4.5 exhibits the same "now it's suddenly in DEQNA" mode behaviour.
(it also panic()s every first boot after first starting the emulator) On Tue, Aug 30, 2016, at 08:04, Clem Cole wrote: > > On Tue, Aug 30, 2016 at 6:38 AM, Johnny Billquist <b...@softjar.se> wrote: >> Not sure there are any bugs here. Ultrix might just change it to run in >> DEQNA mode. Maybe because it didnät have a driver for running it in DELQA >> mode in 4.0? Just guessing here, but it don't look to me as if there >> actually is a bug anywhere. > > I've long since forgotten the details. The 4.5 SPD says it should work > (modulo firmware - which I suspect simh is assuming that). Johnny is > probably right. > > > Cory: Is there a reason you are running 4.0 not not something later than 4.4. > There a ton of bugs fixed in the 4.3/4.4 development. The Vax has sort of > been forgotten by the Ultrix/Tru64 teams in favor of the PMAX and the Alpha; > thus entropy had set in on the Vax code. Even though 4.3 was not an > officially bug release, it had more bug fixes in that any previous one, > because a number of just got sick of dealing with it and there was a 3-4 week > development hiatus where we just cleaned up things. IIRC this was > particularly true for the networking stack, because we were heaving pathworks > development then and the Pathworks stack kept turning up small boundary > conditions in the Unix side. > > Anyway -- if you are going to run Ultrix, I highly recommend 4.5 - which was > really the most stable of the all the Ultrix releases. For instance, the > SCSI stack is (finally) common with Tru64, as we back ported Fred's Alpha > stack to the Vax and PMAX. As a result it will cover a lot more devices. > I seem to remember we did some similar things in the Network code too, but > again I've forgotten (I was worrying about TruClusters at that time but would > occasionally consult to the Ultrix folks). > _________________________________________________ > Simh mailing list > Simh@trailing-edge.com > http://mailman.trailing-edge.com/mailman/listinfo/simh > Email had 1 attachment: > * ultrix4.5_spd.pdf > 297k (application/pdf) -- Cory Smelosky b...@gewt.net _______________________________________________ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh
