Workaround to fix issue where Powerbus loses track of EQs in DD1

Change-Id: I514bf9635b8b534b577b97e922dc68cc7d3e5371
Original-Change-Id: Ia7ffcfdead79e859f21b95be183af05949e68579
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/36276
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: YUE DU <daviddu@us.ibm.com>
Tested-by: PPE CI <ppe-ci+hostboot@us.ibm.com>
Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com>
Reviewed-by: Thi N. Tran <thi@us.ibm.com>
Tested-by: Thi N. Tran <thi@us.ibm.com>

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

@@ -2338,6 +2338,22 @@
     </chipEcFeature>
   </attribute>
 
+  <attribute>
+    <id>ATTR_CHIP_EC_FEATURE_RING_SAVE_MPIPL</id>
+    <targetType>TARGET_TYPE_PROC_CHIP</targetType>
+    <description>
+      For Nimbus DD2 we no longer need a workaround for Ring Save in MPIPL 
+    </description>
+    <chipEcFeature>
+      <chip>
+        <name>ENUM_ATTR_NAME_NIMBUS</name>
+        <ec>
+          <value>0x20</value>
+          <test>LESS_THAN</test>
+        </ec>
+      </chip>
+    </chipEcFeature>
+  </attribute>
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