Specifications

Micrel, Inc.
KSZ8895MQ/RQ/FMQ
Advanced Control Registers (Continued)
Address Name Description Mode Default
Register 187 (0xBB): Port 1 Queue 0 Egress Limit Control 1
Register 203 (0xCB): Port 2 Queue 0 Egress Limit Control 1
Register 219 (0xDB): Port 3 Queue 0 Egress Limit Control 1
Register 235 (0xEB): Port 4 Queue 0 Egress Limit Control 1
Register 251 (0xFB): Port 5 Queue 0 Egress Limit Control 1
7 Reserved RO 0
6−0
Port Queue 0 Egress Limit
Egress data rate limit for priority 0 frames
Egress traffic from this priority queue is shaped
according to the Data Rate Selected Table. See the
table follow the end of Egress limit control registers.
In four queues mode, it is lowest priority.
In two queues mode, it is low priority.
R/W 0000000
Register 188 (0xBC) : Port 1 Queue 1 Egress Limit Control 2
Register 204 (0xCC) : Port 2 Queue 1 Egress Limit Control 2
Register 220 (0xDC) : Port 3 Queue 1 Egress Limit Control 2
Register 236 (0xEC) : Port 4 Queue 1 Egress Limit Control 2
Register 252 (0xFC) : Port 5 Queue 1 Egress Limit Control 2
7 Reserved RO 0
6−0
Port Queue 1 Egress Limit
Egress data rate limit for priority 1 frames
Egress traffic from this priority queue is shaped
according to the Data Rate Selected Table. See the
table follow the end of Egress limit control registers.
In four queues mode, it is low/high priority.
In two queues mode, it is high priority.
R/W 0000000
Register 189 (0xBD): Port 1 Queue 2 Egress Limit Control 3
Register 205 (0xCD): Port 2 Queue 2 Egress Limit Control 3
Register 221 (0xDD): Port 3 Queue 2 Egress Limit Control 3
Register 237 (0xED): Port 4 Queue 2 Egress Limit Control 3
Register 253 (0xFD): Port 5 Queue 2 Egress Limit Control 3
7 Reserved RO 0
6−0
Port Queue 2 Egress Limit
Egress data rate limit for priority 2 frames
Egress traffic from this priority queue is shaped
according to the Data Rate Selected Table. See the
table follow the end of Egress limit control registers.
In four queues mode, it is high/low priority.
R/W 0000000
March 12, 2014
88
Revision 1.7