Re: [cc65] The Contiki Desktop OS for cc65

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From: Christian Groessler (chris_at_groessler.org)
Date: 2003-03-14 15:02:44


Hi,

On Thu, 13 Mar 2003, Shawn Jefferson wrote:

> >I'm now looking into using some tiny loader DOS
> >(MyPicoDOS, http://www.horus.com/~hias/atari/) where it could be loaded at
> >$700 (w/o R: handler). But MyPicoDOS cannot yet load both the R: driver
> >and then the contiki app. So I think I'll try to modify MyPicoDOS to load
> >the R: driver by itself (should give some final load address at around
> >$DC0 for contiki).
>
> With these mini-loader DOSes, will cc65 file i/o routines work?

No, the DOS is only loading the program and then disappearing...

> >Another idea is to get more memory by loading the 800 (not xl) BIOS into
> >RAM which should make the area $C000 to $D000 available (not used by this
> >BIOS), giving another 4k of RAM.
>
> That would cut off some hardware from being used with Contiki (PBI
> hard drives.)  Maybe that's not an issue.

Do they use the area btw $C000 and $D000? I thought all devices are mapped
into the $D000-$E000 region?

> >> Once its done, I'd be interested in programming some apps/utils for it!  Looks very
> >neat.
> >
> >The memory is very tight on the Atari, so it's not that straightforward...
>
> Maybe we would have to implement some type of application swapping to
> extended memory.  Also not everyone is going to want to run the http
> server, web browser, telnet client, email, etc...  It would be better
> to implement these things as loadable modules and let the user load
> which ones they wanted until they fill up memory.

The memory is so tight with only the web browser, the other things are
already disabled... :-(

regards,
chris


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