82598EB Datasheet, PDF (336/596 Pages) Intel Corporation – Intel® 82598EB 10 Gigabit Ethernet Controller Datasheet

Intel^® 82598EB 10 GbE Controller - Register Descriptions
Figure 4-2. VLAN Filter Table Array – VFTA
The general structure of the VFTA memory is as follows.
Table 4-6. Structure of VFTA Memory
DW in line n
Bit(s)
Description
DW0
31:0
Filter value for VLAN tag value equal to [31:0]
Each bit when set, enables packets with this VLAN tag value to pass. When cleared, blocks
packets with this VLAN tag.
…
DW127
31
Filter value for VLAN tag value equal to [4095:4064]
Each bit when set, enables packets with this VLAN tag value to pass. When cleared, blocks
packets with this VLAN tag.
DW128
3:0
VMDq output index for VLAN tag value 0x000.
DW128
7:4
VMDq output index for VLAN tag value 0x001.
…
DW128
31:28
VMDq output index for VLAN tag value 0x007.
…
DW in line n
Bit(s)
Description
336