2015-07-08 20:33 GMT+02:00 Ethan Dicks <[email protected]>: > On Wed, Jul 8, 2015 at 2:24 PM, Clem Cole <[email protected]> wrote: > >> > Definitely try a different disk. UNIX device drivers do not use the > >> > hardware the same way that VMS drivers do. > >> > > > My words, I think... > > >> The VAX 750 UBA Buffered Data Path CSRs hadn't been implemented in the > >> original VAX 750 simulator and Matt's testing probably only was done on > VMS. > > > > I'm amaze it was not found by now. Amazing.. > > I'm not surprised at all. It just took a case to expose the > difference and some persistent sleuthing. Well done, all! > > >> > >> They are now implemented and Ultrix boots just fine. > > > > Thank you!! >
Thanks a lot! Very well done Mark! /Mattis > > Yes, indeed. Thanks to all who put some work into this. Next: why > doesn't the RB80 boot 4.3BSD on a 11/730? (if anyone wants to tackle > it, I'm happy to share my findings to date. I hit a wall due to my > own limitations of understanding of the original hardware). > > -ethan > _______________________________________________ > Simh mailing list > [email protected] > http://mailman.trailing-edge.com/mailman/listinfo/simh >
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