mirror of
https://github.com/alexforencich/verilog-ethernet.git
synced 2025-01-28 07:03:08 +08:00
588 lines
18 KiB
Verilog
588 lines
18 KiB
Verilog
/*
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Copyright (c) 2016 Alex Forencich
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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// Language: Verilog 2001
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`timescale 1ns / 1ps
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/*
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* FPGA core logic
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*/
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module fpga_core
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(
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/*
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* Clock: 156.25MHz
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* Synchronous reset
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*/
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input wire clk,
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input wire rst,
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/*
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* GPIO
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*/
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input wire [3:0] btn,
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input wire [3:0] sw,
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output wire [3:0] led,
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output wire [3:0] led_bkt,
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output wire [6:0] led_hex0_d,
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output wire led_hex0_dp,
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output wire [6:0] led_hex1_d,
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output wire led_hex1_dp,
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/*
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* 10G Ethernet
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*/
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output wire [63:0] sfp_a_txd,
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output wire [7:0] sfp_a_txc,
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input wire [63:0] sfp_a_rxd,
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input wire [7:0] sfp_a_rxc,
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output wire [63:0] sfp_b_txd,
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output wire [7:0] sfp_b_txc,
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input wire [63:0] sfp_b_rxd,
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input wire [7:0] sfp_b_rxc,
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output wire [63:0] sfp_c_txd,
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output wire [7:0] sfp_c_txc,
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input wire [63:0] sfp_c_rxd,
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input wire [7:0] sfp_c_rxc,
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output wire [63:0] sfp_d_txd,
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output wire [7:0] sfp_d_txc,
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input wire [63:0] sfp_d_rxd,
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input wire [7:0] sfp_d_rxc
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);
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// AXI between MAC and Ethernet modules
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wire [63:0] rx_axis_tdata;
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wire [7:0] rx_axis_tkeep;
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wire rx_axis_tvalid;
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wire rx_axis_tready;
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wire rx_axis_tlast;
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wire rx_axis_tuser;
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wire [63:0] tx_axis_tdata;
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wire [7:0] tx_axis_tkeep;
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wire tx_axis_tvalid;
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wire tx_axis_tready;
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wire tx_axis_tlast;
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wire tx_axis_tuser;
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// Ethernet frame between Ethernet modules and UDP stack
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wire rx_eth_hdr_ready;
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wire rx_eth_hdr_valid;
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wire [47:0] rx_eth_dest_mac;
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wire [47:0] rx_eth_src_mac;
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wire [15:0] rx_eth_type;
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wire [63:0] rx_eth_payload_tdata;
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wire [7:0] rx_eth_payload_tkeep;
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wire rx_eth_payload_tvalid;
