[Mfg]: Ethernet interface carrier status support

Added support to return carrier status for NC-SI diagnostic
signal type.

Tested:
ipmitool raw 0x30 0x14 0x10 0 0 --> returns 0x01 as output
when BMC is in manufacturing mode.

Change-Id: Ibd2ee38e4cdb39c081e8a2df24305d9509d6fe78
Signed-off-by: Richard Marian Thomaiyar <richard.marian.thomaiyar@linux.intel.com>
1 file changed