Date: Thu, 21 Feb 2008 08:53:39 +0100 (CET)
From: Thomas Gleixner <tglx@linutronix.de>
To: Diego Calleja <diegocg@gmail.com>
cc: Ingo Molnar <mingo@elte.hu>, linux-kernel@vger.kernel.org
Subject: Re: BUG?: "Cannot map mmconfig aperture"
In-Reply-To: <20080220223156.578e0a5d.diegocg@gmail.com>
Message-ID: <alpine.LFD.1.00.0802210853060.7583@apollo.tec.linutronix.de>
References: <20080220223156.578e0a5d.diegocg@gmail.com>
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On Wed, 20 Feb 2008, Diego Calleja wrote:

> I get the following new message in my dmesg:
> 
> [    0.155476] ACPI: bus type pci registered
> [    0.155567] PCI: Found Intel Corporation 945G/GZ/P/PL Express Memory Controller Hub with MMCONFIG support.
> [    0.161149] PCI: Cannot map mmconfig aperture for segment 0
> [    0.161181] PCI: Using configuration type 1
> [    0.165980] ACPI: EC: Look up EC in DSDT
> 
> when previously i'd have:
> 
> [    0.156577] PCI: Found Intel Corporation 945G/GZ/P/PL Express Memory Controller Hub with MMCONFIG support.
> [    0.166403] PCI: Using MMCONFIG at e0000000 - efffffff
> [    0.166407] PCI: Using configuration type 1
> [    0.171548] ACPI: EC: Look up EC in DSDT
> 
> 
> No idea if this is a regression or not, or what it means, the system works well.
> git-bisect says the problem cames from:
> 
> commit c31c7d4844ea4817692ae16bf70f9c96c05a50eb
> Author: Thomas Gleixner <tglx@linutronix.de>
> Date:   Mon Feb 18 20:54:14 2008 +0100
> 
>     x86: CPA, fix alias checks

Hmm, that's confusing. Can you please provide a complete boot log ?

Thanks,

	tglx
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