[PATCH V6 0/8] Add ARM EFI stub

Roy Franz roy.franz at linaro.org
Tue Jan 14 14:39:40 EST 2014


On Mon, Jan 13, 2014 at 7:07 AM, Matt Fleming <matt at console-pimps.org> wrote:
> On Fri, 10 Jan, at 08:30:09AM, Roy Franz wrote:
>> This patch series adds EFI stub support for the ARM architecture.  The
>> stub for ARM is implemented in a similar manner to x86 in that it is a
>> shim layer between EFI and the normal zImage/bzImage boot process, and
>> that an image with the stub configured is bootable as both a zImage and
>> EFI application.  This patchset adds common code that is shared with
>> the ARM64 EFI stub.
>>
>> This patch depends on Leif Lindholm's ARM v7 runtime services patchset, which
>> in turn depends on Mark Salter's early_io_remap() patchset.  This EFI stub
>> patchset can be tested without those by simply modifying the Kconfig for
>> EFI_STUB to not depend on EFI.  The kernel will boot using the stub,
>> however no EFI support will be available in the kernel.
>>
>> I have addressed all the feedback I have recieved to date, and I am hoping
>> that this patchset is acceptable for merging into 3.14.  It has been
>> functionally stable for some time, and provides useful functionality.
>> Further consolidation of the ARM/ARM64 stubs planned as part of the
>> ongoing development of the stubs and supporting tools for both
>> architectures (getting the FDT from a UEFI configuration table, using UEFI
>> memory map instead of FDT for memory description.)
>
> Is this going to Linus via one of the ARM maintainer trees?
>
> --
> Matt Fleming, Intel Open Source Technology Center

Hi Matt,

    Yes, this is planned to go through one of the ARM trees.  Given
that this relies on the early_io_remap
patchsets that have not been accepted yet, I don't see this being
accepted for 3.14.

Roy



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