Date: Wed, 27 Sep 2006 19:32:26 +0000 (UTC) From: John Baldwin <jhb@FreeBSD.org> To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/boot/i386/btx/btx btx.S Message-ID: <200609271932.k8RJWQKx027431@repoman.freebsd.org>
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jhb 2006-09-27 19:32:26 UTC
FreeBSD src repository
Modified files:
sys/boot/i386/btx/btx btx.S
Log:
Emulate moving cr0, cr2, cr3, or cr4 into any i386 general register
rather than just emulating mov cr0, eax. This fixes some Compaq/HP BIOS
with DMA (as the BIOS tried to read cr3 so it could translate addresses
if paging was enabled).
MFC after: 1 week
Revision Changes Path
1.39 +18 -6 src/sys/boot/i386/btx/btx/btx.S
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