Fujitsu MB86617A manual Transmit Packet Link/Split Setting Register, Dbqb, Dbqa, Spb Spa, NF5SPB

LSI Specification MB86617A

7.20. Transmit Packet Link/Split Setting Register

Transmit packet link/split setting register is the register that sets number of link and split of source packets to be transmitted.

AD

R/W

Bit

Bit

Bit

Bit

Bit

Bit

Bit

Bit

Bit

Bit

Bit

Bit

Bit

Bit

Bit

Bit

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

0

o/e

Tx

NF5

o/e

Tx

NF5

3Eh

R/W

select-

SPQB

DBQB

select-

SPQA

DBQA

o/e-B

SPB

o/e-A

SPA

B

A

Initial Value

‘0’

‘0’

‘0’

“000 b”

“00 b”

‘0’

‘0’

‘0’

“000 b”

“00 b”

BIT

Bit Name

Action

Value

Function

0

Selects odd/even value to be input from CP-IC as odd/even range of Isochronous

packet header to be transmitted by bridge -Bch.

Read/

15

o/e select-B

Write

Selects Tx o/e- B (bit14) setting value as odd/even range of Isochronous packet

1

header to be transmitted by bridge -Bch

Read/

Write in odd/even range of transmit Isochronous packet header.

14

Tx o/e-B

-

Valid with o/e select- B (bit15) setting value

‘1’, and reads in this setting value to

Write

transmit Isochronous packet header.

0

Executes 2SP combined transmission as FIFO NFULL operation when setting of

Read/

2SP separated transmission or combined transmission for less than 2SP.

13

NF5SPB

With more than 3 SP, executes according to setting.

Write

1

Executes 5 SP combined transmission at FIFO FULL.

12 - 10

SPQB

Read/

-

Write in number of link of source packet processed by bridge-Bch.

Write

9 - 8

DBQB

Read/

-

Write in number of split of source packet processed by bridge-Bch.

Write

0

Selects odd/even value to be input from CP-IC as odd/even range of Isochronous

packet header to be transmitted by bridge -Bch.

Read/

7

o/e select-A

Write

Selects Tx o/e-B b (bit6) setting value as odd/even range of Isochronous packet

1

header to be transmitted by bridge-Bch

Read/

Write in odd/even range of transmit Isochronous packet header.

6

Tx o/e-A

-

Valid with o/e select-B (bit7) setting value

‘1’, and reads in this setting value to

Write

transmit Isochronous packet header.

Rev.1.0 53 Fujitsu VLSI