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Use quad wrappers in ExaNIC X25 example design

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Signed-off-by: Alex Forencich <alex@alexforencich.com>
This commit is contained in:
Alex Forencich 2023-08-26 12:44:50 -07:00
parent f9eda00d68
commit b316c6764e
5 changed files with 465 additions and 92 deletions
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1
example/ExaNIC_X25/fpga_25g/fpga/Makefile
View File

@ -8,6 +8,7 @@ FPGA_ARCH = kintexuplus
SYN_FILES = rtl/fpga.v
SYN_FILES += rtl/fpga_core.v
SYN_FILES += rtl/eth_xcvr_phy_wrapper.v
SYN_FILES += rtl/eth_xcvr_phy_quad_wrapper.v
SYN_FILES += rtl/sync_signal.v
SYN_FILES += lib/eth/rtl/eth_mac_10g_fifo.v
SYN_FILES += lib/eth/rtl/eth_mac_10g.v

1
example/ExaNIC_X25/fpga_25g/fpga_10g/Makefile
View File

@ -8,6 +8,7 @@ FPGA_ARCH = kintexuplus
SYN_FILES = rtl/fpga.v
SYN_FILES += rtl/fpga_core.v
SYN_FILES += rtl/eth_xcvr_phy_wrapper.v
SYN_FILES += rtl/eth_xcvr_phy_quad_wrapper.v
SYN_FILES += rtl/sync_signal.v
SYN_FILES += lib/eth/rtl/eth_mac_10g_fifo.v
SYN_FILES += lib/eth/rtl/eth_mac_10g.v

395
example/ExaNIC_X25/fpga_25g/rtl/eth_xcvr_phy_quad_wrapper.v Normal file
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@ -0,0 +1,395 @@
/*
Copyright (c) 2023 Alex Forencich
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
// Language: Verilog 2001
`resetall
`timescale 1ns / 1ps
`default_nettype none
/*
* Transceiver and PHY quad wrapper
*/
module eth_xcvr_phy_quad_wrapper #
(
parameter COUNT = 4,
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
*/
input wire xcvr_gtrefclk00_in,
/*
* Serial data
*/
output wire [COUNT-1:0] xcvr_txp,
output wire [COUNT-1:0] xcvr_txn,
input wire [COUNT-1:0] xcvr_rxp,
input wire [COUNT-1:0] xcvr_rxn,
/*
* PHY connections
*/
output wire phy_1_tx_clk,
output wire phy_1_tx_rst,
input wire [DATA_WIDTH-1:0] phy_1_xgmii_txd,
input wire [CTRL_WIDTH-1:0] phy_1_xgmii_txc,
output wire phy_1_rx_clk,
output wire phy_1_rx_rst,
output wire [DATA_WIDTH-1:0] phy_1_xgmii_rxd,
output wire [CTRL_WIDTH-1:0] phy_1_xgmii_rxc,
output wire phy_1_tx_bad_block,
output wire [6:0] phy_1_rx_error_count,
output wire phy_1_rx_bad_block,
output wire phy_1_rx_sequence_error,
output wire phy_1_rx_block_lock,
output wire phy_1_rx_high_ber,
output wire phy_1_rx_status,
input wire phy_1_cfg_tx_prbs31_enable,
input wire phy_1_cfg_rx_prbs31_enable,
output wire phy_2_tx_clk,
output wire phy_2_tx_rst,
input wire [DATA_WIDTH-1:0] phy_2_xgmii_txd,
