From owner-freebsd-mobile@FreeBSD.ORG Thu Jun 10 22:20:54 2004 Return-Path: Delivered-To: freebsd-mobile@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 0B19016A4CE for ; Thu, 10 Jun 2004 22:20:54 +0000 (GMT) Received: from mail.corrupt.co.nz (222-152-14-69.jetstream.xtra.co.nz [222.152.14.69]) by mx1.FreeBSD.org (Postfix) with SMTP id B46A543D5E for ; Thu, 10 Jun 2004 22:20:52 +0000 (GMT) (envelope-from drew@corrupt.co.nz) Received: (qmail 71978 invoked by uid 1011); 10 Jun 2004 22:20:16 -0000 Received: from drew@corrupt.co.nz by tweety.lan.corrupt.co.nz by uid 1009 with qmail-scanner-1.22 Clear:RC:0(192.100.53.164):SA:0(0.0/3.8):. Processed in 5.352876 secs); 10 Jun 2004 22:20:16 -0000 X-Spam-Status: No, hits=0.0 required=3.8 Received: from 192.100.53.164.dts.net.nz (HELO ?192.168.63.129?) (drew@corrupt.co.nz@192.100.53.164) by mail.corrupt.co.nz with SMTP; 10 Jun 2004 22:20:10 -0000 Message-ID: <40C8DE70.5040902@corrupt.co.nz> Date: Fri, 11 Jun 2004 10:19:28 +1200 From: Drew Broadley User-Agent: Mozilla Thunderbird 0.6 (X11/20040606) X-Accept-Language: en-us, en MIME-Version: 1.0 To: =?ISO-8859-1?Q?Eduardo_M=EDnguez_P=E9rez?= References: <1086904021.1915.9.camel@localhost> In-Reply-To: <1086904021.1915.9.camel@localhost> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit cc: freebsd-mobile@freebsd.org Subject: Re: FreeBSD & SpeedStep X-BeenThere: freebsd-mobile@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Mobile computing with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 10 Jun 2004 22:20:54 -0000 Eduardo Mínguez Pérez wrote: >Hi! >This is my first mail to the list and I want to sorry for my english >(I'm spanish ;D) >My question is... Is speedstep supported by FreeBSD? My notebook is a p4 >mobile (1,7 Ghz) >I'm using cpydyn or cpufreq under linux... and it works fine. It speed >up or down my cpu frequency if needed. >I've read something in 5.2.1 with acpi... but I don't know if it's like >linux. Any idea? >Thanks a lot ;) > > > # sysctl hw.acpi | grep cpu hw.acpi.cpu.throttle_max: 8 hw.acpi.cpu.throttle_state: 8 hw.acpi.cpu.cx_supported: C1/1 C2/2 C3/185 hw.acpi.cpu.cx_lowest: C1 hw.acpi.cpu.cx_usage: 99% 0% 0% When unplugging the AC to and from my laptop I get the following in dmesg: cpu0: Performance states changed cpu0: Performance states changed Hopefully that answers your question :) - Drew