OpenCores

udp_ip_stack/tags/v2.0/doc/src/UDP_IP_Stack.pptx Property changes : Deleted: svn:mime-type ## -1 +0,0 ## -application/octet-stream \ No newline at end of property Index: udp_ip_stack/tags/v2.0/doc/src/zero latency receive.jpg =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Index: udp_ip_stack/tags/v2.0/doc/src/zero latency receive.jpg =================================================================== --- udp_ip_stack/tags/v2.0/doc/src/zero latency receive.jpg (revision 12) +++ udp_ip_stack/tags/v2.0/doc/src/zero latency receive.jpg (nonexistent)

udp_ip_stack/tags/v2.0/doc/src/zero latency receive.jpg Property changes : Deleted: svn:mime-type ## -1 +0,0 ## -application/octet-stream \ No newline at end of property Index: udp_ip_stack/tags/v2.0/doc/UDP_IP_Stack.pdf =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Index: udp_ip_stack/tags/v2.0/doc/UDP_IP_Stack.pdf =================================================================== --- udp_ip_stack/tags/v2.0/doc/UDP_IP_Stack.pdf (revision 12) +++ udp_ip_stack/tags/v2.0/doc/UDP_IP_Stack.pdf (nonexistent)

udp_ip_stack/tags/v2.0/doc/UDP_IP_Stack.pdf Property changes : Deleted: svn:mime-type ## -1 +0,0 ## -application/octet-stream \ No newline at end of property Index: udp_ip_stack/tags/v2.0/sw/UDPTest.java =================================================================== --- udp_ip_stack/tags/v2.0/sw/UDPTest.java (revision 12) +++ udp_ip_stack/tags/v2.0/sw/UDPTest.java (nonexistent) @@ -1,34 +0,0 @@ -package com.pjf; - -import java.io.IOException; -import java.net.SocketException; -import java.net.UnknownHostException; - -public class UDPTest { - private UDPCxn cxn; - - public UDPTest() throws SocketException, UnknownHostException { - cxn = new UDPCxn("192.168.5.9"); - } - - public void go() throws IOException { - String fix1 = "1=45~34=201~18=23~"; - cxn.fixSend(fix1, 2000, true); - byte[] rep = cxn.rcv(); - String reply = new String(rep); - System.out.println("Got [" + reply + "]"); - } - - - public static void main(String[] args) { - UDPTest ut; - try { - ut = new UDPTest(); - ut.go(); - } catch (Exception e) { - e.printStackTrace(); - } - } - - -} Index: udp_ip_stack/tags/v2.0/sw/test_results/UDPTestStream_console.txt =================================================================== --- udp_ip_stack/tags/v2.0/sw/test_results/UDPTestStream_console.txt (revision 12) +++ udp_ip_stack/tags/v2.0/sw/test_results/UDPTestStream_console.txt (nonexistent) @@ -1,152 +0,0 @@ -Sending price tick 225 -Sending price tick 224 -Sending price tick 223 -Sending price tick 222 -Sending price tick 221 -Sending price tick 220 -Sending price tick 219 -Sending price tick 218 -Sending price tick 217 -Sending price tick 216 -Sending price tick 215 -Sending price tick 214 -Sending price tick 213 -Sending price tick 212 -Sending price tick 211 -Sending price tick 210 -Sending price tick 209 -Sending price tick 208 -Sending price tick 207 -Sending price tick 206 -Sending price tick 205 -Sending price tick 204 -Sending price tick 203 -Sending price tick 202 -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Sending price tick 201 -Sending price tick 200 -Sending price tick 199 -Got [@ABC] -Sending price tick 198 -Sending price tick 197 -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Sending price tick 196 -Sending price tick 195 -Got [@ABC] -Sending price tick 194 -Sending price tick 193 -Got [@ABC] -Sending price tick 192 -Sending price tick 191 -Got [@ABC] -Sending price tick 190 -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Sending price tick 189 -Sending price tick 188 -Sending price tick 187 -Got [@ABC] -Got [@ABC] -Sending price tick 186 -Got [@ABC] -Sending price tick 185 -Sending price tick 184 -Got [@ABC] -Sending price tick 183 -Got [@ABC] -Got [@ABC] -Got [@ABC] -Sending price tick 182 -Sending price tick 181 -Got [@ABC] -Sending price tick 180 -Got [@ABC] -Sending price tick 179 -Got [@ABC] -Sending price tick 178 -Sending price tick 177 -Got [@ABC] -Sending price tick 176 -Got [@ABC] -Sending price tick 175 -Got [@ABC] -Got [@ABC] -Sending price tick 174 -Sending price tick 173 -Got [@ABC] -Sending price tick 172 -Got [@ABC] -Got [@ABC] -Got [@ABC] -Sending price tick 171 -Sending price tick 170 -Got [@ABC] -Sending price tick 169 -Sending price tick 168 -Got [@ABC] -Sending price tick 167 -Sending price tick 166 -Got [@ABC] -Sending price tick 165 -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Sending price tick 164 -Got [@ABC] -Sending price tick 163 -Sending price tick 162 -Got [@ABC] -Sending price tick 161 -Got [@ABC] -Sending price tick 160 -Got [@ABC] -Sending price tick 159 -Sending price tick 158 -Got [@ABC] -Sending price tick 157 -Sending price tick 156 -Got [@ABC] -Sending price tick 155 -Got [@ABC] -Sending price tick 154 -Got [@ABC] -Sending price tick 153 -Got [@ABC] -Sending price tick 152 -Got [@ABC] -Got [@ABC] -Got [@ABC] -Got [@ABC] -Sending price tick 151 -Sending price tick 150 -Got [@ABC] -Got [@ABC] Index: udp_ip_stack/tags/v2.0/sw/test_results/UDPTestStream_wireshark.pcap =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Index: udp_ip_stack/tags/v2.0/sw/test_results/UDPTestStream_wireshark.pcap =================================================================== --- udp_ip_stack/tags/v2.0/sw/test_results/UDPTestStream_wireshark.pcap (revision 12) +++ udp_ip_stack/tags/v2.0/sw/test_results/UDPTestStream_wireshark.pcap (nonexistent)

udp_ip_stack/tags/v2.0/sw/test_results/UDPTestStream_wireshark.pcap Property changes : Deleted: svn:mime-type ## -1 +0,0 ## -application/octet-stream \ No newline at end of property Index: udp_ip_stack/tags/v2.0/sw/test_results/UDPTest_console.txt =================================================================== --- udp_ip_stack/tags/v2.0/sw/test_results/UDPTest_console.txt (revision 12) +++ udp_ip_stack/tags/v2.0/sw/test_results/UDPTest_console.txt (nonexistent) @@ -1,2 +0,0 @@ -Sending packet: 1=45~34=201~18=23~ on port 2000 -Got [@ABC] Index: udp_ip_stack/tags/v2.0/sw/test_results/UDPTest_wireshark.pcap =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Index: udp_ip_stack/tags/v2.0/sw/test_results/UDPTest_wireshark.pcap =================================================================== --- udp_ip_stack/tags/v2.0/sw/test_results/UDPTest_wireshark.pcap (revision 12) +++ udp_ip_stack/tags/v2.0/sw/test_results/UDPTest_wireshark.pcap (nonexistent)

udp_ip_stack/tags/v2.0/sw/test_results/UDPTest_wireshark.pcap Property changes : Deleted: svn:mime-type ## -1 +0,0 ## -application/octet-stream \ No newline at end of property Index: udp_ip_stack/tags/v2.0/sw/UDPCxn.java =================================================================== --- udp_ip_stack/tags/v2.0/sw/UDPCxn.java (revision 12) +++ udp_ip_stack/tags/v2.0/sw/UDPCxn.java (nonexistent) @@ -1,72 +0,0 @@ -package com.pjf; - -import java.io.IOException; -import java.net.DatagramPacket; -import java.net.DatagramSocket; -import java.net.InetAddress; -import java.net.SocketException; -import java.net.UnknownHostException; - - -public class UDPCxn { - private DatagramSocket skt; - private InetAddress dstIP; - - public UDPCxn(long dstIPadr) throws SocketException, UnknownHostException { - skt = new DatagramSocket(); - byte[] target = new byte[4]; - target[0] = (byte) ((dstIPadr >> 24) & 0xff); - target[1] = (byte) ((dstIPadr >> 16) & 0xff); - target[2] = (byte) ((dstIPadr >> 8) & 0xff); - target[3] = (byte) (dstIPadr & 0xff); - dstIP = InetAddress.getByAddress(target); - } - - public UDPCxn(String dstIPadr) throws SocketException, UnknownHostException { - skt = new DatagramSocket(); - String[] parts = dstIPadr.split("[.]"); - if (parts.length != 4) { - throw new UnknownHostException("ip addr must have 4 parts"); - } - byte[] target = new byte[4]; - for (int i = 0; i<4; i++) { - target[i] = (byte) Integer.parseInt(parts[i]); - } - dstIP = InetAddress.getByAddress(target); - } - - public void send(byte[] data, int port) throws IOException { - DatagramPacket pkt = new DatagramPacket(data, data.length, dstIP, port); - System.out.println("Sending packet"); - skt.send(pkt); - } - - public void fixSend(String str, int port, boolean print) throws IOException { - String s1 = str.replace('~','\001'); - byte[] data = s1.getBytes(); - DatagramPacket pkt = new DatagramPacket(data, data.length, dstIP, port); - if (print) { - System.out.println("Sending packet: " + str + " on port " + port); - } - skt.send(pkt); - } - - - public byte[] rcv() throws IOException { - byte[] buf = new byte[1024]; - DatagramPacket pkt = new DatagramPacket(buf, buf.length); -// System.out.println("waiting to receive ..."); - skt.receive(pkt); - int len = pkt.getLength(); - byte[] rd = pkt.getData(); - byte[] data = new byte[len]; - for (int i=0; i=150; price--) { - StringBuffer fixmsg = new StringBuffer(fix1); - fixmsg.append(Integer.toString(price)); - fixmsg.append(fix2); - System.out.println("Sending price tick " + price); - cxn.fixSend(fixmsg.toString(), 2000, false); - } - Thread.sleep(2000); - } - - - public static void main(String[] args) { - UDPTestStream ut; - try { - ut = new UDPTestStream(); - ut.go(); - } catch (Exception e) { - e.printStackTrace(); - } - } - - -} Index: udp_ip_stack/tags/v2.0/bench/vhdl/UDP_complete_nomac_tb.vhd =================================================================== --- udp_ip_stack/tags/v2.0/bench/vhdl/UDP_complete_nomac_tb.vhd (revision 12) +++ udp_ip_stack/tags/v2.0/bench/vhdl/UDP_complete_nomac_tb.vhd (nonexistent) @@ -1,1546 +0,0 @@ --------------------------------------------------------------------------------- --- Company: --- Engineer: --- --- Create Date: 09:57:01 06/13/2011 --- Design Name: --- Module Name: C:/Users/pjf/Documents/projects/fpga/xilinx/Network/udp1/UDP_complete_nomac_tb.vhd --- Project Name: udp1 --- Target Device: --- Tool versions: --- Description: --- --- VHDL Test Bench Created by ISE for module: UDP_Complete_nomac --- --- Dependencies: --- --- Revision: --- Revision 0.01 - File Created --- Revision 0.02 - Added test for IP broadcast tx --- Revision 0.03 - Added tests for ARP timeout --- Additional Comments: --- --- Notes: --- This testbench has been automatically generated using types std_logic and --- std_logic_vector for the ports of the unit under test. Xilinx recommends --- that these types always be used for the top-level I/O of a design in order --- to guarantee that the testbench will bind correctly to the post-implementation --- simulation model. --------------------------------------------------------------------------------- -library IEEE; -use IEEE.STD_LOGIC_1164.ALL; -use IEEE.NUMERIC_STD.ALL; -use work.axi.all; -use work.ipv4_types.all; -use work.arp_types.all; - -ENTITY UDP_complete_nomac_tb IS -END UDP_complete_nomac_tb; - -ARCHITECTURE behavior OF UDP_complete_nomac_tb IS - - -- Component Declaration for the Unit Under Test (UUT) - - COMPONENT UDP_Complete_nomac - generic ( - CLOCK_FREQ : integer := 125000000; -- freq of data_in_clk -- needed to timout cntr - ARP_TIMEOUT : integer := 60 -- ARP response timeout (s) - ); - Port ( - -- UDP TX signals - udp_tx_start : in std_logic; -- indicates req to tx UDP - udp_txi : in udp_tx_type; -- UDP tx cxns - udp_tx_result : out std_logic_vector (1 downto 0);-- tx status (changes during transmission) - udp_tx_data_out_ready: out std_logic; -- indicates udp_tx is ready to take data - -- UDP RX signals - udp_rx_start : out std_logic; -- indicates receipt of udp header - udp_rxo : out udp_rx_type; - -- IP RX signals - ip_rx_hdr : out ipv4_rx_header_type; - -- system signals - rx_clk : in STD_LOGIC; - tx_clk : in STD_LOGIC; - reset : in STD_LOGIC; - our_ip_address : in STD_LOGIC_VECTOR (31 downto 0); - our_mac_address : in std_logic_vector (47 downto 0); - control : in udp_control_type; - -- status signals - arp_pkt_count : out STD_LOGIC_VECTOR(7 downto 0); -- count of arp pkts received - ip_pkt_count : out STD_LOGIC_VECTOR(7 downto 0); -- number of IP pkts received for us - -- MAC Transmitter - mac_tx_tdata : out std_logic_vector(7 downto 0); -- data byte to tx - mac_tx_tvalid : out std_logic; -- tdata is valid - mac_tx_tready : in std_logic; -- mac is ready to accept data - mac_tx_tfirst : out std_logic; -- indicates first byte of frame - mac_tx_tlast : out std_logic; -- indicates last byte of frame - -- MAC Receiver - mac_rx_tdata : in std_logic_vector(7 downto 0); -- data byte received - mac_rx_tvalid : in std_logic; -- indicates tdata is valid - mac_rx_tready : out std_logic; -- tells mac that we are ready to take data - mac_rx_tlast : in std_logic -- indicates last byte of the trame - ); - END COMPONENT; - - - - type state_type is (IDLE, WAIT_RX_DONE, DATA_OUT); - type count_mode_type is (RST, INCR, HOLD); - type set_clr_type is (SET, CLR, HOLD); - - - --Inputs - signal udp_tx_start_int : std_logic := '0'; - signal udp_tx_int : udp_tx_type; - signal clk_int : std_logic := '0'; - signal reset : std_logic := '0'; - signal our_ip_address : std_logic_vector(31 downto 0) := (others => '0'); - signal our_mac_address : std_logic_vector(47 downto 0) := (others => '0'); - signal mac_tx_tready : std_logic := '0'; - signal mac_rx_tdata : std_logic_vector(7 downto 0) := (others => '0'); - signal mac_rx_tvalid : std_logic := '0'; - signal mac_rx_tlast : std_logic := '0'; - signal control : udp_control_type; - - --Outputs - signal udp_rx_start_int : std_logic; - signal udp_rx_int : udp_rx_type; - signal ip_rx_hdr : ipv4_rx_header_type; - signal udp_tx_result : std_logic_vector (1 downto 0); - signal udp_tx_data_out_ready_int: std_logic; - - signal arp_pkt_count : std_logic_vector(7 downto 0); - signal ip_pkt_count : std_logic_vector(7 downto 0); - signal mac_tx_tdata : std_logic_vector(7 downto 0); - signal mac_tx_tvalid : std_logic; - signal mac_tx_tfirst : std_logic; - signal mac_tx_tlast : std_logic; - signal mac_rx_tready : std_logic; - - signal pbtx_led : std_logic; - signal pbtx : std_logic := '0'; - - -- state signals - signal state : state_type; - signal count : unsigned (7 downto 0); - signal tx_hdr : udp_tx_header_type; - signal tx_start_reg : std_logic; - signal tx_started_reg : std_logic; - signal tx_fin_reg : std_logic; - - - -- control signals - signal next_state : state_type; - signal set_state : std_logic; - signal set_count : count_mode_type; - signal set_hdr : std_logic; - signal set_tx_start : set_clr_type; - signal set_last : std_logic; - signal set_tx_started : set_clr_type; - signal set_tx_fin : set_clr_type; - signal first_byte_rx : STD_LOGIC_VECTOR(7 downto 0); - - - - -- Clock period definitions - constant clk_period : time := 8 ns; - -BEGIN - - -- Instantiate the Unit Under Test (UUT) - uut: UDP_Complete_nomac - generic map ( - CLOCK_FREQ => 10, -- artificially low count to enable pragmatic testing - ARP_TIMEOUT => 20 - ) - PORT MAP ( - udp_tx_start => udp_tx_start_int, - udp_txi => udp_tx_int, - udp_tx_result => udp_tx_result, - udp_tx_data_out_ready => udp_tx_data_out_ready_int, - udp_rx_start => udp_rx_start_int, - udp_rxo => udp_rx_int, - ip_rx_hdr => ip_rx_hdr, - rx_clk => clk_int, - tx_clk => clk_int, - reset => reset, - our_ip_address => our_ip_address, - our_mac_address => our_mac_address, - control => control, - arp_pkt_count => arp_pkt_count, - ip_pkt_count => ip_pkt_count, - mac_tx_tdata => mac_tx_tdata, - mac_tx_tvalid => mac_tx_tvalid, - mac_tx_tready => mac_tx_tready, - mac_tx_tfirst => mac_tx_tfirst, - mac_tx_tlast => mac_tx_tlast, - mac_rx_tdata => mac_rx_tdata, - mac_rx_tvalid => mac_rx_tvalid, - mac_rx_tready => mac_rx_tready, - mac_rx_tlast => mac_rx_tlast - ); - - -- Clock process definitions - clk_process :process - begin - clk_int <= '0'; - wait for clk_period/2; - clk_int <= '1'; - wait for clk_period/2; - end process; - - - -- Stimulus process - stim_proc: process - begin - -- hold reset state for 100 ns. - wait for 100 ns; - - our_ip_address <= x"c0a80509"; -- 192.168.5.9 - our_mac_address <= x"002320212223"; - control.ip_controls.arp_controls.clear_cache <= '0'; - mac_tx_tready <= '0'; - - reset <= '1'; - wait for clk_period*10; - reset <= '0'; - wait for clk_period*5; - - -- check reset conditions - assert udp_tx_result = UDPTX_RESULT_NONE report "udp_tx_result not initialised correctly on reset"; - assert udp_tx_data_out_ready_int = '0' report "ip_udp_txitx.data.data_out_ready not initialised correctly on reset"; - assert mac_tx_tvalid = '0' report "mac_tx_tvalid not initialised correctly on reset"; - assert mac_tx_tlast = '0' report "mac_tx_tlast not initialised correctly on reset"; - assert arp_pkt_count = x"00" report "arp_pkt_count not initialised correctly on reset"; - assert ip_pkt_count = x"00" report "ip_pkt_count not initialised correctly on reset"; - assert udp_rx_start_int = '0' report "udp_rx_start not initialised correctly on reset"; - assert udp_rx_int.hdr.is_valid = '0' report "udp_rx_int.hdr.is_valid not initialised correctly on reset"; - assert udp_rx_int.hdr.data_length = x"0000" report "udp_rx_int.hdr.data_length not initialised correctly on reset"; - assert udp_rx_int.hdr.src_ip_addr = x"00000000" report "udp_rx_int.hdr.src_ip_addr not initialised correctly on reset"; - assert udp_rx_int.hdr.src_port = x"0000" report "udp_rx_int.hdr.src_port not initialised correctly on reset"; - assert udp_rx_int.hdr.dst_port = x"0000" report "udp_rx_int.hdr.dst_port not initialised correctly on reset"; - assert udp_rx_int.data.data_in = x"00" report "udp_rx_start.data.data_in not initialised correctly on reset"; - assert udp_rx_int.data.data_in_valid = '0' report "udp_rx_start.data.data_in_valid not initialised correctly on reset"; - assert udp_rx_int.data.data_in_last = '0' report "udp_rx_start.data.data_in_last not initialised correctly on reset"; - assert ip_rx_hdr.is_valid = '0' report "ip_rx_hdr.is_valid not initialised correctly on reset"; - assert ip_rx_hdr.protocol = x"00" report "ip_rx_hdr.protocol not initialised correctly on reset"; - assert ip_rx_hdr.data_length = x"0000" report "ip_rx_hdr.data_length not initialised correctly on reset"; - assert ip_rx_hdr.src_ip_addr = x"00000000" report "ip_rx_hdr.src_ip_addr not initialised correctly on reset"; - assert ip_rx_hdr.num_frame_errors = x"00" report "ip_rx_hdr.num_frame_errors not initialised correctly on reset"; - - - -- insert stimulus here - - ------------ - -- TEST 1 -- send ARP request - ------------ - - report "T1: Send an ARP request: who has 192.168.5.9? Tell 192.168.5.1"; - - mac_tx_tready <= '1'; - - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - mac_rx_tdata <= x"29"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"7c"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; - mac_rx_tdata <= x"06"; wait for clk_period; - -- HW type - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- Protocol type - mac_rx_tdata <= x"08"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- HW size - mac_rx_tdata <= x"06"; wait for clk_period; - -- protocol size - mac_rx_tdata <= x"04"; wait for clk_period; - -- Opcode - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- Sender MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - mac_rx_tdata <= x"29"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"7c"; wait for clk_period; - -- Sender IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- Target MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- Target IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"09"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tlast <= '1'; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - - -- check we got the ARP pkt - assert arp_pkt_count = x"01" report "T1: arp_pkt_count wrong value"; - assert ip_pkt_count = x"00" report "T1: ip_pkt_count wrong value"; - assert udp_tx_result = UDPTX_RESULT_NONE report "T1: udp_tx_result wrong value"; - assert udp_tx_data_out_ready_int = '0' report "T1: ip_udp_txitx.data.data_out_ready wrong value"; - assert udp_rx_start_int = '0' report "T1: udp_rx_start wrong value"; - assert udp_rx_int.hdr.is_valid = '0' report "T1: udp_rx_int.hdr.is_valid wrong value"; - assert ip_rx_hdr.is_valid = '0' report "T1: ip_rx_hdr.is_valid wrong value"; - - -- check we tx a response - - wait for clk_period*25; - assert mac_tx_tvalid = '1' report "T1: not transmitting a response"; - wait for clk_period*25; - assert mac_tx_tvalid = '0' report "T1: tx held on for too long"; - - ------------ - -- TEST 2 -- send UDP pkt (same as sample from Java program) - ------------ - - report "T2: Send UDP IP pkt dst ip_address c0a80509, from port f49a to port 2694"; - - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"20"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - mac_rx_tdata <= x"22"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - mac_rx_tdata <= x"29"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"7c"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; -- IP pkt - mac_rx_tdata <= x"00"; wait for clk_period; - -- ver & HL / service type - mac_rx_tdata <= x"45"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- total len - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - -- ID - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"7a"; wait for clk_period; - -- flags & frag - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- TTL - mac_rx_tdata <= x"80"; wait for clk_period; - -- Protocol - mac_rx_tdata <= x"11"; wait for clk_period; - -- Header CKS - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- SRC IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- DST IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"09"; wait for clk_period; - -- SRC port - mac_rx_tdata <= x"f4"; wait for clk_period; - mac_rx_tdata <= x"9a"; wait for clk_period; - -- DST port - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"94"; wait for clk_period; - -- length - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"0d"; wait for clk_period; - -- cks - mac_rx_tdata <= x"8b"; wait for clk_period; - mac_rx_tdata <= x"79"; wait for clk_period; - -- user data - mac_rx_tdata <= x"68"; wait for clk_period; - - -- since we are up to the user data stage, the header should be valid and the data_in_valid should be set - assert udp_rx_int.hdr.is_valid = '1' report "T2: udp_rx_int.hdr.is_valid not set"; - assert udp_rx_int.hdr.data_length = x"0005" report "T2: udp_rx_int.hdr.data_length not set correctly"; - assert udp_rx_int.hdr.src_ip_addr = x"c0a80501" report "T2: udp_rx_int.hdr.src_ip_addr not set correctly"; - assert udp_rx_int.hdr.src_port = x"f49a" report "T2: udp_rx_int.hdr.src_port not set correctly"; - assert udp_rx_int.hdr.dst_port = x"2694" report "T2: udp_rx_int.hdr.dst_port not set correctly"; - - assert udp_rx_start_int = '1' report "T2: udp_rx_start not set"; - assert udp_rx_int.data.data_in_valid = '1' report "T2: udp_rx_int.data.data_in_valid not set"; - - assert ip_rx_hdr.is_valid = '1' report "T2: ip_rx_hdr.is_valid not set"; - assert ip_rx_hdr.protocol = x"11" report "T2: ip_rx_hdr.protocol not set correctly"; - assert ip_rx_hdr.src_ip_addr = x"c0a80501" report "T2: ip_rx.hdr.src_ip_addr not set correctly"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T2: ip_rx.hdr.num_frame_errors not set correctly"; - assert ip_rx_hdr.last_error_code = x"0" report "T2: ip_rx.hdr.last_error_code not set correctly"; - - -- put the rest of the user data - mac_rx_tdata <= x"65"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6f"; mac_rx_tlast <= '1'; wait for clk_period; - - assert udp_rx_int.data.data_in_last = '1' report "T2: udp_rx_int.data.data_in_last not set"; - - mac_rx_tdata <= x"00"; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - wait for clk_period; - - assert udp_rx_int.data.data_in_valid = '0' report "T2: udp_rx_int.data.data_in_valid not cleared"; - assert udp_rx_int.data.data_in_last = '0' report "T2: udp_rx_int.data.data_in_last not cleared"; - assert udp_rx_start_int = '0' report "T2: udp_rx_start not cleared"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T2: ip_rx_hdr.num_frame_errors non zero at end of test"; - assert ip_rx_hdr.last_error_code = x"0" report "T2: ip_rx_hdr.last_error_code indicates error at end of test"; - assert ip_pkt_count = x"01" report "T2: ip pkt cnt incorrect"; - - wait for clk_period*20; - - ------------ - -- TEST 3 -- send UDP pkt again (same as sample from Java program) - ------------ - - report "T3: Send UDP IP pkt dst ip_address c0a80509, from port f49a to port 2694"; - - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"20"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - mac_rx_tdata <= x"22"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - mac_rx_tdata <= x"29"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"7c"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; -- IP pkt - mac_rx_tdata <= x"00"; wait for clk_period; - -- ver & HL / service type - mac_rx_tdata <= x"45"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- total len - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - -- ID - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"7a"; wait for clk_period; - -- flags & frag - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- TTL - mac_rx_tdata <= x"80"; wait for clk_period; - -- Protocol - mac_rx_tdata <= x"11"; wait for clk_period; - -- Header CKS - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- SRC IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- DST IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"09"; wait for clk_period; - -- SRC port - mac_rx_tdata <= x"f4"; wait for clk_period; - mac_rx_tdata <= x"9a"; wait for clk_period; - -- DST port - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"94"; wait for clk_period; - -- length - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"0d"; wait for clk_period; - -- cks - mac_rx_tdata <= x"8b"; wait for clk_period; - mac_rx_tdata <= x"79"; wait for clk_period; - -- user data - mac_rx_tdata <= x"68"; wait for clk_period; - - -- since we are up to the user data stage, the header should be valid and the data_in_valid should be set - assert udp_rx_int.hdr.is_valid = '1' report "T3: udp_rx_int.hdr.is_valid not set"; - assert udp_rx_int.hdr.data_length = x"0005" report "T3: udp_rx_int.hdr.data_length not set correctly"; - assert udp_rx_int.hdr.src_ip_addr = x"c0a80501" report "T3: udp_rx_int.hdr.src_ip_addr not set correctly"; - assert udp_rx_int.hdr.src_port = x"f49a" report "T3: udp_rx_int.hdr.src_port not set correctly"; - assert udp_rx_int.hdr.dst_port = x"2694" report "T3: udp_rx_int.hdr.dst_port not set correctly"; - - assert udp_rx_start_int = '1' report "T3: udp_rx_start not set"; - assert udp_rx_int.data.data_in_valid = '1' report "T3: udp_rx_int.data.data_in_valid not set"; - - assert ip_rx_hdr.is_valid = '1' report "T3: ip_rx_hdr.is_valid not set"; - assert ip_rx_hdr.protocol = x"11" report "T3: ip_rx_hdr.protocol not set correctly"; - assert ip_rx_hdr.src_ip_addr = x"c0a80501" report "T3: ip_rx.hdr.src_ip_addr not set correctly"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T3: ip_rx.hdr.num_frame_errors not set correctly"; - assert ip_rx_hdr.last_error_code = x"0" report "T3: ip_rx.hdr.last_error_code not set correctly"; - - -- put the rest of the user data - mac_rx_tdata <= x"65"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6f"; mac_rx_tlast <= '1'; wait for clk_period; - - assert udp_rx_int.data.data_in_last = '1' report "T3: udp_rx_int.data.data_in_last not set"; - - mac_rx_tdata <= x"00"; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - wait for clk_period; - - assert udp_rx_int.data.data_in_valid = '0' report "T3: udp_rx_int.data.data_in_valid not cleared"; - assert udp_rx_int.data.data_in_last = '0' report "T3: udp_rx_int.data.data_in_last not cleared"; - assert udp_rx_start_int = '0' report "T3: udp_rx_start not cleared"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T3: ip_rx_hdr.num_frame_errors non zero at end of test"; - assert ip_rx_hdr.last_error_code = x"0" report "T3: ip_rx_hdr.last_error_code indicates error at end of test"; - assert ip_pkt_count = x"02" report "T3: ip pkt cnt incorrect"; - - wait for clk_period*50; - - ------------ - -- TEST 4 -- send UDP pkt with specific UDP data to force a broadcast tx in reply - ------------ - - report "T4: Send UDP IP pkt dst ip_address c0a80509, from port f49a to port 2694"; - - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"20"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - mac_rx_tdata <= x"22"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - mac_rx_tdata <= x"29"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"7c"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; -- IP pkt - mac_rx_tdata <= x"00"; wait for clk_period; - -- ver & HL / service type - mac_rx_tdata <= x"45"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- total len - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - -- ID - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"7a"; wait for clk_period; - -- flags & frag - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- TTL - mac_rx_tdata <= x"80"; wait for clk_period; - -- Protocol - mac_rx_tdata <= x"11"; wait for clk_period; - -- Header CKS - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- SRC IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- DST IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"09"; wait for clk_period; - -- SRC port - mac_rx_tdata <= x"f4"; wait for clk_period; - mac_rx_tdata <= x"9a"; wait for clk_period; - -- DST port - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"94"; wait for clk_period; - -- length - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"0d"; wait for clk_period; - -- cks - mac_rx_tdata <= x"8b"; wait for clk_period; - mac_rx_tdata <= x"79"; wait for clk_period; - -- user data - mac_rx_tdata <= x"42"; wait for clk_period; -- First byte 'B' triggers a reply to broadcast addr - - -- since we are up to the user data stage, the header should be valid and the data_in_valid should be set - assert udp_rx_int.hdr.is_valid = '1' report "T4: udp_rx_int.hdr.is_valid not set"; - assert udp_rx_int.hdr.data_length = x"0005" report "T4: udp_rx_int.hdr.data_length not set correctly"; - assert udp_rx_int.hdr.src_ip_addr = x"c0a80501" report "T4: udp_rx_int.hdr.src_ip_addr not set correctly"; - assert udp_rx_int.hdr.src_port = x"f49a" report "T4: udp_rx_int.hdr.src_port not set correctly"; - assert udp_rx_int.hdr.dst_port = x"2694" report "T4: udp_rx_int.hdr.dst_port not set correctly"; - - assert udp_rx_start_int = '1' report "T4: udp_rx_start not set"; - assert udp_rx_int.data.data_in_valid = '1' report "T4: udp_rx_int.data.data_in_valid not set"; - - assert ip_rx_hdr.is_valid = '1' report "T4: ip_rx_hdr.is_valid not set"; - assert ip_rx_hdr.protocol = x"11" report "T4: ip_rx_hdr.protocol not set correctly"; - assert ip_rx_hdr.src_ip_addr = x"c0a80501" report "T4: ip_rx.hdr.src_ip_addr not set correctly"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T4: ip_rx.hdr.num_frame_errors not set correctly"; - assert ip_rx_hdr.last_error_code = x"0" report "T4: ip_rx.hdr.last_error_code not set correctly"; - - -- put the rest of the user data - mac_rx_tdata <= x"65"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6f"; mac_rx_tlast <= '1'; wait for clk_period; - - assert udp_rx_int.data.data_in_last = '1' report "T4: udp_rx_int.data.data_in_last not set"; - - mac_rx_tdata <= x"00"; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - wait for clk_period; - - report "T4: waiting for mac data tx"; - wait until mac_tx_tvalid = '1'; - report "T4: starting mac data tx"; - wait for clk_period; - - -- check the mac data being transmitted - assert mac_tx_tdata = x"ff" report "T4: incorrect dst mac 0"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T4: incorrect dst mac 1"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T4: incorrect dst mac 2"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T4: incorrect dst mac 3"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T4: incorrect dst mac 4"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T4: incorrect dst mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T4: incorrect src mac 0"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T4: incorrect src mac 1"; wait for clk_period; - assert mac_tx_tdata = x"20" report "T4: incorrect src mac 2"; wait for clk_period; - assert mac_tx_tdata = x"21" report "T4: incorrect src mac 3"; wait for clk_period; - assert mac_tx_tdata = x"22" report "T4: incorrect src mac 4"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T4: incorrect src mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"08" report "T4: incorrect pkt_type 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T4: incorrect pkt type 1"; wait for clk_period; - - assert mac_tx_tdata = x"45" report "T4: incorrect ver.hlen"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T4: incorrect srv type"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T4: incorrect len 0"; wait for clk_period; - assert mac_tx_tdata = x"20" report "T4: incorrect len 1"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T4: incorrect ident 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T4: incorrect ident 1"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T4: incorrect flag&frag 