PCjr Stuff

From: Jim Tuck <technos_at_nerdland.org>
Date: Sun Oct 21 18:13:06 2001

Yep. The only restriction on Linus's final blessed tarball is a MMU. ELKS
(and several other embedded/handheld ports) don't. ELKS will run on MMU
less 'Intel' systems. I had it going on an overclocked V20 for a while.

Jim

On Monday, October 22, 2001 3:13 PM, Tony Duell [SMTP:ard_at_p850ug1.demon.co.uk]
wrote:
> > > Given enough RAM (640K?), is there any good reason why ELKS couldn't be
> > > ported to the PCjr?
> > >
> > > No, I am not volunteering to try it....
> > >
> > > -tony
> >
> >
> > I believe that all versions of Linux require a 32+ bit processor to run.
>
> I thought the whole point of ELKS was that it didn't need the MMU of the
> 386+ (it's that, rather than the 32 bit operations, that is the real
> reason that full linux won't run on a 286 or below, I think).
>
> One problem with running ELKS (or Minix) on the PCjr is the keyboard.
> It's very software-intensive -- the IR datastream goes to the NMI pin on
> the CPU (and maybe to an input port, I would have to check the techref).
> It's up to the CPU to work out the timing of the pulses and decode it.
> This could be 'interesting' if running a multitasking OS :-)...
>
> -tony
Received on Sun Oct 21 2001 - 18:13:06 BST