Re: [PATCH 2/2] PNP: work around Dell 1536/1546 BIOS MMCONFIG bugthat breaks USB

From: Jesse Barnes
Date: Fri Jan 06 2012 - 15:05:28 EST


On Thu, 05 Jan 2012 14:27:24 -0700
Bjorn Helgaas <bhelgaas@xxxxxxxxxx> wrote:

> Some Dell BIOSes have MCFG tables that don't report the entire
> MMCONFIG area claimed by the chipset. If we move PCI devices into
> that claimed-but-unreported area, they don't work.
>
> This quirk reads the AMD MMCONFIG MSRs and adds PNP0C01 resources as
> needed to cover the entire area.
>

applied these two, thanks.

--
Jesse Barnes, Intel Open Source Technology Center

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