Subject: Re: emulating MMU on 68020?
To: Todd Vierling <tv@wasabisystems.com>
From: Ignatios Souvatzis <is@beverly.kleinbus.org>
List: port-m68k
Date: 09/25/2000 22:37:05
On Mon, Sep 25, 2000 at 04:26:08PM -0400, Todd Vierling wrote:
> On Mon, 25 Sep 2000, Hubert Feyrer wrote:
> 
> : On Mon, 25 Sep 2000, Ignatios Souvatzis wrote:
> : > AFAICT without actually rereading the manuals, yes, it should work.
> : 
> : Hum, I've read the latter sections, and they mention som e"external signal
> : giving device" (paraphrased), i guess that's where something like a 68851
> : MMU is needed.
> 
> There are different approaches that can be used, but something needs to be
> able to generate interrupts when memory not occupied by an "available page"

err... yes... stupid me. Of course, it is possible to emulate the MMU commands,
but not the MMU command side-effects...

Regards,
	Ignatios