Add the flag '--check=crc32' to the xz compression to use CRC32 for the
integrity check. The linux kernel does not support CRC64 for integrity
checks, which is the default flag on most xz applications.
Change-Id: I738bd99ef22aa053dc198df5595e1878069de13e
Signed-off-by: Marcello Sylvester Bauer <info@marcellobauer.com>
Reviewed-on: https://review.coreboot.org/c/29935
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>