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eth: Fix gearbox interface in 10G PHY

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Signed-off-by: Alex Forencich <alex@alexforencich.com>
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Alex Forencich
2025-06-13 16:34:44 -07:00
parent 0fd4000f69
commit d4acf48e0a
1 changed files with 3 additions and 1 deletions
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4
src/eth/rtl/taxi_xgmii_baser_dec_64.sv
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@@ -122,7 +122,7 @@ logic frame_reg = 1'b0, frame_next;
assign xgmii_rxd = xgmii_rxd_reg; assign xgmii_rxd = xgmii_rxd_reg;
assign xgmii_rxc = xgmii_rxc_reg; assign xgmii_rxc = xgmii_rxc_reg;
assign xgmii_rx_valid = xgmii_rx_valid_reg; assign xgmii_rx_valid = GBX_IF_EN ? xgmii_rx_valid_reg : 1'b1;
assign rx_bad_block = rx_bad_block_reg; assign rx_bad_block = rx_bad_block_reg;
assign rx_sequence_error = rx_sequence_error_reg; assign rx_sequence_error = rx_sequence_error_reg;
@@ -186,10 +186,12 @@ always_comb begin
// data block // data block
xgmii_rxd_next = encoded_rx_data; xgmii_rxd_next = encoded_rx_data;
xgmii_rxc_next = 8'h00; xgmii_rxc_next = 8'h00;
xgmii_rx_valid_next = 1'b1;
rx_bad_block_next = 1'b0; rx_bad_block_next = 1'b0;
end else begin end else begin
// control block // control block
// use only four bits of block type for reduced fanin // use only four bits of block type for reduced fanin
xgmii_rx_valid_next = 1'b1;
case (encoded_rx_data[7:4]) case (encoded_rx_data[7:4])
BLOCK_TYPE_CTRL[7:4]: begin BLOCK_TYPE_CTRL[7:4]: begin
// C7 C6 C5 C4 C3 C2 C1 C0 BT // C7 C6 C5 C4 C3 C2 C1 C0 BT