Fill MBOX response on get capabilities

Change-Id: I0d5f9cbc940a5f84278acea96d5f963b3a0a4d9e Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/59726 Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com> Reviewed-by: RAJA DAS <rajadas2@in.ibm.com> Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com>
open-power · Jun 21, 2018 · 8ea4ecd · 8ea4ecd
1 parent 45f5609
commit 8ea4ecd
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diff --git a/src/sbefw/app/common/sbecmdgeneric.C b/src/sbefw/app/common/sbecmdgeneric.C
@@ -107,6 +107,28 @@ uint32_t sbePsuGetCapabilities(uint8_t *i_pArg)
                                                     SBE_SEC_INVALID_PARAMS);
             break;
         }
+
+        // Set MBOX response words
+        uint64_t data = (uint64_t)SBE_CAPABILITES_LEN_PSU & 0x00000000FFFFFFFFull;
+        rc = sbeWriteSbe2PsuMbxReg(SBE_HOST_PSU_MBOX_REG5,
+                                   &data,
+                                   sizeof(data)/sizeof(uint64_t));
+        if(SBE_SEC_OPERATION_SUCCESSFUL != rc)
+        {
+            SBE_ERROR(SBE_FUNC" Failed to write to "
+                                "SBE_HOST_PSU_MBOX_REG5");
+            break;
+        }
+        rc = sbeWriteSbe2PsuMbxReg(SBE_HOST_PSU_MBOX_REG6,
+                                   (uint64_t*)&capMsg,
+                                   1);
+        if(SBE_SEC_OPERATION_SUCCESSFUL != rc)
+        {
+            SBE_ERROR(SBE_FUNC" Failed to write to "
+                                "SBE_HOST_PSU_MBOX_REG6");
+            break;
+        }
+
         p9_PBA_oper_flag l_myPbaFlag;
         l_myPbaFlag.setOperationType(p9_PBA_oper_flag::INJ);
 

diff --git a/src/test/testcases/testPSUGetCapabilities.py b/src/test/testcases/testPSUGetCapabilities.py
@@ -96,6 +96,9 @@ def getCapabilities(addr, size, exp_status):
         #----------------------------------------------------------------------------------------------------------------
         ["read", reg.PSU_HOST_DOORBELL_REG_WO_OR, 		"0", 		8, 	"8000000000000000", "Reading Host Doorbell for Interrupt"],
         )
+    length = 0
+    if exp_status == 0:
+        length = 92
     '''
 #---------------------
 # Host side test data
@@ -106,6 +109,7 @@ def getCapabilities(addr, size, exp_status):
         #   OP     Reg                                 ValueToWrite        size    Test Expected Data        Description
         #----------------------------------------------------------------------------------------------------------------
     ["read", reg.REG_MBOX4, 		"0", 	 	 8, 	getdoubleword((exp_status << 32)+0x00F0D702), "Reading Host MBOX4 data to Validate"],
+    ["read", reg.REG_MBOX5, 		"0", 	 	 8, 	getdoubleword(length), "Reading Host MBOX4 data to Validate"],
     )
     # HOST->SBE data set execution - Less length setup
     regObj.ExecuteTestOp( testPSUUtil.simSbeObj, sbe_test_data )