Add Vboot configuration (Kconfig and FMDs for RO only and RW_A layouts).
TEST=Build with UEFIPayload and boot to payload. Verify in cbmem logs
that verstage has executed and selected Slot A in the case of RW_A
layout.
Change-Id: Ide2a3a4b59be5b27bf7315690520c9392a98d044
Signed-off-by: Michał Kopeć <michal.kopec@3mdeb.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/87043
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Filip Lewiński <filip.lewinski@3mdeb.com>
Reviewed-by: Matt DeVillier <matt.devillier@gmail.com>