DOS ain't dead

Datalight ROM-DOS floppy image creation (Emulation)

posted by rr  , Berlin, Germany, 08.12.2020, 22:20

> I just added two options that help initialising the boot sector loader.
> Before this commit, _BOOTFILE had to point to a 512-bytes file complete
> with the BPB properly initialised already. If that is not the case,
> the new options
> _BOOTJUMPFILE and _BOOTCODEFILE allow specifying loader fragments to
> initialise, while the script will write the BPB itself. The jump file
> should be 3 or 11 bytes long, taken from the beginning of the loader file.
> The code file, for FAT12 or FAT16, should be 450 (or 448 or 446) bytes
> taken starting from offset 3Eh in the loader file. Here is an example,
> using dd. Your X could be used instead, too.

Thanks!

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Complete thread:

• Datalight ROM-DOS floppy image creation - rr, 02.02.2020, 16:44 (Emulation)
  • Datalight ROM-DOS floppy image creation - Rugxulo, 04.02.2020, 05:07
    • Datalight ROM-DOS floppy image creation - rr, 05.02.2020, 15:59
      • FAT image creation - Rugxulo, 08.02.2020, 11:21
        • FAT image creation - marcov, 08.02.2020, 14:54
          • FAT image creation - Rugxulo, 16.02.2020, 18:36
            • FAT image creation - marcov, 17.02.2020, 10:21
              • FAT image creation - Rugxulo, 18.02.2020, 03:39
                • FAT image creation - Rugxulo, 18.02.2020, 21:13
                  • VBox vs. QEMU without VT-X - Rugxulo, 19.02.2020, 10:56
                    • cross-compilation versus emulated (native) compilation - Rugxulo, 04.03.2020, 03:07
                      • cross-compilation versus emulated (native) compilation - Rugxulo, 04.03.2020, 23:11
                • FAT image creation - marcov, 19.02.2020, 10:37
  • Datalight ROM-DOS floppy image creation - rr, 07.12.2020, 23:01
    • Datalight ROM-DOS floppy image creation - ecm, 08.12.2020, 14:06
    • Datalight ROM-DOS floppy image creation - ecm, 08.12.2020, 16:29
      • Datalight ROM-DOS floppy image creation - rr, 08.12.2020, 22:20
        • Datalight ROM-DOS floppy image creation - ecm, 09.12.2020, 10:49
    • Diskette image creation batch files - ecm, 15.12.2020, 22:38
      • Diskette image creation batch files - ecm, 15.12.2020, 22:58
        • Diskette image creation batch files - ecm, 19.12.2020, 18:21