From owner-freebsd-current@FreeBSD.ORG Tue Feb 1 19:03:03 2005 Return-Path: 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 BA48916A4CE; Tue, 1 Feb 2005 19:03:03 +0000 (GMT) Received: from www.cryptography.com (li-22.members.linode.com [64.5.53.22]) by mx1.FreeBSD.org (Postfix) with ESMTP id 7451943D1D; Tue, 1 Feb 2005 19:03:03 +0000 (GMT) (envelope-from nate@root.org) Received: from [10.0.0.34] (adsl-67-119-74-222.dsl.sntc01.pacbell.net [67.119.74.222]) by www.cryptography.com (8.12.8/8.12.8) with ESMTP id j11J21Wk028287 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT); Tue, 1 Feb 2005 11:02:28 -0800 Message-ID: <41FFD21D.1080906@root.org> Date: Tue, 01 Feb 2005 11:01:49 -0800 From: Nate Lawson User-Agent: Mozilla Thunderbird 0.9 (Windows/20041103) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Eric Anderson References: <41FFB53B.3020907@root.org> <41FFB77B.10305@root.org> <41FFCBF3.7070505@centtech.com> In-Reply-To: <41FFCBF3.7070505@centtech.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit cc: acpi@freebsd.org cc: current@freebsd.org Subject: Re: New cpufreq framework and drivers X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 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: Tue, 01 Feb 2005 19:03:03 -0000 Eric Anderson wrote: > Nate Lawson wrote: > >> Nate Lawson wrote: >> >>> Below is the first patch of cpufreq for wider testing. It has the >>> framework, cpu pseudodriver updates, and two hardware drivers -- ACPI >>> performance states and SpeedStep-ICH. It has had a lot of testing on >>> supported hardware but needs wider testing before importing. Other >>> hardware drivers can be quickly ported to this interface, and I'm >>> happy to assist their maintainers. >>> >>> http://www.root.org/~nate/freebsd/cpufreq.diff >> >> >> >> Sorry, I'm so familiar with the interface that I forgot to mention how >> to use it. To test, build a new kernel and modules. Load one or both >> of acpi_perf.ko and cpufreq.ko at boot time. Type "sysctl dev.cpu" to >> see the new freq and freq_levels output. If you're a driver >> maintainer, see sys/cpu.h and speedstep_ich.c or acpi_perf.c for an >> example how to provide the driver interface. >> > > Will this only work on -current, or also 5.3-stable? It should work on -stable, modulo any diff fuzz. -- Nate