REAL TIME OPERATING SYSTEM (MEVD-202)

Rajiv Gandhi Technological University, Bhopal (MP)

M.E./ M.Tech. Embeded System and VLSI Design SVITS(INDR)

REAL TIME OPERATING SYSTEM (MEVD-202)

 UNIT-I

Introduction to OS: Process Management & Inter Process Communication. Memory management, I/O subsystem, File System Organization.

UNIT II

Real Time Systems Concepts: Foreground/Background Systems, Critical Section of Code, Resource, Shared resource, Multitasking, task, context switch, Kernel, Schedules, Premptive & Non-Premptive Kernel, various scheduling methods.

Real Time Scheduling. Real-Time task scheduling: Clock-driven, Event-driven, Scheduling of real-time task on a uniprocessor. Rate Monotonic Analysis (RMA), Earliest Deadline First (EDF), Scheduling with limited priority levels

UNIT-III

Kernel structure:Task scheduling, Task management, Resource sharing among tasks,Priority inversion problem, Priority inheritance protocol An overview of scheduling in multiprocessor and distributed systems

UNIT-IV

Performance Metrics of RTOS: Programming in VxWorks, or μCOS-II Overview of μC/OS-II Overview of some other commercial embedded operating systems: PSOS, VRTX, RT Linux, Win CE.Benchmarking real-time operating systems.

UNIT-V

Commercial real-time operating systems: Unix as a real-time operating system, Windows as a real-time operating system, Extensions to Unix : Host target approach, Preemption points, Fully preemptable kernel

TEXT / REFERENCE BOOKS:

• Jean J. Labrosse, MicroC/OS-II, The Real Time Kernel

• VxWorks details from Internet.

• μC/OS-II Manuals

• David E. Simon, An Embedded Software Primer, Pearson Education

• Dr. Rajib Mall, Real time Systems, Theory and practices, Pearson Education.