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 D I J N R T

⟦846ff4802⟧ Bits:30002878 SW1503 RcKalk release 1.2, 5¼" Floppy Disk, CpmFSAuto

    Length: 1261568 (0x134000)
    Description: Bits:30002878 SW1503 RcKalk release 1.2
    Types: 5¼" Floppy Disk, CpmFSAuto
    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:  +28/-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
00640BUDGET1.NCD⟦a57c1c72f⟧ TextFile
003968BUGET.NCD⟦d1735eb1b⟧ TextFile
003328BUGETA1.NCD⟦178ec9fb2⟧ TextFile
004864DEMO.NCD⟦e42123c62⟧ TextFile
00512ILS.NCD⟦50dee1806⟧ TextFile
00128INSTJOB.SUB⟦556fdb5de⟧ TextFile
005888JBS.NCD⟦f63c86dac⟧ TextFile
005888JBS1.NCD⟦bd6ead0ae⟧ TextFile
002304JBS2.NCD⟦9ed232c50⟧ TextFile
003840JBS3.NCD⟦04dffeb90⟧ TextFile
004864JBS5.NCD⟦ac9044cad⟧ TextFile
00128NCDEF.VAL⟦30e3c5f2d⟧
0081536RCKALK.CMD⟦2488b07bd⟧
003968RCKALK.NCH⟦6a1de2b32⟧ TextFile

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 20-1-1-1-1-1-1-1
   (2, 1)  0xa000 1-1-1-1-1-1-1-1

Total credibility: 19

Block number width: ok16

   8     0     8    72    48  False
  16     0     8    73     0  False

Block Sizes:
    2048 0x00 +18 -0
    1024 0x00 +4 -14
    4096 0x01 +4 -14
    8192 0x03 +4 -14
   16384 0x07 +4 -14
   32768 0x0f +4 -14
   65536 0x1f +4 -14
     512 0x00 +3 -15
     128 0x00 +2 -16
     256 0x00 +2 -16

Candidate interleaves in order of directory credibility:

Penalty  Name         Order                                                                     Resulting dir order
      0  normal-1     (1-2-3-4-5-6-7-8)                                                         [19]   +28/-0
      0  normal-2     (1-3-5-7-2-4-6-8)                                                         [19]   +20/-5
      0  normal-3     (1-4-7-2-5-8-3-6)                                                         [19]   +20/-3
From the beastiarium: CpmFSCr16   +0/-0
From the beastiarium: CpmFSJames   +0/-0

File & label names found:
  0x0008000 (2, 0, 1)
    ProbeDirEnt {status=0x20, name=»SW1503 1.2 «, xl=0x31, bc=0x00, xh=0x00, rc=0x00, al=0000000000000000f50a1519f50a1519}
    ProbeDirEnt {status=0x00, name=»RCKALK  CMD«, xl=0x00, bc=0x00, xh=0x00, rc=0x80, al=080009000a000b000c000d000e000f00}
    ProbeDirEnt {status=0x00, name=»RCKALK  CMD«, xl=0x01, bc=0x00, xh=0x00, rc=0x80, al=10001100120013001400150016001700}
    ProbeDirEnt {status=0x00, name=»RCKALK  CMD«, xl=0x02, bc=0x00, xh=0x00, rc=0x80, al=180019001a001b001c001d001e001f00}
    ProbeDirEnt {status=0x00, name=»RCKALK  CMD«, xl=0x03, bc=0x00, xh=0x00, rc=0x80, al=20002100220023002400250026002700}
    ProbeDirEnt {status=0x00, name=»RCKALK  CMD«, xl=0x04, bc=0x00, xh=0x00, rc=0x7d, al=280029002a002b002c002d002e002f00}
    ProbeDirEnt {status=0x00, name=»RCKALK  NCH«, xl=0x00, bc=0x00, xh=0x00, rc=0x1f, al=30003100000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»DEMO    NCD«, xl=0x00, bc=0x00, xh=0x00, rc=0x26, al=32003300340000000000000000000000}
    ProbeDirEnt {status=0x00, name=»INSTJOB SUB«, xl=0x00, bc=0x00, xh=0x00, rc=0x01, al=35000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»ILS     NCD«, xl=0x00, bc=0x00, xh=0x00, rc=0x04, al=36000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»JBS     NCD«, xl=0x00, bc=0x00, xh=0x00, rc=0x2e, al=37003800390000000000000000000000}
    ProbeDirEnt {status=0x00, name=»JBS1    NCD«, xl=0x00, bc=0x00, xh=0x00, rc=0x2e, al=3a003b003c0000000000000000000000}
    ProbeDirEnt {status=0x00, name=»JBS2    NCD«, xl=0x00, bc=0x00, xh=0x00, rc=0x12, al=3d003e00000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»JBS3    NCD«, xl=0x00, bc=0x00, xh=0x00, rc=0x1e, al=3f004000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»JBS5    NCD«, xl=0x00, bc=0x00, xh=0x00, rc=0x26, al=41004200430000000000000000000000}
    ProbeDirEnt {status=0x00, name=»NCDEF   VAL«, xl=0x00, bc=0x00, xh=0x00, rc=0x01, al=44000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»BUDGET1 NCD«, xl=0x00, bc=0x00, xh=0x00, rc=0x05, al=45000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»BUGET   NCD«, xl=0x00, bc=0x00, xh=0x00, rc=0x1f, al=46004700000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»BUGETA1 NCD«, xl=0x00, bc=0x00, xh=0x00, rc=0x1a, al=48004900000000000000000000000000}
*  28 -   0 [1, 2, 3, 4, 5, 6, 7, 8]
+  20 -   3 [1, 4, 7, 2, 5, 8, 3, 6]
+  20 -   5 [1, 3, 5, 7, 2, 4, 6, 8]

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