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List:       acpi4linux
Subject:    Re: [ACPI] Starting new interface Backlight changing
From:       Alan Cox <alan () lxorguk ! ukuu ! org ! uk>
Date:       2002-05-31 23:00:50
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On Fri, 2002-05-31 at 22:45, Robert Woerle wrote:
> This Tablet PC has the "ability " to change /turn on /off backlight of 
> its LCD /Touchscreen and also give its infrared keyboard ( not irda , 
> but consumer infrared like at TVsets ->range up to 10 meters ) a unique 
> privet channel to operate with the Tablet ( for the case that multiple 
> Pacebooks are in one room ) .
> 
> So i got the commands and the IO port for this commands to do these 
> things ( io port 0xB1 ) ,
> but  ive no clue where to start and get access to this BIOS .

If you can forward me the info I can try and give you a hand. The
chances are ACPI can also drive some of it like the backlight on a power
management basis but not the rest.

Alan


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