Subversion Repositories ethernet_tri_mode

`timescale 1 ns/100ps

//////////////////////////////////////////////////////////////////////

////                                                              ////

////  tb_top.v                                                    ////

////                                                              ////

////  This file is part of the Ethernet IP core project           ////

////  http://www.opencores.org/projects.cgi/web/ethernet_tri_mode/////

////                                                              ////

////  Author(s):                                                  ////

////      - Jon Gao (gaojon@yahoo.com)                            ////

////                                                              ////

////                                                              ////

//////////////////////////////////////////////////////////////////////

////                                                              ////

//// Copyright (C) 2001 Authors                                   ////

////                                                              ////

//// This source file may be used and distributed without         ////

//// restriction provided that this copyright statement is not    ////

//// removed from the file and that any derivative work contains  ////

//// the original copyright notice and the associated disclaimer. ////

////                                                              ////

//// This source file 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 source 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 source; if not, download it   ////

//// from http://www.opencores.org/lgpl.shtml                     ////

////                                                              ////

//////////////////////////////////////////////////////////////////////

//                                                                    

// CVS Revision History                                               

//                                                                    

// $Log: not supported by cvs2svn $

// Revision 1.2  2005/12/16 06:44:13  Administrator

// replaced tab with space.

// passed 9.6k length frame test.

//

// Revision 1.1.1.1  2005/12/13 01:51:44  Administrator

// no message

// 

module tb_top (

);

//******************************************************************************

//internal signals                                                              

//******************************************************************************

                                //system signals

reg                             Reset                                   ;

reg                             Clk_125M                                ;

reg                             Clk_user                                ;

reg                             Clk_reg                                 ;

                                //user interface 

wire                    Rx_mac_ra                               ;

wire                    Rx_mac_rd                               ;

wire    [31:0]   Rx_mac_data                             ;

wire    [1:0]    Rx_mac_BE                               ;

wire                    Rx_mac_pa                               ;

wire                    Rx_mac_sop                              ;

wire                    Rx_mac_eop                              ;

                                //user interface 

wire                    Tx_mac_wa                       ;

wire                    Tx_mac_wr                       ;

wire    [31:0]   Tx_mac_data                     ;

wire    [1:0]    Tx_mac_BE                               ;//big endian

wire                    Tx_mac_sop                      ;

wire                    Tx_mac_eop                              ;

                                //Phy interface          

                                //Phy interface                 

wire                    Gtx_clk                                 ;//used only in GMII mode

wire                    Rx_clk                                  ;

wire                    Tx_clk                                  ;//used only in MII mode

wire                    Tx_er                                   ;

wire                    Tx_en                                   ;

wire    [7:0]    Txd                                             ;

wire                    Rx_er                                   ;

wire                    Rx_dv                                   ;

wire    [7:0]    Rxd                                             ;

wire                    Crs                                             ;

wire                    Col                                             ;

wire            CSB                     ;

wire            WRB                     ;

wire    [15:0]  CD_in                   ;

wire    [15:0]  CD_out                  ;

wire    [7:0]   CA                      ;

                                //Phy int host interface     

wire                    Line_loop_en                    ;

wire    [2:0]    Speed                                   ;

                                //mii

wire            Mdio                    ;// MII Management Data In

wire            Mdc                             ;// MII Management Data Clock   

wire            CPU_init_end            ;

//******************************************************************************

//internal signals                                                              

//******************************************************************************

initial

        begin

                        Reset   =1;

        #20             Reset   =0;

        end

always

        begin

        #4              Clk_125M=0;

        #4              Clk_125M=1;

        end

always

        begin

        #5              Clk_user=0;

        #5              Clk_user=1;

        end

always

        begin

        #10             Clk_reg=0;

        #10             Clk_reg=1;

        end

initial

        begin

        $shm_open("tb_top.shm",,900000000,);

        $shm_probe("AS");

        end

MAC_top U_MAC_top(

 //system signals                       (//system signals           ),

.Reset                                          (Reset                                      ),

.Clk_125M                                       (Clk_125M                                   ),

.Clk_user                                       (Clk_user                                   ),

.Clk_reg                                            (Clk_reg                                    ),

