module axil_register #
(
    // Width of data bus in bits
    parameter DATA_WIDTH = 32,
    // Width of address bus in bits
    parameter ADDR_WIDTH = 32,
    // Width of wstrb (width of data bus in words)
    parameter STRB_WIDTH = (DATA_WIDTH/8),
    // AW channel register type
    // 0 to bypass, 1 for simple buffer
    parameter AW_REG_TYPE = 1,
    // W channel register type
    // 0 to bypass, 1 for simple buffer
    parameter W_REG_TYPE = 1,
    // B channel register type
    // 0 to bypass, 1 for simple buffer
    parameter B_REG_TYPE = 1,
    // AR channel register type
    // 0 to bypass, 1 for simple buffer
    parameter AR_REG_TYPE = 1,
    // R channel register type
    // 0 to bypass, 1 for simple buffer
    parameter R_REG_TYPE = 1
)
(
    input  wire                     clk,
    input  wire                     rst,

    /*
     * AXI lite slave interface
     */
    input  wire [ADDR_WIDTH-1:0]    s_axil_awaddr,
    input  wire [2:0]               s_axil_awprot,
    input  wire                     s_axil_awvalid,
    output wire                     s_axil_awready,
    input  wire [DATA_WIDTH-1:0]    s_axil_wdata,
    input  wire [STRB_WIDTH-1:0]    s_axil_wstrb,
    input  wire                     s_axil_wvalid,
    output wire                     s_axil_wready,
    output wire [1:0]               s_axil_bresp,
    output wire                     s_axil_bvalid,
    input  wire                     s_axil_bready,
    input  wire [ADDR_WIDTH-1:0]    s_axil_araddr,
    input  wire [2:0]               s_axil_arprot,
    input  wire                     s_axil_arvalid,
    output wire                     s_axil_arready,
    output wire [DATA_WIDTH-1:0]    s_axil_rdata,
    output wire [1:0]               s_axil_rresp,
    output wire                     s_axil_rvalid,
    input  wire                     s_axil_rready,

    /*
     * AXI lite master interface
     */
    output wire [ADDR_WIDTH-1:0]    m_axil_awaddr,
    output wire [2:0]               m_axil_awprot,
    output wire                     m_axil_awvalid,
    input  wire                     m_axil_awready,
    output wire [DATA_WIDTH-1:0]    m_axil_wdata,
    output wire [STRB_WIDTH-1:0]    m_axil_wstrb,
    output wire                     m_axil_wvalid,
    input  wire                     m_axil_wready,
    input  wire [1:0]               m_axil_bresp,
    input  wire                     m_axil_bvalid,
    output wire                     m_axil_bready,
    output wire [ADDR_WIDTH-1:0]    m_axil_araddr,
    output wire [2:0]               m_axil_arprot,
    output wire                     m_axil_arvalid,
    input  wire                     m_axil_arready,
    input  wire [DATA_WIDTH-1:0]    m_axil_rdata,
    input  wire [1:0]               m_axil_rresp,
    input  wire                     m_axil_rvalid,
    output wire                     m_axil_rready
);

axil_register_wr #(
    .DATA_WIDTH(DATA_WIDTH),
    .ADDR_WIDTH(ADDR_WIDTH),
    .STRB_WIDTH(STRB_WIDTH),
    .AW_REG_TYPE(AW_REG_TYPE),
    .W_REG_TYPE(W_REG_TYPE),
    .B_REG_TYPE(B_REG_TYPE)
)
axil_register_wr_inst (
    .clk(clk),
    .rst(rst),

    /*
     * AXI lite slave interface
     */
    .s_axil_awaddr(s_axil_awaddr),
    .s_axil_awprot(s_axil_awprot),
    .s_axil_awvalid(s_axil_awvalid),
    .s_axil_awready(s_axil_awready),
    .s_axil_wdata(s_axil_wdata),
    .s_axil_wstrb(s_axil_wstrb),
    .s_axil_wvalid(s_axil_wvalid),
    .s_axil_wready(s_axil_wready),
    .s_axil_bresp(s_axil_bresp),
    .s_axil_bvalid(s_axil_bvalid),
    .s_axil_bready(s_axil_bready),

    /*
     * AXI lite master interface
     */
    .m_axil_awaddr(m_axil_awaddr),
    .m_axil_awprot(m_axil_awprot),
    .m_axil_awvalid(m_axil_awvalid),
    .m_axil_awready(m_axil_awready),
    .m_axil_wdata(m_axil_wdata),
    .m_axil_wstrb(m_axil_wstrb),
    .m_axil_wvalid(m_axil_wvalid),
    .m_axil_wready(m_axil_wready),
    .m_axil_bresp(m_axil_bresp),
    .m_axil_bvalid(m_axil_bvalid),
    .m_axil_bready(m_axil_bready)
);

axil_register_rd #(
    .DATA_WIDTH(DATA_WIDTH),
    .ADDR_WIDTH(ADDR_WIDTH),
    .STRB_WIDTH(STRB_WIDTH),
    .AR_REG_TYPE(AR_REG_TYPE),
    .R_REG_TYPE(R_REG_TYPE)
)
axil_register_rd_inst (
    .clk(clk),
    .rst(rst),

    /*
     * AXI lite slave interface
     */
    .s_axil_araddr(s_axil_araddr),
    .s_axil_arprot(s_axil_arprot),
    .s_axil_arvalid(s_axil_arvalid),
    .s_axil_arready(s_axil_arready),
    .s_axil_rdata(s_axil_rdata),
    .s_axil_rresp(s_axil_rresp),
    .s_axil_rvalid(s_axil_rvalid),
    .s_axil_rready(s_axil_rready),

    /*
     * AXI lite master interface
     */
    .m_axil_araddr(m_axil_araddr),
    .m_axil_arprot(m_axil_arprot),
    .m_axil_arvalid(m_axil_arvalid),
    .m_axil_arready(m_axil_arready),
    .m_axil_rdata(m_axil_rdata),
    .m_axil_rresp(m_axil_rresp),
    .m_axil_rvalid(m_axil_rvalid),
    .m_axil_rready(m_axil_rready)
);

endmodule