module eth_xcvr_phy_wrapper #
(
    parameter HAS_COMMON = 1,
    parameter DATA_WIDTH = 64,
    parameter CTRL_WIDTH = (DATA_WIDTH/8),
    parameter HDR_WIDTH = 2,
    parameter PRBS31_ENABLE = 0,
    parameter TX_SERDES_PIPELINE = 0,
    parameter RX_SERDES_PIPELINE = 0,
    parameter BITSLIP_HIGH_CYCLES = 1,
    parameter BITSLIP_LOW_CYCLES = 8,
    parameter COUNT_125US = 125000/6.4
)
(
    input  wire                   xcvr_ctrl_clk,
    input  wire                   xcvr_ctrl_rst,

    /*
     * Common
     */
    output wire                   xcvr_gtpowergood_out,

    /*
     * PLL out
     */
    input  wire                   xcvr_gtrefclk00_in,
    output wire                   xcvr_qpll0lock_out,
    output wire                   xcvr_qpll0outclk_out,
    output wire                   xcvr_qpll0outrefclk_out,

    /*
     * PLL in
     */
    input  wire                   xcvr_qpll0lock_in,
    output wire                   xcvr_qpll0reset_out,
    input  wire                   xcvr_qpll0clk_in,
    input  wire                   xcvr_qpll0refclk_in,

    /*
     * Serial data
     */
    output wire                   xcvr_txp,
    output wire                   xcvr_txn,
    input  wire                   xcvr_rxp,
    input  wire                   xcvr_rxn,

    /*
     * PHY connections
     */
    output wire                   phy_tx_clk,
    output wire                   phy_tx_rst,
    input  wire [DATA_WIDTH-1:0]  phy_xgmii_txd,
    input  wire [CTRL_WIDTH-1:0]  phy_xgmii_txc,
    output wire                   phy_rx_clk,
    output wire                   phy_rx_rst,
    output wire [DATA_WIDTH-1:0]  phy_xgmii_rxd,
    output wire [CTRL_WIDTH-1:0]  phy_xgmii_rxc,
    output wire                   phy_tx_bad_block,
    output wire [6:0]             phy_rx_error_count,
    output wire                   phy_rx_bad_block,
    output wire                   phy_rx_sequence_error,
    output wire                   phy_rx_block_lock,
    output wire                   phy_rx_high_ber,
    input  wire                   phy_tx_prbs31_enable,
    input  wire                   phy_rx_prbs31_enable
);

wire phy_rx_reset_req;

wire gt_reset_tx_datapath = 1'b0;
wire gt_reset_rx_datapath = phy_rx_reset_req;

wire gt_reset_tx_done;
wire gt_reset_rx_done;

wire [5:0] gt_txheader;
wire [63:0] gt_txdata;
wire gt_rxgearboxslip;
wire [5:0] gt_rxheader;
wire [1:0] gt_rxheadervalid;
wire [63:0] gt_rxdata;
wire [1:0] gt_rxdatavalid;

generate

if (HAS_COMMON) begin : xcvr

    eth_xcvr_gt_full
    eth_xcvr_gt_full_inst (
        // Common
        .gtwiz_reset_clk_freerun_in(xcvr_ctrl_clk),
        .gtwiz_reset_all_in(xcvr_ctrl_rst),
        .gtpowergood_out(xcvr_gtpowergood_out),

        // PLL
        .gtrefclk00_in(xcvr_gtrefclk00_in),
        .qpll0lock_out(xcvr_qpll0lock_out),
        .qpll0outclk_out(xcvr_qpll0outclk_out),
        .qpll0outrefclk_out(xcvr_qpll0outrefclk_out),

        // Serial data
        .gthtxp_out(xcvr_txp),
        .gthtxn_out(xcvr_txn),
        .gthrxp_in(xcvr_rxp),
        .gthrxn_in(xcvr_rxn),

        // Transmit
        .gtwiz_userclk_tx_reset_in(1'b0),
        .gtwiz_userclk_tx_srcclk_out(),
        .gtwiz_userclk_tx_usrclk_out(),
        .gtwiz_userclk_tx_usrclk2_out(phy_tx_clk),
        .gtwiz_userclk_tx_active_out(),
        .gtwiz_reset_tx_pll_and_datapath_in(1'b0),
        .gtwiz_reset_tx_datapath_in(gt_reset_tx_datapath),
        .gtwiz_reset_tx_done_out(gt_reset_tx_done),
        .txpmaresetdone_out(),
        .txprgdivresetdone_out(),

        .txpolarity_in(1'b1),

        .gtwiz_userdata_tx_in(gt_txdata),
        .txheader_in(gt_txheader),
        .txsequence_in(7'b0),

        // Receive
        .gtwiz_userclk_rx_reset_in(1'b0),
        .gtwiz_userclk_rx_srcclk_out(),
        .gtwiz_userclk_rx_usrclk_out(),
        .gtwiz_userclk_rx_usrclk2_out(phy_rx_clk),
        .gtwiz_userclk_rx_active_out(),
        .gtwiz_reset_rx_pll_and_datapath_in(1'b0),
        .gtwiz_reset_rx_datapath_in(gt_reset_rx_datapath),
        .gtwiz_reset_rx_cdr_stable_out(),
        .gtwiz_reset_rx_done_out(gt_reset_rx_done),
        .rxpmaresetdone_out(),
        .rxprgdivresetdone_out(),

