1 files changed, 64 insertions, 0 deletions
diff --git a/icefuzz/tests/sb_io.v b/icefuzz/tests/sb_io.v
new file mode 100644
index 0000000..83a56cf
--- /dev/null
+++ b/icefuzz/tests/sb_io.v
@@ -0,0 +1,64 @@
+`define CONN_INTERNAL_BITS
+
+`define PINTYPE 6'b010000
+// `define IOSTANDARD "SB_LVCMOS"
+`define IOSTANDARD "SB_LVDS_INPUT"
+
+// The following IO standards are just aliases for SB_LVCMOS
+// `define IOSTANDARD "SB_LVCMOS25_16"
+// `define IOSTANDARD "SB_LVCMOS25_12"
+// `define IOSTANDARD "SB_LVCMOS25_8"
+// `define IOSTANDARD "SB_LVCMOS25_4"
+// `define IOSTANDARD "SB_LVCMOS18_10"
+// `define IOSTANDARD "SB_LVCMOS18_8"
+// `define IOSTANDARD "SB_LVCMOS18_4"
+// `define IOSTANDARD "SB_LVCMOS18_2"
+// `define IOSTANDARD "SB_LVCMOS15_4"
+// `define IOSTANDARD "SB_LVCMOS15_2"
+// `define IOSTANDARD "SB_MDDR10"
+// `define IOSTANDARD "SB_MDDR8"
+// `define IOSTANDARD "SB_MDDR4"
+// `define IOSTANDARD "SB_MDDR2"
+
+`ifdef CONN_INTERNAL_BITS
+module top (
+	inout pin,
+	input latch_in,
+	input clk_in,
+	input clk_out,
+	input oen,
+	input dout_0,
+	input dout_1,
+	output din_0,
+	output din_1
+);
+`else
+module top(pin);
+	inout pin;
+	wire latch_in = 0;
+	wire clk_in = 0;
+	wire clk_out = 0;
+	wire oen = 0;
+	wire dout_0 = 0;
+	wire dout_1 = 0;
+	wire din_0;
+	wire din_1;
+`endif
+	SB_IO #(
+		.PIN_TYPE(`PINTYPE),
+		.PULLUP(1'b0),
+		.NEG_TRIGGER(1'b0),
+		.IO_STANDARD(`IOSTANDARD)
+	) IO_PIN_I (
+		.PACKAGE_PIN(pin),
+		.LATCH_INPUT_VALUE(latch_in),
+		.CLOCK_ENABLE(clk_en),
+		.INPUT_CLK(clk_in),
+		.OUTPUT_CLK(clk_out),
+		.OUTPUT_ENABLE(oen),
+		.D_OUT_0(dout_0),
+		.D_OUT_1(dout_1),
+		.D_IN_0(din_0),
+		.D_IN_1(din_1)
+	);
+endmodule