From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1031214AbWKURBV (ORCPT ); Tue, 21 Nov 2006 12:01:21 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1031049AbWKURBV (ORCPT ); Tue, 21 Nov 2006 12:01:21 -0500 Received: from pentafluge.infradead.org ([213.146.154.40]:65472 "EHLO pentafluge.infradead.org") by vger.kernel.org with ESMTP id S1031215AbWKURBR (ORCPT ); Tue, 21 Nov 2006 12:01:17 -0500 Subject: Re: Bug: Pentium M not always detected by CPUFREQ From: Arjan van de Ven To: Holger Schurig Cc: linux-kernel@vger.kernel.org, cpufreq@lists.linux.org.uk In-Reply-To: <200611211646.29488.hs4233@mail.mn-solutions.de> References: <200611211646.29488.hs4233@mail.mn-solutions.de> Content-Type: text/plain Organization: Intel International BV Date: Tue, 21 Nov 2006 18:01:14 +0100 Message-Id: <1164128474.31358.682.camel@laptopd505.fenrus.org> Mime-Version: 1.0 X-Mailer: Evolution 2.8.1.1 (2.8.1.1-3.fc6) Content-Transfer-Encoding: 7bit X-SRS-Rewrite: SMTP reverse-path rewritten from by pentafluge.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 2006-11-21 at 16:46 +0100, Holger Schurig wrote: > Hi ! > > One module thinks that I have a Pentium M, the other doesn't. > Which module is right? > # cat /proc/cpuinfo > processor : 0 > vendor_id : GenuineIntel > cpu family : 6 > model : 9 > model name : Intel(R) Celeron(R) processor 600MHz you don't have a pentium M > stepping : 5 > cpu MHz : 598.093 > cache size : 64 KB > fdiv_bug : no > hlt_bug : no > f00f_bug : no > coma_bug : no > fpu : yes > fpu_exception : yes > cpuid level : 2 > wp : yes > flags : fpu vme de pse tsc msr mce cx8 apic sep mtrr > pge mca cmov pat clflush dts acpi mmx fxsr sse sse2 tm pbe > bogomips : 1196.88 > > > So far I can only say that speedstep-centrino doesn't have an > entry for a CPU with a mere 600 MHz. May this be the problem > ? as far as I know Celeron processors don't have actual frequency control capabilities (and no p4-clockmod doesn't count, that doesn't save you any energy realistically).... -- if you want to mail me at work (you don't), use arjan (at) linux.intel.com Test the interaction between Linux and your BIOS via http://www.linuxfirmwarekit.org