OPAE CSR access

hw/rtl/interfaces/VX_csr_io_req_if.v

@@ -0,0 +1,16 @@
+`ifndef VX_CSR_IO_REQ_IF
+`define VX_CSR_IO_REQ_IF
+
+`include "VX_define.vh"
+
+interface VX_csr_io_req_if ();
+
+    wire        valid;
+    wire        rw;
+    wire [11:0] addr;
+    wire [31:0] data;
+    wire        ready;
+    
+endinterface
+
+`endif

hw/rtl/interfaces/VX_csr_io_rsp_if.v

@@ -0,0 +1,14 @@
+`ifndef VX_CSR_IO_RSP_IF
+`define VX_CSR_IO_RSP_IF
+
+`include "VX_define.vh"
+
+interface VX_csr_io_rsp_if ();
+
+    wire        valid;
+    wire [31:0] data;
+    wire        ready;
+    
+endinterface
+
+`endif

hw/rtl/interfaces/VX_csr_req_if.v

@@ -15,9 +15,8 @@ interface VX_csr_req_if ();
     wire                csr_immed;
     wire [31:0]         csr_mask;
 
-`IGNORE_WARNINGS_BEGIN
-    wire                is_io;
-`IGNORE_WARNINGS_END
+    wire                is_io;    
+
 endinterface
 
 `endif

hw/rtl/interfaces/VX_wb_if.v

@@ -10,11 +10,9 @@ interface VX_wb_if ();
     wire [`NW_BITS-1:0]             warp_num;
     wire [4:0]                      rd;
     wire [1:0]                      wb;    
-    wire [31:0]                     curr_PC;    
-
-`IGNORE_WARNINGS_BEGIN
+    wire [31:0]                     curr_PC;  
     wire                            is_io;
-`IGNORE_WARNINGS_END
+
 endinterface
 
 `endif