Subversion Repositories ahb_slave

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

////                                                             ////

////  Author: Eyal Hochberg                                      ////

////          eyal@provartec.com                                 ////

////                                                             ////

////  Downloaded from: http://www.opencores.org                  ////

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

////                                                             ////

//// Copyright (C) 2010 Provartec LTD                            ////

//// www.provartec.com                                           ////

//// info@provartec.com                                          ////

////                                                             ////

//// 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.////

////                                                             ////

//// 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. http://www.gnu.org/licenses/lgpl.html              ////

////                                                             ////

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

OUTFILE PREFIX_trace.v

INCLUDE def_ahb_slave.txt

module PREFIX_trace(PORTS);

   parameter                  SLAVE_NUM = 0;

   input                      clk;

   input                      reset;

   input                      GROUP_STUB_MEM;

   reg                        RD_d;

   reg [ADDR_BITS-1:0]         ADDR_RD_d;

   wire [31:0]                 ADDR_WR_disp =  ADDR_WR;

   wire [31:0]                 ADDR_RD_disp =  ADDR_RD_d;

   reg [64*8-1:0]             filename;

   integer                    file_ptr;

   initial

     begin

        //erase trace

        file_ptr = $fopen({"PREFIX.trc"}, "w");

        $fwrite(file_ptr, "\n");

        $fclose(file_ptr);

     end

   always @(posedge clk or posedge reset)

     if (reset)

       begin

          ADDR_RD_d <= #FFD 'd0;

          RD_d <= #FFD 'd0;

       end

     else

       begin

          ADDR_RD_d <= #FFD ADDR_RD;

          RD_d <= #FFD RD;

       end

   always @(posedge clk)

     if (WR)

       begin

          file_ptr = $fopen({"PREFIX.trc"}, "a");

          $fwrite(file_ptr, "%16d: PREFIX%0d WR: Addr: 0x%EXPR(ADDR_BITS/4)h, Data: 0x%EXPR(DATA_BITS/4)h, Bsel: 0x%EXPR(DATA_BITS/32)h\n", $time, SLAVE_NUM, ADDR_WR_disp, DIN, BSEL);

          $fclose(file_ptr);

       end

   always @(posedge clk)

     if (RD_d)

       begin

          file_ptr = $fopen({"PREFIX.trc"}, "a");

          $fwrite(file_ptr, "%16d: PREFIX%0d RD: Addr: 0x%EXPR(ADDR_BITS/4)h, Data: 0x%EXPR(DATA_BITS/4)h\n", $time, SLAVE_NUM, ADDR_RD_disp, DOUT);

          $fclose(file_ptr);

       end

endmodule