Date: Mon, 13 Mar 2006 14:23:29 +0100 From: Karlheinz Eckmeier <Karlheinz.Eckmeier@t-online.de> To: Fabian Keil <freebsd-listen@fabiankeil.de> Cc: freebsd-acpi@FreeBSD.org Subject: Re: backlight off after resume on Samsung X25 Message-ID: <20060313132328.GA835@abakus> In-Reply-To: <20060311170845.37e0363b@localhost> References: <20060310140536.GA5076@abakus> <20060311170845.37e0363b@localhost>
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On Sat, Mar 11, 2006 at 05:08:45PM +0100, Fabian Keil wrote:
> Karlheinz Eckmeier <Karlheinz.Eckmeier@t-online.de> wrote:
>
> > I have a problem to resume on a Samsung X25 laptop after putting the
> > system into the S3 sleep modus. The suspend works ok, but after the
> > resume the backlight of the LCD is off.
>
> Just the backlight or the whole LCD?
The whole LCD stays completely black.
> > The resume seems to work ok otherwise - the system itself is up and
> > running, it's possible to enter commands on the commandline.
> >
> > I tried to switch back and forth between VTYs and used radeontool to
> > switch the backlight on, but the screen stayed black.
>
> Does radeontool work if you don't resume?
Yes, radeontool does work before a suspend/resume. It's possible to switch
the light on and off.
> Did you log into the system with ssh to see if
> radeontool has any complaints?
Good idea! radeontool gives an error message: "not memory mapped"
Btw I had to do "/etc/rc.d/netif restart" locally to be able to connect via ssh.
Seems the network also needs an additional push to come up properly after a suspend.
> What happens if you start X after resuming?
The X-Server stops with an error messages in Xorg.0.log:
(II) ATI: Candidate "Device" section "Single ATI Mobility Radeon X600".
(EE) No devices detected.
Fatal server error:
no screens found
Thanks,
Karlheinz
--
Karlheinz Eckmeier Karlheinz.Eckmeier@t-online.de
Hochbruckerstr. 1
86609 Donauwoerth
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