Re: [PATCH 2.6.30] cxgb3: clear shadow BAR registers

From: David Miller
Date: Tue Mar 31 2009 - 23:35:29 EST


From: Divy Le Ray <divy@xxxxxxxxxxx>
Date: Tue, 31 Mar 2009 17:58:54 -0700

> From: Divy Le Ray <divy@xxxxxxxxxxx>
>
> Ensure that internal shadow BAR registers are cleared on 32-bit platforms.
>
> Signed-off-by: Divy Le Ray <divy@xxxxxxxxxxx>

Why is this a problem and why is it not possible to rely
on these being setup to zero by either the BIOS or the PCI
layer?

At best this is a PCI quirk and not something that belongs
in the driver.

I'm not applying this.
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