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T4: incorrect flag&frag 1"; wait for clk_period; - - assert mac_tx_tdata = x"80" report "T4: incorrect TTL"; wait for clk_period; - assert mac_tx_tdata = x"11" report "T4: incorrect protocol"; wait for clk_period; - assert mac_tx_tdata = x"75" report "T4: incorrect hdr.cks 0"; wait for clk_period; - assert mac_tx_tdata = x"1c" report "T4: incorrect hdr.cks 1"; wait for clk_period; - - assert mac_tx_tdata = x"c0" report "T4: incorrect src ip 0"; wait for clk_period; - assert mac_tx_tdata = x"a8" report "T4: incorrect src ip 1"; wait for clk_period; - assert mac_tx_tdata = x"05" report "T4: incorrect src ip 2"; wait for clk_period; - assert mac_tx_tdata = x"09" report "T4: incorrect src ip 3"; wait for clk_period; - - assert mac_tx_tdata = x"ff" report "T4: incorrect dst ip 0"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T4: incorrect dst ip 1"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T4: incorrect dst ip 2"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T4: incorrect dst ip 3"; wait for clk_period; - - assert mac_tx_tdata = x"26" report "T4: incorrect src port 0"; wait for clk_period; - assert mac_tx_tdata = x"94" report "T4: incorrect src port 1"; wait for clk_period; - assert mac_tx_tdata = x"f4" report "T4: incorrect dst port 0"; wait for clk_period; - assert mac_tx_tdata = x"9a" report "T4: incorrect dst port 1"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T4: incorrect udp len 0"; wait for clk_period; - assert mac_tx_tdata = x"0c" report "T4: incorrect udp len 1"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T4: incorrect udp cks 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T4: incorrect udp cks 1"; wait for clk_period; - - assert mac_tx_tdata = x"40" report "T4: incorrect udp data 0"; wait for clk_period; - assert mac_tx_tdata = x"41" report "T4: incorrect udp data 1"; wait for clk_period; - - assert mac_tx_tdata = x"42" report "T4: incorrect udp data 2"; - assert mac_tx_tlast = '0' report "T4: tlast asserted too soon"; wait for clk_period; - assert mac_tx_tdata = x"43" report "T4: incorrect udp data 3"; - assert mac_tx_tlast = '1' report "T4: tlast not asserted"; wait for clk_period; - - assert udp_tx_result = IPTX_RESULT_SENT report "T4: TX did not complete"; - - assert udp_rx_int.data.data_in_valid = '0' report "T4: udp_rx_int.data.data_in_valid not cleared"; - assert udp_rx_int.data.data_in_last = '0' report "T4: udp_rx_int.data.data_in_last not cleared"; - assert udp_rx_start_int = '0' report "T4: udp_rx_start not cleared"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T4: ip_rx_hdr.num_frame_errors non zero at end of test"; - assert ip_rx_hdr.last_error_code = x"0" report "T4: ip_rx_hdr.last_error_code indicates error at end of test"; - assert ip_pkt_count = x"03" report "T4: ip pkt cnt incorrect"; - - ------------ - -- TEST 5 -- send UDP pkt with dst=bc addr to ensure we can receive broadcast tx - ------------ - - report "T5: Send UDP IP pkt dst ip_address bc, from port f49a to port 2694"; - - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - mac_rx_tdata <= x"29"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"7c"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; -- IP pkt - mac_rx_tdata <= x"00"; wait for clk_period; - -- ver & HL / service type - mac_rx_tdata <= x"45"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- total len - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - -- ID - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"7a"; wait for clk_period; - -- flags & frag - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- TTL - mac_rx_tdata <= x"80"; wait for clk_period; - -- Protocol - mac_rx_tdata <= x"11"; wait for clk_period; - -- Header CKS - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- SRC IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- DST IP - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - -- SRC port - mac_rx_tdata <= x"f4"; wait for clk_period; - mac_rx_tdata <= x"9a"; wait for clk_period; - -- DST port - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"94"; wait for clk_period; - -- length - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"0d"; wait for clk_period; - -- cks - mac_rx_tdata <= x"8b"; wait for clk_period; - mac_rx_tdata <= x"79"; wait for clk_period; - -- user data - mac_rx_tdata <= x"68"; wait for clk_period; - - -- since we are up to the user data stage, the header should be valid and the data_in_valid should be set - assert udp_rx_int.hdr.is_valid = '1' report "T5: udp_rx_int.hdr.is_valid not set"; - assert udp_rx_int.hdr.data_length = x"0005" report "T5: udp_rx_int.hdr.data_length not set correctly"; - assert udp_rx_int.hdr.src_ip_addr = x"c0a80501" report "T5: udp_rx_int.hdr.src_ip_addr not set correctly"; - assert udp_rx_int.hdr.src_port = x"f49a" report "T5: udp_rx_int.hdr.src_port not set correctly"; - assert udp_rx_int.hdr.dst_port = x"2694" report "T5: udp_rx_int.hdr.dst_port not set correctly"; - - assert udp_rx_start_int = '1' report "T5: udp_rx_start not set"; - assert udp_rx_int.data.data_in_valid = '1' report "T5: udp_rx_int.data.data_in_valid not set"; - - assert ip_rx_hdr.is_valid = '1' report "T5: ip_rx_hdr.is_valid not set"; - assert ip_rx_hdr.protocol = x"11" report "T5: ip_rx_hdr.protocol not set correctly"; - assert ip_rx_hdr.src_ip_addr = x"c0a80501" report "T5: ip_rx.hdr.src_ip_addr not set correctly"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T5: ip_rx.hdr.num_frame_errors not set correctly"; - assert ip_rx_hdr.last_error_code = x"0" report "T5: ip_rx.hdr.last_error_code not set correctly"; - - -- put the rest of the user data - mac_rx_tdata <= x"65"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6f"; mac_rx_tlast <= '1'; wait for clk_period; - - assert udp_rx_int.data.data_in_last = '1' report "T5: udp_rx_int.data.data_in_last not set"; - - mac_rx_tdata <= x"00"; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - - report "T5: waiting for mac data tx"; - if mac_tx_tvalid = '0' then - wait until mac_tx_tvalid = '1'; - wait for clk_period; - end if; - report "T5: starting mac data tx"; - - -- check the mac data being transmitted - assert mac_tx_tdata = x"00" report "T5: incorrect dst mac 0"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T5: incorrect dst mac 1"; wait for clk_period; - assert mac_tx_tdata = x"18" report "T5: incorrect dst mac 2"; wait for clk_period; - assert mac_tx_tdata = x"29" report "T5: incorrect dst mac 3"; wait for clk_period; - assert mac_tx_tdata = x"26" report "T5: incorrect dst mac 4"; wait for clk_period; - assert mac_tx_tdata = x"7c" report "T5: incorrect dst mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T5: incorrect src mac 0"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T5: incorrect src mac 1"; wait for clk_period; - assert mac_tx_tdata = x"20" report "T5: incorrect src mac 2"; wait for clk_period; - assert mac_tx_tdata = x"21" report "T5: incorrect src mac 3"; wait for clk_period; - assert mac_tx_tdata = x"22" report "T5: incorrect src mac 4"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T5: incorrect src mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"08" report "T5: incorrect pkt_type 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T5: incorrect pkt type 1"; wait for clk_period; - - assert mac_tx_tdata = x"45" report "T5: incorrect ver.hlen"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T5: incorrect srv type"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T5: incorrect len 0"; wait for clk_period; - assert mac_tx_tdata = x"20" report "T5: incorrect len 1"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T5: incorrect ident 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T5: incorrect ident 1"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T5: incorrect flag&frag 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T5: incorrect flag&frag 1"; wait for clk_period; - - assert mac_tx_tdata = x"80" report "T5: incorrect TTL"; wait for clk_period; - assert mac_tx_tdata = x"11" report "T5: incorrect protocol"; wait for clk_period; - assert mac_tx_tdata = x"af" report "T5: incorrect hdr.cks 0"; wait for clk_period; - assert mac_tx_tdata = x"72" report "T5: incorrect hdr.cks 1"; wait for clk_period; - - assert mac_tx_tdata = x"c0" report "T5: incorrect src ip 0"; wait for clk_period; - assert mac_tx_tdata = x"a8" report "T5: incorrect src ip 1"; wait for clk_period; - assert mac_tx_tdata = x"05" report "T5: incorrect src ip 2"; wait for clk_period; - assert mac_tx_tdata = x"09" report "T5: incorrect src ip 3"; wait for clk_period; - - assert mac_tx_tdata = x"c0" report "T5: incorrect dst ip 0"; wait for clk_period; - assert mac_tx_tdata = x"a8" report "T5: incorrect dst ip 1"; wait for clk_period; - assert mac_tx_tdata = x"05" report "T5: incorrect dst ip 2"; wait for clk_period; - assert mac_tx_tdata = x"01" report "T5: incorrect dst ip 3"; wait for clk_period; - - assert mac_tx_tdata = x"26" report "T5: incorrect src port 0"; wait for clk_period; - assert mac_tx_tdata = x"94" report "T5: incorrect src port 1"; wait for clk_period; - assert mac_tx_tdata = x"f4" report "T5: incorrect dst port 0"; wait for clk_period; - assert mac_tx_tdata = x"9a" report "T5: incorrect dst port 1"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T5: incorrect udp len 0"; wait for clk_period; - assert mac_tx_tdata = x"0c" report "T5: incorrect udp len 1"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T5: incorrect udp cks 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T5: incorrect udp cks 1"; wait for clk_period; - - assert mac_tx_tdata = x"50" report "T5: incorrect udp data 0"; wait for clk_period; - assert mac_tx_tdata = x"51" report "T5: incorrect udp data 1"; wait for clk_period; - - assert mac_tx_tdata = x"52" report "T5: incorrect udp data 2"; - assert mac_tx_tlast = '0' report "T5: tlast asserted too soon"; wait for clk_period; - assert mac_tx_tdata = x"53" report "T5: incorrect udp data 3"; - assert mac_tx_tlast = '1' report "T5: tlast not asserted"; wait for clk_period; - - assert udp_tx_result = IPTX_RESULT_SENT report "T5: TX did not complete"; - - assert udp_rx_int.data.data_in_valid = '0' report "T5: udp_rx_int.data.data_in_valid not cleared"; - assert udp_rx_int.data.data_in_last = '0' report "T5: udp_rx_int.data.data_in_last not cleared"; - assert udp_rx_start_int = '0' report "T5: udp_rx_start not cleared"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T5: ip_rx_hdr.num_frame_errors non zero at end of test"; - assert ip_rx_hdr.last_error_code = x"0" report "T5: ip_rx_hdr.last_error_code indicates error at end of test"; - assert ip_pkt_count = x"04" report "T5: ip pkt cnt incorrect"; - - - ------------ - -- TEST 6 -- send UDP pkt with data to trigger the sending of a pkt to unknown IP addr to force an ARP timeout - ------------ - - report "T6: Send UDP IP pkt dst ip_address c0a80509, from port f49a to port 2694 with data x43 to trig tx to unknown IP"; - - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"20"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - mac_rx_tdata <= x"22"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - mac_rx_tdata <= x"29"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"7c"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; -- IP pkt - mac_rx_tdata <= x"00"; wait for clk_period; - -- ver & HL / service type - mac_rx_tdata <= x"45"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- total len - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - -- ID - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"7a"; wait for clk_period; - -- flags & frag - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- TTL - mac_rx_tdata <= x"80"; wait for clk_period; - -- Protocol - mac_rx_tdata <= x"11"; wait for clk_period; - -- Header CKS - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- SRC IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- DST IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"09"; wait for clk_period; - -- SRC port - mac_rx_tdata <= x"f4"; wait for clk_period; - mac_rx_tdata <= x"9a"; wait for clk_period; - -- DST port - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"94"; wait for clk_period; - -- length - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"0d"; wait for clk_period; - -- cks - mac_rx_tdata <= x"8b"; wait for clk_period; - mac_rx_tdata <= x"79"; wait for clk_period; - -- user data - mac_rx_tdata <= x"43"; wait for clk_period; -- First byte 'C' triggers a reply to unknown addr - - -- since we are up to the user data stage, the header should be valid and the data_in_valid should be set - assert udp_rx_int.hdr.is_valid = '1' report "T6: udp_rx_int.hdr.is_valid not set"; - assert udp_rx_int.hdr.data_length = x"0005" report "T6: udp_rx_int.hdr.data_length not set correctly"; - assert udp_rx_int.hdr.src_ip_addr = x"c0a80501" report "T6: udp_rx_int.hdr.src_ip_addr not set correctly"; - assert udp_rx_int.hdr.src_port = x"f49a" report "T6: udp_rx_int.hdr.src_port not set correctly"; - assert udp_rx_int.hdr.dst_port = x"2694" report "T6: udp_rx_int.hdr.dst_port not set correctly"; - - assert udp_rx_start_int = '1' report "T6: udp_rx_start not set"; - assert udp_rx_int.data.data_in_valid = '1' report "T6: udp_rx_int.data.data_in_valid not set"; - - assert ip_rx_hdr.is_valid = '1' report "T6: ip_rx_hdr.is_valid not set"; - assert ip_rx_hdr.protocol = x"11" report "T6: ip_rx_hdr.protocol not set correctly"; - assert ip_rx_hdr.src_ip_addr = x"c0a80501" report "T6: ip_rx.hdr.src_ip_addr not set correctly"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T6: ip_rx.hdr.num_frame_errors not set correctly"; - assert ip_rx_hdr.last_error_code = x"0" report "T6: ip_rx.hdr.last_error_code not set correctly"; - - -- put the rest of the user data - mac_rx_tdata <= x"65"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6f"; mac_rx_tlast <= '1'; wait for clk_period; - - assert udp_rx_int.data.data_in_last = '1' report "T6: udp_rx_int.data.data_in_last not set"; - - mac_rx_tdata <= x"00"; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - wait for clk_period; - - report "T6: waiting for mac data tx"; - wait until mac_tx_tvalid = '1'; - report "T6: starting mac data tx"; - wait for clk_period; - - -- check the mac data being transmitted is valid ARP request - assert mac_tx_tdata = x"ff" report "T6: incorrect dst mac 0"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T6: incorrect dst mac 1"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T6: incorrect dst mac 2"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T6: incorrect dst mac 3"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T6: incorrect dst mac 4"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T6: incorrect dst mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T6: incorrect src mac 0"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T6: incorrect src mac 1"; wait for clk_period; - assert mac_tx_tdata = x"20" report "T6: incorrect src mac 2"; wait for clk_period; - assert mac_tx_tdata = x"21" report "T6: incorrect src mac 3"; wait for clk_period; - assert mac_tx_tdata = x"22" report "T6: incorrect src mac 4"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T6: incorrect src mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"08" report "T6: incorrect pkt_type 0"; wait for clk_period; - assert mac_tx_tdata = x"06" report "T6: incorrect pkt type 1"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T6: incorrect HW type.0"; wait for clk_period; - assert mac_tx_tdata = x"01" report "T6: incorrect HW type.1"; wait for clk_period; - assert mac_tx_tdata = x"08" report "T6: incorrect prot.0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T6: incorrect prot.1"; wait for clk_period; - assert mac_tx_tdata = x"06" report "T6: incorrect HW size"; wait for clk_period; - assert mac_tx_tdata = x"04" report "T6: incorrect prot size"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T6: incorrect opcode.0"; wait for clk_period; - assert mac_tx_tdata = x"01" report "T6: incorrect opcode.1"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T6: incorrect sndr mac 0"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T6: incorrect sndr mac 1"; wait for clk_period; - assert mac_tx_tdata = x"20" report "T6: incorrect sndr mac 2"; wait for clk_period; - assert mac_tx_tdata = x"21" report "T6: incorrect sndr mac 3"; wait for clk_period; - assert mac_tx_tdata = x"22" report "T6: incorrect sndr mac 4"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T6: incorrect sndr mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"c0" report "T6: incorrect sndr ip 0"; wait for clk_period; - assert mac_tx_tdata = x"a8" report "T6: incorrect sndr ip 1"; wait for clk_period; - assert mac_tx_tdata = x"05" report "T6: incorrect sndr ip 2"; wait for clk_period; - assert mac_tx_tdata = x"09" report "T6: incorrect sndr ip 3"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T6: incorrect trg mac 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T6: incorrect trg mac 1"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T6: incorrect trg mac 2"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T6: incorrect trg mac 3"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T6: incorrect trg mac 4"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T6: incorrect trg mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"c0" report "T6: incorrect trg ip 0"; wait for clk_period; - assert mac_tx_tdata = x"bb" report "T6: incorrect trg ip 1"; wait for clk_period; - assert mac_tx_tdata = x"cc" report "T6: incorrect trg ip 2"; - assert mac_tx_tlast = '0' report "T6: tlast asserted too soon"; - wait for clk_period; - - assert mac_tx_tdata = x"dd" report "T6: incorrect trg ip 3"; - assert mac_tx_tlast = '1' report "T6: tlast should be set"; - wait for clk_period; - - assert udp_tx_result = IPTX_RESULT_SENDING report "T6: TX should still be in sending phase"; - - assert udp_rx_int.data.data_in_valid = '0' report "T6: udp_rx_int.data.data_in_valid not cleared"; - assert udp_rx_int.data.data_in_last = '0' report "T6: udp_rx_int.data.data_in_last not cleared"; - assert udp_rx_start_int = '0' report "T6: udp_rx_start not cleared"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T6: ip_rx_hdr.num_frame_errors non zero at end of test"; - assert ip_rx_hdr.last_error_code = x"0" report "T6: ip_rx_hdr.last_error_code indicates error at end of test"; - assert ip_pkt_count = x"05" report "T6: ip pkt cnt incorrect"; - - -- check for error on tx as a result of ARP timeout - - wait for clk_period*10*20; - assert udp_tx_result = IPTX_RESULT_ERR report "T6: TX should resulkt in error (arp timeout)"; - - wait for clk_period*10; - - ------------ - -- TEST 7 -- send UDP pkt again to ensure that we can rx a pkt and tx after a timeout - ------------ - - report "T7: Send UDP IP pkt dst ip_address c0a80509, from port f49a to port 2694"; - - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"20"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - mac_rx_tdata <= x"22"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - mac_rx_tdata <= x"29"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"7c"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; -- IP pkt - mac_rx_tdata <= x"00"; wait for clk_period; - -- ver & HL / service type - mac_rx_tdata <= x"45"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- total len - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - -- ID - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"7a"; wait for clk_period; - -- flags & frag - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- TTL - mac_rx_tdata <= x"80"; wait for clk_period; - -- Protocol - mac_rx_tdata <= x"11"; wait for clk_period; - -- Header CKS - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- SRC IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- DST IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"09"; wait for clk_period; - -- SRC port - mac_rx_tdata <= x"f4"; wait for clk_period; - mac_rx_tdata <= x"9a"; wait for clk_period; - -- DST port - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"94"; wait for clk_period; - -- length - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"0d"; wait for clk_period; - -- cks - mac_rx_tdata <= x"8b"; wait for clk_period; - mac_rx_tdata <= x"79"; wait for clk_period; - -- user data - mac_rx_tdata <= x"68"; wait for clk_period; - - -- since we are up to the user data stage, the header should be valid and the data_in_valid should be set - assert udp_rx_int.hdr.is_valid = '1' report "T7: udp_rx_int.hdr.is_valid not set"; - assert udp_rx_int.hdr.data_length = x"0005" report "T7: udp_rx_int.hdr.data_length not set correctly"; - assert udp_rx_int.hdr.src_ip_addr = x"c0a80501" report "T7: udp_rx_int.hdr.src_ip_addr not set correctly"; - assert udp_rx_int.hdr.src_port = x"f49a" report "T7: udp_rx_int.hdr.src_port not set correctly"; - assert udp_rx_int.hdr.dst_port = x"2694" report "T7: udp_rx_int.hdr.dst_port not set correctly"; - - assert udp_rx_start_int = '1' report "T7: udp_rx_start not set"; - assert udp_rx_int.data.data_in_valid = '1' report "T7: udp_rx_int.data.data_in_valid not set"; - - assert ip_rx_hdr.is_valid = '1' report "T7: ip_rx_hdr.is_valid not set"; - assert ip_rx_hdr.protocol = x"11" report "T7: ip_rx_hdr.protocol not set correctly"; - assert ip_rx_hdr.src_ip_addr = x"c0a80501" report "T7: ip_rx.hdr.src_ip_addr not set correctly"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T7: ip_rx.hdr.num_frame_errors not set correctly"; - assert ip_rx_hdr.last_error_code = x"0" report "T7: ip_rx.hdr.last_error_code not set correctly"; - - -- put the rest of the user data - mac_rx_tdata <= x"65"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6f"; mac_rx_tlast <= '1'; wait for clk_period; - - assert udp_rx_int.data.data_in_last = '1' report "T7: udp_rx_int.data.data_in_last not set"; - - mac_rx_tdata <= x"00"; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - wait for clk_period; - - report "T7: waiting for mac ARP REQ data tx"; - if mac_tx_tvalid = '0' then - wait until mac_tx_tvalid = '1'; - wait for clk_period; - end if; - report "T7: starting mac ARP REQ data tx"; - - -- check the ARP REQ mac data being transmitted - assert mac_tx_tdata = x"ff" report "T7: arp incorrect dst mac 0"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T7: arp incorrect dst mac 1"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T7: arp incorrect dst mac 2"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T7: arp incorrect dst mac 3"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T7: arp incorrect dst mac 4"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T7: arp incorrect dst mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T7: arp incorrect src mac 0"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T7: arp incorrect src mac 1"; wait for clk_period; - assert mac_tx_tdata = x"20" report "T7: arp incorrect src mac 2"; wait for clk_period; - assert mac_tx_tdata = x"21" report "T7: arp incorrect src mac 3"; wait for clk_period; - assert mac_tx_tdata = x"22" report "T7: arp incorrect src mac 4"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T7: arp incorrect src mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"08" report "T7: arp incorrect pkt_type 0"; wait for clk_period; - assert mac_tx_tdata = x"06" report "T7: arp incorrect pkt type 1"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T7: arp incorrect HW type.0"; wait for clk_period; - assert mac_tx_tdata = x"01" report "T7: arp incorrect HW type.1"; wait for clk_period; - assert mac_tx_tdata = x"08" report "T7: arp incorrect prot.0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: arp incorrect prot.1"; wait for clk_period; - assert mac_tx_tdata = x"06" report "T7: arp incorrect HW size"; wait for clk_period; - assert mac_tx_tdata = x"04" report "T7: arp incorrect prot size"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: arp incorrect opcode.0"; wait for clk_period; - assert mac_tx_tdata = x"01" report "T7: arp incorrect opcode.1"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T7: arp incorrect sndr mac 0"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T7: arp incorrect sndr mac 1"; wait for clk_period; - assert mac_tx_tdata = x"20" report "T7: arp incorrect sndr mac 2"; wait for clk_period; - assert mac_tx_tdata = x"21" report "T7: arp incorrect sndr mac 3"; wait for clk_period; - assert mac_tx_tdata = x"22" report "T7: arp incorrect sndr mac 4"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T7: arp incorrect sndr mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"c0" report "T7: arp incorrect sndr ip 0"; wait for clk_period; - assert mac_tx_tdata = x"a8" report "T7: arp incorrect sndr ip 1"; wait for clk_period; - assert mac_tx_tdata = x"05" report "T7: arp incorrect sndr ip 2"; wait for clk_period; - assert mac_tx_tdata = x"09" report "T7: arp incorrect sndr ip 3"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T7: arp incorrect trg mac 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: arp incorrect trg mac 1"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: arp incorrect trg mac 2"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: arp incorrect trg mac 3"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: arp incorrect trg mac 4"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: arp incorrect trg mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"c0" report "T7: arp incorrect trg ip 0"; wait for clk_period; - assert mac_tx_tdata = x"a8" report "T7: arp incorrect trg ip 1"; wait for clk_period; - assert mac_tx_tdata = x"05" report "T7: arp incorrect trg ip 2"; - assert mac_tx_tlast = '0' report "T7: arp tlast asserted too soon"; - wait for clk_period; - - assert mac_tx_tdata = x"01" report "T7: arp incorrect trg ip 3"; - assert mac_tx_tlast = '1' report "T7: arp tlast should be set"; - wait for clk_period; - - assert udp_tx_result = IPTX_RESULT_SENDING report "T7: arp TX should still be in sending phase"; - - wait for clk_period*5; - - report "T7: feeding in an arp reply: I have c0180501 at mac 021503230454"; - - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"02"; wait for clk_period; - mac_rx_tdata <= x"15"; wait for clk_period; - mac_rx_tdata <= x"03"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"04"; wait for clk_period; - mac_rx_tdata <= x"54"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; - mac_rx_tdata <= x"06"; wait for clk_period; - -- HW type - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- Protocol type - mac_rx_tdata <= x"08"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- HW size - mac_rx_tdata <= x"06"; wait for clk_period; - -- protocol size - mac_rx_tdata <= x"04"; wait for clk_period; - -- Opcode - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"02"; wait for clk_period; - -- Sender MAC - mac_rx_tdata <= x"02"; wait for clk_period; - mac_rx_tdata <= x"15"; wait for clk_period; - mac_rx_tdata <= x"03"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"04"; wait for clk_period; - mac_rx_tdata <= x"54"; wait for clk_period; - -- Sender IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- Target MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"20"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - mac_rx_tdata <= x"22"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - -- Target IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"09"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tlast <= '1'; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - wait for clk_period; - - assert udp_tx_result = IPTX_RESULT_SENDING report "T7: TX should still be sending"; - - report "T7: waiting for mac data tx"; - if mac_tx_tvalid = '0' then - wait until mac_tx_tvalid = '1'; - wait for clk_period; - end if; - report "T7: starting mac data tx"; - - -- check the mac data being transmitted - assert mac_tx_tdata = x"02" report "T7: incorrect dst mac 0"; wait for clk_period; - assert mac_tx_tdata = x"15" report "T7: incorrect dst mac 1"; wait for clk_period; - assert mac_tx_tdata = x"03" report "T7: incorrect dst mac 2"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T7: incorrect dst mac 3"; wait for clk_period; - assert mac_tx_tdata = x"04" report "T7: incorrect dst mac 4"; wait for clk_period; - assert mac_tx_tdata = x"54" report "T7: incorrect dst mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T7: incorrect src mac 0"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T7: incorrect src mac 1"; wait for clk_period; - assert mac_tx_tdata = x"20" report "T7: incorrect src mac 2"; wait for clk_period; - assert mac_tx_tdata = x"21" report "T7: incorrect src mac 3"; wait for clk_period; - assert mac_tx_tdata = x"22" report "T7: incorrect src mac 4"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T7: incorrect src mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"08" report "T7: incorrect pkt_type 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: incorrect pkt type 1"; wait for clk_period; - - assert mac_tx_tdata = x"45" report "T7: incorrect ver.hlen"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: incorrect srv type"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: incorrect len 0"; wait for clk_period; - assert mac_tx_tdata = x"20" report "T7: incorrect len 1"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T7: incorrect ident 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: incorrect ident 1"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: incorrect flag&frag 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: incorrect flag&frag 1"; wait for clk_period; - - assert mac_tx_tdata = x"80" report "T7: incorrect TTL"; wait for clk_period; - assert mac_tx_tdata = x"11" report "T7: incorrect protocol"; wait for clk_period; - assert mac_tx_tdata = x"af" report "T7: incorrect hdr.cks 0"; wait for clk_period; - assert mac_tx_tdata = x"72" report "T7: incorrect hdr.cks 1"; wait for clk_period; - - assert mac_tx_tdata = x"c0" report "T7: incorrect src ip 0"; wait for clk_period; - assert mac_tx_tdata = x"a8" report "T7: incorrect src ip 1"; wait for clk_period; - assert mac_tx_tdata = x"05" report "T7: incorrect src ip 2"; wait for clk_period; - assert mac_tx_tdata = x"09" report "T7: incorrect src ip 3"; wait for clk_period; - - assert mac_tx_tdata = x"c0" report "T7: incorrect dst ip 0"; wait for clk_period; - assert mac_tx_tdata = x"a8" report "T7: incorrect dst ip 1"; wait for clk_period; - assert mac_tx_tdata = x"05" report "T7: incorrect dst ip 2"; wait for clk_period; - assert mac_tx_tdata = x"01" report "T7: incorrect dst ip 3"; wait for clk_period; - - assert mac_tx_tdata = x"26" report "T7: incorrect src port 0"; wait for clk_period; - assert mac_tx_tdata = x"94" report "T7: incorrect src port 1"; wait for clk_period; - assert mac_tx_tdata = x"f4" report "T7: incorrect dst port 0"; wait for clk_period; - assert mac_tx_tdata = x"9a" report "T7: incorrect dst port 1"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T7: incorrect udp len 0"; wait for clk_period; - assert mac_tx_tdata = x"0c" report "T7: incorrect udp len 1"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: incorrect udp cks 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: incorrect udp cks 1"; wait for clk_period; - - assert mac_tx_tdata = x"40" report "T7: incorrect udp data 0"; wait for clk_period; - assert mac_tx_tdata = x"41" report "T7: incorrect udp data 1"; wait for clk_period; - - assert mac_tx_tdata = x"42" report "T7: incorrect udp data 2"; - assert mac_tx_tlast = '0' report "T7: tlast asserted too soon"; wait for clk_period; - assert mac_tx_tdata = x"43" report "T7: incorrect udp data 3"; - assert mac_tx_tlast = '1' report "T7: tlast not asserted"; wait for clk_period; - - assert udp_tx_result = IPTX_RESULT_SENT report "T7: TX did not complete"; - - assert udp_rx_int.data.data_in_valid = '0' report "T7: udp_rx_int.data.data_in_valid not cleared"; - assert udp_rx_int.data.data_in_last = '0' report "T7: udp_rx_int.data.data_in_last not cleared"; - assert udp_rx_start_int = '0' report "T7: udp_rx_start not cleared"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T7: ip_rx_hdr.num_frame_errors non zero at end of test"; - assert ip_rx_hdr.last_error_code = x"0" report "T7: ip_rx_hdr.last_error_code indicates error at end of test"; - assert ip_pkt_count = x"06" report "T7: ip pkt cnt incorrect"; - - - report "--- end of tests ---"; - wait; - end process; - - -- AUTO TX process - on receipt of any UDP pkt, send a response. data sent is modified if a broadcast was received. - - -- TX response process - COMB - tx_proc_combinatorial: process( - -- inputs - udp_rx_start_int, udp_rx_int, udp_tx_data_out_ready_int, udp_tx_result, ip_rx_hdr, - udp_tx_int.data.data_out_valid, PBTX, - -- state - state, count, tx_hdr, tx_start_reg, tx_started_reg, tx_fin_reg, - -- controls - next_state, set_state, set_count, set_hdr, set_tx_start, set_last, - set_tx_started, set_tx_fin, first_byte_rx - ) - begin - -- set output_followers - udp_tx_int.hdr <= tx_hdr; - udp_tx_int.data.data_out_last <= set_last; - udp_tx_start_int <= tx_start_reg; - - -- set control signal defaults - next_state <= IDLE; - set_state <= '0'; - set_count <= HOLD; - set_hdr <= '0'; - set_tx_start <= HOLD; - set_last <= '0'; - set_tx_started <= HOLD; - set_tx_fin <= HOLD; - first_byte_rx <= (others => '0'); - - -- FSM - case state is - - when IDLE => - udp_tx_int.data.data_out <= (others => '0'); - udp_tx_int.data.data_out_valid <= '0'; - if udp_rx_start_int = '1' or PBTX = '1' then - if udp_rx_start_int = '1' then - first_byte_rx <= udp_rx_int.data.data_in; - else - first_byte_rx <= x"00"; - end if; - set_tx_fin <= CLR; - set_count <= RST; - set_hdr <= '1'; - if udp_rx_int.data.data_in_last = '1' then - set_tx_started <= SET; - set_tx_start <= SET; - next_state <= DATA_OUT; - set_state <= '1'; - else - next_state <= WAIT_RX_DONE; - set_state <= '1'; - end if; - end if; - - when WAIT_RX_DONE => - -- wait until RX pkt fully received - if udp_rx_int.data.data_in_last = '1' then - set_tx_started <= SET; - set_tx_start <= SET; - next_state <= DATA_OUT; - set_state <= '1'; - end if; - - when DATA_OUT => - if udp_tx_result = UDPTX_RESULT_ERR then - -- have an error from the IP TX layer, clear down the TX - set_tx_start <= CLR; - set_tx_fin <= SET; - set_tx_started <= CLR; - next_state <= IDLE; - set_state <= '1'; - else - if udp_tx_result = UDPTX_RESULT_SENDING then - set_tx_start <= CLR; -- reset out start req as soon as we know we are sending - end if; - if ip_rx_hdr.is_broadcast = '1' then - udp_tx_int.data.data_out <= std_logic_vector(count) or x"50"; - else - udp_tx_int.data.data_out <= std_logic_vector(count) or x"40"; - end if; - udp_tx_int.data.data_out_valid <= udp_tx_data_out_ready_int; - if udp_tx_data_out_ready_int = '1' then - if unsigned(count) = x"03" then - set_last <= '1'; - set_tx_fin <= SET; - set_tx_started <= CLR; - next_state <= IDLE; - set_state <= '1'; - else - set_count <= INCR; - end if; - end if; - end if; - - end case; - end process; - - - - -- TX response process - SEQ - tx_proc_sequential: process(clk_int) - begin - if rising_edge(clk_int) then - if reset = '1' then - -- reset state variables - state <= IDLE; - count <= x"00"; - tx_start_reg <= '0'; - tx_hdr.dst_ip_addr <= (others => '0'); - tx_hdr.dst_port <= (others => '0'); - tx_hdr.src_port <= (others => '0'); - tx_hdr.data_length <= (others => '0'); - tx_hdr.checksum <= (others => '0'); - tx_started_reg <= '0'; - tx_fin_reg <= '0'; - PBTX_LED <= '0'; - else - PBTX_LED <= PBTX; - - -- Next rx_state processing - if set_state = '1' then - state <= next_state; - else - state <= state; - end if; - - -- count processing - case set_count is - when RST => count <= x"00"; - when INCR => count <= count + 1; - when HOLD => count <= count; - end case; - - -- set tx hdr - if set_hdr = '1' then - -- if the first byte of the rx pkt is 'B' then send to broadcast, otherwise send to reply IP - if first_byte_rx = x"42" then - tx_hdr.dst_ip_addr <= IP_BC_ADDR; -- send to Broadcast addr - elsif first_byte_rx = x"43" then - tx_hdr.dst_ip_addr <= x"c0bbccdd"; -- set dst unknown so get ARP timeout - else - tx_hdr.dst_ip_addr <= udp_rx_int.hdr.src_ip_addr; -- reply to sender - end if; - tx_hdr.dst_port <= udp_rx_int.hdr.src_port; - tx_hdr.src_port <= udp_rx_int.hdr.dst_port; - tx_hdr.data_length <= x"0004"; - tx_hdr.checksum <= x"0000"; - else - tx_hdr <= tx_hdr; - end if; - - -- set tx start signal - case set_tx_start is - when SET => tx_start_reg <= '1'; - when CLR => tx_start_reg <= '0'; - when HOLD => tx_start_reg <= tx_start_reg; - end case; - - -- set tx started signal - case set_tx_started is - when SET => tx_started_reg <= '1'; - when CLR => tx_started_reg <= '0'; - when HOLD => tx_started_reg <= tx_started_reg; - end case; - - -- set tx finished signal - case set_tx_fin is - when SET => tx_fin_reg <= '1'; - when CLR => tx_fin_reg <= '0'; - when HOLD => tx_fin_reg <= tx_fin_reg; - end case; - - - end if; - end if; - - end process; - -END; Index: udp_ip_stack/tags/v2.0/bench/vhdl/IPv4_TX_tb.vhd =================================================================== --- udp_ip_stack/tags/v2.0/bench/vhdl/IPv4_TX_tb.vhd (revision 12) +++ udp_ip_stack/tags/v2.0/bench/vhdl/IPv4_TX_tb.vhd (nonexistent) @@ -1,363 +0,0 @@ --------------------------------------------------------------------------------- --- Company: --- Engineer: --- --- Create Date: 09:35:58 06/03/2011 --- Design Name: --- Module Name: C:/Users/pjf/Documents/projects/fpga/xilinx/Network/ip1/IPv4_TX_tb.vhd --- Project Name: ip1 --- Target Device: --- Tool versions: --- Description: --- --- VHDL Test Bench Created by ISE for module: IPv4_TX --- --- Dependencies: --- --- Revision: --- Revision 0.01 - File Created --- Revision 0.02 - Added test for IP broadcast tx --- Additional Comments: --- --- Notes: --- This testbench has been automatically generated using types std_logic and --- std_logic_vector for the ports of the unit under test. Xilinx recommends --- that these types always be used for the top-level I/O of a design in order --- to guarantee that the testbench will bind correctly to the post-implementation --- simulation model. --------------------------------------------------------------------------------- -LIBRARY ieee; -USE ieee.std_logic_1164.ALL; -use IEEE.NUMERIC_STD.ALL; -use work.axi.all; -use work.ipv4_types.all; -use work.arp_types.all; - - -ENTITY IPv4_TX_tb IS -END IPv4_TX_tb; - -ARCHITECTURE behavior OF IPv4_TX_tb IS - - -- Component Declaration for the Unit Under Test (UUT) - - COMPONENT IPv4_TX - PORT( - -- IP Layer signals - ip_tx_start : in std_logic; - ip_tx : in ipv4_tx_type; -- IP tx cxns - ip_tx_result : out std_logic_vector (1 downto 0); -- tx status (changes during transmission) - ip_tx_data_out_ready : out std_logic; -- indicates IP TX is ready to take data - - -- system signals - clk : in STD_LOGIC; -- same clock used to clock mac data and ip data - reset : in STD_LOGIC; - our_ip_address : in STD_LOGIC_VECTOR (31 downto 0); - our_mac_address : in std_logic_vector (47 downto 0); - -- ARP lookup signals - arp_req_req : out arp_req_req_type; - arp_req_rslt : in arp_req_rslt_type; - -- MAC layer TX signals - mac_tx_req : out std_logic; -- indicates that ip wants access to channel (stays up for as long as tx) - mac_tx_granted : in std_logic; -- indicates that access to channel has been granted - mac_data_out_ready : in std_logic; -- indicates system ready to consume data - mac_data_out_valid : out std_logic; -- indicates data out is valid - mac_data_out_first : out std_logic; -- with data out valid indicates the first byte of a frame - mac_data_out_last : out std_logic; -- with data out valid indicates the last byte of a frame - mac_data_out : out std_logic_vector (7 downto 0) -- ethernet frame (from dst mac addr through to last byte of frame) - ); - END COMPONENT; - - - --Inputs - signal ip_tx_start : std_logic := '0'; - signal ip_tx : ipv4_tx_type; - signal clk : std_logic := '0'; - signal reset : std_logic := '0'; - signal our_ip_address : std_logic_vector(31 downto 0) := (others => '0'); - signal our_mac_address : std_logic_vector(47 downto 0) := (others => '0'); - signal mac_tx_granted : std_logic := '0'; - signal mac_data_out_ready : std_logic := '0'; - signal arp_req_rslt : arp_req_rslt_type; - - --Outputs - signal ip_tx_result : std_logic_vector (1 downto 0); -- tx status (changes during transmission) - signal ip_tx_data_out_ready : std_logic; -- indicates IP TX is ready to take data - signal mac_tx_req : std_logic; - signal mac_data_out_valid : std_logic; - signal mac_data_out_last : std_logic; - signal mac_data_out_first : std_logic; - signal mac_data_out : std_logic_vector(7 downto 0); - signal arp_req_req : arp_req_req_type; - - -- Clock period definitions - constant clk_period : time := 8 ns; - -BEGIN - - -- Instantiate the Unit Under Test (UUT) - uut: IPv4_TX PORT MAP ( - ip_tx_start => ip_tx_start, - ip_tx => ip_tx, - ip_tx_result => ip_tx_result, - ip_tx_data_out_ready => ip_tx_data_out_ready, - clk => clk, - reset => reset, - our_ip_address => our_ip_address, - our_mac_address => our_mac_address, - arp_req_req => arp_req_req, - arp_req_rslt => arp_req_rslt, - mac_tx_req => mac_tx_req, - mac_tx_granted => mac_tx_granted, - mac_data_out_ready => mac_data_out_ready, - mac_data_out_valid => mac_data_out_valid, - mac_data_out_first => mac_data_out_first, - mac_data_out_last => mac_data_out_last, - mac_data_out => mac_data_out - ); - - -- Clock process definitions - clk_process :process - begin - clk <= '0'; - wait for clk_period/2; - clk <= '1'; - wait for clk_period/2; - end process; - - - -- Stimulus process - stim_proc: process - begin - our_ip_address <= x"c0a80509"; -- 192.168.5.9 - our_mac_address <= x"002320212223"; - ip_tx_start <= '0'; - mac_tx_granted <= '0'; - mac_data_out_ready <= '0'; - ip_tx.data.data_out_valid <= '0'; - ip_tx.data.data_out_last <= '0'; - arp_req_rslt.got_mac <= '0'; - arp_req_rslt.got_err <= '0'; - arp_req_rslt.mac <= (others => '0'); - - reset <= '1'; - wait for clk_period*10; - reset <= '0'; - wait for clk_period*5; - - -- check reset conditions - assert arp_req_req.lookup_req = '0' report "arp_req_req.lookup_req not initialised correctly on reset"; - assert ip_tx_result = IPTX_RESULT_NONE report "ip_tx_result not initialised correctly on reset"; - assert ip_tx_data_out_ready = '0' report "ip_tx_data_out_ready not initialised correctly on reset"; - assert mac_tx_req = '0' report "mac_tx_req not initialised correctly on reset"; - assert mac_data_out_valid = '0' report "mac_data_out_valid not initialised correctly on reset"; - assert mac_data_out_last = '0' report "mac_data_out_last not initialised correctly on reset"; - - -- insert stimulus here - - ------------ - -- TEST 1 -- basic functional tx test with some delays for arp and chn access - ------------ - - report "T1: basic functional tx test with some delays for arp and chn access"; - - ip_tx.hdr.protocol <= x"35"; - ip_tx.hdr.data_length <= x"0008"; - ip_tx.hdr.dst_ip_addr <= x"c0123478"; - ip_tx_start <= '1'; - wait for clk_period; - ip_tx_start <= '0'; - arp_req_rslt.got_mac <= '0'; - arp_req_rslt.got_err <= '0'; - - assert arp_req_req.lookup_req = '1' report "T1: lookup_req not set on tx start"; - wait for clk_period; - assert ip_tx_result = IPTX_RESULT_SENDING report "T1: result should be IPTX_RESULT_SENDING"; - - wait for clk_period*10; -- simulate arp lookup time - arp_req_rslt.mac <= x"050423271016"; - arp_req_rslt.got_mac <= '1'; - - wait for clk_period*2; - - assert arp_req_req.lookup_req = '0' report "T1: lookup_req not clear after setting"; - assert mac_tx_req = '1' report "T1: mac_tx_req not set after getting mac"; - - wait for clk_period*10; -- simulate mac chn access time - mac_tx_granted <= '1'; - wait for clk_period*2; - mac_data_out_ready <= '1'; - assert mac_data_out_valid = '0' report "T1: mac_data_out_valid asserted too early"; - - wait for clk_period; - - assert ip_tx_data_out_ready = '0' report "T1: IP data out ready asserted too early"; - wait for clk_period; - assert mac_data_out_valid = '1' report "T1: mac_data_out_valid not asserted"; - - -- wait until in eth hdr - wait for clk_period*3; - -- go mac not ready for 2 clocks - mac_data_out_ready <= '0'; - wait for clk_period*2; - mac_data_out_ready <= '1'; - - - wait until ip_tx_data_out_ready = '1'; - - -- start to tx IP data - ip_tx.data.data_out_valid <= '1'; - ip_tx.data.data_out <= x"56"; wait for clk_period; - -- delay data in for 1 clk cycle - ip_tx.data.data_out_valid <= '0'; - ip_tx.data.data_out <= x"57"; wait for clk_period; - ip_tx.data.data_out_valid <= '1'; wait for clk_period; - ip_tx.data.data_out <= x"58"; wait for clk_period; - ip_tx.data.data_out <= x"59"; wait for clk_period; - - -- delay mac ready for 2 clk cycles - mac_data_out_ready <= '0'; - ip_tx.data.data_out <= x"5a"; wait for clk_period; - assert ip_tx_data_out_ready = '0' report "T1: ip_tx_data_out_ready not cleared when mac not ready"; - - ip_tx.data.data_out <= x"5a"; wait for clk_period; - mac_data_out_ready <= '1'; - wait until ip_tx_data_out_ready = '1'; - wait for clk_period; - assert ip_tx_data_out_ready = '1' report "T1: ip_tx_data_out_ready not set when mac ready"; - ip_tx.data.data_out <= x"5b"; wait for clk_period; - ip_tx.data.data_out <= x"5c"; wait for clk_period; - - ip_tx.data.data_out <= x"5d"; - ip_tx.data.data_out_last <= '1'; - wait for clk_period; - assert mac_data_out_last = '1' report "T1: mac_datda_out_last not set on last byte"; - - ip_tx.data.data_out_valid <= '0'; - ip_tx.data.data_out_last <= '0'; - wait for clk_period*2; - - assert ip_tx_result = IPTX_RESULT_SENT report "T1: result should be IPTX_RESULT_SENT"; - assert mac_tx_req = '0' report "T1: mac_tx_req held on too long after TX"; - - mac_tx_granted <= '0'; - wait for clk_period*2; - - ------------ - -- TEST 2 -- basic functional tx test with no delays for arp and chn access - ------------ - - report "T2: basic functional tx test with no delays for arp and chn access"; - - ip_tx.hdr.protocol <= x"11"; - ip_tx.hdr.data_length <= x"0006"; - ip_tx.hdr.dst_ip_addr <= x"c0123478"; - ip_tx_start <= '1'; - wait for clk_period; - ip_tx_start <= '0'; wait for clk_period; - arp_req_rslt.got_mac <= '0'; - - assert arp_req_req.lookup_req = '1' report "T2: lookup_req not set on tx start"; - assert ip_tx_result = IPTX_RESULT_SENDING report "T2: result should be IPTX_RESULT_SENDING"; - - wait for clk_period; -- simulate arp lookup time - arp_req_rslt.mac <= x"050423271016"; - arp_req_rslt.got_mac <= '1'; - - wait for clk_period*2; - - assert arp_req_req.lookup_req = '0' report "T2: lookup_req not clear after setting"; - assert mac_tx_req = '1' report "T2: mac_tx_req not set after getting mac"; - - wait for clk_period; -- simulate mac chn access time - mac_tx_granted <= '1'; - wait for clk_period*2; - mac_data_out_ready <= '1'; - - assert ip_tx_data_out_ready = '0' report "T2: IP data out ready asserted too early"; - - wait until ip_tx_data_out_ready = '1'; - - -- start to tx IP data - ip_tx.data.data_out_valid <= '1'; - ip_tx.data.data_out <= x"c1"; wait for clk_period; - ip_tx.data.data_out <= x"c2"; wait for clk_period; - ip_tx.data.data_out <= x"c3"; wait for clk_period; - ip_tx.data.data_out <= x"c4"; wait for clk_period; - ip_tx.data.data_out <= x"c5"; wait for clk_period; - - ip_tx.data.data_out <= x"c6"; - ip_tx.data.data_out_last <= '1'; - wait for clk_period; - - assert mac_data_out_last = '1' report "T2: mac_datda_out_last not set on last byte"; - - - ip_tx.data.data_out_valid <= '0'; - ip_tx.data.data_out_last <= '0'; - wait for clk_period*2; - - assert ip_tx_result = IPTX_RESULT_SENT report "T2: result should be IPTX_RESULT_SENT"; - assert mac_tx_req = '0' report "T2: mac_tx_req held on too long after TX"; - - mac_tx_granted <= '0'; - wait for clk_period*2; - - ------------ - -- TEST 3 -- tx test for IP broadcast, should be no arp req - ------------ - - report "T3: tx test for IP broadcast, should be no arp req"; - - ip_tx.hdr.protocol <= x"11"; - ip_tx.hdr.data_length <= x"0006"; - ip_tx.hdr.dst_ip_addr <= x"ffffffff"; - ip_tx_start <= '1'; - wait for clk_period; - ip_tx_start <= '0'; wait for clk_period; - arp_req_rslt.got_mac <= '0'; - - assert arp_req_req.lookup_req = '0' report "T3: its trying to do an ARP req tx start"; - assert ip_tx_result = IPTX_RESULT_SENDING report "T3: result should be IPTX_RESULT_SENDING"; - - wait for clk_period; -- simulate mac chn access time - mac_tx_granted <= '1'; - wait for clk_period*2; - mac_data_out_ready <= '1'; - - assert ip_tx_data_out_ready = '0' report "T3: IP data out ready asserted too early"; - - wait until ip_tx_data_out_ready = '1'; - - -- start to tx IP data - ip_tx.data.data_out_valid <= '1'; - ip_tx.data.data_out <= x"c1"; wait for clk_period; - ip_tx.data.data_out <= x"c2"; wait for clk_period; - ip_tx.data.data_out <= x"c3"; wait for clk_period; - ip_tx.data.data_out <= x"c4"; wait for clk_period; - ip_tx.data.data_out <= x"c5"; wait for clk_period; - - ip_tx.data.data_out <= x"c6"; - ip_tx.data.data_out_last <= '1'; - wait for clk_period; - - assert mac_data_out_last = '1' report "T3: mac_datda_out_last not set on last byte"; - - - ip_tx.data.data_out_valid <= '0'; - ip_tx.data.data_out_last <= '0'; - wait for clk_period*2; - - assert ip_tx_result = IPTX_RESULT_SENT report "T3: result should be IPTX_RESULT_SENT"; - assert mac_tx_req = '0' report "T3: mac_tx_req held on too long after TX"; - - mac_tx_granted <= '0'; - wait for clk_period*2; - - - report "--- end of tests ---"; - - wait; - end process; - -END; Index: udp_ip_stack/tags/v2.0/bench/vhdl/IP_complete_nomac_tb.vhd =================================================================== --- udp_ip_stack/tags/v2.0/bench/vhdl/IP_complete_nomac_tb.vhd (revision 12) +++ udp_ip_stack/tags/v2.0/bench/vhdl/IP_complete_nomac_tb.vhd (nonexistent) @@ -1,438 +0,0 @@ --------------------------------------------------------------------------------- --- Company: --- Engineer: --- --- Create Date: 13:54:32 06/04/2011 --- Design Name: --- Module Name: C:/Users/pjf/Documents/projects/fpga/xilinx/Network/ip1/IP_complete_nomac_tb.vhd --- Project Name: ip1 --- Target Device: --- Tool versions: --- Description: --- --- VHDL Test Bench Created by ISE for module: IP_complete_nomac --- --- Dependencies: --- --- Revision: --- Revision 0.01 - File Created --- Additional Comments: --- --- Notes: --- This testbench has been automatically generated using types std_logic and --- std_logic_vector for the ports of the unit under test. Xilinx recommends --- that these types always be used for the top-level I/O of a design in order --- to guarantee that the testbench will bind correctly to the post-implementation --- simulation model. --------------------------------------------------------------------------------- -LIBRARY ieee; -USE ieee.std_logic_1164.ALL; -use IEEE.NUMERIC_STD.ALL; -use work.axi.all; -use work.ipv4_types.all; -use work.arp_types.all; - -ENTITY IP_complete_nomac_tb IS -END IP_complete_nomac_tb; - -ARCHITECTURE behavior OF IP_complete_nomac_tb IS - - -- Component Declaration for the Unit Under Test (UUT) - - COMPONENT IP_complete_nomac - generic ( - CLOCK_FREQ : integer := 125000000; -- freq of data_in_clk -- needed to timout cntr - ARP_TIMEOUT : integer := 60 -- ARP response timeout (s) - ); - Port ( - -- IP Layer signals - ip_tx_start : in std_logic; - ip_tx : in ipv4_tx_type; -- IP tx cxns - ip_tx_result : out std_logic_vector (1 downto 0); -- tx status (changes during transmission) - ip_tx_data_out_ready : out std_logic; -- indicates IP TX is ready to take data - ip_rx_start : out std_logic; -- indicates receipt of ip frame. - ip_rx : out ipv4_rx_type; - -- system signals - rx_clk : in STD_LOGIC; - tx_clk : in STD_LOGIC; - reset : in STD_LOGIC; - our_ip_address : in STD_LOGIC_VECTOR (31 downto 0); - our_mac_address : in std_logic_vector (47 downto 0); - control : in ip_control_type; - -- status signals - arp_pkt_count : out STD_LOGIC_VECTOR(7 downto 0); -- count of arp pkts received - ip_pkt_count : out STD_LOGIC_VECTOR(7 downto 0); -- number of IP pkts received for us - -- MAC Transmitter - mac_tx_tdata : out std_logic_vector(7 downto 0); -- data byte to tx - mac_tx_tvalid : out std_logic; -- tdata is valid - mac_tx_tready : in std_logic; -- mac is ready to accept data - mac_tx_tfirst : out std_logic; -- indicates first byte of frame - mac_tx_tlast : out std_logic; -- indicates last byte of frame - -- MAC Receiver - mac_rx_tdata : in std_logic_vector(7 downto 0); -- data byte received - mac_rx_tvalid : in std_logic; -- indicates tdata is valid - mac_rx_tready : out std_logic; -- tells mac that we are ready to take data - mac_rx_tlast : in std_logic -- indicates last byte of the trame - ); - END COMPONENT; - - - --Inputs - signal ip_tx_start : std_logic := '0'; - signal ip_tx : ipv4_tx_type; - - signal clk : std_logic := '0'; - signal reset : std_logic := '0'; - signal our_ip_address : std_logic_vector(31 downto 0) := (others => '0'); - signal our_mac_address : std_logic_vector(47 downto 0) := (others => '0'); - signal mac_tx_tready : std_logic := '0'; - signal mac_rx_tdata : std_logic_vector(7 downto 0) := (others => '0'); - signal mac_rx_tvalid : std_logic := '0'; - signal mac_rx_tlast : std_logic := '0'; - signal control : ip_control_type; - - --Outputs - signal ip_tx_result : std_logic_vector (1 downto 0); -- tx status (changes during transmission) - signal ip_tx_data_out_ready : std_logic; -- indicates IP TX is ready to take data - signal ip_rx_start : std_logic; - signal ip_rx : ipv4_rx_type; - signal arp_pkt_count : std_logic_vector(7 downto 0); - signal mac_tx_tdata : std_logic_vector(7 downto 0); - signal mac_tx_tvalid : std_logic; - signal mac_tx_tfirst : std_logic; - signal mac_tx_tlast : std_logic; - signal mac_rx_tready : std_logic; - - -- Clock period definitions - constant clk_period : time := 8 ns; - -BEGIN - - -- Instantiate the Unit Under Test (UUT) - uut: IP_complete_nomac PORT MAP ( - ip_tx_start => ip_tx_start, - ip_tx => ip_tx, - ip_tx_result => ip_tx_result, - ip_tx_data_out_ready => ip_tx_data_out_ready, - ip_rx_start => ip_rx_start, - ip_rx => ip_rx, - rx_clk => clk, - tx_clk => clk, - reset => reset, - our_ip_address => our_ip_address, - our_mac_address => our_mac_address, - control => control, - arp_pkt_count => arp_pkt_count, - mac_tx_tdata => mac_tx_tdata, - mac_tx_tvalid => mac_tx_tvalid, - mac_tx_tready => mac_tx_tready, - mac_tx_tfirst => mac_tx_tfirst, - mac_tx_tlast => mac_tx_tlast, - mac_rx_tdata => mac_rx_tdata, - mac_rx_tvalid => mac_rx_tvalid, - mac_rx_tready => mac_rx_tready, - mac_rx_tlast => mac_rx_tlast - ); - - -- Clock process definitions - clk_process :process - begin - clk <= '1'; - wait for clk_period/2; - clk <= '0'; - wait for clk_period/2; - end process; - - - -- Stimulus process - stim_proc: process - begin - -- hold reset state for 100 ns. - wait for 80 ns; - - our_ip_address <= x"c0a80509"; -- 192.168.5.9 - our_mac_address <= x"002320212223"; - control.arp_controls.clear_cache <= '0'; - ip_tx_start <= '0'; - mac_tx_tready <= '0'; - - reset <= '1'; - wait for clk_period*10; - reset <= '0'; - wait for clk_period*5; - - -- check reset conditions - assert ip_tx_result = IPTX_RESULT_NONE report "ip_tx_result not initialised correctly on reset"; - assert ip_tx_data_out_ready = '0' report "ip_tx_data_out_ready not initialised correctly on reset"; - assert mac_tx_tvalid = '0' report "mac_tx_tvalid not initialised correctly on reset"; - assert mac_tx_tlast = '0' report " mac_tx_tlast not initialised correctly on reset"; - assert arp_pkt_count = x"00" report " arp_pkt_count not initialised correctly on reset"; - assert ip_rx_start = '0' report "ip_rx_start not initialised correctly on reset"; - assert ip_rx.hdr.is_valid = '0' report "ip_rx.hdr.is_valid not initialised correctly on reset"; - assert ip_rx.hdr.protocol = x"00" report "ip_rx.hdr.protocol not initialised correctly on reset"; - assert ip_rx.hdr.data_length = x"0000" report "ip_rx.hdr.data_length not initialised correctly on reset"; - assert ip_rx.hdr.src_ip_addr = x"00000000" report "ip_rx.hdr.src_ip_addr not initialised correctly on reset"; - assert ip_rx.hdr.num_frame_errors = x"00" report "ip_rx.hdr.num_frame_errors not initialised correctly on reset"; - assert ip_rx.data.data_in = x"00" report "ip_rx.data.data_in not initialised correctly on reset"; - assert ip_rx.data.data_in_valid = '0' report "ip_rx.data.data_in_valid not initialised correctly on reset"; - assert ip_rx.data.data_in_last = '0' report "ip_rx.data.data_in_last not initialised correctly on reset"; - - -- insert stimulus here - - ------------ - -- TEST 1 -- basic functional rx test with received ip pkt - ------------ - - report "T1: Send an eth frame with IP pkt dst ip_address c0a80509, dst mac 002320212223"; - - mac_tx_tready <= '1'; - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"20"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - mac_rx_tdata <= x"22"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - mac_rx_tdata <= x"29"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"7c"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; -- IP pkt - mac_rx_tdata <= x"00"; wait for clk_period; - -- ver & HL / service type - mac_rx_tdata <= x"45"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- total len - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - -- ID - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- flags & frag - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- TTL - mac_rx_tdata <= x"00"; wait for clk_period; - -- Protocol - mac_rx_tdata <= x"11"; wait for clk_period; - -- Header CKS - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- SRC IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- DST IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"09"; wait for clk_period; - - -- user data - mac_rx_tdata <= x"24"; wait for clk_period; - - -- since we are up to the user data stage, the header should be valid and the data_in_valid should be set - assert ip_rx.hdr.is_valid = '1' report "T1: ip_rx.hdr.is_valid not set"; - assert ip_rx.hdr.protocol = x"11" report "T1: ip_rx.hdr.protocol not set correctly"; - assert ip_rx.hdr.data_length = x"0004" report "T1: ip_rx.hdr.data_length not set correctly"; - assert ip_rx.hdr.src_ip_addr = x"c0a80501" report "T1: ip_rx.hdr.src_ip_addr not set correctly"; - assert ip_rx.hdr.num_frame_errors = x"00" report "T1: ip_rx.hdr.num_frame_errors not set correctly"; - assert ip_rx.hdr.last_error_code = x"0" report "T1: ip_rx.hdr.last_error_code not set correctly"; - assert ip_rx_start = '1' report "T1: ip_rx_start not set"; - assert ip_rx.data.data_in_valid = '1' report "T1: ip_rx.data.data_in_valid not set"; - - mac_rx_tdata <= x"25"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"27"; mac_rx_tlast <= '1'; wait for clk_period; - - assert ip_rx.data.data_in_last = '1' report "T1: ip_rx.data.data_in_last not set"; - - - mac_rx_tdata <= x"00"; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - wait for clk_period; - - assert ip_rx.data.data_in_valid = '0' report "T1: ip_rx.data.data_in_valid not cleared"; - assert ip_rx.data.data_in_last = '0' report "T1: ip_rx.data.data_in_last not cleared"; - assert ip_rx.hdr.num_frame_errors = x"00" report "T1: ip_rx.hdr.num_frame_errors non zero at end of test"; - assert ip_rx.hdr.last_error_code = x"0" report "T1: ip_rx.hdr.last_error_code indicates error at end of test"; - assert ip_rx_start = '0' report "T1: ip_rx_start not cleared"; - - ------------ - -- TEST 2 -- respond with IP TX - ------------ - - report "T2: respond with IP TX"; - - ip_tx.hdr.protocol <= x"35"; - ip_tx.hdr.data_length <= x"0006"; - ip_tx.hdr.dst_ip_addr <= x"c0123478"; - ip_tx.data.data_out_valid <= '0'; - ip_tx.data.data_out_last <= '0'; - wait for clk_period; - - ip_tx_start <= '1'; wait for clk_period; - - ip_tx_start <= '0'; wait for clk_period; - - assert ip_tx_result = IPTX_RESULT_SENDING report "T2: result should be IPTX_RESULT_SENDING"; - - wait for clk_period*2; - - assert ip_tx_data_out_ready = '0' report "T2: IP data out ready asserted too early"; - - -- need to wait for ARP tx to complete - - wait for clk_period*50; - - assert mac_tx_tvalid = '0' report "T2: mac_tx_tvalid not cleared after ARP tx"; - assert mac_tx_tlast = '0' report "T2: mac_tx_tlast not cleared after ARP tx"; - - -- now create the ARP response (rx) - - -- Send the reply - -- Send an ARP reply: x"c0123478" has mac 02:12:03:23:04:54 - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"02"; wait for clk_period; - mac_rx_tdata <= x"12"; wait for clk_period; - mac_rx_tdata <= x"03"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"04"; wait for clk_period; - mac_rx_tdata <= x"54"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; - mac_rx_tdata <= x"06"; wait for clk_period; - -- HW type - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- Protocol type - mac_rx_tdata <= x"08"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- HW size - mac_rx_tdata <= x"06"; wait for clk_period; - -- protocol size - mac_rx_tdata <= x"04"; wait for clk_period; - -- Opcode - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"02"; wait for clk_period; - -- Sender MAC - mac_rx_tdata <= x"02"; wait for clk_period; - mac_rx_tdata <= x"12"; wait for clk_period; - mac_rx_tdata <= x"03"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"04"; wait for clk_period; - mac_rx_tdata <= x"54"; wait for clk_period; - -- Sender IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"12"; wait for clk_period; - mac_rx_tdata <= x"34"; wait for clk_period; - mac_rx_tdata <= x"78"; wait for clk_period; - -- Target MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"20"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - mac_rx_tdata <= x"22"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - -- Target IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"09"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tlast <= '1'; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - - wait until ip_tx_data_out_ready = '1'; - - -- start to tx IP data - ip_tx.data.data_out_valid <= '1'; - ip_tx.data.data_out <= x"56"; wait for clk_period; - ip_tx.data.data_out <= x"57"; wait for clk_period; - ip_tx.data.data_out <= x"58"; wait for clk_period; - ip_tx.data.data_out <= x"59"; wait for clk_period; - ip_tx.data.data_out <= x"5a"; wait for clk_period; - - ip_tx.data.data_out <= x"5b"; - ip_tx.data.data_out_last <= '1'; - wait for clk_period; - - assert mac_tx_tlast = '1' report "T2: mac_tx_tlast not set on last byte"; - - wait for clk_period; - - ip_tx.data.data_out_valid <= '0'; - ip_tx.data.data_out_last <= '0'; - wait for clk_period*2; - - assert ip_tx_result = IPTX_RESULT_SENT report "T2: result should be SENT"; - wait for clk_period*10; - - ------------ - -- TEST 3 -- Check that sending to the same IP addr doesnt cause an ARP req as the addr is cached - ------------ - - report "T3: Send 2nd IP TX to same IP addr - should not need to do ARP tx/rx"; - ip_tx.hdr.protocol <= x"35"; - ip_tx.hdr.data_length <= x"0006"; - ip_tx.hdr.dst_ip_addr <= x"c0123478"; - ip_tx.data.data_out_valid <= '0'; - ip_tx.data.data_out_last <= '0'; - wait for clk_period; - ip_tx_start <= '1'; wait for clk_period; - ip_tx_start <= '0'; wait for clk_period; - assert ip_tx_result = IPTX_RESULT_SENDING report "T3: result should be IPTX_RESULT_SENDING"; - wait for clk_period*2; - assert ip_tx_data_out_ready = '0' report "T3: IP data out ready asserted too early"; - wait until ip_tx_data_out_ready = '1'; - - -- start to tx IP data - ip_tx.data.data_out_valid <= '1'; - ip_tx.data.data_out <= x"81"; wait for clk_period; - ip_tx.data.data_out <= x"83"; wait for clk_period; - ip_tx.data.data_out <= x"85"; wait for clk_period; - ip_tx.data.data_out <= x"87"; wait for clk_period; - ip_tx.data.data_out <= x"89"; wait for clk_period; - - ip_tx.data.data_out <= x"8b"; - ip_tx.data.data_out_last <= '1'; - wait for clk_period; - - assert mac_tx_tlast = '1' report "T3: mac_tx_tlast not set on last byte"; - - wait for clk_period; - - ip_tx.data.data_out_valid <= '0'; - ip_tx.data.data_out_last <= '0'; - wait for clk_period*2; - - assert ip_tx_result = IPTX_RESULT_SENT report "T3: result should be SENT"; - wait for clk_period*2; - - - - report "-- end of tests --"; - - wait; - end process; - -END; Index: udp_ip_stack/tags/v2.0/bench/vhdl/arp_STORE_tb.vhd =================================================================== --- udp_ip_stack/tags/v2.0/bench/vhdl/arp_STORE_tb.vhd (revision 12) +++ udp_ip_stack/tags/v2.0/bench/vhdl/arp_STORE_tb.vhd (nonexistent) @@ -1,384 +0,0 @@ --------------------------------------------------------------------------------- --- Company: --- Engineer: --- --- Create Date: 07:38:43 02/13/2012 --- Design Name: --- Module Name: arp_STORE_tb.vhd --- Project Name: udp3 --- Target Device: --- Tool versions: --- Description: --- --- VHDL Test Bench Created by ISE for module: arp_STORE_br --- --- Dependencies: --- --- Revision: --- Revision 0.01 - File Created --- Additional Comments: --- --- Notes: --- This testbench has been automatically generated using types std_logic and --- std_logic_vector for the ports of the unit under test. Xilinx recommends --- that these types always be used for the top-level I/O of a design in order --- to guarantee that the testbench will bind correctly to the post-implementation --- simulation model. --------------------------------------------------------------------------------- -library IEEE; -use IEEE.STD_LOGIC_1164.ALL; -use IEEE.NUMERIC_STD.ALL; -use ieee.std_logic_unsigned.all; -use work.arp_types.all; - -ENTITY arp_STORE_tb IS -END arp_STORE_tb; - -ARCHITECTURE behavior OF arp_STORE_tb IS - - -- Component Declaration for the Unit Under Test (UUT) - - COMPONENT arp_STORE_br - generic ( - MAX_ARP_ENTRIES : integer := 256 -- max entries in the store - ); - PORT( - -- read signals - read_req : in arp_store_rdrequest_t; -- requesting a '1' or store - read_result : out arp_store_result_t; -- the result - -- write signals - write_req : in arp_store_wrrequest_t; -- requesting a '1' or store - -- control and status signals - clear_store : in std_logic; -- erase all entries - entry_count : out unsigned(7 downto 0); -- how many entries currently in store - -- system signals - clk : in std_logic; - reset : in STD_LOGIC - ); - END COMPONENT; - - - --Inputs - signal read_req : arp_store_rdrequest_t; - signal write_req : arp_store_wrrequest_t; - signal clear_store : std_logic := '0'; - signal clk : std_logic := '0'; - signal reset : std_logic := '0'; - - --Outputs - signal read_result : arp_store_result_t; - signal entry_count : unsigned(7 downto 0); -- how many entries currently in store - - -- Clock period definitions - constant clk_period : time := 8 ns; - -BEGIN - - -- Instantiate the Unit Under Test (UUT) - uut: arp_STORE_br - generic map ( - MAX_ARP_ENTRIES => 4 - ) - PORT MAP ( - read_req => read_req, - read_result => read_result, - write_req => write_req, - clear_store => clear_store, - entry_count => entry_count, - clk => clk, - reset => reset - ); - - -- Clock process definitions - clk_process :process - begin - clk <= '0'; - wait for clk_period/2; - clk <= '1'; - wait for clk_period/2; - end process; - - - -- Stimulus process - stim_proc: process - begin - read_req.req <= '0'; - read_req.ip <= (others => '0'); - write_req.req <= '0'; - write_req.entry.ip <= (others => '0'); - write_req.entry.mac <= (others => '0'); - reset <= '1'; - -- hold reset state - wait for clk_period*10; - reset <= '0'; - - -- insert stimulus here - report "T1 - look for something when store is empty"; - read_req.ip <= x"12345678"; - read_req.req <= '1'; - wait for clk_period*4; - assert read_result.status = NOT_FOUND report "T1: expected NOT_FOUND"; - wait for clk_period; - read_req.req <= '0'; - wait for clk_period; - assert read_result.status = IDLE report "T1: expected IDLE"; - assert entry_count = x"00" report "T1: wrong entry count"; - - report "T2 - insert first entry into store"; - write_req.entry.ip <= x"12345678"; - write_req.entry.mac <= x"002398127645"; - write_req.req <= '1'; - wait for clk_period; - write_req.req <= '0'; - wait until read_result.status = IDLE; - wait for clk_period; - assert entry_count = x"01" report "T2: wrong entry count"; - - report "T3 - check if can find this single entry"; - read_req.ip <= x"12345678"; - read_req.req <= '1'; - wait until read_result.status = FOUND or read_result.status = NOT_FOUND; - wait for clk_period; - assert read_result.status = FOUND report "T3: expected FOUND"; - assert read_result.entry.ip = x"12345678" report "T3: wrong ip addr"; - assert read_result.entry.mac = x"002398127645" report "T3: wrong mac addr"; - wait for clk_period; - read_req.req <= '0'; - wait for clk_period*2; - assert read_result.status = IDLE report "T3: expected IDLE"; - - report "T4 - check unable to find missing entry with one entry in store"; - read_req.ip <= x"12345679"; - read_req.req <= '1'; - wait until read_result.status = FOUND or read_result.status = NOT_FOUND; - wait for clk_period; - assert read_result.status = NOT_FOUND report "T4: expected NOT_FOUND"; - wait for clk_period; - read_req.req <= '0'; - wait for clk_period*2; - assert read_result.status = IDLE report "T4: expected IDLE"; - - report "T5 - insert 2nd entry into store and check can find both entries"; - write_req.entry.ip <= x"12345679"; - write_req.entry.mac <= x"101202303404"; - write_req.req <= '1'; - wait for clk_period; - write_req.req <= '0'; - wait until read_result.status = IDLE; - wait for clk_period; - assert entry_count = x"02" report "T4: wrong entry count"; - read_req.ip <= x"12345678"; - read_req.req <= '1'; - wait until read_result.status = FOUND or read_result.status = NOT_FOUND; - wait for clk_period; - assert read_result.status = FOUND report "T5.1: expected FOUND"; - assert read_result.entry.ip = x"12345678" report "T5.1: wrong ip addr"; - assert read_result.entry.mac = x"002398127645" report "T5.1: wrong mac addr"; - read_req.req <= '0'; - wait for clk_period*2; - assert read_result.status = IDLE report "T5.1: expected IDLE"; - read_req.ip <= x"12345679"; - read_req.req <= '1'; - wait until read_result.status = FOUND or read_result.status = NOT_FOUND; - wait for clk_period; - assert read_result.status = FOUND report "T5.2: expected FOUND"; - assert read_result.entry.ip = x"12345679" report "T5.2: wrong ip addr"; - assert read_result.entry.mac = x"101202303404" report "T5.2: wrong mac addr"; - read_req.req <= '0'; - wait for clk_period*2; - assert read_result.status = IDLE report "T5.2: expected IDLE"; - - report "T6 - insert 2 more entries so that the store is full. check can find all"; - write_req.entry.ip <= x"1234567a"; - write_req.entry.mac <= x"10120230340a"; - write_req.req <= '1'; - wait for clk_period; - write_req.req <= '0'; - wait until read_result.status = IDLE; - wait for clk_period; - write_req.entry.ip <= x"1234567b"; - write_req.entry.mac <= x"10120230340b"; - write_req.req <= '1'; - wait for clk_period; - write_req.req <= '0'; - wait until read_result.status = IDLE; - wait for clk_period; - assert entry_count = x"04" report "T6: wrong entry count"; - read_req.ip <= x"12345678"; - read_req.req <= '1'; - wait until read_result.status = FOUND or read_result.status = NOT_FOUND; - wait for clk_period; - assert read_result.status = FOUND report "T6.1: expected FOUND"; - assert read_result.entry.ip = x"12345678" report "T6.1: wrong ip addr"; - assert read_result.entry.mac = x"002398127645" report "T6.1: wrong mac addr"; - read_req.req <= '0'; - wait for clk_period*2; - assert read_result.status = IDLE report "T6.1: expected IDLE"; - read_req.ip <= x"12345679"; - read_req.req <= '1'; - wait until read_result.status = FOUND or read_result.status = NOT_FOUND; - wait for clk_period; - assert read_result.status = FOUND report "T6.2: expected FOUND"; - assert read_result.entry.ip = x"12345679" report "T6.2: wrong ip addr"; - assert read_result.entry.mac = x"101202303404" report "T6.2: wrong mac addr"; - read_req.req <= '0'; - wait for clk_period*2; - assert read_result.status = IDLE report "T6.2: expected IDLE"; - read_req.ip <= x"1234567a"; - read_req.req <= '1'; - wait until read_result.status = FOUND or read_result.status = NOT_FOUND; - wait for clk_period; - assert read_result.status = FOUND report "T6.3: expected FOUND"; - assert read_result.entry.ip = x"1234567a" report "T6.3: wrong ip addr"; - assert read_result.entry.mac = x"10120230340a" report "T6.3: wrong mac addr"; - read_req.req <= '0'; - wait for clk_period*2; - assert read_result.status = IDLE report "T6.3: expected IDLE"; - read_req.ip <= x"1234567b"; - read_req.req <= '1'; - wait until read_result.status = FOUND or read_result.status = NOT_FOUND; - wait for clk_period; - assert read_result.status = FOUND report "T6.4: expected FOUND"; - assert read_result.entry.ip = x"1234567b" report "T6.4: wrong ip addr"; - assert read_result.entry.mac = x"10120230340b" report "T6.4: wrong mac addr"; - read_req.req <= '0'; - wait for clk_period*2; - assert read_result.status = IDLE report "T6.4: expected IDLE"; - - report "T7 - with store full, check that we dont find missing item"; - read_req.ip <= x"1233367b"; - read_req.req <= '1'; - wait until read_result.status = FOUND or read_result.status = NOT_FOUND; - wait for clk_period; - assert read_result.status = NOT_FOUND report "T7: expected NOT_FOUND"; - read_req.req <= '0'; - wait for clk_period*2; - assert read_result.status = IDLE report "T7: expected IDLE"; - - report "T8 - insert additional entry into store - will erase one of the others"; - write_req.entry.ip <= x"12345699"; - write_req.entry.mac <= x"992398127699"; - write_req.req <= '1'; - wait for clk_period; - write_req.req <= '0'; - wait until read_result.status = IDLE; - wait for clk_period; - assert entry_count = x"04" report "T8: wrong entry count"; - read_req.ip <= x"12345699"; - read_req.req <= '1'; - wait until read_result.status = FOUND or read_result.status = NOT_FOUND; - wait for clk_period; - assert read_result.status = FOUND report "T8: expected FOUND"; - assert read_result.entry.ip = x"12345699" report "T8: wrong ip addr"; - assert read_result.entry.mac = x"992398127699" report "T8: wrong mac addr"; - read_req.req <= '0'; - wait for clk_period*2; - assert read_result.status = IDLE report "T8: expected IDLE"; - - report "T9 - clear the store and ensure cant find something that was there"; - clear_store <= '1'; - wait for clk_period; - clear_store <= '0'; - wait for clk_period; - assert entry_count = x"00" report "T9: wrong entry count"; - read_req.ip <= x"12345699"; - read_req.req <= '1'; - wait until read_result.status = FOUND or read_result.status = NOT_FOUND; - wait for clk_period; - assert read_result.status = NOT_FOUND report "T9: expected NOT_FOUND"; - read_req.req <= '0'; - wait for clk_period*2; - assert read_result.status = IDLE report "T9: expected IDLE"; - - report "T10 - refill the store with three entries"; - write_req.entry.ip <= x"12345675"; - write_req.entry.mac <= x"10120230340a"; - write_req.req <= '1'; - wait for clk_period; - write_req.req <= '0'; - wait until read_result.status = IDLE; - wait for clk_period; - write_req.entry.ip <= x"12345676"; - write_req.entry.mac <= x"10120230340b"; - write_req.req <= '1'; - wait for clk_period; - write_req.req <= '0'; - wait until read_result.status = IDLE; - wait for clk_period; - write_req.entry.ip <= x"12345677"; - write_req.entry.mac <= x"10120230340c"; - write_req.req <= '1'; - wait for clk_period; - write_req.req <= '0'; - wait until read_result.status = IDLE; - wait for clk_period; - assert entry_count = x"03" report "T10: wrong entry count"; - - report "T11 - check middle entry, then change it and check again"; - read_req.ip <= x"12345676"; - read_req.req <= '1'; - wait until read_result.status = FOUND or read_result.status = NOT_FOUND; - wait for clk_period; - assert read_result.status = FOUND report "T11.1: expected FOUND"; - assert read_result.entry.ip = x"12345676" report "T11.1: wrong ip addr"; - assert read_result.entry.mac = x"10120230340b" report "T11.1: wrong mac addr"; - read_req.req <= '0'; - wait for clk_period*2; - assert read_result.status = IDLE report "T11.1: expected IDLE"; - write_req.entry.ip <= x"12345676"; - write_req.entry.mac <= x"10120990340b"; - write_req.req <= '1'; - wait for clk_period; - write_req.req <= '0'; - wait for clk_period; - assert entry_count = x"03" report "T11: wrong entry count"; - read_req.ip <= x"12345676"; - read_req.req <= '1'; - wait until read_result.status = FOUND or read_result.status = NOT_FOUND; - wait for clk_period; - assert read_result.status = FOUND report "T11.2: expected FOUND"; - assert read_result.entry.ip = x"12345676" report "T11.2: wrong ip addr"; - assert read_result.entry.mac = x"10120990340b" report "T11.2: wrong mac addr"; - read_req.req <= '0'; - wait for clk_period*2; - assert read_result.status = IDLE report "T11.2: expected IDLE"; - - report "T12 - check 2nd write at beginning"; - -- clear store, write 1st entry, overwrite the entry, and check - clear_store <= '1'; - wait for clk_period; - clear_store <= '0'; - wait for clk_period; - assert entry_count = x"00" report "T12.1: wrong entry count"; - write_req.entry.ip <= x"12345678"; - write_req.entry.mac <= x"002398127645"; - write_req.req <= '1'; - wait for clk_period; - write_req.req <= '0'; - wait until read_result.status = IDLE; - wait for clk_period; - assert entry_count = x"01" report "T12.2: wrong entry count"; - write_req.entry.ip <= x"12345678"; - write_req.entry.mac <= x"002398127647"; - write_req.req <= '1'; - wait for clk_period; - write_req.req <= '0'; - wait until read_result.status = IDLE; - wait for clk_period; - assert entry_count = x"01" report "T12.3: wrong entry count"; - read_req.ip <= x"12345678"; - read_req.req <= '1'; - wait until read_result.status = FOUND or read_result.status = NOT_FOUND; - wait for clk_period; - assert read_result.status = FOUND report "T12.4: expected FOUND"; - assert read_result.entry.ip = x"12345678" report "T12.4: wrong ip addr"; - assert read_result.entry.mac = x"002398127647" report "T12.4: wrong mac addr"; - read_req.req <= '0'; - wait for clk_period*2; - assert read_result.status = IDLE report "T12.5: expected IDLE"; - - report "--- end of tests ---"; - wait; - end process; - -END; Index: udp_ip_stack/tags/v2.0/bench/vhdl/UDP_RX_tb.vhd =================================================================== --- udp_ip_stack/tags/v2.0/bench/vhdl/UDP_RX_tb.vhd (revision 12) +++ udp_ip_stack/tags/v2.0/bench/vhdl/UDP_RX_tb.vhd (nonexistent) @@ -1,325 +0,0 @@ --------------------------------------------------------------------------------- --- Company: --- Engineer: --- --- Create Date: 16:53:03 06/10/2011 --- Design Name: --- Module Name: C:/Users/pjf/Documents/projects/fpga/xilinx/Network/ip1/UDP_RX_tb.vhd --- Project Name: ip1 --- Target Device: --- Tool versions: --- Description: --- --- VHDL Test Bench Created by ISE for module: UDP_RX --- --- Dependencies: --- --- Revision: --- Revision 0.01 - File Created --- Additional Comments: --- --- Notes: --- This testbench has been automatically generated using types std_logic and --- std_logic_vector for the ports of the unit under test. Xilinx recommends --- that these types always be used for the top-level I/O of a design in order --- to guarantee that the testbench will bind correctly to the post-implementation --- simulation model. --------------------------------------------------------------------------------- -library IEEE; -use IEEE.STD_LOGIC_1164.ALL; -use IEEE.NUMERIC_STD.ALL; -use work.axi.all; -use work.ipv4_types.all; - -ENTITY UDP_RX_tb IS -END UDP_RX_tb; - -ARCHITECTURE behavior OF UDP_RX_tb IS - - -- Component Declaration for the Unit Under Test (UUT) - - COMPONENT UDP_RX - PORT( - -- UDP Layer signals - udp_rxo : inout udp_rx_type; - udp_rx_start : out std_logic; -- indicates receipt of udp header - -- system signals - clk : in STD_LOGIC; - reset : in STD_LOGIC; - -- IP layer RX signals - ip_rx_start : in std_logic; -- indicates receipt of ip header - ip_rx : inout ipv4_rx_type - ); - END COMPONENT; - - - --Inputs - signal clk : std_logic := '0'; - signal reset : std_logic := '0'; - signal ip_rx_start : std_logic := '0'; - - --BiDirs - signal udp_rxo : udp_rx_type; - signal ip_rx : ipv4_rx_type; - - --Outputs - signal udp_rx_start : std_logic; - - -- Clock period definitions - constant clk_period : time := 8 ns; - -BEGIN - - -- Instantiate the Unit Under Test (UUT) - uut: UDP_RX PORT MAP ( - udp_rxo => udp_rxo, - udp_rx_start => udp_rx_start, - clk => clk, - reset => reset, - ip_rx_start => ip_rx_start, - ip_rx => ip_rx - ); - - -- Clock process definitions - clk_process :process - begin - clk <= '0'; - wait for clk_period/2; - clk <= '1'; - wait for clk_period/2; - end process; - - - -- Stimulus process - stim_proc: process - begin - -- hold reset state for 100 ns. - wait for 100 ns; - ip_rx_start <= '0'; - ip_rx.data.data_in_valid <= '0'; - ip_rx.data.data_in_last <= '0'; - ip_rx.hdr.is_valid <= '0'; - ip_rx.hdr.protocol <= (others => '0'); - ip_rx.hdr.num_frame_errors <= (others => '0'); - ip_rx.hdr.last_error_code <= (others => '0'); - ip_rx.hdr.is_broadcast <= '0'; - - reset <= '1'; - wait for clk_period*10; - reset <= '0'; - wait for clk_period*5; - reset <= '0'; - - -- check reset conditions - assert udp_rx_start = '0' report "udp_rx_start not initialised correctly on reset"; - assert udp_rxo.hdr.is_valid = '0' report "udp_rxo.hdr.is_valid not initialised correctly on reset"; - assert udp_rxo.data.data_in = x"00" report "udp_rxo.data.data_in not initialised correctly on reset"; - assert udp_rxo.data.data_in_valid = '0' report "udp_rxo.data.data_in_valid not initialised correctly on reset"; - assert udp_rxo.data.data_in_last = '0' report "udp_rxo.data.data_in_last not initialised correctly on reset"; - - -- insert stimulus here - - ------------ - -- TEST 1 -- basic functional rx test with received ip pkt - ------------ - - report "T1: Send an ip frame with IP src ip_address c0a80501, udp protocol from port x1498 to port x8724 and 3 bytes data"; - - ip_rx_start <= '1'; - ip_rx.data.data_in_valid <= '0'; - ip_rx.data.data_in_last <= '0'; - ip_rx.hdr.is_valid <= '1'; - ip_rx.hdr.protocol <= x"11"; -- UDP - ip_rx.hdr.data_length <= x"000b"; - ip_rx.hdr.src_ip_addr<= x"c0a80501"; - wait for clk_period*3; - -- now send the data - ip_rx.data.data_in_valid <= '1'; - ip_rx.data.data_in <= x"14"; wait for clk_period; -- src port - ip_rx.data.data_in <= x"98"; wait for clk_period; - ip_rx.data.data_in <= x"87"; wait for clk_period; -- dst port - ip_rx.data.data_in <= x"24"; wait for clk_period; - ip_rx.data.data_in <= x"00"; wait for clk_period; -- len (hdr + data) - ip_rx.data.data_in <= x"0b"; wait for clk_period; - ip_rx.data.data_in <= x"00"; wait for clk_period; -- mty cks - ip_rx.data.data_in <= x"00"; wait for clk_period; - -- udp hdr should be valid - assert udp_rxo.hdr.is_valid = '1' report "T1: udp_rxo.hdr.is_valid not set"; - - ip_rx.data.data_in <= x"41"; wait for clk_period; -- data - - assert udp_rxo.hdr.src_ip_addr = x"c0a80501" report "T1: udp_rxo.hdr.src_ip_addr not set correctly"; - assert udp_rxo.hdr.src_port = x"1498" report "T1: udp_rxo.hdr.src_port not set correctly"; - assert udp_rxo.hdr.dst_port = x"8724" report "T1: udp_rxo.hdr.dst_port not set correctly"; - assert udp_rxo.hdr.data_length = x"0003" report "T1: udp_rxo.hdr.data_length not set correctly"; - assert udp_rx_start = '1' report "T1: udp_rx_start not set"; - assert udp_rxo.data.data_in_valid = '1' report "T1: udp_rxo.data.data_in_valid not set"; - - ip_rx.data.data_in <= x"45"; wait for clk_period; -- data - ip_rx.data.data_in <= x"49"; ip_rx.data.data_in_last <= '1'; wait for clk_period; - assert udp_rxo.data.data_in_last = '1' report "T1: udp_rxo.data.data_in_last not set"; - ip_rx_start <= '0'; - ip_rx.data.data_in_valid <= '0'; - ip_rx.data.data_in_last <= '0'; - ip_rx.hdr.is_valid <= '0'; - wait for clk_period; - assert udp_rxo.data.data_in = x"00" report "T1: udp_rxo.data.data_in not cleared"; - assert udp_rxo.data.data_in_valid = '0' report "T1: udp_rxo.data.data_in_valid not cleared"; - assert udp_rxo.data.data_in_last = '0' report "T1: udp_rxo.data.data_in_last not cleared"; - - wait for clk_period; - - ------------ - -- TEST 2 -- ability to receive 2nd ip pkt - ------------ - - report "T2: Send an ip frame with IP src ip_address c0a80501, udp protocol from port x7623 to port x0365 and 5 bytes data"; - - ip_rx_start <= '1'; - ip_rx.data.data_in_valid <= '0'; - ip_rx.data.data_in_last <= '0'; - ip_rx.hdr.is_valid <= '1'; - ip_rx.hdr.protocol <= x"11"; -- UDP - ip_rx.hdr.data_length <= x"000b"; - ip_rx.hdr.src_ip_addr<= x"c0a80501"; - wait for clk_period*3; - -- now send the data - ip_rx.data.data_in_valid <= '1'; - ip_rx.data.data_in <= x"76"; wait for clk_period; -- src port - ip_rx.data.data_in <= x"23"; wait for clk_period; - ip_rx.data.data_in <= x"03"; wait for clk_period; -- dst port - ip_rx.data.data_in <= x"65"; wait for clk_period; - ip_rx.data.data_in <= x"00"; wait for clk_period; -- len (hdr + data) - ip_rx.data.data_in <= x"0d"; wait for clk_period; - ip_rx.data.data_in <= x"00"; wait for clk_period; -- mty cks - ip_rx.data.data_in <= x"00"; wait for clk_period; - -- udp hdr should be valid - assert udp_rxo.hdr.is_valid = '1' report "T2: udp_rxo.hdr.is_valid not set"; - - ip_rx.data.data_in <= x"17"; wait for clk_period; -- data - - assert udp_rxo.hdr.src_ip_addr = x"c0a80501" report "T2: udp_rxo.hdr.src_ip_addr not set correctly"; - assert udp_rxo.hdr.src_port = x"7623" report "T2: udp_rxo.hdr.src_port not set correctly"; - assert udp_rxo.hdr.dst_port = x"0365" report "T2: udp_rxo.hdr.dst_port not set correctly"; - assert udp_rxo.hdr.data_length = x"0005" report "T2: udp_rxo.hdr.data_length not set correctly"; - assert udp_rx_start = '1' report "T2: udp_rx_start not set"; - assert udp_rxo.data.data_in_valid = '1' report "T2: udp_rxo.data.data_in_valid not set"; - - ip_rx.data.data_in <= x"37"; wait for clk_period; -- data - ip_rx.data.data_in <= x"57"; wait for clk_period; -- data - ip_rx.data.data_in <= x"73"; wait for clk_period; -- data - ip_rx.data.data_in <= x"f9"; ip_rx.data.data_in_last <= '1'; wait for clk_period; - assert udp_rxo.data.data_in_last = '1' report "T2: udp_rxo.data.data_in_last not set"; - ip_rx_start <= '0'; - ip_rx.data.data_in_valid <= '0'; - ip_rx.data.data_in_last <= '0'; - ip_rx.hdr.is_valid <= '0'; - wait for clk_period; - assert udp_rxo.data.data_in = x"00" report "T2: udp_rxo.data.data_in not cleared"; - assert udp_rxo.data.data_in_valid = '0' report "T2: udp_rxo.data.data_in_valid not cleared"; - assert udp_rxo.data.data_in_last = '0' report "T2: udp_rxo.data.data_in_last not cleared"; - - ------------ - -- TEST 3 -- ability to reject non-udp protocols - ------------ - - report "T3: Send an ip frame with IP src ip_address c0a80501, protocol x12 from port x7623 to port x0365 and 5 bytes data"; - - ip_rx_start <= '1'; - ip_rx.data.data_in_valid <= '0'; - ip_rx.data.data_in_last <= '0'; - ip_rx.hdr.is_valid <= '1'; - ip_rx.hdr.protocol <= x"12"; -- non-UDP - ip_rx.hdr.data_length <= x"000b"; - ip_rx.hdr.src_ip_addr<= x"c0a80501"; - wait for clk_period*3; - -- now send the data - ip_rx.data.data_in_valid <= '1'; - ip_rx.data.data_in <= x"76"; wait for clk_period; -- src port - ip_rx.data.data_in <= x"23"; wait for clk_period; - ip_rx.data.data_in <= x"03"; wait for clk_period; -- dst port - ip_rx.data.data_in <= x"65"; wait for clk_period; - ip_rx.data.data_in <= x"00"; wait for clk_period; -- len (hdr + data) - ip_rx.data.data_in <= x"0d"; wait for clk_period; - ip_rx.data.data_in <= x"00"; wait for clk_period; -- mty cks - ip_rx.data.data_in <= x"00"; wait for clk_period; - -- udp hdr should be valid - assert udp_rxo.hdr.is_valid = '0' report "T3: udp_rxo.hdr.is_valid incorrectly set"; - - ip_rx.data.data_in <= x"17"; wait for clk_period; -- data - - assert udp_rx_start = '0' report "T3: udp_rx_start incorrectly set"; - assert udp_rxo.data.data_in_valid = '0' report "T3: udp_rxo.data.data_in_valid not set"; - - ip_rx.data.data_in <= x"37"; wait for clk_period; -- data - ip_rx.data.data_in <= x"57"; wait for clk_period; -- data - ip_rx.data.data_in <= x"73"; wait for clk_period; -- data - ip_rx.data.data_in <= x"f9"; ip_rx.data.data_in_last <= '1'; wait for clk_period; - assert udp_rxo.data.data_in_last = '0' report "T3: udp_rxo.data.data_in_last incorrectly set"; - ip_rx_start <= '0'; - ip_rx.data.data_in_valid <= '0'; - ip_rx.data.data_in_last <= '0'; - ip_rx.hdr.is_valid <= '0'; - wait for clk_period; - assert udp_rxo.data.data_in = x"00" report "T3: udp_rxo.data.data_in not cleared"; - assert udp_rxo.data.data_in_valid = '0' report "T3: udp_rxo.data.data_in_valid not cleared"; - assert udp_rxo.data.data_in_last = '0' report "T3: udp_rxo.data.data_in_last not cleared"; - - wait for clk_period; - - ------------ - -- TEST 4 -- Ability to receive UDP pkt after non-UDP pkt - ------------ - - report "T4: Send an ip frame with IP src ip_address c0a80501, udp protocol from port x1498 to port x8724 and 3 bytes data"; - - ip_rx_start <= '1'; - ip_rx.data.data_in_valid <= '0'; - ip_rx.data.data_in_last <= '0'; - ip_rx.hdr.is_valid <= '1'; - ip_rx.hdr.protocol <= x"11"; -- UDP - ip_rx.hdr.data_length <= x"000b"; - ip_rx.hdr.src_ip_addr<= x"c0a80501"; - wait for clk_period*3; - -- now send the data - ip_rx.data.data_in_valid <= '1'; - ip_rx.data.data_in <= x"14"; wait for clk_period; -- src port - ip_rx.data.data_in <= x"98"; wait for clk_period; - ip_rx.data.data_in <= x"87"; wait for clk_period; -- dst port - ip_rx.data.data_in <= x"24"; wait for clk_period; - ip_rx.data.data_in <= x"00"; wait for clk_period; -- len (hdr + data) - ip_rx.data.data_in <= x"0b"; wait for clk_period; - ip_rx.data.data_in <= x"00"; wait for clk_period; -- mty cks - ip_rx.data.data_in <= x"00"; wait for clk_period; - -- udp hdr should be valid - assert udp_rxo.hdr.is_valid = '1' report "T4: udp_rxo.hdr.is_valid not set"; - - ip_rx.data.data_in <= x"41"; wait for clk_period; -- data - - assert udp_rxo.hdr.src_ip_addr = x"c0a80501" report "T4: udp_rxo.hdr.src_ip_addr not set correctly"; - assert udp_rxo.hdr.src_port = x"1498" report "T4: udp_rxo.hdr.src_port not set correctly"; - assert udp_rxo.hdr.dst_port = x"8724" report "T4: udp_rxo.hdr.dst_port not set correctly"; - assert udp_rxo.hdr.data_length = x"0003" report "T4: udp_rxo.hdr.data_length not set correctly"; - assert udp_rx_start = '1' report "T4: udp_rx_start not set"; - assert udp_rxo.data.data_in_valid = '1' report "T4: udp_rxo.data.data_in_valid not set"; - - ip_rx.data.data_in <= x"45"; wait for clk_period; -- data - ip_rx.data.data_in <= x"49"; ip_rx.data.data_in_last <= '1'; wait for clk_period; - assert udp_rxo.data.data_in_last = '1' report "T4: udp_rxo.data.data_in_last not set"; - ip_rx_start <= '0'; - ip_rx.data.data_in_valid <= '0'; - ip_rx.data.data_in_last <= '0'; - ip_rx.hdr.is_valid <= '0'; - wait for clk_period; - assert udp_rxo.data.data_in = x"00" report "T4: udp_rxo.data.data_in not cleared"; - assert udp_rxo.data.data_in_valid = '0' report "T4: udp_rxo.data.data_in_valid not cleared"; - assert udp_rxo.data.data_in_last = '0' report "T4: udp_rxo.data.data_in_last not cleared"; - - wait for clk_period; - - report "--- end of tests ---"; - - wait; - end process; - -END; Index: udp_ip_stack/tags/v2.0/bench/vhdl/arp_tb.vhd =================================================================== --- udp_ip_stack/tags/v2.0/bench/vhdl/arp_tb.vhd (revision 12) +++ udp_ip_stack/tags/v2.0/bench/vhdl/arp_tb.vhd (nonexistent) @@ -1,601 +0,0 @@ --------------------------------------------------------------------------------- --- Company: --- Engineer: --- --- Create Date: 12:35:50 05/31/2011 --- Design Name: --- Module Name: C:/Users/pjf/Documents/projects/fpga/xilinx/Network/arp1/arp_tb.vhd --- Project Name: arp1 --- Target Device: --- Tool versions: --- Description: --- --- VHDL Test Bench Created by ISE for module: arp --- --- Dependencies: --- --- Revision: --- Revision 0.01 - File Created --- Revision 0.02 - Added tests for ARP timeout --- Additional Comments: --- --- Notes: --- This testbench has been automatically generated using types std_logic and --- std_logic_vector for the ports of the unit under test. Xilinx recommends --- that these types always be used for the top-level I/O of a design in order --- to guarantee that the testbench will bind correctly to the post-implementation --- simulation model. --------------------------------------------------------------------------------- -LIBRARY ieee; -USE ieee.std_logic_1164.ALL; -USE ieee.numeric_std.ALL; -use work.arp_types.all; - -ENTITY arp_tb IS -END arp_tb; - -ARCHITECTURE behavior OF arp_tb IS - - -- Component Declaration for the Unit Under Test (UUT) - - COMPONENT arp - generic ( - CLOCK_FREQ : integer := 125000000; -- freq of data_in_clk -- needed to timout cntr - ARP_TIMEOUT : integer := 60 -- ARP response timeout (s) - ); - Port ( - -- lookup request signals - arp_req_req : in arp_req_req_type; - arp_req_rslt : out arp_req_rslt_type; - -- MAC layer RX signals - data_in_clk : in STD_LOGIC; - reset : in STD_LOGIC; - data_in : in STD_LOGIC_VECTOR (7 downto 0); -- ethernet frame (from dst mac addr through to last byte of frame) - data_in_valid : in STD_LOGIC; -- indicates data_in valid on clock - data_in_last : in STD_LOGIC; -- indicates last data in frame - -- MAC layer TX signals - mac_tx_req : out std_logic; -- indicates that ip wants access to channel (stays up for as long as tx) - mac_tx_granted : in std_logic; -- indicates that access to channel has been granted - data_out_clk : in std_logic; - data_out_ready : in std_logic; -- indicates system ready to consume data - data_out_valid : out std_logic; -- indicates data out is valid - data_out_first : out std_logic; -- with data out valid indicates the first byte of a frame - data_out_last : out std_logic; -- with data out valid indicates the last byte of a frame - data_out : out std_logic_vector (7 downto 0); -- ethernet frame (from dst mac addr through to last byte of frame) - -- system signals - our_mac_address : in STD_LOGIC_VECTOR (47 downto 0); - our_ip_address : in STD_LOGIC_VECTOR (31 downto 0); - control : in arp_control_type; - req_count : out STD_LOGIC_VECTOR(7 downto 0) -- count of arp pkts received - ); - END COMPONENT; - - - --Inputs - signal clk : std_logic := '0'; - signal reset : std_logic := '0'; - signal data_in : std_logic_vector(7 downto 0) := (others => '0'); - signal data_in_valid : std_logic := '0'; - signal data_in_last : std_logic := '0'; - signal our_mac_address : std_logic_vector(47 downto 0) := (others => '0'); - signal our_ip_address : std_logic_vector(31 downto 0) := (others => '0'); - signal data_out_ready : std_logic; - signal data_out_valid : std_logic; - signal data_out_first : std_logic; - signal data_out_last : std_logic; - signal data_out : std_logic_vector (7 downto 0); - signal req_count : STD_LOGIC_VECTOR(7 downto 0); - signal arp_req_req : arp_req_req_type; - signal arp_req_rslt : arp_req_rslt_type; - signal mac_tx_req : std_logic; - signal mac_tx_granted : std_logic; - signal control : arp_control_type; - - - -- Clock period definitions - constant clk_period : time := 8 ns; - -BEGIN - - -- Instantiate the Unit Under Test (UUT) - uut: arp generic map ( - CLOCK_FREQ => 10, -- artificially low count to enable pragmatic testing - ARP_TIMEOUT => 20 - ) - PORT MAP ( - -- lookup request mappings - arp_req_req => arp_req_req, - arp_req_rslt => arp_req_rslt, - -- rx mappings - data_in_clk => clk, - reset => reset, - data_in => data_in, - data_in_valid => data_in_valid, - data_in_last => data_in_last, - -- tx mappings - mac_tx_req => mac_tx_req, - mac_tx_granted => mac_tx_granted, - data_out_clk => clk, - data_out_ready => data_out_ready, - data_out_valid => data_out_valid, - data_out_first => data_out_first, - data_out_last => data_out_last, - data_out => data_out, - -- system mappings - our_mac_address => our_mac_address, - our_ip_address => our_ip_address, - control => control, - req_count => req_count - ); - - -- Clock process definitions - clk_process :process - begin - clk <= '0'; - wait for clk_period/2; - clk <= '1'; - wait for clk_period/2; - end process; - - - -- Stimulus process - stim_proc: process - begin - -- hold reset state for 100 ns. - wait for 100 ns; - - our_ip_address <= x"c0a80509"; -- 192.168.5.9 - our_mac_address <= x"002320212223"; - mac_tx_granted <= '1'; -- FIXME 0 - control.clear_cache <= '0'; - - reset <= '1'; - wait for clk_period*10; - reset <= '0'; - wait for clk_period*5; - - assert mac_tx_req = '0' report "mac_tx_req asserted on reset"; - - -- insert stimulus here - arp_req_req.lookup_req <= '0'; - arp_req_req.ip <= (others => '0'); - data_out_ready <= '1'; - - report "T1: Send an ARP request: who has 192.168.5.9? Tell 192.168.5.1"; - data_in_valid <= '1'; - -- dst MAC (bc) - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - -- src MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"18"; wait for clk_period; - data_in <= x"29"; wait for clk_period; - data_in <= x"26"; wait for clk_period; - data_in <= x"7c"; wait for clk_period; - -- type - data_in <= x"08"; wait for clk_period; - data_in <= x"06"; wait for clk_period; - -- HW type - data_in <= x"00"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Protocol type - data_in <= x"08"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - -- HW size - data_in <= x"06"; wait for clk_period; - -- protocol size - data_in <= x"04"; wait for clk_period; - -- Opcode - data_in <= x"00"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Sender MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"18"; wait for clk_period; - data_in <= x"29"; wait for clk_period; - data_in <= x"26"; wait for clk_period; - data_in <= x"7c"; wait for clk_period; - -- Sender IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Target MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - -- Target IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"09"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in_last <= '1'; - data_in <= x"00"; wait for clk_period; - data_in_last <= '0'; - data_in_valid <= '0'; - - -- check tx arbitration signals - - assert mac_tx_req = '1' report "T1: mac_tx_req not set"; - - -- ready to tx - data_out_ready <= '1'; - mac_tx_granted <= '1'; - wait for clk_period*10; - data_out_ready <= '0'; - wait for clk_period*2; - data_out_ready <= '1'; - wait for clk_period*50; - - report "T2: Send another ARP request: who has 192.168.5.9? Tell 192.168.5.1, holding off transmitter"; - data_out_ready <= '0'; - data_in_valid <= '1'; - -- dst MAC (bc) - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - -- src MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"18"; wait for clk_period; - data_in <= x"29"; wait for clk_period; - data_in <= x"26"; wait for clk_period; - data_in <= x"7c"; wait for clk_period; - -- type - data_in <= x"08"; wait for clk_period; - data_in <= x"06"; wait for clk_period; - -- HW type - data_in <= x"00"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Protocol type - data_in <= x"08"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - -- HW size - data_in <= x"06"; wait for clk_period; - -- protocol size - data_in <= x"04"; wait for clk_period; - -- Opcode - data_in <= x"00"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Sender MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"18"; wait for clk_period; - data_in <= x"29"; wait for clk_period; - data_in <= x"26"; wait for clk_period; - data_in <= x"7c"; wait for clk_period; - -- Sender IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Target MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - -- Target IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"09"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in_last <= '1'; - data_in <= x"00"; wait for clk_period; - data_in_last <= '0'; - data_in_valid <= '0'; - - -- ready to tx - wait for clk_period*10; - data_out_ready <= '1'; - - wait for clk_period*50; - - report "T3 Send a request for the IP that is already cached"; - arp_req_req.ip <= x"c0a80501"; - arp_req_req.lookup_req <= '1'; - wait for clk_period; - assert arp_req_rslt.got_mac = '1' report "T3: should have got mac"; - assert arp_req_rslt.mac = x"00231829267c" report "T3: incorrect mac"; - assert arp_req_rslt.got_err = '0' report "T3: should not have got err"; - arp_req_req.lookup_req <= '0'; - wait for clk_period; - wait for clk_period*10; - - wait for clk_period*20; - assert mac_tx_req = '0' report "T3: should not be requesting TX channel"; - - report "T4: Request 192.168.5.3 (not cached= and Send an ARP reply: 192.168.5.3 has mac 02:12:03:23:04:54"; - arp_req_req.ip <= x"c0a80503"; - arp_req_req.lookup_req <= '1'; - wait for clk_period; - arp_req_req.lookup_req <= '0'; - wait for clk_period*20; - assert mac_tx_req = '1' report "T4: should be requesting TX channel"; - wait for clk_period*50; - -- Send the reply - data_out_ready <= '1'; - - data_in_valid <= '1'; - -- dst MAC (bc) - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - -- src MAC - data_in <= x"02"; wait for clk_period; - data_in <= x"12"; wait for clk_period; - data_in <= x"03"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"04"; wait for clk_period; - data_in <= x"54"; wait for clk_period; - -- type - data_in <= x"08"; wait for clk_period; - data_in <= x"06"; wait for clk_period; - -- HW type - data_in <= x"00"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Protocol type - data_in <= x"08"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - -- HW size - data_in <= x"06"; wait for clk_period; - -- protocol size - data_in <= x"04"; wait for clk_period; - -- Opcode - data_in <= x"00"; wait for clk_period; - data_in <= x"02"; wait for clk_period; - -- Sender MAC - data_in <= x"02"; wait for clk_period; - data_in <= x"12"; wait for clk_period; - data_in <= x"03"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"04"; wait for clk_period; - data_in <= x"54"; wait for clk_period; - -- Sender IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"03"; wait for clk_period; - -- Target MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"20"; wait for clk_period; - data_in <= x"21"; wait for clk_period; - data_in <= x"22"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - -- Target IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"09"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in_last <= '1'; - data_in <= x"00"; wait for clk_period; - data_in_last <= '0'; - data_in_valid <= '0'; - wait for clk_period; - assert arp_req_rslt.got_mac = '1' report "T4: should have got mac"; - assert arp_req_rslt.mac = x"021203230454" report "T4: incorrect mac"; - assert arp_req_rslt.got_err = '0' report "T4: should not have got err"; - wait for clk_period*10; - - report "T5: Request 192.168.5.4 (not cached), dont send a reply and wait for timeout"; - arp_req_req.ip <= x"c0a80504"; - arp_req_req.lookup_req <= '1'; - wait for clk_period; - arp_req_req.lookup_req <= '0'; - wait for clk_period*20; - assert mac_tx_req = '1' report "T5: should be requesting TX channel"; - wait for clk_period*200; - assert arp_req_rslt.got_mac = '0' report "T5: should not have got mac"; - assert arp_req_rslt.got_err = '1' report "T5: should have got err"; - - report "T6: Request 192.168.5.7 (not cached= and Send an ARP reply: 192.168.5.7 has mac 02:15:03:23:04:54"; - arp_req_req.ip <= x"c0a80507"; - arp_req_req.lookup_req <= '1'; - wait for clk_period; - assert arp_req_rslt.got_mac = '0' report "T6: should not yet have mac"; - assert arp_req_rslt.got_err = '0' report "T6: should not have got err"; - - arp_req_req.lookup_req <= '0'; - wait for clk_period*20; - assert mac_tx_req = '1' report "T6: should be requesting TX channel"; - wait for clk_period*50; - -- Send the reply - data_out_ready <= '1'; - - data_in_valid <= '1'; - -- dst MAC (bc) - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - -- src MAC - data_in <= x"02"; wait for clk_period; - data_in <= x"15"; wait for clk_period; - data_in <= x"03"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"04"; wait for clk_period; - data_in <= x"54"; wait for clk_period; - -- type - data_in <= x"08"; wait for clk_period; - data_in <= x"06"; wait for clk_period; - -- HW type - data_in <= x"00"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Protocol type - data_in <= x"08"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - -- HW size - data_in <= x"06"; wait for clk_period; - -- protocol size - data_in <= x"04"; wait for clk_period; - -- Opcode - data_in <= x"00"; wait for clk_period; - data_in <= x"02"; wait for clk_period; - -- Sender MAC - data_in <= x"02"; wait for clk_period; - data_in <= x"15"; wait for clk_period; - data_in <= x"03"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"04"; wait for clk_period; - data_in <= x"54"; wait for clk_period; - -- Sender IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"07"; wait for clk_period; - -- Target MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"20"; wait for clk_period; - data_in <= x"21"; wait for clk_period; - data_in <= x"22"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - -- Target IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"09"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in_last <= '1'; - data_in <= x"00"; wait for clk_period; - data_in_last <= '0'; - data_in_valid <= '0'; - wait for clk_period; - assert arp_req_rslt.got_mac = '1' report "T6: should have got mac"; - assert arp_req_rslt.mac = x"021503230454" report "T6: incorrect mac"; - assert arp_req_rslt.got_err = '0' report "T6: should not have got err"; - wait for clk_period*10; - - report "T7: Request 192.168.5.7 again an expect it to be in the cache"; - arp_req_req.ip <= x"c0a80507"; - arp_req_req.lookup_req <= '1'; - wait for clk_period; - assert arp_req_rslt.got_mac = '1' report "T7: should have mac"; - assert arp_req_rslt.got_err = '0' report "T7: should not have got err"; - - arp_req_req.lookup_req <= '0'; - wait for clk_period*20; - - report "T8: Clear the cache, Request 192.168.5.7 again an expect a 'who has' to be sent"; - control.clear_cache <= '1'; - wait for clk_period; - control.clear_cache <= '0'; - wait for clk_period; - - arp_req_req.ip <= x"c0a80507"; - arp_req_req.lookup_req <= '1'; - wait for clk_period; - assert arp_req_rslt.got_mac = '0' report "T8: should not yet have mac"; - assert arp_req_rslt.got_err = '0' report "T8: should not have got err"; - - arp_req_req.lookup_req <= '0'; - wait for clk_period*20; - - - assert mac_tx_req = '1' report "T8: should be requesting TX channel"; - wait for clk_period*50; - -- Send the reply - data_out_ready <= '1'; - - data_in_valid <= '1'; - -- dst MAC (bc) - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - -- src MAC - data_in <= x"02"; wait for clk_period; - data_in <= x"15"; wait for clk_period; - data_in <= x"03"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"04"; wait for clk_period; - data_in <= x"54"; wait for clk_period; - -- type - data_in <= x"08"; wait for clk_period; - data_in <= x"06"; wait for clk_period; - -- HW type - data_in <= x"00"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Protocol type - data_in <= x"08"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - -- HW size - data_in <= x"06"; wait for clk_period; - -- protocol size - data_in <= x"04"; wait for clk_period; - -- Opcode - data_in <= x"00"; wait for clk_period; - data_in <= x"02"; wait for clk_period; - -- Sender MAC - data_in <= x"02"; wait for clk_period; - data_in <= x"15"; wait for clk_period; - data_in <= x"03"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"55"; wait for clk_period; - data_in <= x"54"; wait for clk_period; - -- Sender IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"07"; wait for clk_period; - -- Target MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"20"; wait for clk_period; - data_in <= x"21"; wait for clk_period; - data_in <= x"22"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - -- Target IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"09"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in_last <= '1'; - data_in <= x"00"; wait for clk_period; - data_in_last <= '0'; - data_in_valid <= '0'; - wait for clk_period; - assert arp_req_rslt.got_mac = '1' report "T8: should have got mac"; - assert arp_req_rslt.mac = x"021503235554" report "T8: incorrect mac"; - assert arp_req_rslt.got_err = '0' report "T8: should not have got err"; - wait for clk_period*10; - - report "--- end of tests ---"; - wait; - end process; - -END; Index: udp_ip_stack/tags/v2.0/bench/vhdl/UDP_TX_tb.vhd =================================================================== --- udp_ip_stack/tags/v2.0/bench/vhdl/UDP_TX_tb.vhd (revision 12) +++ udp_ip_stack/tags/v2.0/bench/vhdl/UDP_TX_tb.vhd (nonexistent) @@ -1,219 +0,0 @@ --------------------------------------------------------------------------------- --- Company: --- Engineer: --- --- Create Date: 18:43:49 06/10/2011 --- Design Name: --- Module Name: C:/Users/pjf/Documents/projects/fpga/xilinx/Network/ip1/UDP_TX_tb.vhd --- Project Name: ip1 --- Target Device: --- Tool versions: --- Description: --- --- VHDL Test Bench Created by ISE for module: UDP_TX --- --- Dependencies: --- --- Revision: --- Revision 0.01 - File Created --- Additional Comments: --- --- Notes: --- This testbench has been automatically generated using types std_logic and --- std_logic_vector for the ports of the unit under test. Xilinx recommends --- that these types always be used for the top-level I/O of a design in order --- to guarantee that the testbench will bind correctly to the post-implementation --- simulation model. --------------------------------------------------------------------------------- -library IEEE; -use IEEE.STD_LOGIC_1164.ALL; -use IEEE.NUMERIC_STD.ALL; -use work.axi.all; -use work.ipv4_types.all; - -ENTITY UDP_TX_tb IS -END UDP_TX_tb; - -ARCHITECTURE behavior OF UDP_TX_tb IS - - -- Component Declaration for the Unit Under Test (UUT) - - COMPONENT UDP_TX - PORT( - -- UDP Layer signals - udp_tx_start : in std_logic; -- indicates req to tx UDP - udp_txi : in udp_tx_type; -- UDP tx cxns - udp_tx_result : out std_logic_vector (1 downto 0);-- tx status (changes during transmission) - udp_tx_data_out_ready: out std_logic; -- indicates udp_tx is ready to take data - -- system signals - clk : in STD_LOGIC; -- same clock used to clock mac data and ip data - reset : in STD_LOGIC; - -- IP layer TX signals - ip_tx_start : out std_logic; - ip_tx : out ipv4_tx_type; -- IP tx cxns - ip_tx_result : in std_logic_vector (1 downto 0); -- tx status (changes during transmission) - ip_tx_data_out_ready : in std_logic -- indicates IP TX is ready to take data - ); - END COMPONENT; - - - --Inputs - signal udp_tx_start : std_logic := '0'; - signal clk : std_logic := '0'; - signal reset : std_logic := '0'; - signal udp_txi : udp_tx_type; - signal ip_tx_result : std_logic_vector (1 downto 0); -- tx status (changes during transmission) - signal ip_tx_data_out_ready : std_logic; -- indicates IP TX is ready to take data - - --Outputs - signal ip_tx_start : std_logic := '0'; - signal ip_tx : ipv4_tx_type; - signal udp_tx_result : std_logic_vector (1 downto 0); - signal udp_tx_data_out_ready : std_logic; - - -- Clock period definitions - constant clk_period : time := 8 ns; - -BEGIN - - -- Instantiate the Unit Under Test (UUT) - uut: UDP_TX PORT MAP ( - udp_tx_start => udp_tx_start, - udp_txi => udp_txi, - udp_tx_result => udp_tx_result, - udp_tx_data_out_ready => udp_tx_data_out_ready, - clk => clk, - reset => reset, - ip_tx_start => ip_tx_start, - ip_tx => ip_tx, - ip_tx_result => ip_tx_result, - ip_tx_data_out_ready => ip_tx_data_out_ready - ); - - - -- Clock process definitions - clk_process :process - begin - clk <= '0'; - wait for clk_period/2; - clk <= '1'; - wait for clk_period/2; - end process; - - - -- Stimulus process - stim_proc: process - begin - -- hold reset state for 100 ns. - wait for 100 ns; - - udp_tx_start <= '0'; - - udp_txi.hdr.dst_ip_addr <= (others => '0'); - udp_txi.hdr.dst_port <= (others => '0'); - udp_txi.hdr.src_port <= (others => '0'); - udp_txi.hdr.data_length <= (others => '0'); - udp_txi.hdr.checksum <= (others => '0'); - udp_txi.data.data_out_last <= '0'; - - reset <= '1'; - wait for clk_period*10; - reset <= '0'; - wait for clk_period*5; - - -- check reset conditions - - assert ip_tx_start = '0' report "ip_tx_start not initialised correctly on reset"; - assert ip_tx.data.data_out_valid = '0' report "ip_tx.data.data_out_valid not initialised correctly on reset"; - assert ip_tx.data.data_out_last = '0' report "ip_tx.data.data_out_last not initialised correctly on reset"; - assert udp_tx_result = UDPTX_RESULT_NONE report "udp_tx_result not initialised correctly on reset"; - - -- insert stimulus here - - wait for clk_period*5; - - ------------ - -- TEST 1 -- basic functional tx test - ------------ - - report "T1: basic functional tx test - send 56, 57, 58 to port 8532"; - - udp_txi.hdr.dst_ip_addr <= x"c0123478"; - udp_txi.hdr.dst_port <= x"1467"; - udp_txi.hdr.src_port <= x"8532"; - udp_txi.hdr.data_length <= x"0003"; - - udp_tx_start <= '1'; - ip_tx_data_out_ready <= '1'; -- IP layer can accept data - wait for clk_period; - udp_tx_start <= '0'; wait for clk_period; - ip_tx_result <= IPTX_RESULT_NONE; - - assert udp_tx_result = UDPTX_RESULT_SENDING report "T1: result should be UDPTX_RESULT_SENDING"; - - wait until udp_tx_data_out_ready = '1'; - - -- start to tx IP data - udp_txi.data.data_out_valid <= '1'; - udp_txi.data.data_out <= x"56"; wait for clk_period; - udp_txi.data.data_out <= x"57"; wait for clk_period; - - udp_txi.data.data_out <= x"58"; - udp_txi.data.data_out_last <= '1'; - wait for clk_period; - - assert ip_tx.data.data_out_last = '1' report "T1: ip_tx.datda_out_last not set on last byte"; - - udp_txi.data.data_out_valid <= '0'; - udp_txi.data.data_out_last <= '0'; - wait for clk_period*2; - ip_tx_result <= IPTX_RESULT_SENT; - - assert udp_tx_result = UDPTX_RESULT_SENT report "T1: result should be UDPTX_RESULT_SENT"; - wait for clk_period*2; - - ------------ - -- TEST 2 -- 2nd pkt - ------------ - - report "T2: send a second pkt - 56,57,58,59 to port 8532"; - - udp_txi.hdr.dst_ip_addr <= x"c0123475"; - udp_txi.hdr.dst_port <= x"1467"; - udp_txi.hdr.src_port <= x"8532"; - udp_txi.hdr.data_length <= x"0005"; - - udp_tx_start <= '1'; - ip_tx_data_out_ready <= '1'; -- IP layer can accept data - wait for clk_period; - udp_tx_start <= '0'; wait for clk_period; - - assert udp_tx_result = UDPTX_RESULT_SENDING report "T1: result should be UDPTX_RESULT_SENDING"; - - wait until udp_tx_data_out_ready = '1'; - - -- start to tx IP data - udp_txi.data.data_out_valid <= '1'; - udp_txi.data.data_out <= x"56"; wait for clk_period; - udp_txi.data.data_out <= x"57"; wait for clk_period; - udp_txi.data.data_out <= x"58"; wait for clk_period; - udp_txi.data.data_out <= x"59"; wait for clk_period; - - udp_txi.data.data_out <= x"5a"; - udp_txi.data.data_out_last <= '1'; - wait for clk_period; - assert ip_tx.data.data_out_last = '1' report "T1: ip_tx.datda_out_last not set on last byte"; - - udp_txi.data.data_out_valid <= '0'; - udp_txi.data.data_out_last <= '0'; - wait for clk_period*2; - - assert udp_tx_result = UDPTX_RESULT_SENT report "T1: result should be UDPTX_RESULT_SENT"; - wait for clk_period*2; - - report "--- end of tests ---"; - - wait; - end process; - -END; Index: udp_ip_stack/tags/v2.0/bench/vhdl/IP_av2_complete_nomac_tb .vhd =================================================================== --- udp_ip_stack/tags/v2.0/bench/vhdl/IP_av2_complete_nomac_tb .vhd (revision 12) +++ udp_ip_stack/tags/v2.0/bench/vhdl/IP_av2_complete_nomac_tb .vhd (nonexistent) @@ -1,451 +0,0 @@ --------------------------------------------------------------------------------- --- Company: --- Engineer: --- --- Create Date: 13:54:32 06/04/2011 --- Design Name: --- Module Name: C:/Users/pjf/Documents/projects/fpga/xilinx/Network/ip1/IP_complete_nomac_tb.vhd --- Project Name: ip1 --- Target Device: --- Tool versions: --- Description: --- --- VHDL Test Bench Created by ISE for module: IP_complete_nomac --- --- Dependencies: --- --- Revision: --- Revision 0.01 - File Created --- Additional Comments: --- --- Notes: --- This testbench has been automatically generated using types std_logic and --- std_logic_vector for the ports of the unit under test. Xilinx recommends --- that these types always be used for the top-level I/O of a design in order --- to guarantee that the testbench will bind correctly to the post-implementation --- simulation model. --------------------------------------------------------------------------------- -LIBRARY ieee; -USE ieee.std_logic_1164.ALL; -use IEEE.NUMERIC_STD.ALL; -use work.axi.all; -use work.ipv4_types.all; -use work.arp_types.all; -use work.arp; -use work.arpv2; - - -ENTITY IP_av2_complete_nomac_tb IS -END IP_av2_complete_nomac_tb; - - - ---configuration main of IP_av2_complete_nomac_tb is --- for behavior --- for uut : IP_complete_nomac --- use configuration work.IP_complete_nomac.multi_slot_arp; --- end for; --- end for; ---end main; - -ARCHITECTURE behavior OF IP_av2_complete_nomac_tb IS - - -- Component Declaration for the Unit Under Test (UUT) - - COMPONENT IP_complete_nomac - generic ( - CLOCK_FREQ : integer := 125000000; -- freq of data_in_clk -- needed to timout cntr - ARP_TIMEOUT : integer := 60 -- ARP response timeout (s) - ); - Port ( - -- IP Layer signals - ip_tx_start : in std_logic; - ip_tx : in ipv4_tx_type; -- IP tx cxns - ip_tx_result : out std_logic_vector (1 downto 0); -- tx status (changes during transmission) - ip_tx_data_out_ready : out std_logic; -- indicates IP TX is ready to take data - ip_rx_start : out std_logic; -- indicates receipt of ip frame. - ip_rx : out ipv4_rx_type; - -- system signals - rx_clk : in STD_LOGIC; - tx_clk : in STD_LOGIC; - reset : in STD_LOGIC; - our_ip_address : in STD_LOGIC_VECTOR (31 downto 0); - our_mac_address : in std_logic_vector (47 downto 0); - control : in ip_control_type; - -- status signals - arp_pkt_count : out STD_LOGIC_VECTOR(7 downto 0); -- count of arp pkts received - ip_pkt_count : out STD_LOGIC_VECTOR(7 downto 0); -- number of IP pkts received for us - -- MAC Transmitter - mac_tx_tdata : out std_logic_vector(7 downto 0); -- data byte to tx - mac_tx_tvalid : out std_logic; -- tdata is valid - mac_tx_tready : in std_logic; -- mac is ready to accept data - mac_tx_tfirst : out std_logic; -- indicates first byte of frame - mac_tx_tlast : out std_logic; -- indicates last byte of frame - -- MAC Receiver - mac_rx_tdata : in std_logic_vector(7 downto 0); -- data byte received - mac_rx_tvalid : in std_logic; -- indicates tdata is valid - mac_rx_tready : out std_logic; -- tells mac that we are ready to take data - mac_rx_tlast : in std_logic -- indicates last byte of the trame - ); - END COMPONENT; - - - --Inputs - signal ip_tx_start : std_logic := '0'; - signal ip_tx : ipv4_tx_type; - - signal clk : std_logic := '0'; - signal reset : std_logic := '0'; - signal our_ip_address : std_logic_vector(31 downto 0) := (others => '0'); - signal our_mac_address : std_logic_vector(47 downto 0) := (others => '0'); - signal mac_tx_tready : std_logic := '0'; - signal mac_rx_tdata : std_logic_vector(7 downto 0) := (others => '0'); - signal mac_rx_tvalid : std_logic := '0'; - signal mac_rx_tlast : std_logic := '0'; - signal control : ip_control_type; - - --Outputs - signal ip_tx_result : std_logic_vector (1 downto 0); -- tx status (changes during transmission) - signal ip_tx_data_out_ready : std_logic; -- indicates IP TX is ready to take data - signal ip_rx_start : std_logic; - signal ip_rx : ipv4_rx_type; - signal arp_pkt_count : std_logic_vector(7 downto 0); - signal mac_tx_tdata : std_logic_vector(7 downto 0); - signal mac_tx_tvalid : std_logic; - signal mac_tx_tfirst : std_logic; - signal mac_tx_tlast : std_logic; - signal mac_rx_tready : std_logic; - - -- Clock period definitions - constant clk_period : time := 8 ns; - -BEGIN - - -- Instantiate the Unit Under Test (UUT) - uut: IP_complete_nomac PORT MAP ( - ip_tx_start => ip_tx_start, - ip_tx => ip_tx, - ip_tx_result => ip_tx_result, - ip_tx_data_out_ready => ip_tx_data_out_ready, - ip_rx_start => ip_rx_start, - ip_rx => ip_rx, - rx_clk => clk, - tx_clk => clk, - reset => reset, - our_ip_address => our_ip_address, - our_mac_address => our_mac_address, - control => control, - arp_pkt_count => arp_pkt_count, - mac_tx_tdata => mac_tx_tdata, - mac_tx_tvalid => mac_tx_tvalid, - mac_tx_tready => mac_tx_tready, - mac_tx_tfirst => mac_tx_tfirst, - mac_tx_tlast => mac_tx_tlast, - mac_rx_tdata => mac_rx_tdata, - mac_rx_tvalid => mac_rx_tvalid, - mac_rx_tready => mac_rx_tready, - mac_rx_tlast => mac_rx_tlast - ); - - -- Clock process definitions - clk_process :process - begin - clk <= '1'; - wait for clk_period/2; - clk <= '0'; - wait for clk_period/2; - end process; - - - -- Stimulus process - stim_proc: process - begin - -- hold reset state for 100 ns. - wait for 80 ns; - - our_ip_address <= x"c0a80509"; -- 192.168.5.9 - our_mac_address <= x"002320212223"; - control.arp_controls.clear_cache <= '0'; - ip_tx_start <= '0'; - mac_tx_tready <= '0'; - - reset <= '1'; - wait for clk_period*10; - reset <= '0'; - wait for clk_period*5; - - -- check reset conditions - assert ip_tx_result = IPTX_RESULT_NONE report "ip_tx_result not initialised correctly on reset"; - assert ip_tx_data_out_ready = '0' report "ip_tx_data_out_ready not initialised correctly on reset"; - assert mac_tx_tvalid = '0' report "mac_tx_tvalid not initialised correctly on reset"; - assert mac_tx_tlast = '0' report " mac_tx_tlast not initialised correctly on reset"; - assert arp_pkt_count = x"00" report " arp_pkt_count not initialised correctly on reset"; - assert ip_rx_start = '0' report "ip_rx_start not initialised correctly on reset"; - assert ip_rx.hdr.is_valid = '0' report "ip_rx.hdr.is_valid not initialised correctly on reset"; - assert ip_rx.hdr.protocol = x"00" report "ip_rx.hdr.protocol not initialised correctly on reset"; - assert ip_rx.hdr.data_length = x"0000" report "ip_rx.hdr.data_length not initialised correctly on reset"; - assert ip_rx.hdr.src_ip_addr = x"00000000" report "ip_rx.hdr.src_ip_addr not initialised correctly on reset"; - assert ip_rx.hdr.num_frame_errors = x"00" report "ip_rx.hdr.num_frame_errors not initialised correctly on reset"; - assert ip_rx.data.data_in = x"00" report "ip_rx.data.data_in not initialised correctly on reset"; - assert ip_rx.data.data_in_valid = '0' report "ip_rx.data.data_in_valid not initialised correctly on reset"; - assert ip_rx.data.data_in_last = '0' report "ip_rx.data.data_in_last not initialised correctly on reset"; - - -- insert stimulus here - - ------------ - -- TEST 1 -- basic functional rx test with received ip pkt - ------------ - - report "T1: Send an eth frame with IP pkt dst ip_address c0a80509, dst mac 002320212223"; - - mac_tx_tready <= '1'; - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"20"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - mac_rx_tdata <= x"22"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - mac_rx_tdata <= x"29"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"7c"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; -- IP pkt - mac_rx_tdata <= x"00"; wait for clk_period; - -- ver & HL / service type - mac_rx_tdata <= x"45"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- total len - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - -- ID - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- flags & frag - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- TTL - mac_rx_tdata <= x"00"; wait for clk_period; - -- Protocol - mac_rx_tdata <= x"11"; wait for clk_period; - -- Header CKS - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- SRC IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- DST IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"09"; wait for clk_period; - - -- user data - mac_rx_tdata <= x"24"; wait for clk_period; - - -- since we are up to the user data stage, the header should be valid and the data_in_valid should be set - assert ip_rx.hdr.is_valid = '1' report "T1: ip_rx.hdr.is_valid not set"; - assert ip_rx.hdr.protocol = x"11" report "T1: ip_rx.hdr.protocol not set correctly"; - assert ip_rx.hdr.data_length = x"0004" report "T1: ip_rx.hdr.data_length not set correctly"; - assert ip_rx.hdr.src_ip_addr = x"c0a80501" report "T1: ip_rx.hdr.src_ip_addr not set correctly"; - assert ip_rx.hdr.num_frame_errors = x"00" report "T1: ip_rx.hdr.num_frame_errors not set correctly"; - assert ip_rx.hdr.last_error_code = x"0" report "T1: ip_rx.hdr.last_error_code not set correctly"; - assert ip_rx_start = '1' report "T1: ip_rx_start not set"; - assert ip_rx.data.data_in_valid = '1' report "T1: ip_rx.data.data_in_valid not set"; - - mac_rx_tdata <= x"25"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"27"; mac_rx_tlast <= '1'; wait for clk_period; - - assert ip_rx.data.data_in_last = '1' report "T1: ip_rx.data.data_in_last not set"; - - - mac_rx_tdata <= x"00"; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - wait for clk_period; - - assert ip_rx.data.data_in_valid = '0' report "T1: ip_rx.data.data_in_valid not cleared"; - assert ip_rx.data.data_in_last = '0' report "T1: ip_rx.data.data_in_last not cleared"; - assert ip_rx.hdr.num_frame_errors = x"00" report "T1: ip_rx.hdr.num_frame_errors non zero at end of test"; - assert ip_rx.hdr.last_error_code = x"0" report "T1: ip_rx.hdr.last_error_code indicates error at end of test"; - assert ip_rx_start = '0' report "T1: ip_rx_start not cleared"; - - ------------ - -- TEST 2 -- respond with IP TX - ------------ - - report "T2: respond with IP TX"; - - ip_tx.hdr.protocol <= x"35"; - ip_tx.hdr.data_length <= x"0006"; - ip_tx.hdr.dst_ip_addr <= x"c0123478"; - ip_tx.data.data_out_valid <= '0'; - ip_tx.data.data_out_last <= '0'; - wait for clk_period; - - ip_tx_start <= '1'; wait for clk_period; - - ip_tx_start <= '0'; wait for clk_period; - - assert ip_tx_result = IPTX_RESULT_SENDING report "T2: result should be IPTX_RESULT_SENDING"; - - wait for clk_period*2; - - assert ip_tx_data_out_ready = '0' report "T2: IP data out ready asserted too early"; - - -- need to wait for ARP tx to complete - - wait for clk_period*50; - - assert mac_tx_tvalid = '0' report "T2: mac_tx_tvalid not cleared after ARP tx"; - assert mac_tx_tlast = '0' report "T2: mac_tx_tlast not cleared after ARP tx"; - - -- now create the ARP response (rx) - - -- Send the reply - -- Send an ARP reply: x"c0123478" has mac 02:12:03:23:04:54 - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"02"; wait for clk_period; - mac_rx_tdata <= x"12"; wait for clk_period; - mac_rx_tdata <= x"03"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"04"; wait for clk_period; - mac_rx_tdata <= x"54"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; - mac_rx_tdata <= x"06"; wait for clk_period; - -- HW type - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- Protocol type - mac_rx_tdata <= x"08"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- HW size - mac_rx_tdata <= x"06"; wait for clk_period; - -- protocol size - mac_rx_tdata <= x"04"; wait for clk_period; - -- Opcode - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"02"; wait for clk_period; - -- Sender MAC - mac_rx_tdata <= x"02"; wait for clk_period; - mac_rx_tdata <= x"12"; wait for clk_period; - mac_rx_tdata <= x"03"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"04"; wait for clk_period; - mac_rx_tdata <= x"54"; wait for clk_period; - -- Sender IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"12"; wait for clk_period; - mac_rx_tdata <= x"34"; wait for clk_period; - mac_rx_tdata <= x"78"; wait for clk_period; - -- Target MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"20"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - mac_rx_tdata <= x"22"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - -- Target IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"09"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tlast <= '1'; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - - wait until ip_tx_data_out_ready = '1'; - - -- start to tx IP data - ip_tx.data.data_out_valid <= '1'; - ip_tx.data.data_out <= x"56"; wait for clk_period; - ip_tx.data.data_out <= x"57"; wait for clk_period; - ip_tx.data.data_out <= x"58"; wait for clk_period; - ip_tx.data.data_out <= x"59"; wait for clk_period; - ip_tx.data.data_out <= x"5a"; wait for clk_period; - - ip_tx.data.data_out <= x"5b"; - ip_tx.data.data_out_last <= '1'; - wait for clk_period; - - assert mac_tx_tlast = '1' report "T2: mac_tx_tlast not set on last byte"; - - wait for clk_period; - - ip_tx.data.data_out_valid <= '0'; - ip_tx.data.data_out_last <= '0'; - wait for clk_period*2; - - assert ip_tx_result = IPTX_RESULT_SENT report "T2: result should be SENT"; - wait for clk_period*10; - - ------------ - -- TEST 3 -- Check that sending to the same IP addr doesnt cause an ARP req as the addr is cached - ------------ - - report "T3: Send 2nd IP TX to same IP addr - should not need to do ARP tx/rx"; - ip_tx.hdr.protocol <= x"35"; - ip_tx.hdr.data_length <= x"0006"; - ip_tx.hdr.dst_ip_addr <= x"c0123478"; - ip_tx.data.data_out_valid <= '0'; - ip_tx.data.data_out_last <= '0'; - wait for clk_period; - ip_tx_start <= '1'; wait for clk_period; - ip_tx_start <= '0'; wait for clk_period; - assert ip_tx_result = IPTX_RESULT_SENDING report "T3: result should be IPTX_RESULT_SENDING"; - wait for clk_period*2; - assert ip_tx_data_out_ready = '0' report "T3: IP data out ready asserted too early"; - wait until ip_tx_data_out_ready = '1'; - - -- start to tx IP data - ip_tx.data.data_out_valid <= '1'; - ip_tx.data.data_out <= x"81"; wait for clk_period; - ip_tx.data.data_out <= x"83"; wait for clk_period; - ip_tx.data.data_out <= x"85"; wait for clk_period; - ip_tx.data.data_out <= x"87"; wait for clk_period; - ip_tx.data.data_out <= x"89"; wait for clk_period; - - ip_tx.data.data_out <= x"8b"; - ip_tx.data.data_out_last <= '1'; - wait for clk_period; - - assert mac_tx_tlast = '1' report "T3: mac_tx_tlast not set on last byte"; - - wait for clk_period; - - ip_tx.data.data_out_valid <= '0'; - ip_tx.data.data_out_last <= '0'; - wait for clk_period*2; - - assert ip_tx_result = IPTX_RESULT_SENT report "T3: result should be SENT"; - wait for clk_period*2; - - - - report "-- end of tests --"; - - wait; - end process; - -END; Index: udp_ip_stack/tags/v2.0/bench/vhdl/UDP_av2_complete_nomac_tb.vhd =================================================================== --- udp_ip_stack/tags/v2.0/bench/vhdl/UDP_av2_complete_nomac_tb.vhd (revision 12) +++ udp_ip_stack/tags/v2.0/bench/vhdl/UDP_av2_complete_nomac_tb.vhd (nonexistent) @@ -1,1415 +0,0 @@ --------------------------------------------------------------------------------- --- Company: --- Engineer: --- --- Create Date: 09:57:01 06/13/2011 --- Design Name: --- Module Name: C:/Users/pjf/Documents/projects/fpga/xilinx/Network/udp1/UDP_complete_nomac_tb.vhd --- Project Name: udp1 --- Target Device: --- Tool versions: --- Description: --- --- VHDL Test Bench Created by ISE for module: UDP_Complete_nomac --- --- Dependencies: --- --- Revision: --- Revision 0.01 - File Created --- Revision 0.02 - Added test for IP broadcast tx --- Revision 0.03 - Added tests for ARP timeout --- Additional Comments: --- --- Notes: --- This testbench has been automatically generated using types std_logic and --- std_logic_vector for the ports of the unit under test. Xilinx recommends --- that these types always be used for the top-level I/O of a design in order --- to guarantee that the testbench will bind correctly to the post-implementation --- simulation model. --------------------------------------------------------------------------------- -library IEEE; -use IEEE.STD_LOGIC_1164.ALL; -use IEEE.NUMERIC_STD.ALL; -use work.axi.all; -use work.ipv4_types.all; -use work.arp_types.all; - -ENTITY UDP_av2_complete_nomac_tb IS -END UDP_av2_complete_nomac_tb; - -ARCHITECTURE behavior OF UDP_av2_complete_nomac_tb IS - - -- Component Declaration for the Unit Under Test (UUT) - - COMPONENT UDP_Complete_nomac - generic ( - CLOCK_FREQ : integer := 125000000; -- freq of data_in_clk -- needed to timout cntr - ARP_TIMEOUT : integer := 60 -- ARP response timeout (s) - ); - Port ( - -- UDP TX signals - udp_tx_start : in std_logic; -- indicates req to tx UDP - udp_txi : in udp_tx_type; -- UDP tx cxns - udp_tx_result : out std_logic_vector (1 downto 0);-- tx status (changes during transmission) - udp_tx_data_out_ready: out std_logic; -- indicates udp_tx