Add support to specify the base and size of the replay-protected monotonic counter (RPMC) non-volatile storage area in the SPI flash. A later patch will use this to tell amdfwtool about the location and size of the corresponding FMAP section. This code is ported from github.com/teslamotors/coreboot/tree/tesla-4.12-amd Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Change-Id: Idafa7d9bf64125bcabd9b47e77147bcffee739e2 Reviewed-on: https://review.coreboot.org/c/coreboot/+/83812 Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com> Reviewed-by: Martin Roth <martin.roth@amd.corp-partner.google.com> Reviewed-by: Matt DeVillier <matt.devillier@amd.corp-partner.google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>