Attributes associated with VDM data from #W keyword of VPD

Conditionally set value for DPLL_VDM_RESPONSE from MRW.

Change-Id: Ia61cfb92ed707672e11b878a3b5c504df0dbe222
RTC: 170773
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/42446
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: Matt Derksen <mderkse1@us.ibm.com>
Reviewed-by: Corey V. Swenson <cswenson@us.ibm.com>
Reviewed-by: Matthew A. Ploetz <maploetz@us.ibm.com>

src/usr/targeting/common/genHwsvMrwXml.pl

@@ -450,6 +450,16 @@
 }
 
 
+if ( exists $reqPol->{'dpll_vdm_response'} )
+{
+    push @systemAttr, ['DPLL_VDM_RESPONSE',
+        $reqPol->{'dpll_vdm_response'}];
+}
+else
+{
+    push @systemAttr, ['DPLL_VDM_RESPONSE', 0 ];
+}
+
 my $xBusWidth = $reqPol->{'proc_x_bus_width'};
 if( $xBusWidth == 1 )
 {