Hardware Design: SIE

Hardware Design: SIE Git Source Tree

1	/*
2	* Milkymist VJ SoC
3	* Copyright (C) 2007, 2008, 2009 Sebastien Bourdeauducq
4	*
5	* This program is free software: you can redistribute it and/or modify
6	* it under the terms of the GNU General Public License as published by
7	* the Free Software Foundation, version 3 of the License.
8	*
9	* This program is distributed in the hope that it will be useful,
10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12	* GNU General Public License for more details.
13	*
14	* You should have received a copy of the GNU General Public License
15	* along with this program. If not, see <http://www.gnu.org/licenses/>.
16	*/
17
18	module tb_pixelfeed();
19
20	reg sys_clk;
21	initial sys_clk = 1'b0;
22	always #5 sys_clk = ~sys_clk;
23
24	reg sys_rst;
25	reg vga_rst;
26
27	wire pixel_valid;
28	wire fml_stb;
29	wire [25:0] fml_adr;
30
31	initial begin
32	sys_rst = 1'b1;
33	vga_rst = 1'b1;
34	#20 sys_rst = 1'b0;
35	#20 vga_rst = 1'b0;
36	end
37
38	vgafb_pixelfeed dut(
39	.sys_clk(sys_clk),
40	.sys_rst(sys_rst),
41	.vga_rst(vga_rst),
42
43	.nbursts(18'd100),
44	.baseaddress(26'd1024),
45	.baseaddress_ack(),
46
47	.fml_adr(fml_adr),
48	.fml_stb(fml_stb),
49	.fml_ack(fml_stb),
50	.fml_di(64'hcafebabedeadbeef),
51
52	.pixel_valid(pixel_valid),
53	.pixel(),
54	.pixel_ack(pixel_valid)
55	);
56
57	always @(posedge sys_clk) $display("%x", fml_adr);
58
59	initial #600 $finish;
60
61	endmodule
62

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