1 files changed, 85 insertions, 0 deletions
diff --git a/icefuzz/tests/glb-u4k.sh b/icefuzz/tests/glb-u4k.sh
new file mode 100644
index 0000000..bdc50f8
--- /dev/null
+++ b/icefuzz/tests/glb-u4k.sh
@@ -0,0 +1,85 @@
+#!/bin/bash
+
+set -ex
+
+mkdir -p glb_u4k.work
+cd glb_u4k.work
+
+glb_pins="20 35 37 44"
+
+for gpin in $glb_pins; do
+    pf="glb_u4k_pin_$gpin"
+    cat > ${pf}.v <<- EOT
+		module top (input clk, data, output pin);
+			wire gc;
+			SB_GB_IO #(
+				.PIN_TYPE(6'b 0000_00),
+				.PULLUP(1'b0),
+				.NEG_TRIGGER(1'b0),
+				.IO_STANDARD("SB_LVCMOS")
+			) gbuf (
+				.PACKAGE_PIN(clk),
+				.GLOBAL_BUFFER_OUTPUT(gc)
+			);
+			SB_IO #(
+				.PIN_TYPE(6'b 0101_00)
+			) pin_obuf (
+				.PACKAGE_PIN(pin),
+				.OUTPUT_CLK(gc),
+				.D_OUT_0(data)
+			);
+		endmodule
+	EOT
+    echo "set_io clk $gpin" > ${pf}.pcf
+    ICEDEV=u4k-sg48 bash ../../icecube.sh ${pf}.v > ${pf}.log 2>&1
+    ../../../icebox/icebox_explain.py ${pf}.asc > ${pf}.exp
+    rm -rf ${pf}.tmp
+done
+
+oscs="HF LF"
+
+for osc in $oscs; do
+    pf="glb_u4k_${osc}"
+    cat > ${pf}.v <<- EOT
+		module top (input data, output pin);
+			wire clk;
+			SB_${osc}OSC osc(
+				.CLK${osc}PU(1'b1),
+				.CLK${osc}EN(1'b1),
+				.CLK${osc}(clk)
+			);
+			SB_IO #(
+				.PIN_TYPE(6'b 0101_00)
+			) pin_obuf (
+				.PACKAGE_PIN(pin),
+				.OUTPUT_CLK(clk),
+				.D_OUT_0(data)
+			);
+		endmodule
+	EOT
+    ICEDEV=u4k-sg48 bash ../../icecube.sh ${pf}.v > ${pf}.log 2>&1
+    ../../../icebox/icebox_explain.py ${pf}.asc > ${pf}.exp
+    rm -rf ${pf}.tmp
+done
+
+pf="glb_u4k_gbufin"
+cat > ${pf}.v <<- EOT
+		module top (input [7:0] clk, data, output [7:0] pin);
+			wire [7:0] gc;
+			SB_GB gbufin[7:0] (
+				.USER_SIGNAL_TO_GLOBAL_BUFFER(clk),
+				.GLOBAL_BUFFER_OUTPUT(gc)
+			);
+			SB_IO #(
+				.PIN_TYPE(6'b 0101_00)
+			) pin_obuf[7:0] (
+				.PACKAGE_PIN(pin),
+				.OUTPUT_CLK(gc),
+				.D_OUT_0(data)
+			);
+		endmodule
+	EOT
+# echo "set_io clk 10" > ${pf}.pcf
+ICEDEV=u4k-sg48 bash ../../icecube.sh ${pf}.v > ${pf}.log 2>&1
+../../../icebox/icebox_explain.py ${pf}.asc > ${pf}.exp
+rm -rf ${pf}.tmp