interface Design_IFC;
    method Action return(Bit#(1) load);
    method Bit#(1) result();
endinterface : Design_IFC

(*
    always_ready,
    always_enabled,
    CLK = "clk",
    RST_N = "reset"
*)

module mkDesign (Design_IFC);
    Reg #(Bit#(1)) temp_reg <- mkReg(0);

    method Action return(Bit#(1) load);
        action
         if (load == 1)
           begin
             temp_reg <= 1'b1;
           end
         else
           begin
             temp_reg <= 1'b0;
           end

        endaction
    endmethod: return

    method result();
       result = temp_reg;
    endmethod: result

endmodule: mkDesign