From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-1?Q?Robert_W=F6rle?= Subject: Re: Tablet PC + 2.4.18 + acpi 20020726 + swsup11 working ! Date: Tue, 06 Aug 2002 14:04:03 +0200 Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Message-ID: <3D4FBB33.8070501@symplon.com> References: <3D4F7B2A.2090602@symplon.com> <20020806091304.GA15963@poup.poupinou.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit Return-path: Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Help: List-Post: List-Subscribe: , List-Unsubscribe: , List-Archive: To: Ducrot Bruno Cc: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.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 web: www.symplon.com _____________________________________ ------------------------------------------------------- This sf.net email is sponsored by:ThinkGeek Welcome to geek heaven. http://thinkgeek.com/sf