cpm/readme.txt

   1 To rebuild the disk-image, you need:
   2 - dd
   3 - z80asm
   4 - cpmtools
   5
   6 The disk format the emulator uses is somewhat weird: it's the same as
   7 the ibm-3740 disk format but without track skew. To be able to write it.
   8 add this text as the first entry in your /etc/cpmtools/diskdefs:
   9
  10 diskdef avrcpm
  11   seclen 128
  12   tracks 77
  13   sectrk 26
  14   blocksize 1024
  15   maxdir 64
  16   skew 1
  17   boottrk 2
  18   os p2dos
  19 end
  20