[sebhc] H17 ROM ?
patrick at vintagecomputermarketplace.com
Fri May 21 11:50:00 CDT 2004
> As far as I can tell, it has very little to do with the disk
> hardware - it appears to be chock full of various utility
> subroutines (like divides etc.) but almost no disk functions.
> Just a little boot stub at the end.
Dave, for me the most useful resource in playing directly with the H17
hardware has been the CP/M BIOS listing, which contains nearly line-by-line
comments in its functions.
> Poking through the Mac emulator documentation it looks as if
> HDOS has it's own drivers for the hardware.
> So: How does HDOS handle the different disk controllers?
> Do you need a differently configured HDOS diskette for the
> different controllers?
Different drivers. Which disk subsystems your machine supports is a
function of which drivers (.DVD files) are on the diskette from which you
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