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>

5 files changed, 190 insertions, 2 deletions

diff --git a/src/include/usr/ipmi/ipmiif.H b/src/include/usr/ipmi/ipmiif.H
index cd3c26161..a3f11aebb 100644
--- a/src/include/usr/ipmi/ipmiif.H
+++ b/src/include/usr/ipmi/ipmiif.H
@@ -5,7 +5,7 @@
 /*                                                                        */
 /* OpenPOWER HostBoot Project                                             */
 /*                                                                        */
-/* Contributors Listed Below - COPYRIGHT 2012,2014                        */
+/* Contributors Listed Below - COPYRIGHT 2012,2015                        */
 /* [+] International Business Machines Corp.                              */
 /*                                                                        */
 /*                                                                        */
@@ -117,6 +117,9 @@ namespace IPMI
     inline const command_t get_device_id(void)
     { return std::make_pair(NETFUN_APP, 0x01); }
 
+    inline const command_t set_acpi_power_state(void)
+    { return std::make_pair(NETFUN_APP, 0x06); }
+
     inline const command_t set_watchdog(void)
     { return std::make_pair(NETFUN_APP, 0x24); }
 
diff --git a/src/include/usr/ipmi/ipmipowerstate.H b/src/include/usr/ipmi/ipmipowerstate.H
new file mode 100644
index 000000000..b65275075
--- /dev/null
+++ b/src/include/usr/ipmi/ipmipowerstate.H
@@ -0,0 +1,84 @@
+/* IBM_PROLOG_BEGIN_TAG                                                   */
+/* This is an automatically generated prolog.                             */
+/*                                                                        */
+/* $Source: src/include/usr/ipmi/ipmipowerstate.H $                       */
+/*                                                                        */
+/* 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                                                     */
+#ifndef __IPMIPOWERSTATE_H
+#define __IPMIPOWERSTATE_H
+/**
+ *  @file ipmiPowerState.H
+ *
+ *  IPMI set ACPI Power State
+ *
+ */
+
+/******************************************************************************/
+// Includes
+/******************************************************************************/
+#include <stdint.h>
+#include <errl/errlentry.H>
+
+namespace IPMI
+{
+
+/******************************************************************************/
+// Enumerations
+/******************************************************************************/
+/**
+ * @brief Used in Byte 1 field of the set ACPI Power State command
+ */
+enum ACPI_SYSTEM_POWER_STATE_TO_SET
+{
+    SET_SYSTEM_POWER_STATE = 0x80, // bit 7   set system power state
+    SET_LEGACY_ON          = 0x20, // bit 6:0 indicates On for systems that
+                                   // don't support ACPI or have ACPI
+                                   // capabilities disabled
+
+};
+
+/**
+ * @brief Used in Byte 2 field of the set ACPI Power State command
+ */
+enum ACPI_DEVICE_POWER_STATE_TO_SET
+{
+    NO_CHANGE_DEVICE_POWER  =   0x7F, // Use this value when communicating a
+                                      // change to the system power state
+                                      // without a change to the device
+                                      // power state
+
+};
+
+/******************************************************************************/
+// Functions
+/******************************************************************************/
+
+/**
+ * @brief sets the ACPI Power State to Legacy On
+ *
+ * @return error
+ */
+errlHndl_t setACPIPowerState();
+
+
+} // namespace
+
+#endif
diff --git a/src/usr/initservice/istepdispatcher/istepdispatcher.C b/src/usr/initservice/istepdispatcher/istepdispatcher.C
index 50aac0a73..7aae59bd2 100644
--- a/src/usr/initservice/istepdispatcher/istepdispatcher.C
+++ b/src/usr/initservice/istepdispatcher/istepdispatcher.C
@@ -66,6 +66,7 @@
 #include <hwpisteperror.H>
 #include <pnor/pnorif.H>
 #include <ipmi/ipmiwatchdog.H>      //IPMI watchdog timer
+#include <ipmi/ipmipowerstate.H>    //IPMI System ACPI Power State
 #include <config.h>
 
 namespace ISTEPS_TRACE
@@ -197,6 +198,19 @@ void IStepDispatcher::init(errlHndl_t &io_rtaskRetErrl)
                 break;
             }
         }
+#ifdef CONFIG_BMC_IPMI
+        //set ACPI power state
+        errlHndl_t err_ipmi = IPMI::setACPIPowerState();
+
+        if(err_ipmi)
+        {
+           TRACFCOMP(g_trac_initsvc,
+                          "init: ERROR: IPMI set ACPI Power State Failed");
+            err_ipmi->collectTrace("INITSVC", 1024);
+            errlCommit(err_ipmi, INITSVC_COMP_ID );
+        }
+#endif
+
 
         if(iv_istepMode)
         {
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
+
diff --git a/src/usr/ipmi/makefile b/src/usr/ipmi/makefile
index 00a60052e..68b77d236 100644
--- a/src/usr/ipmi/makefile
+++ b/src/usr/ipmi/makefile
@@ -5,7 +5,7 @@
 #
 # OpenPOWER HostBoot Project
 #
-# Contributors Listed Below - COPYRIGHT 2011,2014
+# Contributors Listed Below - COPYRIGHT 2011,2015
 # [+] International Business Machines Corp.
 #
 #
@@ -34,6 +34,7 @@ OBJS += ipmiconfig.o
 OBJS += ipmisensor.o
 OBJS += ipmiwatchdog.o
 OBJS += ipmifruinv.o
+OBJS += ipmipowerstate.o
 
 #SUBDIRS += test.d