input wire [CTRL_WIDTH-1:0] phy_2_xgmii_txc,
output wire phy_2_rx_clk,
output wire phy_2_rx_rst,
output wire [DATA_WIDTH-1:0] phy_2_xgmii_rxd,
output wire [CTRL_WIDTH-1:0] phy_2_xgmii_rxc,
output wire phy_2_tx_bad_block,
output wire [6:0] phy_2_rx_error_count,
output wire phy_2_rx_bad_block,
output wire phy_2_rx_sequence_error,
output wire phy_2_rx_block_lock,
output wire phy_2_rx_high_ber,
output wire phy_2_rx_status,
input wire phy_2_cfg_tx_prbs31_enable,
input wire phy_2_cfg_rx_prbs31_enable,
output wire phy_3_tx_clk,
output wire phy_3_tx_rst,
input wire [DATA_WIDTH-1:0] phy_3_xgmii_txd,
input wire [CTRL_WIDTH-1:0] phy_3_xgmii_txc,
output wire phy_3_rx_clk,
output wire phy_3_rx_rst,
output wire [DATA_WIDTH-1:0] phy_3_xgmii_rxd,
output wire [CTRL_WIDTH-1:0] phy_3_xgmii_rxc,
output wire phy_3_tx_bad_block,
output wire [6:0] phy_3_rx_error_count,
output wire phy_3_rx_bad_block,
output wire phy_3_rx_sequence_error,
output wire phy_3_rx_block_lock,
output wire phy_3_rx_high_ber,
output wire phy_3_rx_status,
input wire phy_3_cfg_tx_prbs31_enable,
input wire phy_3_cfg_rx_prbs31_enable,
output wire phy_4_tx_clk,
output wire phy_4_tx_rst,
input wire [DATA_WIDTH-1:0] phy_4_xgmii_txd,
input wire [CTRL_WIDTH-1:0] phy_4_xgmii_txc,
output wire phy_4_rx_clk,
output wire phy_4_rx_rst,
output wire [DATA_WIDTH-1:0] phy_4_xgmii_rxd,
output wire [CTRL_WIDTH-1:0] phy_4_xgmii_rxc,
output wire phy_4_tx_bad_block,
output wire [6:0] phy_4_rx_error_count,
output wire phy_4_rx_bad_block,
output wire phy_4_rx_sequence_error,
output wire phy_4_rx_block_lock,
output wire phy_4_rx_high_ber,
output wire phy_4_rx_status,
input wire phy_4_cfg_tx_prbs31_enable,
input wire phy_4_cfg_rx_prbs31_enable
);
generate
wire xcvr_qpll0lock;
wire xcvr_qpll0clk;
wire xcvr_qpll0refclk;
if (COUNT > 0) begin : phy1
eth_xcvr_phy_wrapper #(
.HAS_COMMON(1),
.DATA_WIDTH(DATA_WIDTH),
.CTRL_WIDTH(CTRL_WIDTH),
.HDR_WIDTH(HDR_WIDTH),
.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)
)
eth_xcvr_phy_1 (
.xcvr_ctrl_clk(xcvr_ctrl_clk),
.xcvr_ctrl_rst(xcvr_ctrl_rst),
// Common
.xcvr_gtpowergood_out(xcvr_gtpowergood_out),
// PLL out
.xcvr_gtrefclk00_in(xcvr_gtrefclk00_in),
.xcvr_qpll0lock_out(xcvr_qpll0lock),
.xcvr_qpll0clk_out(xcvr_qpll0clk),
.xcvr_qpll0refclk_out(xcvr_qpll0refclk),
// PLL in
.xcvr_qpll0lock_in(1'b0),
.xcvr_qpll0clk_in(1'b0),
.xcvr_qpll0refclk_in(1'b0),
// Serial data
.xcvr_txp(xcvr_txp[0]),
.xcvr_txn(xcvr_txn[0]),
.xcvr_rxp(xcvr_rxp[0]),
.xcvr_rxn(xcvr_rxn[0]),
