async def run_test(dut,
payload_lengths=None,
payload_data=None,
ifg=12,
enable_gen=None):
tb = TB(dut)
tb.source.ifg = ifg
if enable_gen is not None:
tb.set_enable_generator(enable_gen())
await tb.reset()
test_frames = [payload_data(x) for x in payload_lengths()]
for test_data in test_frames:
test_frame = GmiiFrame.from_payload(test_data)
await tb.source.send(test_frame)
for test_data in test_frames:
rx_frame = await tb.sink.recv()
assert rx_frame.get_payload() == test_data
assert rx_frame.check_fcs()
assert rx_frame.error is None
assert tb.sink.empty()
await RisingEdge(dut.clk)
await RisingEdge(dut.clk)
async def run_test_rx(dut,
payload_lengths=None,
payload_data=None,
ifg=12,
speed=100e6):
tb = TB(dut, speed)
tb.mii_phy.rx.ifg = ifg
tb.dut.ifg_delay.value = ifg
await tb.reset()
test_frames = [payload_data(x) for x in payload_lengths()]
for test_data in test_frames:
test_frame = GmiiFrame.from_payload(test_data)
await tb.mii_phy.rx.send(test_frame)
for test_data in test_frames:
rx_frame = await tb.axis_sink.recv()
assert rx_frame.tdata == test_data
assert rx_frame.tuser == 0
assert tb.axis_sink.empty()
await RisingEdge(dut.rx_clk)
await RisingEdge(dut.rx_clk)
async def run_test(dut,
payload_lengths=None,
payload_data=None,
ifg=12,
enable_gen=None,
mii_sel=False):
tb = TB(dut)
tb.source.ifg = ifg
tb.dut.mii_select <= mii_sel
if enable_gen is not None:
tb.set_enable_generator(enable_gen())
await tb.reset()
test_frames = [payload_data(x) for x in payload_lengths()]
for test_data in test_frames:
test_frame = GmiiFrame.from_payload(test_data)
await tb.source.send(test_frame)
for test_data in test_frames:
rx_frame = await tb.sink.recv()
assert rx_frame.tdata == test_data
assert rx_frame.tuser == 0
assert tb.sink.empty()
await RisingEdge(dut.clk)
await RisingEdge(dut.clk)
async def run_test_tx(dut, payload_lengths=None, payload_data=None, ifg=12, speed=1000e6):
tb = TB(dut, speed)
tb.gmii_phy.rx.ifg = ifg
tb.source.ifg = ifg
await tb.reset()
test_frames = [payload_data(x) for x in payload_lengths()]
for test_data in test_frames:
test_frame = GmiiFrame.from_payload(test_data)
await tb.source.send(test_frame)
for test_data in test_frames:
rx_frame = await tb.gmii_phy.tx.recv()
assert rx_frame.get_payload() == test_data
assert rx_frame.check_fcs()
assert rx_frame.error is None
assert tb.gmii_phy.tx.empty()
await RisingEdge(dut.phy_tx_clk)
await RisingEdge(dut.phy_tx_clk)
async def run_test_rx(dut,
payload_lengths=None,
payload_data=None,
ifg=12,
speed=1000e6):
tb = TB(dut, speed)
tb.gmii_phy.rx.ifg = ifg
tb.dut.ifg_delay <= ifg
tb.set_speed(speed)
await tb.reset()
for k in range(100):
await RisingEdge(dut.rx_clk)
if speed == 10e6:
assert dut.speed == 0
elif speed == 100e6:
assert dut.speed == 1
else:
assert dut.speed == 2
test_frames = [payload_data(x) for x in payload_lengths()]
for test_data in test_frames:
