RL02 version of UNIX6?

william degnan billdegnan at gmail.com
Thu Feb 2 16:13:27 CST 2017

On Thu, Feb 2, 2017 at 2:56 PM, allison <ajp166 at verizon.net> wrote:

> On 2/2/17 2:32 PM, william degnan wrote:
>> All this talk about compatibility...was there ever UNIX made for the PDP
>> 11/40 and RL02, or was it only run on RK05?  Wouldn't all of the C and
>> wake
>> calls, etc issues have been solved then?  Why is this an issue now?  I am
>> largely ignorant to the details but from 20000 feet it would seem like
>> this
>> would have been taken care of long ago.  No need for pre-processing code,
>> etc.  Please educate me if I am wrong, just curious.
>> Bill Degnan
>> for laughs I wandered over to:
> http://ftp.math.utah.edu/pub/mirrors/minnie.tuhs.org/PDP-11/Boot_Images/
> To see if the copy of V6 on RL02 is still there.... yep it is.  and it
> runs on a 11/23 just fine
> as thanks to someone I have a copy on RL02 that I boot from time to time.
> Seems the problem is solved.  If memory serves it cannot use more than
> 256K even if the
> machine is Q22.
> Allison

Thanks.  At this point, with a bad EIS board, there's not much I can do,
but I can use this in simH, and read up and get educated.

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