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SubjectRe: High pitched noise from laptop: processor.c in linux 2.6
On Oct 16, 2004, Alan Cox <> wrote:

> Yes, and most laptops have this problem. They use SMM traps to talk to
> the battery

Hmm... Since the SMM on this AMD64 notebook we've been talking about
on the thread about USB handoff isn't exactly AMD64-compliant, could
this be the reason why I can't get battery information? I'm yet to
install a 32-bit-only system on this box to see whether it makes any

Alexandre Oliva
Red Hat Compiler Engineer aoliva@{,}
Free Software Evangelist oliva@{,}
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