fifo_implementation/f_sequence.sv at main · Maani02/fifo_implementation · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
class f_sequence extends uvm_sequence#(f_sequence_item);
  `uvm_object_utils(f_sequence)

  function new(string name = "f_sequence");
    super.new(name);
  endfunction

  virtual task body();
    `uvm_info(get_type_name(), $sformatf("******** Generate 16 Write REQs ********"), UVM_LOW)
    repeat(16) begin
      req = f_sequence_item::type_id::create("req");
      start_item(req);
      assert(req.randomize() with {{i_wren,i_rden} == 2'b10;});
      finish_item(req);
    end
    `uvm_info(get_type_name(), $sformatf("******** Generate 16 Read REQs ********"), UVM_LOW)
    repeat(16) begin
      req = f_sequence_item::type_id::create("req");
      start_item(req);
      assert(req.randomize() with {{i_wren,i_rden} == 2'b01;});
      finish_item(req);
    end
     `uvm_info(get_type_name(), $sformatf("******** Generate 20 Random REQs ********"), UVM_LOW)
    repeat(20) begin
      req = f_sequence_item::type_id::create("req");
      start_item(req);
      assert(req.randomize() with {{i_wren,i_rden} == 2'b10;});
      finish_item(req);
      req = f_sequence_item::type_id::create("req");
      start_item(req);
      assert(req.randomize() with {{i_wren,i_rden} == 2'b01;});
      finish_item(req);
    end
    `uvm_info(get_type_name(), $sformatf("******** Generate 16 Read REQs ********"), UVM_LOW)
    repeat(16) begin
      req = f_sequence_item::type_id::create("req");
      start_item(req);
      assert(req.randomize() with {{i_wren,i_rden} == 2'b11;});
      finish_item(req);
    end
     `uvm_info(get_type_name(), $sformatf("******** Generate 16 Read REQs ********"), UVM_LOW)
    repeat(16) begin
      req = f_sequence_item::type_id::create("req");
      start_item(req);
      assert(req.randomize() with {{i_wren,i_rden} == 2'b00;});
      finish_item(req);
    end
    `uvm_info(get_type_name(), $sformatf("******** Generate 20 Random REQs ********"), UVM_LOW)
    repeat(20) begin
      req = f_sequence_item::type_id::create("req");
      start_item(req);
      assert(req.randomize());
      finish_item(req);
    end
  endtask

endclass