[TUHS] Genix / early 80's VM variants

Larry McVoy lm at mcvoy.com
Mon May 10 05:57:45 AEST 2021

Pretty sure Bill Jolitz either had a 32016 Unix or he was also selling 
similar boxes.  National couldn't get it together to produce bug free
chips or maybe we'd all be running that, pretty nice architecture
(in theory).

On Sun, May 09, 2021 at 09:47:57PM +0200, Paul Ruizendaal wrote:
> Looking at some VM stuff, I came across this:
> http://bitsavers.org/bits/AmericanInformationSystems/ <http://bitsavers.org/bits/AmericanInformationSystems/>
> It seems American Information Systems was a short-lived National Semiconductor spinoff that made a 32016 based board that plugged into a PDP-11 QBus:
> https://books.google.nl/books?id=xyjys2kz1RQC&pg=RA1-PA58&lpg=RA1-PA58&dq=american+information+system+3210&source=bl&ots=f1JGu1boT6&sig=ACfU3U2X04c3Myuhea-MLepeKFed6vvVCw&hl=en&sa=X&redir_esc=y#v=onepage&q=american%20information%20system%203210&f=false
> It ran a version of Unix called Genix that appears to be SysV R2 derived, but with VM code that is neither 4BSD derived, nor SysV R2.4 derived.
> The VM code names David I. Bell and Laura Neff as authors.
> Anybody recall American Info Systems and/or Genix?
> Paul

Larry McVoy            	     lm at mcvoy.com             http://www.mcvoy.com/lm 

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