[Simh] unix system 7 question

Tim Newsham newsham at lava.net
Tue Jun 1 05:12:20 EDT 2004


> Now on to my question.  I am able to boot the v5 distribution
> fine using notes I found online (ommitting the "set cpu 18b"
> directive which seems not to be present in the current release).
> With v7 I am having less luck:
>
>   PDP-11 simulator V3.2-0
>   sim> set tto 7b
>   sim> attach rl unix_v7_rl.dsk
>   sim> boot rl
>   @boot
>   New Boot, known devices are hp ht rk rl rp tm vt
>   : rl(0,0)rl2unix
>   ka6 = 2225
>   aps = 141746
>   pc = 31774 ps = 30004
>   trap type 0
>
>   Simulation stopped, PC: 063132 (CMP #57054,R4)

Answering my own question...  I found a "U18" cpu option
in the source code and I added that "set cpu u18" to the
commands and now it boots fine.  I guess "18b" got renamed
to "u18" and the docs haven't been updated?

Tim N.



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