Hello Todd!

  TV> ...you may have to disable the cache in the MacOS boot
    > partition.

Ideally I'd like to go without a MacOS partition, but I
guess MacOS is not huge, and there are probably some
advantages to having one.

  TV> No, but the 68030 on the Daystar board has a built-in
    > PMMU and does not depend on the presence of a 68851.

Does plugging in the upgrade disable the 68851 (if present),
or does software just 'ignore it'?

Regards,
  - Andy Ball.