merging changes from OPAE branch making this branch

old_rtl/interfaces/VX_icache_response_inter.v

@@ -0,0 +1,18 @@
+`include "../VX_define.v"
+
+`ifndef VX_ICACHE_RSP
+
+`define VX_ICACHE_RSP
+
+interface VX_icache_response_inter ();
+
+	// wire ready;
+	// wire stall;
+	wire[31:0] instruction;
+	wire       delay;
+
+
+endinterface
+
+
+`endif