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wire rx_eth_payload_tready;
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wire rx_eth_payload_tlast;
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wire rx_eth_payload_tuser;
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wire tx_eth_hdr_ready;
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wire tx_eth_hdr_valid;
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wire [47:0] tx_eth_dest_mac;
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wire [47:0] tx_eth_src_mac;
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wire [15:0] tx_eth_type;
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wire [63:0] tx_eth_payload_tdata;
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wire [7:0] tx_eth_payload_tkeep;
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wire tx_eth_payload_tvalid;
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wire tx_eth_payload_tready;
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wire tx_eth_payload_tlast;
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wire tx_eth_payload_tuser;
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// IP frame connections
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wire rx_ip_hdr_valid;
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wire rx_ip_hdr_ready;
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wire [47:0] rx_ip_eth_dest_mac;
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wire [47:0] rx_ip_eth_src_mac;
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wire [15:0] rx_ip_eth_type;
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wire [3:0] rx_ip_version;
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wire [3:0] rx_ip_ihl;
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wire [5:0] rx_ip_dscp;
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wire [1:0] rx_ip_ecn;
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wire [15:0] rx_ip_length;
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wire [15:0] rx_ip_identification;
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wire [2:0] rx_ip_flags;
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wire [12:0] rx_ip_fragment_offset;
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wire [7:0] rx_ip_ttl;
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wire [7:0] rx_ip_protocol;
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wire [15:0] rx_ip_header_checksum;
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wire [31:0] rx_ip_source_ip;
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wire [31:0] rx_ip_dest_ip;
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wire [63:0] rx_ip_payload_tdata;
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wire [7:0] rx_ip_payload_tkeep;
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wire rx_ip_payload_tvalid;
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wire rx_ip_payload_tready;
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wire rx_ip_payload_tlast;
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wire rx_ip_payload_tuser;
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wire tx_ip_hdr_valid;
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wire tx_ip_hdr_ready;
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wire [5:0] tx_ip_dscp;
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wire [1:0] tx_ip_ecn;
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wire [15:0] tx_ip_length;
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wire [7:0] tx_ip_ttl;
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wire [7:0] tx_ip_protocol;
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wire [31:0] tx_ip_source_ip;
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wire [31:0] tx_ip_dest_ip;
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wire [63:0] tx_ip_payload_tdata;
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wire [7:0] tx_ip_payload_tkeep;
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wire tx_ip_payload_tvalid;
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wire tx_ip_payload_tready;
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wire tx_ip_payload_tlast;
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wire tx_ip_payload_tuser;
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// UDP frame connections
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wire rx_udp_hdr_valid;
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wire rx_udp_hdr_ready;
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wire [47:0] rx_udp_eth_dest_mac;
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wire [47:0] rx_udp_eth_src_mac;
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wire [15:0] rx_udp_eth_type;
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wire [3:0] rx_udp_ip_version;
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wire [3:0] rx_udp_ip_ihl;
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wire [5:0] rx_udp_ip_dscp;
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wire [1:0] rx_udp_ip_ecn;
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wire [15:0] rx_udp_ip_length;
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wire [15:0] rx_udp_ip_identification;
