Subversion Repositories uart2bus_testbench

//-----------------------------------------------------------------------------
//
//                             UART2BUS VERIFICATION
//
//-----------------------------------------------------------------------------
// CREATOR    : HANY SALAH
// PROJECT    : UART2BUS UVM TEST BENCH
// UNIT       : TEST
//-----------------------------------------------------------------------------
// TITLE      : UART TEST 
// DESCRIPTION: This 
//-----------------------------------------------------------------------------
// LOG DETAILS
//-------------
// VERSION      NAME        DATE        DESCRIPTION
//    1       HANY SALAH    10012016    FILE CREATION
//-----------------------------------------------------------------------------
// ALL COPYRIGHTS ARE RESERVED FOR THE PRODUCER ONLY .THIS FILE IS PRODUCED FOR
// OPENCORES MEMBERS ONLY AND IT IS PROHIBTED TO USE THIS MATERIAL WITHOUT THE 
// CREATOR'S PERMISSION
//-----------------------------------------------------------------------------
class uart_base_test extends uvm_test;
  
  uart_env          env;

  uvm_table_printer printer;

  uart_config       _config;

  `uvm_component_utils(uart_base_test)

  function new (string name,uvm_component parent);
    super.new(name,parent);
  endfunction:new

  function void build_phase (uvm_phase phase);
    super.build_phase(phase);

    env = uart_env::type_id::create("env",this);

    _config = uart_config::type_id::create("_config",this);

    uvm_config_db#(uart_config)::set(this,"*","UART_CONFIGURATION",_config);

    printer = new();
    printer.knobs.depth = 3;
  endfunction:build_phase

  function void connect_phase (uvm_phase phase);
    super.connect_phase(phase);
  endfunction:connect_phase
  
  function void end_of_elaboration_phase (uvm_phase phase);
    super.end_of_elaboration_phase(phase);
    _config._edge         = pos_edge;
    _config._start        = lsb;
    _config._datamode     = ascii;
    _config.num_stop_bits = 1;
    _config.num_of_bits   = 8;
    _config._paritymode   = parity_off;
    _config.response_time = 10000;
  endfunction:end_of_elaboration_phase

  task run_phase (uvm_phase phase);
    phase.phase_done.set_drain_time(this,5000);
  endtask:run_phase
endclass:uart_base_test


class write_text_mode extends uart_base_test;
  
  seq_1p1   seq1;
  seq_1p2   seq2;
  seq_1p3   seq3;
  seq_1p4   seq4;
  seq_1p5   seq5;
  seq_1p6   seq6;
  seq_1p7   seq7;
  seq_1p8   seq8;
  seq_1p9   seq9;
  seq_1p10  seq10;
  seq_1p11  seq11;

  `uvm_component_utils(write_text_mode)

  function new (string name,uvm_component parent);
    super.new(name,parent);
  endfunction:new

  function void build_phase (uvm_phase phase);
    super.build_phase (phase);
    seq1  = seq_1p1::type_id::create("seq1");
    seq2  = seq_1p2::type_id::create("seq2");
    seq3  = seq_1p3::type_id::create("seq3");
    seq4  = seq_1p4::type_id::create("seq4");
    seq5  = seq_1p5::type_id::create("seq5");
    seq6  = seq_1p6::type_id::create("seq6");
    seq7  = seq_1p7::type_id::create("seq7");
    seq8  = seq_1p8::type_id::create("seq8");
    seq9  = seq_1p9::type_id::create("seq9");
    seq10 = seq_1p10::type_id::create("seq10");
    seq11 = seq_1p11::type_id::create("seq11");
  endfunction:build_phase


  task run_phase (uvm_phase phase);
    super.run_phase(phase);
    phase.raise_objection(this);
    seq1.start(env.agent._seq,null);
    seq2.start(env.agent._seq,null);
    seq3.start(env.agent._seq,null);
    seq4.start(env.agent._seq,null);
    seq5.start(env.agent._seq,null);
    seq6.start(env.agent._seq,null);
    seq7.start(env.agent._seq,null);
    seq8.start(env.agent._seq,null);
    seq9.start(env.agent._seq,null);
    seq10.start(env.agent._seq,null);
    seq11.start(env.agent._seq,null);
    phase.drop_objection(this);
  endtask:run_phase
endclass:write_text_mode


class read_text_mode extends uart_base_test;
  
  seq_2p1   seq1;
  seq_2p2   seq2;
  seq_2p3   seq3;
  seq_2p4   seq4;
  seq_2p5   seq5;
  seq_2p6   seq6;
  seq_2p7   seq7;
  seq_2p8   seq8;
  seq_2p9   seq9;
  seq_2p10  seq10;
  seq_2p11  seq11;


  `uvm_component_utils(read_text_mode)

  function new (string name,uvm_component parent);
    super.new(name,parent);
  endfunction:new

  function void build_phase (uvm_phase phase);
    super.build_phase(phase);
    seq1  = seq_2p1::type_id::create("seq1");
    seq2  = seq_2p2::type_id::create("seq2");
    seq3  = seq_2p3::type_id::create("seq3");
    seq4  = seq_2p4::type_id::create("seq4");
    seq5  = seq_2p5::type_id::create("seq5");
    seq6  = seq_2p6::type_id::create("seq6");
    seq7  = seq_2p7::type_id::create("seq7");
    seq8  = seq_2p8::type_id::create("seq8");
    seq9  = seq_2p9::type_id::create("seq9");
    seq10 = seq_2p10::type_id::create("seq10");
    seq11 = seq_2p11::type_id::create("seq11");
  endfunction:build_phase

  task run_phase (uvm_phase phase);
    super.run_phase(phase);
    phase.raise_objection(this);
    seq1.start(env.agent._seq,null);
    seq2.start(env.agent._seq,null);
    seq3.start(env.agent._seq,null);
    seq4.start(env.agent._seq,null);
    seq5.start(env.agent._seq,null);
    seq6.start(env.agent._seq,null);
    seq7.start(env.agent._seq,null);
    seq8.start(env.agent._seq,null);
    seq9.start(env.agent._seq,null);
    seq10.start(env.agent._seq,null);
    seq11.start(env.agent._seq,null);
    phase.drop_objection(this);
  endtask:run_phase
endclass:read_text_mode

class nop_command_mode extends uart_base_test;
  
  seq_3p1   seq1;
  //seq_3p2   seq2;
  seq_3p3   seq3;
  seq_4p1   seq4;
  //seq_4p2   seq5;
  seq_4p3   seq6;