test_frame = GmiiFrame.from_payload(test_data)
await tb.gmii_phy.rx.send(test_frame)
for test_data in test_frames:
rx_frame = await tb.axis_sink.recv()
assert rx_frame.tdata == test_data
assert rx_frame.tuser == 0
assert tb.axis_sink.empty()
await RisingEdge(dut.rx_clk)
await RisingEdge(dut.rx_clk)
async def run_test_rx(dut,
payload_lengths=None,
payload_data=None,
ifg=12,
enable_gen=None,
mii_sel=False):
tb = TB(dut)
tb.gmii_source.ifg = ifg
tb.dut.ifg_delay.value = ifg
tb.dut.rx_mii_select.value = mii_sel
tb.dut.tx_mii_select.value = mii_sel
if enable_gen is not None:
tb.set_enable_generator_rx(enable_gen())
tb.set_enable_generator_tx(enable_gen())
await tb.reset()
test_frames = [payload_data(x) for x in payload_lengths()]
for test_data in test_frames:
test_frame = GmiiFrame.from_payload(test_data)
await tb.gmii_source.send(test_frame)
for test_data in test_frames:
rx_frame = await tb.axis_sink.recv()
assert rx_frame.tdata == test_data
assert rx_frame.tuser == 0
assert tb.axis_sink.empty()
await RisingEdge(dut.logic_clk)
await RisingEdge(dut.logic_clk)
async def run_test(dut):
tb = TB(dut)
await tb.init()
tb.log.info("test UDP RX packet")
payload = bytes([x % 256 for x in range(256)])
eth = Ether(src='5a:51:52:53:54:55', dst='02:00:00:00:00:00')
ip = IP(src='192.168.1.100', dst='192.168.1.128')
udp = UDP(sport=5678, dport=1234)
test_pkt = eth / ip / udp / payload
test_frame = GmiiFrame.from_payload(test_pkt.build())
await tb.mii_phy.rx.send(test_frame)
tb.log.info("receive ARP request")
rx_frame = await tb.mii_phy.tx.recv()
rx_pkt = Ether(bytes(rx_frame.get_payload()))
tb.log.info("RX packet: %s", repr(rx_pkt))
assert rx_pkt.dst == 'ff:ff:ff:ff:ff:ff'
assert rx_pkt.src == test_pkt.dst
assert rx_pkt[ARP].hwtype == 1
assert rx_pkt[ARP].ptype == 0x0800
assert rx_pkt[ARP].hwlen == 6
assert rx_pkt[ARP].plen == 4
assert rx_pkt[ARP].op == 1
assert rx_pkt[ARP].hwsrc == test_pkt.dst
assert rx_pkt[ARP].psrc == test_pkt[IP].dst
assert rx_pkt[ARP].hwdst == '00:00:00:00:00:00'
assert rx_pkt[ARP].pdst == test_pkt[IP].src
tb.log.info("send ARP response")
eth = Ether(src=test_pkt.src, dst=test_pkt.dst)
arp = ARP(hwtype=1,
ptype=0x0800,
hwlen=6,
plen=4,
op=2,
hwsrc=test_pkt.src,
psrc=test_pkt[IP].src,
hwdst=test_pkt.dst,
pdst=test_pkt[IP].dst)
resp_pkt = eth / arp
resp_frame = GmiiFrame.from_payload(resp_pkt.build())
await tb.mii_phy.rx.send(resp_frame)
tb.log.info("receive UDP packet")
rx_frame = await tb.mii_phy.tx.recv()
rx_pkt = Ether(bytes(rx_frame.get_payload()))
tb.log.info("RX packet: %s", repr(rx_pkt))
assert rx_pkt.dst == test_pkt.src
assert rx_pkt.src == test_pkt.dst
assert rx_pkt[IP].dst == test_pkt[IP].src
assert rx_pkt[IP].src == test_pkt[IP].dst
assert rx_pkt[UDP].dport == test_pkt[UDP].sport
assert rx_pkt[UDP].sport == test_pkt[UDP].dport
assert rx_pkt[UDP].payload == test_pkt[UDP].payload
await RisingEdge(dut.clk)
await RisingEdge(dut.clk)