Hold off OCC communication if targets not ready

We need to prevent occ-control from trying to access OCC data while FSI
scan is in progress which we have seen happen after reset/reload.
The code change will prevent creating the OCC objects until the host-on
task has completed.

Change-Id: Ice647b2e64dbd6b7eb3ba6d278e375bab5810314
Signed-off-by: Chris Cain <cjcain@us.ibm.com>
1 file changed