> 
> >>>>> "Chris" == Chris Hopps <chopps@emunix.emich.edu> writes:
> 
> Chris> read data-part of the data falls across a page boundry-BUSERR
> Chris> "cache" conatains the valid word and and *invalid* highword.
> 
> Sorry, page boundary is not relevant, the problem is there even on
> single page references.  However, I'm glad someone takes the time
> to think about my problems.  Any hints, guesses, advice and solutions
> are *very* welcome.  Esp. how to read an user-VA in trap()!!!!

I guess I donn't understand? If the data access caused a page fault
and was odd aligned it must be on a page boundry.  Maybe you could
give a few examples (with faked addresses) to make it clearer.

BTW copyin().

> Niklas

Chris.


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