PRD: Updated checkLastFuncCore() for fused core mode

Change-Id: I9bc666da8cb387fd3e095d36059680f977504350
CQ: SW450550
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/69305
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: Brian J. Stegmiller <bjs@us.ibm.com>
Reviewed-by: Caleb N. Palmer <cnpalmer@us.ibm.com>
Reviewed-by: Zane C. Shelley <zshelle@us.ibm.com>
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/69459
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>

src/usr/diag/prdf/common/plat/prdfTargetServices.C

@@ -1275,8 +1275,19 @@ bool checkLastFuncCore( TARGETING::TargetHandle_t i_trgt )
 {
     bool o_lastCore = false;
 
-    TargetHandleList l_list = getFunctionalTargetList( TYPE_CORE );
-    if ( 1 == l_list.size() && l_list[0] == i_trgt )
+    // Default for non-fused cores.
+    TARGETING::TYPE type = TYPE_CORE;
+    TargetHandle_t  trgt = i_trgt;
+
+    // Check for fused-core mode.
+    if ( is_fused_mode() )
+    {
+        type = TYPE_EX;
+        trgt = getConnectedParent( trgt, type );
+    }
+
+    TargetHandleList l_list = getFunctionalTargetList( type );
+    if ( 1 == l_list.size() && l_list[0] == trgt )
         o_lastCore = true;
 
     return o_lastCore;