60 Fibre Channel Interface Manual, Rev. D
Field definitions (listed alphabetically)
Buffer to Buffer Credit
Not checked by the drive. The drive requires the Alternate Credit Model and assumes a Buffer to Buffer Credit of zero.
When the drive opens a device on the loop, it waits until it receives a R_RDY or a Close. The drive returns 0000 in the
accept.
Table 24: N_Port Common Service Parameters
Bit
Byte
76543210
0Highest ANSI FC-PH Version
1Lowest ANSI FC-PH Version
2 (MSB) Buffer to Buffer Credit
3(LSB)
4 Contin
Increasing
Offset
Random
Relative
Offset
Valid
Vendor
Vers ion
F_Port Alternate
Credit
Model
E_D_TOV
Resolution
0
Reserved
0
Reserved
Common Features
500000Dynamic
Half Duplex
Continuous
Increase
SEQ_CNT
Payload
Length
Reserved
60000(MSB)
Reserved Receive Data Field Size
7(LSB)
8Reserved
9 (MSB) Total Concurrent Sequences (LSB)
10 (MSB) Relative Offset by Info Category
11 (LSB)
12 (MSB)
E_D_TOV (Pt to Pt)
13
14
15 (LSB)
Table
number
24