security/vboot/sync_ec: Add timestamps
Add 4 new timestamps to the EC software sync flow:
1) Beginning of EC software sync
2) EC finished calculating Vboot hash
3) EC is no longer requesting power limiting
4) End of EC software sync
BUG=none
BRANCH=none
TEST=verified timestamps show up in cbmem log
Change-Id: I6e5703c146b5ec27d01700fdb39cb3d2092ea8a8
Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36209
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>