MEDIATEK Ralink MT7620 - Page 260

PGMT7620_V.1.0_040503
Page 260 of 523
MT7620 PROGRAMMING GUIDE
Integrated 802.11n MAC/BBP and 2.4 GHz RF/FEM Router-on-a-Chip
Bits
Type
Name
Description
Initial Value
8:6
RW
IGMP_EG_TAG
IGMP Message Egress VLAN Tag Attribution
3’b000: System Default (Disable)
3’b001: Consistent
3’b010,3’b011: Reserved
3’b100: Untagged
3’b101: Swap
3’b110: Tagged
3’b111: Stack
0x0
5
RW
IGMP_LKY_VLAN
IGMP Leaky VLAN Enable
1’b0: Disable
1’b1: Enable
0x0
4
RW
IGMP_PRI_HIGH
IGMP Force the Highest Priority
1’b0: System default
1’b1: Assigned to the highest priority queue
0x1
3
RW
IGMP_QUE_MIR
IGMP Query Message to Mirror Port
1’b0: Disable
1’b1: Frame copied to Mirror port
0x0
2:0
RW
IGMP_QUE_FW
IGMP Query Message 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
0x0
296. APC: ARP and PPPoE Control Register (offset: 0x0020)
Bits
Type
Name
Description
Initial Value
31:28
-
-
Reserved
0x0
27
RW
PPP_MANG_FR
PPPoE Discovery as Management Frame
1’b0: Disable
1’b1: Regarded as management frame
0x1
26
RW
PPP_PAE_FR
PPPoE Discovery as PAE Frame
1’b0: Disable
1’b1: Regarded as PAE frame
0x0
25
RW
PPP_BPDU_FR
PPPoE Discovery as BPDU Frame
1’b0: Non-BPDU Frame
1’b1: Regarded as BPDU frame
0x0