[RFC PATCH 1/2] ARM: kexec: scan for dtb magic in segments

On Thu, Sep 06, 2012 at 02:35:02PM +0100, Matthew Leach wrote:

This patch allows a dtb to be passed to a new kernel using the kexec
mechinism.

When loading segments from userspace, scan each segment's first four
bytes for the dtb magic. If this is found set the kexec_boot_atags
parameter to the relocate_kernel code to the phyical address of this
segment.

Cc: Simon Horman <horms@verge.net.au>
Reviewed-by: Will Deacon <redacted>
Signed-off-by: Matthew Leach <redacted>
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Reviewed-by: Simon Horman <horms@verge.net.au>