From owner-freebsd-mobile@FreeBSD.ORG  Tue Oct 18 09:46:50 2005
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Date: Tue, 18 Oct 2005 11:46:43 +0200
From: Tobias Roth <roth@iam.unibe.ch>
To: Fabian Keil <freebsd-listen@fabiankeil.de>
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Cc: freebsd-mobile@freebsd.org
Subject: Re: Suspend drains battery on IBM T42
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On Tue, Oct 18, 2005 at 10:45:51AM +0200, Fabian Keil wrote:
> KubaTyszko <kuba@lbl.pl> wrote:
> 
> > > Have you tried the suspend to disk?  That's what Windows calls 
> > > hibernation.
> > i am afraid that STD does not work under thinkpads and freebsd.
> 
> AFAIK there are ThinkPads out there which support S4BIOS.
> With those laptops and FreeBSD Suspend to Disk should work.

It used to work very well with APM on my T30. I had no luck with
ACPI and S4BIOS however.

cheers, t.