[Simh] Ultrix 1.0

[dott.Piergiorgio d' Errico]

Il 27/06/2014 03:09, Henry Bent ha scritto:
> I had success booting the Unix Archive's floppy distribution of Ultrix 1.0
> on the MicroVAX 1 simulator.  It appears that the distribution there was
> only meant for a dual-RX50 MicroVAX 1 with an RD drive, and will not boot
> on any other machine.  RQ0 needs to be an RD51 or RD52, and RQ1 and RQ2
> need to be RX50s.  TTI and TTO need to be 7 bit.  To boot the installer,
> put 32m-1.0-bin/01 on RQ1 and 32m-1.0-bin/02 on RQ2.  The install goes
> cleanly, albeit with quite a bit of disk swapping - the installation disk
> set is 13 floppies.
>
> The QVSS is supported and will display some output on boot.  I haven't yet
> looked into what is needed to use it as the console (if that's possible?).
>
> The kernel seems to support what I assume is the DEQNA - it has references
> to a qe device - but I can't figure out how to get it recognized.
> Unfortunately there are no kernel config files in the distribution, so I
> have no idea if the stock kernel is expecting the controller at a
> non-standard address.  Any help with this would be greatly appreciated,

After some misgivings, it actually works here !

(my build is: MicroVAX I (KA610) simulator V4.0-0 Beta        git commit 
id: 796cbd27)

Good work !

Best regards from Italy,
dott. Piergiorgio.