cpu/p6/mtrr.c

ron minnich rminnich at lanl.gov
Mon Oct 20 09:39:00 CEST 2003


On 18 Oct 2003, Eric W. Biederman wrote:

> > EPIA has problem with current CVS (resets when setting var mtrr),
> > and it worked again when I reversed this change.
> > According to the Intel System Programming Manual for PIII,
> > bits 36-63 are reserved, and apparently C3 doesn't like it to be set.
> 
> Ok.  Then this needs to be fixed.  I am wondering how we code
> this cleanly.

I don't see much of an issue. The code in question sets bits that are 
reserved on just about any pentium-compatible CPU, and it should not. So 
we don't set those bits. 

ron




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