Implement code to read DIMM temperatures

Change-Id: I98fc83ab1c78bd40241fe6e47a9ddeae24f78c38
RTC: 140093
Reviewed-on: http://gfw160.aus.stglabs.ibm.com:8080/gerrit/22770
Reviewed-by: William A. Bryan <wilbryan@us.ibm.com>
Tested-by: FSP CI Jenkins
Reviewed-by: Martha Broyles <mbroyles@us.ibm.com>
Reviewed-by: Christopher Cain <cjcain@us.ibm.com>

1 files changed, 69 insertions, 0 deletions

diff --git a/src/occ_405/dimm/dimm.h b/src/occ_405/dimm/dimm.h
new file mode 100644
index 0000000..cfbb898
--- /dev/null
+++ b/src/occ_405/dimm/dimm.h
@@ -0,0 +1,69 @@
+/* IBM_PROLOG_BEGIN_TAG                                                   */
+/* This is an automatically generated prolog.                             */
+/*                                                                        */
+/* $Source: src/occ_405/dimm/dimm.h $                                     */
+/*                                                                        */
+/* OpenPOWER OnChipController Project                                     */
+/*                                                                        */
+/* Contributors Listed Below - COPYRIGHT 2011,2015                        */
+/* [+] 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                                                     */
+
+#ifndef _DIMM_H
+#define _DIMM_H
+
+#include <occ_common.h>
+#include <trac_interface.h>
+#include <errl.h>
+#include <rtls.h>
+
+#define WORD_HIGH(data) ((uint32_t)(((uint64_t)data)>>32))
+#define WORD_LOW(data)  ((uint32_t)(((uint64_t)data)&0xFFFFFFFF))
+
+#define NUM_DIMM_PORTS           2
+
+typedef enum
+{
+    DIMM_READ_SUCCESS =             0x00,
+    DIMM_READ_IN_PROGRESS =         0x01,
+    DIMM_READ_SCHEDULE_FAILED =     0xFA,
+    DIMM_READ_NOT_COMPLETE =        0xFF,
+} readStatus_e;
+
+typedef enum
+{
+    PIB_I2C_ENGINE_C = 0x01,
+    PIB_I2C_ENGINE_D = 0x02,
+    PIB_I2C_ENGINE_E = 0x03,
+} PIB_I2C_ENGINE;
+
+typedef enum
+{
+    MEM_TYPE_CUMULUS = 0x00,
+    MEM_TYPE_NIMBUS  = 0xFF
+} MEMORY_TYPE;
+
+// Generic memory initialization to handle init for all memory types
+void memory_init();
+
+// Nimbus specific init
+void memory_nimbus_init();
+
+// DIMM I2C state machine (for NIMBUS)
+void task_dimm_sm(struct task *i_self);
+
+#endif //_DIMM_H