wr_endpoint: added the op code for sending a pause frame

a8edc000 · Peter Jansweijer · Grzegorz Daniluk · aa03d1ec · a8edc000
Commit a8edc000 authored Jan 13, 2015 by Peter Jansweijer Committed by Grzegorz Daniluk Jan 13, 2015
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ep_tx_header_processor.vhd modules/wr_endpoint/ep_tx_header_processor.vhd +2 -0

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--- a/modules/wr_endpoint/ep_tx_header_processor.vhd
+++ b/modules/wr_endpoint/ep_tx_header_processor.vhd
@@ -453,6 +453,8 @@ begin  -- behavioral
                  when x"6" =>
                    src_fab_o.data <= f_pick(g_with_packet_injection, "XXXXXXXXXXXXXXXX", x"8808");
                  when x"7" =>
+                    src_fab_o.data <= f_pick(g_with_packet_injection, "XXXXXXXXXXXXXXXX", x"0001"); -- peterj: IEEE 802.3 Table 31A-1 MAC control codes PAUSE (Annex 31B)
+                  when x"8" =>
                    src_fab_o.data <= f_pick(g_with_packet_injection, "XXXXXXXXXXXXXXXX", fc_pause_delay_i); -- ML: bug ??? (forget optcode: 0x0001)
                    state          <= TXF_PAD;
                  when others =>