Enable FW Timing Sensors

Enable scheduling of the GPE NOP task to do GPE timings and verify all
sensors being updated in amec_update_fw_sensors() are being populated correctly.

Change-Id: I623dd7518be9a8736e601c7d2fa748097a4d773a
RTC: 141299
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/29849
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: Wael El-Essawy <welessa@us.ibm.com>

4 files changed, 65 insertions, 2 deletions

diff --git a/src/occ_gpe1/gpe1_main.c b/src/occ_gpe1/gpe1_main.c
index 88f3be8..a7a3ff5 100644
--- a/src/occ_gpe1/gpe1_main.c
+++ b/src/occ_gpe1/gpe1_main.c
@@ -69,3 +69,4 @@ int main(int argc, char **argv)
 
     return 0;
 }
+
diff --git a/src/occ_gpe1/ipc_func_tables.c b/src/occ_gpe1/ipc_func_tables.c
index ab352c6..d575ae3 100644
--- a/src/occ_gpe1/ipc_func_tables.c
+++ b/src/occ_gpe1/ipc_func_tables.c
@@ -26,6 +26,7 @@
 #include "gpe1_dimm.h"
 
 void gpe_dimm_control(ipc_msg_t* cmd, void* arg);
+void gpe1_nop(ipc_msg_t* cmd, void* arg);
 
 // Function table for multi target (common) functions
 IPC_MT_FUNC_TABLE_START
@@ -43,7 +44,7 @@ IPC_MT_FUNC_TABLE_END
 IPC_ST_FUNC_TABLE_START
 IPC_HANDLER(gpe_dimm_sm, 0)                  // 0 - IPC_ST_DIMM_SM_FUNCID
 IPC_HANDLER(gpe_dimm_control, 0)             // 1 - IPC_ST_DIMM_CONTROL_FUNCID
-IPC_HANDLER_DEFAULT                          // 2
+IPC_HANDLER(gpe1_nop, 0)                     // 2 - IPC_ST_GPE1_NOP
 IPC_HANDLER_DEFAULT                          // 3
 IPC_HANDLER_DEFAULT                          // 4
 IPC_HANDLER_DEFAULT                          // 5
diff --git a/src/occ_gpe1/nop.c b/src/occ_gpe1/nop.c
new file mode 100644
index 0000000..5a99c64
--- /dev/null
+++ b/src/occ_gpe1/nop.c
@@ -0,0 +1,61 @@
+/* IBM_PROLOG_BEGIN_TAG                                                   */
+/* This is an automatically generated prolog.                             */
+/*                                                                        */
+/* $Source: src/occ_gpe1/nop.c $                                          */
+/*                                                                        */
+/* OpenPOWER OnChipController Project                                     */
+/*                                                                        */
+/* Contributors Listed Below - COPYRIGHT 2015,2016                        */
+/* [+] 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                                                     */
+
+#include "pk.h"
+#include "ppe42_scom.h"
+#include "gpe_export.h"
+#include "ipc_api.h"
+#include "ipc_async_cmd.h"
+#include "gpe_util.h"
+
+/*
+ * Function Specification:
+ *
+ * Name: gpe1_nop
+ *
+ * Description: a function that does nothing. Called to measure IPC timing
+ *
+ * Inputs:      none
+ *
+ * return:      none
+ *
+ * End Function Specification
+ */
+
+void gpe1_nop(ipc_msg_t* cmd, void* arg)
+{
+    int rc;
+    ipc_async_cmd_t *async_cmd = (ipc_async_cmd_t*)cmd;
+    nop_t *args = (nop_t*)async_cmd->cmd_data;
+
+    // send back a response, IPC success even if ffdc/rc are non zeros
+    rc = ipc_send_rsp(cmd, IPC_RC_SUCCESS);
+    if(rc)
+    {
+        PK_TRACE("gpe1_nop: Failed to send response back. Halting GPE1", rc);
+        gpe_set_ffdc(&(args->error), 0x00, GPE_RC_IPC_SEND_FAILED, rc);
+        pk_halt();
+    }
+}
diff --git a/src/occ_gpe1/topfiles.mk b/src/occ_gpe1/topfiles.mk
index 4499c81..75a8fbc 100644
--- a/src/occ_gpe1/topfiles.mk
+++ b/src/occ_gpe1/topfiles.mk
@@ -23,7 +23,7 @@
 #
 # IBM_PROLOG_END_TAG
 
-TOP-C-SOURCES = gpe1_main.c gpe1_dimm_read.c gpe1_dimm_reset.c \
+TOP-C-SOURCES = gpe1_main.c gpe1_dimm_read.c gpe1_dimm_reset.c nop.c \
                 pk_app_irq_table.c ipc_func_tables.c gpe1_dimm_control.c
 TOP-S-SOURCES =