Intel® Stratix® 10 Hard Processor System Technical Reference Manual

ID 683222
Date 11/28/2022
Public

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17.6.8.1.7. Destination and Source Address Filtering Summary

The tables below summarize the destination and source address filtering based on the type of frames received and the configuration of bits within the Mac_Frame_Filter register.
Table 187.  Destination Address Filtering
Note: The "X" in the table represents a "don't care" term.
Frame Type PR HPF HUC DAIF HMC PM DBF Destination Address Filter Operation

Broadcast

1 X X X X X X Pass
0 X X X X X 0 Pass
0 X X X X X 1 Fail

Unicast

1 X X X X X X Pass all frames
0 X 0 0 X X X Pass on Perfect/Group filter match
0 X 0 1 X X X Fail on Perfect/Group filter match
0 0 1 0 X X X Pass on Hash filter match
0 0 1 1 X X X Fail on Hash filter match
0 1 1 0 X X X Pass on Hash or Perfect/Group filter match
0 1 1 1 X X X Fail on Hash or Perfect/Group filter match
Multicast 1 X X X X X X Pass all frames
X X X X X 1 X Pass all frames
0 X X 0 0 0 X Pass on Perfect/Group filter match and drop Pause frames if PCF= 0X
0 0 X 0 1 0 X Pass on Hash filter match and drop Pause frames if PCF = 0X
0 1 X 0 1 0 X Pass on Hash or Perfect/Group filter match and drop Pause frames if PCF = 0X
0 X X 1 0 0 X Fail on Perfect/Group filter match and drop Pause frames if PCF=0X
0 0 X 1 1 0 X Fail on Hash filter match and drop Pause frames if PCF = 0X
0 1 X 1 1 0 X Fail on Hash or Perfect/Group filter match and drop Pause frames if PCF = 0X
Table 188.  Source Address Filtering
Frame Type PR DAIF DBF Source Address Filter Operation

Unicast

1 X X Pass all frames
0 0 0 Pass status on Perfect or Group filter match but do not drop frames that fail.
0 1 0 Fail on Perfect or Group filter match but do not drop frame
0 0 1 Pass on Perfect or Group filter match and drop frames that fail
0 1 1 Fail on Perfect or Group filter match and drop frames that fail