8)                                                    [6]   +6/-0
      0  normal-4     (1-5-9-3-7-2-6-10-4-8)                                                    [6]   +6/-5

File & label names found:
  0x0002800 (2, 0, 1)
    ProbeDirEnt {status=0x00, name=»PIP     COM«, xl=0x00, bc=0x00, xh=0x00, rc=0x3a, al=02030405060708090000000000000000}
    ProbeDirEnt {status=0x00, name=»CPM60   COM«, xl=0x00, bc=0x00, xh=0x00, rc=0x44, al=15161718191a1b1c1d00000000000000}
    ProbeDirEnt {status=0x00, name=»MOVCPM  COM«, xl=0x00, bc=0x00, xh=0x00, rc=0x4c, al=0a0b0c0d0e0f10111213000000000000}
    ProbeDirEnt {status=0x00, name=»SYSGEN  COM«, xl=0x00, bc=0x00, xh=0x00, rc=0x08, al=14000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»DDT     COM«, xl=0x00, bc=0x00, xh=0x00, rc=0x26, al=1e1f2021220000000000000000000000}
    ProbeDirEnt {status=0x00, name=»AUT60CPMCOM«, xl=0x00, bc=0x00, xh=0x00, rc=0x44, al=232425262728292a2b00000000000000}
+   6 -   0 <Tree 0x0-0x19000-0x32000>
+   6 -   3 <Tree 0x0-0x19000-0x32000>

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