Intel IXP1200 manuali

Intel IXP1200 Manuale Utente (58 pagine)

Marchio: Intel | Categoria: Networking | Dimensione: 0.91 MB |

Inglese

Indice

IXP1200 Network Processor

1

Application Note

2

Contents

3

1.0 Introduction

7

1.3 Background

8

Application Note 9

9

10 Application Note

10

1.4 Execution Environment

11

12 Application Note

12

2.0 System Overview

13

2.2 StrongARM Core Software

14

2.3 Software Partitioning

15

2.3.1 Lookup Tables

16

2.4 Data Flow

17

2.4.1.2 IP Lookup Table

18

Application Note 19

19

3.1 ATM Receive Microengine

20

3.1.2 High Level Algorithm

21

3.2 ATM Transmit Microengine

22

3.3 IP-Router Microengine

23

24 Application Note

24

3.5.2 High Level Algorithm

25

26 Application Note

26

3.6.2.1 Transmit Alignment

27

28 Application Note

28

3.7.3 CRC-32 Computation

29

4.1.1 VC Table Function

29

30 Application Note

30

Application Note 31

31

4.1.5 VC Table Entry

32

Modified on: 3/20/02

33

4.2.1 VC Cache Function

34

4.2.1.1 OC-12 Configuration

34

4.2.1.2 OC-3 Configuration

34

4.2.2 VC Cache Structure

34

4.3 IP Lookup Table

35

4.3.3 IP Table Management API

36

4.3.3.1 route_table_init()

36

4.3.3.2 mtu_change()

36

4.3.3.3 atm_route_add()

36

4.3.3.4 enet_route_add()

37

4.3.3.5 rt_ent_info()

37

4.3.3.6 route_delete()

37

4.3.3.7 rt_help ()

37

4.3.4 IP Route Table Entry

37

Maximum packet size

38

Application Note 39

39

4.4.2 DRAM Data Buffer Format

40

4.5.1 SEQUENCE_HANDLE Usage

41

4.6 Message Queues - msgq.uc

42

4.6.1 MSGQ_HANDLE Parameters

43

4.6.2 msgq_init_queue()

43

4.6.3 msgq_init_regs()

43

4.6.4 msgq_send()

43

4.6.5 msgq_receive()

44

4.6.6 Example

44

4.7.1 BDQ Management Macros

45

4.7.1.1 Features

45

4.7.1.2 Limitations

45

4.8 Counters

46

Application Note 47

47

Counter Flags

48

4.8.3 counters.uc

49

4.8.3.1 counter_reset()

49

4.8.3.2 counter_inc()

49

4.8.3.3 port_counter_inc()

49

4.8.4 counters.c

51

4.8.4.1 counters_init()

51

4.8.4.2 counters_print()

51

52 Application Note

52

4.10 Mutex Vectors

53

4.11 Inter-Thread Signalling

54

5.1 project_config.h

54

6.0 Testing Environments

55

8.0 Limitations

56

10.0 Document Conventions

57

12.0 Related Documents

58

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