Re: port-amd64/38480: x86 MTRR code makes invalid assumption of 8 variable MTRRs

[Andrew Doran <ad%netbsd.org@localhost>]

The following reply was made to PR port-amd64/38480; it has been noted by GNATS.

From: Andrew Doran <ad%netbsd.org@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: port-amd64/38480: x86 MTRR code makes invalid assumption of 8 
variable MTRRs
Date: Tue, 22 Apr 2008 20:47:11 +0100

 On Mon, Apr 21, 2008 at 06:55:00PM +0000, tls%NetBSD.ORG@localhost wrote:
 
 >      will be present.  Rather, the OS is supposed to read the MTRR
 >      config register and mask the returned value with 0xff to obtain
 >      the number of variable-size MTRRs available for use.
 
 Do you have a reference for that?
 
 Andrew