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Diffstat (limited to 'fpga/usrp3/lib/packet_proc/ip_hdr_checksum_tb.v')
-rw-r--r--fpga/usrp3/lib/packet_proc/ip_hdr_checksum_tb.v38
1 files changed, 38 insertions, 0 deletions
diff --git a/fpga/usrp3/lib/packet_proc/ip_hdr_checksum_tb.v b/fpga/usrp3/lib/packet_proc/ip_hdr_checksum_tb.v
new file mode 100644
index 000000000..8d9ccf948
--- /dev/null
+++ b/fpga/usrp3/lib/packet_proc/ip_hdr_checksum_tb.v
@@ -0,0 +1,38 @@
+
+module ip_hdr_checksum_tb();
+
+ initial $dumpfile("ip_hdr_checksum_tb.vcd");
+ initial $dumpvars(0,ip_hdr_checksum_tb);
+
+ reg clk;
+
+ wire [159:0] in = {
+ 16'h4500,
+ 16'h0030,
+ 16'h4422,
+ 16'h4000,
+ 16'h8006,
+ 16'h0000,
+ 16'h8c7c,
+ 16'h19ac,
+ 16'hae24,
+ 16'h1e2b
+ };
+
+ wire [15:0] out;
+ ip_hdr_checksum ip_hdr_checksum
+ (.clk(clk),
+ .in(in),
+ .out(out));
+
+ initial
+ begin
+ clk <= 0;
+ #100 clk <= 1;
+ #100 clk <= 0;
+ #100 clk <= 1;
+ #100 $display("Computed 0x%x, should be 0x442e", out);
+ #100 $finish;
+ end
+
+endmodule // ip_hdr_checksum_tb