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wire [2:0] rx_udp_ip_flags;
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wire [12:0] rx_udp_ip_fragment_offset;
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wire [7:0] rx_udp_ip_ttl;
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wire [7:0] rx_udp_ip_protocol;
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wire [15:0] rx_udp_ip_header_checksum;
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wire [31:0] rx_udp_ip_source_ip;
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wire [31:0] rx_udp_ip_dest_ip;
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wire [15:0] rx_udp_source_port;
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wire [15:0] rx_udp_dest_port;
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wire [15:0] rx_udp_length;
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wire [15:0] rx_udp_checksum;
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wire [63:0] rx_udp_payload_tdata;
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wire [7:0] rx_udp_payload_tkeep;
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wire rx_udp_payload_tvalid;
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wire rx_udp_payload_tready;
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wire rx_udp_payload_tlast;
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wire rx_udp_payload_tuser;
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wire tx_udp_hdr_valid;
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wire tx_udp_hdr_ready;
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wire [5:0] tx_udp_ip_dscp;
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wire [1:0] tx_udp_ip_ecn;
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wire [7:0] tx_udp_ip_ttl;
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wire [31:0] tx_udp_ip_source_ip;
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wire [31:0] tx_udp_ip_dest_ip;
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wire [15:0] tx_udp_source_port;
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wire [15:0] tx_udp_dest_port;
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wire [15:0] tx_udp_length;
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wire [15:0] tx_udp_checksum;
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wire [63:0] tx_udp_payload_tdata;
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wire [7:0] tx_udp_payload_tkeep;
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wire tx_udp_payload_tvalid;
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wire tx_udp_payload_tready;
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wire tx_udp_payload_tlast;
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wire tx_udp_payload_tuser;
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wire [63:0] rx_fifo_udp_payload_tdata;
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wire [7:0] rx_fifo_udp_payload_tkeep;
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wire rx_fifo_udp_payload_tvalid;
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wire rx_fifo_udp_payload_tready;
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wire rx_fifo_udp_payload_tlast;
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wire rx_fifo_udp_payload_tuser;
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wire [63:0] tx_fifo_udp_payload_tdata;
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wire [7:0] tx_fifo_udp_payload_tkeep;
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wire tx_fifo_udp_payload_tvalid;
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wire tx_fifo_udp_payload_tready;
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wire tx_fifo_udp_payload_tlast;
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wire tx_fifo_udp_payload_tuser;
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// Configuration
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wire [47:0] local_mac = 48'h02_00_00_00_00_00;
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wire [31:0] local_ip = {8'd192, 8'd168, 8'd1, 8'd128};
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wire [31:0] gateway_ip = {8'd192, 8'd168, 8'd1, 8'd1};
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wire [31:0] subnet_mask = {8'd255, 8'd255, 8'd255, 8'd0};
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// IP ports not used
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assign rx_ip_hdr_ready = 1;
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assign rx_ip_payload_tready = 1;
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assign tx_ip_hdr_valid = 0;
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assign tx_ip_dscp = 0;
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assign tx_ip_ecn = 0;
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assign tx_ip_length = 0;
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assign tx_ip_ttl = 0;
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assign tx_ip_protocol = 0;
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assign tx_ip_source_ip = 0;
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assign tx_ip_dest_ip = 0;
