Lastbus is a bus debug tool. When the bus hangs, the bus transmission
information before resetting will be recorded.
The watchdog cannot clear it and it will be printed out for bus hanging
analysis.
TEST=build pass.
BUG=none
Signed-off-by: ot_zhenguo.li <ot_zhenguo.li@mediatek.corp-partner.google.com>
Change-Id: Iff39486dfad556a3104b2f2b6811c34c2ded6954
Reviewed-on: https://review.coreboot.org/c/coreboot/+/67437
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Yidi Lin <yidilin@google.com>
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
e125bea5a0