The -a flag was already implemented, it just wasn't exposed for the
add-payload command.
Setting the alignment of the payload will enable using the SPI DMA
controller to read the payload on AMD devices.
BUG=b:179699789
TEST=cbfstool foo.bin add-payload -a 64 ...
Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: I9f4aea5f0cbeaa8e761212041099b37f4718ac39
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55973
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>