Vintage-computing relevant IOBCC entry

Bill Degnan billdegnan at gmail.com
Wed Jan 9 13:56:38 CST 2019


Those were your directions I followed from your web site (somewhere don't
remember where)!  The disk pack boots I just can't do much more than hit
enter and cause another # prompt, maybe get a command not found message.
It has been a while.  I built the image in simH first, then ported to a
real RL02.
Bill


On Wed, Jan 9, 2019 at 11:21 AM Noel Chiappa via cctalk <
cctalk at classiccmp.org> wrote:

>     > From: Bill Degnan
>
>     > I attempted to port the same version of unix to an rl02 disk pack and
>     > to run on an actual 11/40. I was able to get ir to boot up to the #
>     > prompt but my system does not have a working EIS card to proceed any
>     > further.
>
> I"m incredibly surprised that you got to the prompt! First, the V6 RL
> bootstrap uses ASH, part of EIS. And then the C compiler makes extensive
> use
> of EIS instructions, so anything in C (the OS, 'init', 'sh', etc) may have
> EIS
> instructions in it.
>
>         Noel
>


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