From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nate Lawson Subject: Re: HP Pavilion zt3240ea and thermal zone Date: Tue, 12 Oct 2004 10:04:00 -0700 Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Message-ID: <416C0E80.4050107@root.org> References: <416BAB60.7050809@estg.ipleiria.pt> <416BDF74.8070605@mega.ist.utl.pt> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <416BDF74.8070605-aHmAgkVUFT6Joy8PIJZ9VA@public.gmane.org> Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Pedro Venda Cc: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, =?ISO-8859-1?Q?Lu=EDs_Neves?= List-Id: linux-acpi@vger.kernel.org Pedro Venda wrote: > | Is it normal that this kind of machine (a 1.6GHz centrino) do not have a > | thermal zone? I don't find thermal information under XP also but in my > | ignorance I thought this should exist. > | > | My first attempt was to dissassemble, correct and override the DSDT but > | the single bug found and corrected (a common ByteAccess type) didn't > | change anything. > > the hardware/software acpi implementation on your laptop is independent > of the platform, whether it is centrino or other. > > after inspection of your dsdt i didn't find references to any thermal > zones. > > for example, page 287 of the acpi specificatoin 2.0c states that every > thermal zone MUST have a _TMP object. there is no _TMP object on your > dsdt, so i deduct one of two things: > 1. your acpi code is not compliant with the standard > or > 2. you really don't have thermal zones. > > since there are no _CRT, _HOT, _ALx, _PSL, _PSV, _SCP, _TMP, _TZD, _TZP > and unless there is/are other place/places where thermal zones are > defined, i conclude that you don't have thermal zones defined. > > maybe someone else could confirm this... > > is that odd? i don't know... i am just learning ACPI now, so i don't > have the experience. If you don't have a ThermalZone object, you don't have thermal zones. It's quite common -- it means that the BIOS will handle fans independent of the OS or ACPI. -- Nate ------------------------------------------------------- This SF.net email is sponsored by: IT Product Guide on ITManagersJournal Use IT products in your business? Tell us what you think of them. Give us Your Opinions, Get Free ThinkGeek Gift Certificates! Click to find out more http://productguide.itmanagersjournal.com/guidepromo.tmpl