[Modified] Fix louduse

lacpu/run_vivado/la32r/sim/soc_tb.v

@@ -0,0 +1,43 @@
+`timescale 1ns / 1ps
+
+module cpu_tb(
+
+    );
+    reg         resetn;
+    reg         clk;
+    wire [31:0] debug_wb_pc;
+    wire [ 3:0] debug_wb_rf_wen;
+    wire [ 4:0] debug_wb_rf_wnum;
+    wire [31:0] debug_wb_rf_wdata;
+    
+    initial
+    begin
+        clk = 1'b0;
+        resetn = 1'b0;
+        #20;
+        resetn = 1'b1;
+        #2000;
+        $finish;
+    end
+    always #5 clk=~clk;
+    
+    soc_lite_top u_soc_top(
+        .resetn             (resetn           ),
+        .clk                (clk              ),
+        
+        .pc                 ()
+    );
+    
+     //debug signals
+    assign debug_wb_pc = u_soc_top.debug_wb_pc;
+    assign debug_wb_rf_wen = u_soc_top.debug_wb_rf_wen;
+    assign debug_wb_rf_wnum = u_soc_top.debug_wb_rf_wnum;
+    assign debug_wb_rf_wdata = u_soc_top.debug_wb_rf_wdata;
+    
+    always @(posedge clk) begin
+        $display("PC = 0x%8h, wb_rf_wnum = 0x%2h, wb_rf_wdata = 0x%8h",
+                      debug_wb_pc, debug_wb_rf_wnum, debug_wb_rf_wdata);
+    end
+    
+    
+endmodule