Added Snoop Invalidate/Writeback Req type

rtl/interfaces/VX_gpu_dcache_snp_req_inter.v

@@ -0,0 +1,18 @@
+
+
+
+`include "../VX_cache/VX_cache_config.v"
+
+`ifndef VX_GPU_SNP_REQ
+
+`define VX_GPU_SNP_REQ
+
+interface VX_gpu_dcache_snp_req_inter ();
+	// Snoop Req
+    wire                              snp_req;
+    wire [31:0]                       snp_req_addr;
+
+endinterface
+
+
+`endif