From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexey Starikovskiy Subject: Re: Power States Date: Wed, 20 Dec 2006 22:01:56 +0300 Message-ID: <458988A4.7050801@linux.intel.com> References: <569c97d20612201033g69b7d345i657dc6f62f591854@mail.gmail.com> <45898257.5060004@linux.intel.com> <569c97d20612201051la543b85r11a789affe356e1@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mga09.intel.com ([134.134.136.24]:5717 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030279AbWLTTB7 (ORCPT ); Wed, 20 Dec 2006 14:01:59 -0500 In-Reply-To: <569c97d20612201051la543b85r11a789affe356e1@mail.gmail.com> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Balaji Rao Cc: linux-acpi@vger.kernel.org Then you should check your BIOS settings for DBS/EST/speedstep etc support. C1 is the only C-state supported on CoreDuo2. PSS should give you P-states. Balaji Rao wrote: > But, acpidump doest give me anything saying SSDT.. > Actually the problem is, only one power state(C1) is being shown up in > my Core 2 Duo (E6300) box. > > Also, power management is reported as not available. > > Where can i look for a solution? > > > On 12/21/06, Alexey Starikovskiy > wrote: >> Balaji Rao wrote: >> > Hello all, >> > >> > Are the various power levels supported by the processor provided only >> > through the DSDT? Or is there any other table for this purpose? >> > When i disassembled my DSDT, i could not find any _PSS Packages. >> > >> > From where does the kernel read values into the frequency table? >> > >> > Also, which is the mechanism that decides to load the appropriate >> > cpufreq driver? >> > >> > warm regards >> > >> > Balaji Rao >> > - >> > To unsubscribe from this list: send the line "unsubscribe >> linux-acpi" in >> > the body of a message to majordomo@vger.kernel.org >> > More majordomo info at http://vger.kernel.org/majordomo-info.html >> Check SSDTs as well. >> >> Regards, >> Alex. >> > >