// PHY connections
.phy_tx_clk(phy_1_tx_clk),
.phy_tx_rst(phy_1_tx_rst),
.phy_xgmii_txd(phy_1_xgmii_txd),
.phy_xgmii_txc(phy_1_xgmii_txc),
.phy_rx_clk(phy_1_rx_clk),
.phy_rx_rst(phy_1_rx_rst),
.phy_xgmii_rxd(phy_1_xgmii_rxd),
.phy_xgmii_rxc(phy_1_xgmii_rxc),
.phy_tx_bad_block(phy_1_tx_bad_block),
.phy_rx_error_count(phy_1_rx_error_count),
.phy_rx_bad_block(phy_1_rx_bad_block),
.phy_rx_sequence_error(phy_1_rx_sequence_error),
.phy_rx_block_lock(phy_1_rx_block_lock),
.phy_rx_high_ber(phy_1_rx_high_ber),
.phy_rx_status(phy_1_rx_status),
.phy_cfg_tx_prbs31_enable(phy_1_cfg_tx_prbs31_enable),
.phy_cfg_rx_prbs31_enable(phy_1_cfg_rx_prbs31_enable)
);
end
if (COUNT > 1) begin : phy2
eth_xcvr_phy_wrapper #(
.HAS_COMMON(0),
.DATA_WIDTH(DATA_WIDTH),
.CTRL_WIDTH(CTRL_WIDTH),
.HDR_WIDTH(HDR_WIDTH),
.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)
)
eth_xcvr_phy_2 (
.xcvr_ctrl_clk(xcvr_ctrl_clk),
.xcvr_ctrl_rst(xcvr_ctrl_rst),
// Common
.xcvr_gtpowergood_out(),
// PLL out
.xcvr_gtrefclk00_in(1'b0),
.xcvr_qpll0lock_out(),
.xcvr_qpll0clk_out(),
.xcvr_qpll0refclk_out(),
// PLL in
.xcvr_qpll0lock_in(xcvr_qpll0lock),
.xcvr_qpll0clk_in(xcvr_qpll0clk),
.xcvr_qpll0refclk_in(xcvr_qpll0refclk),
// Serial data
.xcvr_txp(xcvr_txp[1]),
.xcvr_txn(xcvr_txn[1]),
.xcvr_rxp(xcvr_rxp[1]),
.xcvr_rxn(xcvr_rxn[1]),
// PHY connections
.phy_tx_clk(phy_2_tx_clk),
.phy_tx_rst(phy_2_tx_rst),
.phy_xgmii_txd(phy_2_xgmii_txd),
.phy_xgmii_txc(phy_2_xgmii_txc),
.phy_rx_clk(phy_2_rx_clk),
.phy_rx_rst(phy_2_rx_rst),
.phy_xgmii_rxd(phy_2_xgmii_rxd),
.phy_xgmii_rxc(phy_2_xgmii_rxc),
.phy_tx_bad_block(phy_2_tx_bad_block),
.phy_rx_error_count(phy_2_rx_error_count),
.phy_rx_bad_block(phy_2_rx_bad_block),
.phy_rx_sequence_error(phy_2_rx_sequence_error),
.phy_rx_block_lock(phy_2_rx_block_lock),
.phy_rx_high_ber(phy_2_rx_high_ber),
.phy_rx_status(phy_2_rx_status),
.phy_cfg_tx_prbs31_enable(phy_2_cfg_tx_prbs31_enable),
.phy_cfg_rx_prbs31_enable(phy_2_cfg_rx_prbs31_enable)
);
end
if (COUNT > 2) begin : phy3
eth_xcvr_phy_wrapper #(
.HAS_COMMON(0),
.DATA_WIDTH(DATA_WIDTH),
.CTRL_WIDTH(CTRL_WIDTH),
.HDR_WIDTH(HDR_WIDTH),
.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)
)
eth_xcvr_phy_3 (
.xcvr_ctrl_clk(xcvr_ctrl_clk),
.xcvr_ctrl_rst(xcvr_ctrl_rst),
// Common
.xcvr_gtpowergood_out(),
// PLL out
.xcvr_gtrefclk00_in(1'b0),
.xcvr_qpll0lock_out(),
.xcvr_qpll0clk_out(),
.xcvr_qpll0refclk_out(),
// PLL in
.xcvr_qpll0lock_in(xcvr_qpll0lock),
.xcvr_qpll0clk_in(xcvr_qpll0clk),
.xcvr_qpll0refclk_in(xcvr_qpll0refclk),