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assign tx_ip_payload_tdata = 0;
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assign tx_ip_payload_tkeep = 0;
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assign tx_ip_payload_tvalid = 0;
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assign tx_ip_payload_tlast = 0;
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assign tx_ip_payload_tuser = 0;
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// Loop back UDP
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wire match_cond = rx_udp_dest_port == 1234;
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wire no_match = ~match_cond;
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reg match_cond_reg = 0;
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reg no_match_reg = 0;
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always @(posedge clk) begin
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if (rst) begin
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match_cond_reg <= 0;
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no_match_reg <= 0;
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end else begin
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if (rx_udp_payload_tvalid) begin
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if ((~match_cond_reg & ~no_match_reg) |
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(rx_udp_payload_tvalid & rx_udp_payload_tready & rx_udp_payload_tlast)) begin
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match_cond_reg <= match_cond;
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no_match_reg <= no_match;
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end
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end else begin
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match_cond_reg <= 0;
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no_match_reg <= 0;
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end
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end
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end
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assign tx_udp_hdr_valid = rx_udp_hdr_valid & match_cond;
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assign rx_udp_hdr_ready = (tx_eth_hdr_ready & match_cond) | no_match;
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assign tx_udp_ip_dscp = 0;
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assign tx_udp_ip_ecn = 0;
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assign tx_udp_ip_ttl = 64;
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assign tx_udp_ip_source_ip = local_ip;
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assign tx_udp_ip_dest_ip = rx_udp_ip_source_ip;
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assign tx_udp_source_port = rx_udp_dest_port;
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assign tx_udp_dest_port = rx_udp_source_port;
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assign tx_udp_length = rx_udp_length;
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assign tx_udp_checksum = 0;
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//assign tx_udp_payload_tdata = rx_udp_payload_tdata;
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//assign tx_udp_payload_tkeep = rx_udp_payload_tkeep;
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//assign tx_udp_payload_tvalid = rx_udp_payload_tvalid;
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//assign rx_udp_payload_tready = tx_udp_payload_tready;
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//assign tx_udp_payload_tlast = rx_udp_payload_tlast;
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//assign tx_udp_payload_tuser = rx_udp_payload_tuser;
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assign tx_udp_payload_tdata = tx_fifo_udp_payload_tdata;
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assign tx_udp_payload_tkeep = tx_fifo_udp_payload_tkeep;
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assign tx_udp_payload_tvalid = tx_fifo_udp_payload_tvalid;
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assign tx_fifo_udp_payload_tready = tx_udp_payload_tready;
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assign tx_udp_payload_tlast = tx_fifo_udp_payload_tlast;
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assign tx_udp_payload_tuser = tx_fifo_udp_payload_tuser;
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assign rx_fifo_udp_payload_tdata = rx_udp_payload_tdata;
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assign rx_fifo_udp_payload_tkeep = rx_udp_payload_tkeep;
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assign rx_fifo_udp_payload_tvalid = rx_udp_payload_tvalid & match_cond_reg;
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assign rx_udp_payload_tready = (rx_fifo_udp_payload_tready & match_cond_reg) | no_match_reg;
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assign rx_fifo_udp_payload_tlast = rx_udp_payload_tlast;
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assign rx_fifo_udp_payload_tuser = rx_udp_payload_tuser;
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// Place first payload byte onto LEDs
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reg valid_last = 0;
