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916355ca8a773994edcd10b81ae2eb30f4ce2831
taxi/rtl/eth/us/taxi_eth_mac_25g_us_ch.sv
Alex Forencich 916355ca8a eth: Add TX/RX polarity control to MAC+PHY+GT wrapper 
Signed-off-by: Alex Forencich <alex@alexforencich.com>
2025-02-24 17:17:23 -08:00

833 lines
27 KiB
Systemverilog
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// SPDX-License-Identifier: CERN-OHL-S-2.0
/*
Copyright (c) 2025 FPGA Ninja, LLC
Authors:
- Alex Forencich
*/
`resetall
`timescale 1ns / 1ps
`default_nettype none
/*
* Transceiver and MAC/PHY wrapper for UltraScale/UltraScale+
*/
module taxi_eth_mac_25g_us_ch #
(
parameter logic SIM = 1'b0,
parameter string VENDOR = "XILINX",
parameter string FAMILY = "virtexuplus",
parameter logic HAS_COMMON = 1'b1,
// GT type
parameter string GT_TYPE = "GTY",
// GT parameters
parameter logic GT_TX_POLARITY = 1'b0,
parameter logic GT_RX_POLARITY = 1'b0,
// MAC/PHY parameters
parameter logic PADDING_EN = 1'b1,
parameter logic DIC_EN = 1'b1,
parameter MIN_FRAME_LEN = 64,
parameter logic PTP_TS_EN = 1'b0,
parameter logic PTP_TS_FMT_TOD = 1'b1,
parameter PTP_TS_W = PTP_TS_FMT_TOD ? 96 : 64,
parameter logic PRBS31_EN = 1'b0,
parameter TX_SERDES_PIPELINE = 1,
parameter RX_SERDES_PIPELINE = 1,
parameter BITSLIP_HIGH_CYCLES = 0,
parameter BITSLIP_LOW_CYCLES = 7,
parameter COUNT_125US = 125000/6.4
)
(
input wire logic xcvr_ctrl_clk,
input wire logic xcvr_ctrl_rst,
/*
* Common
*/
output wire logic xcvr_gtpowergood_out,
/*
* PLL out
*/
input wire logic xcvr_gtrefclk00_in,
output wire logic xcvr_qpll0lock_out,
output wire logic xcvr_qpll0clk_out,
output wire logic xcvr_qpll0refclk_out,
/*
* PLL in
*/
input wire logic xcvr_qpll0lock_in,
output wire logic xcvr_qpll0reset_out,
input wire logic xcvr_qpll0clk_in,
input wire logic xcvr_qpll0refclk_in,
/*
* Serial data
*/
output wire logic xcvr_txp,
output wire logic xcvr_txn,
input wire logic xcvr_rxp,
input wire logic xcvr_rxn,
/*
* MAC clocks
*/
output wire logic rx_clk,
input wire logic rx_rst_in,
output wire logic rx_rst_out,
output wire logic tx_clk,
input wire logic tx_rst_in,
output wire logic tx_rst_out,
input wire logic ptp_sample_clk,
/*
* Transmit interface (AXI stream)
*/
taxi_axis_if.snk s_axis_tx,
taxi_axis_if.src m_axis_tx_cpl,
/*
* Receive interface (AXI stream)
*/
taxi_axis_if.src m_axis_rx,
/*
* PTP clock
*/
input wire logic [PTP_TS_W-1:0] tx_ptp_ts = '0,
input wire logic tx_ptp_ts_step = 1'b0,
input wire logic [PTP_TS_W-1:0] rx_ptp_ts = '0,
input wire logic rx_ptp_ts_step = 1'b0,
/*
* Link-level Flow Control (LFC) (IEEE 802.3 annex 31B PAUSE)
*/
input wire logic tx_lfc_req = 1'b0,
input wire logic tx_lfc_resend = 1'b0,
input wire logic rx_lfc_en = 1'b0,
