def check():
yield delay(100)
yield clk.posedge
rst.next = 1
phy_gmii_rst.next = 1
yield clk.posedge
rst.next = 0
phy_gmii_rst.next = 0
yield clk.posedge
yield delay(100)
yield clk.posedge
# testbench stimulus
yield clk.posedge
print("test 1: test UDP RX packet")
current_test.next = 1
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0x020000000000
test_frame.eth_src_mac = 0xDAD1D2D3D4D5
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80181
test_frame.ip_dest_ip = 0xc0a80180
test_frame.udp_source_port = 5678
test_frame.udp_dest_port = 1234
test_frame.payload = bytearray(range(32))
test_frame.build()
qsfp_1_source.send(b'\x55\x55\x55\x55\x55\x55\x55\xD5'+test_frame.build_eth().build_axis_fcs().data)
# wait for ARP request packet
while qsfp_1_sink.empty():
yield clk.posedge
rx_frame = qsfp_1_sink.recv()
check_eth_frame = eth_ep.EthFrame()
check_eth_frame.parse_axis_fcs(rx_frame.data[8:])
check_frame = arp_ep.ARPFrame()
check_frame.parse_eth(check_eth_frame)
print(check_frame)
assert check_frame.eth_dest_mac == 0xFFFFFFFFFFFF
assert check_frame.eth_src_mac == 0x020000000000
assert check_frame.eth_type == 0x0806
assert check_frame.arp_htype == 0x0001
assert check_frame.arp_ptype == 0x0800
assert check_frame.arp_hlen == 6
assert check_frame.arp_plen == 4
assert check_frame.arp_oper == 1
assert check_frame.arp_sha == 0x020000000000
assert check_frame.arp_spa == 0xc0a80180
assert check_frame.arp_tha == 0x000000000000
assert check_frame.arp_tpa == 0xc0a80181
# generate response
arp_frame = arp_ep.ARPFrame()
arp_frame.eth_dest_mac = 0x020000000000
arp_frame.eth_src_mac = 0xDAD1D2D3D4D5
arp_frame.eth_type = 0x0806
arp_frame.arp_htype = 0x0001
arp_frame.arp_ptype = 0x0800
arp_frame.arp_hlen = 6
arp_frame.arp_plen = 4
arp_frame.arp_oper = 2
arp_frame.arp_sha = 0xDAD1D2D3D4D5
arp_frame.arp_spa = 0xc0a80181
arp_frame.arp_tha = 0x020000000000
arp_frame.arp_tpa = 0xc0a80180
qsfp_1_source.send(b'\x55\x55\x55\x55\x55\x55\x55\xD5'+arp_frame.build_eth().build_axis_fcs().data)
while qsfp_1_sink.empty():
yield clk.posedge
rx_frame = qsfp_1_sink.recv()
check_eth_frame = eth_ep.EthFrame()
check_eth_frame.parse_axis_fcs(rx_frame.data[8:])
check_frame = udp_ep.UDPFrame()
check_frame.parse_eth(check_eth_frame)
print(check_frame)
assert check_frame.eth_dest_mac == 0xDAD1D2D3D4D5
assert check_frame.eth_src_mac == 0x020000000000
assert check_frame.eth_type == 0x0800
assert check_frame.ip_version == 4
assert check_frame.ip_ihl == 5
assert check_frame.ip_dscp == 0
assert check_frame.ip_ecn == 0
assert check_frame.ip_identification == 0
assert check_frame.ip_flags == 2
assert check_frame.ip_fragment_offset == 0
assert check_frame.ip_ttl == 64
assert check_frame.ip_protocol == 0x11
assert check_frame.ip_source_ip == 0xc0a80180
assert check_frame.ip_dest_ip == 0xc0a80181
assert check_frame.udp_source_port == 1234
assert check_frame.udp_dest_port == 5678
assert check_frame.payload.data == bytearray(range(32))
assert qsfp_1_source.empty()
assert qsfp_1_sink.empty()
yield delay(100)
yield clk.posedge
print("test 2: test gigabit tap")
current_test.next = 2
sw.next = 0x8 # enable tap on RX
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0x020000000000
test_frame.eth_src_mac = 0xDAD1D2D3D4D5
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80181
test_frame.ip_dest_ip = 0xc0a80180
test_frame.udp_source_port = 5678
test_frame.udp_dest_port = 1234
test_frame.payload = bytearray(range(32))
test_frame.build()
gmii_source.send(b'\x55\x55\x55\x55\x55\x55\x55\xD5'+test_frame.build_eth().build_axis_fcs().data)
# loop packet back through on XGMII interface
while qsfp_1_sink.empty():
yield clk.posedge
qsfp_1_source.send(qsfp_1_sink.recv())
while gmii_sink.empty():
yield clk.posedge
rx_frame = gmii_sink.recv()
check_eth_frame = eth_ep.EthFrame()
check_eth_frame.parse_axis_fcs(rx_frame.data[8:])
check_frame = udp_ep.UDPFrame()
check_frame.parse_eth(check_eth_frame)
print(check_frame)
assert check_frame.eth_dest_mac == 0xDAD1D2D3D4D5
assert check_frame.eth_src_mac == 0x020000000000
assert check_frame.eth_type == 0x0800
assert check_frame.ip_version == 4
assert check_frame.ip_ihl == 5
assert check_frame.ip_dscp == 0
assert check_frame.ip_ecn == 0
assert check_frame.ip_identification == 0
assert check_frame.ip_flags == 2
assert check_frame.ip_fragment_offset == 0
assert check_frame.ip_ttl == 64
assert check_frame.ip_protocol == 0x11
assert check_frame.ip_source_ip == 0xc0a80180
assert check_frame.ip_dest_ip == 0xc0a80181
assert check_frame.udp_source_port == 1234
assert check_frame.udp_dest_port == 5678
assert check_frame.payload.data == bytearray(range(32))
assert gmii_source.empty()
assert gmii_sink.empty()
assert qsfp_1_source.empty()
assert qsfp_1_sink.empty()
yield delay(100)
sw.next = 0xc # enable tap on TX
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0x020000000000
test_frame.eth_src_mac = 0xDAD1D2D3D4D5
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80181
test_frame.ip_dest_ip = 0xc0a80180
test_frame.udp_source_port = 5678
test_frame.udp_dest_port = 1234
test_frame.payload = bytearray(range(32))
test_frame.build()
gmii_source.send(b'\x55\x55\x55\x55\x55\x55\x55\xD5'+test_frame.build_eth().build_axis_fcs().data)
# loop packet back through on XGMII interface
while qsfp_1_sink.empty():
yield clk.posedge
qsfp_1_source.send(qsfp_1_sink.recv())
while gmii_sink.empty():
yield clk.posedge
rx_frame = gmii_sink.recv()
check_eth_frame = eth_ep.EthFrame()
check_eth_frame.parse_axis_fcs(rx_frame.data[8:])
check_frame = udp_ep.UDPFrame()
check_frame.parse_eth(check_eth_frame)
print(check_frame)
assert check_frame.eth_dest_mac == 0xDAD1D2D3D4D5
assert check_frame.eth_src_mac == 0x020000000000
assert check_frame.eth_type == 0x0800
assert check_frame.ip_version == 4
assert check_frame.ip_ihl == 5
assert check_frame.ip_dscp == 0
assert check_frame.ip_ecn == 0
assert check_frame.ip_identification == 0
assert check_frame.ip_flags == 2
assert check_frame.ip_fragment_offset == 0
assert check_frame.ip_ttl == 64
assert check_frame.ip_protocol == 0x11
assert check_frame.ip_source_ip == 0xc0a80180
assert check_frame.ip_dest_ip == 0xc0a80181
assert check_frame.udp_source_port == 1234
assert check_frame.udp_dest_port == 5678
assert check_frame.payload.data == bytearray(range(32))
assert gmii_source.empty()
assert gmii_sink.empty()
assert qsfp_1_source.empty()
assert qsfp_1_sink.empty()
yield delay(100)
raise StopSimulation
def check():
yield delay(100)
yield clk.posedge
rst.next = 1
yield clk.posedge
rst.next = 0
yield clk.posedge
yield delay(100)
yield clk.posedge
# testbench stimulus
yield clk.posedge
print("test 1: enumerate via UDP")
current_test.next = 1
pkt = xfcp.XFCPFrame()
pkt.path = []
pkt.rpath = []
pkt.ptype = 0xfe
pkt.payload = b''
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0x020000000000
test_frame.eth_src_mac = 0xDAD1D2D3D4D5
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80181
test_frame.ip_dest_ip = 0xc0a80180
test_frame.udp_source_port = 1234
test_frame.udp_dest_port = 14000
test_frame.payload = pkt.build_axis()
test_frame.build()
mii_source.send(b'\x55\x55\x55\x55\x55\x55\x55\xD5' +
test_frame.build_eth().build_axis_fcs().data)
# wait for ARP request packet
rx_frame = None
while rx_frame is None:
yield clk.posedge
rx_frame = mii_sink.recv()
check_eth_frame = eth_ep.EthFrame()
check_eth_frame.parse_axis_fcs(rx_frame.data[8:])
check_frame = arp_ep.ARPFrame()
check_frame.parse_eth(check_eth_frame)
print(check_frame)
assert check_frame.eth_dest_mac == 0xFFFFFFFFFFFF
assert check_frame.eth_src_mac == 0x020000000000
assert check_frame.eth_type == 0x0806
assert check_frame.arp_htype == 0x0001
assert check_frame.arp_ptype == 0x0800
assert check_frame.arp_hlen == 6
assert check_frame.arp_plen == 4
assert check_frame.arp_oper == 1
assert check_frame.arp_sha == 0x020000000000
assert check_frame.arp_spa == 0xc0a80180
assert check_frame.arp_tha == 0x000000000000
assert check_frame.arp_tpa == 0xc0a80181
# generate response
arp_frame = arp_ep.ARPFrame()
arp_frame.eth_dest_mac = 0x020000000000
arp_frame.eth_src_mac = 0xDAD1D2D3D4D5
arp_frame.eth_type = 0x0806
arp_frame.arp_htype = 0x0001
arp_frame.arp_ptype = 0x0800
arp_frame.arp_hlen = 6
arp_frame.arp_plen = 4
arp_frame.arp_oper = 2
arp_frame.arp_sha = 0xDAD1D2D3D4D5
arp_frame.arp_spa = 0xc0a80181
arp_frame.arp_tha = 0x020000000000
arp_frame.arp_tpa = 0xc0a80180
mii_source.send(b'\x55\x55\x55\x55\x55\x55\x55\xD5' +
arp_frame.build_eth().build_axis_fcs().data)
rx_frame = None
while rx_frame is None:
yield clk.posedge
rx_frame = mii_sink.recv()
check_eth_frame = eth_ep.EthFrame()
check_eth_frame.parse_axis_fcs(rx_frame.data[8:])
check_frame = udp_ep.UDPFrame()
check_frame.parse_eth(check_eth_frame)
print(check_frame)
assert check_frame.eth_dest_mac == 0xDAD1D2D3D4D5
assert check_frame.eth_src_mac == 0x020000000000
assert check_frame.eth_type == 0x0800
assert check_frame.ip_version == 4
assert check_frame.ip_ihl == 5
assert check_frame.ip_dscp == 0
assert check_frame.ip_ecn == 0
assert check_frame.ip_identification == 0
assert check_frame.ip_flags == 2
assert check_frame.ip_fragment_offset == 0
assert check_frame.ip_ttl == 64
assert check_frame.ip_protocol == 0x11
assert check_frame.ip_source_ip == 0xc0a80180
assert check_frame.ip_dest_ip == 0xc0a80181
assert check_frame.udp_source_port == 14000
assert check_frame.udp_dest_port == 1234
rx_pkt = xfcp.XFCPFrame()
rx_pkt.parse_axis(check_frame.payload.data)
print(rx_pkt)
assert rx_pkt.ptype == 0xff
assert rx_pkt.path == []
assert rx_pkt.rpath == []
assert len(rx_pkt.payload.data) == 64
pkt = xfcp.XFCPFrame()
pkt.path = [0]
pkt.rpath = []
pkt.ptype = 0xfe
pkt.payload = b''
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0x020000000000
test_frame.eth_src_mac = 0xDAD1D2D3D4D5
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80181
test_frame.ip_dest_ip = 0xc0a80180
test_frame.udp_source_port = 1234
test_frame.udp_dest_port = 14000
test_frame.payload = pkt.build_axis()
test_frame.build()
mii_source.send(b'\x55\x55\x55\x55\x55\x55\x55\xD5' +
test_frame.build_eth().build_axis_fcs().data)
rx_frame = None
while rx_frame is None:
yield clk.posedge
rx_frame = mii_sink.recv()
check_eth_frame = eth_ep.EthFrame()
check_eth_frame.parse_axis_fcs(rx_frame.data[8:])
check_frame = udp_ep.UDPFrame()
check_frame.parse_eth(check_eth_frame)
print(check_frame)
assert check_frame.eth_dest_mac == 0xDAD1D2D3D4D5
assert check_frame.eth_src_mac == 0x020000000000
assert check_frame.eth_type == 0x0800
assert check_frame.ip_version == 4
assert check_frame.ip_ihl == 5
assert check_frame.ip_dscp == 0
assert check_frame.ip_ecn == 0
assert check_frame.ip_identification == 0
assert check_frame.ip_flags == 2
assert check_frame.ip_fragment_offset == 0
assert check_frame.ip_ttl == 64
assert check_frame.ip_protocol == 0x11
assert check_frame.ip_source_ip == 0xc0a80180
assert check_frame.ip_dest_ip == 0xc0a80181
assert check_frame.udp_source_port == 14000
assert check_frame.udp_dest_port == 1234
rx_pkt = xfcp.XFCPFrame()
rx_pkt.parse_axis(check_frame.payload.data)
print(rx_pkt)
assert rx_pkt.ptype == 0xff
assert rx_pkt.path == [0]
assert rx_pkt.rpath == []
assert len(rx_pkt.payload.data) == 32
assert mii_source.empty()
assert mii_sink.empty()
yield delay(100)
yield clk.posedge
print("test 1: test write and read RAM 0")
current_test.next = 1
pkt1 = xfcp.XFCPFrame()
pkt1.path = [0]
pkt1.ptype = 0x12
pkt1.payload = bytearray(
struct.pack('<BH', 0, 4) + b'\x11\x22\x33\x44')
pkt2 = xfcp.XFCPFrame()
pkt2.path = [0]
pkt2.ptype = 0x10
pkt2.payload = bytearray(struct.pack('<BH', 0, 4))
