1 files changed, 24 insertions, 0 deletions
diff --git a/rtl/gfx/gfx_shake.sv b/rtl/gfx/gfx_shake.sv
new file mode 100644
index 0000000..baae0c3
--- /dev/null
+++ b/rtl/gfx/gfx_shake.sv
@@ -0,0 +1,24 @@
+interface gfx_shake;
+
+	logic ready;
+	logic valid;
+
+	modport tx
+	(
+		input  ready,
+		output valid
+	);
+
+	modport rx
+	(
+		input  valid,
+		output ready
+	);
+
+	modport peek
+	(
+		input  ready,
+		       valid
+	);
+
+endinterface