To reduce the size of amdfwtool.c which is already too big.
Change-Id: Ib80eeb42f59a3dda04402b2feaadc1d178ed989e
Signed-off-by: Zheng Bao <fishbaozi@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/73910
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com>