Update fsp-memdump to lookup HRMOR dynamically for each node
Update fsp-memdump to lookup HRMOR dynamically for each node

Previously we relied on hard coded HRMOR values, now we fallback
on a default if we fail to read the value from scoms. This also
fixed secondary node dumps which I do not think would have worked
without these changes.

Change-Id: Ia41e6d7152378e29f224f09841dd9880b850264e
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/106254
Reviewed-by: Matt Derksen <7e9f2fc2ed13c4ee3c2ab17f188630a0f557de86@us.ibm.com>
Reviewed-by: Zachary Clark <9de8c4480303b5335cd2a33eefe814615ba3612a@ibm.com>
Tested-by: Jenkins Server <8e3f934e4c44875bc48d33da3ea13d93ba9a233f@us.ibm.com>
Tested-by: Jenkins OP Build CI <e610bd72261d3c0a48f1e8ae36832ab00774d426@us.ibm.com>
Tested-by: Jenkins OP HW <0eb0fff262f74a65a832afbcc7b153e391c9a3fd@us.ibm.com>
Tested-by: Jenkins Combined Simics CI <8312af3886dfc9bb930f549023677220805b137e@us.ibm.com>
Tested-by: FSP CI Jenkins <aa9e4d9ac7cd25905e9c0dd36d4150516e73dd86@us.ibm.com>
Reviewed-by: Daniel M Crowell <912029ca9254ac7b5854e56910561d682e1fa2d0@us.ibm.com>

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