Memory/default_test.sv at master · chenyangbing/Memory · 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
`ifndef DEFAULT_TEST
`define DEFAULT_TEST

`include "environment.sv"
program test(mem_intf intf);

  class my_trans extends transaction;

    bit [1:0] count;

    function void pre_randomize();
      wr_en.rand_mode(0);
      rd_en.rand_mode(0);
      addr.rand_mode(0);
        wr_en = 0;
        rd_en = 1;
        addr  = cnt;
      cnt++;
    endfunction

  endclass

  //declaring environment instance
  environment env;
  my_trans my_tr;

  initial begin
    //creating environment
    env = new(intf);

    my_tr = new();

    //setting the repeat count of generator as 4, means to generate 4 packets
    env.gen.repeat_count = 4;

    env.gen.trans = my_tr;

    //calling run of env, it interns calls generator and driver main tasks.
    env.run();
  end
endprogram

`endif