Sensor: System ACPI Power state

Upon establishing BMC communication, set "System ACPI Power State" Sensor
to "Legacy ON"

Change-Id: I96f771305547ccba2fa9ef34edbdc2fc34c5418e
RTC: 108825
Reviewed-on: http://gfw160.aus.stglabs.ibm.com:8080/gerrit/15079
Tested-by: Jenkins Server
Reviewed-by: Brian Silver <bsilver@us.ibm.com>
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>

1 files changed, 86 insertions, 0 deletions

diff --git a/src/usr/ipmi/ipmipowerstate.C b/src/usr/ipmi/ipmipowerstate.C
new file mode 100644
index 000000000..0d07cf180
--- /dev/null
+++ b/src/usr/ipmi/ipmipowerstate.C
@@ -0,0 +1,86 @@
+/* IBM_PROLOG_BEGIN_TAG                                                   */
+/* This is an automatically generated prolog.                             */
+/*                                                                        */
+/* $Source: src/usr/ipmi/ipmipowerstate.C $                               */
+/*                                                                        */
+/* OpenPOWER HostBoot Project                                             */
+/*                                                                        */
+/* Contributors Listed Below - COPYRIGHT 2014,2015                        */
+/* [+] 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                                                     */
+/**
+ *  @file ipmipowerstate.C
+ *
+ *  Ipmi set ACPI Power State
+ *
+ */
+
+/******************************************************************************/
+// Includes
+/******************************************************************************/
+#include <stdint.h>
+#include <errl/errlentry.H>
+#include <ipmi/ipmipowerstate.H>
+#include <ipmi/ipmiif.H>
+
+/******************************************************************************/
+// Globals/Constants
+/******************************************************************************/
+// Defined in ipmidd.C
+extern trace_desc_t * g_trac_ipmi;
+#define IPMI_TRAC(printf_string,args...) \
+    TRACFCOMP(g_trac_ipmi,"ps: "printf_string,##args)
+
+namespace IPMI
+{
+
+/******************************************************************************/
+// Functions
+/******************************************************************************/
+
+errlHndl_t setACPIPowerState()
+{
+    errlHndl_t err_ipmi = NULL;
+
+    size_t len = 2; // IPMI spec has request data at 2 bytes
+
+    //create request data buffer
+    uint8_t* data = new uint8_t[len];
+
+    IPMI::completion_code cc = IPMI::CC_UNKBAD;
+
+    data[0] = SET_SYSTEM_POWER_STATE | SET_LEGACY_ON;
+    data[1] = NO_CHANGE_DEVICE_POWER;
+
+    err_ipmi = IPMI::sendrecv(IPMI::set_acpi_power_state(), cc, len, data);
+
+    //cleanup buffer
+    delete[] data;
+
+    if(cc != IPMI::CC_OK)
+    {
+        IPMI_TRAC("Set ACPI Power State: BMC returned not ok CC[%x]",cc);
+        // should we log error and then retry?
+        // what happens if the communication is broken
+        // reset will try and set it again.
+    }
+
+    return err_ipmi;
+}
+
+} // namespace
+