[ltp] video output on R40

Niels Stargardt linux-thinkpad@linux-thinkpad.org
Fri, 14 Jan 2005 21:20:12 +0100


Hi Thomas,
I have a similar configuration here R40 Kernel 2.6.9 with acpi-patches so ibm-acpi is there. I guess that you have to disable, that IBM-ACPI create an acpi-event for FN+F7. Then the bios has the control. But it I'm not sure.
Check 
cat /proc/acpi/ibm/hotkey
Hope this is useful for you

Niels

> ah, I forgot to say: I use Xfree86 version 4.3.0 from debian sarge
> which so far did not prevent the switch. the only thing that changed
> is the kernel: 2.6.10 which has the ibm-acpi things, which btw make
> the button Fn-F7 trigger an acpi-event if I paste the mask 0x0000
> into/proc/acpi/ibm/hotkey, but as said, the /proc/acpi/ibm/video
> file is without effect.
> 
> cheers
> thomas
> -- 
> thomas.marquart@astro.uu.se
> http://www.astro.uu.se/~tmarqar
> http://www.thomasmarquart.net
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