def test_session(ep, address, bus_speed):
pktLength = 10
ied = 4000
session = UsbSession(bus_speed=bus_speed,
run_enumeration=False,
device_address=address)
for pktLength in range(10, 14):
if pktLength == 12:
session.add_event(
TokenPacket(
pid=USB_PID["IN"],
address=address,
endpoint=ep,
interEventDelay=ied,
))
session.add_event(
RxDataPacket(
dataPayload=session.getPayload_in(ep,
pktLength,
resend=True),
pid=USB_PID["DATA0"],
))
session.add_event(TxHandshakePacket(pid=0xFF))
session.add_event(
UsbTransaction(
session,
deviceAddress=address,
endpointNumber=ep,
endpointType="BULK",
transType="IN",
dataLength=pktLength,
interEventDelay=ied,
))
return session
def test_session(ep, address, bus_speed):
# Note, quite big gap to allow checking
ied = 4000
session = UsbSession(bus_speed=bus_speed,
run_enumeration=False,
device_address=address)
for pktLength in range(10, 15):
if pktLength == 12:
session.add_event(
TokenPacket(
pid=USB_PID["IN"],
address=address,
endpoint=ep,
interEventDelay=ied,
))
session.add_event(
RxDataPacket(dataPayload=session.getPayload_in(
ep, pktLength, resend=True)))
# Missing ACK - simulate CRC fail at host
session.add_event(
UsbTransaction(
session,
deviceAddress=address,
endpointNumber=ep,
endpointType="BULK",
transType="IN",
dataLength=pktLength,
interEventDelay=ied,
))
return session
