Support Clear Message Flags command

This is common IPMI command, but Ampere doesn't support all features in
this command. So we implement this command in Ampere OEM repository.
Ampere's Altra platform only supports clear watchdog pre-timeout interrupt flag.

Signed-off-by: Dung Cao <dung@os.amperecomputing.com>
Change-Id: Ib2996258ac45e71c2d2ae67358d6fc2ba771578d
5 files changed