Messages in this thread | | | Date | Mon, 30 Apr 2007 16:05:08 +0100 | From | Alan Cox <> | Subject | Re: [PATCH] [1/1] CPU-i386-Geode: Chipset access macros do not work as expected |
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On Mon, 30 Apr 2007 15:09:58 +0200 Juergen Beisert <juergen127@kreuzholzen.de> wrote:
> From: Juergen Beisert <juergen.beisert@weihenstephan.org> > > Replace NSC/Cyrix specific chipset access macros by inlined functions. > With the macros a line like this fails (and does nothing): > setCx86(CX86_CCR2, getCx86(CX86_CCR2) | 0x88); > With inlined functions this line will work as expected. > > Note about a side effect: Seems on Geode GX1 based systems the > "suspend on halt power saving feature" was never enabled due to this > wrong macro expansion. With inlined functions it will be enabled, but > this will stop the TSC when the CPU runs into a HLT instruction. > Kernel output something like this: > Clocksource tsc unstable (delta = -472746897 ns) > Tested on a Geode GX1 system. > > Signed-off-by: Juergen Beisert <juergen.beisert@weihenstephan.org>
Acked-by: Alan Cox <alan@redhat.com> - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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