Re: Tablet PC + 2.4.18 + acpi 20020726 + swsup11 working !

["Robert Wörle" <robert.woerle-y2s3ugBAdl9BDgjK7y7TUQ@public.gmane.org>]

Ducrot Bruno schrieb:

>On Tue, Aug 06, 2002 at 09:30:50AM +0200, Robert Wörle wrote:
>  
>
>>Hi Folks
>>
>>Im a smurf reader of this list and i ve been trying ACPI now for more 
>>than 5 months .
>>The device i want to have ACPI running is the worlds first Tablet PC 
>>called  "Pacebook" .
>>As i am pretty much the only linux enthusiastic at our company , im 
>>"porting " linux to that Tablet .
>>
>>Until now ACPI was quite good working : I can read the battery state , 
>>see if im plugged or not , get the temperatur of the TRANSMETA (!) and 
>>all that minor stuff , BUT i had no chance to use S3 S4 ---until 
>>yesterday when i tried the mentioned patches and now can S4 very good !!
>>--YES it is working ! __ icantbelievethat _
>>    
>>
>
>  
>
>>Things TODO now :
>>try to get S3 also working ( to have this , ive to implement a function 
>>to turn off the backlight )
>>i ve the spec`s and I/O Port to do that  ,but im still expierencing 
>>problems at starting to write this driver , since
>>a device called pic2 is loaded at the needed I/O Port  ( 0xB1-0xB2) ...
>>    
>>
>
>If I remember well, those ports are actually used by the AML with some
>mutex.  If you use ACPI and the "still need to be written" driver for your
>tablet at the same time, you must to take into account this fact.
>  
>
So what is this pci1 and pic2 thing ??? and why is it residing at my 
wanted IO ???
Do i maybe just have to modify the HEX commands at some ACPI.c according 
device ??

>  
>
>>When i ve finished that driver ive to find a way , where the ACPI 
>>Subsystem can call that backlight_off function.
>>    
>>
>
>It should be called by a Method if the AML is well written.  So, in a
>perfect world, you should not take care about that if S3 work.  Of course,
>the world is not so perfect, but who knows :)
>
>  
>
>>What is the supposed procedure to implement such "thirdparty" functions 
>>into ACPI ?
>>    
>>
>
>Try to see if something like John Belmonte have already written for a skeleton.
>
>  
>


-- 
 
_____________________________________
*Robert Wörle
 Linux | Embedded Device*
*
Symplon AG*

*...touch the internet*

phone: +49 89 552 999 35
fax: +49 89 552 999 10
email: robert.woerle-y2s3ugBAdl9BDgjK7y7TUQ@public.gmane.org <mailto:robert.woerle@symplon.com>
web: www.symplon.com <http://www.symplon.com/>

_____________________________________
 




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