Tex CSRs write support added

hw/rtl/interfaces/VX_tex_csr_if.v

@@ -0,0 +1,20 @@
+`ifndef VX_TEX_CSR_IF
+`define VX_TEX_CSR_IF
+
+`include "VX_define.vh"
+
+interface VX_tex_csr_if ();
+
+    // wire                      read_enable;
+    // wire[`CSR_ADDR_BITS-1:0]  read_addr;
+    // wire[`NW_BITS-1:0]        read_wid;
+    // wire[31:0]               read_data;
+
+    wire                      write_enable; 
+    wire[`CSR_ADDR_BITS-1:0]  write_addr;
+    // wire[`NW_BITS-1:0]        write_wid;
+    wire[`CSR_WIDTH-1:0]      write_data;   
+
+endinterface
+
+`endif

hw/rtl/interfaces/VX_tex_req_if.v

@@ -8,6 +8,7 @@ interface VX_tex_req_if ();
     wire [`NUM_THREADS-1:0][31:0]           u;
     wire [`NUM_THREADS-1:0][31:0]           v;
     wire [`NUM_THREADS-1:0][31:0]           lod_t;
+    // wire [`NUM_THREADS-1:0][7:0]           t;
     // wire [`MADDRW-1:0]                   addr;    
     // wire [`MAXWTW-1:0]                   width;
     // wire [`MAXHTW-1:0]                   height;