PRD: Add post analysis function for Centaur PLL

Change-Id: Icc5cf6c14c6d82f68770b7aa6780566be6321dd0
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/58505
Reviewed-by: Caleb N. Palmer <cnpalmer@us.ibm.com>
Reviewed-by: Brian J. Stegmiller <bjs@us.ibm.com>
Reviewed-by: Matt Derksen <mderkse1@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: Zane C. Shelley <zshelle@us.ibm.com>
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/58905
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>

2 files changed, 101 insertions, 0 deletions

diff --git a/src/usr/diag/prdf/plat/p9/prdfPlatCenPll.C b/src/usr/diag/prdf/plat/p9/prdfPlatCenPll.C
new file mode 100644
index 000000000..908436496
--- /dev/null
+++ b/src/usr/diag/prdf/plat/p9/prdfPlatCenPll.C
@@ -0,0 +1,100 @@
+/* IBM_PROLOG_BEGIN_TAG                                                   */
+/* This is an automatically generated prolog.                             */
+/*                                                                        */
+/* $Source: src/usr/diag/prdf/plat/p9/prdfPlatCenPll.C $                  */
+/*                                                                        */
+/* OpenPOWER HostBoot Project                                             */
+/*                                                                        */
+/* Contributors Listed Below - COPYRIGHT 2013,2018                        */
+/* [+] International Business Machines Corp.                              */
+/*                                                                        */
+/*                                                                        */
+/* Licensed under the Apache License, Version 2.0 (the "License");        */
+/* you may not use this file except in compliance with the License.       */
+/* You may obtain a copy of the License at                                */
+/*                                                                        */
+/*     http://www.apache.org/licenses/LICENSE-2.0                         */
+/*                                                                        */
+/* Unless required by applicable law or agreed to in writing, software    */
+/* distributed under the License is distributed on an "AS IS" BASIS,      */
+/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or        */
+/* implied. See the License for the specific language governing           */
+/* permissions and limitations under the License.                         */
+/*                                                                        */
+/* IBM_PROLOG_END_TAG                                                     */
+
+/** @file  prdfPlatCenPLL.C
+ *  @brief Contains all Hostboot-only plugin code for the Centaur PLL logic.
+ */
+
+// Framework includes
+#include <iipServiceDataCollector.h>
+#include <prdfExtensibleChip.H>
+#include <prdfPluginMap.H>
+#include <prdfPlatServices.H>
+#include <prdfMemUtils.H>
+
+using namespace TARGETING;
+
+namespace PRDF
+{
+
+using namespace PlatServices;
+
+namespace cen_centaur
+{
+
+/**
+ * @brief  Optional plugin function called after analysis is complete but
+ *         before PRD exits.
+ * @param  i_chip A MEMBUF  chip.
+ * @param  io_sc      The step code data struct.
+ * @note   This is especially useful for any analysis that still needs to be
+ *         done after the framework clears the FIR bits that were at attention.
+ * @return SUCCESS.
+ */
+int32_t PllPostAnalysis( ExtensibleChip * i_chip,
+                         STEP_CODE_DATA_STRUCT & io_sc )
+{
+    #define PRDF_FUNC "[Membuf::PllPostAnalysis] "
+
+    int32_t o_rc = SUCCESS;
+
+
+    do
+    {
+        // The PLL FIR bits have been cleared on the MEMBUF, but there are some
+        // bits on the processor side of the bus that need to be cleared in
+        // order to completely clear the attentions.
+        MemUtils::cleanupChnlAttns<TYPE_MEMBUF>( i_chip, io_sc );
+
+        #ifndef __HOSTBOOT_RUNTIME
+
+        if ( isInMdiaMode() &&
+             io_sc.service_data->IsAtThreshold() &&
+             io_sc.service_data->isGardRequested() )
+        {
+            // Tell MDIA to stop testing on all attached MBAs.
+            for ( auto & trgt : getConnected(i_chip->getTrgt(), TYPE_MBA) )
+            {
+                if ( SUCCESS != mdiaSendEventMsg(trgt, MDIA::STOP_TESTING) )
+                {
+                    PRDF_ERR( PRDF_FUNC "mdiaSendEventMsg(0x%08x,STOP_TESTING) "
+                              "failed", getHuid(trgt) );
+                    o_rc = FAIL;
+                    continue; // keep going
+                }
+            }
+        }
+        #endif
+    } while(0);
+
+    return o_rc;
+
+    #undef PRDF_FUNC
+}
+PRDF_PLUGIN_DEFINE( cen_centaur, PllPostAnalysis );
+
+} // end namespace cen_centaur
+
+} // end namespace PRDF
diff --git a/src/usr/diag/prdf/plat/p9/prdf_plat_p9_hb_only.mk b/src/usr/diag/prdf/plat/p9/prdf_plat_p9_hb_only.mk
index 61d1fff97..9870f252c 100644
--- a/src/usr/diag/prdf/plat/p9/prdf_plat_p9_hb_only.mk
+++ b/src/usr/diag/prdf/plat/p9/prdf_plat_p9_hb_only.mk
@@ -40,6 +40,7 @@ prd_incpath += ${PRD_SRC_PATH}/plat/p9
 # plat/p9/ (non-rule plugin related)
 
 # plat/p9/ (rule plugin related)
+prd_rule_plugin += prdfPlatCenPll.o
 
 ################################################################################
 # Hostboot only object files (IPL only)