// Serial data
.xcvr_txp(xcvr_txp[2]),
.xcvr_txn(xcvr_txn[2]),
.xcvr_rxp(xcvr_rxp[2]),
.xcvr_rxn(xcvr_rxn[2]),
// PHY connections
.phy_tx_clk(phy_3_tx_clk),
.phy_tx_rst(phy_3_tx_rst),
.phy_xgmii_txd(phy_3_xgmii_txd),
.phy_xgmii_txc(phy_3_xgmii_txc),
.phy_rx_clk(phy_3_rx_clk),
.phy_rx_rst(phy_3_rx_rst),
.phy_xgmii_rxd(phy_3_xgmii_rxd),
.phy_xgmii_rxc(phy_3_xgmii_rxc),
.phy_tx_bad_block(phy_3_tx_bad_block),
.phy_rx_error_count(phy_3_rx_error_count),
.phy_rx_bad_block(phy_3_rx_bad_block),
.phy_rx_sequence_error(phy_3_rx_sequence_error),
.phy_rx_block_lock(phy_3_rx_block_lock),
.phy_rx_high_ber(phy_3_rx_high_ber),
.phy_rx_status(phy_3_rx_status),
.phy_cfg_tx_prbs31_enable(phy_3_cfg_tx_prbs31_enable),
.phy_cfg_rx_prbs31_enable(phy_3_cfg_rx_prbs31_enable)
);
end
if (COUNT > 3) begin : phy4
eth_xcvr_phy_wrapper #(
.HAS_COMMON(0),
.DATA_WIDTH(DATA_WIDTH),
.CTRL_WIDTH(CTRL_WIDTH),
.HDR_WIDTH(HDR_WIDTH),
.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)
)
eth_xcvr_phy_4 (
.xcvr_ctrl_clk(xcvr_ctrl_clk),
.xcvr_ctrl_rst(xcvr_ctrl_rst),
// Common
.xcvr_gtpowergood_out(),
// PLL out
.xcvr_gtrefclk00_in(1'b0),
.xcvr_qpll0lock_out(),
.xcvr_qpll0clk_out(),
.xcvr_qpll0refclk_out(),
// PLL in
.xcvr_qpll0lock_in(xcvr_qpll0lock),
.xcvr_qpll0clk_in(xcvr_qpll0clk),
.xcvr_qpll0refclk_in(xcvr_qpll0refclk),
// Serial data
.xcvr_txp(xcvr_txp[3]),
.xcvr_txn(xcvr_txn[3]),
.xcvr_rxp(xcvr_rxp[3]),
.xcvr_rxn(xcvr_rxn[3]),
// PHY connections
.phy_tx_clk(phy_4_tx_clk),
.phy_tx_rst(phy_4_tx_rst),
.phy_xgmii_txd(phy_4_xgmii_txd),
.phy_xgmii_txc(phy_4_xgmii_txc),
.phy_rx_clk(phy_4_rx_clk),
.phy_rx_rst(phy_4_rx_rst),
.phy_xgmii_rxd(phy_4_xgmii_rxd),
.phy_xgmii_rxc(phy_4_xgmii_rxc),
.phy_tx_bad_block(phy_4_tx_bad_block),
.phy_rx_error_count(phy_4_rx_error_count),
.phy_rx_bad_block(phy_4_rx_bad_block),
.phy_rx_sequence_error(phy_4_rx_sequence_error),
.phy_rx_block_lock(phy_4_rx_block_lock),
.phy_rx_high_ber(phy_4_rx_high_ber),
.phy_rx_status(phy_4_rx_status),
.phy_cfg_tx_prbs31_enable(phy_4_cfg_tx_prbs31_enable),
.phy_cfg_rx_prbs31_enable(phy_4_cfg_rx_prbs31_enable)
);
end
endgenerate
endmodule
`resetall

18
example/ExaNIC_X25/fpga_25g/rtl/eth_xcvr_phy_wrapper.v
View File

@ -1,6 +1,6 @@
/*
Copyright (c) 2021 Alex Forencich
Copyright (c) 2021-2023 Alex Forencich
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
@ -58,8 +58,8 @@ module eth_xcvr_phy_wrapper #
*/
input wire xcvr_gtrefclk00_in,
output wire xcvr_qpll0lock_out,
output wire xcvr_qpll0outclk_out,