output wire logic rx_lfc_req,
input wire logic rx_lfc_ack = 1'b0,
/*
* Priority Flow Control (PFC) (IEEE 802.3 annex 31D PFC)
*/
input wire logic [7:0] tx_pfc_req = '0,
input wire logic tx_pfc_resend = 1'b0,
input wire logic [7:0] rx_pfc_en = '0,
output wire logic [7:0] rx_pfc_req,
input wire logic [7:0] rx_pfc_ack = '0,
/*
* Pause interface
*/
input wire logic tx_lfc_pause_en = 1'b0,
input wire logic tx_pause_req = 1'b0,
output wire logic tx_pause_ack,
/*
* Status
*/
output wire logic [1:0] tx_start_packet,
output wire logic tx_error_underflow,
output wire logic [1:0] rx_start_packet,
output wire logic [6:0] rx_error_count,
output wire logic rx_error_bad_frame,
output wire logic rx_error_bad_fcs,
output wire logic rx_bad_block,
output wire logic rx_sequence_error,
output wire logic rx_block_lock,
output wire logic rx_high_ber,
output wire logic rx_status,
output wire logic stat_tx_mcf,
output wire logic stat_rx_mcf,
output wire logic stat_tx_lfc_pkt,
output wire logic stat_tx_lfc_xon,
output wire logic stat_tx_lfc_xoff,
output wire logic stat_tx_lfc_paused,
output wire logic stat_tx_pfc_pkt,
output wire logic [7:0] stat_tx_pfc_xon,
output wire logic [7:0] stat_tx_pfc_xoff,
output wire logic [7:0] stat_tx_pfc_paused,
output wire logic stat_rx_lfc_pkt,
output wire logic stat_rx_lfc_xon,
output wire logic stat_rx_lfc_xoff,
output wire logic stat_rx_lfc_paused,
output wire logic stat_rx_pfc_pkt,
output wire logic [7:0] stat_rx_pfc_xon,
output wire logic [7:0] stat_rx_pfc_xoff,
output wire logic [7:0] stat_rx_pfc_paused,
/*
* Configuration
*/
input wire logic [7:0] cfg_ifg = 8'd12,
input wire logic cfg_tx_enable = 1'b1,
input wire logic cfg_rx_enable = 1'b1,
input wire logic cfg_tx_prbs31_enable = 1'b0,
input wire logic cfg_rx_prbs31_enable = 1'b0,
input wire logic [47:0] cfg_mcf_rx_eth_dst_mcast = 48'h01_80_C2_00_00_01,
input wire logic cfg_mcf_rx_check_eth_dst_mcast = 1'b1,
input wire logic [47:0] cfg_mcf_rx_eth_dst_ucast = 48'd0,
input wire logic cfg_mcf_rx_check_eth_dst_ucast = 1'b0,
input wire logic [47:0] cfg_mcf_rx_eth_src = 48'd0,
input wire logic cfg_mcf_rx_check_eth_src = 1'b0,
input wire logic [15:0] cfg_mcf_rx_eth_type = 16'h8808,
input wire logic [15:0] cfg_mcf_rx_opcode_lfc = 16'h0001,
input wire logic cfg_mcf_rx_check_opcode_lfc = 1'b1,
input wire logic [15:0] cfg_mcf_rx_opcode_pfc = 16'h0101,
input wire logic cfg_mcf_rx_check_opcode_pfc = 1'b1,
input wire logic cfg_mcf_rx_forward = 1'b0,
input wire logic cfg_mcf_rx_enable = 1'b0,
input wire logic [47:0] cfg_tx_lfc_eth_dst = 48'h01_80_C2_00_00_01,
input wire logic [47:0] cfg_tx_lfc_eth_src = 48'h80_23_31_43_54_4C,
input wire logic [15:0] cfg_tx_lfc_eth_type = 16'h8808,
input wire logic [15:0] cfg_tx_lfc_opcode = 16'h0001,
