Date: Sat, 24 Mar 2007 19:53:22 +0000 (UTC) From: Alan Cox <alc@FreeBSD.org> To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/i386/i386 locore.s pmap.c Message-ID: <200703241953.l2OJrMnr096138@repoman.freebsd.org>
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alc 2007-03-24 19:53:22 UTC
FreeBSD src repository
Modified files:
sys/i386/i386 locore.s pmap.c
Log:
In order to satisfy ACPI's need for an identity mapping, modify the
temporary mapping created by locore so that the lowest two to four
megabytes can become a permanent identity mapping. This implementation
avoids any use of a large page mapping.
Revision Changes Path
1.188 +34 -24 src/sys/i386/i386/locore.s
1.585 +6 -8 src/sys/i386/i386/pmap.c
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