output wire xcvr_qpll0outrefclk_out,
output wire xcvr_qpll0clk_out,
output wire xcvr_qpll0refclk_out,
/*
* PLL in
@ -94,6 +94,7 @@ module eth_xcvr_phy_wrapper #
output wire phy_rx_sequence_error,
output wire phy_rx_block_lock,
output wire phy_rx_high_ber,
output wire phy_rx_status,
input wire phy_cfg_tx_prbs31_enable,
input wire phy_cfg_rx_prbs31_enable
);
@ -128,8 +129,8 @@ if (HAS_COMMON) begin : xcvr
// PLL
.gtrefclk00_in(xcvr_gtrefclk00_in),
.qpll0lock_out(xcvr_qpll0lock_out),
.qpll0outclk_out(xcvr_qpll0outclk_out),
.qpll0outrefclk_out(xcvr_qpll0outrefclk_out),
.qpll0outclk_out(xcvr_qpll0clk_out),
.qpll0outrefclk_out(xcvr_qpll0refclk_out),
// Serial data
.gtytxp_out(xcvr_txp),
@ -178,6 +179,8 @@ if (HAS_COMMON) begin : xcvr
.rxstartofseq_out()
);
assign xcvr_qpll0reset_out = 1'b0;
end else begin : xcvr
eth_xcvr_gt_channel
@ -242,6 +245,10 @@ end else begin : xcvr
.rxstartofseq_out()
);
assign xcvr_qpll0lock_out = 1'b0;
assign xcvr_qpll0clk_out = 1'b0;
assign xcvr_qpll0refclk_out = 1'b0;
end
endgenerate
@ -298,6 +305,7 @@ phy_inst (
.rx_sequence_error(phy_rx_sequence_error),
.rx_block_lock(phy_rx_block_lock),
.rx_high_ber(phy_rx_high_ber),
.rx_status(phy_rx_status),
.cfg_tx_prbs31_enable(phy_cfg_tx_prbs31_enable),
.cfg_rx_prbs31_enable(phy_cfg_rx_prbs31_enable)
);

142
example/ExaNIC_X25/fpga_25g/rtl/fpga.v
View File

@ -213,102 +213,70 @@ BUFG_GT bufg_gt_refclk_inst (
.O (sfp_mgt_refclk_bufg)
);
wire sfp_qpll0lock;
wire sfp_qpll0outclk;
wire sfp_qpll0outrefclk;
eth_xcvr_phy_wrapper #(
.HAS_COMMON(1)
eth_xcvr_phy_quad_wrapper #(
.COUNT(2),
.TX_SERDES_PIPELINE(2),
.RX_SERDES_PIPELINE(2),
.COUNT_125US(125000/2.56)
)
sfp_1_phy_inst (
sfp_phy_inst (
.xcvr_ctrl_clk(clk_125mhz_int),
.xcvr_ctrl_rst(rst_125mhz_int),
// Common
.xcvr_gtpowergood_out(sfp_gtpowergood),
// PLL out
.xcvr_gtrefclk00_in(sfp_mgt_refclk),
.xcvr_qpll0lock_out(sfp_qpll0lock),
.xcvr_qpll0outclk_out(sfp_qpll0outclk),
.xcvr_qpll0outrefclk_out(sfp_qpll0outrefclk),
// PLL in
.xcvr_qpll0lock_in(1'b0),
.xcvr_qpll0reset_out(),
.xcvr_qpll0clk_in(1'b0),
.xcvr_qpll0refclk_in(1'b0),
// Serial data
.xcvr_txp(sfp_1_tx_p),
.xcvr_txn(sfp_1_tx_n),
.xcvr_rxp(sfp_1_rx_p),
.xcvr_rxn(sfp_1_rx_n),
// PHY connections
.phy_tx_clk(sfp_1_tx_clk_int),
.phy_tx_rst(sfp_1_tx_rst_int),
.phy_xgmii_txd(sfp_1_txd_int),
.phy_xgmii_txc(sfp_1_txc_int),
.phy_rx_clk(sfp_1_rx_clk_int),
.phy_rx_rst(sfp_1_rx_rst_int),
.phy_xgmii_rxd(sfp_1_rxd_int),
.phy_xgmii_rxc(sfp_1_rxc_int),
.phy_tx_bad_block(),
.phy_rx_error_count(),
