Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Wed, 3 Jul 2002 01:48:13 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Wed, 3 Jul 2002 01:48:12 -0400 Received: from paloma16.e0k.nbg-hannover.de ([62.181.130.16]:20695 "HELO paloma16.e0k.nbg-hannover.de") by vger.kernel.org with SMTP id ; Wed, 3 Jul 2002 01:48:11 -0400 Content-Type: text/plain; charset="iso-8859-15" From: Dieter =?iso-8859-15?q?N=FCtzel?= Organization: DN To: Tony Lindgren Subject: Re: amd-smp-idle module avail for testing max 90 W power savings Date: Wed, 3 Jul 2002 07:50:50 +0200 User-Agent: KMail/1.4.1 Cc: Sebastian Droege , nofftz@castor.uni-trier.de, Linux Kernel List MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Message-Id: <200207030750.50789.Dieter.Nuetzel@hamburg.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2987 Lines: 88 On Tue, 2 Jul 2002 19:41, Tony Lindgren wrote: > * Sebastian Droege [020702 12:29]: > > On Tue, 2 Jul 2002 12:14:54 -0700 > > Tony Lindgren wrote: > > > > > Amd-smp-idle enables the power savings mode like VCool and LVCool, but > > > amd-smp-idle uses the Linux PCI features, and supports currently SMP > > > only. So far I've squeezed out maximum 90 Watt power savings out of my > > > system :) > > > > > > http://www.muru.com/linux/amd-smp-idle/ > > > > Is it possible to do something similar for AMD-751 Hardly, there is NO chipset dokumentation for the AMD 750 (760) available. > > or VIA-686a (or other UP Athlon chipsets)? See below. > Yes, you could use LVCool program, or merge the LVCool functionality to > amd-smp-idle. I added place holders for enabling other chips. > > Just add functions for enabling north and southbridge, and then fill in > the idle function. I kind of thought of modifying LVCool, but it was not > using the Linux PCI API, and was not really suitable for SMP systems. > > LVCool is at: > > http://mpet.freeservers.com/LVCool.html Have a look here, too: http://cip.uni-trier.de/nofftz/linux/ I'll give your code a shot on my brand new dual Athlon MP 1900+ (MP unlocked XPs, 4th bridge of L5 is closed) MSI K7D Master-L (MS-6501 v1.0) AMD 760MPX 1 GB DDR266-SDRAM CL2 But it doesn't go hot...;-) /home/nuetzel> sensors eeprom-i2c-0-50 Adapter: SMBus AMD768 adapter at 06e0 Algorithm: Non-I2C SMBus adapter eeprom-i2c-0-51 Adapter: SMBus AMD768 adapter at 06e0 Algorithm: Non-I2C SMBus adapter w83627hf-isa-0290 Adapter: ISA adapter Algorithm: ISA algorithm VCore 1: +1.72 V (min = +4.08 V, max = +4.08 V) VCore 2: +2.46 V (min = +4.08 V, max = +4.08 V) +3.3V: +3.36 V (min = +3.13 V, max = +3.45 V) +5V: +4.94 V (min = +4.72 V, max = +5.24 V) +12V: +12.16 V (min = +10.79 V, max = +13.19 V) -12V: -12.65 V (min = -13.21 V, max = -10.90 V) -5V: -5.10 V (min = -5.26 V, max = -4.76 V) V5SB: +5.39 V (min = +4.72 V, max = +5.24 V) VBat: +3.42 V (min = +2.40 V, max = +3.60 V) U160: 0 RPM (min = 3000 RPM, div = 2) CPU 0: 4470 RPM (min = 3000 RPM, div = 2) CPU 1: 4299 RPM (min = 3000 RPM, div = 2) System: +30.0?C (limit = +60?C, hysteresis = +50?C) sensor = thermistor CPU 1: +34.0?C (limit = +60?C, hysteresis = +50?C) sensor = 3904 transistor CPU 0: +36.5?C (limit = +60?C, hysteresis = +50?C) sensor = 3904 transistor vid: +18.50 V alarms: Chassis intrusion detection beep_enable: Sound alarm disabled -- Dieter N?tzel Graduate Student, Computer Science University of Hamburg Department of Computer Science @home: Dieter.Nuetzel@hamburg.de - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/