[PATCH] arm64: Expand arm64 image header

Catalin Marinas catalin.marinas at arm.com
Wed Aug 21 13:30:39 EDT 2013

On Thu, Aug 15, 2013 at 12:10:00AM +0100, Roy Franz wrote:
> Expand the arm64 image header to allow for co-existance with
> PE/COFF header required by the EFI stub.  The PE/COFF format
> requires the "MZ" header to be at offset 0, and the offset
> to the PE/COFF header to be at offset 0x3c.  The image
> header is expanded to allow 2 instructions at the beginning
> to accommodate a benign intruction at offset 0 that includes
> the "MZ" header, a magic number, and the offset to the PE/COFF
> header.
> Signed-off-by: Roy Franz <roy.franz at linaro.org>

The patch looks fine to me. I couldn't come up with a better magic
number in 4 bytes (something that would suggest Linux kernel). If you
have a better idea let me know before the merging window (LKA64 maybe?)



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