From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-2?Q?Rafa=B3_Bilski?= Subject: Re: cpufreq longhaul locks up Date: Fri, 04 May 2007 22:11:44 +0200 Message-ID: <463B9380.5090503@interia.pl> References: <463B687D.1020600@interia.pl> Mime-Version: 1.0 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org List-Id: Content-Type: text/plain; charset="iso-8859-9" To: Jan Engelhardt Cc: Dave Jones , cpufreq@lists.linux.org.uk, linux-kernel@vger.kernel.org >> Btw. I've been writting many times: if You want to use ondemand with= =20 >> Longhaul You don't need cpufreq at all. >=20 > Does VIA Nehemiah do hardware-driven autoregulation like Transmeta > Crusoe too? (I suspect no, have not seen that happen.) No. >> It is just one another cool gadget for You. >> Longhaul wasn't designed to change frequency often.=20 >=20 > Is there a way I can start with a specific governor (powersave) right > from the start so that all devices that Linux will initialize assume > the CPU runs at MHz? You have to search cpufreq mail list archives. I think that I saw=20 patch recently. >> It has big latency and requires so much preparation that it isn't wo= rth=20 >> if You don't need to save power or cool down CPU.=20 >=20 > I found frequency switching on my VIA to be fast enough. Timer frequency equal to 1000Hz?=20 > Jan Rafa=B3 ---------------------------------------------------------------------- Wicie, rozumicie.... Zobacz >>> http://link.interia.pl/f1a74