Added LED controls

apps/YellowOnBoardActuators/actuator.adef

+sandboxed: false
+start: auto
+version: 0.1
+
+executables:
+{
+    actuatorYellow = (
+                         components/led/generic
+                         components/led/triRed
+                         components/led/triGreen
+                         components/led/triBlue
+                     )
+}
+
+processes:
+{
+    run:
+    {
+        ( actuatorYellow   )
+    }
+
+    envVars:
+    {
+        LE_LOG_LEVEL = DEBUG
+    }
+    faultAction: stopApp
+}
+
+
+bindings:
+{
+  actuatorYellow.generic.dhubIO -> dataHub.io
+  actuatorYellow.triRed.dhubIO -> dataHub.io
+  actuatorYellow.triGreen.dhubIO -> dataHub.io
+  actuatorYellow.triBlue.dhubIO -> dataHub.io
+}

apps/YellowOnBoardActuators/actuatorComponent/Component.cdef

+//--------------------------------------------------------------------------------------------------
+/**
+ * Component definition file for the mangOH Yellow on board actuator component.
+ */
+//--------------------------------------------------------------------------------------------------
+
+requires:
+{
+    api:
+    {
+        dhubIO = io.api
+    }
+
+}
+
+sources:
+{
+    actuator.c
+}
+

apps/YellowOnBoardActuators/actuatorComponent/actuator.c

+/**
+ *
+ * This file provides the implementation of @ref c_led
+ *
+ *
+ * <hr>
+ *
+ * Copyright (C) Sierra Wireless Inc.
+ */
+
+#include "legato.h"
+#include "interfaces.h"
+
+static const char GenericLedPath[]  = "/sys/devices/platform/expander.0/generic_led";
+
+typedef struct
+{
+    char         *name;
+    le_result_t (*activate)(void);
+    le_result_t (*deactivate)(void);
+}
+actuator_gpio_t;
+
+static actuator_gpio_t gpio[] = {
+    { "Generic_Led", generic_led_Activate, generic_led__Deactivate },
+    };
+
+
+typedef struct
+{
+    const char                 *path;
+    io_DataType_t               dataType;
+    const char                 *units;
+    io_BooleanPushHandlerRef_t  ref;
+}
+actuator_DhOut_t;
+
+static actuator_DhOut_t dhubResources[] = {
+   GenericLedPath , DHUBIO_DATA_TYPE_BOOLEAN, "", NULL },
+};
+
+
+static void actuator_DhOutputHandler
+(
+    double  timestamp,
+    bool    value,
+    void   *context
+)
+{
+    actuator_gpio_t *output = (actuator_gpio_t *)context;
+
+
+    if (output)
+    {
+        le_result_t result = (true == value) ? output->activate() : output->deactivate();
+        LE_INFO("%s : %s (ts: %lf) result: %d", 
+                output->name, true == value ? "set" : "clr", timestamp, result);
+    }
+}
+
+
+static le_result_t actuator_DhRegister
+(
+    void
+)
+{
+    le_result_t result = LE_OK;
+
+
+    for (int i = 0; i < ARRAY_SIZE(dhubResources); i++)
+    {
+        result = io_CreateOutput(dhubResources[i].path, 
+                                 dhubResources[i].dataType, 
+                                 dhubResources[i].units);
+        if (LE_OK != result)
+        {
+            LE_ERROR("Failed to create output resource %s", dhubResources[i].path);
+            break;
+        }
+
+        dhubResources[i].ref = io_AddBooleanPushHandler(dhubResources[i].path, 
+                                                        actuator_DhOutputHandler, 
+                                                        (void *)&gpio[i]);
+        if (NULL == dhubResources[i].ref)
+        {
+            LE_ERROR("Failed to add handler for output resource %s", dhubResources[i].path);
+            result = LE_FAULT;
+            break;
+        }
+    }
+
+    return result;
+}
+
+
+//--------------------------------------------------------------------------------------------------
+/**
+ * SIGTERM handler to cleanly shutdown
+ */
+//--------------------------------------------------------------------------------------------------
+static void ioServ_SigTermHandler
+(
+    int pSigNum
+)
+{
+    (void)pSigNum;
+    LE_INFO("Remove LED resource");
+
+    io_DeleteResource(GenericLedPath);
+
+}
+
+
+//--------------------------------------------------------------------------------------------------
+/**
+ * Main program
+ */
+//--------------------------------------------------------------------------------------------------
+COMPONENT_INIT
+{
+    ///< Catch application termination and shutdown cleanly
+    le_sig_Block(SIGTERM);
+    le_sig_SetEventHandler(SIGTERM, ioServ_SigTermHandler);
+    actuator_DhRegister();
+
+}
+