ADMtek ADM5120, Datasheet, Page: 65 / 112

ADM5120 Register Description
7:6 Reserved Not Applicable
10:8 RW VLAN_th VLAN high priority threshold
→
if the priority field of
VLAN tag
≧
this threshold, then the packet is high
priority, default = 100
100
Reserved 31:11 Not Applicable
4.4.36 TOS_en, offset 0x8c
Bits Type Name Description Initial value
5:0 RW TOS_pri Enable TCP/IP TOS priority check
→
0: disable
31:6 Reserved Not Applicable
4.4.37 TOS_map0, offset 0x90
Bits Type Name Description Initial value
31:0 RW TOS_map0 TOS_bit_map[31:0]
4.4.38 TOS_map1, offset 0x94
Bits Name Description Initial value
31:0 RW TOS_map1 TOS_bit_map[64:32]
Type
4.4.39 Custom_pri1, offset 0x98
Bits Type Name Description Initial value
RW Custom_en Enable custom packet check:
00: disable, default
01: treat as high priority
10: filtered,
[1:0] = port0, [3:2] for port1
The packet type check
→
default = 0
15:12 Reserved Not Applicable
31:16 RW Custom_type 00: disable, default
01: treat as high priority
10: filtered,
11:reserved
11:0
11:reserved
4.4.40 Custom_pri2, offset 0x9c
ADMtek Inc. 4-18
Bits Type Name Description Initial value
7:0 RW Custom_define Custom field define: default = 0
15:8 RW Custom_mask The mask of custom field: default = 0
23:16 RW Offset [7:0] offset count from SA: default = 0