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0x020000000000
test_frame1.eth_src_mac = 0xDAD1D2D3D4D5
test_frame1.eth_type = 0x0800
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_dscp = 0
test_frame1.ip_ecn = 0
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80181
test_frame1.ip_dest_ip = 0xc0a80180
test_frame1.udp_source_port = 1234
test_frame1.udp_dest_port = 14000
test_frame1.payload = pkt1.build_axis()
test_frame1.build()
test_frame2 = udp_ep.UDPFrame(test_frame1)
test_frame2.payload = pkt2.build_axis()
test_frame2.build()
mii_source.send(b'\x55\x55\x55\x55\x55\x55\x55\xD5' +
test_frame1.build_eth().build_axis_fcs().data)
mii_source.send(b'\x55\x55\x55\x55\x55\x55\x55\xD5' +
test_frame2.build_eth().build_axis_fcs().data)
rx_frame = None
while rx_frame is None:
yield clk.posedge
rx_frame = mii_sink.recv()
check_eth_frame = eth_ep.EthFrame()
check_eth_frame.parse_axis_fcs(rx_frame.data[8:])
check_frame = udp_ep.UDPFrame()
check_frame.parse_eth(check_eth_frame)
print(check_frame)
rx_pkt = xfcp.XFCPFrame()
rx_pkt.parse_axis(check_frame.payload.data)
print(rx_pkt)
assert rx_pkt.ptype == 0x13
assert rx_pkt.payload.data == struct.pack('<BH', 0, 4)
rx_frame = None
while rx_frame is None:
yield clk.posedge
rx_frame = mii_sink.recv()
check_eth_frame = eth_ep.EthFrame()
check_eth_frame.parse_axis_fcs(rx_frame.data[8:])
check_frame = udp_ep.UDPFrame()
check_frame.parse_eth(check_eth_frame)
print(check_frame)
rx_pkt = xfcp.XFCPFrame()
rx_pkt.parse_axis(check_frame.payload.data)
print(rx_pkt)
assert rx_pkt.ptype == 0x11
assert rx_pkt.payload.data == struct.pack('<BH', 0,
4) + b'\x11\x22\x33\x44'
assert mii_source.empty()
assert mii_sink.empty()
yield delay(100)
yield clk.posedge
print("test 3: enumerate via UART")
current_test.next = 3
pkt = xfcp.XFCPFrame()
pkt.path = []
pkt.rpath = []
pkt.ptype = 0xfe
pkt.payload = b''
uart_source.write(pkt.build_axis_cobs().data + b'\x00')
yield clk.posedge
rx_data = b''
while True:
if not uart_sink.empty():
b = bytearray(uart_sink.read(1))
rx_data += b
if b[0] == 0:
break
yield clk.posedge
rx_pkt = xfcp.XFCPFrame()
rx_pkt.parse_axis_cobs(rx_data[:-1])
print(rx_pkt)
assert rx_pkt.ptype == 0xff
assert rx_pkt.path == []
assert rx_pkt.rpath == []
assert len(rx_pkt.payload.data) == 64
pkt = xfcp.XFCPFrame()
pkt.path = [0]
pkt.rpath = []
pkt.ptype = 0xfe
pkt.payload = b''
uart_source.write(pkt.build_axis_cobs().data + b'\x00')
yield clk.posedge
rx_data = b''
while True:
if not uart_sink.empty():
b = bytearray(uart_sink.read(1))
rx_data += b
if b[0] == 0:
break
yield clk.posedge
rx_pkt = xfcp.XFCPFrame()
rx_pkt.parse_axis_cobs(rx_data[:-1])
print(rx_pkt)
assert rx_pkt.ptype == 0xff
assert rx_pkt.path == [0]
assert rx_pkt.rpath == []
assert len(rx_pkt.payload.data) == 32
yield delay(100)
raise StopSimulation
def check():
yield delay(100)
yield clk.posedge
rst.next = 1
rst_125mhz.next = 1
phy_gmii_rst.next = 1
yield clk.posedge
rst.next = 0
rst_125mhz.next = 0
phy_gmii_rst.next = 0
yield clk.posedge
yield delay(100)
yield clk.posedge
# testbench stimulus
yield clk.posedge
current_test.next = 1
RD_CMD = 0x01
WR_CMD = 0x02
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0x020000000000
test_frame.eth_src_mac = 0xDAD1D2D3D4D5
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80182
test_frame.ip_dest_ip = 0xc0a80180
test_frame.udp_source_port = 5678
test_frame.udp_dest_port = 1234
test_frame.payload = bytearray(
array('B', struct.pack('>BII', RD_CMD, 1, 0x1000)))
test_frame.build()
gmii_source.send(b'\x55\x55\x55\x55\x55\x55\x55\xD5' +
test_frame.build_eth().build_axis_fcs().data)
# wait for ARP request packet
while gmii_sink.empty():
yield clk.posedge
rx_frame = gmii_sink.recv()
check_eth_frame = eth_ep.EthFrame()
check_eth_frame.parse_axis_fcs(rx_frame.data[8:])
check_frame = arp_ep.ARPFrame()
check_frame.parse_eth(check_eth_frame)
#print(check_frame)
assert check_frame.eth_dest_mac == 0xFFFFFFFFFFFF
assert check_frame.eth_src_mac == 0x020000000000
assert check_frame.eth_type == 0x0806
assert check_frame.arp_htype == 0x0001
assert check_frame.arp_ptype == 0x0800
assert check_frame.arp_hlen == 6
assert check_frame.arp_plen == 4
assert check_frame.arp_oper == 1
assert check_frame.arp_sha == 0x020000000000
assert check_frame.arp_spa == 0xc0a80180
assert check_frame.arp_tha == 0x000000000000
assert check_frame.arp_tpa == 0xc0a80182
# generate response
arp_frame = arp_ep.ARPFrame()
arp_frame.eth_dest_mac = 0x020000000000
arp_frame.eth_src_mac = 0xDAD1D2D3D4D5
arp_frame.eth_type = 0x0806
arp_frame.arp_htype = 0x0001
arp_frame.arp_ptype = 0x0800
arp_frame.arp_hlen = 6
arp_frame.arp_plen = 4
arp_frame.arp_oper = 2
arp_frame.arp_sha = 0xDAD1D2D3D4D5
arp_frame.arp_spa = 0xc0a80182
arp_frame.arp_tha = 0x020000000000
arp_frame.arp_tpa = 0xc0a80180
gmii_source.send(b'\x55\x55\x55\x55\x55\x55\x55\xD5' +
arp_frame.build_eth().build_axis_fcs().data)
while gmii_sink.empty():
yield clk.posedge
rx_frame = gmii_sink.recv()
check_eth_frame = eth_ep.EthFrame()
check_eth_frame.parse_axis_fcs(rx_frame.data[8:])
check_frame = udp_ep.UDPFrame()
check_frame.parse_eth(check_eth_frame)
print '!Rec_size:', len(check_frame.payload.data), check_frame.payload
# WR
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0x020000000000
test_frame.eth_src_mac = 0xDAD1D2D3D4D5
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80182
test_frame.ip_dest_ip = 0xc0a80180
test_frame.udp_source_port = 5678
test_frame.udp_dest_port = 1234
test_frame.payload = bytearray(
array('B', struct.pack('>BII', WR_CMD, 1, 0x1000))) + bytearray(
[2])
test_frame.build()
gmii_source.send(b'\x55\x55\x55\x55\x55\x55\x55\xD5' +
test_frame.build_eth().build_axis_fcs().data)
while gmii_sink.empty():
yield clk.posedge
rx_frame = gmii_sink.recv()
check_eth_frame = eth_ep.EthFrame()
check_eth_frame.parse_axis_fcs(rx_frame.data[8:])
check_frame = udp_ep.UDPFrame()
check_frame.parse_eth(check_eth_frame)
print '!Rec_size:', len(check_frame.payload.data), check_frame.payload
#RD 32
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0x020000000000
test_frame.eth_src_mac = 0xDAD1D2D3D4D5
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80182
test_frame.ip_dest_ip = 0xc0a80180
test_frame.udp_source_port = 5678
test_frame.udp_dest_port = 1234
test_frame.payload = bytearray(
array('B', struct.pack('>BII', RD_CMD, 8, 0x80000000)))
test_frame.build()
gmii_source.send(b'\x55\x55\x55\x55\x55\x55\x55\xD5' +
test_frame.build_eth().build_axis_fcs().data)
while gmii_sink.empty():
yield clk.posedge
rx_frame = gmii_sink.recv()
check_eth_frame = eth_ep.EthFrame()
check_eth_frame.parse_axis_fcs(rx_frame.data[8:])
check_frame = udp_ep.UDPFrame()
check_frame.parse_eth(check_eth_frame)
print '!Rec_size:', len(check_frame.payload.data), check_frame.payload
assert gmii_source.empty()
assert gmii_sink.empty()
yield delay(100)
raise StopSimulation
def check():
yield delay(100)
yield clk.posedge
rst.next = 1
yield clk.posedge
rst.next = 0
yield clk.posedge
yield delay(100)
yield clk.posedge
for payload_len in range(1, 18):
yield clk.posedge
print("test 1: test packet, length %d" % payload_len)
current_test.next = 1
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80164
test_frame.ip_dest_ip = 0xc0a80165
test_frame.udp_source_port = 1
test_frame.udp_dest_port = 2
test_frame.udp_length = None
test_frame.udp_checksum = None
test_frame.payload = bytearray(range(payload_len))
test_frame.build()
for wait in wait_normal, wait_pause_source, wait_pause_sink:
source.send(test_frame)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_ip(rx_frame)
assert check_frame == test_frame
assert sink.empty()
yield delay(100)
yield clk.posedge
print("test 2: back-to-back packets, length %d" % payload_len)
current_test.next = 2
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A5152535455
test_frame1.eth_type = 0x0800
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80164
test_frame1.ip_dest_ip = 0xc0a80165
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(payload_len))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A5152535455
test_frame2.eth_type = 0x0800
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80164
test_frame2.ip_dest_ip = 0xc0a80166
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(payload_len))
test_frame2.build()
for wait in wait_normal, wait_pause_source, wait_pause_sink:
source.send(test_frame1)
source.send(test_frame2)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_ip(rx_frame)
assert check_frame == test_frame1
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_ip(rx_frame)
assert check_frame == test_frame2
assert sink.empty()
yield delay(100)
yield clk.posedge
print("test 3: tuser assert, length %d" % payload_len)
current_test.next = 3
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A5152535455
test_frame1.eth_type = 0x0800
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80164
test_frame1.ip_dest_ip = 0xc0a80165
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(payload_len))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A5152535455
test_frame2.eth_type = 0x0800
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80164
test_frame2.ip_dest_ip = 0xc0a80166
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(payload_len))
test_frame2.build()
test_frame1.payload.user = 1
for wait in wait_normal, wait_pause_source, wait_pause_sink:
source.send(test_frame1)
source.send(test_frame2)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_ip(rx_frame)
assert check_frame == test_frame1
assert rx_frame.payload.user[-1]
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_ip(rx_frame)
assert check_frame == test_frame2
assert sink.empty()
yield delay(100)
yield clk.posedge
print("test 4: trailing bytes (1), length %d" % payload_len)
current_test.next = 4
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A5152535455
test_frame1.eth_type = 0x0800
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80164
test_frame1.ip_dest_ip = 0xc0a80165
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(payload_len))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A5152535455
test_frame2.eth_type = 0x0800
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80164
test_frame2.ip_dest_ip = 0xc0a80166
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(payload_len))
test_frame2.build()
test_frame1a = udp_ep.UDPFrame(test_frame1)
test_frame1a.payload.data += bytearray(b'\x00')
for wait in wait_normal, wait_pause_source, wait_pause_sink:
source.send(test_frame1a)
source.send(test_frame2)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_ip(rx_frame)
assert check_frame == test_frame1
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_ip(rx_frame)
assert check_frame == test_frame2
assert sink.empty()
yield delay(100)
yield clk.posedge
print("test 5: trailing bytes (10), length %d" % payload_len)
current_test.next = 5
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A5152535455
test_frame1.eth_type = 0x0800
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80164
test_frame1.ip_dest_ip = 0xc0a80165
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(payload_len))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A5152535455
test_frame2.eth_type = 0x0800
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80164
test_frame2.ip_dest_ip = 0xc0a80166
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(payload_len))
test_frame2.build()
test_frame1a = udp_ep.UDPFrame(test_frame1)
test_frame1a.payload.data += bytearray(b'\x00' * 10)
for wait in wait_normal, wait_pause_source, wait_pause_sink:
source.send(test_frame1a)