  `uvm_component_utils(nop_command_mode)

  function new (string name,uvm_component parent);
    super.new(name,parent);
  endfunction:new

  function void build_phase (uvm_phase phase);
    super.build_phase(phase);
    seq1  = seq_3p1::type_id::create("seq1");
    //seq2  = seq_3p2::type_id::create("seq2");
    seq3  = seq_3p3::type_id::create("seq3");
    seq4  = seq_4p1::type_id::create("seq4");
    //seq5  = seq_4p2::type_id::create("seq5");
    seq6  = seq_4p3::type_id::create("seq6");
  endfunction:build_phase

  task run_phase(uvm_phase phase);
    super.run_phase(phase);
    phase.raise_objection(this);
    seq1.start(env.agent._seq,null);
    //seq2.start(env.agent._seq,null);
    seq3.start(env.agent._seq,null);
    seq4.start(env.agent._seq,null);
    //seq5.start(env.agent._seq,null);
    seq6.start(env.agent._seq,null);
    phase.drop_objection(this);
  endtask:run_phase
endclass:nop_command_mode

class write_command_mode extends uart_base_test;
  
  seq_5p1   seq1;
  seq_5p2   seq2;
  seq_5p3   seq3;
  seq_5p4   seq4;
  seq_5p5   seq5;
  seq_5p6   seq6;
  seq_5p7   seq7;
  seq_5p8   seq8;
  seq_5p9   seq9;
  seq_5p10  seq10;

  `uvm_component_utils(write_command_mode)

  function new (string name,uvm_component parent);
    super.new(name,parent);
  endfunction:new

  function void build_phase (uvm_phase phase);
    super.build_phase(phase);
    seq1  = seq_5p1::type_id::create("seq1");
    seq2  = seq_5p2::type_id::create("seq2");
    seq3  = seq_5p3::type_id::create("seq3");
    seq4  = seq_5p4::type_id::create("seq4");
    seq5  = seq_5p5::type_id::create("seq5");
    seq6  = seq_5p6::type_id::create("seq6");
    seq7  = seq_5p7::type_id::create("seq7");
    seq8  = seq_5p8::type_id::create("seq8");
    seq9  = seq_5p9::type_id::create("seq9");
    seq10 = seq_5p10::type_id::create("seq10");
  endfunction:build_phase

  task run_phase (uvm_phase phase);
    super.run_phase(phase);
    phase.raise_objection(this);
    uvm_test_done.set_drain_time(this,5000);
    seq1.start(env.agent._seq,null);
    seq2.start(env.agent._seq,null);
    seq3.start(env.agent._seq,null);
    seq4.start(env.agent._seq,null);
    seq5.start(env.agent._seq,null);
    seq6.start(env.agent._seq,null);
    seq7.start(env.agent._seq,null);
    seq8.start(env.agent._seq,null);
    seq9.start(env.agent._seq,null);
    seq10.start(env.agent._seq,null);
    phase.drop_objection(this);
  endtask:run_phase
endclass: write_command_mode

class read_command_mode extends uart_base_test;
  
  seq_6p1   seq1;
  seq_6p2   seq2;
  seq_6p3   seq3;
  seq_6p4   seq4;
  seq_6p5   seq5;
  seq_6p6   seq6;
  seq_6p7   seq7;
  seq_6p8   seq8;
  seq_6p9   seq9;
  seq_6p10  seq10;

  `uvm_component_utils(read_command_mode)

  function new (string name,uvm_component parent);
    super.new(name,parent);
    seq1  = seq_6p1::type_id::create("seq1");
    seq2  = seq_6p2::type_id::create("seq2");
    seq3  = seq_6p3::type_id::create("seq3");
    seq4  = seq_6p4::type_id::create("seq4");
    seq5  = seq_6p5::type_id::create("seq5");
    seq6  = seq_6p6::type_id::create("seq6");
    seq7  = seq_6p7::type_id::create("seq7");
    seq8  = seq_6p8::type_id::create("seq8");
    seq9  = seq_6p9::type_id::create("seq9");
    seq10 = seq_6p10::type_id::create("seq10");
  endfunction:new

  function void build_phase (uvm_phase phase);
    super.build_phase(phase);

  endfunction:build_phase

  task run_phase (uvm_phase phase);
    super.run_phase(phase);
    phase.raise_objection(this);
    seq1.start(env.agent._seq,null);
    seq2.start(env.agent._seq,null);
    seq3.start(env.agent._seq,null);
    seq4.start(env.agent._seq,null);
    seq5.start(env.agent._seq,null);
    seq6.start(env.agent._seq,null);
    seq7.start(env.agent._seq,null);
    seq8.start(env.agent._seq,null);
    seq9.start(env.agent._seq,null);
    seq10.start(env.agent._seq,null);
    phase.drop_objection(this);
  endtask:run_phase
endclass:read_command_mode