is ready to take data - -- UDP RX signals - udp_rx_start : out std_logic; -- indicates receipt of udp header - udp_rxo : out udp_rx_type; - -- IP RX signals - ip_rx_hdr : out ipv4_rx_header_type; - -- system signals - rx_clk : in STD_LOGIC; - tx_clk : in STD_LOGIC; - reset : in STD_LOGIC; - our_ip_address : in STD_LOGIC_VECTOR (31 downto 0); - our_mac_address : in std_logic_vector (47 downto 0); - control : in udp_control_type; - -- status signals - arp_pkt_count : out STD_LOGIC_VECTOR(7 downto 0); -- count of arp pkts received - ip_pkt_count : out STD_LOGIC_VECTOR(7 downto 0); -- number of IP pkts received for us - -- MAC Transmitter - mac_tx_tdata : out std_logic_vector(7 downto 0); -- data byte to tx - mac_tx_tvalid : out std_logic; -- tdata is valid - mac_tx_tready : in std_logic; -- mac is ready to accept data - mac_tx_tfirst : out std_logic; -- indicates first byte of frame - mac_tx_tlast : out std_logic; -- indicates last byte of frame - -- MAC Receiver - mac_rx_tdata : in std_logic_vector(7 downto 0); -- data byte received - mac_rx_tvalid : in std_logic; -- indicates tdata is valid - mac_rx_tready : out std_logic; -- tells mac that we are ready to take data - mac_rx_tlast : in std_logic -- indicates last byte of the trame - ); - END COMPONENT; - - - - type state_type is (IDLE, WAIT_RX_DONE, DATA_OUT); - type count_mode_type is (RST, INCR, HOLD); - type set_clr_type is (SET, CLR, HOLD); - - - --Inputs - signal udp_tx_start_int : std_logic := '0'; - signal udp_tx_int : udp_tx_type; - signal clk_int : std_logic := '0'; - signal reset : std_logic := '0'; - signal our_ip_address : std_logic_vector(31 downto 0) := (others => '0'); - signal our_mac_address : std_logic_vector(47 downto 0) := (others => '0'); - signal mac_tx_tready : std_logic := '0'; - signal mac_rx_tdata : std_logic_vector(7 downto 0) := (others => '0'); - signal mac_rx_tvalid : std_logic := '0'; - signal mac_rx_tlast : std_logic := '0'; - signal control : udp_control_type; - - --Outputs - signal udp_rx_start_int : std_logic; - signal udp_rx_int : udp_rx_type; - signal ip_rx_hdr : ipv4_rx_header_type; - signal udp_tx_result : std_logic_vector (1 downto 0); - signal udp_tx_data_out_ready_int: std_logic; - - signal arp_pkt_count : std_logic_vector(7 downto 0); - signal ip_pkt_count : std_logic_vector(7 downto 0); - signal mac_tx_tdata : std_logic_vector(7 downto 0); - signal mac_tx_tvalid : std_logic; - signal mac_tx_tfirst : std_logic; - signal mac_tx_tlast : std_logic; - signal mac_rx_tready : std_logic; - - signal pbtx_led : std_logic; - signal pbtx : std_logic := '0'; - - -- state signals - signal state : state_type; - signal count : unsigned (7 downto 0); - signal tx_hdr : udp_tx_header_type; - signal tx_start_reg : std_logic; - signal tx_started_reg : std_logic; - signal tx_fin_reg : std_logic; - - - -- control signals - signal next_state : state_type; - signal set_state : std_logic; - signal set_count : count_mode_type; - signal set_hdr : std_logic; - signal set_tx_start : set_clr_type; - signal set_last : std_logic; - signal set_tx_started : set_clr_type; - signal set_tx_fin : set_clr_type; - signal first_byte_rx : STD_LOGIC_VECTOR(7 downto 0); - - - - -- Clock period definitions - constant clk_period : time := 8 ns; - -BEGIN - - -- Instantiate the Unit Under Test (UUT) - uut: UDP_Complete_nomac - generic map ( - CLOCK_FREQ => 10, -- artificially low count to enable pragmatic testing - ARP_TIMEOUT => 20 - ) - PORT MAP ( - udp_tx_start => udp_tx_start_int, - udp_txi => udp_tx_int, - udp_tx_result => udp_tx_result, - udp_tx_data_out_ready => udp_tx_data_out_ready_int, - udp_rx_start => udp_rx_start_int, - udp_rxo => udp_rx_int, - ip_rx_hdr => ip_rx_hdr, - rx_clk => clk_int, - tx_clk => clk_int, - reset => reset, - our_ip_address => our_ip_address, - our_mac_address => our_mac_address, - control => control, - arp_pkt_count => arp_pkt_count, - ip_pkt_count => ip_pkt_count, - mac_tx_tdata => mac_tx_tdata, - mac_tx_tvalid => mac_tx_tvalid, - mac_tx_tready => mac_tx_tready, - mac_tx_tfirst => mac_tx_tfirst, - mac_tx_tlast => mac_tx_tlast, - mac_rx_tdata => mac_rx_tdata, - mac_rx_tvalid => mac_rx_tvalid, - mac_rx_tready => mac_rx_tready, - mac_rx_tlast => mac_rx_tlast - ); - - -- Clock process definitions - clk_process :process - begin - clk_int <= '0'; - wait for clk_period/2; - clk_int <= '1'; - wait for clk_period/2; - end process; - - - -- Stimulus process - stim_proc: process - begin - -- hold reset state for 100 ns. - wait for 100 ns; - - our_ip_address <= x"c0a80509"; -- 192.168.5.9 - our_mac_address <= x"002320212223"; - control.ip_controls.arp_controls.clear_cache <= '0'; - mac_tx_tready <= '0'; - - reset <= '1'; - wait for clk_period*10; - reset <= '0'; - wait for clk_period*5; - - -- check reset conditions - assert udp_tx_result = UDPTX_RESULT_NONE report "udp_tx_result not initialised correctly on reset"; - assert udp_tx_data_out_ready_int = '0' report "ip_udp_txitx.data.data_out_ready not initialised correctly on reset"; - assert mac_tx_tvalid = '0' report "mac_tx_tvalid not initialised correctly on reset"; - assert mac_tx_tlast = '0' report "mac_tx_tlast not initialised correctly on reset"; - assert arp_pkt_count = x"00" report "arp_pkt_count not initialised correctly on reset"; - assert ip_pkt_count = x"00" report "ip_pkt_count not initialised correctly on reset"; - assert udp_rx_start_int = '0' report "udp_rx_start not initialised correctly on reset"; - assert udp_rx_int.hdr.is_valid = '0' report "udp_rx_int.hdr.is_valid not initialised correctly on reset"; - assert udp_rx_int.hdr.data_length = x"0000" report "udp_rx_int.hdr.data_length not initialised correctly on reset"; - assert udp_rx_int.hdr.src_ip_addr = x"00000000" report "udp_rx_int.hdr.src_ip_addr not initialised correctly on reset"; - assert udp_rx_int.hdr.src_port = x"0000" report "udp_rx_int.hdr.src_port not initialised correctly on reset"; - assert udp_rx_int.hdr.dst_port = x"0000" report "udp_rx_int.hdr.dst_port not initialised correctly on reset"; - assert udp_rx_int.data.data_in = x"00" report "udp_rx_start.data.data_in not initialised correctly on reset"; - assert udp_rx_int.data.data_in_valid = '0' report "udp_rx_start.data.data_in_valid not initialised correctly on reset"; - assert udp_rx_int.data.data_in_last = '0' report "udp_rx_start.data.data_in_last not initialised correctly on reset"; - assert ip_rx_hdr.is_valid = '0' report "ip_rx_hdr.is_valid not initialised correctly on reset"; - assert ip_rx_hdr.protocol = x"00" report "ip_rx_hdr.protocol not initialised correctly on reset"; - assert ip_rx_hdr.data_length = x"0000" report "ip_rx_hdr.data_length not initialised correctly on reset"; - assert ip_rx_hdr.src_ip_addr = x"00000000" report "ip_rx_hdr.src_ip_addr not initialised correctly on reset"; - assert ip_rx_hdr.num_frame_errors = x"00" report "ip_rx_hdr.num_frame_errors not initialised correctly on reset"; - - - -- insert stimulus here - - ------------ - -- TEST 1 -- send ARP request - ------------ - - report "T1: Send an ARP request: who has 192.168.5.9? Tell 192.168.5.1"; - - mac_tx_tready <= '1'; - - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - mac_rx_tdata <= x"29"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"7c"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; - mac_rx_tdata <= x"06"; wait for clk_period; - -- HW type - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- Protocol type - mac_rx_tdata <= x"08"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- HW size - mac_rx_tdata <= x"06"; wait for clk_period; - -- protocol size - mac_rx_tdata <= x"04"; wait for clk_period; - -- Opcode - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- Sender MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - mac_rx_tdata <= x"29"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"7c"; wait for clk_period; - -- Sender IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- Target MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- Target IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"09"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tlast <= '1'; - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - - -- check we got the ARP pkt - assert arp_pkt_count = x"01" report "T1: arp_pkt_count wrong value"; - assert ip_pkt_count = x"00" report "T1: ip_pkt_count wrong value"; - assert udp_tx_result = UDPTX_RESULT_NONE report "T1: udp_tx_result wrong value"; - assert udp_tx_data_out_ready_int = '0' report "T1: ip_udp_txitx.data.data_out_ready wrong value"; - assert udp_rx_start_int = '0' report "T1: udp_rx_start wrong value"; - assert udp_rx_int.hdr.is_valid = '0' report "T1: udp_rx_int.hdr.is_valid wrong value"; - assert ip_rx_hdr.is_valid = '0' report "T1: ip_rx_hdr.is_valid wrong value"; - - -- check we tx a response - - wait for clk_period*25; - assert mac_tx_tvalid = '1' report "T1: not transmitting a response"; - wait for clk_period*25; - assert mac_tx_tvalid = '0' report "T1: tx held on for too long"; - - ------------ - -- TEST 2 -- send UDP pkt (same as sample from Java program) - ------------ - - report "T2: Send UDP IP pkt dst ip_address c0a80509, from port f49a to port 2694"; - - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"20"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - mac_rx_tdata <= x"22"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - mac_rx_tdata <= x"29"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"7c"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; -- IP pkt - mac_rx_tdata <= x"00"; wait for clk_period; - -- ver & HL / service type - mac_rx_tdata <= x"45"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- total len - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - -- ID - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"7a"; wait for clk_period; - -- flags & frag - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- TTL - mac_rx_tdata <= x"80"; wait for clk_period; - -- Protocol - mac_rx_tdata <= x"11"; wait for clk_period; - -- Header CKS - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- SRC IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- DST IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"09"; wait for clk_period; - -- SRC port - mac_rx_tdata <= x"f4"; wait for clk_period; - mac_rx_tdata <= x"9a"; wait for clk_period; - -- DST port - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"94"; wait for clk_period; - -- length - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"0d"; wait for clk_period; - -- cks - mac_rx_tdata <= x"8b"; wait for clk_period; - mac_rx_tdata <= x"79"; wait for clk_period; - -- user data - mac_rx_tdata <= x"68"; wait for clk_period; - - -- since we are up to the user data stage, the header should be valid and the data_in_valid should be set - assert udp_rx_int.hdr.is_valid = '1' report "T2: udp_rx_int.hdr.is_valid not set"; - assert udp_rx_int.hdr.data_length = x"0005" report "T2: udp_rx_int.hdr.data_length not set correctly"; - assert udp_rx_int.hdr.src_ip_addr = x"c0a80501" report "T2: udp_rx_int.hdr.src_ip_addr not set correctly"; - assert udp_rx_int.hdr.src_port = x"f49a" report "T2: udp_rx_int.hdr.src_port not set correctly"; - assert udp_rx_int.hdr.dst_port = x"2694" report "T2: udp_rx_int.hdr.dst_port not set correctly"; - - assert udp_rx_start_int = '1' report "T2: udp_rx_start not set"; - assert udp_rx_int.data.data_in_valid = '1' report "T2: udp_rx_int.data.data_in_valid not set"; - - assert ip_rx_hdr.is_valid = '1' report "T2: ip_rx_hdr.is_valid not set"; - assert ip_rx_hdr.protocol = x"11" report "T2: ip_rx_hdr.protocol not set correctly"; - assert ip_rx_hdr.src_ip_addr = x"c0a80501" report "T2: ip_rx.hdr.src_ip_addr not set correctly"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T2: ip_rx.hdr.num_frame_errors not set correctly"; - assert ip_rx_hdr.last_error_code = x"0" report "T2: ip_rx.hdr.last_error_code not set correctly"; - - -- put the rest of the user data - mac_rx_tdata <= x"65"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6f"; mac_rx_tlast <= '1'; wait for clk_period; - - assert udp_rx_int.data.data_in_last = '1' report "T2: udp_rx_int.data.data_in_last not set"; - - mac_rx_tdata <= x"00"; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - wait for clk_period; - - assert udp_rx_int.data.data_in_valid = '0' report "T2: udp_rx_int.data.data_in_valid not cleared"; - assert udp_rx_int.data.data_in_last = '0' report "T2: udp_rx_int.data.data_in_last not cleared"; - assert udp_rx_start_int = '0' report "T2: udp_rx_start not cleared"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T2: ip_rx_hdr.num_frame_errors non zero at end of test"; - assert ip_rx_hdr.last_error_code = x"0" report "T2: ip_rx_hdr.last_error_code indicates error at end of test"; - assert ip_pkt_count = x"01" report "T2: ip pkt cnt incorrect"; - - wait for clk_period*20; - - ------------ - -- TEST 3 -- send UDP pkt again (same as sample from Java program) - ------------ - - report "T3: Send UDP IP pkt dst ip_address c0a80509, from port f49a to port 2694"; - - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"20"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - mac_rx_tdata <= x"22"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - mac_rx_tdata <= x"29"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"7c"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; -- IP pkt - mac_rx_tdata <= x"00"; wait for clk_period; - -- ver & HL / service type - mac_rx_tdata <= x"45"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- total len - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - -- ID - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"7a"; wait for clk_period; - -- flags & frag - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- TTL - mac_rx_tdata <= x"80"; wait for clk_period; - -- Protocol - mac_rx_tdata <= x"11"; wait for clk_period; - -- Header CKS - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- SRC IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- DST IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"09"; wait for clk_period; - -- SRC port - mac_rx_tdata <= x"f4"; wait for clk_period; - mac_rx_tdata <= x"9a"; wait for clk_period; - -- DST port - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"94"; wait for clk_period; - -- length - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"0d"; wait for clk_period; - -- cks - mac_rx_tdata <= x"8b"; wait for clk_period; - mac_rx_tdata <= x"79"; wait for clk_period; - -- user data - mac_rx_tdata <= x"68"; wait for clk_period; - - -- since we are up to the user data stage, the header should be valid and the data_in_valid should be set - assert udp_rx_int.hdr.is_valid = '1' report "T3: udp_rx_int.hdr.is_valid not set"; - assert udp_rx_int.hdr.data_length = x"0005" report "T3: udp_rx_int.hdr.data_length not set correctly"; - assert udp_rx_int.hdr.src_ip_addr = x"c0a80501" report "T3: udp_rx_int.hdr.src_ip_addr not set correctly"; - assert udp_rx_int.hdr.src_port = x"f49a" report "T3: udp_rx_int.hdr.src_port not set correctly"; - assert udp_rx_int.hdr.dst_port = x"2694" report "T3: udp_rx_int.hdr.dst_port not set correctly"; - - assert udp_rx_start_int = '1' report "T3: udp_rx_start not set"; - assert udp_rx_int.data.data_in_valid = '1' report "T3: udp_rx_int.data.data_in_valid not set"; - - assert ip_rx_hdr.is_valid = '1' report "T3: ip_rx_hdr.is_valid not set"; - assert ip_rx_hdr.protocol = x"11" report "T3: ip_rx_hdr.protocol not set correctly"; - assert ip_rx_hdr.src_ip_addr = x"c0a80501" report "T3: ip_rx.hdr.src_ip_addr not set correctly"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T3: ip_rx.hdr.num_frame_errors not set correctly"; - assert ip_rx_hdr.last_error_code = x"0" report "T3: ip_rx.hdr.last_error_code not set correctly"; - - -- put the rest of the user data - mac_rx_tdata <= x"65"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6f"; mac_rx_tlast <= '1'; wait for clk_period; - - assert udp_rx_int.data.data_in_last = '1' report "T3: udp_rx_int.data.data_in_last not set"; - - mac_rx_tdata <= x"00"; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - wait for clk_period; - - assert udp_rx_int.data.data_in_valid = '0' report "T3: udp_rx_int.data.data_in_valid not cleared"; - assert udp_rx_int.data.data_in_last = '0' report "T3: udp_rx_int.data.data_in_last not cleared"; - assert udp_rx_start_int = '0' report "T3: udp_rx_start not cleared"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T3: ip_rx_hdr.num_frame_errors non zero at end of test"; - assert ip_rx_hdr.last_error_code = x"0" report "T3: ip_rx_hdr.last_error_code indicates error at end of test"; - assert ip_pkt_count = x"02" report "T3: ip pkt cnt incorrect"; - - wait for clk_period*50; - - ------------ - -- TEST 4 -- send UDP pkt with specific UDP data to force a broadcast tx in reply - ------------ - - report "T4: Send UDP IP pkt dst ip_address c0a80509, from port f49a to port 2694"; - - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"20"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - mac_rx_tdata <= x"22"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - mac_rx_tdata <= x"29"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"7c"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; -- IP pkt - mac_rx_tdata <= x"00"; wait for clk_period; - -- ver & HL / service type - mac_rx_tdata <= x"45"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- total len - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - -- ID - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"7a"; wait for clk_period; - -- flags & frag - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- TTL - mac_rx_tdata <= x"80"; wait for clk_period; - -- Protocol - mac_rx_tdata <= x"11"; wait for clk_period; - -- Header CKS - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- SRC IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- DST IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"09"; wait for clk_period; - -- SRC port - mac_rx_tdata <= x"f4"; wait for clk_period; - mac_rx_tdata <= x"9a"; wait for clk_period; - -- DST port - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"94"; wait for clk_period; - -- length - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"0d"; wait for clk_period; - -- cks - mac_rx_tdata <= x"8b"; wait for clk_period; - mac_rx_tdata <= x"79"; wait for clk_period; - -- user data - mac_rx_tdata <= x"42"; wait for clk_period; -- First byte 'B' triggers a reply to broadcast addr - - -- since we are up to the user data stage, the header should be valid and the data_in_valid should be set - assert udp_rx_int.hdr.is_valid = '1' report "T4: udp_rx_int.hdr.is_valid not set"; - assert udp_rx_int.hdr.data_length = x"0005" report "T4: udp_rx_int.hdr.data_length not set correctly"; - assert udp_rx_int.hdr.src_ip_addr = x"c0a80501" report "T4: udp_rx_int.hdr.src_ip_addr not set correctly"; - assert udp_rx_int.hdr.src_port = x"f49a" report "T4: udp_rx_int.hdr.src_port not set correctly"; - assert udp_rx_int.hdr.dst_port = x"2694" report "T4: udp_rx_int.hdr.dst_port not set correctly"; - - assert udp_rx_start_int = '1' report "T4: udp_rx_start not set"; - assert udp_rx_int.data.data_in_valid = '1' report "T4: udp_rx_int.data.data_in_valid not set"; - - assert ip_rx_hdr.is_valid = '1' report "T4: ip_rx_hdr.is_valid not set"; - assert ip_rx_hdr.protocol = x"11" report "T4: ip_rx_hdr.protocol not set correctly"; - assert ip_rx_hdr.src_ip_addr = x"c0a80501" report "T4: ip_rx.hdr.src_ip_addr not set correctly"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T4: ip_rx.hdr.num_frame_errors not set correctly"; - assert ip_rx_hdr.last_error_code = x"0" report "T4: ip_rx.hdr.last_error_code not set correctly"; - - -- put the rest of the user data - mac_rx_tdata <= x"65"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6f"; mac_rx_tlast <= '1'; wait for clk_period; - - assert udp_rx_int.data.data_in_last = '1' report "T4: udp_rx_int.data.data_in_last not set"; - - mac_rx_tdata <= x"00"; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - wait for clk_period; - - report "T4: waiting for mac data tx"; - wait until mac_tx_tvalid = '1'; - report "T4: starting mac data tx"; - wait for clk_period; - - -- check the mac data being transmitted - assert mac_tx_tdata = x"ff" report "T4: incorrect dst mac 0"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T4: incorrect dst mac 1"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T4: incorrect dst mac 2"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T4: incorrect dst mac 3"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T4: incorrect dst mac 4"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T4: incorrect dst mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T4: incorrect src mac 0"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T4: incorrect src mac 1"; wait for clk_period; - assert mac_tx_tdata = x"20" report "T4: incorrect src mac 2"; wait for clk_period; - assert mac_tx_tdata = x"21" report "T4: incorrect src mac 3"; wait for clk_period; - assert mac_tx_tdata = x"22" report "T4: incorrect src mac 4"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T4: incorrect src mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"08" report "T4: incorrect pkt_type 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T4: incorrect pkt type 1"; wait for clk_period; - - assert mac_tx_tdata = x"45" report "T4: incorrect ver.hlen"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T4: incorrect srv type"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T4: incorrect len 0"; wait for clk_period; - assert mac_tx_tdata = x"20" report "T4: incorrect len 1"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T4: incorrect ident 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T4: incorrect ident 1"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T4: incorrect flag&frag 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T4: incorrect flag&frag 1"; wait for clk_period; - - assert mac_tx_tdata = x"80" report "T4: incorrect TTL"; wait for clk_period; - assert mac_tx_tdata = x"11" report "T4: incorrect protocol"; wait for clk_period; - assert mac_tx_tdata = x"75" report "T4: incorrect hdr.cks 0"; wait for clk_period; - assert mac_tx_tdata = x"1c" report "T4: incorrect hdr.cks 1"; wait for clk_period; - - assert mac_tx_tdata = x"c0" report "T4: incorrect src ip 0"; wait for clk_period; - assert mac_tx_tdata = x"a8" report "T4: incorrect src ip 1"; wait for clk_period; - assert mac_tx_tdata = x"05" report "T4: incorrect src ip 2"; wait for clk_period; - assert mac_tx_tdata = x"09" report "T4: incorrect src ip 3"; wait for clk_period; - - assert mac_tx_tdata = x"ff" report "T4: incorrect dst ip 0"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T4: incorrect dst ip 1"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T4: incorrect dst ip 2"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T4: incorrect dst ip 3"; wait for clk_period; - - assert mac_tx_tdata = x"26" report "T4: incorrect src port 0"; wait for clk_period; - assert mac_tx_tdata = x"94" report "T4: incorrect src port 1"; wait for clk_period; - assert mac_tx_tdata = x"f4" report "T4: incorrect dst port 0"; wait for clk_period; - assert mac_tx_tdata = x"9a" report "T4: incorrect dst port 1"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T4: incorrect udp len 0"; wait for clk_period; - assert mac_tx_tdata = x"0c" report "T4: incorrect udp len 1"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T4: incorrect udp cks 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T4: incorrect udp cks 1"; wait for clk_period; - - assert mac_tx_tdata = x"40" report "T4: incorrect udp data 0"; wait for clk_period; - assert mac_tx_tdata = x"41" report "T4: incorrect udp data 1"; wait for clk_period; - - assert mac_tx_tdata = x"42" report "T4: incorrect udp data 2"; - assert mac_tx_tlast = '0' report "T4: tlast asserted too soon"; wait for clk_period; - assert mac_tx_tdata = x"43" report "T4: incorrect udp data 3"; - assert mac_tx_tlast = '1' report "T4: tlast not asserted"; wait for clk_period; - - assert udp_tx_result = IPTX_RESULT_SENT report "T4: TX did not complete"; - - assert udp_rx_int.data.data_in_valid = '0' report "T4: udp_rx_int.data.data_in_valid not cleared"; - assert udp_rx_int.data.data_in_last = '0' report "T4: udp_rx_int.data.data_in_last not cleared"; - assert udp_rx_start_int = '0' report "T4: udp_rx_start not cleared"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T4: ip_rx_hdr.num_frame_errors non zero at end of test"; - assert ip_rx_hdr.last_error_code = x"0" report "T4: ip_rx_hdr.last_error_code indicates error at end of test"; - assert ip_pkt_count = x"03" report "T4: ip pkt cnt incorrect"; - - ------------ - -- TEST 5 -- send UDP pkt with dst=bc addr to ensure we can receive broadcast tx - ------------ - - report "T5: Send UDP IP pkt dst ip_address bc, from port f49a to port 2694"; - - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - mac_rx_tdata <= x"29"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"7c"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; -- IP pkt - mac_rx_tdata <= x"00"; wait for clk_period; - -- ver & HL / service type - mac_rx_tdata <= x"45"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- total len - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - -- ID - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"7a"; wait for clk_period; - -- flags & frag - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- TTL - mac_rx_tdata <= x"80"; wait for clk_period; - -- Protocol - mac_rx_tdata <= x"11"; wait for clk_period; - -- Header CKS - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- SRC IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- DST IP - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - mac_rx_tdata <= x"ff"; wait for clk_period; - -- SRC port - mac_rx_tdata <= x"f4"; wait for clk_period; - mac_rx_tdata <= x"9a"; wait for clk_period; - -- DST port - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"94"; wait for clk_period; - -- length - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"0d"; wait for clk_period; - -- cks - mac_rx_tdata <= x"8b"; wait for clk_period; - mac_rx_tdata <= x"79"; wait for clk_period; - -- user data - mac_rx_tdata <= x"68"; wait for clk_period; - - -- since we are up to the user data stage, the header should be valid and the data_in_valid should be set - assert udp_rx_int.hdr.is_valid = '1' report "T5: udp_rx_int.hdr.is_valid not set"; - assert udp_rx_int.hdr.data_length = x"0005" report "T5: udp_rx_int.hdr.data_length not set correctly"; - assert udp_rx_int.hdr.src_ip_addr = x"c0a80501" report "T5: udp_rx_int.hdr.src_ip_addr not set correctly"; - assert udp_rx_int.hdr.src_port = x"f49a" report "T5: udp_rx_int.hdr.src_port not set correctly"; - assert udp_rx_int.hdr.dst_port = x"2694" report "T5: udp_rx_int.hdr.dst_port not set correctly"; - - assert udp_rx_start_int = '1' report "T5: udp_rx_start not set"; - assert udp_rx_int.data.data_in_valid = '1' report "T5: udp_rx_int.data.data_in_valid not set"; - - assert ip_rx_hdr.is_valid = '1' report "T5: ip_rx_hdr.is_valid not set"; - assert ip_rx_hdr.protocol = x"11" report "T5: ip_rx_hdr.protocol not set correctly"; - assert ip_rx_hdr.src_ip_addr = x"c0a80501" report "T5: ip_rx.hdr.src_ip_addr not set correctly"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T5: ip_rx.hdr.num_frame_errors not set correctly"; - assert ip_rx_hdr.last_error_code = x"0" report "T5: ip_rx.hdr.last_error_code not set correctly"; - - -- put the rest of the user data - mac_rx_tdata <= x"65"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6f"; mac_rx_tlast <= '1'; wait for clk_period; - - assert udp_rx_int.data.data_in_last = '1' report "T5: udp_rx_int.data.data_in_last not set"; - - mac_rx_tdata <= x"00"; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - - report "T5: waiting for mac data tx"; - if mac_tx_tvalid = '0' then - wait until mac_tx_tvalid = '1'; - wait for clk_period; - end if; - report "T5: starting mac data tx"; - - -- check the mac data being transmitted - assert mac_tx_tdata = x"00" report "T5: incorrect dst mac 0"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T5: incorrect dst mac 1"; wait for clk_period; - assert mac_tx_tdata = x"18" report "T5: incorrect dst mac 2"; wait for clk_period; - assert mac_tx_tdata = x"29" report "T5: incorrect dst mac 3"; wait for clk_period; - assert mac_tx_tdata = x"26" report "T5: incorrect dst mac 4"; wait for clk_period; - assert mac_tx_tdata = x"7c" report "T5: incorrect dst mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T5: incorrect src mac 0"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T5: incorrect src mac 1"; wait for clk_period; - assert mac_tx_tdata = x"20" report "T5: incorrect src mac 2"; wait for clk_period; - assert mac_tx_tdata = x"21" report "T5: incorrect src mac 3"; wait for clk_period; - assert mac_tx_tdata = x"22" report "T5: incorrect src mac 4"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T5: incorrect src mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"08" report "T5: incorrect pkt_type 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T5: incorrect pkt type 1"; wait for clk_period; - - assert mac_tx_tdata = x"45" report "T5: incorrect ver.hlen"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T5: incorrect srv type"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T5: incorrect len 0"; wait for clk_period; - assert mac_tx_tdata = x"20" report "T5: incorrect len 1"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T5: incorrect ident 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T5: incorrect ident 1"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T5: incorrect flag&frag 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T5: incorrect flag&frag 1"; wait for clk_period; - - assert mac_tx_tdata = x"80" report "T5: incorrect TTL"; wait for clk_period; - assert mac_tx_tdata = x"11" report "T5: incorrect protocol"; wait for clk_period; - assert mac_tx_tdata = x"af" report "T5: incorrect hdr.cks 0"; wait for clk_period; - assert mac_tx_tdata = x"72" report "T5: incorrect hdr.cks 1"; wait for clk_period; - - assert mac_tx_tdata = x"c0" report "T5: incorrect src ip 0"; wait for clk_period; - assert mac_tx_tdata = x"a8" report "T5: incorrect src ip 1"; wait for clk_period; - assert mac_tx_tdata = x"05" report "T5: incorrect src ip 2"; wait for clk_period; - assert mac_tx_tdata = x"09" report "T5: incorrect src ip 3"; wait for clk_period; - - assert mac_tx_tdata = x"c0" report "T5: incorrect dst ip 0"; wait for clk_period; - assert mac_tx_tdata = x"a8" report "T5: incorrect dst ip 1"; wait for clk_period; - assert mac_tx_tdata = x"05" report "T5: incorrect dst ip 2"; wait for clk_period; - assert mac_tx_tdata = x"01" report "T5: incorrect dst ip 3"; wait for clk_period; - - assert mac_tx_tdata = x"26" report "T5: incorrect src port 0"; wait for clk_period; - assert mac_tx_tdata = x"94" report "T5: incorrect src port 1"; wait for clk_period; - assert mac_tx_tdata = x"f4" report "T5: incorrect dst port 0"; wait for clk_period; - assert mac_tx_tdata = x"9a" report "T5: incorrect dst port 1"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T5: incorrect udp len 0"; wait for clk_period; - assert mac_tx_tdata = x"0c" report "T5: incorrect udp len 1"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T5: incorrect udp cks 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T5: incorrect udp cks 1"; wait for clk_period; - - assert mac_tx_tdata = x"50" report "T5: incorrect udp data 0"; wait for clk_period; - assert mac_tx_tdata = x"51" report "T5: incorrect udp data 1"; wait for clk_period; - - assert mac_tx_tdata = x"52" report "T5: incorrect udp data 2"; - assert mac_tx_tlast = '0' report "T5: tlast asserted too soon"; wait for clk_period; - assert mac_tx_tdata = x"53" report "T5: incorrect udp data 3"; - assert mac_tx_tlast = '1' report "T5: tlast not asserted"; wait for clk_period; - - assert udp_tx_result = IPTX_RESULT_SENT report "T5: TX did not complete"; - - assert udp_rx_int.data.data_in_valid = '0' report "T5: udp_rx_int.data.data_in_valid not cleared"; - assert udp_rx_int.data.data_in_last = '0' report "T5: udp_rx_int.data.data_in_last not cleared"; - assert udp_rx_start_int = '0' report "T5: udp_rx_start not cleared"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T5: ip_rx_hdr.num_frame_errors non zero at end of test"; - assert ip_rx_hdr.last_error_code = x"0" report "T5: ip_rx_hdr.last_error_code indicates error at end of test"; - assert ip_pkt_count = x"04" report "T5: ip pkt cnt incorrect"; - - - ------------ - -- TEST 6 -- send UDP pkt with data to trigger the sending of a pkt to unknown IP addr to force an ARP timeout - ------------ - - report "T6: Send UDP IP pkt dst ip_address c0a80509, from port f49a to port 2694 with data x43 to trig tx to unknown IP"; - - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"20"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - mac_rx_tdata <= x"22"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - mac_rx_tdata <= x"29"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"7c"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; -- IP