Add power cap boundary validation

Limit the power cap boundaries based on values from the MRW.
Use OPEN_POWER_N_PLUS_ONE_BULK_POWER_LIMIT_WATTS and
OPEN_POWER_SOFT_MIN_PCAP_WATTS from the MRW for the boundaries.

Resolves openbmc/openbmc#1863

Change-Id: I16ff55dc8dab8a0f8b837e815e9e409ad23db644
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
2 files changed