[Coco] booting OS9 from hard drive(an essay, by George)

[Paul T. Barton]

Guys,

--- Bob Devries <bdevries at gil.com.au> wrote:

> I hacked a disk rom to jump to the DOS command
> when it had finished its
> initialisation routines.
> 
> While this is not pretty, and *does* cause some
> problems if I do want to go
> to disk basic, it does work fine for booting
> into OS9 via my boot floppy.
> 
> Now, *remembering* what I did to make it do
> this could be a problem :(
> >   My wish list includes a ROM to boot
> directly to the hard drive after a
> > short, timed menu option to do something on
> the keyboard(such as press F1)
> > which would cause the coco to go into DECB.
> This way if there were a
> problem
> > with the HD, I could still do something from
> DECB, such as boot from a
> > floppy.


I guess that I did something similar:
Put the track-34 over the "3-gurus"
in the rom, patched the "3-gurus" mover
code to move it and jump to the
appropriate place in RAM. Now I can
boot directly to hard-disk  with
the ALT-CRTL-RESET keystrokes
(as long as the h-disk stays alive,
of course).

Paul - idezilla



		
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