        .rxpolarity_in(1'b0),

        .rxgearboxslip_in(gt_rxgearboxslip),
        .gtwiz_userdata_rx_out(gt_rxdata),
        .rxdatavalid_out(gt_rxdatavalid),
        .rxheader_out(gt_rxheader),
        .rxheadervalid_out(gt_rxheadervalid),
        .rxstartofseq_out()
    );

end else begin : xcvr

    eth_xcvr_gt_channel
    eth_xcvr_gt_channel_inst (
        // Common
        .gtwiz_reset_clk_freerun_in(xcvr_ctrl_clk),
        .gtwiz_reset_all_in(xcvr_ctrl_rst),
        .gtpowergood_out(xcvr_gtpowergood_out),

        // PLL
        .gtwiz_reset_qpll0lock_in(xcvr_qpll0lock_in),
        .gtwiz_reset_qpll0reset_out(xcvr_qpll0reset_out),
        .qpll0clk_in(xcvr_qpll0clk_in),
        .qpll0refclk_in(xcvr_qpll0refclk_in),
        .qpll1clk_in(1'b0),
        .qpll1refclk_in(1'b0),

        // Serial data
        .gthtxp_out(xcvr_txp),
        .gthtxn_out(xcvr_txn),
        .gthrxp_in(xcvr_rxp),
        .gthrxn_in(xcvr_rxn),

        // Transmit
        .gtwiz_userclk_tx_reset_in(1'b0),
        .gtwiz_userclk_tx_srcclk_out(),
        .gtwiz_userclk_tx_usrclk_out(),
        .gtwiz_userclk_tx_usrclk2_out(phy_tx_clk),
        .gtwiz_userclk_tx_active_out(),
        .gtwiz_reset_tx_pll_and_datapath_in(1'b0),
        .gtwiz_reset_tx_datapath_in(gt_reset_tx_datapath),
        .gtwiz_reset_tx_done_out(gt_reset_tx_done),
        .txpmaresetdone_out(),
        .txprgdivresetdone_out(),

        .txpolarity_in(1'b1),

        .gtwiz_userdata_tx_in(gt_txdata),
        .txheader_in(gt_txheader),
        .txsequence_in(7'b0),

        // Receive
        .gtwiz_userclk_rx_reset_in(1'b0),
        .gtwiz_userclk_rx_srcclk_out(),
        .gtwiz_userclk_rx_usrclk_out(),
        .gtwiz_userclk_rx_usrclk2_out(phy_rx_clk),
        .gtwiz_userclk_rx_active_out(),
        .gtwiz_reset_rx_pll_and_datapath_in(1'b0),
        .gtwiz_reset_rx_datapath_in(gt_reset_rx_datapath),
        .gtwiz_reset_rx_cdr_stable_out(),
        .gtwiz_reset_rx_done_out(gt_reset_rx_done),
        .rxpmaresetdone_out(),
        .rxprgdivresetdone_out(),

        .rxpolarity_in(1'b0),

        .rxgearboxslip_in(gt_rxgearboxslip),
        .gtwiz_userdata_rx_out(gt_rxdata),
        .rxdatavalid_out(gt_rxdatavalid),
        .rxheader_out(gt_rxheader),
        .rxheadervalid_out(gt_rxheadervalid),
        .rxstartofseq_out()
    );

end

endgenerate

sync_reset #(
    .N(4)
)
tx_reset_sync_inst (
    .clk(phy_tx_clk),
    .rst(!gt_reset_tx_done),
    .out(phy_tx_rst)
);

sync_reset #(
    .N(4)
)
rx_reset_sync_inst (
    .clk(phy_rx_clk),
    .rst(!gt_reset_rx_done),
    .out(phy_rx_rst)
);

eth_phy_10g #(
    .DATA_WIDTH(DATA_WIDTH),
    .CTRL_WIDTH(CTRL_WIDTH),
    .HDR_WIDTH(HDR_WIDTH),
    .BIT_REVERSE(1),
    .SCRAMBLER_DISABLE(0),
    .PRBS31_ENABLE(PRBS31_ENABLE),
    .TX_SERDES_PIPELINE(TX_SERDES_PIPELINE),
    .RX_SERDES_PIPELINE(RX_SERDES_PIPELINE),
    .BITSLIP_HIGH_CYCLES(BITSLIP_HIGH_CYCLES),
    .BITSLIP_LOW_CYCLES(BITSLIP_LOW_CYCLES),
    .COUNT_125US(COUNT_125US)
)
phy_inst (
    .tx_clk(phy_tx_clk),
    .tx_rst(phy_tx_rst),
    .rx_clk(phy_rx_clk),
    .rx_rst(phy_rx_rst),
    .xgmii_txd(phy_xgmii_txd),
    .xgmii_txc(phy_xgmii_txc),
    .xgmii_rxd(phy_xgmii_rxd),
    .xgmii_rxc(phy_xgmii_rxc),
    .serdes_tx_data(gt_txdata),
    .serdes_tx_hdr(gt_txheader),
    .serdes_rx_data(gt_rxdata),
    .serdes_rx_hdr(gt_rxheader),
    .serdes_rx_bitslip(gt_rxgearboxslip),
    .serdes_rx_reset_req(phy_rx_reset_req),
    .tx_bad_block(phy_tx_bad_block),
    .rx_error_count(phy_rx_error_count),
    .rx_bad_block(phy_rx_bad_block),
    .rx_sequence_error(phy_rx_sequence_error),
    .rx_block_lock(phy_rx_block_lock),
    .rx_high_ber(phy_rx_high_ber),
    .tx_prbs31_enable(phy_tx_prbs31_enable),
    .rx_prbs31_enable(phy_rx_prbs31_enable)
);

endmodule