blob: 75c2b36733419737bf80fbc514eb75eca8145c6e (
about) (
plain)
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
60
61
62
|
`default_nettype none
`timescale 1ns/1ns
`include "messages.vh"
`ifndef SIMULATION
`error_SIMULATION_not_defined
; /* Cause syntax error */
`endif
module soc_test();
wire [9:0] image_writes;
reg clock_100mhz;
reg reset;
wire led1;
wire led2;
soc_with_peripherals
#(
.FONT_FILE("../../design/font.mem"),
.EMBEDDED_ROM_FILE("instructions.mem")
) soc
(
.clock_100mhz(clock_100mhz),
.button1(!reset),
.button2(1'b1),
.led1(led1),
.led2(led2),
.image_writes(image_writes)
);
integer i;
initial begin
reset <= 1;
clock_100mhz <= 0;
for (i = 0; i < 5_000_000; i++) begin
#5;
if (clock_100mhz)
reset <= 0;
clock_100mhz <= ~clock_100mhz;
end
if (led1)
`MSG(("error: stack machine in soc hasn't finished working in 25ms"));
else
`MSG(("error: nothing got displayed in 25ms"));
end
always @ (image_writes) begin
if (image_writes)
$finish;
end
endmodule // soc_test
|