input wire logic cfg_tx_lfc_en = 1'b0,
input wire logic [15:0] cfg_tx_lfc_quanta = 16'hffff,
input wire logic [15:0] cfg_tx_lfc_refresh = 16'h7fff,
input wire logic [47:0] cfg_tx_pfc_eth_dst = 48'h01_80_C2_00_00_01,
input wire logic [47:0] cfg_tx_pfc_eth_src = 48'h80_23_31_43_54_4C,
input wire logic [15:0] cfg_tx_pfc_eth_type = 16'h8808,
input wire logic [15:0] cfg_tx_pfc_opcode = 16'h0101,
input wire logic cfg_tx_pfc_en = 1'b0,
input wire logic [7:0][15:0] cfg_tx_pfc_quanta = '{8{16'hffff}},
input wire logic [7:0][15:0] cfg_tx_pfc_refresh = '{8{16'h7fff}},
input wire logic [15:0] cfg_rx_lfc_opcode = 16'h0001,
input wire logic cfg_rx_lfc_en = 1'b0,
input wire logic [15:0] cfg_rx_pfc_opcode = 16'h0101,
input wire logic cfg_rx_pfc_en = 1'b0
);
localparam GT_USP = FAMILY == "kintexuplus" || FAMILY == "virtexuplus" || FAMILY == "virtexuplusHBM"
|| FAMILY == "virtexuplus58G" || FAMILY == "zynquplus" || FAMILY == "zynquplusRFSOC";
localparam DATA_W = 64;
localparam HDR_W = 2;
wire rx_reset_req;
wire gt_reset_tx_datapath = tx_rst_in;
wire gt_reset_rx_datapath = rx_rst_in || 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;
if (SIM) begin : xcvr
// simulation (no GT core)
assign xcvr_gtpowergood_out = 1'b1;
assign xcvr_qpll0lock_out = 1'b1;
assign xcvr_qpll0clk_out = 1'b0;
assign xcvr_qpll0refclk_out = 1'b0;
assign gt_reset_tx_done = !xcvr_ctrl_rst;
assign gt_reset_rx_done = !xcvr_ctrl_rst;
end else if (HAS_COMMON && GT_TYPE == "GTY" && GT_USP) begin : xcvr
// UltraScale+ GTY (with common)
taxi_eth_mac_25g_us_gty_full
taxi_eth_mac_25g_us_gty_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_qpll0clk_out),
.qpll0outrefclk_out(xcvr_qpll0refclk_out),
// Serial data
.gtytxp_out(xcvr_txp),
.gtytxn_out(xcvr_txn),
.gtyrxp_in(xcvr_rxp),
.gtyrxn_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(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(GT_TX_POLARITY),
.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(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(GT_RX_POLARITY),
.rxgearboxslip_in(gt_rxgearboxslip),
.gtwiz_userdata_rx_out(gt_rxdata),
.rxdatavalid_out(gt_rxdatavalid),
.rxheader_out(gt_rxheader),
.rxheadervalid_out(gt_rxheadervalid),
.rxstartofseq_out()
);
assign xcvr_qpll0reset_out = 1'b0;
end else if (HAS_COMMON && GT_TYPE == "GTH" && GT_USP) begin : xcvr
// UltraScale+ GTH (with common)
taxi_eth_mac_25g_us_gth_full
taxi_eth_mac_25g_us_gth_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_qpll0clk_out),
.qpll0outrefclk_out(xcvr_qpll0refclk_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(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(GT_TX_POLARITY),
