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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Steffen Persvold <sp@scali.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Laptops with SpeedStep technology.
Date: 29 Aug 2002 11:29:02 +0100	[thread overview]
Message-ID: <1030616946.7290.98.camel@irongate.swansea.linux.org.uk> (raw)
In-Reply-To: <Pine.LNX.4.44.0208291004550.1952-100000@sp-laptop.isdn.scali.no>

On Thu, 2002-08-29 at 09:13, Steffen Persvold wrote:
> Hi all,
> 
> Recently I got myself a Dell Inspiron 8200 with a Intel P4 Mobile wich has 
> SpeedStep technology. With power plugged in, this processor runs at 1.6 
> GHz and with battery only, 1.2 GHz. However I've found that the 
> /proc/cpuinfo doesn't show this and I was wondering if there were some 
> patches lying around before I began to look at this on my own.

cpufre handles this including switching processor speeds, fixing up
udelay and ensuring you dont get stuck at random boot speed


      parent reply	other threads:[~2002-08-29 13:05 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-08-29  8:13 Steffen Persvold
2002-08-29  8:34 ` Morten Helgesen
     [not found] ` <19221.1030616464@www25.gmx.net>
2002-08-29 10:24   ` Dominik Brodowski
2002-08-29 14:03     ` Steffen Persvold
2002-08-29 10:29 ` Alan Cox [this message]

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