MVTX2801
Data Sheet
10.6.72 QOSC4 - CREDIT_C1_G3
Serial Interface Address:h563
Bits [7]:
Bits [6]:
Bits [5:0]
Fc_allow
•
•
•
Flow control allow during WFQ scheme. (Default 1'b1)
0 = Not support QoS when the Source port Flow control status is on.
1= Always support QoS)
Flow control BE Queue only. (Default 1'b1)
(0= DO NOT send any frames if the XOFF is on.
(1= the P7-P2 frames can be sent even the XOFF is ON)
W1 - Credit register. (Default 4'h04)
Fc_be_only
Lost_ok
Egress- for dest fc_status Ingress- for
src fc status
0
0
1
1
X
0
0
0
0
1
0
1
0
1
0
Go to BE Queue if (Src FC or Des FC on) otherwise Normal
Go to BE Queue if (Dest FC on) otherwise Normal
(WFQ only) Go to BE Queue if (Src FC on) otherwise BAD
(WFQ only) Always Normal
Go to BE Queue if (Src FC on)
X
1
1
Always Normal
10.6.73 QOSC4D - CREDIT_C2_G3
Serial Interface Address:h564
Bits [5:0]
Bits [7:6]:
•
•
W2 - Credit register. (Default 4'h04)
Reserved
10.6.74 QOSC4E - CREDIT_C3_G3
Serial Interface Address:h565
Bits [5:0]
Bits [7:6]:
•
•
W3 - Credit register. (Default 4'h04)
Reserved
10.6.75 QOSC4F - CREDIT_C4_G3
Serial Interface Address:h566
Bits [5:0]
Bits [7:6]:
•
•
W4 - Credit register. (Default 4'h04)
Reserved
57
Zarlink Semiconductor Inc.
ZARLINK [ ZARLINK SEMICONDUCTOR INC ]
