Error out when the FSP binaries that are supposed to be added aren't
specified.
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Suggested-by: Nico Huber <nico.h@gmx.de>
Change-Id: Ie5f2d75d066f0b4e491e9c8420b7a0cbd4ba9e28
Reviewed-on: https://review.coreboot.org/c/coreboot/+/57219
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>