From owner-freebsd-current@FreeBSD.ORG Fri Jun 24 18:41:39 2005 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 1C58716A41C for ; Fri, 24 Jun 2005 18:41:39 +0000 (GMT) (envelope-from cperciva@freebsd.org) Received: from pd4mo2so.prod.shaw.ca (shawidc-mo1.cg.shawcable.net [24.71.223.10]) by mx1.FreeBSD.org (Postfix) with ESMTP id DE4FD43D4C for ; Fri, 24 Jun 2005 18:41:38 +0000 (GMT) (envelope-from cperciva@freebsd.org) Received: from pd2mr7so.prod.shaw.ca (pd2mr7so-qfe3.prod.shaw.ca [10.0.141.10]) by l-daemon (Sun ONE Messaging Server 6.0 HotFix 1.01 (built Mar 15 2004)) with ESMTP id <0IIL00HVRQKDGW9B@l-daemon> for freebsd-current@freebsd.org; Fri, 24 Jun 2005 12:41:01 -0600 (MDT) Received: from pn2ml5so.prod.shaw.ca ([10.0.121.149]) by pd2mr7so.prod.shaw.ca (Sun ONE Messaging Server 6.0 HotFix 1.01 (built Mar 15 2004)) with ESMTP id <0IIL002TLQKCRIF0@pd2mr7so.prod.shaw.ca> for freebsd-current@freebsd.org; Fri, 24 Jun 2005 12:41:00 -0600 (MDT) Received: from [192.168.0.60] (S0106006067227a4a.vc.shawcable.net [24.87.209.6]) by l-daemon (iPlanet Messaging Server 5.2 HotFix 1.18 (built Jul 28 2003)) with ESMTP id <0IIL0028NQKB1N@l-daemon> for freebsd-current@freebsd.org; Fri, 24 Jun 2005 12:41:00 -0600 (MDT) Date: Fri, 24 Jun 2005 11:40:34 -0700 From: Colin Percival In-reply-to: <42BC519E.8010309@satro.sk> To: Michal Vanco Message-id: <42BC53A2.80205@freebsd.org> MIME-version: 1.0 Content-type: text/plain; charset=ISO-8859-2 Content-transfer-encoding: 7bit X-Accept-Language: en-us, en X-Enigmail-Version: 0.91.0.0 References: <42BC519E.8010309@satro.sk> User-Agent: Mozilla Thunderbird 1.0.2 (X11/20050406) Cc: freebsd-current@freebsd.org Subject: Re: cpufreq & enhanced speedstep X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 24 Jun 2005 18:41:39 -0000 Michal Vanco wrote: > i'm trying to make cpufreq working on my laptop (Fujitsu Siemens > Lifebook 8020). I get the following in my dmesg after kldload-ing > cpufreq module: > > acpi_perf0: on cpu0 > acpi_perf0: failed in PERF_STATUS attach > device_attach: acpi_perf0 attach returned 6 > acpi_perf0: on cpu0 > acpi_perf0: failed in PERF_STATUS attach > device_attach: acpi_perf0 attach returned 6 I don't know how acpi_perf works, but I'm guessing that this means that your laptop doesn't have ACPI performance tables... > est0: on cpu0 > est: CPU supports Enhanced Speedstep, but is not recognized. > est: Please update driver or contact the maintainer. > est: cpu_vendor GenuineIntel, msr 6120d2606000d26, bus_clk, 64 > device_attach: est0 attach returned 6 ... but I know exactly how est works, since I wrote it. You have a recent processor for which Intel hasn't released the frequency/voltage tables; as a result, the est driver can't support it. (Apparently the data I need is in an NDA'ed BIOS writers' guide. Can anyone convince Intel to give me a copy?) Colin Percival