[TUHS] IBM Unix source licenses [was Re: PWB vs Unix/TS
imp at bsdimp.com
Fri Sep 13 07:31:08 AEST 2019
On Thu, Sep 12, 2019 at 3:01 PM Clem Cole <clemc at ccc.com> wrote:
> On Thu, Sep 12, 2019 at 3:31 PM Kevin Bowling <kevin.bowling at kev009.com>
>> Charlie, there is some interesting history of the pre-RS/6000 AIX
>> stuff here (you give a quote :)). Particularly page 41 gives a
>> chronology of UNIX at IBM:
> Awesome - thank you,
>> Prior to AIX the Series/1 had a UNIX port in the early '80s. I think
>> that work happened in Boca Raton.
> FYI: the original S/1 port was done at Cleveland State with the Seventh
> Edition - the name of the Prof that led it I can not say I remember nor his
> HW configuration, but I do remember his presentation. It is where the term
> 'NUXI' was coined. I want to say in 1979 or 1980, they gave a wonderful
> talk about it. They had some help from folks at Case as they did not have
> a PDP-11 of their own and never seen UNIX before (*i.e.* they arranged to
> borrowed time on a PDP-11 at the EE Dept at Case. They wrote a new back
> end for the Ritchie C compiler, and recompiled everything, wrote new
> drivers for the S/1 HW and rewrote m40.s as needed. Then they wrote the
> disks, then drove the packs back to Cleveland State. IIRC it took a summer
> of work to complete).
> FWIW: The PDP-11 has an interesting way it does byte-swapping and when
> they first booted the system, the first message was NUXI which was how the
> S/1 saw the strings. The term was used from then on in the community to
> describe byte-swapping issues.
> I remember all of us in the audience howling with laughter when they
> described their work. Unfortunately, this was before USENIX kept
> conference proceedings so I'm not sure if the talk and paper were archived.
> And the truth is, I wish we had that port in the TUHS archives.
Me too. This is a port I had no clue about.... I'll have to put it in my
slides as "S/1 NUXI" :)
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