Altera RapidIO II MegaCore Function User Manual

Page 56

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4–14

Chapter 4: Functional Description

Logical Layer Interfaces

RapidIO II MegaCore Function

August 2014

Altera Corporation

User Guide

For information about the burst count and byteenable values that the RapidIO II IP
core determines in the conversion process for read transactions, refer to

Table 4–6

. For

information about the burst count and byteenable values that the RapidIO II IP core
determines in the conversion process for write transactions, refer to

Table 4–7 on

page 4–15

and

Table 4–8 on page 4–17

.

Table 4–6. Avalon-MM I/O Master Read Transaction Burstcount (Part 1 of 2)

RapidIO Field Values

Avalon-MM Signal Values

rdsize

(4'bxxxx)

wdptr

(1'bx)

address[0]

(1'bx)

Burstcount

Byteenable

(16'bxxxxxxxxxxxxxxxx)

0000

0

0

1

0000_0000_1000_0000

1

1

1000_0000_0000_0000

1

0

1

0000_0000_0000_1000

1

1

0000_1000_0000_0000

0001

0

0

1

0000_0000_0100_0000

1

1

0100_0000_0000_0000

1

0

1

0000_0000_0000_0100

1

1

0000_0100_0000_0000

0010

0

0

1

0000_0000_0010_0000

1

1

0010_0000_0000_0000

1

0

1

0000_0000_0000_0010

1

1

0000_0010_0000_0000

0011

0

0

1

0000_0000_0001_0000

1

1

0001_0000_0000_0000

1

0

1

0000_0000_0000_0001

1

1

0000_0001_0000_0000

0100

0

0

1

0000_0000_1100_0000

1

1

1100_0000_0000_0000

1

0

1

0000_0000_0000_1100

1

1

0000_1100_0000_0000

0101

(1)

0

0

1

0000_0000_1110_0000

1

1

1110_0000_0000_0000

1

0

1

0000_0000_0000_0111

1

1

0000_0111_0000_0000

0110

0

0

1

0000_0000_0011_0000

1

1

0011_0000_0000_0000

1

0

1

0000_0000_0000_0011

1

1

0000_0011_0000_0000

0111

(1)

0

0

1

0000_0000_1111_1000

1

1

1111_1000_0000_0000

1

0

1

0000_0000_0001_1111

1

1

0001_1111_0000_0000

1000

0

0

1

0000_0000_1111_0000

1

1

1111_0000_0000_0000

1

0

1

0000_0000_0000_1111

1

1

0000_1111_0000_0000

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