Re: [PATCH[RFC] Quirk macbook pro 6,2 into ahci mode

From: Matthew Garrett
Date: Mon Jul 19 2010 - 11:58:24 EST


On Sun, Jul 18, 2010 at 06:44:41PM -0400, Jeff Garzik wrote:

> I would have quirked AHCI/piix hardware into AHCI mode long ago, if
> firmwares defaulting to piix mode would actually program the PCI BAR
> correctly.

If you perform the fixup early enough then the PCI resource allocation
code should take a decent stab at it. I'd feel more comfortable with
that once we start using ACPI _CRS by default, since that gives us a
much better chance of avoiding conflicting with some bit of motherboard
hardware.

--
Matthew Garrett | mjg59@xxxxxxxxxxxxx
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