openpilot is an open source driver assistance system. openpilot performs the functions of Automated Lane Centering and Adaptive Cruise Control for over 200 supported car makes and models.
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

47 lines
1.6 KiB

#!/usr/bin/env python3
import argparse
from openpilot.tools.lib.logreader import LogReader, ReadMode
from panda.python import uds
def main(route: str, addrs: list[int]):
"""
TODO:
- highlight TX vs RX clearly
- disambiguate sendcan and can (useful to know if something sent on sendcan made it to the bus on can->128)
- print as fixed width table, easier to read
"""
lr = LogReader(route, default_mode=ReadMode.RLOG)
start_mono_time = None
prev_mono_time = 0
# include rx addresses
addrs = addrs + [uds.get_rx_addr_for_tx_addr(addr) for addr in addrs]
for msg in lr:
if msg.which() == 'can':
if start_mono_time is None:
start_mono_time = msg.logMonoTime
if msg.which() in ("can", 'sendcan'):
for can in getattr(msg, msg.which()):
if can.address in addrs:
if msg.logMonoTime != prev_mono_time:
print()
prev_mono_time = msg.logMonoTime
print(f"{msg.logMonoTime} rxaddr={can.address}, bus={can.src}, {round((msg.logMonoTime - start_mono_time) * 1e-6, 2)} ms, " +
f"0x{can.dat.hex()}, {can.dat}, {len(can.dat)=}")
if __name__ == "__main__":
parser = argparse.ArgumentParser(description='View back and forth ISO-TP communication between various ECUs given an address')
parser.add_argument('route', help='Route name')
parser.add_argument('addrs', nargs='*', help='List of tx address to view (0x7e0 for engine)')
args = parser.parse_args()
addrs = [int(addr, base=16) if addr.startswith('0x') else int(addr) for addr in args.addrs]
main(args.route, addrs)