From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: An embedded-Linux power-management framework Date: Sat, 3 Aug 2002 10:58:41 +0200 Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Message-ID: <20020803085840.GA191@elf.ucw.cz> References: <20020802172802.GA32612@avalon.paulsen.org> <1028315477.18635.113.camel@irongate.swansea.linux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1028315477.18635.113.camel-MMxVpc8zpTQVh3rx8e9g/fyykp6/JSeS3vcXtXqGYxw@public.gmane.org> Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Help: List-Post: List-Subscribe: , List-Unsubscribe: , List-Archive: To: Alan Cox Cc: "Robert C. Paulsen Jr." , Linux Power Management Development , Linux ACPI Development , Linux APMD , CPU Frequency List-Id: linux-acpi@vger.kernel.org Hi! > Take a look at cpufreq. The processor speed/voltage side is a solved > problem with working code for x86 and ARM processors including the > framework to adjust other devices. For example on ARM you have to frob > with the RAM clocks. Cpufreq deals with it nicely both from user and > kernel sides > > In terms of per process settings please read US patent 6,298,448. Hmm.. like moving outside U.S.? ;-) [OTOH, IBM might be big enough to buy the pattent and put it in PD or (preferably) prove there was prior work / prove it was trivial and invalidate that.] Pavel -- Worst form of spam? Adding advertisment signatures ala sourceforge.net. What goes next? Inserting advertisment *into* email? ------------------------------------------------------- This sf.net email is sponsored by:ThinkGeek Welcome to geek heaven. http://thinkgeek.com/sf