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[/] [qaz_libs/] [trunk/] [axi4_stream_lib/] [sim/] [tests/] [legacy/] [tb_axis_gear_box/] [tests_pkg.sv] - Blame information for rev 50

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1 50 qaztronic
//////////////////////////////////////////////////////////////////////
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////                                                              ////
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//// Copyright (C) 2017 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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// --------------------------------------------------------------------
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//
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package tests_pkg;
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  // --------------------------------------------------------------------
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  //
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  import uvm_pkg::*;
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  `include "uvm_macros.svh"
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  import axis_pkg::*;
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  import tb_axis_gear_box_pkg::*;
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  import tests_base_pkg::*;
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  // --------------------------------------------------------------------
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  //
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  class t_counting extends test_base;
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     `uvm_component_utils(t_counting)
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    // --------------------------------------------------------------------
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    //
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    function new(string name = "my_test", uvm_component parent);
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      super.new(name, parent);
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    endfunction
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    // --------------------------------------------------------------------
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    //
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    virtual function void end_of_elaboration_phase(uvm_phase phase);
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      uvm_phase run_phase = uvm_run_phase::get();
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      run_phase.phase_done.set_drain_time(this, 300ns);
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    endfunction
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    // --------------------------------------------------------------------
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    //
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    virtual task run_phase(uvm_phase phase);
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      axis_counting_sequence #(dut_cfg.axis_cfg_in) seq_h;
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      super.run_phase(phase);
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      phase.raise_objection(this);
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      fork
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        repeat(3)
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        begin
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          seq_h = axis_counting_sequence #(dut_cfg.axis_cfg_in)::type_id::create("seq_h");
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          seq_h.start(env_h.agent_h.sequencer);
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        end
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      join
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      phase.drop_objection(this);
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    endtask : run_phase
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  // --------------------------------------------------------------------
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  //
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  endclass : t_counting
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  // --------------------------------------------------------------------
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  //
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  // --------------------------------------------------------------------
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  //
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  class gear_box_sequence #(dut_config_t dut_cfg)
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    extends uvm_sequence #(axis_sequence_item #(dut_cfg.axis_cfg_in));
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    `uvm_object_param_utils(gear_box_sequence #(dut_cfg))
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    rand int length = 7 * 3;
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    // --------------------------------------------------------------------
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    //
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    typedef logic [15:0] packed_data_t[7];
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    function packed_data_t next_data(int init);
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      static logic [15:0] previous_value;
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      logic [13:0] unpacked_data[8];
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      logic [15:0] packed_data[7];
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      if(init == 0)
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        previous_value = 0;
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      foreach(unpacked_data[i])
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      begin
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        unpacked_data[i] = previous_value;
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        // $display("^^^ %16.t | unpacked_data[%0.d] = %h", $time, i, unpacked_data[i]);
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        previous_value++;
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      end
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      packed_data = {<<16{{<<14{unpacked_data}}}};
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      // $display("^^^ %16.t | %p", $time, packed_data);
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      // foreach(packed_data[i])
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        // $display("^^^ %16.t | packed_data[%0.d] = %h", $time, i, packed_data[i]);
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      next_data = packed_data;
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    endfunction
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    // --------------------------------------------------------------------
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    //
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    virtual task body();
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      localparam CHUNKS = 3;
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      axis_sequence_item #(dut_cfg.axis_cfg_in) item;
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      logic [15:0] data[7];
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      item = axis_sequence_item #(dut_cfg.axis_cfg_in)::type_id::create("axis_sequence_item");
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      for(int i = 0; i < CHUNKS; i++)
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      begin
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        data = next_data(i);
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        foreach(data[k])
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        begin
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          start_item(item);
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          item.tdata = data[k];
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          item.tlast = (i == CHUNKS - 1) & (k == 0);
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          item.tuser = 0;
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          finish_item(item);
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          // $display("^^^ %16.t | %d | %x", $time, (i * 7) + k, item.tdata);
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        end
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      end
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    endtask
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    // --------------------------------------------------------------------
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    //
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    function new(string name = "gear_box_sequence");
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      super.new(name);
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    endfunction
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  // --------------------------------------------------------------------
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  //
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  endclass : gear_box_sequence
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  // --------------------------------------------------------------------
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  //
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  class t_debug extends test_debug_base;
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     `uvm_component_utils(t_debug)
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    // --------------------------------------------------------------------
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    //
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    function new(string name = "t_debug", uvm_component parent);
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      super.new(name, parent);
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    endfunction
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    // --------------------------------------------------------------------
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    //
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    function void end_of_elaboration_phase(uvm_phase phase);
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      uvm_phase run_phase = uvm_run_phase::get();
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      run_phase.phase_done.set_drain_time(this, 300ns);
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    endfunction
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    // --------------------------------------------------------------------
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    //
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    virtual task run_phase(uvm_phase phase);
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      gear_box_sequence #(dut_cfg) seq_h;
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      super.run_phase(phase);
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      phase.raise_objection(this);
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      fork
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        repeat(3)
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        begin
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          seq_h = gear_box_sequence #(dut_cfg)::type_id::create("seq_h");
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          seq_h.start(env_h.agent_h.sequencer);
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        end
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      join
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      phase.drop_objection(this);
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    endtask : run_phase
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  // --------------------------------------------------------------------
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  //
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  endclass : t_debug
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// --------------------------------------------------------------------
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//
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endpackage: tests_pkg

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