Figure 4–12, Figure 4–11. translation window 0, Figure 4–12. translation window 1 – Altera RapidIO II MegaCore Function User Manual

Page 68

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background image

4–26

Chapter 4: Functional Description

Logical Layer Interfaces

RapidIO II MegaCore Function

August 2014

Altera Corporation

User Guide

Figure 4–11

shows address translation window 0.

Translation Window 1

An Avalon-MM address in which the two most significant bits have a value of 2'b10
matches window 1. The RapidIO transaction corresponding to the Avalon-MM
operation has a destination ID value of 0xAA. This value corresponds to processing
endpoint 1.

Figure 4–12

shows address translation window 1.

Figure 4–11. Translation Window 0

26’h3555999

26’h3555999

RapidIO Address [33:0]

Avalon Address [31:0]

1

0

0

0

Destination ID

Don’t Care

Don’t Care

0

2

3

3

000000000000000000..............00

Base (register 0x10400)

Mask (register 0x10404)

Offset (register 0x10408)

Control (register 0x1040C)

1

29

29

23

16

30

31

R

R

1

1

1

1

0

0

0

0

0

0

0

1

0

1

30

31

32

33

XAMO

0x55

Figure 4–12. Translation Window 1

26’h3555999

26’h3555999

RapidIO Address [33:0]

Avalon Address [31:0]

1

0

0

0

Destination ID

Don’t Care

Don’t Care

0

2

3

3

000000000000000000..............00

Base (register 0x10410)

Mask (register 0x10414)

Offset (register 0x10418)

Control (register 0x1041C)

1

29

29

23

16

30

31

R

R

1

1

0

0

1

1

0

0

0

0

1

0

1

0

30

31

32

33

XAMO

0xAA

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