source.send(test_frame2)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_ip(rx_frame)
assert check_frame == test_frame1
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_ip(rx_frame)
assert check_frame == test_frame2
assert sink.empty()
yield delay(100)
yield clk.posedge
print("test 6: trailing bytes with tuser assert (1), length %d" %
payload_len)
current_test.next = 6
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A5152535455
test_frame1.eth_type = 0x0800
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80164
test_frame1.ip_dest_ip = 0xc0a80165
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(payload_len))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A5152535455
test_frame2.eth_type = 0x0800
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80164
test_frame2.ip_dest_ip = 0xc0a80166
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(payload_len))
test_frame2.build()
test_frame1a = udp_ep.UDPFrame(test_frame1)
test_frame1a.payload.data += bytearray(b'\x00')
test_frame1a.payload.user = 1
for wait in wait_normal, wait_pause_source, wait_pause_sink:
source.send(test_frame1a)
source.send(test_frame2)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_ip(rx_frame)
assert check_frame == test_frame1
assert rx_frame.payload.user[-1]
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_ip(rx_frame)
assert check_frame == test_frame2
assert sink.empty()
yield delay(100)
yield clk.posedge
print("test 7: trailing bytes with tuser assert (10), length %d" %
payload_len)
current_test.next = 7
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A5152535455
test_frame1.eth_type = 0x0800
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80164
test_frame1.ip_dest_ip = 0xc0a80165
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(payload_len))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A5152535455
test_frame2.eth_type = 0x0800
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80164
test_frame2.ip_dest_ip = 0xc0a80166
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(payload_len))
test_frame2.build()
test_frame1a = udp_ep.UDPFrame(test_frame1)
test_frame1a.payload.data += bytearray(b'\x00' * 10)
test_frame1a.payload.user = 1
for wait in wait_normal, wait_pause_source, wait_pause_sink:
source.send(test_frame1a)
source.send(test_frame2)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_ip(rx_frame)
assert check_frame == test_frame1
assert rx_frame.payload.user[-1]
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_ip(rx_frame)
assert check_frame == test_frame2
assert sink.empty()
yield delay(100)
yield clk.posedge
print("test 8: truncated payload (1), length %d" % payload_len)
current_test.next = 8
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A5152535455
test_frame1.eth_type = 0x0800
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80164
test_frame1.ip_dest_ip = 0xc0a80165
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(payload_len + 1))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A5152535455
test_frame2.eth_type = 0x0800
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80164
test_frame2.ip_dest_ip = 0xc0a80166
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(payload_len))
test_frame2.build()
test_frame1a = udp_ep.UDPFrame(test_frame1)
test_frame1a.payload.data = test_frame1a.payload.data[:-1]
for wait in wait_normal, wait_pause_source, wait_pause_sink:
error_payload_early_termination_asserted.next = 0
source.send(test_frame1a)
source.send(test_frame2)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_ip(rx_frame)
assert rx_frame.payload.user[-1]
assert error_payload_early_termination_asserted
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_ip(rx_frame)
assert check_frame == test_frame2
assert sink.empty()
yield delay(100)
yield clk.posedge
print("test 9: truncated payload (10), length %d" % payload_len)
current_test.next = 9
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A5152535455
test_frame1.eth_type = 0x0800
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80164
test_frame1.ip_dest_ip = 0xc0a80165
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(payload_len + 10))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A5152535455
test_frame2.eth_type = 0x0800
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80164
test_frame2.ip_dest_ip = 0xc0a80166
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(payload_len))
test_frame2.build()
test_frame1a = udp_ep.UDPFrame(test_frame1)
test_frame1a.payload.data = test_frame1.payload.data[:-10]
for wait in wait_normal, wait_pause_source, wait_pause_sink:
error_payload_early_termination_asserted.next = 0
source.send(test_frame1a)
source.send(test_frame2)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_ip(rx_frame)
assert rx_frame.payload.user[-1]
assert error_payload_early_termination_asserted
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_ip(rx_frame)
assert check_frame == test_frame2
assert sink.empty()
yield delay(100)
raise StopSimulation
def check():
yield delay(100)
yield clk.posedge
rst.next = 1
qsfp0_tx_rst_1.next = 1
qsfp0_rx_rst_1.next = 1
qsfp0_tx_rst_2.next = 1
qsfp0_rx_rst_2.next = 1
qsfp0_tx_rst_3.next = 1
qsfp0_rx_rst_3.next = 1
qsfp0_tx_rst_4.next = 1
qsfp0_rx_rst_4.next = 1
qsfp1_tx_rst_1.next = 1
qsfp1_rx_rst_1.next = 1
qsfp1_tx_rst_2.next = 1
qsfp1_rx_rst_2.next = 1
qsfp1_tx_rst_3.next = 1
qsfp1_rx_rst_3.next = 1
qsfp1_tx_rst_4.next = 1
qsfp1_rx_rst_4.next = 1
yield clk.posedge
yield delay(100)
rst.next = 0
qsfp0_tx_rst_1.next = 0
qsfp0_rx_rst_1.next = 0
qsfp0_tx_rst_2.next = 0
qsfp0_rx_rst_2.next = 0
qsfp0_tx_rst_3.next = 0
qsfp0_rx_rst_3.next = 0
qsfp0_tx_rst_4.next = 0
qsfp0_rx_rst_4.next = 0
qsfp1_tx_rst_1.next = 0
qsfp1_rx_rst_1.next = 0
qsfp1_tx_rst_2.next = 0
qsfp1_rx_rst_2.next = 0
qsfp1_tx_rst_3.next = 0
qsfp1_rx_rst_3.next = 0
qsfp1_tx_rst_4.next = 0
qsfp1_rx_rst_4.next = 0
yield clk.posedge
yield delay(100)
yield clk.posedge
# testbench stimulus
current_tag = 1
yield clk.posedge
print("test 1: enumeration")
current_test.next = 1
yield rc.enumerate(enable_bus_mastering=True, configure_msi=True)
yield delay(100)
yield clk.posedge
print("test 2: init NIC")
current_test.next = 2
yield from driver.init_dev(dev.functions[0].get_id())
yield from driver.interfaces[0].open()
#yield from driver.interfaces[1].open()
# enable queues
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].hw_addr +
mqnic.MQNIC_PORT_REG_SCHED_ENABLE, 0x00000001)
for k in range(driver.interfaces[0].tx_queue_count):
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 4 * k,
0x00000003)
yield from rc.mem_read(driver.hw_addr,
4) # wait for all writes to complete
yield delay(100)
yield clk.posedge
print("test 3: send and receive a packet")
current_test.next = 3
# test bad packet
#qsfp0_1_source.send(b'\x55\x55\x55\x55\x55\xd5'+bytearray(range(128)))
data = bytearray([x % 256 for x in range(1024)])
yield from driver.interfaces[0].start_xmit(data, 0)
yield qsfp0_1_sink.wait()
pkt = qsfp0_1_sink.recv()
print(pkt)
qsfp0_1_source.send(pkt)
yield driver.interfaces[0].wait()
pkt = driver.interfaces[0].recv()
print(pkt)
assert frame_checksum(pkt.data) == pkt.rx_checksum
# yield from driver.interfaces[1].start_xmit(data, 0)
# yield qsfp0_1_sink.wait()
# pkt = qsfp0_1_sink.recv()
# print(pkt)
# qsfp0_1_source.send(pkt)
# yield driver.interfaces[1].wait()
# pkt = driver.interfaces[1].recv()
# print(pkt)
# assert frame_checksum(pkt.data) == pkt.rx_checksum
yield delay(100)
yield clk.posedge
print("test 4: checksum tests")
current_test.next = 4
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80164
test_frame.ip_dest_ip = 0xc0a80165
test_frame.udp_source_port = 1
test_frame.udp_dest_port = 2
test_frame.udp_length = None
test_frame.udp_checksum = None
test_frame.payload = bytearray((x % 256 for x in range(256)))
test_frame.set_udp_pseudo_header_checksum()
axis_frame = test_frame.build_axis()
yield from driver.interfaces[0].start_xmit(axis_frame.data, 0, 34, 6)
yield qsfp0_1_sink.wait()
pkt = qsfp0_1_sink.recv()
print(pkt)
qsfp0_1_source.send(pkt)
yield driver.interfaces[0].wait()
pkt = driver.interfaces[0].recv()
print(pkt)
assert pkt.rx_checksum == frame_checksum(pkt.data)
check_frame = udp_ep.UDPFrame()
check_frame.parse_axis(pkt.data)
assert check_frame.verify_checksums()
yield delay(100)
yield clk.posedge
print("test 5: multiple small packets")
current_test.next = 5
count = 64
pkts = [
bytearray([(x + k) % 256 for x in range(64)]) for k in range(count)
]
loopback_enable.next = True
for p in pkts:
yield from driver.interfaces[0].start_xmit(p, 0)
for k in range(count):
pkt = driver.interfaces[0].recv()
if not pkt:
yield driver.interfaces[0].wait()
pkt = driver.interfaces[0].recv()
print(pkt)
assert pkt.data == pkts[k]
assert frame_checksum(pkt.data) == pkt.rx_checksum
loopback_enable.next = False
yield delay(100)
yield clk.posedge
print("test 6: multiple large packets")
current_test.next = 6
count = 64
pkts = [
bytearray([(x + k) % 256 for x in range(1514)])
for k in range(count)
]
loopback_enable.next = True
for p in pkts:
yield from driver.interfaces[0].start_xmit(p, 0)
for k in range(count):
pkt = driver.interfaces[0].recv()
if not pkt:
yield driver.interfaces[0].wait()
pkt = driver.interfaces[0].recv()
print(pkt)
assert pkt.data == pkts[k]
assert frame_checksum(pkt.data) == pkt.rx_checksum
loopback_enable.next = False
yield delay(100)
raise StopSimulation
def check():
yield delay(100)
yield clk.posedge
rst.next = 1
yield clk.posedge
rst.next = 0
yield clk.posedge
yield delay(100)
yield clk.posedge
yield clk.posedge
enable.next = True
yield clk.posedge
print("test 1: select port 0")
current_test.next = 1
select.next = 0
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x8000
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80165
test_frame.ip_dest_ip = 0xc0a80164
test_frame.udp_source_port = 1
test_frame.udp_dest_port = 2
test_frame.udp_length = None
test_frame.udp_checksum = None
test_frame.payload = bytearray(range(32))
test_frame.build()
source_0.send(test_frame)
yield clk.posedge
yield clk.posedge
while input_0_udp_payload_tvalid or input_1_udp_payload_tvalid or input_2_udp_payload_tvalid or input_3_udp_payload_tvalid:
yield clk.posedge
yield clk.posedge
yield clk.posedge
rx_frame = sink.recv()
assert rx_frame == test_frame
yield delay(100)
yield clk.posedge
print("test 2: select port 1")
current_test.next = 2
select.next = 1
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x8000
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80165
test_frame.ip_dest_ip = 0xc0a80164
test_frame.udp_source_port = 1
test_frame.udp_dest_port = 2
test_frame.udp_length = None
test_frame.udp_checksum = None
test_frame.payload = bytearray(range(32))
test_frame.build()
source_1.send(test_frame)
yield clk.posedge
yield clk.posedge
while input_0_udp_payload_tvalid or input_1_udp_payload_tvalid or input_2_udp_payload_tvalid or input_3_udp_payload_tvalid:
yield clk.posedge
yield clk.posedge
yield clk.posedge
rx_frame = sink.recv()
assert rx_frame == test_frame
yield delay(100)
yield clk.posedge
print("test 3: back-to-back packets, same port")
current_test.next = 3
select.next = 0
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A5152535455
test_frame1.eth_type = 0x8000
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_dscp = 0
test_frame1.ip_ecn = 0
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80165
test_frame1.ip_dest_ip = 0xc0a80164
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(32))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A5152535455
test_frame2.eth_type = 0x8000
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_dscp = 0
