[pups] Interesting PDP/Xenix History

[Johnny Billquist]

On Sun, 24 Mar 2002, Frank Wortner wrote:

> on 3/23/02 11:26 PM, Warren Toomey at wkt at minnie.tuhs.org wrote:
> 
> > I've left a comment in the thread asking if they would
> > donate a copy of the tape's contents to our Archive.
> 
> I also remember running PDP/11 Xenix.  The article is basically correct,
> although Microsoft (or HCR) did add a working paging system that enabled
> simulation of split I&D on small PDP/11s like the 11/23, 11/34, and 11/40.

I don't understand how any paging system could simulate split I/D space?
Do you remember any details?

	Johnny

Johnny Billquist                  || "I'm on a bus
                                  ||  on a psychedelic trip
email: bqt at update.uu.se           ||  Reading murder books
pdp is alive!                     ||  tryin' to stay hip" - B. Idol