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reg [7:0] led_reg = 0;
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always @(posedge clk) begin
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if (rst) begin
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led_reg <= 0;
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end else begin
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valid_last <= tx_udp_payload_tvalid;
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if (tx_udp_payload_tvalid & ~valid_last) begin
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led_reg <= tx_udp_payload_tdata;
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end
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end
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end
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//assign led = sw;
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assign led = led_reg;
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assign led_bkt = led_reg;
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assign led_hex0_d = 7'h00;
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assign led_hex0_dp = 1'b0;
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assign led_hex1_d = 7'h00;
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assign led_hex1_dp = 1'b0;
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assign sfp_b_txd = 64'h0707070707070707;
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assign sfp_b_txc = 8'hff;
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assign sfp_c_txd = 64'h0707070707070707;
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assign sfp_c_txc = 8'hff;
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assign sfp_d_txd = 64'h0707070707070707;
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assign sfp_d_txc = 8'hff;
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eth_mac_10g_fifo #(
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.ENABLE_PADDING(1),
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.ENABLE_DIC(1),
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.MIN_FRAME_LENGTH(64),
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.TX_FIFO_ADDR_WIDTH(9),
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.RX_FIFO_ADDR_WIDTH(9)
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)
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eth_mac_10g_fifo_inst (
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.rx_clk(clk),
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.rx_rst(rst),
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.tx_clk(clk),
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.tx_rst(rst),
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.logic_clk(clk),
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.logic_rst(rst),
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.tx_axis_tdata(tx_axis_tdata),
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.tx_axis_tkeep(tx_axis_tkeep),
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.tx_axis_tvalid(tx_axis_tvalid),
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.tx_axis_tready(tx_axis_tready),
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.tx_axis_tlast(tx_axis_tlast),
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.tx_axis_tuser(tx_axis_tuser),
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.rx_axis_tdata(rx_axis_tdata),
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.rx_axis_tkeep(rx_axis_tkeep),
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.rx_axis_tvalid(rx_axis_tvalid),
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.rx_axis_tready(rx_axis_tready),
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.rx_axis_tlast(rx_axis_tlast),
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.rx_axis_tuser(rx_axis_tuser),
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.xgmii_rxd(sfp_a_rxd),
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.xgmii_rxc(sfp_a_rxc),
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.xgmii_txd(sfp_a_txd),
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.xgmii_txc(sfp_a_txc),
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.rx_error_bad_frame(rx_error_bad_frame),
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.rx_error_bad_fcs(rx_error_bad_fcs),
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.ifg_delay(8'd12)
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);
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eth_axis_rx_64
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eth_axis_rx_inst (
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.clk(clk),
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.rst(rst),
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// AXI input
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.input_axis_tdata(rx_axis_tdata),
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.input_axis_tkeep(rx_axis_tkeep),
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.input_axis_tvalid(rx_axis_tvalid),
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.input_axis_tready(rx_axis_tready),
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.input_axis_tlast(rx_axis_tlast),