test_frame2.ip_ecn = 0
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80165
test_frame2.ip_dest_ip = 0xc0a80164
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(32))
test_frame2.build()
source_0.send(test_frame1)
source_0.send(test_frame2)
yield clk.posedge
yield clk.posedge
while input_0_udp_payload_tvalid or input_1_udp_payload_tvalid or input_2_udp_payload_tvalid or input_3_udp_payload_tvalid:
yield clk.posedge
yield clk.posedge
yield clk.posedge
rx_frame = sink.recv()
assert rx_frame == test_frame1
rx_frame = sink.recv()
assert rx_frame == test_frame2
yield delay(100)
yield clk.posedge
print("test 4: back-to-back packets, different ports")
current_test.next = 4
select.next = 1
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A5152535455
test_frame1.eth_type = 0x8000
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_dscp = 0
test_frame1.ip_ecn = 0
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80165
test_frame1.ip_dest_ip = 0xc0a80164
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(32))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A5152535455
test_frame2.eth_type = 0x8000
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_dscp = 0
test_frame2.ip_ecn = 0
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80165
test_frame2.ip_dest_ip = 0xc0a80164
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(32))
test_frame2.build()
source_1.send(test_frame1)
source_2.send(test_frame2)
yield clk.posedge
yield clk.posedge
while input_0_udp_payload_tvalid or input_1_udp_payload_tvalid or input_2_udp_payload_tvalid or input_3_udp_payload_tvalid:
yield clk.posedge
select.next = 2
yield clk.posedge
yield clk.posedge
rx_frame = sink.recv()
assert rx_frame == test_frame1
rx_frame = sink.recv()
assert rx_frame == test_frame2
yield delay(100)
yield clk.posedge
print("test 5: alterate pause source")
current_test.next = 5
select.next = 1
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A5152535455
test_frame1.eth_type = 0x8000
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_dscp = 0
test_frame1.ip_ecn = 0
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80165
test_frame1.ip_dest_ip = 0xc0a80164
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(32))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A5152535455
test_frame2.eth_type = 0x8000
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_dscp = 0
test_frame2.ip_ecn = 0
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80165
test_frame2.ip_dest_ip = 0xc0a80164
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(32))
test_frame2.build()
source_1.send(test_frame1)
source_2.send(test_frame2)
yield clk.posedge
yield clk.posedge
while input_0_udp_payload_tvalid or input_1_udp_payload_tvalid or input_2_udp_payload_tvalid or input_3_udp_payload_tvalid:
source_0_pause.next = True
source_1_pause.next = True
source_2_pause.next = True
source_3_pause.next = True
yield clk.posedge
yield clk.posedge
yield clk.posedge
source_0_pause.next = False
source_1_pause.next = False
source_2_pause.next = False
source_3_pause.next = False
yield clk.posedge
select.next = 2
yield clk.posedge
yield clk.posedge
rx_frame = sink.recv()
assert rx_frame == test_frame1
rx_frame = sink.recv()
assert rx_frame == test_frame2
yield delay(100)
yield clk.posedge
print("test 6: alterate pause sink")
current_test.next = 6
select.next = 1
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A5152535455
test_frame1.eth_type = 0x8000
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_dscp = 0
test_frame1.ip_ecn = 0
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80165
test_frame1.ip_dest_ip = 0xc0a80164
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(32))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A5152535455
test_frame2.eth_type = 0x8000
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_dscp = 0
test_frame2.ip_ecn = 0
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80165
test_frame2.ip_dest_ip = 0xc0a80164
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(32))
test_frame2.build()
source_1.send(test_frame1)
source_2.send(test_frame2)
yield clk.posedge
yield clk.posedge
while input_0_udp_payload_tvalid or input_1_udp_payload_tvalid or input_2_udp_payload_tvalid or input_3_udp_payload_tvalid:
sink_pause.next = True
yield clk.posedge
yield clk.posedge
yield clk.posedge
sink_pause.next = False
yield clk.posedge
select.next = 2
yield clk.posedge
yield clk.posedge
yield clk.posedge
rx_frame = sink.recv()
assert rx_frame == test_frame1
rx_frame = sink.recv()
assert rx_frame == test_frame2
yield delay(100)
raise StopSimulation
def check():
yield delay(100)
yield clk.posedge
rst.next = 1
qsfp_tx_rst_1.next = 1
qsfp_rx_rst_1.next = 1
qsfp_tx_rst_2.next = 1
qsfp_rx_rst_2.next = 1
qsfp_tx_rst_3.next = 1
qsfp_rx_rst_3.next = 1
qsfp_tx_rst_4.next = 1
qsfp_rx_rst_4.next = 1
yield clk.posedge
rst.next = 0
qsfp_tx_rst_1.next = 0
qsfp_rx_rst_1.next = 0
qsfp_tx_rst_2.next = 0
qsfp_rx_rst_2.next = 0
qsfp_tx_rst_3.next = 0
qsfp_rx_rst_3.next = 0
qsfp_tx_rst_4.next = 0
qsfp_rx_rst_4.next = 0
yield clk.posedge
yield delay(100)
yield clk.posedge
# testbench stimulus
current_tag = 1
yield clk.posedge
print("test 1: enumeration")
current_test.next = 1
yield rc.enumerate(enable_bus_mastering=True, configure_msi=True)
yield delay(100)
yield clk.posedge
print("test 2: init NIC")
current_test.next = 2
yield from driver.init_dev(dev.functions[0].get_id())
yield from driver.interfaces[0].open()
# enable queues
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].hw_addr +
mqnic.MQNIC_PORT_REG_SCHED_ENABLE, 0x00000001)
for k in range(driver.interfaces[0].tx_queue_count):
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 4 * k,
0x00000003)
yield from rc.mem_read(driver.hw_addr,
4) # wait for all writes to complete
yield delay(100)
yield clk.posedge
print("test 3: send and receive a packet")
current_test.next = 3
data = bytearray([x % 256 for x in range(1024)])
yield from driver.interfaces[0].start_xmit(data, 0)
yield qsfp_1_sink.wait()
pkt = qsfp_1_sink.recv()
print(pkt)
qsfp_1_source.send(pkt)
yield driver.interfaces[0].wait()
pkt = driver.interfaces[0].recv()
print(pkt)
yield delay(100)
yield clk.posedge
print("test 4: checksum tests")
current_test.next = 4
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80164
test_frame.ip_dest_ip = 0xc0a80165
test_frame.udp_source_port = 1
test_frame.udp_dest_port = 2
test_frame.udp_length = None
test_frame.udp_checksum = None
test_frame.payload = bytearray((x % 256 for x in range(256)))
test_frame.set_udp_pseudo_header_checksum()
axis_frame = test_frame.build_axis()
yield from driver.interfaces[0].start_xmit(axis_frame.data, 0, 34, 6)
yield qsfp_1_sink.wait()
pkt = qsfp_1_sink.recv()
print(pkt)
qsfp_1_source.send(pkt)
yield driver.interfaces[0].wait()
pkt = driver.interfaces[0].recv()
print(pkt)
assert pkt.rx_checksum == frame_checksum(pkt.data)
check_frame = udp_ep.UDPFrame()
check_frame.parse_axis(pkt.data)
assert check_frame.verify_checksums()
yield delay(100)
yield clk.posedge
print("test 5: multiple small packets")
current_test.next = 5
count = 64
pkts = [
bytearray([(x + k) % 256 for x in range(64)]) for k in range(count)
]
loopback_enable.next = True
for p in pkts:
yield from driver.interfaces[0].start_xmit(p, 0)
for k in range(count):
pkt = driver.interfaces[0].recv()
if not pkt:
yield driver.interfaces[0].wait()
pkt = driver.interfaces[0].recv()
print(pkt)
assert pkt.data == pkts[k]
assert frame_checksum(pkt.data) == pkt.rx_checksum
loopback_enable.next = False
yield delay(100)
yield clk.posedge
print("test 6: multiple large packets")
current_test.next = 6
count = 64
pkts = [
bytearray([(x + k) % 256 for x in range(1514)])
for k in range(count)
]
loopback_enable.next = True
for p in pkts:
yield from driver.interfaces[0].start_xmit(p, 0)
for k in range(count):
pkt = driver.interfaces[0].recv()
if not pkt:
yield driver.interfaces[0].wait()
pkt = driver.interfaces[0].recv()
print(pkt)
assert pkt.data == pkts[k]
assert frame_checksum(pkt.data) == pkt.rx_checksum
loopback_enable.next = False
yield delay(1000)
yield clk.posedge
print("test 7s: TDMA")
current_test.next = 7
count = 16
pkts = [
bytearray([(x + k) % 256 for x in range(1514)])
for k in range(count)
]
loopback_enable.next = True
# configure TDMA
# configure TDMA scheduler
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].hw_addr +
mqnic.MQNIC_PORT_REG_TDMA_SCHED_PERIOD_FNS,
0) # schedule period fns
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].hw_addr +
mqnic.MQNIC_PORT_REG_TDMA_SCHED_PERIOD_NS,
40000) # schedule period ns
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].hw_addr +
mqnic.MQNIC_PORT_REG_TDMA_SCHED_PERIOD_SEC_L,
0) # schedule period sec (low)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].hw_addr +
mqnic.MQNIC_PORT_REG_TDMA_SCHED_PERIOD_SEC_H,
0) # schedule period sec (high)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].hw_addr +
mqnic.MQNIC_PORT_REG_TDMA_TIMESLOT_PERIOD_FNS,
0) # timeslot period fns
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].hw_addr +
mqnic.MQNIC_PORT_REG_TDMA_TIMESLOT_PERIOD_NS,
10000) # timeslot period ns
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].hw_addr +
mqnic.MQNIC_PORT_REG_TDMA_TIMESLOT_PERIOD_SEC_L,
0) # timeslot period sec (low)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].hw_addr +
mqnic.MQNIC_PORT_REG_TDMA_TIMESLOT_PERIOD_SEC_H,
0) # timeslot period sec (high)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].hw_addr +
mqnic.MQNIC_PORT_REG_TDMA_ACTIVE_PERIOD_FNS,
0) # active period fns
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].hw_addr +
mqnic.MQNIC_PORT_REG_TDMA_ACTIVE_PERIOD_NS,
5000) # active period ns
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].hw_addr +
mqnic.MQNIC_PORT_REG_TDMA_ACTIVE_PERIOD_SEC_L,
0) # active period sec (low)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].hw_addr +
mqnic.MQNIC_PORT_REG_TDMA_ACTIVE_PERIOD_SEC_H,
0) # active period sec (high)
yield from rc.mem_write_dword(driver.interfaces[0].ports[0].hw_addr +
mqnic.MQNIC_PORT_REG_TDMA_CTRL,
0x00000001) # enable TDMA
# enable queues with global enable off
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].hw_addr +
mqnic.MQNIC_PORT_REG_SCHED_ENABLE, 0x00000001)
for k in range(driver.interfaces[0].tx_queue_count):
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 4 * k,
0x00000001)
# configure slots
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[1].hw_addr + 8 * 0,
0x00000001)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[1].hw_addr + 8 * 1,
0x00000002)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[1].hw_addr + 8 * 2,
0x00000004)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[1].hw_addr + 8 * 3,
0x00000008)
yield from rc.mem_read(driver.hw_addr,
4) # wait for all writes to complete
# send packets
for k in range(count):
yield from driver.interfaces[0].start_xmit(pkts[k], k % 4)
for k in range(count):
pkt = driver.interfaces[0].recv()
if not pkt:
yield driver.interfaces[0].wait()
pkt = driver.interfaces[0].recv()
print(pkt)
#assert pkt.data == pkts[k]
#assert frame_checksum(pkt.data) == pkt.rx_checksum
loopback_enable.next = False
yield delay(100)
raise StopSimulation
def check():
yield delay(100)
yield clk.posedge
rst.next = 1
yield clk.posedge
rst.next = 0
yield clk.posedge
yield delay(100)
yield clk.posedge
# set MAC and IP address
local_mac.next = 0x5A5152535455
local_ip.next = 0xc0a80164
gateway_ip.next = 0xc0a80101
subnet_mask.next = 0xffffff00
yield clk.posedge
print("test 1: test IP RX packet")
