Subject: Re: Centrino Power Optimization (ACPI)
To: John Heinrigs <jheinrigs@web.de>
From: Quentin Garnier <cube@cubidou.net>
List: port-i386
Date: 04/21/2005 18:44:04
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On Thu, Apr 21, 2005 at 06:30:58PM +0200, John Heinrigs wrote:
> First of all im not sure if i am right here with the little problem i
> have (though its not a real problem more a optimization thing).
>=20
> My Laptop has the Centrino stuff with a 1.4 Pentium M Processor.
> Therefore i use the estd for the Enhanced Speedstep. This works pretty
> fine, though the duration of my Laptop Battery is still more then
> short with aproximately 2 hours.
>=20
> For advanced Power Management i compiled NetBSD-current with ACPI
> support enabled and am using the powerd-Deamon. Still i have
> absolutley no configs for ACPI thus not using it.

There is no power management functions in the kernel or in powerd
(despite its name).  What would probably extend your batterly life is
support for C-states greater than 1, but it is far from done.

--=20
Quentin Garnier - cube@cubidou.net - cube@NetBSD.org
"When I find the controls, I'll go where I like, I'll know where I want
to be, but maybe for now I'll stay right here on a silent sea."
KT Tunstall, Silent Sea, Eye to the Telescope, 2004.

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