diff --git a/run.sh b/run.sh
new file mode 100644
index 0000000..9332d84
--- /dev/null
+++ b/run.sh
@@ -0,0 +1,15 @@
+if [ "$1" == "" ]
+then
+    yosys -q -p "
+    read_verilog -sv ./rtl/ddr3_controller.v;
+    synth -top ddr3_controller"
+
+elif [ "$1" == "iverilog" ] 
+then
+    iverilog ./rtl/ddr3_controller.v -o .out
+    vvp .out
+
+fi
+
+# :set fileformat=unix
+