current_test.next = 1
test_frame = ip_ep.IPFrame()
test_frame.eth_dest_mac = 0x5A5152535455
test_frame.eth_src_mac = 0xDAD1D2D3D4D5
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x10
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80165
test_frame.ip_dest_ip = 0xc0a80164
test_frame.payload = bytearray(range(32))
test_frame.build()
eth_frame = test_frame.build_eth()
eth_source_queue.put(eth_frame)
yield clk.posedge
yield clk.posedge
yield wait_normal()
yield clk.posedge
yield clk.posedge
rx_frame = ip_sink_queue.get(False)
assert rx_frame == test_frame
assert eth_source_queue.empty()
assert eth_sink_queue.empty()
assert ip_source_queue.empty()
assert ip_sink_queue.empty()
yield delay(100)
yield clk.posedge
print("test 2: test IP TX packet")
current_test.next = 2
# send IP packet
test_frame = ip_ep.IPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x10
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80164
test_frame.ip_dest_ip = 0xc0a80166
test_frame.payload = bytearray(range(32))
test_frame.build()
ip_source_queue.put(test_frame)
# wait for ARP request packet
while eth_sink_queue.empty():
yield clk.posedge
rx_frame = eth_sink_queue.get(False)
check_frame = arp_ep.ARPFrame()
check_frame.parse_eth(rx_frame)
assert check_frame.eth_dest_mac == 0xFFFFFFFFFFFF
assert check_frame.eth_src_mac == 0x5A5152535455
assert check_frame.eth_type == 0x0806
assert check_frame.arp_htype == 0x0001
assert check_frame.arp_ptype == 0x0800
assert check_frame.arp_hlen == 6
assert check_frame.arp_plen == 4
assert check_frame.arp_oper == 1
assert check_frame.arp_sha == 0x5A5152535455
assert check_frame.arp_spa == 0xc0a80164
assert check_frame.arp_tha == 0x000000000000
assert check_frame.arp_tpa == 0xc0a80166
# generate response
arp_frame = arp_ep.ARPFrame()
arp_frame.eth_dest_mac = 0x5A5152535455
arp_frame.eth_src_mac = 0xDAD1D2D3D4D5
arp_frame.eth_type = 0x0806
arp_frame.arp_htype = 0x0001
arp_frame.arp_ptype = 0x0800
arp_frame.arp_hlen = 6
arp_frame.arp_plen = 4
arp_frame.arp_oper = 2
arp_frame.arp_sha = 0xDAD1D2D3D4D5
arp_frame.arp_spa = 0xc0a80166
arp_frame.arp_tha = 0x5A5152535455
arp_frame.arp_tpa = 0xc0a80164
eth_source_queue.put(arp_frame.build_eth())
yield clk.posedge
yield clk.posedge
yield wait_normal()
yield clk.posedge
yield clk.posedge
rx_frame = eth_sink_queue.get(False)
check_frame = ip_ep.IPFrame()
check_frame.parse_eth(rx_frame)
print(test_frame)
print(check_frame)
assert check_frame == test_frame
assert eth_source_queue.empty()
assert eth_sink_queue.empty()
assert ip_source_queue.empty()
assert ip_sink_queue.empty()
yield delay(100)
yield clk.posedge
print("test 3: test IP TX arp fail packet")
current_test.next = 2
ip_tx_error_arp_failed_asserted.next = 0
test_frame = ip_ep.IPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x10
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80164
test_frame.ip_dest_ip = 0xc0a80167
test_frame.payload = bytearray(range(32))
test_frame.build()
ip_source_queue.put(test_frame)
yield clk.posedge
yield clk.posedge
yield wait_normal()
yield clk.posedge
yield clk.posedge
assert ip_tx_error_arp_failed_asserted
# check for 4 ARP requests
assert eth_sink_queue.qsize() == 4
while not eth_sink_queue.empty():
rx_frame = eth_sink_queue.get(False)
check_frame = arp_ep.ARPFrame()
check_frame.parse_eth(rx_frame)
assert check_frame.eth_dest_mac == 0xFFFFFFFFFFFF
assert check_frame.eth_src_mac == 0x5A5152535455
assert check_frame.eth_type == 0x0806
assert check_frame.arp_htype == 0x0001
assert check_frame.arp_ptype == 0x0800
assert check_frame.arp_hlen == 6
assert check_frame.arp_plen == 4
assert check_frame.arp_oper == 1
assert check_frame.arp_sha == 0x5A5152535455
assert check_frame.arp_spa == 0xc0a80164
assert check_frame.arp_tha == 0x000000000000
assert check_frame.arp_tpa == 0xc0a80167
assert eth_source_queue.empty()
assert eth_sink_queue.empty()
assert ip_source_queue.empty()
assert ip_sink_queue.empty()
yield delay(100)
yield clk.posedge
print("test 4: test UDP RX packet")
current_test.next = 4
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0x5A5152535455
test_frame.eth_src_mac = 0xDAD1D2D3D4D5
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80165
test_frame.ip_dest_ip = 0xc0a80164
test_frame.udp_source_port = 1234
test_frame.udp_dest_port = 5678
test_frame.payload = bytearray(range(32))
test_frame.build()
eth_frame = test_frame.build_eth()
eth_source_queue.put(eth_frame)
yield clk.posedge
yield clk.posedge
yield wait_normal()
yield clk.posedge
yield clk.posedge
rx_frame = None
if not udp_sink_queue.empty():
rx_frame = udp_sink_queue.get()
assert rx_frame == test_frame
assert eth_source_queue.empty()
assert eth_sink_queue.empty()
assert udp_source_queue.empty()
assert udp_sink_queue.empty()
yield delay(100)
yield clk.posedge
print("test 5: test UDP TX packet")
current_test.next = 5
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80164
test_frame.ip_dest_ip = 0xc0a80166
test_frame.udp_source_port = 1234
test_frame.udp_dest_port = 5678
test_frame.payload = bytearray(range(32))
test_frame.build()
udp_source_queue.put(test_frame)
yield clk.posedge
yield clk.posedge
yield wait_normal()
yield clk.posedge
yield clk.posedge
rx_frame = None
if not eth_sink_queue.empty():
rx_frame = eth_sink_queue.get()
check_frame = udp_ep.UDPFrame()
check_frame.parse_eth(rx_frame)
assert check_frame == test_frame
assert eth_source_queue.empty()
assert eth_sink_queue.empty()
assert udp_source_queue.empty()
assert udp_sink_queue.empty()
yield delay(100)
raise StopSimulation
def check():
yield delay(100)
yield clk.posedge
rst.next = 1
qsfp_0_tx_rst_0.next = 1
qsfp_0_rx_rst_0.next = 1
qsfp_0_tx_rst_1.next = 1
qsfp_0_rx_rst_1.next = 1
qsfp_0_tx_rst_2.next = 1
qsfp_0_rx_rst_2.next = 1
qsfp_0_tx_rst_3.next = 1
qsfp_0_rx_rst_3.next = 1
qsfp_1_tx_rst_0.next = 1
qsfp_1_rx_rst_0.next = 1
qsfp_1_tx_rst_1.next = 1
qsfp_1_rx_rst_1.next = 1
qsfp_1_tx_rst_2.next = 1
qsfp_1_rx_rst_2.next = 1
qsfp_1_tx_rst_3.next = 1
qsfp_1_rx_rst_3.next = 1
yield clk.posedge
yield delay(100)
rst.next = 0
qsfp_0_tx_rst_0.next = 0
qsfp_0_rx_rst_0.next = 0
qsfp_0_tx_rst_1.next = 0
qsfp_0_rx_rst_1.next = 0
qsfp_0_tx_rst_2.next = 0
qsfp_0_rx_rst_2.next = 0
qsfp_0_tx_rst_3.next = 0
qsfp_0_rx_rst_3.next = 0
qsfp_1_tx_rst_0.next = 0
qsfp_1_rx_rst_0.next = 0
qsfp_1_tx_rst_1.next = 0
qsfp_1_rx_rst_1.next = 0
qsfp_1_tx_rst_2.next = 0
qsfp_1_rx_rst_2.next = 0
qsfp_1_tx_rst_3.next = 0
qsfp_1_rx_rst_3.next = 0
yield clk.posedge
yield delay(100)
yield clk.posedge
# testbench stimulus
current_tag = 1
yield clk.posedge
print("test 1: enumeration")
current_test.next = 1
yield rc.enumerate(enable_bus_mastering=True, configure_msi=True)
dev_pf0_bar0 = dev.functions[0].bar[0] & 0xfffffffc
dev_pf0_bar1 = dev.functions[0].bar[1] & 0xfffffffc
yield delay(100)
yield clk.posedge
print("test 2: init NIC")
current_test.next = 2
#data = yield from rc.mem_read(dev_pf0_bar0+0x20000+0x10, 4);
#print(data)
#yield delay(1000)
#raise StopSimulation
yield from driver.init_dev(dev.functions[0].get_id())
yield from driver.interfaces[0].open()
#yield from driver.interfaces[1].open()
# enable queues
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x0200,
0xffffffff)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x0300,
0xffffffff)
yield from rc.mem_read(driver.hw_addr,
4) # wait for all writes to complete
yield delay(100)
yield clk.posedge
print("test 3: send and receive a packet")
current_test.next = 3
# test bad packet
#qsfp_0_0_source.send(b'\x55\x55\x55\x55\x55\xd5'+bytearray(range(128)))
data = bytearray([x % 256 for x in range(1024)])
yield from driver.interfaces[0].start_xmit(data, 0)
yield qsfp_0_0_sink.wait()
pkt = qsfp_0_0_sink.recv()
print(pkt)
qsfp_0_0_source.send(pkt)
yield driver.interfaces[0].wait()
pkt = driver.interfaces[0].recv()
print(pkt)
assert frame_checksum(pkt.data) == pkt.rx_checksum
# yield from driver.interfaces[1].start_xmit(data, 0)
# yield qsfp_1_0_sink.wait()
# pkt = qsfp_1_0_sink.recv()
# print(pkt)
# qsfp_1_0_source.send(pkt)
# yield driver.interfaces[1].wait()
# pkt = driver.interfaces[1].recv()
# print(pkt)
# assert frame_checksum(pkt.data) == pkt.rx_checksum
yield delay(100)
yield clk.posedge
print("test 4: checksum tests")
current_test.next = 4
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80164
test_frame.ip_dest_ip = 0xc0a80165
test_frame.udp_source_port = 1
test_frame.udp_dest_port = 2
test_frame.udp_length = None
test_frame.udp_checksum = None
test_frame.payload = bytearray((x % 256 for x in range(256)))
test_frame.set_udp_pseudo_header_checksum()
axis_frame = test_frame.build_axis()
yield from driver.interfaces[0].start_xmit(axis_frame.data, 0, 34, 6)
yield qsfp_0_0_sink.wait()
pkt = qsfp_0_0_sink.recv()
print(pkt)
qsfp_0_0_source.send(pkt)
yield driver.interfaces[0].wait()
pkt = driver.interfaces[0].recv()
print(pkt)
assert pkt.rx_checksum == frame_checksum(pkt.data)
check_frame = udp_ep.UDPFrame()
check_frame.parse_axis(pkt.data)
assert check_frame.verify_checksums()
yield delay(100)
yield clk.posedge
print("test 5: multiple small packets")
current_test.next = 5
count = 64
pkts = [
bytearray([(x + k) % 256 for x in range(64)]) for k in range(count)
]
loopback_enable.next = True
for p in pkts:
yield from driver.interfaces[0].start_xmit(p, 0)
for k in range(count):
pkt = driver.interfaces[0].recv()
if not pkt:
yield driver.interfaces[0].wait()
pkt = driver.interfaces[0].recv()
print(pkt)
assert pkt.data == pkts[k]
assert frame_checksum(pkt.data) == pkt.rx_checksum
loopback_enable.next = False
yield delay(100)
yield clk.posedge
print("test 6: multiple large packets")
current_test.next = 6
count = 64
pkts = [
bytearray([(x + k) % 256 for x in range(1514)])
for k in range(count)
]
loopback_enable.next = True
for p in pkts:
yield from driver.interfaces[0].start_xmit(p, 0)
for k in range(count):
pkt = driver.interfaces[0].recv()
if not pkt:
yield driver.interfaces[0].wait()
pkt = driver.interfaces[0].recv()
print(pkt)
assert pkt.data == pkts[k]
assert frame_checksum(pkt.data) == pkt.rx_checksum
loopback_enable.next = False
yield delay(1000)
yield clk.posedge
print("test 7: TDMA")
current_test.next = 7
count = 16
pkts = [
bytearray([(x + k) % 256 for x in range(1514)])
for k in range(count)
]
loopback_enable.next = True
# configure TDMA
# configure TDMA scheduler
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x00120,
0) # schedule period fns
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x00124,
40000) # schedule period ns
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x00128,
0) # schedule period sec (low)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x0012c,
0) # schedule period sec (high)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x00130,
0) # timeslot period fns
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x00134,
10000) # timeslot period ns
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x00138,
0) # timeslot period sec (low)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x0013c,
0) # timeslot period sec (high)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x00140,
0) # active period fns
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x00144,
5000) # active period ns
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x00148,
0) # active period sec (low)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x0014c,
0) # active period sec (high)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x00110,
0) # schedule start fns
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x00114,
200000) # schedule start ns
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x00118,
