PM: Clean up PM Reset and PM Complex Suspend

    - Increase timeout in PM Complex Suspend from 10ms -> 500ms
    - Disable CME monitoring of PGPE heart beat loss before halting PGPE

    Key_Cronus_Test=PM_REGRESS

Change-Id: I3fbb435ce694e7590e9e9570107347a621828402
CQ: SW424102
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/57559
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: PPE CI <ppe-ci+hostboot@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://ralgit01.raleigh.ibm.com/gerrit1/57573
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>

src/import/chips/p9/procedures/hwp/pm/p9_pm_pstate_gpe_init.C

@@ -42,6 +42,7 @@
 #include <p9_ppe_utils.H>
 #include <p9_quad_scom_addresses.H>
 #include <p9_quad_scom_addresses_fld.H>
+#include <p9n2_misc_scom_addresses.H>
 #include <vector>
 
 // -----------------------------------------------------------------------------
@@ -303,6 +304,22 @@ fapi2::ReturnCode pstate_gpe_reset(
 
     FAPI_IMP(">> pstate_gpe_reset...");
 
+
+    //Disable CME monitoring of PGPE heart beat loss before halting PGPE
+    auto l_eqChiplets = i_target.getChildren<fapi2::TARGET_TYPE_EQ>
+                        (fapi2::TARGET_STATE_FUNCTIONAL);
+
+    // For each functional EQ chiplet
+    for (auto l_quad_chplt : l_eqChiplets)
+    {
+        l_data64.flush<0>()
+        .setBit<EQ_QPPM_QPMMR_ENABLE_PCB_INTR_UPON_HEARTBEAT_LOSS>();
+
+        FAPI_TRY(fapi2::putScom(l_quad_chplt, EQ_QPPM_QPMMR_CLEAR, l_data64),
+                 "ERROR: Failed to setup Quad PPM register");
+
+    }
+
     // Program XCR to HALT PGPE
     FAPI_INF("   Send HALT command via XCR...");
     l_data64.flush<0>().insertFromRight(p9hcd::HALT, 1, 3);