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use work.axi.all;
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use work.axi.all;
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use work.ipv4_types.all;
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use work.ipv4_types.all;
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use work.arp_types.all;
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use work.arp_types.all;
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entity UDP_Complete_nomac is
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entity UDP_Complete_nomac is
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generic (
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CLOCK_FREQ : integer := 125000000; -- freq of data_in_clk -- needed to timout cntr
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ARP_TIMEOUT : integer := 60 -- ARP response timeout (s)
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);
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Port (
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Port (
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-- UDP TX signals
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-- UDP TX signals
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udp_tx_start : in std_logic; -- indicates req to tx UDP
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udp_tx_start : in std_logic; -- indicates req to tx UDP
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udp_txi : in udp_tx_type; -- UDP tx cxns
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udp_txi : in udp_tx_type; -- UDP tx cxns
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udp_tx_result : out std_logic_vector (1 downto 0);-- tx status (changes during transmission)
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udp_tx_result : out std_logic_vector (1 downto 0);-- tx status (changes during transmission)
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rx_clk : in STD_LOGIC;
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rx_clk : in STD_LOGIC;
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tx_clk : in STD_LOGIC;
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tx_clk : in STD_LOGIC;
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reset : in STD_LOGIC;
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reset : in STD_LOGIC;
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our_ip_address : in STD_LOGIC_VECTOR (31 downto 0);
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our_ip_address : in STD_LOGIC_VECTOR (31 downto 0);
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our_mac_address : in std_logic_vector (47 downto 0);
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our_mac_address : in std_logic_vector (47 downto 0);
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control : in udp_control_type;
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-- status signals
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-- status signals
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arp_pkt_count : out STD_LOGIC_VECTOR(7 downto 0); -- count of arp pkts received
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arp_pkt_count : out STD_LOGIC_VECTOR(7 downto 0); -- count of arp pkts received
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ip_pkt_count : out STD_LOGIC_VECTOR(7 downto 0); -- number of IP pkts received for us
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ip_pkt_count : out STD_LOGIC_VECTOR(7 downto 0); -- number of IP pkts received for us
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-- MAC Transmitter
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-- MAC Transmitter
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mac_tx_tdata : out std_logic_vector(7 downto 0); -- data byte to tx
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mac_tx_tdata : out std_logic_vector(7 downto 0); -- data byte to tx
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------------------------------------------------------------------------------
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------------------------------------------------------------------------------
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-- Component Declaration for the IP layer
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-- Component Declaration for the IP layer
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------------------------------------------------------------------------------
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------------------------------------------------------------------------------
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component IP_complete_nomac
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component IP_complete_nomac
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generic (
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CLOCK_FREQ : integer := 125000000; -- freq of data_in_clk -- needed to timout cntr
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ARP_TIMEOUT : integer := 60 -- ARP response timeout (s)
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);
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Port (
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Port (
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-- IP Layer signals
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-- IP Layer signals
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ip_tx_start : in std_logic;
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ip_tx_start : in std_logic;
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ip_tx : in ipv4_tx_type; -- IP tx cxns
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ip_tx : in ipv4_tx_type; -- IP tx cxns
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ip_tx_result : out std_logic_vector (1 downto 0); -- tx status (changes during transmission)
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ip_tx_result : out std_logic_vector (1 downto 0); -- tx status (changes during transmission)
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rx_clk : in STD_LOGIC;
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rx_clk : in STD_LOGIC;
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tx_clk : in STD_LOGIC;
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tx_clk : in STD_LOGIC;
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reset : in STD_LOGIC;
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reset : in STD_LOGIC;
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our_ip_address : in STD_LOGIC_VECTOR (31 downto 0);
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our_ip_address : in STD_LOGIC_VECTOR (31 downto 0);
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our_mac_address : in std_logic_vector (47 downto 0);
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our_mac_address : in std_logic_vector (47 downto 0);
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control : in ip_control_type;
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-- status signals
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-- status signals
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arp_pkt_count : out STD_LOGIC_VECTOR(7 downto 0); -- count of arp pkts received
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arp_pkt_count : out STD_LOGIC_VECTOR(7 downto 0); -- count of arp pkts received
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ip_pkt_count : out STD_LOGIC_VECTOR(7 downto 0); -- number of IP pkts received for us
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ip_pkt_count : out STD_LOGIC_VECTOR(7 downto 0); -- number of IP pkts received for us
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-- MAC Transmitter
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-- MAC Transmitter
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mac_tx_tdata : out std_logic_vector(7 downto 0); -- data byte to tx
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mac_tx_tdata : out std_logic_vector(7 downto 0); -- data byte to tx
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-- output followers
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-- output followers
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ip_rx_hdr <= ip_rx_int.hdr;
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ip_rx_hdr <= ip_rx_int.hdr;
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-- Instantiate the UDP TX block
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-- Instantiate the UDP TX block
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udp_tx_block: UDP_TX PORT MAP (
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udp_tx_block: UDP_TX
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PORT MAP (
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-- UDP Layer signals
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-- UDP Layer signals
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udp_tx_start => udp_tx_start,
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udp_tx_start => udp_tx_start,
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udp_txi => udp_txi,
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udp_txi => udp_txi,
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udp_tx_result => udp_tx_result,
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udp_tx_result => udp_tx_result,
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udp_tx_data_out_ready=> udp_tx_data_out_ready,
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udp_tx_data_out_ready=> udp_tx_data_out_ready,
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);
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);
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------------------------------------------------------------------------------
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------------------------------------------------------------------------------
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-- Instantiate the IP layer
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-- Instantiate the IP layer
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------------------------------------------------------------------------------
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------------------------------------------------------------------------------
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IP_block : IP_complete_nomac PORT MAP
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IP_block : IP_complete_nomac
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(
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generic map (
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CLOCK_FREQ => CLOCK_FREQ,
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ARP_TIMEOUT => ARP_TIMEOUT
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)
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PORT MAP (
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-- IP interface
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-- IP interface
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ip_tx_start => ip_tx_start_int,
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ip_tx_start => ip_tx_start_int,
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ip_tx => ip_tx_int,
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ip_tx => ip_tx_int,
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ip_tx_result => ip_tx_result_int,
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ip_tx_result => ip_tx_result_int,
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ip_tx_data_out_ready => ip_tx_data_out_ready_int,
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ip_tx_data_out_ready => ip_tx_data_out_ready_int,
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rx_clk => rx_clk,
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rx_clk => rx_clk,
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tx_clk => tx_clk,
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tx_clk => tx_clk,
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reset => reset,
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reset => reset,
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our_ip_address => our_ip_address,
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our_ip_address => our_ip_address,
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our_mac_address => our_mac_address,
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our_mac_address => our_mac_address,
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control => control.ip_controls,
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-- status signals
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-- status signals
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arp_pkt_count => arp_pkt_count,
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arp_pkt_count => arp_pkt_count,
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ip_pkt_count => ip_pkt_count,
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ip_pkt_count => ip_pkt_count,
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-- MAC Transmitter
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-- MAC Transmitter
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mac_tx_tdata => mac_tx_tdata,
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mac_tx_tdata => mac_tx_tdata,
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