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Re: NetBSD-current on Amiga?
On Mon, 11 Sep 2006, Michael L. Hitch wrote:
> I'm not all that familiar with the 68060 differences, but it's acting
> like the level 2 segment table entry is not getting updated. It acts like
> the table entry is not getting written to memory - either the entry is
> never written or it's being written to a cache-enabled page. I haven't
> yet been able to determine if that's what is happening; the pmap code
> appears to be doing the correct thing.
And it was indeed using a cached page for the segment tables. The uvm
changes resulted in the page allocated for the segment tables to be
entered in a manner that the current method of makeing the page non-cached
no longer works. I have fixed the amiga pmap to directly change the PTE
bits and my amiga now is quite happy, without excessive faulting.
Michael
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