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Fix TX enable in AXI stream BASE-R TX module

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Signed-off-by: Alex Forencich <alex@alexforencich.com>
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Alex Forencich
2025-10-02 20:44:43 -07:00
parent 159c9d6241
commit 7e629d934f
1 changed files with 6 additions and 6 deletions
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12
src/eth/rtl/taxi_axis_baser_tx_64.sv
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@@ -486,7 +486,7 @@ always_comb begin
frame_len_next = 0; frame_len_next = 0;
frame_len_lim_next = cfg_tx_max_pkt_len; frame_len_lim_next = cfg_tx_max_pkt_len;
reset_crc = 1'b1; reset_crc = 1'b1;
s_axis_tx_tready_next = 1'b1; s_axis_tx_tready_next = cfg_tx_enable;
output_data_next = s_tdata_reg; output_data_next = s_tdata_reg;
output_type_next = OUTPUT_TYPE_IDLE; output_type_next = OUTPUT_TYPE_IDLE;
@@ -494,7 +494,7 @@ always_comb begin
s_tdata_next = s_axis_tx_tdata_masked; s_tdata_next = s_axis_tx_tdata_masked;
s_empty_next = keep2empty(s_axis_tx.tkeep); s_empty_next = keep2empty(s_axis_tx.tkeep);
if (s_axis_tx.tvalid && cfg_tx_enable) begin if (s_axis_tx.tvalid && s_axis_tx.tready) begin
// Preamble and SFD // Preamble and SFD
output_data_next = {ETH_SFD, {7{ETH_PRE}}}; output_data_next = {ETH_SFD, {7{ETH_PRE}}};
output_type_next = OUTPUT_TYPE_START_0; output_type_next = OUTPUT_TYPE_START_0;
@@ -644,14 +644,14 @@ always_comb begin
ifg_count_next = 8'd0; ifg_count_next = 8'd0;
swap_lanes_next = 1'b0; swap_lanes_next = 1'b0;
end end
s_axis_tx_tready_next = 1'b1; s_axis_tx_tready_next = cfg_tx_enable;
state_next = STATE_IDLE; state_next = STATE_IDLE;
end end
end else begin end else begin
if (ifg_count_next > 8'd4) begin if (ifg_count_next > 8'd4) begin
state_next = STATE_IFG; state_next = STATE_IFG;
end else begin end else begin
s_axis_tx_tready_next = 1'b1; s_axis_tx_tready_next = cfg_tx_enable;
swap_lanes_next = ifg_count_next != 0; swap_lanes_next = ifg_count_next != 0;
state_next = STATE_IDLE; state_next = STATE_IDLE;
end end
@@ -704,14 +704,14 @@ always_comb begin
ifg_count_next = 8'd0; ifg_count_next = 8'd0;
swap_lanes_next = 1'b0; swap_lanes_next = 1'b0;
end end
s_axis_tx_tready_next = 1'b1; s_axis_tx_tready_next = cfg_tx_enable;
state_next = STATE_IDLE; state_next = STATE_IDLE;
end end
end else begin end else begin
if (ifg_count_next > 8'd4 || frame_reg) begin if (ifg_count_next > 8'd4 || frame_reg) begin
state_next = STATE_IFG; state_next = STATE_IFG;
end else begin end else begin
s_axis_tx_tready_next = 1'b1; s_axis_tx_tready_next = cfg_tx_enable;
swap_lanes_next = ifg_count_next != 0; swap_lanes_next = ifg_count_next != 0;
state_next = STATE_IDLE; state_next = STATE_IDLE;
end end