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1 Copyright © 2013 Elsevier Inc. All rights reserved. Chapter 6 Processes and Operating Systems.

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Presentation on theme: "1 Copyright © 2013 Elsevier Inc. All rights reserved. Chapter 6 Processes and Operating Systems."— Presentation transcript:

1 1 Copyright © 2013 Elsevier Inc. All rights reserved. Chapter 6 Processes and Operating Systems

2 2 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.1 Scheduling overhead is paid for at a nonlinear rate.

3 3 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.2 Example definitions of initiation times and deadlines.

4 4 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.3 A sequence of processes with a high initiation rate.

5 5 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.4 Data dependencies among processes.

6 6 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.5 Communication among processes at different rates.

7 7 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.6 Scheduling states of a process.

8 8 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.7 Sequence diagram for preemptive execution.

9 9 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.8 Sequence diagram for a FreeRTOS.org context switch.

10 10 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.9 An active class in UML.

11 11 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.10 A collaboration diagram with active and normal objects.

12 12 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.11 An example of rate-monotonic scheduling.

13 13 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.12 C code for rate-monotonic scheduling.

14 14 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.13 C code for earliest-deadline-first scheduling.

15 15 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.14 Shared memory communication implemented on a bus.

16 16 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.15 Message passing communication.

17 17 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.16 Use of a UML signal.

18 18 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.17 Sequence diagram for RTOS interrupt latency.

19 19 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.18 Interrupt latency during a critical section.

20 20 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.19 An L-shaped usage distribution.

21 21 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.20 Architecture of a power-managed system.

22 22 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.21 The Advanced Configuration and Power Interface and its relationship to a complete system.

23 23 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.22 Windows CE layer diagram.

24 24 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.23 OAL architecture in Windows CE.

25 25 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.24 Kernel and user address spaces in Windows CE.

26 26 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.25 User address space in Windows CE.

27 27 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.26 Sequence diagram for an interrupt.

28 28 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.27 The ADPCM coding scheme.

29 29 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.28 An ADPCM compression system.

30 30 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.29 Class diagram for the answering machine.

31 31 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.30 Physical class interfaces for the answering machine.

32 32 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.31 The message classes for the answering machine.

33 33 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.32 Operational classes for the answering machine.

34 34 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.33 State diagram for the Controls activate behavior.

35 35 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.34 State diagrams for the record-msg and playback-msg behaviors.

36 36 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.35 Hardware platform for the answering machine.

37 37 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.36 Engine block diagram.

38 38 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.37 Requirements for the engine controller.

39 39 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.38 Periods for data in the engine controller.

40 40 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.39 Class diagram for the engine controller.

41 41 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.40 State diagram for throttle position sensing.

42 42 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.41 State diagram for injector pulse width.

43 43 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 6.42 State diagram for spark advance angle.

44 44 Copyright © 2013 Elsevier Inc. All rights reserved. UN Figure 6.1

45 45 Copyright © 2013 Elsevier Inc. All rights reserved. UN Figure 6.2

46 46 Copyright © 2013 Elsevier Inc. All rights reserved. UN Figure 6.3

47 47 Copyright © 2013 Elsevier Inc. All rights reserved. UN Figure 6.4

48 48 Copyright © 2013 Elsevier Inc. All rights reserved. UN Figure 6.5

49 49 Copyright © 2013 Elsevier Inc. All rights reserved. UN Figure 6.6

50 50 Copyright © 2013 Elsevier Inc. All rights reserved. UN Figure 6.7

51 51 Copyright © 2013 Elsevier Inc. All rights reserved. UN Figure 6.8

52 52 Copyright © 2013 Elsevier Inc. All rights reserved. UN Figure 6.9


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