PRD: Ignore mainline IUE if on at same time as mainline UE

Change-Id: Iaa4f687b3411f3124c12972a7dcec3582c004992 CQ: SW489590 Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/94980 Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com> Reviewed-by: Benjamen G Tyner <ben.tyner@ibm.com> Reviewed-by: Brian J Stegmiller <bjs@us.ibm.com> Reviewed-by: Zane C Shelley <zshelle@us.ibm.com> Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/95366 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>
open-power · Apr 21, 2020 · 7bf1bbf · 7bf1bbf
1 parent 11793f8
commit 7bf1bbf
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Showing 2 changed files with 32 additions and 2 deletions.
diff --git a/src/usr/diag/prdf/common/plat/explorer/explorer_ocmb_actions.rule b/src/usr/diag/prdf/common/plat/explorer/explorer_ocmb_actions.rule
@@ -5,7 +5,7 @@
 #
 # OpenPOWER HostBoot Project
 #
-# Contributors Listed Below - COPYRIGHT 2018,2019
+# Contributors Listed Below - COPYRIGHT 2018,2020
 # [+] International Business Machines Corp.
 #
 #
@@ -326,6 +326,7 @@ actionclass mainline_ue_handling_UERE
 {
     SueSource;
     mainline_ue_handling;
+    funccall("ClearMainlineIue");
 };
 
 /** Handle Mainline IUEs */

diff --git a/src/usr/diag/prdf/common/plat/explorer/prdfExplorerPlugins_common.C b/src/usr/diag/prdf/common/plat/explorer/prdfExplorerPlugins_common.C
@@ -5,7 +5,7 @@
 /*                                                                        */
 /* OpenPOWER HostBoot Project                                             */
 /*                                                                        */
-/* Contributors Listed Below - COPYRIGHT 2019                             */
+/* Contributors Listed Below - COPYRIGHT 2019,2020                        */
 /* [+] International Business Machines Corp.                              */
 /*                                                                        */
 /*                                                                        */
@@ -259,6 +259,35 @@ int32_t CalloutAttachedDimmsHigh( ExtensibleChip * i_chip,
 }
 PRDF_PLUGIN_DEFINE( explorer_ocmb, CalloutAttachedDimmsHigh );
 
+/**
+ * @brief  Plugin to clear the side-effect mainline IUEs (RDFFIR[17]) when
+ *         we get a mainline UE (RDFFIR[14])
+ * @param  i_chip An OCMB chip.
+ * @param  io_sc  The step code data struct.
+ * @return SUCCESS
+ */
+int32_t ClearMainlineIue( ExtensibleChip * i_chip,
+                          STEP_CODE_DATA_STRUCT & io_sc )
+{
+    #define PRDF_FUNC "[explorer_ocmb::ClearMainlineIue] "
+
+    SCAN_COMM_REGISTER_CLASS * rdffir_and = i_chip->getRegister( "RDFFIR_AND" );
+
+    rdffir_and->setAllBits();
+    rdffir_and->ClearBit(17);
+
+    if ( SUCCESS != rdffir_and->Write() )
+    {
+        PRDF_ERR( PRDF_FUNC "Write() failed on RDFFFIR_AND. i_chip huid=0x%08x",
+                  i_chip->getHuid() );
+    }
+
+    return SUCCESS;
+
+    #undef PRDF_FUNC
+}
+PRDF_PLUGIN_DEFINE( explorer_ocmb, ClearMainlineIue );
+
 //------------------------------------------------------------------------------
 
 /**