Subversion Repositories ha1588

/*
 * $tsu_queue_tb.v
 * 
 * Copyright (c) 2012, BBY&HW. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301  USA
 */
 
`timescale 1ns/1ns
 
module tsu_queue_tb; 
 
reg         rst;
wire        gmii_rxclk;
wire        gmii_rxctrl;
wire [ 7:0] gmii_rxdata;
wire        gmii_txclk;
wire        gmii_txctrl;
wire [ 7:0] gmii_txdata;
reg         rtc_timer_clk;
reg  [79:0] rtc_timer_in;
reg         q_rd_clk;
reg         q_rd_en;
wire [ 7:0] q_rd_stat;
wire [63:0] q_rd_data;
 
initial begin
  // emulate the hardware behavior when power-up
  DUT_RX.ts_ack = 1'b0;
  DUT_TX.ts_ack = 1'b0;
 
      rst = 1'b0;
  #10 rst = 1'b1;
  #20 rst = 1'b0;
 
  fork
    @(posedge BFM_RX.eof_rx);
    @(posedge BFM_TX.eof_tx);
  join
  #100 $stop;
end
 
initial begin
             q_rd_clk = 1'b0;
  forever #5 q_rd_clk = !q_rd_clk;
end
 
initial begin
             rtc_timer_clk = 1'b0;
  forever #4 rtc_timer_clk = !rtc_timer_clk;
end
 
initial begin
                                   rtc_timer_in = 80'd0;
  forever @(posedge rtc_timer_clk) rtc_timer_in = rtc_timer_in +1;
end
 
tsu DUT_RX
  (
    .rst(rst),
 
    .gmii_clk(gmii_rxclk),
    .gmii_ctrl(gmii_rxctrl),
    .gmii_data(gmii_rxdata),
 
    .rtc_timer_clk(rtc_timer_clk),
    .rtc_timer_in(rtc_timer_in),
 
    .q_rst(rst),
    .q_rd_clk(q_rd_clk),
    .q_rd_en(q_rd_en),
    .q_rd_stat(q_rd_stat),
    .q_rd_data(q_rd_data)
  );
 
gmii_rx_bfm BFM_RX
  (
    .gmii_rxclk(gmii_rxclk),
    .gmii_rxctrl(gmii_rxctrl),
    .gmii_rxdata(gmii_rxdata)
  );
 
 
tsu DUT_TX
  (
    .rst(rst),
 
    .gmii_clk(gmii_txclk),
    .gmii_ctrl(gmii_txctrl),
    .gmii_data(gmii_txdata),
 
    .rtc_timer_clk(rtc_timer_clk),
    .rtc_timer_in(rtc_timer_in),
 
    .q_rst(rst),
    .q_rd_clk(q_rd_clk),
    .q_rd_en(),
    .q_rd_stat(),
    .q_rd_data()
  );
 
gmii_tx_bfm BFM_TX
  (
    .gmii_txclk(gmii_txclk),
    .gmii_txctrl(gmii_txctrl),
    .gmii_txdata(gmii_txdata)
  );
 
integer rx_ptp_event_cnt;
initial begin
    rx_ptp_event_cnt = 0;
  forever @(posedge DUT_RX.q_wr_en) begin
    rx_ptp_event_cnt = rx_ptp_event_cnt + 1;
    $display("%d", BFM_RX.num_rx);
  end
end
 
integer tx_ptp_event_cnt;
initial begin
    tx_ptp_event_cnt = 0;
  forever @(posedge DUT_TX.q_wr_en) begin
    tx_ptp_event_cnt = tx_ptp_event_cnt + 1;
    //$display("%d", BFM_TX.num_tx);
  end
end
 
endmodule