RSTS on a Pro, was Re: [HECnet] DECnet User Mode Router - Encapsulation Formats

Wolfgang Eichberger oe5ewl at gmail.com
Sun Jun 24 11:19:50 PDT 2012


RSX would be great too. There was a rumour that somebody got it on a Pro, but I never managed to get a copy...
--
Wolfgang Eichberger - OE5EWL
Operating System Collector
Blog: 5ewl.blogspot.com
Homepage: www.eichberger.org

Ahnenforschung / Genealogy: A(E)ichberger, B(P)ruckmayr Raum Leonding/Alkoven/Eferding; Schmeisser Raum Attergau



2012/6/24 Johnny Billquist <bqt at softjar.se>
On 2012-06-24 11:53, Wolfgang Eichberger wrote:
I would greatly appreciate RSTS for my Pro380 too if you would like to
share it....

For myself P/OS was never my thing... RSTS would be much nicer on this
box...

Speaking as an RSX fanatic - was P/OS every the right thing for anyone...???
Now, if I could get proper RSX on that machine...

           Johnny


Regards,
  Wolfgang

--
Wolfgang Eichberger - OE5EWL
Operating System Collector
Blog: 5ewl.blogspot.com <http://5ewl.blogspot.com>
Homepage: www.eichberger.org <http://www.eichberger.org>


Ahnenforschung / Genealogy: A(E)ichberger, B(P)ruckmayr Raum
Leonding/Alkoven/Eferding; Schmeisser Raum Attergau



2012/6/23 Dave McGuire <mcguire at neurotica.com
<mailto:mcguire at neurotica.com>>


     On 06/23/2012 04:43 PM, Paul_Koning at Dell.com wrote:
      >> Urr?   Doesn't the CNA use an Am7990 "Lance" chip?   As I recall
      >> that isn't too bad to program.   I must be misremembering what chip
      >> it uses..?
      >
      > Intel 82586, which has the worst programming interface in the history
      > of Ethernet.   It uses a single linked list, which is accessed both by
      > the driver and by the chip, without interlocking.   Race conditions
      > everywhere...

        Ohhhhhhhhh, that one!   I remember that chip.   That was an "ie"
     (Intel Ethernet) in Sun parlance.   The "le" (Lance Ethernet) found on
     some machines was far preferable.   I had to write a driver for an Am7990
     for an embedded application a long time ago; I remember that wasn't too
     bad.   I've never really looked at the 82586 at the programming level; I
     just remembered not to try to put too much traffic through them when
     building networks of Sun machines. :)

        There's Linux support for it, for which source code is readily
     available, and I have some earlier Solaris source code which will have
     some code.   Maybe pick through that for some tricks.   But man that
     sounds dangerous, no access clash protection...ugh.

      >> Umm...are you willing to share that stuff? =)   I run RSTS 10.1 on
      >> many of my PDP-11s; I'd LOVE to run it on my Pro-350!
      >
      > Sure, if I can figure out a way to do it reasonably cleanly.

        That would be great...Thank you!

                        -Dave

     --
     Dave McGuire, AK4HZ
     New Kensington, PA




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



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