.phy_rx_bad_block(),
.phy_rx_sequence_error(),
.phy_rx_block_lock(sfp_1_rx_block_lock),
.phy_rx_high_ber(),
.phy_cfg_tx_prbs31_enable(1'b0),
.phy_cfg_rx_prbs31_enable(1'b0)
);
eth_xcvr_phy_wrapper #(
.HAS_COMMON(0)
)
sfp_2_phy_inst (
.xcvr_ctrl_clk(clk_125mhz_int),
.xcvr_ctrl_rst(rst_125mhz_int),
// Common
/*
* Common
*/
.xcvr_gtpowergood_out(),
// PLL out
.xcvr_gtrefclk00_in(1'b0),
.xcvr_qpll0lock_out(),
.xcvr_qpll0outclk_out(),
.xcvr_qpll0outrefclk_out(),
/*
* PLL
*/
.xcvr_gtrefclk00_in(sfp_mgt_refclk),
// PLL in
.xcvr_qpll0lock_in(sfp_qpll0lock),
.xcvr_qpll0reset_out(),
.xcvr_qpll0clk_in(sfp_qpll0outclk),
.xcvr_qpll0refclk_in(sfp_qpll0outrefclk),
/*
* Serial data
*/
.xcvr_txp({sfp_2_tx_p, sfp_1_tx_p}),
.xcvr_txn({sfp_2_tx_n, sfp_1_tx_n}),
.xcvr_rxp({sfp_2_rx_p, sfp_1_rx_p}),
.xcvr_rxn({sfp_2_rx_n, sfp_1_rx_n}),
// Serial data
.xcvr_txp(sfp_2_tx_p),
.xcvr_txn(sfp_2_tx_n),
.xcvr_rxp(sfp_2_rx_p),
.xcvr_rxn(sfp_2_rx_n),
/*
* PHY connections
*/
.phy_1_tx_clk(sfp_1_tx_clk_int),
.phy_1_tx_rst(sfp_1_tx_rst_int),
.phy_1_xgmii_txd(sfp_1_txd_int),
.phy_1_xgmii_txc(sfp_1_txc_int),
.phy_1_rx_clk(sfp_1_rx_clk_int),
.phy_1_rx_rst(sfp_1_rx_rst_int),
.phy_1_xgmii_rxd(sfp_1_rxd_int),
.phy_1_xgmii_rxc(sfp_1_rxc_int),
.phy_1_tx_bad_block(),
.phy_1_rx_error_count(),
.phy_1_rx_bad_block(),
.phy_1_rx_sequence_error(),
.phy_1_rx_block_lock(sfp_1_rx_block_lock),
.phy_1_rx_status(),
.phy_1_cfg_tx_prbs31_enable(1'b0),
.phy_1_cfg_rx_prbs31_enable(1'b0),
// PHY connections
.phy_tx_clk(sfp_2_tx_clk_int),
.phy_tx_rst(sfp_2_tx_rst_int),
.phy_xgmii_txd(sfp_2_txd_int),
.phy_xgmii_txc(sfp_2_txc_int),
.phy_rx_clk(sfp_2_rx_clk_int),
.phy_rx_rst(sfp_2_rx_rst_int),
.phy_xgmii_rxd(sfp_2_rxd_int),
.phy_xgmii_rxc(sfp_2_rxc_int),
.phy_tx_bad_block(),
.phy_rx_error_count(),
.phy_rx_bad_block(),
.phy_rx_sequence_error(),
.phy_rx_block_lock(sfp_2_rx_block_lock),
.phy_rx_high_ber(),
.phy_cfg_tx_prbs31_enable(1'b0),
.phy_cfg_rx_prbs31_enable(1'b0)
.phy_2_tx_clk(sfp_2_tx_clk_int),
.phy_2_tx_rst(sfp_2_tx_rst_int),
.phy_2_xgmii_txd(sfp_2_txd_int),
.phy_2_xgmii_txc(sfp_2_txc_int),
.phy_2_rx_clk(sfp_2_rx_clk_int),
.phy_2_rx_rst(sfp_2_rx_rst_int),
.phy_2_xgmii_rxd(sfp_2_rxd_int),
.phy_2_xgmii_rxc(sfp_2_rxc_int),
.phy_2_tx_bad_block(),
.phy_2_rx_error_count(),
.phy_2_rx_bad_block(),
.phy_2_rx_sequence_error(),
.phy_2_rx_block_lock(sfp_2_rx_block_lock),
.phy_2_rx_status(),
.phy_2_cfg_tx_prbs31_enable(1'b0),
.phy_2_cfg_rx_prbs31_enable(1'b0)
);
assign sfp_1_led[0] = sfp_1_rx_block_lock;