.Speed                          (Speed                      ),

 //user interface               (//user interface           ),

.Rx_mac_ra                                      (Rx_mac_ra                                  ),

.Rx_mac_rd                                      (Rx_mac_rd                                  ),

.Rx_mac_data                                (Rx_mac_data                                ),

.Rx_mac_BE                                      (Rx_mac_BE                                  ),

.Rx_mac_pa                                      (Rx_mac_pa                                  ),

.Rx_mac_sop                                     (Rx_mac_sop                                 ),

.Rx_mac_eop                                     (Rx_mac_eop                                 ),

 //user interface               (//user interface           ),

.Tx_mac_wa                              (Tx_mac_wa                          ),

.Tx_mac_wr                              (Tx_mac_wr                          ),

.Tx_mac_data                        (Tx_mac_data                        ),

.Tx_mac_BE                                      (Tx_mac_BE                                  ),

.Tx_mac_sop                             (Tx_mac_sop                         ),

.Tx_mac_eop                                     (Tx_mac_eop                                 ),

 //Phy interface                (//Phy interface            ),

 //Phy interface                            (//Phy interface                    ),

.Gtx_clk                                            (Gtx_clk                                    ),

.Rx_clk                                         (Rx_clk                                     ),

.Tx_clk                                         (Tx_clk                                     ),

.Tx_er                                          (Tx_er                                      ),

.Tx_en                                          (Tx_en                                      ),

.Txd                                                (Txd                                                ),

.Rx_er                                          (Rx_er                                      ),

.Rx_dv                                          (Rx_dv                                      ),

.Rxd                                                (Rxd                                                ),

.Crs                                                (Crs                                                ),

.Col                                                (Col                                                ),

//host interface

.CSB                            (CSB                        ),

.WRB                            (WRB                        ),

.CD_in                          (CD_in                      ),

.CD_out                         (CD_out                     ),

.CA                             (CA                         ),

 //MII interface signals        (//MII interface signals    ),

.Mdio                           (Mdio                       ),

.Mdc                                (Mdc                                )

);

Phy_sim U_Phy_sim (

.Gtx_clk                                                (Gtx_clk                                ),

.Rx_clk                             (Rx_clk                             ),

.Tx_clk                             (Tx_clk                             ),

.Tx_er                              (Tx_er                              ),

.Tx_en                              (Tx_en                              ),

.Txd                                    (Txd                                ),

.Rx_er                              (Rx_er                              ),

.Rx_dv                              (Rx_dv                              ),

.Rxd                                    (Rxd                                ),

.Crs                                    (Crs                                ),

.Col                                    (Col                                ),

.Speed                              (Speed                              )

);

User_int_sim U_User_int_sim(

.Reset                                                  (Reset                                          ),

.Clk_user                                   (Clk_user                           ),

.CPU_init_end                   (CPU_init_end               ),

 //user inputerface             (//user inputerface         ),

.Rx_mac_ra                                  (Rx_mac_ra                          ),

.Rx_mac_rd                                  (Rx_mac_rd                          ),

.Rx_mac_data                            (Rx_mac_data                        ),

.Rx_mac_BE                                  (Rx_mac_BE                          ),

.Rx_mac_pa                                  (Rx_mac_pa                          ),

.Rx_mac_sop                                 (Rx_mac_sop                         ),

.Rx_mac_eop                                 (Rx_mac_eop                         ),

 //user inputerface             (//user inputerface         ),

.Tx_mac_wa                          (Tx_mac_wa                  ),

.Tx_mac_wr                          (Tx_mac_wr                  ),

.Tx_mac_data                    (Tx_mac_data                ),

.Tx_mac_BE                                  (Tx_mac_BE                          ),

.Tx_mac_sop                         (Tx_mac_sop                 ),

.Tx_mac_eop                                 (Tx_mac_eop                         )

);

host_sim U_host_sim(

.Reset                                  (Reset                          ),

.Clk_reg                                (Clk_reg                        ),

.CSB                            (CSB                        ),

.WRB                            (WRB                        ),

.CD_in                          (CD_in                      ),

.CD_out                         (CD_out                     ),

.CPU_init_end                   (CPU_init_end               ),

.CA                             (CA                         )

);

endmodule