Subject: Re: NetBSD without MMU ?
To: Byan, Stephen <>
From: Ignatios Souvatzis <>
List: tech-embed
Date: 04/13/2002 09:50:57
On Fri, Apr 12, 2002 at 11:35:39AM -0700, Byan, Stephen wrote:
> > However, wasn't one of the early Santa Cruz Operation unices such
> > that it could run on something other than a 286. But this is 
> > so ancient
> > I am very hazy on just what it was... 
> That would be Microsoft Xenix, developed by SCO, and which was available on
> The Zilog Z8000 as well as some either the 8086 or 80286.

Z8000 has segmenting (and -registers) provided by a companion CPU, and I seem
to recall, paging as well. I've learned Unix on a ZEUS (Zilog Expensive Unix
System (or maybe "extended"?)).