Fujitsu MBC2073RC Manual Do Utilizador
SAS Interface
62
C141-C013
1.5.3 OPEN address frame
Table 1.21 defines the OPEN address frame format used for connection requests.
Table 1.21 OPEN address frame format
Bit
Byte
7
6
5
4
3
2
1
0
0
INITIATO
R PORT
PROTOCOL
ADDRESS FRAME TYPE (1h)
1
FEATURES
CONNECTION RATE
2
(MSB)
3
INITIATOR CONNECTION TAG
(LSB)
4
11
DESTINATION SAS ADDRESS
12
19
SOURCE SAS ADDRESS
20
COMPATIBLE FEATURES
21
PATHWAY BLOCKED COUNT
22
(MSB)
23
ARBITRARION WAIT TIME
(LSB)
24
27
MORE COMPATIBLE FEATURES
28
(MSB)
31
CRC
(LSB)
An INITIATOR PORT bit set to one specifies that the source port is acting as a
SAS INIT port. An INITIATOR PORT bit set to zero specifies that the source
port is acting as a SAS TARG port.
SAS INIT port. An INITIATOR PORT bit set to zero specifies that the source
port is acting as a SAS TARG port.
The PROTOCOL field specifies the protocol for the connection being requested
and is defined in Table 1.22.
and is defined in Table 1.22.
Table 1.22 PROTOCOL field
Code
Description
000b
SMP
001b
SSP
010b
STP
All others
Reserved