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ARCHITECTURE behavior OF IP_complete_nomac_tb IS
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ARCHITECTURE behavior OF IP_complete_nomac_tb IS
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-- Component Declaration for the Unit Under Test (UUT)
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-- Component Declaration for the Unit Under Test (UUT)
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COMPONENT IP_complete_nomac
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COMPONENT IP_complete_nomac
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PORT(
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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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-- 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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ip_tx_data_out_ready : out std_logic; -- indicates IP TX is ready to take data
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ip_tx_data_out_ready : out std_logic; -- indicates IP TX is ready to take data
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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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signal our_mac_address : std_logic_vector(47 downto 0) := (others => '0');
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signal our_mac_address : std_logic_vector(47 downto 0) := (others => '0');
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signal mac_tx_tready : std_logic := '0';
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signal mac_tx_tready : std_logic := '0';
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signal mac_rx_tdata : std_logic_vector(7 downto 0) := (others => '0');
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signal mac_rx_tdata : std_logic_vector(7 downto 0) := (others => '0');
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signal mac_rx_tvalid : std_logic := '0';
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signal mac_rx_tvalid : std_logic := '0';
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signal mac_rx_tlast : std_logic := '0';
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signal mac_rx_tlast : std_logic := '0';
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signal control : ip_control_type;
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--Outputs
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--Outputs
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signal ip_tx_result : std_logic_vector (1 downto 0); -- tx status (changes during transmission)
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signal ip_tx_result : std_logic_vector (1 downto 0); -- tx status (changes during transmission)
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signal ip_tx_data_out_ready : std_logic; -- indicates IP TX is ready to take data
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signal ip_tx_data_out_ready : std_logic; -- indicates IP TX is ready to take data
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signal ip_rx_start : std_logic;
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signal ip_rx_start : std_logic;
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signal ip_rx : ipv4_rx_type;
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signal ip_rx : ipv4_rx_type;
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rx_clk => clk,
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rx_clk => clk,
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tx_clk => clk,
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tx_clk => 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,
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arp_pkt_count => arp_pkt_count,
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arp_pkt_count => arp_pkt_count,
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mac_tx_tdata => mac_tx_tdata,
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mac_tx_tdata => mac_tx_tdata,
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mac_tx_tvalid => mac_tx_tvalid,
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mac_tx_tvalid => mac_tx_tvalid,
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mac_tx_tready => mac_tx_tready,
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mac_tx_tready => mac_tx_tready,
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mac_tx_tfirst => mac_tx_tfirst,
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mac_tx_tfirst => mac_tx_tfirst,
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-- hold reset state for 100 ns.
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-- hold reset state for 100 ns.
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wait for 80 ns;
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wait for 80 ns;
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our_ip_address <= x"c0a80509"; -- 192.168.5.9
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our_ip_address <= x"c0a80509"; -- 192.168.5.9
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our_mac_address <= x"002320212223";
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our_mac_address <= x"002320212223";
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control.arp_controls.clear_cache <= '0';
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ip_tx_start <= '0';
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ip_tx_start <= '0';
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mac_tx_tready <= '0';
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mac_tx_tready <= '0';
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reset <= '1';
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reset <= '1';
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wait for clk_period*10;
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wait for clk_period*10;
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