> It should be rather easy to write just the CPU support, if there
> are enough docs on the CPU available. The problem may be the
> peripherals. I don't know anything about MicroVAX I and the 
> difference between it and other MicroVAXen.
> 
> -- Ragge

The MicroVAX I shipped originally with a DEQNA-AA, which the existing
driver should work with, and a RQDX1, which speaks MSCP and should be
able to use the existing drivers as well.