From owner-freebsd-acpi@FreeBSD.ORG Fri Jan 9 16:51:54 2009 Return-Path: Delivered-To: freebsd-acpi@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id DE2F9106566C for ; Fri, 9 Jan 2009 16:51:54 +0000 (UTC) (envelope-from nate@root.org) Received: from nlpi053.prodigy.net (nlpi053.sbcis.sbc.com [207.115.36.82]) by mx1.freebsd.org (Postfix) with ESMTP id 8DEEF8FC16 for ; Fri, 9 Jan 2009 16:51:54 +0000 (UTC) (envelope-from nate@root.org) Received: from [10.0.5.18] (ppp-71-139-10-211.dsl.snfc21.pacbell.net [71.139.10.211]) (authenticated bits=0) by nlpi053.prodigy.net (8.13.8 smtpauth/dk/map_regex/8.13.8) with ESMTP id n09GpqYD015690; Fri, 9 Jan 2009 10:51:52 -0600 Message-ID: <496780A8.7070801@root.org> Date: Fri, 09 Jan 2009 08:51:52 -0800 From: Nate Lawson User-Agent: Thunderbird 2.0.0.19 (Windows/20081209) MIME-Version: 1.0 To: Gabriel Lavoie References: <7d6fde3d0901082151t4901824cv84eb6c2be2658b15@mail.gmail.com> In-Reply-To: X-Enigmail-Version: 0.95.7 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Cc: freebsd-acpi@freebsd.org Subject: Re: EST (Enhanced Intel SpeedStep(R) Technology) on amd64 X-BeenThere: freebsd-acpi@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: ACPI and power management development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 09 Jan 2009 16:51:55 -0000 Gabriel Lavoie wrote: > My processor seems correctly recognized by est under 7.1, I get the > correct frequency/value pairs. What I would like is the automatic > behaviour where the CPU is downclocked to 50% under no load, found > under Windows/Linux and I would also like to know why estctrl isn't > supported under amd64. I already contacted Colin. :) powerd(8) is what you want. You can set an absolute frequency for idle. -- Nate