add support for ATTR_MSS_POWER_CONTROL_CAPABLE

RTC:112608
Change-Id: If3cdeda8d8cd4a25f6ea4823c8f4cc8de05450cc
Reviewed-on: http://gfw160.aus.stglabs.ibm.com:8080/gerrit/13107
Tested-by: Jenkins Server
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>

2 files changed, 81 insertions, 1 deletions

diff --git a/src/usr/hwpf/hwp/mvpd_accessors/getControlCapableData.C b/src/usr/hwpf/hwp/mvpd_accessors/getControlCapableData.C
new file mode 100644
index 000000000..b52512a31
--- /dev/null
+++ b/src/usr/hwpf/hwp/mvpd_accessors/getControlCapableData.C
@@ -0,0 +1,77 @@
+/* IBM_PROLOG_BEGIN_TAG                                                   */
+/* This is an automatically generated prolog.                             */
+/*                                                                        */
+/* $Source: src/usr/hwpf/hwp/mvpd_accessors/getControlCapableData.C $     */
+/*                                                                        */
+/* OpenPOWER HostBoot Project                                             */
+/*                                                                        */
+/* Contributors Listed Below - COPYRIGHT 2014                             */
+/* [+] 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                                                     */
+// $ID: getControlCapableData.C, v 1.1 2014/9/4 09:05:00 eliner Exp $
+/**
+ *  @file getControlCapable.C
+ *
+ *  @brief MBvpd accessor for the ATTR_MSS_POWER_CONTROL_CAPABLE attributes
+ */
+
+#include    <stdint.h>
+#include    <fapi.H>
+#include    <getControlCapableData.H>
+
+extern "C"
+{
+using namespace fapi;
+fapi::ReturnCode getControlCapableData(
+                const fapi::Target &i_mbTarget,
+                uint8_t & o_val)
+{
+    //Record:VSPD, Keyword:MR, offset: 253, 1 byte.
+    const uint32_t MR_KEYWORD_SIZE = 255;
+
+    struct mr_keyword
+    {
+        uint8_t filler[253];
+        uint8_t position; //offset 253
+        uint8_t extraFiller[MR_KEYWORD_SIZE-sizeof(filler)-sizeof(position)];
+    };
+
+    fapi::ReturnCode l_fapirc;
+    mr_keyword * l_pMrBuffer = new mr_keyword;
+    uint32_t l_MrBufsize = MR_KEYWORD_SIZE;
+    do{
+
+        l_fapirc = fapiGetMBvpdField(fapi::MBVPD_RECORD_VSPD,
+                    fapi::MBVPD_KEYWORD_MR,
+                    i_mbTarget,
+                    reinterpret_cast<uint8_t *>(l_pMrBuffer),
+                    l_MrBufsize);
+        if(l_fapirc)
+        {
+            FAPI_ERR("getControlCapableData: Read of MR Keyword failed");
+            break;
+        }
+        o_val = l_pMrBuffer->position;
+
+    }while(0);
+
+    delete l_pMrBuffer;
+    l_pMrBuffer = NULL;
+
+    return l_fapirc;
+}
+}
diff --git a/src/usr/hwpf/hwp/mvpd_accessors/mvpd.mk b/src/usr/hwpf/hwp/mvpd_accessors/mvpd.mk
index e2769a606..73e2281fd 100644
--- a/src/usr/hwpf/hwp/mvpd_accessors/mvpd.mk
+++ b/src/usr/hwpf/hwp/mvpd_accessors/mvpd.mk
@@ -5,7 +5,9 @@
 #
 # OpenPOWER HostBoot Project
 #
-# COPYRIGHT International Business Machines Corp. 2012,2014
+# Contributors Listed Below - COPYRIGHT 2012,2014
+# [+] 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.
@@ -38,5 +40,6 @@ OBJS += getMBvpdSpareDramData.o
 OBJS += getMBvpdVersion.o
 OBJS += getMBvpdDram2NModeEnabled.o
 OBJS += getMBvpdSensorMap.o
+OBJS += getControlCapableData.o
 OBJS += accessMBvpdL4BankDelete.o