linux-kernel - Re: [PATCH V2 1/4] EFI: Stash ROMs if they're not in the PCI BAR

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Date:	Tue, 31 Jul 2012 15:32:40 -0700
From:	Greg KH <gregkh@...uxfoundation.org>
To:	Matthew Garrett <mjg@...hat.com>
Cc:	matt.fleming@...el.com, linux-efi@...r.kernel.org,
	linux-kernel@...r.kernel.org, x86@...nel.org,
	linux-pci@...r.kernel.org, bhelgaas@...gle.com
Subject: Re: [PATCH V2 1/4] EFI: Stash ROMs if they're not in the PCI BAR

On Fri, Jul 27, 2012 at 12:52:11PM -0400, Matthew Garrett wrote:
> EFI provides support for providing PCI ROMs via means other than the ROM
> BAR. This support vanishes after we've exited boot services, so add support
> for stashing copies of the ROMs in setup_data if they're not otherwise
> available.
> 
> Signed-off-by: Matthew Garrett <mjg@...hat.com>
> Tested-by: Seth Forshee <seth.forshee@...onical.com>
> ---
>  arch/x86/boot/compressed/eboot.c |  118 ++++++++++++++++++++++++++++++++++++++
>  arch/x86/include/asm/bootparam.h |    1 +
>  arch/x86/include/asm/pci.h       |   12 ++++
>  include/linux/efi.h              |   71 +++++++++++++++++++++++
>  4 files changed, 202 insertions(+)

With this series, does the latest MacBook work properly for the Intel
graphics driver?  Or is this to resolve some other hardware issue?

thanks,

greg k-h
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