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.input_axis_tuser(rx_axis_tuser),
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// Ethernet frame output
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.output_eth_hdr_valid(rx_eth_hdr_valid),
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.output_eth_hdr_ready(rx_eth_hdr_ready),
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.output_eth_dest_mac(rx_eth_dest_mac),
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.output_eth_src_mac(rx_eth_src_mac),
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.output_eth_type(rx_eth_type),
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.output_eth_payload_tdata(rx_eth_payload_tdata),
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.output_eth_payload_tkeep(rx_eth_payload_tkeep),
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.output_eth_payload_tvalid(rx_eth_payload_tvalid),
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.output_eth_payload_tready(rx_eth_payload_tready),
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.output_eth_payload_tlast(rx_eth_payload_tlast),
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.output_eth_payload_tuser(rx_eth_payload_tuser),
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// Status signals
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.busy(),
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.error_header_early_termination()
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);
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eth_axis_tx_64
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eth_axis_tx_inst (
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.clk(clk),
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.rst(rst),
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// Ethernet frame input
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.input_eth_hdr_valid(tx_eth_hdr_valid),
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.input_eth_hdr_ready(tx_eth_hdr_ready),
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.input_eth_dest_mac(tx_eth_dest_mac),
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.input_eth_src_mac(tx_eth_src_mac),
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.input_eth_type(tx_eth_type),
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.input_eth_payload_tdata(tx_eth_payload_tdata),
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.input_eth_payload_tkeep(tx_eth_payload_tkeep),
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.input_eth_payload_tvalid(tx_eth_payload_tvalid),
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.input_eth_payload_tready(tx_eth_payload_tready),
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.input_eth_payload_tlast(tx_eth_payload_tlast),
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.input_eth_payload_tuser(tx_eth_payload_tuser),
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// AXI output
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.output_axis_tdata(tx_axis_tdata),
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.output_axis_tkeep(tx_axis_tkeep),
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.output_axis_tvalid(tx_axis_tvalid),
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.output_axis_tready(tx_axis_tready),
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.output_axis_tlast(tx_axis_tlast),
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.output_axis_tuser(tx_axis_tuser),
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// Status signals
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.busy()
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);
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udp_complete_64
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udp_complete_inst (
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.clk(clk),
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.rst(rst),
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|
// Ethernet frame input
|
|
.input_eth_hdr_valid(rx_eth_hdr_valid),
|
|
.input_eth_hdr_ready(rx_eth_hdr_ready),
|
|
.input_eth_dest_mac(rx_eth_dest_mac),
|
|
.input_eth_src_mac(rx_eth_src_mac),
|
|
.input_eth_type(rx_eth_type),
|
|
.input_eth_payload_tdata(rx_eth_payload_tdata),
|
|
.input_eth_payload_tkeep(rx_eth_payload_tkeep),
|
|
.input_eth_payload_tvalid(rx_eth_payload_tvalid),
|
|
.input_eth_payload_tready(rx_eth_payload_tready),
|
|
.input_eth_payload_tlast(rx_eth_payload_tlast),
|
|
.input_eth_payload_tuser(rx_eth_payload_tuser),
|
|
// Ethernet frame output
|
|
.output_eth_hdr_valid(tx_eth_hdr_valid),
|
|
.output_eth_hdr_ready(tx_eth_hdr_ready),
|
|
.output_eth_dest_mac(tx_eth_dest_mac),
|
|
.output_eth_src_mac(tx_eth_src_mac),
|
|
.output_eth_type(tx_eth_type),
|
|
.output_eth_payload_tdata(tx_eth_payload_tdata),
|
|
.output_eth_payload_tkeep(tx_eth_payload_tkeep),
|
|
.output_eth_payload_tvalid(tx_eth_payload_tvalid),
|
|
.output_eth_payload_tready(tx_eth_payload_tready),
|
|
.output_eth_payload_tlast(tx_eth_payload_tlast),
|
|
.output_eth_payload_tuser(tx_eth_payload_tuser),
|
|
// IP frame input
|
|
.input_ip_hdr_valid(tx_ip_hdr_valid),
|
|
.input_ip_hdr_ready(tx_ip_hdr_ready),
|
|