0) # schedule start sec (low)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x0011c,
0) # schedule start sec (high)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x00100,
0x00000001)
# enable queues
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x00200,
0xffffffff)
# disable global enable
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x00300,
0x00000000)
# configure slots
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x10000,
0x00000001)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x10100,
0x00000002)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x10200,
0x00000004)
yield from rc.mem_write_dword(
driver.interfaces[0].ports[0].schedulers[0].hw_addr + 0x10300,
0x00000008)
yield from rc.mem_read(driver.hw_addr,
4) # wait for all writes to complete
# send packets
for k in range(count):
yield from driver.interfaces[0].start_xmit(pkts[k], k % 4)
for k in range(count):
pkt = driver.interfaces[0].recv()
if not pkt:
yield driver.interfaces[0].wait()
pkt = driver.interfaces[0].recv()
print(pkt)
#assert pkt.data == pkts[k]
#assert frame_checksum(pkt.data) == pkt.rx_checksum
loopback_enable.next = False
yield delay(100)
raise StopSimulation
def check():
yield delay(100)
yield clk.posedge
rst.next = 1
yield clk.posedge
rst.next = 0
yield clk.posedge
yield delay(100)
yield clk.posedge
yield clk.posedge
print("test 1: test UDP RX packet")
current_test.next = 1
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0x5A5152535455
test_frame.eth_src_mac = 0xDAD1D2D3D4D5
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80165
test_frame.ip_dest_ip = 0xc0a80164
test_frame.udp_source_port = 1234
test_frame.udp_dest_port = 5678
test_frame.payload = bytearray(range(32))
test_frame.build()
ip_frame = test_frame.build_ip()
ip_source.send(ip_frame)
yield udp_sink.wait()
rx_frame = udp_sink.recv()
assert rx_frame == test_frame
assert ip_source.empty()
assert ip_sink.empty()
assert udp_source.empty()
assert udp_sink.empty()
yield delay(100)
yield clk.posedge
print("test 2: test UDP TX packet")
current_test.next = 2
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0x5A5152535455
test_frame.eth_src_mac = 0xDAD1D2D3D4D5
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80165
test_frame.ip_dest_ip = 0xc0a80164
test_frame.udp_source_port = 1234
test_frame.udp_dest_port = 5678
test_frame.payload = bytearray(range(32))
test_frame.build()
udp_source.send(test_frame)
yield ip_sink.wait()
rx_frame = ip_sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_ip(rx_frame)
assert check_frame == test_frame
assert ip_source.empty()
assert ip_sink.empty()
assert udp_source.empty()
assert udp_sink.empty()
yield delay(100)
raise StopSimulation
def check():
yield delay(100)
yield clk.posedge
rst.next = 1
yield clk.posedge
rst.next = 0
yield clk.posedge
yield delay(100)
yield clk.posedge
# testbench stimulus
for payload_len in range(1, 18):
yield clk.posedge
print("test 1: test packet, length %d" % payload_len)
current_test.next = 1
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80164
test_frame.ip_dest_ip = 0xc0a80165
test_frame.udp_source_port = 1
test_frame.udp_dest_port = 2
test_frame.udp_length = None
test_frame.udp_checksum = None
test_frame.payload = bytearray(range(payload_len))
test_frame.build()
for wait in wait_normal, wait_pause_source, wait_pause_sink:
source.send(test_frame)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame
assert sink.empty()
yield delay(100)
yield clk.posedge
print("test 2: back-to-back packets, length %d" % payload_len)
current_test.next = 2
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A5152535455
test_frame1.eth_type = 0x0800
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80164
test_frame1.ip_dest_ip = 0xc0a80165
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(payload_len))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A5152535455
test_frame2.eth_type = 0x0800
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80164
test_frame2.ip_dest_ip = 0xc0a80166
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(payload_len))
test_frame2.build()
for wait in wait_normal, wait_pause_source, wait_pause_sink:
source.send(test_frame1)
source.send(test_frame2)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame1
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame2
assert sink.empty()
yield delay(100)
yield clk.posedge
print("test 3: tuser assert, length %d" % payload_len)
current_test.next = 3
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A5152535455
test_frame1.eth_type = 0x0800
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80164
test_frame1.ip_dest_ip = 0xc0a80165
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(payload_len))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A5152535455
test_frame2.eth_type = 0x0800
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80164
test_frame2.ip_dest_ip = 0xc0a80166
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(payload_len))
test_frame2.build()
test_frame1.payload.user = 1
for wait in wait_normal, wait_pause_source, wait_pause_sink:
source.send(test_frame1)
source.send(test_frame2)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame1
assert rx_frame.payload.user[-1]
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame2
assert sink.empty()
yield delay(100)
raise StopSimulation
def check():
yield delay(100)
yield clk.posedge
rst.next = 1
yield clk.posedge
rst.next = 0
yield clk.posedge
yield delay(100)
yield clk.posedge
yield clk.posedge
yield clk.posedge
print("test 1: port 0")
current_test.next = 1
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x8000
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80165
test_frame.ip_dest_ip = 0xc0a80164
test_frame.udp_source_port = 1
test_frame.udp_dest_port = 2
test_frame.udp_length = None
test_frame.udp_checksum = None
test_frame.payload = bytearray(range(32))
test_frame.build()
source_list[0].send(test_frame)
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame
yield delay(100)
yield clk.posedge
print("test 2: port 1")
current_test.next = 2
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x8000
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80165
test_frame.ip_dest_ip = 0xc0a80164
test_frame.udp_source_port = 1
test_frame.udp_dest_port = 2
test_frame.udp_length = None
test_frame.udp_checksum = None
test_frame.payload = bytearray(range(32))
test_frame.build()
source_list[1].send(test_frame)
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame
yield delay(100)
yield clk.posedge
print("test 3: back-to-back packets, same port")
current_test.next = 3
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A5152535455
test_frame1.eth_type = 0x8000
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_dscp = 0
test_frame1.ip_ecn = 0
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80165
test_frame1.ip_dest_ip = 0xc0a80164
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(32))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A5152535455
test_frame2.eth_type = 0x8000
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_dscp = 0
test_frame2.ip_ecn = 0
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80165
test_frame2.ip_dest_ip = 0xc0a80164
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(32))
test_frame2.build()
source_list[0].send(test_frame1)
source_list[0].send(test_frame2)
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame1
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame2
yield delay(100)
yield clk.posedge
print("test 4: back-to-back packets, different ports")
current_test.next = 4
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A0152535455
test_frame1.eth_type = 0x8000
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_dscp = 0
test_frame1.ip_ecn = 0
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80165
test_frame1.ip_dest_ip = 0xc0a80164
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(32))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A0252535455
test_frame2.eth_type = 0x8000
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_dscp = 0
test_frame2.ip_ecn = 0
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80165
test_frame2.ip_dest_ip = 0xc0a80164
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(32))
test_frame2.build()
source_list[1].send(test_frame1)
source_list[2].send(test_frame2)
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame1
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame2
yield delay(100)
yield clk.posedge
print("test 5: alterate pause source")
current_test.next = 5
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A0152535455
test_frame1.eth_type = 0x8000
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_dscp = 0
test_frame1.ip_ecn = 0
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80165
test_frame1.ip_dest_ip = 0xc0a80164
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(32))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A0252535455
test_frame2.eth_type = 0x8000
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_dscp = 0
test_frame2.ip_ecn = 0
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80165
test_frame2.ip_dest_ip = 0xc0a80164
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(32))
test_frame2.build()
source_list[1].send(test_frame1)
source_list[2].send(test_frame2)
yield clk.posedge
yield clk.posedge
while s_udp_payload_axis_tvalid:
yield clk.posedge
yield clk.posedge
for k in range(S_COUNT):
source_pause_list[k].next = False
yield clk.posedge
for k in range(S_COUNT):
source_pause_list[k].next = True
yield clk.posedge
for k in range(S_COUNT):
source_pause_list[k].next = False
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame1
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame2
yield delay(100)
yield clk.posedge
print("test 6: alterate pause sink")
current_test.next = 6
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A0152535455
test_frame1.eth_type = 0x8000
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_dscp = 0
test_frame1.ip_ecn = 0
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80165
test_frame1.ip_dest_ip = 0xc0a80164
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(32))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A0252535455
test_frame2.eth_type = 0x8000
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_dscp = 0
test_frame2.ip_ecn = 0
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80165
test_frame2.ip_dest_ip = 0xc0a80164
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(32))
test_frame2.build()
source_list[1].send(test_frame1)
source_list[2].send(test_frame2)
yield clk.posedge
yield clk.posedge
while s_udp_payload_axis_tvalid:
sink_pause.next = True
yield clk.posedge
yield clk.posedge
yield clk.posedge
sink_pause.next = False
yield clk.posedge
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame1
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame2
yield delay(100)
yield clk.posedge
print(
"test 7: back-to-back packets, different ports, arbitration test")
current_test.next = 7
test_frame1 = udp_ep.UDPFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A0152535455
test_frame1.eth_type = 0x8000
test_frame1.ip_version = 4
test_frame1.ip_ihl = 5
test_frame1.ip_dscp = 0
test_frame1.ip_ecn = 0
test_frame1.ip_length = None
test_frame1.ip_identification = 0
test_frame1.ip_flags = 2
test_frame1.ip_fragment_offset = 0
test_frame1.ip_ttl = 64
test_frame1.ip_protocol = 0x11
test_frame1.ip_header_checksum = None
test_frame1.ip_source_ip = 0xc0a80165
test_frame1.ip_dest_ip = 0xc0a80164
test_frame1.udp_source_port = 1
