Define a new timestamp to identify the completion of Auxiliary Firmware
Sync. Without that, it gets accounted into a different timestamp ID in a
misleading way.
BUG=None
TEST=Build Brox BIOS image and boot to OS. Confirm the timestamp is
recorded in cbmem.
Change-Id: Icd01c68a5848e2aed7bbdcc794987bc780e78dab
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/82230
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-by: Shelley Chen <shchen@google.com>