Determine the host software id

The id is determined by hashing the PNOR version.
For now, assume the pnor partitions are located at
/tmp/pnor. Part of openbmc/openbmc#1276. The PNOR
version is read from pnor.toc

Change-Id: Iddab7bb4ae5c350c60abf93057ddd997c97fa84c
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
5 files changed