Re: PAT and MTRRs

[H. Peter Anvin]

Arjan van de Ven wrote:
> PAT can't make memory cachable that the MTRR's have as uncachable.
> What PAT *can* do is, within an MTRR, do fine grained mapping...

Now, if it wasn't for the braindamage called ACPI and SMM, we could have 
  cleared the MTRR settings and just used PAT...

	-hpa
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