offer - OS/2 for the PDP-11
madodel at ptdprolog.net
Wed Jan 2 15:18:15 CST 2008
Guy Sotomayor wrote:
> Folks, there was *no* OS/2 for anything other than the x86 and the PPC.
> I was on one of the early IBM task forces for the definition of what was
> to become OS/2 (they didn't listen to me but then that's another story)
> so I think I can say with some authority what was going on.
That is what I thought. Thanks for the clarification.
> The x86 kernel code was all written in assembler. Hell even the
> interfaces were defined as x86 structures with x86 registers.
> The PPC code was based upon the Workplace OS project (of which I am
> *intimately* familiar being one of the original 6 people at IBM on the
> project). The PPC version shared almost no code with the x86 version of
Its amazing though how OS/2 PPC looks and feels just like Warp3. Its a
shame it was never finished, but seeing the following I understand why IBM
decided to pull the plug.
> For those counting, Workplace OS consumed something on the order of 600+
> engineers and $2 Billion over the course of 4 years.
And that was back when a billion dollars was worth something. This is more
than I had heard before, but I suppose it depends on what people consider
included in the development and from when. Wasn't Taligent started to work
on that project?
> So there was no possibility of OS/2 being "ported" to the PDP-11. It
> just wasn't possible.
OS/2 PPC is still an amazing piece of work.
From the eComStation Desktop of: Mark Dodel
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