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.


top - metrics
Index: 5 A C E G H I K S T U

⟦29e49ce4d⟧ Bits:30002722 SW1551 GEM Graph Release: 1.0, 5¼" Floppy Disk, CpmFSAuto

    Length: 1261568 (0x134000)
    Description: Bits:30002722 SW1551 GEM Graph Release: 1.0
    Types: 5¼" Floppy Disk, CpmFSAuto
    Notes: CP/M-fs(1024_2048_0x0_*1+1_2:0_76:1_64)

CpmFSAuto

Media:             [0, 0, 1] … [76, 1, 8] {1024: 1232}
Signature:         1024_2048_0x0_*1+1_2:0_76:1_64
Confidence score:  +30/-0 
Sector size:       1024
Block size:        2048
Directory entries: 64
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 7 3456 AREAL.GRF ⟦1d976a229⟧
0 4 10880 EUROMAP.MAP ⟦454c636e7⟧
0 0 212096 GRAPH.APP ⟦186c0fd15⟧
0 20 20736 GRAPH.RSC ⟦9aa75c3cf⟧
0 120 7296 GRAPH.SYM ⟦5d1e5ca68⟧
0 80 22144 HGRAPH.RSC ⟦43cf9aab2⟧
0 0 35456 INSTALL.CMD ⟦2a3a7d3e3⟧
0 0 384 INSTJOB.BAT ⟦e4c349cf2⟧ TextFile
0 51 3072 KOMBIN.GRF ⟦0fb483f40⟧
0 0 1408 SPREAD.WKS ⟦70dc414ae⟧
0 117 2816 STABEL.GRF ⟦d4894e4fc⟧
0 37 2816 TREDIM.GRF ⟦6587c21ee⟧
0 90 10368 USMAP.MAP ⟦c6fb2c7b0⟧

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 22-10-1-1-1-1-1-1
   (2, 1)  0xa000 1-1-1-1-1-1-1-1

Total credibility: 30

Block number width: ok16

   8     0     8   194   141  False
  16     0     8   195     0  False

Block Sizes:
    2048 0x00 +29 -0
    4096 0x01 +2 -27
    8192 0x03 +2 -27
   16384 0x07 +2 -27
   32768 0x0f +2 -27
   65536 0x1f +2 -27
     512 0x00 +1 -28
    1024 0x00 +1 -28
     128 0x00 +0 -29
     256 0x00 +0 -29

Candidate interleaves in order of directory credibility:

Penalty  Name         Order                                                                     Resulting dir order
      0  normal-1     (1-2-3-4-5-6-7-8)                                                         [21, 9]   +30/-0
     11  normal-3     (1-4-7-2-5-8-3-6)                                                         [21, 0, 0, 9]   +29/-6
     12  normal-2     (1-3-5-7-2-4-6-8)                                                         [21, 0, 0, 0, 9]   +30/-4
From the beastiarium: CpmFSCr16   +0/-0

