diff options
Diffstat (limited to 'usrp2/fpga/simple_gemac/simple_gemac_tx.v')
-rw-r--r-- | usrp2/fpga/simple_gemac/simple_gemac_tx.v | 37 |
1 files changed, 18 insertions, 19 deletions
diff --git a/usrp2/fpga/simple_gemac/simple_gemac_tx.v b/usrp2/fpga/simple_gemac/simple_gemac_tx.v index d164d3fed..ffc8f6e99 100644 --- a/usrp2/fpga/simple_gemac/simple_gemac_tx.v +++ b/usrp2/fpga/simple_gemac/simple_gemac_tx.v @@ -201,30 +201,11 @@ module simple_gemac_tx (tx_state==TX_PAD) | (tx_state[6]); - reg [7:0] crc_ctr; - reg calc_crc_d1; - always @(posedge tx_clk) - calc_crc_d1 <= calc_crc; - - always @(posedge tx_clk) - if(reset) - crc_ctr <= 0; - else if(calc_crc) - crc_ctr <= crc_ctr+1; - else if(calc_crc_d1) - $display("CRC COUNT = %d",crc_ctr); - else - crc_ctr <= 0; - crc crc(.clk(tx_clk), .reset(reset), .clear(clear_crc), .data(txd_pre), .calc(calc_crc), .crc_out(crc_out)); assign tx_ack = (tx_state == TX_FIRSTBYTE); - reg tx_valid_d1; - always @(posedge tx_clk) - tx_valid_d1 <= tx_valid; - always @(posedge tx_clk) begin GMII_TX_EN <= tx_en_pre; @@ -244,3 +225,21 @@ module simple_gemac_tx end endmodule // simple_gemac_tx + +// Testing code +/* + reg [7:0] crc_ctr; + reg calc_crc_d1; + always @(posedge tx_clk) + calc_crc_d1 <= calc_crc; + + always @(posedge tx_clk) + if(reset) + crc_ctr <= 0; + else if(calc_crc) + crc_ctr <= crc_ctr+1; + else if(calc_crc_d1) + $display("CRC COUNT = %d",crc_ctr); + else + crc_ctr <= 0; +*/ |