Subversion Repositories qaz_libs

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//// Copyright (C) 2015 Authors and OPENCORES.ORG                 ////

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package camera_link_agent_pkg;

  // --------------------------------------------------------------------

  //

  import fifo_bfm_pkg::*;

  class fifo_agent_class #(W = 8);

    fifo_bfm_class source_fifo;

    fifo_bfm_class sink_fifo;

    fifo_transaction_class tr_h;

    fifo_transaction_class clone_h;

    //--------------------------------------------------------------------

    function

      new

      (

        virtual fifo_write_if #(.W(W)) source,

        virtual fifo_read_if  #(.W(W)) sink

      );

      this.source_fifo = new(.source(source));

      this.sink_fifo = new(.sink(sink));

      this.tr_h = new();

    endfunction: new

    // --------------------------------------------------------------------

    //

    function void init;

      source_fifo.init("source", SOURCE);

      sink_fifo.init("sink", SINK);

    endfunction: init

    // --------------------------------------------------------------------

    //

    task automatic

      start_q;

      source_fifo.fifo_write_q();

      sink_fifo.fifo_read_q();

    endtask: start_q

    // --------------------------------------------------------------------

    //

    task automatic

      queue_random;

        if (!tr_h.randomize())

        begin

          $display("^^^ %16.t | %m | ERROR! randomize error", $time);

          $stop;

        end

        clone_h = tr_h.clone();

        source_fifo.fifo_tr_q.put(clone_h);

        sink_fifo.fifo_tr_q.put(clone_h);

    endtask: queue_random

    // --------------------------------------------------------------------

    //

  endclass: fifo_agent_class

endpackage: camera_link_agent_pkg