File & label names found:
  0x0008000 (2, 0, 1)
    ProbeDirEnt {status=0x20, name=»GEM Graph  «, xl=0x31, bc=0x00, xh=0x00, rc=0x00, al=00000000000000007c0c10347c0c1034}
    ProbeDirEnt {status=0x00, name=»INSTJOB BAT«, xl=0x00, bc=0x00, xh=0x00, rc=0x03, al=08000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»GRAPH   APP«, xl=0x00, bc=0x00, xh=0x00, rc=0x80, al=1b001c001d001e001f00200021002200}
    ProbeDirEnt {status=0x00, name=»GRAPH   APP«, xl=0x01, bc=0x00, xh=0x00, rc=0x80, al=23002400250026002700280029002a00}
    ProbeDirEnt {status=0x00, name=»GRAPH   APP«, xl=0x02, bc=0x00, xh=0x00, rc=0x80, al=2b002c002d002e002f00300031003200}
    ProbeDirEnt {status=0x00, name=»GRAPH   APP«, xl=0x03, bc=0x00, xh=0x00, rc=0x80, al=33003400350036003700380039003a00}
    ProbeDirEnt {status=0x00, name=»GRAPH   APP«, xl=0x04, bc=0x00, xh=0x00, rc=0x80, al=3b003c003d003e003f00400041004200}
    ProbeDirEnt {status=0x00, name=»GRAPH   APP«, xl=0x05, bc=0x00, xh=0x00, rc=0x80, al=43004400450046004700480049004a00}
    ProbeDirEnt {status=0x00, name=»GRAPH   APP«, xl=0x06, bc=0x00, xh=0x00, rc=0x80, al=4b004c004d004e004f00500051005200}
    ProbeDirEnt {status=0x00, name=»GRAPH   APP«, xl=0x07, bc=0x00, xh=0x00, rc=0x80, al=53005400550056005700580059005a00}
    ProbeDirEnt {status=0x00, name=»GRAPH   APP«, xl=0x08, bc=0x00, xh=0x00, rc=0x80, al=5b005c005d005e005f00600061006200}
    ProbeDirEnt {status=0x00, name=»GRAPH   RSC«, xl=0x00, bc=0x14, xh=0x00, rc=0x80, al=70007100720073007400750076007700}
    ProbeDirEnt {status=0x00, name=»GRAPH   RSC«, xl=0x01, bc=0x14, xh=0x00, rc=0x22, al=780079007a0000000000000000000000}
    ProbeDirEnt {status=0x00, name=»INSTALL CMD«, xl=0x00, bc=0x00, xh=0x00, rc=0x80, al=7b007c00b400b500b600b700b800b900}
    ProbeDirEnt {status=0x00, name=»INSTALL CMD«, xl=0x01, bc=0x00, xh=0x00, rc=0x80, al=ba00bb00bc00bd00be00bf00c000c100}
    ProbeDirEnt {status=0x00, name=»USMAP   MAP«, xl=0x00, bc=0x5a, xh=0x00, rc=0x51, al=86008700880089008a008b0000000000}
    ProbeDirEnt {status=0x00, name=»EUROMAP MAP«, xl=0x00, bc=0x04, xh=0x00, rc=0x55, al=8c008d008e008f009000910000000000}
    ProbeDirEnt {status=0x00, name=»GRAPH   SYM«, xl=0x00, bc=0x78, xh=0x00, rc=0x39, al=92009300940095000000000000000000}
    ProbeDirEnt {status=0x00, name=»SPREAD  WKS«, xl=0x00, bc=0x00, xh=0x00, rc=0x0b, al=96000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»AREAL   GRF«, xl=0x00, bc=0x07, xh=0x00, rc=0x1b, al=97009800000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»TREDIM  GRF«, xl=0x00, bc=0x25, xh=0x00, rc=0x16, al=99009a00000000000000000000000000}
  0x0008400 (2, 0, 2)
    ProbeDirEnt {status=0x00, name=»KOMBIN  GRF«, xl=0x00, bc=0x33, xh=0x00, rc=0x18, al=9b009c00000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»STABEL  GRF«, xl=0x00, bc=0x75, xh=0x00, rc=0x16, al=9d009e00000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»GRAPH   APP«, xl=0x09, bc=0x00, xh=0x00, rc=0x80, al=63006400650066006700680069006a00}
    ProbeDirEnt {status=0x00, name=»GRAPH   APP«, xl=0x0a, bc=0x00, xh=0x00, rc=0x80, al=6b006c006d006e006f009f00a000a100}
    ProbeDirEnt {status=0x00, name=»GRAPH   APP«, xl=0x0b, bc=0x00, xh=0x00, rc=0x80, al=a200a300a400a500a600a700a800a900}
    ProbeDirEnt {status=0x00, name=»GRAPH   APP«, xl=0x0c, bc=0x00, xh=0x00, rc=0x79, al=aa00ab00ac00ad00ae00af00b000b100}
    ProbeDirEnt {status=0x00, name=»HGRAPH  RSC«, xl=0x00, bc=0x50, xh=0x00, rc=0x80, al=7d007e007f0080008100820083008400}
    ProbeDirEnt {status=0x00, name=»HGRAPH  RSC«, xl=0x01, bc=0x50, xh=0x00, rc=0x2d, al=8500b200b30000000000000000000000}
    ProbeDirEnt {status=0x00, name=»INSTALL CMD«, xl=0x02, bc=0x00, xh=0x00, rc=0x15, al=c200c300000000000000000000000000}
*  30 -   0 [1, 2, 3, 4, 5, 6, 7, 8]
+  30 -   4 [1, 3, 5, 7, 2, 4, 6, 8]
+  29 -   6 [1, 4, 7, 2, 5, 8, 3, 6]

Full view