.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(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(GT_RX_POLARITY),
.rxgearboxslip_in(gt_rxgearboxslip),
.gtwiz_userdata_rx_out(gt_rxdata),
.rxdatavalid_out(gt_rxdatavalid),
.rxheader_out(gt_rxheader),
.rxheadervalid_out(gt_rxheadervalid),
.rxstartofseq_out()
);
assign xcvr_qpll0reset_out = 1'b0;
end else if (HAS_COMMON && GT_TYPE == "GTY" && !GT_USP) begin : xcvr
// UltraScale GTY (with common)
taxi_eth_mac_25g_us_gty_full
taxi_eth_mac_25g_us_gty_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_qpll0clk_out),
.qpll0outrefclk_out(xcvr_qpll0refclk_out),
// Serial data
.gtytxp_out(xcvr_txp),
.gtytxn_out(xcvr_txn),
.gtyrxp_in(xcvr_rxp),
.gtyrxn_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(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(GT_TX_POLARITY),
.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(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(GT_RX_POLARITY),
.rxgearboxslip_in(gt_rxgearboxslip),
.gtwiz_userdata_rx_out(gt_rxdata),
.rxdatavalid_out(gt_rxdatavalid),
.rxheader_out(gt_rxheader),
.rxheadervalid_out(gt_rxheadervalid),
.rxstartofseq_out()
);
assign xcvr_qpll0reset_out = 1'b0;
end else if (HAS_COMMON && GT_TYPE == "GTH" && !GT_USP) begin : xcvr
// UltraScale GTH (with common)
taxi_eth_mac_25g_us_gth_full
taxi_eth_mac_25g_us_gth_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_qpll0clk_out),
.qpll0outrefclk_out(xcvr_qpll0refclk_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(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(GT_TX_POLARITY),
.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(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(GT_RX_POLARITY),
.rxgearboxslip_in(gt_rxgearboxslip),
.gtwiz_userdata_rx_out(gt_rxdata),
.rxdatavalid_out(gt_rxdatavalid),
.rxheader_out(gt_rxheader),
.rxheadervalid_out(gt_rxheadervalid),
.rxstartofseq_out()
);
assign xcvr_qpll0reset_out = 1'b0;
end else if (!HAS_COMMON && GT_TYPE == "GTY") begin : xcvr
// UltraScale/UltraScale+ GTY (channel only)
taxi_eth_mac_25g_us_gty_channel
taxi_eth_mac_25g_us_gty_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
.gtytxp_out(xcvr_txp),
.gtytxn_out(xcvr_txn),
.gtyrxp_in(xcvr_rxp),
.gtyrxn_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(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(GT_TX_POLARITY),
.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(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(GT_RX_POLARITY),
.rxgearboxslip_in(gt_rxgearboxslip),
.gtwiz_userdata_rx_out(gt_rxdata),
.rxdatavalid_out(gt_rxdatavalid),
.rxheader_out(gt_rxheader),
.rxheadervalid_out(gt_rxheadervalid),
.rxstartofseq_out()
);
assign xcvr_qpll0lock_out = 1'b0;
assign xcvr_qpll0clk_out = 1'b0;
assign xcvr_qpll0refclk_out = 1'b0;
