From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Garrett Subject: Re: ACPI reads wrong temperature Date: Mon, 3 Nov 2008 14:57:23 +0000 Message-ID: <20081103145723.GB496@srcf.ucam.org> References: <20081031140247.325670@gmx.net> <20081031143030.GA9177@srcf.ucam.org> <20081031210913.3180@gmx.net> <20081102092541.GE10983@srcf.ucam.org> <20081102113112.316040@gmx.net> <1225677936.26020.17.camel@yakui_zhao.sh.intel.com> <20081103090153.250280@gmx.net> <9F0C1DB20AFA954FA1DA05309350433D3E5CA72D@pdsmsx503.ccr.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from cavan.codon.org.uk ([93.93.128.6]:39583 "EHLO vavatch.codon.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753955AbYKCO50 (ORCPT ); Mon, 3 Nov 2008 09:57:26 -0500 Content-Disposition: inline In-Reply-To: <9F0C1DB20AFA954FA1DA05309350433D3E5CA72D@pdsmsx503.ccr.corp.intel.com> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: "Zhao, Yakui" Cc: Peter Mahlknecht , "linux-acpi@vger.kernel.org" On Mon, Nov 03, 2008 at 10:50:27PM +0800, Zhao, Yakui wrote: > Thanks for the info. > From the attached info we can know that the I/O start address for SMbus is 0x18E0. And SMbus is internally used in AML code. > > If the I2C-i801 driver is loaded, there is the conflict between BIOS and OS. > > So I think that it is a BIOS bug. And this can't be fixed by Linux-kernel. I don't think the BIOS is doing anything wrong here. It's entitled to assume that the operating system won't load drivers for hardware it's not declaring. -- Matthew Garrett | mjg59@srcf.ucam.org