linux-kernel - Re: APM_CONFIG on x86

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Date:	Sat, 1 Jan 2011 00:05:58 +0200
From:	Yotam Medini <yotam.medini@...il.com>
To:	Avery Pennarun <apenwarr@...mnit.ca>
Cc:	Randy Dunlap <rdunlap@...otime.net>, linux-kernel@...r.kernel.org
Subject: Re: APM_CONFIG on x86 - Is it possible?

On Fri, 31 Dec 2010 13:54:59 -0800
Avery Pennarun <apenwarr@...mnit.ca> wrote:

> > I do get:
> >
> >  $ sudo modprobe apm
> >  FATAL: Error inserting apm
> >    (/lib/modules/2.6.32.yumax/kernel/arch/x86/kernel/apm.ko): No such device  
> 
> The output of 'dmesg' might be revealing here.  However, it's likely
> that your PC doesn't actually support APM unless it's *very* old.  You
> might want to try ACPI instead.
> 
> Hope this helps.
> 
> Avery

Indeed:
    $ dmesg  | grep -i apm
    [   52.897795] apm: BIOS not found.
I will try to investigate this.

But I clearly remember that a few years ago, I could issue:
    $ cat /proc/apm
and see the battery status.
Then, I believe, the kernel tree used to have arch/i386.

thanks -- yotam
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