Improve documentation of lock down MSRs in finalize().
Most of these aren't documented in public MSRs.
Change-Id: I4fc47bb9b71bdd7907aae65fc18b419a17ae8547
Signed-off-by: Alexander Couzens <lynxis@fe80.eu>
Reviewed-on: http://review.coreboot.org/8294
Tested-by: build bot (Jenkins)
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Reviewed-by: Peter Stuge <peter@stuge.se>