Adds in broadcast support for memdiags
Adds in broadcast support for memdiags

Change-Id: I15e729b3ad9fd9eee12ad045e2ada7014483ba7a
Original-Change-Id: I168b8a285a0e8509c8cf92e170ec3d1ea8607e6b
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/46032
Tested-by: FSP CI Jenkins <aa9e4d9ac7cd25905e9c0dd36d4150516e73dd86@us.ibm.com>
Tested-by: Jenkins Server <8e3f934e4c44875bc48d33da3ea13d93ba9a233f@us.ibm.com>
Reviewed-by: Louis Stermole <a2bef96d502debd02962600aef4d81d949c35039@us.ibm.com>
Tested-by: Hostboot CI <52521565bd8ea18a2b112942dce4f4220a97c2c8@us.ibm.com>
Dev-Ready: STEPHEN GLANCY <7301c4b00f53e5772c2576cd0c5f485155c2ece1@us.ibm.com>
Reviewed-by: ANDRE A. MARIN <65293609e29ccd0ac899f5f3f03aea95be1b215f@us.ibm.com>
Reviewed-by: Jennifer A. Stofer <ab93eca12e43608f33daa16a67357cd7b7e867ab@us.ibm.com>

open-power/hostboot,open-power/hostboot,open-power/hostboot,open-power/hostboot,open-power/hostboot