updating code from Flying Laptop

This is the framework of Flying Laptop OBSW version A.13.0.

osal/rtems/TaskBase.cpp

@@ -0,0 +1,43 @@
+#include <framework/serviceinterface/ServiceInterfaceStream.h>
+#include "TaskBase.h"
+
+const uint64_t PeriodicTaskIF::MINIMUM_STACK_SIZE=RTEMS_MINIMUM_STACK_SIZE;
+
+TaskBase::TaskBase(rtems_task_priority set_priority, size_t stack_size,
+		const char *name) {
+	rtems_name osalName = 0;
+	for (uint8_t i = 0; i < 4; i++) {
+		if (name[i] == 0) {
+			break;
+		}
+		osalName += name[i] << (8 * (3 - i));
+	}
+	//The task is created with the operating system's system call.
+	rtems_status_code status = RTEMS_UNSATISFIED;
+	if (set_priority >= 0 && set_priority <= 99) {
+		 status = rtems_task_create(osalName,
+				(0xFF - 2 * set_priority), stack_size,
+				RTEMS_PREEMPT | RTEMS_NO_TIMESLICE | RTEMS_NO_ASR,
+				RTEMS_FLOATING_POINT, &id);
+	}
+	ReturnValue_t result = RtemsBasic::convertReturnCode(status);
+	if (result != HasReturnvaluesIF::RETURN_OK) {
+		error << "TaskBase::TaskBase: createTask with name " << std::hex
+				<< osalName << std::dec << " failed with return code "
+				<< (uint32_t) status << std::endl;
+		this->id = 0;
+	}
+}
+
+TaskBase::~TaskBase() {
+	rtems_task_delete(id);
+}
+
+rtems_id TaskBase::getId() {
+	return this->id;
+}
+
+ReturnValue_t TaskBase::sleepFor(uint32_t ms) {
+	rtems_status_code status = rtems_task_wake_after(RtemsBasic::convertMsToTicks(ms));
+	return RtemsBasic::convertReturnCode(status);
+}