tests/svinterfaces/svinterface1_ref.v

   1
   2 module TopModule(
   3     input logic clk,
   4     input logic rst,
   5     input logic [1:0] sig,
   6     input logic flip,
   7     output logic [15:0] passThrough,
   8     output logic [21:0] outOther,
   9     output logic [1:0] sig_out);
  10
  11
  12     logic MyInterfaceInstance_setting;
  13     logic [3:0] MyInterfaceInstance_other_setting;
  14     logic [1:0] MyInterfaceInstance_mysig_out;
  15
  16   SubModule1 u_SubModule1 (
  17     .clk(clk),
  18     .rst(rst),
  19     .u_MyInterface_setting(MyInterfaceInstance_setting),
  20     .u_MyInterface_mysig_out(MyInterfaceInstance_mysig_out),
  21     .u_MyInterface_other_setting(MyInterfaceInstance_other_setting),
  22     .outOther(outOther),
  23     .passThrough (passThrough),
  24     .sig (sig)
  25   );
  26
  27   assign sig_out = MyInterfaceInstance_mysig_out;
  28
  29
  30   assign MyInterfaceInstance_setting = flip;
  31
  32 endmodule
  33
  34
  35 module SubModule1(
  36     input logic clk,
  37     input logic rst,
  38     input logic u_MyInterface_setting,
  39     output logic [3:0] u_MyInterface_other_setting,
  40     output logic [1:0] u_MyInterface_mysig_out,
  41     output logic [21:0] outOther,
  42     input logic [1:0] sig,
  43     output logic [15:0] passThrough
  44   );
  45
  46   always @(posedge clk or posedge rst)
  47     if(rst)
  48       u_MyInterface_mysig_out <= 0;
  49     else begin
  50       if(u_MyInterface_setting)
  51         u_MyInterface_mysig_out <= sig;
  52       else
  53         u_MyInterface_mysig_out <= ~sig;
  54     end
  55
  56     logic MyInterfaceInstanceInSub_setting;
  57     logic [21:0] MyInterfaceInstanceInSub_other_setting;
  58     logic [1:0] MyInterfaceInstanceInSub_mysig_out;
  59
  60
  61   SubModule2 u_SubModule2 (
  62     .clk(clk),
  63     .rst(rst),
  64     .u_MyInterfaceInSub2_setting(u_MyInterface_setting),
  65     .u_MyInterfaceInSub2_mysig_out(u_MyInterface_mysig_out),
  66     .u_MyInterfaceInSub2_other_setting(u_MyInterface_other_setting),
  67     .u_MyInterfaceInSub3_setting(MyInterfaceInstanceInSub_setting),
  68     .u_MyInterfaceInSub3_mysig_out(MyInterfaceInstanceInSub_mysig_out),
  69     .u_MyInterfaceInSub3_other_setting(MyInterfaceInstanceInSub_other_setting),
  70     .passThrough (passThrough)
  71   );
  72     assign outOther = MyInterfaceInstanceInSub_other_setting;
  73
  74     assign MyInterfaceInstanceInSub_setting = 0;
  75     assign MyInterfaceInstanceInSub_mysig_out = sig;
  76
  77 endmodule
  78
  79 module SubModule2(
  80
  81     input logic clk,
  82     input logic rst,
  83     input logic u_MyInterfaceInSub2_setting,
  84     output logic [3:0] u_MyInterfaceInSub2_other_setting,
  85     input  logic [1:0] u_MyInterfaceInSub2_mysig_out,
  86     input logic u_MyInterfaceInSub3_setting,
  87     output logic [21:0] u_MyInterfaceInSub3_other_setting,
  88     input  logic [1:0] u_MyInterfaceInSub3_mysig_out,
  89     output logic [15:0] passThrough
  90
  91   );
  92
  93     always @(u_MyInterfaceInSub3_mysig_out) begin
  94       if (u_MyInterfaceInSub3_mysig_out == 2'b00)
  95         u_MyInterfaceInSub3_other_setting[21:0] = 1000;
  96       else if (u_MyInterfaceInSub3_mysig_out == 2'b01)
  97         u_MyInterfaceInSub3_other_setting[21:0] = 2000;
  98       else if (u_MyInterfaceInSub3_mysig_out == 2'b10)
  99         u_MyInterfaceInSub3_other_setting[21:0] = 3000;
 100       else
 101         u_MyInterfaceInSub3_other_setting[21:0] = 4000;
 102     end
 103
 104     assign passThrough[7:0] = 124;
 105     assign passThrough[15:8] = 200;
 106
 107 endmodule