Date: Sun, 9 Mar 2008 11:19:03 +0000 (UTC) From: Rui Paulo <rpaulo@FreeBSD.org> To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/dev/acpica acpi_cpu.c Message-ID: <200803091119.m29BJ3OJ079115@repoman.freebsd.org>
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rpaulo 2008-03-09 11:19:03 UTC
FreeBSD src repository
Modified files:
sys/dev/acpica acpi_cpu.c
Log:
Some PIIX4 chipsets need to be told to generate Stop Breaks by setting
the appropriate bit in the DEVACTB register.
This change allows the C2 state on those systems to work as expected.
Reviewed by: njl
Submitted by: Andriy Gapon <avg at icyb.net.ua>
MFC after: 1 week
Revision Changes Path
1.71 +20 -0 src/sys/dev/acpica/acpi_cpu.c
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