test_frame1.udp_dest_port = 2
test_frame1.udp_length = None
test_frame1.udp_checksum = None
test_frame1.payload = bytearray(range(32))
test_frame1.build()
test_frame2 = udp_ep.UDPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A0252535455
test_frame2.eth_type = 0x8000
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_dscp = 0
test_frame2.ip_ecn = 0
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x11
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80165
test_frame2.ip_dest_ip = 0xc0a80164
test_frame2.udp_source_port = 1
test_frame2.udp_dest_port = 2
test_frame2.udp_length = None
test_frame2.udp_checksum = None
test_frame2.payload = bytearray(range(32))
test_frame2.build()
source_list[1].send(test_frame1)
source_list[2].send(test_frame2)
source_list[2].send(test_frame2)
source_list[2].send(test_frame2)
source_list[2].send(test_frame2)
source_list[2].send(test_frame2)
yield clk.posedge
yield delay(800)
yield clk.posedge
source_list[1].send(test_frame1)
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame1
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame2
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame2
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame2
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame1
yield sink.wait()
rx_frame = sink.recv()
assert rx_frame == test_frame2
yield delay(100)
raise StopSimulation
def check():
yield delay(100)
yield clk.posedge
rst.next = 1
yield clk.posedge
rst.next = 0
yield clk.posedge
yield delay(100)
yield clk.posedge
# testbench stimulus
local_mac.next = 0x020000000000
local_ip.next = 0xc0a80180
local_port.next = 14000
gateway_ip.next = 0xc0a80101
subnet_mask.next = 0xffffff00
yield clk.posedge
print("test 1: test UDP RX packet")
current_test.next = 1
pkt = xfcp.XFCPFrame()
pkt.path = [1, 2, 3]
pkt.rpath = [4]
pkt.ptype = 1
pkt.payload = bytearray(range(32))
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0x020000000000
test_frame.eth_src_mac = 0xDAD1D2D3D4D5
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_dscp = 0
test_frame.ip_ecn = 0
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80181
test_frame.ip_dest_ip = 0xc0a80180
test_frame.udp_source_port = 1234
test_frame.udp_dest_port = 14000
test_frame.payload = pkt.build_axis()
test_frame.build()
eth_source.send(test_frame.build_eth().build_axis())
yield down_xfcp_port.wait()
rx_pkt = down_xfcp_port.recv()
print(rx_pkt)
assert rx_pkt == pkt
assert eth_source.empty()
assert eth_sink.empty()
yield delay(100)
yield clk.posedge
print("test 2: test UDP TX packet")
current_test.next = 2
pkt = xfcp.XFCPFrame()
pkt.path = [1, 2, 3]
pkt.rpath = [4]
pkt.ptype = 1
pkt.payload = bytearray(range(32))
down_xfcp_port.send(pkt)
# wait for ARP request packet
yield eth_sink.wait()
rx_frame = eth_sink.recv()
check_eth_frame = eth_ep.EthFrame()
check_eth_frame.parse_axis(rx_frame.data)
check_frame = arp_ep.ARPFrame()
check_frame.parse_eth(check_eth_frame)
print(check_frame)
assert check_frame.eth_dest_mac == 0xFFFFFFFFFFFF
assert check_frame.eth_src_mac == 0x020000000000
assert check_frame.eth_type == 0x0806
assert check_frame.arp_htype == 0x0001
assert check_frame.arp_ptype == 0x0800
assert check_frame.arp_hlen == 6
assert check_frame.arp_plen == 4
assert check_frame.arp_oper == 1
assert check_frame.arp_sha == 0x020000000000
assert check_frame.arp_spa == 0xc0a80180
assert check_frame.arp_tha == 0x000000000000
assert check_frame.arp_tpa == 0xc0a80181
# generate response
arp_frame = arp_ep.ARPFrame()
arp_frame.eth_dest_mac = 0x020000000000
arp_frame.eth_src_mac = 0xDAD1D2D3D4D5
arp_frame.eth_type = 0x0806
arp_frame.arp_htype = 0x0001
arp_frame.arp_ptype = 0x0800
arp_frame.arp_hlen = 6
arp_frame.arp_plen = 4
arp_frame.arp_oper = 2
arp_frame.arp_sha = 0xDAD1D2D3D4D5
arp_frame.arp_spa = 0xc0a80181
arp_frame.arp_tha = 0x020000000000
arp_frame.arp_tpa = 0xc0a80180
eth_source.send(arp_frame.build_eth().build_axis())
yield eth_sink.wait()
rx_frame = eth_sink.recv()
check_eth_frame = eth_ep.EthFrame()
check_eth_frame.parse_axis(rx_frame.data)
check_frame = udp_ep.UDPFrame()
check_frame.parse_eth(check_eth_frame)
print(check_frame)
assert check_frame.eth_dest_mac == 0xDAD1D2D3D4D5
assert check_frame.eth_src_mac == 0x020000000000
assert check_frame.eth_type == 0x0800
assert check_frame.ip_version == 4
assert check_frame.ip_ihl == 5
assert check_frame.ip_dscp == 0
assert check_frame.ip_ecn == 0
assert check_frame.ip_identification == 0
assert check_frame.ip_flags == 2
assert check_frame.ip_fragment_offset == 0
assert check_frame.ip_ttl == 64
assert check_frame.ip_protocol == 0x11
assert check_frame.ip_source_ip == 0xc0a80180
assert check_frame.ip_dest_ip == 0xc0a80181
assert check_frame.udp_source_port == 14000
assert check_frame.udp_dest_port == 1234
rx_pkt = xfcp.XFCPFrame()
rx_pkt.parse_axis(check_frame.payload.data)
print(rx_pkt)
assert rx_pkt == pkt
assert eth_source.empty()
assert eth_sink.empty()
yield delay(100)
raise StopSimulation
def check():
yield delay(100)
yield clk.posedge
rst.next = 1
yield clk.posedge
rst.next = 0
yield clk.posedge
yield delay(100)
yield clk.posedge
# testbench stimulus
for payload_len in list(range(1, 128)) + list([1024, 1500]):
yield clk.posedge
print("test 1: test packet, length %d" % payload_len)
current_test.next = 1
test_frame = eth_ep.EthFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x8000
test_frame.payload = bytearray(
(x % 256 for x in range(payload_len)))
axis_frame = test_frame.build_axis()
cmd_frame = [(False, 0, 0, 0)]
for wait in wait_normal, wait_pause_source, wait_pause_sink:
source.send(axis_frame)
cmd_source.send(cmd_frame)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_frame = sink.recv()
check_frame = eth_ep.EthFrame()
check_frame.parse_axis(rx_frame)
assert check_frame == test_frame
assert sink.empty()
yield delay(100)
yield clk.posedge
print("test 2: back-to-back packets, length %d" % payload_len)
current_test.next = 2
test_frame1 = eth_ep.EthFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A5152535455
test_frame1.eth_type = 0x8000
test_frame1.payload = bytearray(
(x % 256 for x in range(payload_len)))
test_frame2 = eth_ep.EthFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A5152535455
test_frame2.eth_type = 0x8000
test_frame2.payload = bytearray(
(~x % 256 for x in range(payload_len)))
axis_frame1 = test_frame1.build_axis()
cmd_frame1 = [(False, 0, 0, 0)]
axis_frame2 = test_frame2.build_axis()
cmd_frame2 = [(False, 0, 0, 0)]
for wait in wait_normal, wait_pause_source, wait_pause_sink:
source.send(axis_frame1)
cmd_source.send(cmd_frame1)
source.send(axis_frame2)
cmd_source.send(cmd_frame2)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_frame = sink.recv()
check_frame = eth_ep.EthFrame()
check_frame.parse_axis(rx_frame)
assert check_frame == test_frame1
yield sink.wait()
rx_frame = sink.recv()
check_frame = eth_ep.EthFrame()
check_frame.parse_axis(rx_frame)
assert check_frame == test_frame2
assert sink.empty()
yield delay(100)
yield clk.posedge
print("test 3: test UDP packet with zero checksum, length %d" %
payload_len)
current_test.next = 3
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80164
test_frame.ip_dest_ip = 0xc0a80165
test_frame.udp_source_port = 1
test_frame.udp_dest_port = 2
test_frame.udp_length = None
test_frame.udp_checksum = None
test_frame.payload = bytearray(
(x % 256 for x in range(payload_len)))
test_frame.update_udp_length()
test_frame.udp_checksum = 0
pseudo_header_checksum = test_frame.calc_udp_pseudo_header_checksum(
)
axis_frame = test_frame.build_axis()
cmd_frame = [(True, 34, 40, pseudo_header_checksum)]
for wait in wait_normal, wait_pause_source, wait_pause_sink:
source.send(axis_frame)
cmd_source.send(cmd_frame)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_axis(rx_frame)
print(hex(check_frame.udp_checksum))
print(hex(check_frame.calc_udp_checksum()))
assert check_frame.verify_checksums()
assert sink.empty()
yield delay(100)
yield clk.posedge
print(
"test 4: test UDP packet with inline pseudo header checksum, length %d"
% payload_len)
current_test.next = 4
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80164
test_frame.ip_dest_ip = 0xc0a80165
test_frame.udp_source_port = 1
test_frame.udp_dest_port = 2
test_frame.udp_length = None
test_frame.udp_checksum = None
test_frame.payload = bytearray(
(x % 256 for x in range(payload_len)))
test_frame.set_udp_pseudo_header_checksum()
axis_frame = test_frame.build_axis()
cmd_frame = [(True, 34, 40, 0)]
for wait in wait_normal, wait_pause_source, wait_pause_sink:
source.send(axis_frame)
cmd_source.send(cmd_frame)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_frame = sink.recv()
check_frame = udp_ep.UDPFrame()
check_frame.parse_axis(rx_frame)
print(hex(check_frame.udp_checksum))
print(hex(check_frame.calc_udp_checksum()))
assert check_frame.verify_checksums()
assert sink.empty()
yield delay(100)
for start in list(range(0, min(payload_len + 14, 64))):
offset = 0
yield clk.posedge
print(
"test 5: test various offsets, length %d, start %d, offset %d"
% (payload_len, start, offset))
current_test.next = 5
test_frame = eth_ep.EthFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x8000
test_frame.payload = bytearray(
(x % 256 for x in range(payload_len)))
axis_frame = test_frame.build_axis()
cmd_frame = [(True, start, offset, 0)]
for wait in wait_normal, wait_pause_source, wait_pause_sink:
source.send(axis_frame)
cmd_source.send(cmd_frame)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_frame = sink.recv()
csum = ~frame_checksum(axis_frame, start) & 0xffff
print(hex(csum))
check_data = axis_frame.data
struct.pack_into('>H', check_data, offset, csum)
print(check_data)
print(rx_frame.data)
yield delay(100)
assert check_data == rx_frame.data
assert sink.empty()
yield delay(100)
for offset in list(range(0, min(payload_len + 14, 64) - 1)):
start = 0
yield clk.posedge
print(
"test 6: test various offsets, length %d, start %d, offset %d"
% (payload_len, start, offset))
current_test.next = 6
test_frame = eth_ep.EthFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x8000
test_frame.payload = bytearray(
(x % 256 for x in range(payload_len)))
axis_frame = test_frame.build_axis()
cmd_frame = [(True, start, offset, 0)]
for wait in wait_normal, wait_pause_source, wait_pause_sink:
source.send(axis_frame)
cmd_source.send(cmd_frame)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_frame = sink.recv()
csum = ~frame_checksum(axis_frame, start) & 0xffff
print(hex(csum))
check_data = axis_frame.data
struct.pack_into('>H', check_data, offset, csum)
print(check_data)
print(rx_frame.data)
assert check_data == rx_frame.data
assert sink.empty()
yield delay(100)
yield clk.posedge
print("test 7: backpressure test")
current_test.next = 7
test_frame = eth_ep.EthFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x8000
test_frame.payload = bytearray((x % 256 for x in range(64)))
axis_frame = test_frame.build_axis()
cmd_frame = [(False, 0, 0, 0)]
sink_pause.next = 1
for k in range(10):
source.send(axis_frame)
cmd_source.send(cmd_frame)
yield clk.posedge
yield clk.posedge
yield delay(1000)
sink_pause.next = 0
for k in range(10):
yield sink.wait()
rx_frame = sink.recv()
check_frame = eth_ep.EthFrame()
check_frame.parse_axis(rx_frame)
assert check_frame == test_frame
assert sink.empty()
yield delay(100)
raise StopSimulation
def check():
yield delay(100)
yield clk.posedge
rst.next = 1
yield clk.posedge
rst.next = 0
yield clk.posedge
yield delay(100)
yield clk.posedge
# testbench stimulus
current_tag = 1
yield clk.posedge
print("test 1: enumeration")