end else if (!HAS_COMMON && GT_TYPE == "GTH") begin : xcvr
// UltraScale/UltraScale+ GTY (channel only)
taxi_eth_mac_25g_us_gth_channel
taxi_eth_mac_25g_us_gth_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(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(GT_TX_POLARITY),
.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(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(GT_RX_POLARITY),
.rxgearboxslip_in(gt_rxgearboxslip),
.gtwiz_userdata_rx_out(gt_rxdata),
.rxdatavalid_out(gt_rxdatavalid),
.rxheader_out(gt_rxheader),
.rxheadervalid_out(gt_rxheadervalid),
.rxstartofseq_out()
);
assign xcvr_qpll0lock_out = 1'b0;
assign xcvr_qpll0clk_out = 1'b0;
assign xcvr_qpll0refclk_out = 1'b0;
end else begin
$fatal(0, "Error: invalid configuration (%m)");
end
taxi_sync_reset #(
.N(4)
)
tx_reset_sync_inst (
.clk(tx_clk),
.rst(!gt_reset_tx_done || tx_rst_in),
.out(tx_rst_out)
);
taxi_sync_reset #(
.N(4)
)
rx_reset_sync_inst (
.clk(rx_clk),
.rst(!gt_reset_rx_done || rx_rst_in),
.out(rx_rst_out)
);
wire [DATA_W-1:0] serdes_tx_data;
wire [HDR_W-1:0] serdes_tx_hdr;
wire [DATA_W-1:0] serdes_rx_data;
wire [HDR_W-1:0] serdes_rx_hdr;
wire serdes_rx_bitslip;
assign gt_txdata = serdes_tx_data;
assign gt_txheader = {4'd0, serdes_tx_hdr};
assign gt_rxgearboxslip = serdes_rx_bitslip;
if (!SIM) begin
assign serdes_rx_data = gt_rxdata;
assign serdes_rx_hdr = gt_rxheader[1:0];
end
taxi_eth_mac_phy_10g #(
.DATA_W(DATA_W),
.HDR_W(HDR_W),
.PADDING_EN(PADDING_EN),
.DIC_EN(DIC_EN),
.MIN_FRAME_LEN(MIN_FRAME_LEN),
.PTP_TS_EN(PTP_TS_EN),
.PTP_TS_FMT_TOD(PTP_TS_FMT_TOD),
.PTP_TS_W(PTP_TS_W),
.BIT_REVERSE(1'b1),
.SCRAMBLER_DISABLE(1'b0),
.PRBS31_EN(PRBS31_EN),
.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)
)
eth_mac_phy_10g_inst (
.tx_clk(tx_clk),
.tx_rst(tx_rst_out),
.rx_clk(rx_clk),
.rx_rst(rx_rst_out),
/*
* Transmit interface (AXI stream)
*/
.s_axis_tx(s_axis_tx),
.m_axis_tx_cpl(m_axis_tx_cpl),
/*
* Receive interface (AXI stream)
*/
.m_axis_rx(m_axis_rx),
/*
* Serdes interface
*/
.serdes_tx_data(serdes_tx_data),
.serdes_tx_hdr(serdes_tx_hdr),
.serdes_rx_data(serdes_rx_data),
.serdes_rx_hdr(serdes_rx_hdr),
.serdes_rx_bitslip(serdes_rx_bitslip),
.serdes_rx_reset_req(rx_reset_req),
/*
* PTP
*/
.tx_ptp_ts(tx_ptp_ts),
.rx_ptp_ts(rx_ptp_ts),
/*
* Link-level Flow Control (LFC) (IEEE 802.3 annex 31B PAUSE)
*/
.tx_lfc_req(tx_lfc_req),
.tx_lfc_resend(tx_lfc_resend),
.rx_lfc_en(rx_lfc_en),
.rx_lfc_req(rx_lfc_req),
.rx_lfc_ack(rx_lfc_ack),
/*
* Priority Flow Control (PFC) (IEEE 802.3 annex 31D PFC)
*/
.tx_pfc_req(tx_pfc_req),
.tx_pfc_resend(tx_pfc_resend),
.rx_pfc_en(rx_pfc_en),
.rx_pfc_req(rx_pfc_req),
.rx_pfc_ack(rx_pfc_ack),
/*
* Pause interface
*/
.tx_lfc_pause_en(tx_lfc_pause_en),
