From: Jesse Barnes <jbarnes@virtuousgeek.org>
To: Yinghai Lu <yinghai@kernel.org>
Cc: Ingo Molnar <mingo@elte.hu>,
linux-pci@vger.kernel.org,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] x86/pci: host mmconfig detect clean up v3 - resend
Date: Fri, 20 Mar 2009 11:40:55 -0700 [thread overview]
Message-ID: <20090320114055.649e8d9e@hobbes.lan> (raw)
In-Reply-To: <49C313B7.9060704@kernel.org>
On Thu, 19 Mar 2009 20:55:35 -0700
Yinghai Lu <yinghai@kernel.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
next prev parent reply other threads:[~2009-03-20 18:41 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20090205181505.GB5661@elte.hu>
[not found] ` <20090319193218.445ce0ca@hobbes.lan>
2009-03-20 3:55 ` Yinghai Lu
2009-03-20 18:40 ` Jesse Barnes [this message]
2009-03-20 3:57 ` x86/pci: Detect mmconfig on nVidia MCP55 -v2 " Yinghai Lu
2009-03-20 18:41 ` Jesse Barnes
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