> 
> Does this have any effect for the 'other' uVAXes too? According
> to my manual the KA650 also has 1 Kbyte CPU cache and 64 Kb 2nd level
> cache. 
> 
> I'm not very familiar with the VAX internal workings, but would this cache 
> also need some 'manual' enable like the M38 or is it always enabled?
> 
Yes, it needs, and this code is written and works. The code for KA650
showed up in 4.3 Tahoe and was originally written by Mt Xinu.

-- Ragge