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 C I M S T X

⟦0786d98e0⟧ Bits:30009637 X-MIT ver. 2.3 - Piccoline, 5¼" Floppy Disk, CpmFSAuto, ImdContainer

    Length: 1261568 (0x134000)
    Description: Bits:30009637 X-MIT ver. 2.3 -  Piccoline
    Types: 5¼" Floppy Disk, CpmFSAuto, ImdContainer
    Notes: CP/M-fs(1024_2048_0x0_*1+1_2:0_76:1_32)

CpmFSAuto

Media:             [0, 0, 1] … [76, 1, 8] {1024: 1232}
Signature:         1024_2048_0x0_*1+1_2:0_76:1_32
Confidence score:  +16/-0 
Sector size:       1024
Block size:        2048
Directory entries: 32
Block number size: 16
Extent-mask:       0x00
Sector-interleave: 1, 2, 3, 4, 5, 6, 7, 8
Tracks:            (2, 0), (2, 1), (3, 0), (3, 1), (4, 0), (4, 1) […] (74, 0), (74, 1), (75, 0), (75, 1), (76, 0), (76, 1)
user bc length name artifact
0 0 25472 INSTAL.CMD ⟦1d8df179a⟧
0 0 128 MASTER.SUB ⟦0fa167882⟧ TextFile
0 0 128 STARTUP.0 ⟦90b9a3358⟧
0 0 56960 X-MIT.CMD ⟦6c0764fdb⟧
0 0 128 X-MIT.INI ⟦9223c79be⟧
0 0 3456 X-MIT.MNU ⟦b10e7381b⟧
0 0 1408 X-MIT.MSG ⟦0f5f55716⟧ TextFile
0 0 3840 X-MIT.PRL ⟦92b231f23⟧
0 0 23040 X-MIT.SCR ⟦2762eacb9⟧

CP/M filesystem probe

Geometry: [[0, 0, 1], [76, 1, 8]]

First credible dirsect is: (2, 0, 1) at 0x8000 with 0x8 attribute records

Credible directory tracks:
   (2, 0)  0x8000 16-1-1-1-1-1-1-1
   (2, 1)  0xa000 1-1-1-1-1-1-1-1

Total credibility: 15

Block number width: ok16

   8     0     8    68    47  False
  16     0     8    68     0  False

Block Sizes:
    2048 0x00 +14 -0
    4096 0x01 +4 -10
    8192 0x03 +4 -10
   16384 0x07 +4 -10
   32768 0x0f +4 -10
   65536 0x1f +4 -10
     128 0x00 +3 -11
     256 0x00 +3 -11
     512 0x00 +3 -11
    1024 0x00 +3 -11

Candidate interleaves in order of directory credibility:

Penalty  Name         Order                                                                     Resulting dir order
      0  normal-1     (1-2-3-4-5-6-7-8)                                                         [15]   +16/-0
      0  normal-2     (1-3-5-7-2-4-6-8)                                                         [15]   +14/-3
      0  normal-3     (1-4-7-2-5-8-3-6)                                                         [15]   +15/-2
From the beastiarium: CpmFSCr16   +0/-0

File & label names found:
  0x0008000 (2, 0, 1)
    ProbeDirEnt {status=0x20, name=»           «, xl=0x31, bc=0x00, xh=0x00, rc=0x00, al=0000000000000000a80c1318a80c1318}
    ProbeDirEnt {status=0x00, name=»MASTER  SUB«, xl=0x00, bc=0x00, xh=0x00, rc=0x01, al=08000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»STARTUP 0  «, xl=0x00, bc=0x00, xh=0x00, rc=0x01, al=09000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»X-MIT   CMD«, xl=0x00, bc=0x00, xh=0x00, rc=0x80, al=0a000b000c000d000e000f0010001100}
    ProbeDirEnt {status=0x00, name=»X-MIT   CMD«, xl=0x01, bc=0x00, xh=0x00, rc=0x80, al=12001300140015001600170018001900}
    ProbeDirEnt {status=0x00, name=»X-MIT   CMD«, xl=0x02, bc=0x00, xh=0x00, rc=0x80, al=1a001b001c001d001e001f0020002100}
    ProbeDirEnt {status=0x00, name=»X-MIT   CMD«, xl=0x03, bc=0x00, xh=0x00, rc=0x3d, al=22002300240025000000000000000000}
    ProbeDirEnt {status=0x00, name=»X-MIT   PRL«, xl=0x00, bc=0x00, xh=0x00, rc=0x1e, al=26002700000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»X-MIT   MSG«, xl=0x00, bc=0x00, xh=0x00, rc=0x0b, al=28000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»X-MIT   SCR«, xl=0x00, bc=0x00, xh=0x00, rc=0x80, al=29002a002b002c002d002e002f003000}
    ProbeDirEnt {status=0x00, name=»X-MIT   SCR«, xl=0x01, bc=0x00, xh=0x00, rc=0x34, al=31003200330034000000000000000000}
    ProbeDirEnt {status=0x00, name=»X-MIT   MNU«, xl=0x00, bc=0x00, xh=0x00, rc=0x1b, al=35003600000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»INSTAL  CMD«, xl=0x00, bc=0x00, xh=0x00, rc=0x80, al=3700380039003a003b003c003d003e00}
    ProbeDirEnt {status=0x00, name=»INSTAL  CMD«, xl=0x01, bc=0x00, xh=0x00, rc=0x47, al=3f004000410042004300000000000000}
    ProbeDirEnt {status=0x00, name=»X-MIT   INI«, xl=0x00, bc=0x00, xh=0x00, rc=0x01, al=44000000000000000000000000000000}
*  16 -   0 [1, 2, 3, 4, 5, 6, 7, 8]
+  15 -   2 [1, 4, 7, 2, 5, 8, 3, 6]
+  14 -   3 [1, 3, 5, 7, 2, 4, 6, 8]

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