.tx_pause_req(tx_pause_req),
.tx_pause_ack(tx_pause_ack),
/*
* Status
*/
.tx_start_packet(tx_start_packet),
.tx_error_underflow(tx_error_underflow),
.rx_start_packet(rx_start_packet),
.rx_error_count(rx_error_count),
.rx_error_bad_frame(rx_error_bad_frame),
.rx_error_bad_fcs(rx_error_bad_fcs),
.rx_bad_block(rx_bad_block),
.rx_sequence_error(rx_sequence_error),
.rx_block_lock(rx_block_lock),
.rx_high_ber(rx_high_ber),
.rx_status(rx_status),
.stat_tx_mcf(stat_tx_mcf),
.stat_rx_mcf(stat_rx_mcf),
.stat_tx_lfc_pkt(stat_tx_lfc_pkt),
.stat_tx_lfc_xon(stat_tx_lfc_xon),
.stat_tx_lfc_xoff(stat_tx_lfc_xoff),
.stat_tx_lfc_paused(stat_tx_lfc_paused),
.stat_tx_pfc_pkt(stat_tx_pfc_pkt),
.stat_tx_pfc_xon(stat_tx_pfc_xon),
.stat_tx_pfc_xoff(stat_tx_pfc_xoff),
.stat_tx_pfc_paused(stat_tx_pfc_paused),
.stat_rx_lfc_pkt(stat_rx_lfc_pkt),
.stat_rx_lfc_xon(stat_rx_lfc_xon),
.stat_rx_lfc_xoff(stat_rx_lfc_xoff),
.stat_rx_lfc_paused(stat_rx_lfc_paused),
.stat_rx_pfc_pkt(stat_rx_pfc_pkt),
.stat_rx_pfc_xon(stat_rx_pfc_xon),
.stat_rx_pfc_xoff(stat_rx_pfc_xoff),
.stat_rx_pfc_paused(stat_rx_pfc_paused),
/*
* Configuration
*/
.cfg_ifg(cfg_ifg),
.cfg_tx_enable(cfg_tx_enable),
.cfg_rx_enable(cfg_rx_enable),
.cfg_tx_prbs31_enable(cfg_tx_prbs31_enable),
.cfg_rx_prbs31_enable(cfg_rx_prbs31_enable),
.cfg_mcf_rx_eth_dst_mcast(cfg_mcf_rx_eth_dst_mcast),
.cfg_mcf_rx_check_eth_dst_mcast(cfg_mcf_rx_check_eth_dst_mcast),
.cfg_mcf_rx_eth_dst_ucast(cfg_mcf_rx_eth_dst_ucast),
.cfg_mcf_rx_check_eth_dst_ucast(cfg_mcf_rx_check_eth_dst_ucast),
.cfg_mcf_rx_eth_src(cfg_mcf_rx_eth_src),
.cfg_mcf_rx_check_eth_src(cfg_mcf_rx_check_eth_src),
.cfg_mcf_rx_eth_type(cfg_mcf_rx_eth_type),
.cfg_mcf_rx_opcode_lfc(cfg_mcf_rx_opcode_lfc),
.cfg_mcf_rx_check_opcode_lfc(cfg_mcf_rx_check_opcode_lfc),
.cfg_mcf_rx_opcode_pfc(cfg_mcf_rx_opcode_pfc),
.cfg_mcf_rx_check_opcode_pfc(cfg_mcf_rx_check_opcode_pfc),
.cfg_mcf_rx_forward(cfg_mcf_rx_forward),
.cfg_mcf_rx_enable(cfg_mcf_rx_enable),
.cfg_tx_lfc_eth_dst(cfg_tx_lfc_eth_dst),
.cfg_tx_lfc_eth_src(cfg_tx_lfc_eth_src),
.cfg_tx_lfc_eth_type(cfg_tx_lfc_eth_type),
.cfg_tx_lfc_opcode(cfg_tx_lfc_opcode),
.cfg_tx_lfc_en(cfg_tx_lfc_en),
.cfg_tx_lfc_quanta(cfg_tx_lfc_quanta),
.cfg_tx_lfc_refresh(cfg_tx_lfc_refresh),
.cfg_tx_pfc_eth_dst(cfg_tx_pfc_eth_dst),
.cfg_tx_pfc_eth_src(cfg_tx_pfc_eth_src),
.cfg_tx_pfc_eth_type(cfg_tx_pfc_eth_type),
.cfg_tx_pfc_opcode(cfg_tx_pfc_opcode),
.cfg_tx_pfc_en(cfg_tx_pfc_en),
.cfg_tx_pfc_quanta(cfg_tx_pfc_quanta),
.cfg_tx_pfc_refresh(cfg_tx_pfc_refresh),
.cfg_rx_lfc_opcode(cfg_rx_lfc_opcode),
.cfg_rx_lfc_en(cfg_rx_lfc_en),
.cfg_rx_pfc_opcode(cfg_rx_pfc_opcode),
.cfg_rx_pfc_en(cfg_rx_pfc_en)
);
endmodule
`resetall
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