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-rw-r--r--eth/rtl/verilog/elastic_buffer_tb.v66
1 files changed, 0 insertions, 66 deletions
diff --git a/eth/rtl/verilog/elastic_buffer_tb.v b/eth/rtl/verilog/elastic_buffer_tb.v
deleted file mode 100644
index 757049ec4..000000000
--- a/eth/rtl/verilog/elastic_buffer_tb.v
+++ /dev/null
@@ -1,66 +0,0 @@
-
-module elastic_buffer_tb;
-
- reg rx_clk = 0, tx_clk = 0, rst = 1;
-
- reg [7:0] rxd;
- wire [7:0] rxd_ret;
- reg rx_dv, rx_er, crs, col;
- wire rx_dv_ret, rx_er_ret, crs_ret, col_ret;
-
- elastic_buffer elastic_buffer
- (.rx_clk(rx_clk),.tx_clk(tx_clk),.rst(rst),
- .rxd(rxd),.rx_dv(rx_dv),.rx_er(rx_er),.crs(crs),.col(col),
- .rxd_ret(rxd_ret),.rx_dv_ret(rx_dv_ret),.rx_er_ret(rx_er_ret),
- .crs_ret(crs_ret),.col_ret(col_ret) );
-
- always #100 rx_clk = ~rx_clk;
- always #101 tx_clk = ~tx_clk;
- initial #950 rst = 0;
-
- initial
- begin
- {col,crs,rx_er,rx_dv,rxd} <= 0;
- @(negedge rst);
- @(posedge rx_clk);
-
- repeat (13)
- begin
- repeat (284)
- @(posedge rx_clk);
- SendPKT;
- end
- repeat (100)
- @(posedge rx_clk);
- $finish;
- end // initial begin
-
- reg [7:0] rxd_ret_d1;
- always @(posedge tx_clk)
- rxd_ret_d1 <= rxd_ret;
-
- wire [7:0] diff = rxd_ret_d1 - rxd_ret;
-
- wire error = rx_dv_ret && (diff != 8'hFF);
-
- task SendPKT;
- begin
- {col,crs,rx_er,rx_dv,rxd} <= 0;
- @(posedge rx_clk);
- {col,crs,rx_er,rx_dv,rxd} <= {4'hF,8'd1};
- @(posedge rx_clk);
- repeat (250)
- begin
- rxd <= rxd + 1;
- @(posedge rx_clk);
- end
- {col,crs,rx_er,rx_dv,rxd} <= 0;
- @(posedge rx_clk);
- end
- endtask // SendPKT
-
- initial begin
- $dumpfile("elastic_buffer_tb.vcd");
- $dumpvars(0,elastic_buffer_tb);
- end
-endmodule // elastic_buffer_tb