MEDIATEK Ralink MT7620 - Page 241

PGMT7620_V.1.0_040503
Page 241 of 523
MT7620 PROGRAMMING GUIDE
Integrated 802.11n MAC/BBP and 2.4 GHz RF/FEM Router-on-a-Chip
Bytes
Bits
Name
Description
12
LEAKY_EN
Leaky VLAN Enable
1’b0: This frame address will be blocked by VLAN (default)
1’b1: This frame address can pass through VLAN
NOTE: Leaky VLAN can be configured by ARL or Port Control Register based
on the indication of MFC.UC_ARL_LKYV or MFC.MC_ARL_LKYV.
15:3
EG_TAG
Egress VLAN Tag Attribution
3’b000: System default (Default)
3’b001: Consistent
3’b010,3’b011: Reserved
3’b100: Untagg
3’b101: Swap
3’b110: Tagged
3’b111: Stack
18:6
USR_PRI
User Priority from Address Table
0: Default
19
SA_MIR_EN
Source Address Hit to Mirror port
1’b0: No action (default)
1’b1: Frame is copied to mirror port when SA hit
22:20
SA_PORT_FW
Source Address Hit Frame TO_CPU Forwarding
3’b0xx: System Default (Disable)
3’b100: System Default and CPU Port Excluded
3’b101: System Default and CPU Port Included
3’b110: CPU Port Only (As long as the ingress port is not the CPU port. If the
ingress port is the CPU port, then the system default and CPU port are
excluded.)
3’b111: Frame Dropped
23
-
Reserved
31:24
TIMER
Age Timer
Programmable age timer. The age duration can be set from 1 to 1,000,000
seconds. The field value will be reset to the register AAC.AGE_CNT and
counted down by one every AAC.AGE_UNIT seconds.