From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263091AbTJJTQk (ORCPT ); Fri, 10 Oct 2003 15:16:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263095AbTJJTQk (ORCPT ); Fri, 10 Oct 2003 15:16:40 -0400 Received: from slimnet.xs4all.nl ([194.109.194.192]:25987 "EHLO slimnas.slim") by vger.kernel.org with ESMTP id S263091AbTJJTQi (ORCPT ); Fri, 10 Oct 2003 15:16:38 -0400 Subject: Re: [2.6.0-test7] cpufreq longhaul trouble From: Jurgen Kramer To: Dave Jones Cc: linux-kernel@vger.kernel.org In-Reply-To: <20031010184241.GC32600@redhat.com> References: <1065784536.2071.3.camel@paragon.slim> <20031010184241.GC32600@redhat.com> Content-Type: text/plain Message-Id: <1065813288.1861.4.camel@paragon.slim> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.4 (1.4.4-3) Date: Fri, 10 Oct 2003 21:14:48 +0200 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Some more details. Although this is an 800MHz CPU /sys/devices/system/cpu/cpu0/cpufreq gives: [root@paradox cpufreq]# more * :::::::::::::: cpuinfo_max_freq :::::::::::::: 995 :::::::::::::: cpuinfo_min_freq :::::::::::::: 399 :::::::::::::: scaling_available_governors :::::::::::::: userspace :::::::::::::: scaling_driver :::::::::::::: longhaul :::::::::::::: scaling_governor :::::::::::::: userspace :::::::::::::: scaling_max_freq :::::::::::::: 995 :::::::::::::: scaling_min_freq :::::::::::::: 399 :::::::::::::: scaling_setspeed :::::::::::::: 798 I can overclock my machine to 995MHz..;-) Setting scaling_setspeed doesn't seem to do anything. Cheers, Jurgen On Fri, 2003-10-10 at 20:42, Dave Jones wrote: > On Fri, Oct 10, 2003 at 01:15:37PM +0200, Jurgen Kramer wrote: > > > It seems that longhaul support in 2.6.0-test7 is still not working > > properly...:-(. > > > > longhaul: VIA C3 'Ezra' [C5C] CPU detected. Longhaul v2 supported. > > longhaul: Bogus values Min:0.000 Max:0.000. Voltage scaling disabled. > > longhaul: MinMult=5.0x MaxMult=6.0x > > longhaul: FSB: 0MHz Lowestspeed=0MHz Highestspeed=0MHz > > Oh boy, this is a real egg-on-face bug if I'm right.. > edit arch/i386/kernel/cpu/cpufreq/longhaul.c and change line > 394 to read longhaul_version = 1; > I suspect things will suddenly start making a lot more sense. > > Dave