[Coco] Booting Nitros9.
Jeff Teunissen
deek at d2dc.net
Sun May 10 18:49:33 EDT 2020
Boisy's "Coyota" project did that. But like I said initially, he had
to replace the whole BASIC ROM of the CoCo, because you just can't fit
a whole OS9 system image into the 16K of a normal cartridge ROM.
The idea does come to mind that you might be able to write a boot
loader to run in one of the big banked ROM cartridges like Robocop,
extract the full bootfile from ROM into RAM, and then transfer control
to it from there.
On Sun, May 10, 2020 at 5:36 PM Bill Gunshannon
<bill.gunshannon at hotmail.com> wrote:
>
> On 5/10/20 5:12 PM, Bill Pierce via Coco wrote:
> > We have a bootrom for the Coco3FPGA. That code could probably easily modified for other formats.
> >
>
> I wasn't thinking of a BootROM. I was thinking of running NitrOS9 from
> a PROM like OS9 would have done in an embedded system. No boot up, just
> turn on and be running.
>
> Guess I'll have to try and do it myself to see if it is possible. Then,
> if it is, we can see what can be done with it. :-) Maybe make a system
> for another 6809 based box I have with no disks of any kind supported. :-)
>
> bill
>
>
>
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