linux-kernel - Re: [PATCH] x86/pci: host mmconfig detect clean up v3

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Message-ID: <20090320114055.649e8d9e@hobbes.lan>
Date:	Fri, 20 Mar 2009 11:40:55 -0700
From:	Jesse Barnes <jbarnes@...tuousgeek.org>
To:	Yinghai Lu <yinghai@...nel.org>
Cc:	Ingo Molnar <mingo@...e.hu>, linux-pci@...r.kernel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] x86/pci: host mmconfig detect clean up v3 - resend

On Thu, 19 Mar 2009 20:55:35 -0700
Yinghai Lu <yinghai@...nel.org> wrote:

> 
> Impact: not assume one place for mmconfig in nb
> 
> prepare for following case: amd fam10h + mcp55
> CPU MSR has some range, mcp55 pci config will have another one.
> 
> also prepare for mcp55 + io55 system. every one will have one range.
> 
> if it s mcp55 detect duties to execlude range that is used by CPU MSR
> aka, if CPU state bus 0-255, range in mcp55 need to be dropped.
> because HW in CPU will not route that mcp55 mmconfig to handle it.

I applied this one and cleaned up the changelog considerably.  Please
check to make sure I got the facts right; I may well have butchered it.

-- 
Jesse Barnes, Intel Open Source Technology Center
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