[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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