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[/] [qaz_libs/] [trunk/] [axi4_lib/] [sim/] [src/] [legacy/] [tb_axi4_to_axis_agent_class_pkg.sv] - Rev 50

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//////////////////////////////////////////////////////////////////////
////                                                              ////
//// Copyright (C) 2015 Authors and OPENCORES.ORG                 ////
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//// This source file is free software; you can redistribute it   ////
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package tb_axi4_to_axis_agent_class_pkg;

  // --------------------------------------------------------------------
  //
  import axi4_memory_pkg::*;
  import axis_bfm_pkg::*;


  // --------------------------------------------------------------------
  //
  class tb_axi4_to_axis_agent_class  #(N, A, I, D, U);

    axi4_memory_class #(A, N, I) m_h;
    axis_rx_bfm_class  #(N, I, D, U) s_h;
    memory_tr_class #(A, N, I) m_tr_h, m_tr_clone_h;
    axis_tr_class  #(N, I, D, U) s_tr_h;

    virtual axi4_if #(.A(A), .N(N), .I(I)) axi4_m;
    virtual axis_if #(.N(N), .I(I), .D(D), .U(U)) axis_out;

    mailbox #(memory_tr_class #(A, N, I)) q;


    // --------------------------------------------------------------------
    //
    task wait_for_sof;
      @(posedge axis_out.cb_s.tuser);
      $display("^^^ %16.t | %m", $time);
    endtask: wait_for_sof


    // --------------------------------------------------------------------
    //
    task random_transaction(int addr, int size);
      m_tr_h = new();
      m_tr_h.random(addr, size);
      m_tr_clone_h = m_tr_h.clone();
      q.put(m_tr_clone_h);
      m_h.load_words(addr, m_tr_h.data);
    endtask: random_transaction


    // --------------------------------------------------------------------
    //
    task automatic
    compare;

      $display("^^^ %16.t | %m", $time);
      $display("^^^ %16.t | q.num = %d", $time, q.num);
      $display("^^^ %16.t | s_h.q.num = %d", $time, s_h.q.num);
      $display("^^^ %16.t | m_tr_h.data.size = %d", $time, m_tr_h.data.size);

      q.get(m_tr_h);

      for(int i = 0; i < m_tr_h.data.size; i += N)
      begin
        if(s_h.q.try_get(s_tr_h) == 0)
        begin
          $display("!!! %16.t | ERROR!!! try_get(s_tr_h) == 0", $time);
          break;
        end

        for(int k = 0; k < N; k++)
        begin
          if(s_tr_h.tdata[k*8 +: 8] != m_tr_h.data[i + k])
          begin
            $display("!!! %16.t | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^", $time);
            $display("!!! %16.t | ERROR!!! mismatch | i = %d | k = %d", $time, i, k);
            $display("!!! %16.t | %x | %x |", $time, s_tr_h.tdata[k*8 +: 8], m_tr_h.data[i + k]);
            $stop;
          end
        end
      end

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

    endtask: compare


    //--------------------------------------------------------------------
    //
    function new
      (
        virtual axi4_if #(.A(A), .N(N), .I(I)) axi4_m,
        virtual axis_if #(.N(N), .I(I), .D(D), .U(U)) axis_out
      );

      this.axi4_m = axi4_m;
      this.axis_out = axis_out;
      m_h = new(axi4_m);
      s_h = new(axis_out);
      q = new();
    endfunction: new


  // --------------------------------------------------------------------
  //
  endclass: tb_axi4_to_axis_agent_class

// --------------------------------------------------------------------
//
endpackage: tb_axi4_to_axis_agent_class_pkg

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