current_test.next = 1
yield rc.enumerate(enable_bus_mastering=True, configure_msi=True)
dev_pf0_bar0 = dev.functions[0].bar[0] & 0xfffffffc
dev_pf0_bar1 = dev.functions[0].bar[1] & 0xfffffffc
yield from rc.mem_write_dword(dev_pf0_bar0+0x270, 0);
yield from rc.mem_write_dword(dev_pf0_bar0+0x274, 0);
yield from rc.mem_write_dword(dev_pf0_bar0+0x278, 0);
yield from rc.mem_write_dword(dev_pf0_bar0+0x27C, 0);
yield from rc.mem_write_dword(dev_pf0_bar0+0x290, 0);
yield from rc.mem_write_dword(dev_pf0_bar0+0x294, 1000);
yield from rc.mem_write_dword(dev_pf0_bar0+0x298, 0);
yield from rc.mem_write_dword(dev_pf0_bar0+0x29C, 0);
yield from rc.mem_write_dword(dev_pf0_bar0+0x280, 0);
yield from rc.mem_write_dword(dev_pf0_bar0+0x284, 2000);
yield from rc.mem_write_dword(dev_pf0_bar0+0x288, 0);
yield from rc.mem_write_dword(dev_pf0_bar0+0x28C, 0);
yield delay(100)
yield clk.posedge
print("test 2: init NIC")
current_test.next = 2
yield from driver.init_dev(dev.functions[0].get_id())
yield from driver.interfaces[0].open()
# enable queues
yield from rc.mem_write_dword(driver.interfaces[0].ports[0].hw_addr+0x0040, 0x00000001)
for k in range(32):
yield from rc.mem_write_dword(driver.interfaces[0].ports[0].schedulers[0].hw_addr+4*k, 0x00000001)
yield from rc.mem_read(driver.hw_addr, 4) # wait for all writes to complete
yield delay(100)
yield clk.posedge
print("test 3: send and receive a packet")
current_test.next = 3
data = bytearray([x%256 for x in range(1024)])
yield from driver.interfaces[0].start_xmit(data, 0)
yield sfp_1_sink.wait()
pkt = sfp_1_sink.recv()
print(pkt)
sfp_1_source.send(pkt)
yield driver.interfaces[0].wait()
pkt = driver.interfaces[0].recv()
print(pkt)
yield delay(100)
yield clk.posedge
print("test 4: checksum tests")
current_test.next = 4
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80164
test_frame.ip_dest_ip = 0xc0a80165
test_frame.udp_source_port = 1
test_frame.udp_dest_port = 2
test_frame.udp_length = None
test_frame.udp_checksum = None
test_frame.payload = bytearray((x%256 for x in range(256)))
test_frame.set_udp_pseudo_header_checksum()
axis_frame = test_frame.build_axis()
yield from driver.interfaces[0].start_xmit(axis_frame.data, 0, 34, 6)
yield sfp_1_sink.wait()
pkt = sfp_1_sink.recv()
print(pkt)
sfp_1_source.send(pkt)
yield driver.interfaces[0].wait()
pkt = driver.interfaces[0].recv()
print(pkt)
assert pkt.rx_checksum == frame_checksum(pkt.data)
check_frame = udp_ep.UDPFrame()
check_frame.parse_axis(pkt.data)
assert check_frame.verify_checksums()
yield delay(100)
yield clk.posedge
print("test 5: multiple small packets")
current_test.next = 5
count = 64
pkts = [bytearray([(x+k)%256 for x in range(64)]) for k in range(count)]
loopback_enable.next = True
for p in pkts:
yield from driver.interfaces[0].start_xmit(p, 0)
for k in range(count):
pkt = driver.interfaces[0].recv()
if not pkt:
yield driver.interfaces[0].wait()
pkt = driver.interfaces[0].recv()
print(pkt)
assert pkt.data == pkts[k]
assert frame_checksum(pkt.data) == pkt.rx_checksum
loopback_enable.next = False
yield delay(100)
yield clk.posedge
print("test 6: multiple large packets")
current_test.next = 6
count = 64
pkts = [bytearray([(x+k)%256 for x in range(1514)]) for k in range(count)]
loopback_enable.next = True
for p in pkts:
yield from driver.interfaces[0].start_xmit(p, 0)
for k in range(count):
pkt = driver.interfaces[0].recv()
if not pkt:
yield driver.interfaces[0].wait()
pkt = driver.interfaces[0].recv()
print(pkt)
assert pkt.data == pkts[k]
assert frame_checksum(pkt.data) == pkt.rx_checksum
loopback_enable.next = False
yield delay(100)
raise StopSimulation
def check():
yield delay(100)
yield clk.posedge
rst.next = 1
yield clk.posedge
rst.next = 0
yield clk.posedge
yield delay(100)
yield clk.posedge
# testbench stimulus
key = [
0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2, 0x41, 0x67, 0x25,
0x3d, 0x43, 0xa3, 0x8f, 0xb0, 0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b,
0x30, 0xb4, 0x77, 0xcb, 0x2d, 0xa3, 0x80, 0x30, 0xf2, 0x0c, 0x6a,
0x42, 0xb7, 0x3b, 0xbe, 0xac, 0x01, 0xfa
]
hash_key.next = int.from_bytes(key, 'big')
for payload_len in list(range(1, 128)) + list([1024, 1500, 9000, 9214
]):
yield clk.posedge
print("test 1: test raw ethernet frame, length %d" % payload_len)
current_test.next = 1
test_frame = eth_ep.EthFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x8000
test_frame.payload = bytearray(
(x % 256 for x in range(payload_len)))
axis_frame = test_frame.build_axis()
for wait in wait_normal, wait_pause_source:
source.send(axis_frame)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_hash = sink.recv().data[0]
print(rx_hash)
assert rx_hash[1] == 0b0000
assert sink.empty()
yield delay(100)
yield clk.posedge
print("test 2: test raw IP frame, length %d" % payload_len)
current_test.next = 2
test_frame = ip_ep.IPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x1
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80164
test_frame.ip_dest_ip = 0xc0a80165
test_frame.payload = bytearray(
(x % 256 for x in range(payload_len)))
axis_frame = test_frame.build_axis()
for wait in wait_normal, wait_pause_source:
source.send(axis_frame)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_hash = sink.recv().data[0]
print(rx_hash)
h = hash_toep(
tuple_pack(test_frame.ip_source_ip, test_frame.ip_dest_ip),
key)
print(hex(h))
assert rx_hash[0] == h
assert rx_hash[1] == 0b0001
assert sink.empty()
yield delay(100)
yield clk.posedge
print("test 3: test UDP frame, length %d" % payload_len)
current_test.next = 3
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80164
test_frame.ip_dest_ip = 0xc0a80165
test_frame.udp_source_port = 1
test_frame.udp_dest_port = 2
test_frame.udp_length = None
test_frame.udp_checksum = None
test_frame.payload = bytearray(
(x % 256 for x in range(payload_len)))
axis_frame = test_frame.build_axis()
for wait in wait_normal, wait_pause_source:
source.send(axis_frame)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_hash = sink.recv().data[0]
print(rx_hash)
h = hash_toep(
tuple_pack(test_frame.ip_source_ip, test_frame.ip_dest_ip,
test_frame.udp_source_port,
test_frame.udp_dest_port), key)
print(hex(h))
assert rx_hash[0] == h
assert rx_hash[1] == 0b1001
assert sink.empty()
yield delay(100)
yield clk.posedge
print("test 4: test TCP frame, length %d" % payload_len)
current_test.next = 4
test_frame = ip_ep.IPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x6
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0xc0a80164
test_frame.ip_dest_ip = 0xc0a80165
test_frame.payload = b'\x12\x34\x43\x21' + bytearray(
(x % 256 for x in range(payload_len)))
axis_frame = test_frame.build_axis()
for wait in wait_normal, wait_pause_source:
source.send(axis_frame)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_hash = sink.recv().data[0]
print(rx_hash)
h = hash_toep(
tuple_pack(test_frame.ip_source_ip, test_frame.ip_dest_ip,
0x1234, 0x4321), key)
print(hex(h))
assert rx_hash[0] == h
assert rx_hash[1] == 0b0101
assert sink.empty()
yield delay(100)
yield clk.posedge
print("test 5: back-to-back frames, length %d" % payload_len)
current_test.next = 5
test_frame1 = eth_ep.EthFrame()
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame1.eth_src_mac = 0x5A5152535455
test_frame1.eth_type = 0x8000
test_frame1.payload = bytearray(
(x % 256 for x in range(payload_len)))
test_frame2 = ip_ep.IPFrame()
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame2.eth_src_mac = 0x5A5152535455
test_frame2.eth_type = 0x0800
test_frame2.ip_version = 4
test_frame2.ip_ihl = 5
test_frame2.ip_length = None
test_frame2.ip_identification = 0
test_frame2.ip_flags = 2
test_frame2.ip_fragment_offset = 0
test_frame2.ip_ttl = 64
test_frame2.ip_protocol = 0x1
test_frame2.ip_header_checksum = None
test_frame2.ip_source_ip = 0xc0a80164
test_frame2.ip_dest_ip = 0xc0a80165
test_frame2.payload = bytearray(
(x % 256 for x in range(payload_len)))
test_frame3 = udp_ep.UDPFrame()
test_frame3.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame3.eth_src_mac = 0x5A5152535455
test_frame3.eth_type = 0x0800
test_frame3.ip_version = 4
test_frame3.ip_ihl = 5
test_frame3.ip_length = None
test_frame3.ip_identification = 0
test_frame3.ip_flags = 2
test_frame3.ip_fragment_offset = 0
test_frame3.ip_ttl = 64
test_frame3.ip_protocol = 0x11
test_frame3.ip_header_checksum = None
test_frame3.ip_source_ip = 0xc0a80164
test_frame3.ip_dest_ip = 0xc0a80165
test_frame3.udp_source_port = 1
test_frame3.udp_dest_port = 2
test_frame3.udp_length = None
test_frame3.udp_checksum = None
test_frame3.payload = bytearray(
(x % 256 for x in range(payload_len)))
test_frame4 = ip_ep.IPFrame()
test_frame4.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame4.eth_src_mac = 0x5A5152535455
test_frame4.eth_type = 0x0800
test_frame4.ip_version = 4
test_frame4.ip_ihl = 5
test_frame4.ip_length = None
test_frame4.ip_identification = 0
test_frame4.ip_flags = 2
test_frame4.ip_fragment_offset = 0
test_frame4.ip_ttl = 64
test_frame4.ip_protocol = 0x6
test_frame4.ip_header_checksum = None
test_frame4.ip_source_ip = 0xc0a80164
test_frame4.ip_dest_ip = 0xc0a80165
test_frame4.payload = b'\x12\x34\x43\x21' + bytearray(
(x % 256 for x in range(payload_len)))
axis_frame1 = test_frame1.build_axis()
axis_frame2 = test_frame2.build_axis()
axis_frame3 = test_frame3.build_axis()
axis_frame4 = test_frame4.build_axis()
for wait in wait_normal, wait_pause_source:
source.send(axis_frame1)
source.send(axis_frame2)
source.send(axis_frame3)
source.send(axis_frame4)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_hash = sink.recv().data[0]
print(rx_hash)
assert rx_hash[1] == 0b0000
yield sink.wait()
rx_hash = sink.recv().data[0]
print(rx_hash)
h = hash_toep(
tuple_pack(test_frame2.ip_source_ip,
test_frame2.ip_dest_ip), key)
print(hex(h))
assert rx_hash[0] == h
assert rx_hash[1] == 0b0001
yield sink.wait()
rx_hash = sink.recv().data[0]
print(rx_hash)
h = hash_toep(
tuple_pack(test_frame3.ip_source_ip,
test_frame3.ip_dest_ip,
test_frame3.udp_source_port,
test_frame3.udp_dest_port), key)
print(hex(h))
assert rx_hash[0] == h
assert rx_hash[1] == 0b1001
yield sink.wait()
rx_hash = sink.recv().data[0]
print(rx_hash)
h = hash_toep(
tuple_pack(test_frame4.ip_source_ip,
test_frame4.ip_dest_ip, 0x1234, 0x4321), key)
print(hex(h))
assert rx_hash[0] == h
assert rx_hash[1] == 0b0101
assert sink.empty()
yield delay(100)
yield clk.posedge
print("test 6: hash test")
current_test.next = 6
test_frame = udp_ep.UDPFrame()
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
test_frame.eth_src_mac = 0x5A5152535455
test_frame.eth_type = 0x0800
test_frame.ip_version = 4
test_frame.ip_ihl = 5
test_frame.ip_length = None
test_frame.ip_identification = 0
test_frame.ip_flags = 2
test_frame.ip_fragment_offset = 0
test_frame.ip_ttl = 64
test_frame.ip_protocol = 0x11
test_frame.ip_header_checksum = None
test_frame.ip_source_ip = 0x420995bb
test_frame.ip_dest_ip = 0xa18e6450
test_frame.udp_source_port = 2794
test_frame.udp_dest_port = 1766
test_frame.udp_length = None
test_frame.udp_checksum = None
test_frame.payload = bytearray((x % 256 for x in range(128)))
axis_frame = test_frame.build_axis()
for wait in wait_normal, wait_pause_source:
source.send(axis_frame)
yield clk.posedge
yield clk.posedge
yield wait()
yield sink.wait()
rx_hash = sink.recv().data[0]
print(rx_hash)
h = hash_toep(
tuple_pack(test_frame.ip_source_ip, test_frame.ip_dest_ip,
test_frame.udp_source_port,
test_frame.udp_dest_port), key)
print(hex(h))
assert rx_hash[0] == h
assert rx_hash[1] == 0b1001
assert h == 0x51ccc178
assert sink.empty()
yield delay(100)
raise StopSimulation
