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[/] [qaz_libs/] [trunk/] [camera_link/] [sim/] [src/] [camera_link_agent_pkg.sv] - Blame information for rev 44

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1 28 qaztronic
//////////////////////////////////////////////////////////////////////
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////                                                              ////
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//// Copyright (C) 2015 Authors and OPENCORES.ORG                 ////
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////                                                              ////
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//// This source file may be used and distributed without         ////
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//// restriction provided that this copyright statement is not    ////
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//// removed from the file and that any derivative work contains  ////
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//// the original copyright notice and the associated disclaimer. ////
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////                                                              ////
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//// This source file is free software; you can redistribute it   ////
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//// and/or modify it under the terms of the GNU Lesser General   ////
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//// Public License as published by the Free Software Foundation; ////
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//// either version 2.1 of the License, or (at your option) any   ////
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//// later version.                                               ////
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////                                                              ////
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//// This source is distributed in the hope that it will be       ////
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//// useful, but WITHOUT ANY WARRANTY; without even the implied   ////
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//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR      ////
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//// PURPOSE.  See the GNU Lesser General Public License for more ////
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//// details.                                                     ////
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////                                                              ////
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//// You should have received a copy of the GNU Lesser General    ////
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//// Public License along with this source; if not, download it   ////
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//// from http://www.opencores.org/lgpl.shtml                     ////
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////                                                              ////
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//////////////////////////////////////////////////////////////////////
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package camera_link_agent_pkg;
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  // --------------------------------------------------------------------
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  //
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  import fifo_bfm_pkg::*;
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  class fifo_agent_class #(W = 8);
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    fifo_bfm_class source_fifo;
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    fifo_bfm_class sink_fifo;
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    fifo_transaction_class tr_h;
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    fifo_transaction_class clone_h;
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    //--------------------------------------------------------------------
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    function
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      new
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      (
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        virtual fifo_write_if #(.W(W)) source,
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        virtual fifo_read_if  #(.W(W)) sink
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      );
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      this.source_fifo = new(.source(source));
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      this.sink_fifo = new(.sink(sink));
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      this.tr_h = new();
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    endfunction: new
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    // --------------------------------------------------------------------
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    //
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    function void init;
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      source_fifo.init("source", SOURCE);
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      sink_fifo.init("sink", SINK);
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    endfunction: init
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    // --------------------------------------------------------------------
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    //
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    task automatic
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      start_q;
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      source_fifo.fifo_write_q();
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      sink_fifo.fifo_read_q();
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    endtask: start_q
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    // --------------------------------------------------------------------
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    //
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    task automatic
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      queue_random;
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        if (!tr_h.randomize())
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        begin
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          $display("^^^ %16.t | %m | ERROR! randomize error", $time);
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          $stop;
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        end
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        clone_h = tr_h.clone();
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        source_fifo.fifo_tr_q.put(clone_h);
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        sink_fifo.fifo_tr_q.put(clone_h);
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    endtask: queue_random
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    // --------------------------------------------------------------------
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    //
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  endclass: fifo_agent_class
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endpackage: camera_link_agent_pkg
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