Re: [PATCH 1/4] Documentation: arm: [U]EFI runtime services

From: Matthew Garrett
Date: Thu Jun 27 2013 - 13:28:32 EST


On Thu, Jun 27, 2013 at 08:09:50AM -0700, James Bottomley wrote:
> On Thu, 2013-06-27 at 15:37 +0100, Matthew Garrett wrote:
> > And yet it's the only mode in which the firmrware is actually tested
> > against an OS, so we don't have any real choice in the matter.
>
> Agree for x86 ... we just have to cope with the implementations we see
> in the field. However, ARM has much more scope to have the UEFI
> implementation developed collaboratively with Linux as the reference
> platform. If we can convince the ARM implementors that
> SetVirtualAddressMap is an accident waiting to happen, they might be
> more flexible.

The majority of existing ARM UEFI implementations have only ever been
used to boot Windows, so like I said, this really isn't a safe
assumption.

--
Matthew Garrett | mjg59@xxxxxxxxxxxxx
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