On Mon, 26 Aug 1996, M.R. Zucca wrote:

> BTW, has anybody found out why *some* machines don't like having their tt0
> register messed with?

No, though Daishi and I have made an attempt to see what's happening.  I
haven't run across any documentation that explains this behavior.

> Isn't this stuff documented in the 030 users manual
> somewhere?

Which stuff are you referring to?  Interactions between the MMU and the TT
registers?