pkt - mac_rx_tdata <= x"00"; wait for clk_period; - -- ver & HL / service type - mac_rx_tdata <= x"45"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- total len - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - -- ID - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"7a"; wait for clk_period; - -- flags & frag - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- TTL - mac_rx_tdata <= x"80"; wait for clk_period; - -- Protocol - mac_rx_tdata <= x"11"; wait for clk_period; - -- Header CKS - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- SRC IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- DST IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"09"; wait for clk_period; - -- SRC port - mac_rx_tdata <= x"f4"; wait for clk_period; - mac_rx_tdata <= x"9a"; wait for clk_period; - -- DST port - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"94"; wait for clk_period; - -- length - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"0d"; wait for clk_period; - -- cks - mac_rx_tdata <= x"8b"; wait for clk_period; - mac_rx_tdata <= x"79"; wait for clk_period; - -- user data - mac_rx_tdata <= x"43"; wait for clk_period; -- First byte 'C' triggers a reply to unknown addr - - -- since we are up to the user data stage, the header should be valid and the data_in_valid should be set - assert udp_rx_int.hdr.is_valid = '1' report "T6: udp_rx_int.hdr.is_valid not set"; - assert udp_rx_int.hdr.data_length = x"0005" report "T6: udp_rx_int.hdr.data_length not set correctly"; - assert udp_rx_int.hdr.src_ip_addr = x"c0a80501" report "T6: udp_rx_int.hdr.src_ip_addr not set correctly"; - assert udp_rx_int.hdr.src_port = x"f49a" report "T6: udp_rx_int.hdr.src_port not set correctly"; - assert udp_rx_int.hdr.dst_port = x"2694" report "T6: udp_rx_int.hdr.dst_port not set correctly"; - - assert udp_rx_start_int = '1' report "T6: udp_rx_start not set"; - assert udp_rx_int.data.data_in_valid = '1' report "T6: udp_rx_int.data.data_in_valid not set"; - - assert ip_rx_hdr.is_valid = '1' report "T6: ip_rx_hdr.is_valid not set"; - assert ip_rx_hdr.protocol = x"11" report "T6: ip_rx_hdr.protocol not set correctly"; - assert ip_rx_hdr.src_ip_addr = x"c0a80501" report "T6: ip_rx.hdr.src_ip_addr not set correctly"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T6: ip_rx.hdr.num_frame_errors not set correctly"; - assert ip_rx_hdr.last_error_code = x"0" report "T6: ip_rx.hdr.last_error_code not set correctly"; - - -- put the rest of the user data - mac_rx_tdata <= x"65"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6f"; mac_rx_tlast <= '1'; wait for clk_period; - - assert udp_rx_int.data.data_in_last = '1' report "T6: udp_rx_int.data.data_in_last not set"; - - mac_rx_tdata <= x"00"; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - wait for clk_period; - - report "T6: waiting for mac data tx"; - wait until mac_tx_tvalid = '1'; - report "T6: starting mac data tx"; - wait for clk_period; - - -- check the mac data being transmitted is valid ARP request - assert mac_tx_tdata = x"ff" report "T6: incorrect dst mac 0"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T6: incorrect dst mac 1"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T6: incorrect dst mac 2"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T6: incorrect dst mac 3"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T6: incorrect dst mac 4"; wait for clk_period; - assert mac_tx_tdata = x"ff" report "T6: incorrect dst mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T6: incorrect src mac 0"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T6: incorrect src mac 1"; wait for clk_period; - assert mac_tx_tdata = x"20" report "T6: incorrect src mac 2"; wait for clk_period; - assert mac_tx_tdata = x"21" report "T6: incorrect src mac 3"; wait for clk_period; - assert mac_tx_tdata = x"22" report "T6: incorrect src mac 4"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T6: incorrect src mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"08" report "T6: incorrect pkt_type 0"; wait for clk_period; - assert mac_tx_tdata = x"06" report "T6: incorrect pkt type 1"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T6: incorrect HW type.0"; wait for clk_period; - assert mac_tx_tdata = x"01" report "T6: incorrect HW type.1"; wait for clk_period; - assert mac_tx_tdata = x"08" report "T6: incorrect prot.0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T6: incorrect prot.1"; wait for clk_period; - assert mac_tx_tdata = x"06" report "T6: incorrect HW size"; wait for clk_period; - assert mac_tx_tdata = x"04" report "T6: incorrect prot size"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T6: incorrect opcode.0"; wait for clk_period; - assert mac_tx_tdata = x"01" report "T6: incorrect opcode.1"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T6: incorrect sndr mac 0"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T6: incorrect sndr mac 1"; wait for clk_period; - assert mac_tx_tdata = x"20" report "T6: incorrect sndr mac 2"; wait for clk_period; - assert mac_tx_tdata = x"21" report "T6: incorrect sndr mac 3"; wait for clk_period; - assert mac_tx_tdata = x"22" report "T6: incorrect sndr mac 4"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T6: incorrect sndr mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"c0" report "T6: incorrect sndr ip 0"; wait for clk_period; - assert mac_tx_tdata = x"a8" report "T6: incorrect sndr ip 1"; wait for clk_period; - assert mac_tx_tdata = x"05" report "T6: incorrect sndr ip 2"; wait for clk_period; - assert mac_tx_tdata = x"09" report "T6: incorrect sndr ip 3"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T6: incorrect trg mac 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T6: incorrect trg mac 1"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T6: incorrect trg mac 2"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T6: incorrect trg mac 3"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T6: incorrect trg mac 4"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T6: incorrect trg mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"c0" report "T6: incorrect trg ip 0"; wait for clk_period; - assert mac_tx_tdata = x"bb" report "T6: incorrect trg ip 1"; wait for clk_period; - assert mac_tx_tdata = x"cc" report "T6: incorrect trg ip 2"; - assert mac_tx_tlast = '0' report "T6: tlast asserted too soon"; - wait for clk_period; - - assert mac_tx_tdata = x"dd" report "T6: incorrect trg ip 3"; - assert mac_tx_tlast = '1' report "T6: tlast should be set"; - wait for clk_period; - - assert udp_tx_result = IPTX_RESULT_SENDING report "T6: TX should still be in sending phase"; - - assert udp_rx_int.data.data_in_valid = '0' report "T6: udp_rx_int.data.data_in_valid not cleared"; - assert udp_rx_int.data.data_in_last = '0' report "T6: udp_rx_int.data.data_in_last not cleared"; - assert udp_rx_start_int = '0' report "T6: udp_rx_start not cleared"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T6: ip_rx_hdr.num_frame_errors non zero at end of test"; - assert ip_rx_hdr.last_error_code = x"0" report "T6: ip_rx_hdr.last_error_code indicates error at end of test"; - assert ip_pkt_count = x"05" report "T6: ip pkt cnt incorrect"; - - -- check for error on tx as a result of ARP timeout - - wait for clk_period*10*20; - assert udp_tx_result = IPTX_RESULT_ERR report "T6: TX should resulkt in error (arp timeout)"; - - wait for clk_period*10; - - ------------ - -- TEST 7 -- send UDP pkt again to ensure that we can rx a pkt and tx after a timeout - ------------ - - report "T7: Send UDP IP pkt dst ip_address c0a80509, from port f49a to port 2694"; - - mac_rx_tvalid <= '1'; - -- dst MAC (bc) - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"20"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - mac_rx_tdata <= x"22"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - -- src MAC - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"23"; wait for clk_period; - mac_rx_tdata <= x"18"; wait for clk_period; - mac_rx_tdata <= x"29"; wait for clk_period; - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"7c"; wait for clk_period; - -- type - mac_rx_tdata <= x"08"; wait for clk_period; -- IP pkt - mac_rx_tdata <= x"00"; wait for clk_period; - -- ver & HL / service type - mac_rx_tdata <= x"45"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- total len - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"21"; wait for clk_period; - -- ID - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"7a"; wait for clk_period; - -- flags & frag - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- TTL - mac_rx_tdata <= x"80"; wait for clk_period; - -- Protocol - mac_rx_tdata <= x"11"; wait for clk_period; - -- Header CKS - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"00"; wait for clk_period; - -- SRC IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"01"; wait for clk_period; - -- DST IP - mac_rx_tdata <= x"c0"; wait for clk_period; - mac_rx_tdata <= x"a8"; wait for clk_period; - mac_rx_tdata <= x"05"; wait for clk_period; - mac_rx_tdata <= x"09"; wait for clk_period; - -- SRC port - mac_rx_tdata <= x"f4"; wait for clk_period; - mac_rx_tdata <= x"9a"; wait for clk_period; - -- DST port - mac_rx_tdata <= x"26"; wait for clk_period; - mac_rx_tdata <= x"94"; wait for clk_period; - -- length - mac_rx_tdata <= x"00"; wait for clk_period; - mac_rx_tdata <= x"0d"; wait for clk_period; - -- cks - mac_rx_tdata <= x"8b"; wait for clk_period; - mac_rx_tdata <= x"79"; wait for clk_period; - -- user data - mac_rx_tdata <= x"68"; wait for clk_period; - - -- since we are up to the user data stage, the header should be valid and the data_in_valid should be set - assert udp_rx_int.hdr.is_valid = '1' report "T7: udp_rx_int.hdr.is_valid not set"; - assert udp_rx_int.hdr.data_length = x"0005" report "T7: udp_rx_int.hdr.data_length not set correctly"; - assert udp_rx_int.hdr.src_ip_addr = x"c0a80501" report "T7: udp_rx_int.hdr.src_ip_addr not set correctly"; - assert udp_rx_int.hdr.src_port = x"f49a" report "T7: udp_rx_int.hdr.src_port not set correctly"; - assert udp_rx_int.hdr.dst_port = x"2694" report "T7: udp_rx_int.hdr.dst_port not set correctly"; - - assert udp_rx_start_int = '1' report "T7: udp_rx_start not set"; - assert udp_rx_int.data.data_in_valid = '1' report "T7: udp_rx_int.data.data_in_valid not set"; - - assert ip_rx_hdr.is_valid = '1' report "T7: ip_rx_hdr.is_valid not set"; - assert ip_rx_hdr.protocol = x"11" report "T7: ip_rx_hdr.protocol not set correctly"; - assert ip_rx_hdr.src_ip_addr = x"c0a80501" report "T7: ip_rx.hdr.src_ip_addr not set correctly"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T7: ip_rx.hdr.num_frame_errors not set correctly"; - assert ip_rx_hdr.last_error_code = x"0" report "T7: ip_rx.hdr.last_error_code not set correctly"; - - -- put the rest of the user data - mac_rx_tdata <= x"65"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6c"; wait for clk_period; - mac_rx_tdata <= x"6f"; mac_rx_tlast <= '1'; wait for clk_period; - - assert udp_rx_int.data.data_in_last = '1' report "T7: udp_rx_int.data.data_in_last not set"; - - mac_rx_tdata <= x"00"; - mac_rx_tlast <= '0'; - mac_rx_tvalid <= '0'; - wait for clk_period*2; - - -- the mac address will be cached, so udp tx should occur straight away - assert udp_tx_result = IPTX_RESULT_SENDING report "T7: TX should be sending"; - - report "T7: waiting for mac data tx"; - if mac_tx_tvalid = '0' then - wait until mac_tx_tvalid = '1'; - wait for clk_period; - end if; - report "T7: starting mac data tx"; - - -- check the mac data being transmitted - assert mac_tx_tdata = x"00" report "T7: incorrect dst mac 0"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T7: incorrect dst mac 1"; wait for clk_period; - assert mac_tx_tdata = x"18" report "T7: incorrect dst mac 2"; wait for clk_period; - assert mac_tx_tdata = x"29" report "T7: incorrect dst mac 3"; wait for clk_period; - assert mac_tx_tdata = x"26" report "T7: incorrect dst mac 4"; wait for clk_period; - assert mac_tx_tdata = x"7c" report "T7: incorrect dst mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T7: incorrect src mac 0"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T7: incorrect src mac 1"; wait for clk_period; - assert mac_tx_tdata = x"20" report "T7: incorrect src mac 2"; wait for clk_period; - assert mac_tx_tdata = x"21" report "T7: incorrect src mac 3"; wait for clk_period; - assert mac_tx_tdata = x"22" report "T7: incorrect src mac 4"; wait for clk_period; - assert mac_tx_tdata = x"23" report "T7: incorrect src mac 5"; wait for clk_period; - - assert mac_tx_tdata = x"08" report "T7: incorrect pkt_type 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: incorrect pkt type 1"; wait for clk_period; - - assert mac_tx_tdata = x"45" report "T7: incorrect ver.hlen"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: incorrect srv type"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: incorrect len 0"; wait for clk_period; - assert mac_tx_tdata = x"20" report "T7: incorrect len 1"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T7: incorrect ident 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: incorrect ident 1"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: incorrect flag&frag 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: incorrect flag&frag 1"; wait for clk_period; - - assert mac_tx_tdata = x"80" report "T7: incorrect TTL"; wait for clk_period; - assert mac_tx_tdata = x"11" report "T7: incorrect protocol"; wait for clk_period; - assert mac_tx_tdata = x"af" report "T7: incorrect hdr.cks 0"; wait for clk_period; - assert mac_tx_tdata = x"72" report "T7: incorrect hdr.cks 1"; wait for clk_period; - - assert mac_tx_tdata = x"c0" report "T7: incorrect src ip 0"; wait for clk_period; - assert mac_tx_tdata = x"a8" report "T7: incorrect src ip 1"; wait for clk_period; - assert mac_tx_tdata = x"05" report "T7: incorrect src ip 2"; wait for clk_period; - assert mac_tx_tdata = x"09" report "T7: incorrect src ip 3"; wait for clk_period; - - assert mac_tx_tdata = x"c0" report "T7: incorrect dst ip 0"; wait for clk_period; - assert mac_tx_tdata = x"a8" report "T7: incorrect dst ip 1"; wait for clk_period; - assert mac_tx_tdata = x"05" report "T7: incorrect dst ip 2"; wait for clk_period; - assert mac_tx_tdata = x"01" report "T7: incorrect dst ip 3"; wait for clk_period; - - assert mac_tx_tdata = x"26" report "T7: incorrect src port 0"; wait for clk_period; - assert mac_tx_tdata = x"94" report "T7: incorrect src port 1"; wait for clk_period; - assert mac_tx_tdata = x"f4" report "T7: incorrect dst port 0"; wait for clk_period; - assert mac_tx_tdata = x"9a" report "T7: incorrect dst port 1"; wait for clk_period; - - assert mac_tx_tdata = x"00" report "T7: incorrect udp len 0"; wait for clk_period; - assert mac_tx_tdata = x"0c" report "T7: incorrect udp len 1"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: incorrect udp cks 0"; wait for clk_period; - assert mac_tx_tdata = x"00" report "T7: incorrect udp cks 1"; wait for clk_period; - - assert mac_tx_tdata = x"40" report "T7: incorrect udp data 0"; wait for clk_period; - assert mac_tx_tdata = x"41" report "T7: incorrect udp data 1"; wait for clk_period; - - assert mac_tx_tdata = x"42" report "T7: incorrect udp data 2"; - assert mac_tx_tlast = '0' report "T7: tlast asserted too soon"; wait for clk_period; - assert mac_tx_tdata = x"43" report "T7: incorrect udp data 3"; - assert mac_tx_tlast = '1' report "T7: tlast not asserted"; wait for clk_period; - - assert udp_tx_result = IPTX_RESULT_SENT report "T7: TX did not complete"; - - assert udp_rx_int.data.data_in_valid = '0' report "T7: udp_rx_int.data.data_in_valid not cleared"; - assert udp_rx_int.data.data_in_last = '0' report "T7: udp_rx_int.data.data_in_last not cleared"; - assert udp_rx_start_int = '0' report "T7: udp_rx_start not cleared"; - assert ip_rx_hdr.num_frame_errors = x"00" report "T7: ip_rx_hdr.num_frame_errors non zero at end of test"; - assert ip_rx_hdr.last_error_code = x"0" report "T7: ip_rx_hdr.last_error_code indicates error at end of test"; - assert ip_pkt_count = x"06" report "T7: ip pkt cnt incorrect"; - - - - report "--- end of tests ---"; - wait; - end process; - - -- AUTO TX process - on receipt of any UDP pkt, send a response. data sent is modified if a broadcast was received. - - -- TX response process - COMB - tx_proc_combinatorial: process( - -- inputs - udp_rx_start_int, udp_rx_int, udp_tx_data_out_ready_int, udp_tx_result, ip_rx_hdr, - udp_tx_int.data.data_out_valid, PBTX, - -- state - state, count, tx_hdr, tx_start_reg, tx_started_reg, tx_fin_reg, - -- controls - next_state, set_state, set_count, set_hdr, set_tx_start, set_last, - set_tx_started, set_tx_fin, first_byte_rx - ) - begin - -- set output_followers - udp_tx_int.hdr <= tx_hdr; - udp_tx_int.data.data_out_last <= set_last; - udp_tx_start_int <= tx_start_reg; - - -- set control signal defaults - next_state <= IDLE; - set_state <= '0'; - set_count <= HOLD; - set_hdr <= '0'; - set_tx_start <= HOLD; - set_last <= '0'; - set_tx_started <= HOLD; - set_tx_fin <= HOLD; - first_byte_rx <= (others => '0'); - - -- FSM - case state is - - when IDLE => - udp_tx_int.data.data_out <= (others => '0'); - udp_tx_int.data.data_out_valid <= '0'; - if udp_rx_start_int = '1' or PBTX = '1' then - if udp_rx_start_int = '1' then - first_byte_rx <= udp_rx_int.data.data_in; - else - first_byte_rx <= x"00"; - end if; - set_tx_fin <= CLR; - set_count <= RST; - set_hdr <= '1'; - if udp_rx_int.data.data_in_last = '1' then - set_tx_started <= SET; - set_tx_start <= SET; - next_state <= DATA_OUT; - set_state <= '1'; - else - next_state <= WAIT_RX_DONE; - set_state <= '1'; - end if; - end if; - - when WAIT_RX_DONE => - -- wait until RX pkt fully received - if udp_rx_int.data.data_in_last = '1' then - set_tx_started <= SET; - set_tx_start <= SET; - next_state <= DATA_OUT; - set_state <= '1'; - end if; - - when DATA_OUT => - if udp_tx_result = UDPTX_RESULT_ERR then - -- have an error from the IP TX layer, clear down the TX - set_tx_start <= CLR; - set_tx_fin <= SET; - set_tx_started <= CLR; - next_state <= IDLE; - set_state <= '1'; - else - if udp_tx_result = UDPTX_RESULT_SENDING then - set_tx_start <= CLR; -- reset out start req as soon as we know we are sending - end if; - if ip_rx_hdr.is_broadcast = '1' then - udp_tx_int.data.data_out <= std_logic_vector(count) or x"50"; - else - udp_tx_int.data.data_out <= std_logic_vector(count) or x"40"; - end if; - udp_tx_int.data.data_out_valid <= udp_tx_data_out_ready_int; - if udp_tx_data_out_ready_int = '1' then - if unsigned(count) = x"03" then - set_last <= '1'; - set_tx_fin <= SET; - set_tx_started <= CLR; - next_state <= IDLE; - set_state <= '1'; - else - set_count <= INCR; - end if; - end if; - end if; - - end case; - end process; - - - - -- TX response process - SEQ - tx_proc_sequential: process(clk_int) - begin - if rising_edge(clk_int) then - if reset = '1' then - -- reset state variables - state <= IDLE; - count <= x"00"; - tx_start_reg <= '0'; - tx_hdr.dst_ip_addr <= (others => '0'); - tx_hdr.dst_port <= (others => '0'); - tx_hdr.src_port <= (others => '0'); - tx_hdr.data_length <= (others => '0'); - tx_hdr.checksum <= (others => '0'); - tx_started_reg <= '0'; - tx_fin_reg <= '0'; - PBTX_LED <= '0'; - else - PBTX_LED <= PBTX; - - -- Next rx_state processing - if set_state = '1' then - state <= next_state; - else - state <= state; - end if; - - -- count processing - case set_count is - when RST => count <= x"00"; - when INCR => count <= count + 1; - when HOLD => count <= count; - end case; - - -- set tx hdr - if set_hdr = '1' then - -- if the first byte of the rx pkt is 'B' then send to broadcast, otherwise send to reply IP - if first_byte_rx = x"42" then - tx_hdr.dst_ip_addr <= IP_BC_ADDR; -- send to Broadcast addr - elsif first_byte_rx = x"43" then - tx_hdr.dst_ip_addr <= x"c0bbccdd"; -- set dst unknown so get ARP timeout - else - tx_hdr.dst_ip_addr <= udp_rx_int.hdr.src_ip_addr; -- reply to sender - end if; - tx_hdr.dst_port <= udp_rx_int.hdr.src_port; - tx_hdr.src_port <= udp_rx_int.hdr.dst_port; - tx_hdr.data_length <= x"0004"; - tx_hdr.checksum <= x"0000"; - else - tx_hdr <= tx_hdr; - end if; - - -- set tx start signal - case set_tx_start is - when SET => tx_start_reg <= '1'; - when CLR => tx_start_reg <= '0'; - when HOLD => tx_start_reg <= tx_start_reg; - end case; - - -- set tx started signal - case set_tx_started is - when SET => tx_started_reg <= '1'; - when CLR => tx_started_reg <= '0'; - when HOLD => tx_started_reg <= tx_started_reg; - end case; - - -- set tx finished signal - case set_tx_fin is - when SET => tx_fin_reg <= '1'; - when CLR => tx_fin_reg <= '0'; - when HOLD => tx_fin_reg <= tx_fin_reg; - end case; - - - end if; - end if; - - end process; - -END; Index: udp_ip_stack/tags/v2.0/bench/vhdl/arpv2_tb.vhd =================================================================== --- udp_ip_stack/tags/v2.0/bench/vhdl/arpv2_tb.vhd (revision 12) +++ udp_ip_stack/tags/v2.0/bench/vhdl/arpv2_tb.vhd (nonexistent) @@ -1,956 +0,0 @@ --------------------------------------------------------------------------------- --- Company: --- Engineer: --- --- Create Date: 12:35:50 05/31/2011 --- Design Name: --- Module Name: C:/Users/pjf/Documents/projects/fpga/xilinx/Network/arp1/arp_tb.vhd --- Project Name: arp1 --- Target Device: --- Tool versions: --- Description: --- --- VHDL Test Bench Created by ISE for module: arp --- --- Dependencies: --- --- Revision: --- Revision 0.01 - File Created --- Revision 0.02 - Added tests for ARP timeout --- Additional Comments: --- --- Notes: --- This testbench has been automatically generated using types std_logic and --- std_logic_vector for the ports of the unit under test. Xilinx recommends --- that these types always be used for the top-level I/O of a design in order --- to guarantee that the testbench will bind correctly to the post-implementation --- simulation model. --------------------------------------------------------------------------------- -LIBRARY ieee; -USE ieee.std_logic_1164.ALL; -USE ieee.numeric_std.ALL; -use work.arp_types.all; - -ENTITY arpv2_tb IS -END arpv2_tb; - -ARCHITECTURE behavior OF arpv2_tb IS - - -- Component Declaration for the Unit Under Test (UUT) - - COMPONENT arpv2 - generic ( - CLOCK_FREQ : integer := 125000000; -- freq of data_in_clk -- needed to timout cntr - ARP_TIMEOUT : integer := 60; -- ARP response timeout (s) - MAX_ARP_ENTRIES : integer := 255 -- max entries in the arp store - ); - Port ( - -- lookup request signals - arp_req_req : in arp_req_req_type; - arp_req_rslt : out arp_req_rslt_type; - -- MAC layer RX signals - data_in_clk : in STD_LOGIC; - reset : in STD_LOGIC; - data_in : in STD_LOGIC_VECTOR (7 downto 0); -- ethernet frame (from dst mac addr through to last byte of frame) - data_in_valid : in STD_LOGIC; -- indicates data_in valid on clock - data_in_last : in STD_LOGIC; -- indicates last data in frame - -- MAC layer TX signals - mac_tx_req : out std_logic; -- indicates that ip wants access to channel (stays up for as long as tx) - mac_tx_granted : in std_logic; -- indicates that access to channel has been granted - data_out_clk : in std_logic; - data_out_ready : in std_logic; -- indicates system ready to consume data - data_out_valid : out std_logic; -- indicates data out is valid - data_out_first : out std_logic; -- with data out valid indicates the first byte of a frame - data_out_last : out std_logic; -- with data out valid indicates the last byte of a frame - data_out : out std_logic_vector (7 downto 0); -- ethernet frame (from dst mac addr through to last byte of frame) - -- system signals - our_mac_address : in STD_LOGIC_VECTOR (47 downto 0); - our_ip_address : in STD_LOGIC_VECTOR (31 downto 0); - control : in arp_control_type; - req_count : out STD_LOGIC_VECTOR(7 downto 0) -- count of arp pkts received - ); - END COMPONENT; - - - --Inputs - signal clk : std_logic := '0'; - signal reset : std_logic := '0'; - signal data_in : std_logic_vector(7 downto 0) := (others => '0'); - signal data_in_valid : std_logic := '0'; - signal data_in_last : std_logic := '0'; - signal our_mac_address : std_logic_vector(47 downto 0) := (others => '0'); - signal our_ip_address : std_logic_vector(31 downto 0) := (others => '0'); - signal data_out_ready : std_logic; - signal data_out_valid : std_logic; - signal data_out_first : std_logic; - signal data_out_last : std_logic; - signal data_out : std_logic_vector (7 downto 0); - signal req_count : STD_LOGIC_VECTOR(7 downto 0); - signal arp_req_req : arp_req_req_type; - signal arp_req_rslt : arp_req_rslt_type; - signal mac_tx_req : std_logic; - signal mac_tx_granted : std_logic; - signal control : arp_control_type; - - - -- Clock period definitions - constant clk_period : time := 8 ns; - -BEGIN - - -- Instantiate the Unit Under Test (UUT) - uut: arpv2 - generic map ( - CLOCK_FREQ => 10, -- artificially low count to enable pragmatic testing - ARP_TIMEOUT => 20 - ) - PORT MAP ( - -- lookup request mappings - arp_req_req => arp_req_req, - arp_req_rslt => arp_req_rslt, - -- rx mappings - data_in_clk => clk, - reset => reset, - data_in => data_in, - data_in_valid => data_in_valid, - data_in_last => data_in_last, - -- tx mappings - mac_tx_req => mac_tx_req, - mac_tx_granted => mac_tx_granted, - data_out_clk => clk, - data_out_ready => data_out_ready, - data_out_valid => data_out_valid, - data_out_first => data_out_first, - data_out_last => data_out_last, - data_out => data_out, - -- system mappings - our_mac_address => our_mac_address, - our_ip_address => our_ip_address, - control => control, - req_count => req_count - ); - - -- Clock process definitions - clk_process :process - begin - clk <= '0'; - wait for clk_period/2; - clk <= '1'; - wait for clk_period/2; - end process; - - - -- Stimulus process - stim_proc: process - begin - -- hold reset state for 100 ns. - wait for 100 ns; - - our_ip_address <= x"c0a80509"; -- 192.168.5.9 - our_mac_address <= x"002320212223"; - mac_tx_granted <= '1'; -- FIXME 0 - control.clear_cache <= '0'; - - reset <= '1'; - wait for clk_period*10; - reset <= '0'; - wait for clk_period*5; - - assert mac_tx_req = '0' report "mac_tx_req asserted on reset"; - - -- insert stimulus here - arp_req_req.lookup_req <= '0'; - arp_req_req.ip <= (others => '0'); - data_out_ready <= '1'; - - report "T1: Send an ARP request: who has 192.168.5.9? Tell 192.168.5.1"; - data_in_valid <= '1'; - -- dst MAC (bc) - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - -- src MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"18"; wait for clk_period; - data_in <= x"29"; wait for clk_period; - data_in <= x"26"; wait for clk_period; - data_in <= x"7c"; wait for clk_period; - -- type - data_in <= x"08"; wait for clk_period; - data_in <= x"06"; wait for clk_period; - -- HW type - data_in <= x"00"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Protocol type - data_in <= x"08"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - -- HW size - data_in <= x"06"; wait for clk_period; - -- protocol size - data_in <= x"04"; wait for clk_period; - -- Opcode - data_in <= x"00"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Sender MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"18"; wait for clk_period; - data_in <= x"29"; wait for clk_period; - data_in <= x"26"; wait for clk_period; - data_in <= x"7c"; wait for clk_period; - -- Sender IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Target MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - -- Target IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"09"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in_last <= '1'; - data_in <= x"00"; wait for clk_period; - data_in_last <= '0'; - data_in_valid <= '0'; - - report "T1: Expect that we send an 'I have 192.168.5.9' msg"; - - -- check tx arbitration signals - - report "T1: waiting for tx req"; - wait until mac_tx_req = '1'; - - -- ready to tx - data_out_ready <= '1'; - mac_tx_granted <= '1'; - report "T1: waiting for data_out_valid"; - wait until data_out_valid = '1'; - report "T1: got data_out_valid"; - wait for clk_period*10; - data_out_ready <= '0'; - wait for clk_period*2; - data_out_ready <= '1'; - wait for clk_period*12; - assert data_out = x"02" report "T1: expected opcode = 02 for reply 'I have'"; - -- expect our mac 00 23 20 21 22 23 - wait for clk_period; - assert data_out = x"00" report "T1: incorrect our mac.0"; - wait for clk_period; - assert data_out = x"23" report "T1: incorrect our mac.1"; - wait for clk_period; - assert data_out = x"20" report "T1: incorrect our mac.2"; - wait for clk_period; - assert data_out = x"21" report "T1: incorrect our mac.3"; - wait for clk_period; - assert data_out = x"22" report "T1: incorrect our mac.4"; - wait for clk_period; - assert data_out = x"23" report "T1: incorrect our mac.5"; - -- expect our IP c0 a8 05 05 - wait for clk_period; - assert data_out = x"c0" report "T1: incorrect our IP.0"; - wait for clk_period; - assert data_out = x"a8" report "T1: incorrect our IP.1"; - wait for clk_period; - assert data_out = x"05" report "T1: incorrect our IP.2"; - wait for clk_period; - assert data_out = x"09" report "T1: incorrect our IP.3"; - - -- expect target mac 00 23 18 29 26 7c - wait for clk_period; - assert data_out = x"00" report "T1: incorrect target mac.0"; - wait for clk_period; - assert data_out = x"23" report "T1: incorrect target mac.1"; - wait for clk_period; - assert data_out = x"18" report "T1: incorrect target mac.2"; - wait for clk_period; - assert data_out = x"29" report "T1: incorrect target mac.3"; - wait for clk_period; - assert data_out = x"26" report "T1: incorrect target mac.4"; - wait for clk_period; - assert data_out = x"7c" report "T1: incorrect target mac.5"; - -- expect target IP c0 a8 05 01 - wait for clk_period; - assert data_out = x"c0" report "T1: incorrect target IP.0"; - wait for clk_period; - assert data_out = x"a8" report "T1: incorrect target IP.1"; - wait for clk_period; - assert data_out = x"05" report "T1: incorrect target IP.2"; - assert data_out_last = '0' report "T1: data out last incorrectly set on target IP.2 byte"; - wait for clk_period; - assert data_out = x"01" report "T1: incorrect target IP.3"; - assert data_out_last = '1' report "T1: data out last should be set"; - - wait for clk_period*10; - - report "T2: Send another ARP request: who has 192.168.5.8? Tell 192.168.5.1, holding off transmitter"; - data_out_ready <= '0'; - data_in_valid <= '1'; - -- dst MAC (bc) - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - -- src MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"18"; wait for clk_period; - data_in <= x"29"; wait for clk_period; - data_in <= x"26"; wait for clk_period; - data_in <= x"7c"; wait for clk_period; - -- type - data_in <= x"08"; wait for clk_period; - data_in <= x"06"; wait for clk_period; - -- HW type - data_in <= x"00"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Protocol type - data_in <= x"08"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - -- HW size - data_in <= x"06"; wait for clk_period; - -- protocol size - data_in <= x"04"; wait for clk_period; - -- Opcode - data_in <= x"00"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Sender MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"18"; wait for clk_period; - data_in <= x"29"; wait for clk_period; - data_in <= x"26"; wait for clk_period; - data_in <= x"7c"; wait for clk_period; - -- Sender IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Target MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - -- Target IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"09"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in_last <= '1'; - data_in <= x"00"; wait for clk_period; - data_in_last <= '0'; - data_in_valid <= '0'; - - -- ready to tx - wait for clk_period*10; - data_out_ready <= '1'; - - wait for clk_period*50; - - report "T3: Send a request for the IP that is already in the store"; - arp_req_req.ip <= x"c0a80501"; - arp_req_req.lookup_req <= '1'; - wait for clk_period; - arp_req_req.lookup_req <= '0'; - report "T3: wait for reply from store"; - wait until arp_req_rslt.got_mac = '1' or arp_req_rslt.got_err = '1'; - assert arp_req_rslt.got_mac = '1' report "T3: expected got mac"; - assert arp_req_rslt.got_err = '0' report "T3: expected got err = 0"; - assert arp_req_rslt.mac = x"00231829267c" report "T3: wrong mac value"; - wait for clk_period*2; - - -- the entry that was in the store should now be in the cache - check it - report "T4: Send a request for the IP that is already in the cache"; - arp_req_req.ip <= x"c0a80501"; - arp_req_req.lookup_req <= '1'; - wait for clk_period; - arp_req_req.lookup_req <= '0'; - assert arp_req_rslt.got_mac = '1' report "T4: expected got mac"; - assert arp_req_rslt.got_err = '0' report "T4: expected got err = 0"; - assert arp_req_rslt.mac = x"00231829267c" report "T4: wrong mac value"; - - wait for clk_period*50; - - report "T5 - Send a request for the IP that is not cached or in the store"; - arp_req_req.ip <= x"c0a80503"; - arp_req_req.lookup_req <= '1'; - wait for clk_period; - arp_req_req.lookup_req <= '0'; - report "T5: waiting for data_out_valid"; - wait until data_out_valid = '1'; - report "T5: