Default DDR4-2933 to 2666

Change-Id: I35d42b6de047b24c64521b427a5c8514c2daf4f7 CQ: SW454218 Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/70393 Tested-by: Jenkins Server <pfd-jenkins+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://rchgit01.rchland.ibm.com/gerrit1/70413 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>
open-power · Jan 18, 2019 · ece0f30 · ece0f30
1 parent 0d34eb9
commit ece0f30
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Showing 2 changed files with 14 additions and 3 deletions.
diff --git a/src/import/chips/p9/procedures/hwp/memory/lib/utils/conversions.H b/src/import/chips/p9/procedures/hwp/memory/lib/utils/conversions.H
@@ -5,7 +5,7 @@
 /*                                                                        */
 /* OpenPOWER HostBoot Project                                             */
 /*                                                                        */
-/* Contributors Listed Below - COPYRIGHT 2015,2017                        */
+/* Contributors Listed Below - COPYRIGHT 2015,2019                        */
 /* [+] International Business Machines Corp.                              */
 /*                                                                        */
 /*                                                                        */
@@ -106,6 +106,11 @@ inline fapi2::ReturnCode freq_to_ps(const T i_speed_grade, OT& o_tCK_in_ps )
             o_tCK_in_ps = 833;
             break;
 
+        // Default 2933 to 2666
+        // TODO:RTC192461
+        case fapi2::ENUM_ATTR_MSS_FREQ_MT2933:
+            FAPI_INF("2933 speed grade detected. Setting o_tCK_in_ps to match 2666");
+
         case fapi2::ENUM_ATTR_MSS_FREQ_MT2666:
             o_tCK_in_ps = 750;
             break;
@@ -132,6 +137,11 @@ fapi2::ReturnCode ps_to_freq(const T i_time_in_ps, OT& o_speed_grade)
 {
     switch(i_time_in_ps)
     {
+        // Default 682ps (2933MT/s) to 750ps (2666MT/s)
+        // TODO:RTC192461
+        case 682:
+            FAPI_INF("682ps detected (2933 speed bin). Setting o_speed_grade to match 2666.");
+
         case 750:
             o_speed_grade = fapi2::ENUM_ATTR_MSS_FREQ_MT2666;
             break;

diff --git a/src/import/chips/p9/procedures/xml/attribute_info/memory_mcs_attributes.xml b/src/import/chips/p9/procedures/xml/attribute_info/memory_mcs_attributes.xml
@@ -5,7 +5,7 @@
 <!--                                                                        -->
 <!-- OpenPOWER HostBoot Project                                             -->
 <!--                                                                        -->
-<!-- Contributors Listed Below - COPYRIGHT 2015,2018                        -->
+<!-- Contributors Listed Below - COPYRIGHT 2015,2019                        -->
 <!-- [+] International Business Machines Corp.                              -->
 <!--                                                                        -->
 <!--                                                                        -->
@@ -92,7 +92,8 @@
           MT1866 = 1866,
           MT2133 = 2133,
           MT2400 = 2400,
-          MT2666 = 2666
+          MT2666 = 2666,
+          MT2933 = 2933
         </enum>
         <writeable/>
         <mssUnits> MT/s </mssUnits>