ATTR_CEN_VPD_DRAM_ADDRESS_MIRRORING: add function backed to this attribute

Change-Id: I95814e68937e82e9ba7ab1ce7a9dc2baca804532
CQ: SW415651
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/56109
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: Elizabeth K. Liner <eliner@us.ibm.com>
Reviewed-by: Christian R. Geddes <crgeddes@us.ibm.com>
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>
Reviewed-by: William G. Hoffa <wghoffa@us.ibm.com>

2 files changed, 52 insertions, 0 deletions

diff --git a/src/include/usr/fapi2/attribute_service.H b/src/include/usr/fapi2/attribute_service.H
index eb1a1e9ed..d331d9637 100644
--- a/src/include/usr/fapi2/attribute_service.H
+++ b/src/include/usr/fapi2/attribute_service.H
@@ -329,6 +329,17 @@ ReturnCode platGetDQSAttrISDIMM(
                                );
 
 /// @brief This function is called by the FAPI_ATTR_GET macro when getting
+//  the CEN_VPD_DRAM_ADDRESS_MIRRORING attribute. It should not be called directly.
+//
+//  @param[in] i_fapiTarget The target for the attribute operation.
+//  @param[out] o_dramAddressMirroring   The retrieved attribute value.
+//  @return ReturnCode       Zero on success, else platform specified error.
+ReturnCode platGetMBvpdDramAddressMirroring(
+                                   const Target<TARGET_TYPE_ALL>& i_fapiTarget,
+                    ATTR_CEN_VPD_DRAM_ADDRESS_MIRRORING_Type& o_dramAddressMirroring
+                                        );
+
+/// @brief This function is called by the FAPI_ATTR_GET macro when getting
 //  the DRAM_2N_MODE_ENABLED attribute. It should not be called directly.
 //
 //  @param[in] i_fapiTarget The target for the attribute operation.
@@ -610,6 +621,15 @@ fapiToTargeting::ID, sizeof(VAL), &(VAL))
     fapi2::platAttrSvc::platGetDQSAttrISDIMM(TARGET, VAL)
 
 //-----------------------------------------------------------------------------
+// MACRO to route ATTR_CEN_VPD_DRAM_ADDRESS_MIRRORING access to the correct
+// HB function
+//-----------------------------------------------------------------------------
+#define ATTR_CEN_VPD_DRAM_ADDRESS_MIRRORING_GETMACRO(ID, TARGET, VAL) \
+    AttrOverrideSync::getAttrOverrideFunc(ID, TARGET, &VAL)\
+    ? fapi2::ReturnCode() : \
+    fapi2::platAttrSvc::platGetMBvpdDramAddressMirroring(TARGET, VAL)
+
+//-----------------------------------------------------------------------------
 // MACRO to route ATTR_CEN_VPD_DRAM_2N_MODE_ENABLED access to the correct
 // HB function
 //-----------------------------------------------------------------------------
diff --git a/src/usr/fapi2/attribute_service.C b/src/usr/fapi2/attribute_service.C
index dfcaff74a..fa3de0bf7 100644
--- a/src/usr/fapi2/attribute_service.C
+++ b/src/usr/fapi2/attribute_service.C
@@ -71,6 +71,7 @@
 #include<vpd_accessors/getDQAttrISDIMM.H>
 #include<vpd_accessors/getDQSAttrISDIMM.H>
 #include<vpd_accessors/getISDIMMTOC4DAttrs.H>
+#include<vpd_accessors/getMBvpdAddrMirrorData.H>
 #include<vpd_accessors/getMBvpdDram2NModeEnabled.H>
 #include<vpd_accessors/getMBvpdMemoryDataVersion.H>
 #include<vpd_accessors/getMBvpdSPDXRecordVersion.H>
@@ -1692,6 +1693,37 @@ ReturnCode platGetDQSAttrISDIMM(
 }
 
 //-----------------------------------------------------------------------------
+ReturnCode platGetMBvpdDramAddressMirroring(
+                                   const Target<TARGET_TYPE_ALL>& i_fapiTarget,
+                   ATTR_CEN_VPD_DRAM_ADDRESS_MIRRORING_Type& o_dramAddressMirroring
+                                        )
+{
+    ReturnCode rc;
+
+    // Don't need to check the type here, the FAPI_ATTR_GET macro clause
+    // "fapi2::Target<ID##_TargetType>(TARGET)" does it for us.  However,
+    // to enable a streamlined dump of the attributes, all plat code must use
+    // the generic TARGET_TYPE_ALL -- so convert back to the correct type
+    // manually
+    TARGETING::Target * l_pTarget = NULL;
+    errlHndl_t l_errl = getTargetingTarget(i_fapiTarget, l_pTarget);
+
+    if (l_errl)
+    {
+        FAPI_ERR("platGetMBvpdDramAddressMirroring: "
+                                              "Error from getTargetingTarget");
+        rc.setPlatDataPtr(reinterpret_cast<void *> (l_errl));
+    }
+    else
+    {
+        fapi2::Target<fapi2::TARGET_TYPE_MBA> l_fapiTarget(l_pTarget);
+        rc = getMBvpdAddrMirrorData(l_fapiTarget, o_dramAddressMirroring);
+    }
+
+    return rc;
+}
+
+//-----------------------------------------------------------------------------
 ReturnCode platGetMBvpdDram2NModeEnabled(
                                    const Target<TARGET_TYPE_ALL>& i_fapiTarget,
                    ATTR_CEN_VPD_DRAM_2N_MODE_ENABLED_Type& o_dram2NModeEnabled