renamed system context to call context

to avoid conflicts with ISIS library, I don't want to fiddle with
it if we don't have source code

osal/FreeRTOS/BinarySemaphore.cpp

@@ -88,7 +88,7 @@ ReturnValue_t BinarySemaphore::giveBinarySemaphoreFromISR(SemaphoreHandle_t sema
 	if (returncode == pdPASS) {
 		if(*higherPriorityTaskWoken == pdPASS) {
 			// Request context switch
-			TaskManagement::requestContextSwitch(SystemContext::isr_context);
+			TaskManagement::requestContextSwitch(CallContext::isr);
 		}
 		return HasReturnvaluesIF::RETURN_OK;
 	} else {

osal/FreeRTOS/MessageQueue.cpp

@@ -6,7 +6,7 @@
 // As a first step towards this, introduces system context variable which needs to be switched manually
 // Haven't found function to find system context.
 MessageQueue::MessageQueue(size_t message_depth, size_t max_message_size) :
-defaultDestination(0),lastPartner(0), callContext(SystemContext::task_context)  {
+defaultDestination(0),lastPartner(0), callContext(CallContext::task)  {
 	handle = xQueueCreate(message_depth, max_message_size);
 	if (handle == NULL) {
 		error << "MessageQueue creation failed" << std::endl;
@@ -19,7 +19,7 @@ MessageQueue::~MessageQueue() {
 	}
 }
 
-void MessageQueue::switchSystemContext(SystemContext callContext) {
+void MessageQueue::switchSystemContext(CallContext callContext) {
 	this->callContext = callContext;
 }
 
@@ -53,10 +53,10 @@ ReturnValue_t MessageQueue::sendMessageFrom(MessageQueueId_t sendTo,
 
 ReturnValue_t MessageQueue::sendMessageFromMessageQueue(MessageQueueId_t sendTo,
 		MessageQueueMessage *message, MessageQueueId_t sentFrom,
-		bool ignoreFault, SystemContext callContext) {
+		bool ignoreFault, CallContext callContext) {
 	message->setSender(sentFrom);
 	BaseType_t result;
-	if(callContext == SystemContext::task_context) {
+	if(callContext == CallContext::task) {
 		result = xQueueSendToBack(reinterpret_cast<void*>(sendTo),
 				reinterpret_cast<const void*>(message->getBuffer()), 0);
 	}

osal/FreeRTOS/MessageQueue.h

@@ -58,7 +58,7 @@ public:
 	 */
 	virtual ~MessageQueue();
 
-	void switchSystemContext(SystemContext callContext);
+	void switchSystemContext(CallContext callContext);
 
 	/**
 	 * @brief	This operation sends a message to the given destination.
@@ -168,7 +168,7 @@ protected:
 	 */
 	static ReturnValue_t sendMessageFromMessageQueue(MessageQueueId_t sendTo,
 			MessageQueueMessage* message, MessageQueueId_t sentFrom = NO_QUEUE,
-			bool ignoreFault=false, SystemContext callContex = SystemContext::task_context);
+			bool ignoreFault=false, CallContext callContex = CallContext::task);
 
 	static ReturnValue_t handleSendResult(BaseType_t result, bool ignoreFault);
 
@@ -177,7 +177,7 @@ private:
 	QueueHandle_t handle;
 	MessageQueueId_t defaultDestination;
 	MessageQueueId_t lastPartner;
-	SystemContext callContext; //!< Stores the current system context
+	CallContext callContext; //!< Stores the current system context
 };
 
 #endif /* MESSAGEQUEUE_H_ */

osal/FreeRTOS/TaskManagement.cpp

@@ -13,8 +13,8 @@ void TaskManagement::requestContextSwitchFromTask() {
 	vTaskDelay(0);
 }
 
-void TaskManagement::requestContextSwitch(SystemContext callContext = SystemContext::task_context) {
-	if(callContext == SystemContext::isr_context) {
+void TaskManagement::requestContextSwitch(CallContext callContext = CallContext::task) {
+	if(callContext == CallContext::isr) {
 		// This function depends on the partmacro.h definition for the specific device
 		portYIELD_FROM_ISR();
 	} else {

osal/FreeRTOS/TaskManagement.h

@@ -12,9 +12,10 @@
  * within an ISR or from a regular task. This is required because FreeRTOS
  * has different functions for handling semaphores and messages from within an ISR and task.
  */
-enum SystemContext {
-	task_context = 0x00,//!< task_context
-	isr_context = 0xFF  //!< isr_context
+
+enum CallContext {
+	task = 0x00,//!< task_context
+	isr = 0xFF  //!< isr_context
 };
 
 class TaskManagement {
@@ -25,7 +26,7 @@ public:
 	 * This can be used if sending to the queue from an ISR caused a task to unblock
 	 * and a context switch is required.
 	 */
-	static void requestContextSwitch(SystemContext callContext);
+	static void requestContextSwitch(CallContext callContext);
 
 	/**
 	 * If task preemption in FreeRTOS is disabled, a context switch