Re: [PATCH] Remove warning in efi_enter_virtual_mode

From: Darren Hart
Date: Thu Apr 18 2013 - 16:11:25 EST


On 04/18/2013 12:58 PM, Matthew Garrett wrote:
> On Thu, 2013-04-18 at 20:55 +0100, Matt Fleming wrote:
>
>> If there are machines out there that would require us to write support,
>> it's probably worth doing now instead of punting. But it sounds like
>> there aren't any.
>
> I would expect that if there are any 32-bit UEFI systems that ship with
> BGRT support (and Darren makes it sound like that's a possibility),
> there's a realistic chance of the BGRT ending up allocated above the
> highmem barrier.

I can certainly ensure we sit below that barrier on the MinnowBoard. We
can also speak with the Intel UEFI firmware development teams to see
about making that a requirement. I don't know if we'll be successful,
but Matt, Peter, and I have recently coaxed some changes of that nature in.

--
Darren Hart
Intel Open Source Technology Center
Yocto Project - Linux Kernel
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