Updates MCBIST for dual-drop systems

Includes:
1) address configuration updates
2) FIFO/reorder queue updates needed to avoid hangs

Change-Id: Ib5ebbe6166535ebfb4477d2e917cf5a8b057d742
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/35984
Reviewed-by: Brian R. Silver <bsilver@us.ibm.com>
Reviewed-by: Louis Stermole <stermole@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: ANDRE A. MARIN <aamarin@us.ibm.com>
Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com>
Reviewed-by: Jennifer A. Stofer <stofer@us.ibm.com>
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/69797
Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com>
Tested-by: Sachin Gupta <sgupta2m@in.ibm.com>

src/import/chips/p9/procedures/xml/attribute_info/memory_mcs_attributes.xml

@@ -3112,4 +3112,19 @@
         <mssAccessorName>mvpd_fwms</mssAccessorName>
     </attribute>
 
+    <attribute>
+        <id>ATTR_MSS_REORDER_QUEUE_SETTING</id>
+        <targetType>TARGET_TYPE_MCBIST</targetType>
+        <description>
+            Contains the settings for write/read reorder queue
+        </description>
+        <default>REORDER</default>
+        <initToZero></initToZero>
+        <writeable/>
+        <enum>REORDER = 0, FIFO = 1</enum>
+        <valueType>uint8</valueType>
+        <writeable/>
+        <mssAccessorName>reorder_queue_setting</mssAccessorName>
+    </attribute>
+
 </attributes>