got data_out_valid"; - wait for clk_period*10; - data_out_ready <= '0'; - wait for clk_period*2; - data_out_ready <= '1'; - wait for clk_period*12; - assert data_out = x"01" report "T5: expected opcode = 01 for request 'who has'"; - -- expect our mac 00 23 20 21 22 23 - wait for clk_period; - assert data_out = x"00" report "T5: incorrect our mac.0"; - wait for clk_period; - assert data_out = x"23" report "T5: incorrect our mac.1"; - wait for clk_period; - assert data_out = x"20" report "T5: incorrect our mac.2"; - wait for clk_period; - assert data_out = x"21" report "T5: incorrect our mac.3"; - wait for clk_period; - assert data_out = x"22" report "T5: incorrect our mac.4"; - wait for clk_period; - assert data_out = x"23" report "T5: incorrect our mac.5"; - -- expect our IP c0 a8 05 05 - wait for clk_period; - assert data_out = x"c0" report "T5: incorrect our IP.0"; - wait for clk_period; - assert data_out = x"a8" report "T5: incorrect our IP.1"; - wait for clk_period; - assert data_out = x"05" report "T5: incorrect our IP.2"; - wait for clk_period; - assert data_out = x"09" report "T5: incorrect our IP.3"; - - -- expect empty target mac - wait for clk_period; - assert data_out = x"00" report "T5: incorrect target mac.0"; - wait for clk_period; - assert data_out = x"00" report "T5: incorrect target mac.1"; - wait for clk_period; - assert data_out = x"00" report "T5: incorrect target mac.2"; - wait for clk_period; - assert data_out = x"00" report "T5: incorrect target mac.3"; - wait for clk_period; - assert data_out = x"00" report "T5: incorrect target mac.4"; - wait for clk_period; - assert data_out = x"00" report "T5: incorrect target mac.5"; - -- expect target IP c0 a8 05 01 - wait for clk_period; - assert data_out = x"c0" report "T5: incorrect target IP.0"; - wait for clk_period; - assert data_out = x"a8" report "T5: incorrect target IP.1"; - wait for clk_period; - assert data_out = x"05" report "T5: incorrect target IP.2"; - assert data_out_last = '0' report "T5: data out last incorrectly set on target IP.2 byte"; - wait for clk_period; - assert data_out = x"03" report "T5: incorrect target IP.3"; - assert data_out_last = '1' report "T5: data out last should be set"; - - wait for clk_period*10; - - -- Send the reply - data_out_ready <= '1'; - - report "T5.2: Send an ARP reply: 192.168.5.3 has mac 02:12:03:23:04:54"; - data_in_valid <= '1'; - -- dst MAC (bc) - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - -- src MAC - data_in <= x"02"; wait for clk_period; - data_in <= x"12"; wait for clk_period; - data_in <= x"03"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"04"; wait for clk_period; - data_in <= x"54"; wait for clk_period; - -- type - data_in <= x"08"; wait for clk_period; - data_in <= x"06"; wait for clk_period; - -- HW type - data_in <= x"00"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Protocol type - data_in <= x"08"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - -- HW size - data_in <= x"06"; wait for clk_period; - -- protocol size - data_in <= x"04"; wait for clk_period; - -- Opcode - data_in <= x"00"; wait for clk_period; - data_in <= x"02"; wait for clk_period; - -- Sender MAC - data_in <= x"02"; wait for clk_period; - data_in <= x"12"; wait for clk_period; - data_in <= x"03"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"04"; wait for clk_period; - data_in <= x"54"; wait for clk_period; - -- Sender IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"03"; wait for clk_period; - -- Target MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"20"; wait for clk_period; - data_in <= x"21"; wait for clk_period; - data_in <= x"22"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - -- Target IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"09"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - assert arp_req_rslt.got_mac = '1' report "T5.2: expected got mac"; - assert arp_req_rslt.got_err = '0' report "T5.2: expected got err = 0"; - assert arp_req_rslt.mac = x"021203230454" report "T5.2: wrong mac value"; - data_in <= x"00"; wait for clk_period; - data_in_last <= '1'; - data_in <= x"00"; wait for clk_period; - data_in_last <= '0'; - data_in_valid <= '0'; - wait for clk_period*4; - - report "T6: check that both these IPs remain in the store"; - arp_req_req.ip <= x"c0a80501"; - arp_req_req.lookup_req <= '1'; - wait for clk_period; - arp_req_req.lookup_req <= '0'; - wait for clk_period; - report "T6.1: wait for reply from store"; - wait until arp_req_rslt.got_mac = '1' or arp_req_rslt.got_err = '1'; - assert arp_req_rslt.got_mac = '1' report "T6.1: expected got mac"; - assert arp_req_rslt.got_err = '0' report "T6.1: expected got err = 0"; - assert arp_req_rslt.mac = x"00231829267c" report "T6.1: wrong mac value"; - wait for clk_period*2; - - arp_req_req.ip <= x"c0a80503"; - arp_req_req.lookup_req <= '1'; - wait for clk_period; - arp_req_req.lookup_req <= '0'; - wait for clk_period; - report "T6.2: wait for reply from store"; - wait until arp_req_rslt.got_mac = '1' or arp_req_rslt.got_err = '1'; - assert arp_req_rslt.got_mac = '1' report "T6.2: expected got mac"; - assert arp_req_rslt.got_err = '0' report "T6.2: expected got err = 0"; - assert arp_req_rslt.mac = x"021203230454" report "T6.2: wrong mac value"; - wait for clk_period*2; - - report "T7 - test that receipt of wrong I Have does not satisfy a current req"; - arp_req_req.ip <= x"c0a8050e"; - arp_req_req.lookup_req <= '1'; - wait for clk_period; - arp_req_req.lookup_req <= '0'; - report "T7: waiting for data_out_valid"; - wait until data_out_valid = '1'; - report "T7: got data_out_valid"; - wait for clk_period*10; - data_out_ready <= '0'; - wait for clk_period*2; - data_out_ready <= '1'; - wait for clk_period*12; - assert data_out = x"01" report "T7: expected opcode = 01 for request 'who has'"; - -- expect our mac 00 23 20 21 22 23 - wait for clk_period; - assert data_out = x"00" report "T7: incorrect our mac.0"; - wait for clk_period; - assert data_out = x"23" report "T7: incorrect our mac.1"; - wait for clk_period; - assert data_out = x"20" report "T7: incorrect our mac.2"; - wait for clk_period; - assert data_out = x"21" report "T7: incorrect our mac.3"; - wait for clk_period; - assert data_out = x"22" report "T7: incorrect our mac.4"; - wait for clk_period; - assert data_out = x"23" report "T7: incorrect our mac.5"; - -- expect our IP c0 a8 05 05 - wait for clk_period; - assert data_out = x"c0" report "T7: incorrect our IP.0"; - wait for clk_period; - assert data_out = x"a8" report "T7: incorrect our IP.1"; - wait for clk_period; - assert data_out = x"05" report "T7: incorrect our IP.2"; - wait for clk_period; - assert data_out = x"09" report "T7: incorrect our IP.3"; - - -- expect empty target mac - wait for clk_period; - assert data_out = x"00" report "T7: incorrect target mac.0"; - wait for clk_period; - assert data_out = x"00" report "T7: incorrect target mac.1"; - wait for clk_period; - assert data_out = x"00" report "T7: incorrect target mac.2"; - wait for clk_period; - assert data_out = x"00" report "T7: incorrect target mac.3"; - wait for clk_period; - assert data_out = x"00" report "T7: incorrect target mac.4"; - wait for clk_period; - assert data_out = x"00" report "T7: incorrect target mac.5"; - -- expect target IP c0 a8 05 0e - wait for clk_period; - assert data_out = x"c0" report "T7: incorrect target IP.0"; - wait for clk_period; - assert data_out = x"a8" report "T7: incorrect target IP.1"; - wait for clk_period; - assert data_out = x"05" report "T7: incorrect target IP.2"; - assert data_out_last = '0' report "T7: data out last incorrectly set on target IP.2 byte"; - wait for clk_period; - assert data_out = x"0e" report "T7: incorrect target IP.3"; - assert data_out_last = '1' report "T7: data out last should be set"; - - wait for clk_period*10; - - -- Send the reply - data_out_ready <= '1'; - - report "T7.2: Send an arbitrary unwanted ARP reply: 192.168.7.3 has mac 57:12:34:19:23:9a"; - data_in_valid <= '1'; - -- dst MAC (bc) - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - -- src MAC - data_in <= x"57"; wait for clk_period; - data_in <= x"12"; wait for clk_period; - data_in <= x"34"; wait for clk_period; - data_in <= x"19"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"9a"; wait for clk_period; - -- type - data_in <= x"08"; wait for clk_period; - data_in <= x"06"; wait for clk_period; - -- HW type - data_in <= x"00"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Protocol type - data_in <= x"08"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - -- HW size - data_in <= x"06"; wait for clk_period; - -- protocol size - data_in <= x"04"; wait for clk_period; - -- Opcode - data_in <= x"00"; wait for clk_period; - data_in <= x"02"; wait for clk_period; - -- Sender MAC - data_in <= x"57"; wait for clk_period; - data_in <= x"12"; wait for clk_period; - data_in <= x"34"; wait for clk_period; - data_in <= x"19"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"9a"; wait for clk_period; - -- Sender IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"07"; wait for clk_period; - data_in <= x"03"; wait for clk_period; - -- Target MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"20"; wait for clk_period; - data_in <= x"21"; wait for clk_period; - data_in <= x"22"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - -- Target IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"09"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - assert arp_req_rslt.got_mac = '0' report "T7.2: expected got mac = 0"; - assert arp_req_rslt.got_err = '0' report "T7.2: expected got err = 0"; - data_in <= x"00"; wait for clk_period; - data_in_last <= '1'; - data_in <= x"00"; wait for clk_period; - data_in_last <= '0'; - data_in_valid <= '0'; - wait for clk_period*4; - - -- Send the reply - data_out_ready <= '1'; - - report "T7.3: Send a wanted ARP reply: 192.168.5.e has mac 76:34:98:55:aa:37"; - data_in_valid <= '1'; - -- dst MAC (bc) - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - -- src MAC - data_in <= x"76"; wait for clk_period; - data_in <= x"34"; wait for clk_period; - data_in <= x"98"; wait for clk_period; - data_in <= x"55"; wait for clk_period; - data_in <= x"aa"; wait for clk_period; - data_in <= x"37"; wait for clk_period; - -- type - data_in <= x"08"; wait for clk_period; - data_in <= x"06"; wait for clk_period; - -- HW type - data_in <= x"00"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Protocol type - data_in <= x"08"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - -- HW size - data_in <= x"06"; wait for clk_period; - -- protocol size - data_in <= x"04"; wait for clk_period; - -- Opcode - data_in <= x"00"; wait for clk_period; - data_in <= x"02"; wait for clk_period; - -- Sender MAC - data_in <= x"76"; wait for clk_period; - data_in <= x"34"; wait for clk_period; - data_in <= x"98"; wait for clk_period; - data_in <= x"55"; wait for clk_period; - data_in <= x"aa"; wait for clk_period; - data_in <= x"37"; wait for clk_period; - -- Sender IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"0e"; wait for clk_period; - -- Target MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"20"; wait for clk_period; - data_in <= x"21"; wait for clk_period; - data_in <= x"22"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - -- Target IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"09"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - assert arp_req_rslt.got_mac = '1' report "T7.3: expected got mac"; - assert arp_req_rslt.got_err = '0' report "T7.3: expected got err = 0"; - assert arp_req_rslt.mac = x"76349855aa37" report "T7.3: wrong mac value"; - data_in <= x"00"; wait for clk_period; - data_in_last <= '1'; - data_in <= x"00"; wait for clk_period; - data_in_last <= '0'; - data_in_valid <= '0'; - wait for clk_period*4; - - - report "T8: Request 192.168.5.4 (not cached), dont send a reply and wait for timeout"; - arp_req_req.ip <= x"c0a80504"; - arp_req_req.lookup_req <= '1'; - wait for clk_period; - arp_req_req.lookup_req <= '0'; - wait for clk_period*20; - assert mac_tx_req = '1' report "T8: should be requesting TX channel"; - wait for clk_period*220; - assert arp_req_rslt.got_mac = '0' report "T8: should not have got mac"; - assert arp_req_rslt.got_err = '1' report "T8: should have got err"; - - report "T9: Request 192.168.5.7 (not cached= and Send an ARP reply: 192.168.5.7 has mac 02:15:03:23:04:54"; - arp_req_req.ip <= x"c0a80507"; - arp_req_req.lookup_req <= '1'; - wait for clk_period; - assert arp_req_rslt.got_mac = '0' report "T9: should not yet have mac"; - assert arp_req_rslt.got_err = '0' report "T9: should not have got err"; - - arp_req_req.lookup_req <= '0'; - wait for clk_period*20; - assert mac_tx_req = '1' report "T9: should be requesting TX channel"; - wait for clk_period*50; - -- Send the reply - data_out_ready <= '1'; - - data_in_valid <= '1'; - -- dst MAC (bc) - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - -- src MAC - data_in <= x"02"; wait for clk_period; - data_in <= x"15"; wait for clk_period; - data_in <= x"03"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"04"; wait for clk_period; - data_in <= x"54"; wait for clk_period; - -- type - data_in <= x"08"; wait for clk_period; - data_in <= x"06"; wait for clk_period; - -- HW type - data_in <= x"00"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Protocol type - data_in <= x"08"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - -- HW size - data_in <= x"06"; wait for clk_period; - -- protocol size - data_in <= x"04"; wait for clk_period; - -- Opcode - data_in <= x"00"; wait for clk_period; - data_in <= x"02"; wait for clk_period; - -- Sender MAC - data_in <= x"02"; wait for clk_period; - data_in <= x"15"; wait for clk_period; - data_in <= x"03"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"04"; wait for clk_period; - data_in <= x"54"; wait for clk_period; - -- Sender IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"07"; wait for clk_period; - -- Target MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"20"; wait for clk_period; - data_in <= x"21"; wait for clk_period; - data_in <= x"22"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - -- Target IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"09"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in_last <= '1'; - data_in <= x"00"; wait for clk_period; - data_in_last <= '0'; - data_in_valid <= '0'; - wait for clk_period; - assert arp_req_rslt.got_mac = '1' report "T9: should have got mac"; - assert arp_req_rslt.mac = x"021503230454" report "T9: incorrect mac"; - assert arp_req_rslt.got_err = '0' report "T9: should not have got err"; - wait for clk_period*10; - - report "T10: Request 192.168.5.7 again an expect it to be in the cache"; - arp_req_req.ip <= x"c0a80507"; - arp_req_req.lookup_req <= '1'; - wait for clk_period; - assert arp_req_rslt.got_mac = '1' report "T10: should have mac"; - assert arp_req_rslt.got_err = '0' report "T10: should not have got err"; - - arp_req_req.lookup_req <= '0'; - wait for clk_period*20; - - report "T11: Clear the cache, Request 192.168.5.7 again an expect a 'who has' to be sent"; - control.clear_cache <= '1'; - wait for clk_period; - control.clear_cache <= '0'; - wait for clk_period; - - arp_req_req.ip <= x"c0a80507"; - arp_req_req.lookup_req <= '1'; - wait for clk_period; - assert arp_req_rslt.got_mac = '0' report "T11: should not yet have mac"; - assert arp_req_rslt.got_err = '0' report "T11: should not have got err"; - - arp_req_req.lookup_req <= '0'; - wait for clk_period*20; - - - assert mac_tx_req = '1' report "T11: should be requesting TX channel"; - wait for clk_period*50; - -- Send the reply - data_out_ready <= '1'; - - data_in_valid <= '1'; - -- dst MAC (bc) - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - data_in <= x"ff"; wait for clk_period; - -- src MAC - data_in <= x"02"; wait for clk_period; - data_in <= x"15"; wait for clk_period; - data_in <= x"03"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"04"; wait for clk_period; - data_in <= x"54"; wait for clk_period; - -- type - data_in <= x"08"; wait for clk_period; - data_in <= x"06"; wait for clk_period; - -- HW type - data_in <= x"00"; wait for clk_period; - data_in <= x"01"; wait for clk_period; - -- Protocol type - data_in <= x"08"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - -- HW size - data_in <= x"06"; wait for clk_period; - -- protocol size - data_in <= x"04"; wait for clk_period; - -- Opcode - data_in <= x"00"; wait for clk_period; - data_in <= x"02"; wait for clk_period; - -- Sender MAC - data_in <= x"02"; wait for clk_period; - data_in <= x"15"; wait for clk_period; - data_in <= x"03"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"55"; wait for clk_period; - data_in <= x"54"; wait for clk_period; - -- Sender IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"07"; wait for clk_period; - -- Target MAC - data_in <= x"00"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - data_in <= x"20"; wait for clk_period; - data_in <= x"21"; wait for clk_period; - data_in <= x"22"; wait for clk_period; - data_in <= x"23"; wait for clk_period; - -- Target IP - data_in <= x"c0"; wait for clk_period; - data_in <= x"a8"; wait for clk_period; - data_in <= x"05"; wait for clk_period; - data_in <= x"09"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in <= x"00"; wait for clk_period; - data_in_last <= '1'; - data_in <= x"00"; wait for clk_period; - data_in_last <= '0'; - data_in_valid <= '0'; - wait for clk_period; - assert arp_req_rslt.got_mac = '1' report "T11: should have got mac"; - assert arp_req_rslt.mac = x"021503235554" report "T11: incorrect mac"; - assert arp_req_rslt.got_err = '0' report "T11: should not have got err"; - wait for clk_period*10; - - report "--- end of tests ---"; - wait; - end process; - -END; Index: udp_ip_stack/tags/v2.0/bench/vhdl/IPv4_RX_tb.vhd =================================================================== --- udp_ip_stack/tags/v2.0/bench/vhdl/IPv4_RX_tb.vhd (revision 12) +++ udp_ip_stack/tags/v2.0/bench/vhdl/IPv4_RX_tb.vhd (nonexistent) @@ -1,391 +0,0 @@ --------------------------------------------------------------------------------- --- Company: --- Engineer: --- --- Create Date: 17:32:02 06/03/2011 --- Design Name: --- Module Name: C:/Users/pjf/Documents/projects/fpga/xilinx/Network/ip1/IPv4_RX_tb.vhd --- Project Name: ip1 --- Target Device: --- Tool versions: --- Description: --- --- VHDL Test Bench Created by ISE for module: IPv4_RX --- --- Dependencies: --- --- Revision: --- Revision 0.01 - File Created --- Additional Comments: --- --- Notes: --- This testbench has been automatically generated using types std_logic and --- std_logic_vector for the ports of the unit under test. Xilinx recommends --- that these types always be used for the top-level I/O of a design in order --- to guarantee that the testbench will bind correctly to the post-implementation --- simulation model. --------------------------------------------------------------------------------- -library IEEE; -use IEEE.STD_LOGIC_1164.ALL; -use IEEE.NUMERIC_STD.ALL; -use work.axi.all; -use work.ipv4_types.all; -use work.arp_types.all; - - -ENTITY IPv4_RX_tb IS -END IPv4_RX_tb; - -ARCHITECTURE behavior OF IPv4_RX_tb IS - - -- Component Declaration for the Unit Under Test (UUT) - - COMPONENT IPv4_RX - PORT( - -- IP Layer signals - ip_rx : out ipv4_rx_type; - ip_rx_start : out std_logic; -- indicates receipt of ip frame. - -- system signals - clk : in STD_LOGIC; -- same clock used to clock mac data and ip data - reset : in STD_LOGIC; - our_ip_address : in STD_LOGIC_VECTOR (31 downto 0); - -- MAC layer RX signals - mac_data_in : in STD_LOGIC_VECTOR (7 downto 0); -- ethernet frame (from dst mac addr through to last byte of frame) - mac_data_in_valid : in STD_LOGIC; -- indicates data_in valid on clock - mac_data_in_last : in STD_LOGIC -- indicates last data in frame - ); - END COMPONENT; - - - --Inputs - signal clk : std_logic := '0'; - signal reset : std_logic := '0'; - signal our_ip_address : std_logic_vector(31 downto 0) := (others => '0'); - signal mac_data_in : std_logic_vector(7 downto 0) := (others => '0'); - signal mac_data_in_valid : std_logic := '0'; - signal mac_data_in_last : std_logic := '0'; - - --Outputs - signal ip_rx_start : std_logic; - signal ip_rx : ipv4_rx_type; - - -- Clock period definitions - constant clk_period : time := 8 ns; - -BEGIN - - -- Instantiate the Unit Under Test (UUT) - uut: IPv4_RX PORT MAP ( - ip_rx => ip_rx, - ip_rx_start => ip_rx_start, - clk => clk, - reset => reset, - our_ip_address => our_ip_address, - mac_data_in => mac_data_in, - mac_data_in_valid => mac_data_in_valid, - mac_data_in_last => mac_data_in_last - ); - - -- Clock process definitions - clk_process :process - begin - clk <= '0'; - wait for clk_period/2; - clk <= '1'; - wait for clk_period/2; - end process; - - - -- Stimulus process - stim_proc: process - begin - -- hold reset state for 100 ns. - wait for 100 ns; - - our_ip_address <= x"c0a80509"; -- 192.168.5.9 - mac_data_in_valid <= '0'; - mac_data_in_last <= '0'; - - reset <= '1'; - wait for clk_period*10; - reset <= '0'; - wait for clk_period*5; - - -- check reset conditions - assert ip_rx_start = '0' report "ip_rx_start not initialised correctly on reset"; - assert ip_rx.hdr.is_valid = '0' report "ip_rx.hdr.is_valid not initialised correctly on reset"; - assert ip_rx.hdr.protocol = x"00" report "ip_rx.hdr.protocol not initialised correctly on reset"; - assert ip_rx.hdr.data_length = x"0000" report "ip_rx.hdr.data_length not initialised correctly on reset"; - assert ip_rx.hdr.src_ip_addr = x"00000000" report "ip_rx.hdr.src_ip_addr not initialised correctly on reset"; - assert ip_rx.hdr.num_frame_errors = x"00" report "ip_rx.hdr.num_frame_errors not initialised correctly on reset"; - assert ip_rx.data.data_in = x"00" report "ip_rx.data.data_in not initialised correctly on reset"; - assert ip_rx.data.data_in_valid = '0' report "ip_rx.data.data_in_valid not initialised correctly on reset"; - assert ip_rx.data.data_in_last = '0' report "ip_rx.data.data_in_last not initialised correctly on reset"; - - -- insert stimulus here - - ------------ - -- TEST 1 -- basic functional rx test with received ip pkt - ------------ - - report "T1: Send an eth frame with IP pkt dst ip_address c0a80509, dst mac 002320212223"; - - mac_data_in_valid <= '1'; - -- dst MAC (bc) - mac_data_in <= x"00"; wait for clk_period; - mac_data_in <= x"23"; wait for clk_period; - mac_data_in <= x"20"; wait for clk_period; - mac_data_in <= x"21"; wait for clk_period; - mac_data_in <= x"22"; wait for clk_period; - mac_data_in <= x"23"; wait for clk_period; - -- src MAC - mac_data_in <= x"00"; wait for clk_period; - mac_data_in <= x"23"; wait for clk_period; - mac_data_in <= x"18"; wait for clk_period; - mac_data_in <= x"29"; wait for clk_period; - mac_data_in <= x"26"; wait for clk_period; - mac_data_in <= x"7c"; wait for clk_period; - -- type - mac_data_in <= x"08"; wait for clk_period; -- IP pkt - mac_data_in <= x"00"; wait for clk_period; - -- ver & HL / service type - mac_data_in <= x"45"; wait for clk_period; - mac_data_in <= x"00"; wait for clk_period; - -- total len - mac_data_in <= x"00"; wait for clk_period; - mac_data_in <= x"18"; wait for clk_period; - -- ID - mac_data_in <= x"00"; wait for clk_period; - mac_data_in <= x"00"; wait for clk_period; - -- flags & frag - mac_data_in <= x"00"; wait for clk_period; - mac_data_in <= x"00"; wait for clk_period; - -- TTL - mac_data_in <= x"00"; wait for clk_period; - -- Protocol - mac_data_in <= x"11"; wait for clk_period; - -- Header CKS - mac_data_in <= x"00"; wait for clk_period; - mac_data_in <= x"00"; wait for clk_period; - -- SRC IP - mac_data_in <= x"c0"; wait for clk_period; - mac_data_in <= x"a8"; wait for clk_period; - mac_data_in <= x"05"; wait for clk_period; - mac_data_in <= x"01"; wait for clk_period; - -- DST IP - mac_data_in <= x"c0"; wait for clk_period; - mac_data_in <= x"a8"; wait for clk_period; - mac_data_in <= x"05"; wait for clk_period; - mac_data_in <= x"09"; wait for clk_period; - - -- user data - mac_data_in <= x"24"; wait for clk_period; - - assert ip_rx.hdr.is_valid = '1' report "T1: ip_rx.hdr.is_valid not set"; - assert ip_rx.hdr.protocol = x"11" report "T1: ip_rx.hdr.protocol not set correctly"; - assert ip_rx.hdr.data_length = x"0004" report "T1: ip_rx.hdr.data_length not set correctly"; - assert ip_rx.hdr.src_ip_addr = x"c0a80501" report "T1: ip_rx.hdr.src_ip_addr not set correctly"; - assert ip_rx.hdr.num_frame_errors = x"00" report "T1: ip_rx.hdr.num_frame_errors not set correctly"; - assert ip_rx.hdr.last_error_code = x"0" report "T1: ip_rx.hdr.last_error_code not set correctly"; - assert ip_rx.hdr.is_broadcast = '0' report "T1: ip_rx.hdr.is_broadcast should not be set"; - assert ip_rx_start = '1' report "T1: ip_rx_start not set"; - assert ip_rx.data.data_in_valid = '1' report "T1: ip_rx.data.data_in_valid not set"; - - mac_data_in <= x"25"; wait for clk_period; - mac_data_in <= x"26"; wait for clk_period; - mac_data_in <= x"27"; mac_data_in_last <= '1';wait for clk_period; - - assert ip_rx.data.data_in_last = '1' report "T1: ip_rx.data.data_in_last not set"; - - mac_data_in <= x"00"; - mac_data_in_last <= '0'; - mac_data_in_valid <= '0'; - wait for clk_period; - - assert ip_rx.data.data_in_valid = '0' report "T1: ip_rx.data.data_in_valid not cleared"; - assert ip_rx.data.data_in_last = '0' report "T1: ip_rx.data.data_in_last not cleared"; - assert ip_rx.hdr.num_frame_errors = x"00" report "T1: ip_rx.hdr.num_frame_errors non zero at end of test"; - assert ip_rx.hdr.last_error_code = x"0" report "T1: ip_rx.hdr.last_error_code indicates error at end of test"; - assert ip_rx_start = '0' report "T1: ip_rx_start not cleared"; - - ------------ - -- TEST 2 -- basic functional rx test with received ip pkt that is not for us - ------------ - - report "T2: Send an eth frame with IP pkt dst ip_address c0a80507, dst mac 002320212223"; - - mac_data_in_valid <= '1'; - -- dst MAC (bc) - mac_data_in <= x"00"; wait for clk_period; - mac_data_in <= x"23"; wait for clk_period; - mac_data_in <= x"20"; wait for clk_period; - mac_data_in <= x"21"; wait for clk_period; - mac_data_in <= x"22"; wait for clk_period; - mac_data_in <= x"23"; wait for clk_period; - - assert ip_rx.hdr.is_valid = '0' report "T2: ip_rx.hdr.is_valid remains set"; - - -- src MAC - mac_data_in <= x"00"; wait for clk_period; - mac_data_in <= x"23"; wait for clk_period; - mac_data_in <= x"18"; wait for clk_period; - mac_data_in <= x"29"; wait for clk_period; - mac_data_in <= x"26"; wait for clk_period; - mac_data_in <= x"7c"; wait for clk_period; - -- type - mac_data_in <= x"08"; wait for clk_period; -- IP pkt - mac_data_in <= x"00"; wait for clk_period; - -- ver & HL / service type - mac_data_in <= x"45"; wait for clk_period; - mac_data_in <= x"00"; wait for clk_period; - -- total len - mac_data_in <= x"00"; wait for clk_period; - mac_data_in <= x"18"; wait for clk_period; - -- ID - mac_data_in <= x"00"; wait for clk_period; - mac_data_in <= x"00"; wait for clk_period; - -- flags & frag - mac_data_in <= x"00"; wait for clk_period; - mac_data_in <= x"00"; wait for clk_period; - -- TTL - mac_data_in <= x"00"; wait for clk_period; - -- Protocol - mac_data_in <= x"11"; wait for clk_period; - -- Header CKS - mac_data_in <= x"00"; wait for clk_period; - mac_data_in <= x"00"; wait for clk_period; - -- SRC IP - mac_data_in <= x"c0"; wait for clk_period; - mac_data_in <= x"a8"; wait for clk_period; - mac_data_in <= x"05"; wait for clk_period; - mac_data_in <= x"02"; wait for clk_period; - -- DST IP - mac_data_in <= x"c0"; wait for clk_period; - mac_data_in <= x"a8"; wait for clk_period; - mac_data_in <= x"05"; wait for clk_period; - mac_data_in <= x"07"; wait for clk_period; - - -- user data - mac_data_in <= x"24"; wait for clk_period; - - assert ip_rx.hdr.is_valid = '1' report "T2: ip_rx.hdr.is_valid not set"; - assert ip_rx.hdr.protocol = x"11" report "T2: ip_rx.hdr.protocol not set correctly"; - assert ip_rx.hdr.data_length = x"0004" report "T2: ip_rx.hdr.data_length not set correctly"; - assert ip_rx.hdr.src_ip_addr = x"c0a80502" report "T2: ip_rx.hdr.src_ip_addr not set correctly"; - assert ip_rx.hdr.num_frame_errors = x"00" report "T2: ip_rx.hdr.num_frame_errors not set correctly"; - assert ip_rx.hdr.is_broadcast = '0' report "T2: ip_rx.hdr.is_broadcast should not be set"; - assert ip_rx.hdr.last_error_code = x"0" report "T2: ip_rx.hdr.last_error_code not set correctly"; - assert ip_rx_start = '0' report "T2: ip_rx_start set when pkt not for us"; - assert ip_rx.data.data_in_valid = '0' report "T2: ip_rx.data.data_in_valid set when pkt not for us"; - - mac_data_in <= x"25"; wait for clk_period; - mac_data_in <= x"26"; wait for clk_period; - mac_data_in <= x"27"; mac_data_in_last <= '1';wait for clk_period; - - assert ip_rx.data.data_in_last = '0' report "T2: ip_rx.data.data_in_last set"; - - mac_data_in <= x"00"; - mac_data_in_last <= '0'; - mac_data_in_valid <= '0'; - wait for clk_period; - - assert ip_rx.data.data_in_valid = '0' report "T2: ip_rx.data.data_in_valid not cleared"; - assert ip_rx.data.data_in_last = '0' report "T2: ip_rx.data.data_in_last not cleared"; - assert ip_rx.hdr.num_frame_errors = x"00" report "T2: ip_rx.hdr.num_frame_errors non zero at end of test"; - assert ip_rx.hdr.last_error_code = x"0" report "T2: ip_rx.hdr.last_error_code indicates error at end of test"; - assert ip_rx_start = '0' report "T2: ip_rx_start not cleared"; - - wait for clk_period*20; - - - ------------ - -- TEST 3 -- RX Broadcast pkt - ------------ - - report "T3: Send an eth frame with IP pkt dst ip_address = BC, dst mac = BC"; - - mac_data_in_valid <= '1'; - -- dst MAC (bc) - mac_data_in <= x"ff"; wait for clk_period; - mac_data_in <= x"ff"; wait for clk_period; - mac_data_in <= x"ff"; wait for clk_period; - mac_data_in <= x"ff"; wait for clk_period; - mac_data_in <= x"ff"; wait for clk_period; - mac_data_in <= x"ff"; wait for clk_period; - -- src MAC - mac_data_in <= x"00"; wait for clk_period; - mac_data_in <= x"23"; wait for clk_period; - mac_data_in <= x"18"; wait for clk_period; - mac_data_in <= x"29"; wait for clk_period; - mac_data_in <= x"26"; wait for clk_period; - mac_data_in <= x"7c"; wait for clk_period; - -- type - mac_data_in <= x"08"; wait for clk_period; -- IP pkt - mac_data_in <= x"00"; wait for clk_period; - -- ver & HL / service type - mac_data_in <= x"45"; wait for clk_period; - mac_data_in <= x"00"; wait for clk_period; - -- total len - mac_data_in <= x"00"; wait for clk_period; - mac_data_in <= x"18"; wait for clk_period; - -- ID - mac_data_in <= x"00"; wait for clk_period; - mac_data_in <= x"00"; wait for clk_period; - -- flags & frag - mac_data_in <= x"00"; wait for clk_period; - mac_data_in <= x"00"; wait for clk_period; - -- TTL - mac_data_in <= x"00"; wait for clk_period; - -- Protocol - mac_data_in <= x"11"; wait for clk_period; - -- Header CKS - mac_data_in <= x"00"; wait for clk_period; - mac_data_in <= x"00"; wait for clk_period; - -- SRC IP - mac_data_in <= x"c0"; wait for clk_period; - mac_data_in <= x"a8"; wait for clk_period; - mac_data_in <= x"05"; wait for clk_period; - mac_data_in <= x"01"; wait for clk_period; - -- DST IP - mac_data_in <= x"ff"; wait for clk_period; - mac_data_in <= x"ff"; wait for clk_period; - mac_data_in <= x"ff"; wait for clk_period; - mac_data_in <= x"ff"; wait for clk_period; - - -- user data - mac_data_in <= x"24"; wait for clk_period; - - assert ip_rx.hdr.is_valid = '1' report "T3: ip_rx.hdr.is_valid not set"; - assert ip_rx.hdr.protocol = x"11" report "T3: ip_rx.hdr.protocol not set correctly"; - assert ip_rx.hdr.data_length = x"0004" report "T3: ip_rx.hdr.data_length not set correctly"; - assert ip_rx.hdr.src_ip_addr = x"c0a80501" report "T3: ip_rx.hdr.src_ip_addr not set correctly"; - assert ip_rx.hdr.num_frame_errors = x"00" report "T3: ip_rx.hdr.num_frame_errors not set correctly"; - assert ip_rx.hdr.is_broadcast = '1' report "T3: ip_rx.hdr.is_broadcast not set"; - assert ip_rx.hdr.last_error_code = x"0" report "T3: ip_rx.hdr.last_error_code not set correctly"; - assert ip_rx_start = '1' report "T3: ip_rx_start not set"; - assert ip_rx.data.data_in_valid = '1' report "T3: ip_rx.data.data_in_valid not set"; - - mac_data_in <= x"25"; wait for clk_period; - mac_data_in <= x"26"; wait for clk_period; - mac_data_in <= x"27"; mac_data_in_last <= '1';wait for clk_period; - - assert ip_rx.data.data_in_last = '1' report "T3: ip_rx.data.data_in_last not set"; - - mac_data_in <= x"00"; - mac_data_in_last <= '0'; - mac_data_in_valid <= '0'; - wait for clk_period; - - assert ip_rx.data.data_in_valid = '0' report "T3: ip_rx.data.data_in_valid not cleared"; - assert ip_rx.data.data_in_last = '0' report "T3: ip_rx.data.data_in_last not cleared"; - assert ip_rx.hdr.num_frame_errors = x"00" report "T3: ip_rx.hdr.num_frame_errors non zero at end of test"; - assert ip_rx.hdr.last_error_code = x"0" report "T3: ip_rx.hdr.last_error_code indicates error at end of test"; - assert ip_rx_start = '0' report "T3: ip_rx_start not cleared"; - - - report "--- end of tests ---"; - - wait; - end process; - -END;

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