.input_ip_dscp(tx_ip_dscp),
|
|
.input_ip_ecn(tx_ip_ecn),
|
|
.input_ip_length(tx_ip_length),
|
|
.input_ip_ttl(tx_ip_ttl),
|
|
.input_ip_protocol(tx_ip_protocol),
|
|
.input_ip_source_ip(tx_ip_source_ip),
|
|
.input_ip_dest_ip(tx_ip_dest_ip),
|
|
.input_ip_payload_tdata(tx_ip_payload_tdata),
|
|
.input_ip_payload_tkeep(tx_ip_payload_tkeep),
|
|
.input_ip_payload_tvalid(tx_ip_payload_tvalid),
|
|
.input_ip_payload_tready(tx_ip_payload_tready),
|
|
.input_ip_payload_tlast(tx_ip_payload_tlast),
|
|
.input_ip_payload_tuser(tx_ip_payload_tuser),
|
|
// IP frame output
|
|
.output_ip_hdr_valid(rx_ip_hdr_valid),
|
|
.output_ip_hdr_ready(rx_ip_hdr_ready),
|
|
.output_ip_eth_dest_mac(rx_ip_eth_dest_mac),
|
|
.output_ip_eth_src_mac(rx_ip_eth_src_mac),
|
|
.output_ip_eth_type(rx_ip_eth_type),
|
|
.output_ip_version(rx_ip_version),
|
|
.output_ip_ihl(rx_ip_ihl),
|
|
.output_ip_dscp(rx_ip_dscp),
|
|
.output_ip_ecn(rx_ip_ecn),
|
|
.output_ip_length(rx_ip_length),
|
|
.output_ip_identification(rx_ip_identification),
|
|
.output_ip_flags(rx_ip_flags),
|
|
.output_ip_fragment_offset(rx_ip_fragment_offset),
|
|
.output_ip_ttl(rx_ip_ttl),
|
|
.output_ip_protocol(rx_ip_protocol),
|
|
.output_ip_header_checksum(rx_ip_header_checksum),
|
|
.output_ip_source_ip(rx_ip_source_ip),
|
|
.output_ip_dest_ip(rx_ip_dest_ip),
|
|
.output_ip_payload_tdata(rx_ip_payload_tdata),
|
|
.output_ip_payload_tkeep(rx_ip_payload_tkeep),
|
|
.output_ip_payload_tvalid(rx_ip_payload_tvalid),
|
|
.output_ip_payload_tready(rx_ip_payload_tready),
|
|
.output_ip_payload_tlast(rx_ip_payload_tlast),
|
|
.output_ip_payload_tuser(rx_ip_payload_tuser),
|
|
// UDP frame input
|
|
.input_udp_hdr_valid(tx_udp_hdr_valid),
|
|
.input_udp_hdr_ready(tx_udp_hdr_ready),
|
|
.input_udp_ip_dscp(tx_udp_ip_dscp),
|
|
.input_udp_ip_ecn(tx_udp_ip_ecn),
|
|
.input_udp_ip_ttl(tx_udp_ip_ttl),
|
|
.input_udp_ip_source_ip(tx_udp_ip_source_ip),
|
|
.input_udp_ip_dest_ip(tx_udp_ip_dest_ip),
|
|
.input_udp_source_port(tx_udp_source_port),
|
|
.input_udp_dest_port(tx_udp_dest_port),
|
|
.input_udp_length(tx_udp_length),
|
|
.input_udp_checksum(tx_udp_checksum),
|
|
.input_udp_payload_tdata(tx_udp_payload_tdata),
|
|
.input_udp_payload_tkeep(tx_udp_payload_tkeep),
|
|
.input_udp_payload_tvalid(tx_udp_payload_tvalid),
|
|
.input_udp_payload_tready(tx_udp_payload_tready),
|
|
.input_udp_payload_tlast(tx_udp_payload_tlast),
|
|
.input_udp_payload_tuser(tx_udp_payload_tuser),
|
|
// UDP frame output
|
|
.output_udp_hdr_valid(rx_udp_hdr_valid),
|
|
.output_udp_hdr_ready(rx_udp_hdr_ready),
|
|
.output_udp_eth_dest_mac(rx_udp_eth_dest_mac),
|
|
.output_udp_eth_src_mac(rx_udp_eth_src_mac),
|
|
.output_udp_eth_type(rx_udp_eth_type),
|
|
.output_udp_ip_version(rx_udp_ip_version),
|
|
.output_udp_ip_ihl(rx_udp_ip_ihl),
|
|
.output_udp_ip_dscp(rx_udp_ip_dscp),
|
|
.output_udp_ip_ecn(rx_udp_ip_ecn),
|
|
.output_udp_ip_length(rx_udp_ip_length),
|
|
.output_udp_ip_identification(rx_udp_ip_identification),
|
|
.output_udp_ip_flags(rx_udp_ip_flags),
|
|
.output_udp_ip_fragment_offset(rx_udp_ip_fragment_offset),
|
|
.output_udp_ip_ttl(rx_udp_ip_ttl),
|
|
.output_udp_ip_protocol(rx_udp_ip_protocol),
|
|
.output_udp_ip_header_checksum(rx_udp_ip_header_checksum),
|
|
.output_udp_ip_source_ip(rx_udp_ip_source_ip),
|
|
.output_udp_ip_dest_ip(rx_udp_ip_dest_ip),
|
|
.output_udp_source_port(rx_udp_source_port),
|
|
.output_udp_dest_port(rx_udp_dest_port),
|
|
.output_udp_length(rx_udp_length),
|
|
.output_udp_checksum(rx_udp_checksum),
|
|
.output_udp_payload_tdata(rx_udp_payload_tdata),
|
|
.output_udp_payload_tkeep(rx_udp_payload_tkeep),
|
|
.output_udp_payload_tvalid(rx_udp_payload_tvalid),
|
|
.output_udp_payload_tready(rx_udp_payload_tready),
|
|
.output_udp_payload_tlast(rx_udp_payload_tlast),
|
|
.output_udp_payload_tuser(rx_udp_payload_tuser),
|
|
// Status signals
|
|
.ip_rx_busy(),
|
|
.ip_tx_busy(),
|
|
.udp_rx_busy(),
|
|
.udp_tx_busy(),
|
|
.ip_rx_error_header_early_termination(),
|
|
.ip_rx_error_payload_early_termination(),
|
|
.ip_rx_error_invalid_header(),
|
|
.ip_rx_error_invalid_checksum(),
|
|
.ip_tx_error_payload_early_termination(),
|
|
.ip_tx_error_arp_failed(),
|
|
.udp_rx_error_header_early_termination(),
|
|
.udp_rx_error_payload_early_termination(),
|
|
.udp_tx_error_payload_early_termination(),
|
|
// Configuration
|
|
.local_mac(local_mac),
|
|
.local_ip(local_ip),
|
|
.gateway_ip(gateway_ip),
|
|
.subnet_mask(subnet_mask),
|
|
.clear_arp_cache(1'b0)
|
|
);
|
|
|
|
axis_fifo_64 #(
|
|
.ADDR_WIDTH(10),
|
|
.DATA_WIDTH(64)
|
|
)
|
|
udp_payload_fifo (
|
|
.clk(clk),
|
|
.rst(rst),
|
|
|
|
// AXI input
|
|
.input_axis_tdata(rx_fifo_udp_payload_tdata),
|
|
.input_axis_tkeep(rx_fifo_udp_payload_tkeep),
|
|
.input_axis_tvalid(rx_fifo_udp_payload_tvalid),
|
|
.input_axis_tready(rx_fifo_udp_payload_tready),
|
|
.input_axis_tlast(rx_fifo_udp_payload_tlast),
|
|
.input_axis_tuser(rx_fifo_udp_payload_tuser),
|
|
|
|
// AXI output
|
|
.output_axis_tdata(tx_fifo_udp_payload_tdata),
|
|
.output_axis_tkeep(tx_fifo_udp_payload_tkeep),
|
|
.output_axis_tvalid(tx_fifo_udp_payload_tvalid),
|
|
.output_axis_tready(tx_fifo_udp_payload_tready),
|
|
.output_axis_tlast(tx_fifo_udp_payload_tlast),
|
|
.output_axis_tuser(tx_fifo_udp_payload_tuser)
|
|
);
|
|
|
|
endmodule
|