3 fcp xfer rdy, Fcp xfer rdy – Seagate Fibre Channel Interface User Manual

Page 148

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134

Fibre Channel Interface Manual, Rev. D

11.3

FCP XFER RDY

The FCP XFER RDY (Transfer Ready) frame is sent by the drive when it requests data for a transfer to the
drive. Examples of commands resulting in data transfers to the drive are Write, Mode Select, and Write Buffer.

Table 80:

FCP XFER RDY header

Bit
Byte

7

6

5

4

3

2

1

0

0

0

0

0

0

0

1

0

1

R_CTL

1

(MSB)

2

D_ID

3

(LSB)

4

0

0

0

0

0

0

0

0

Reserved

5

(MSB)

6

S_ID

7

(LSB)

8

0

0

0

0

1

0

0

0

Type

9

(MSB)

10

F_CTL

11

(LSB)

12

SEQ_ID

13

0

0

0

0

0

0

0

0

DF_CTL

14

0

0

0

0

0

0

0

0

15

0

0

0

0

0

0

0

0

SEQ_CNT

16

(MSB)

OX_ID

17

(LSB)

18

1

1

1

1

1

1

1

1

19

1

1

1

1

1

1

1

1

RX_ID

20

(MSB)

Parameter

21

22

23

(LSB)

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