dragonpilot - 基於 openpilot 的開源駕駛輔助系統
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#!/usr/bin/env python3
import argparse
from tqdm import tqdm
from panda import Panda
from panda.python.uds import UdsClient, MessageTimeoutError, NegativeResponseError, SESSION_TYPE, DATA_IDENTIFIER_TYPE
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument('--rxoffset', default="")
parser.add_argument('--nonstandard', action='store_true')
parser.add_argument('--debug', action='store_true')
parser.add_argument('--addr')
parser.add_argument('--bus')
args = parser.parse_args()
if args.addr:
addrs = [int(args.addr, base=16)]
else:
addrs = [0x700 + i for i in range(256)]
addrs += [0x18da0000 + (i << 8) + 0xf1 for i in range(256)]
results = {}
uds_data_ids = {}
for std_id in DATA_IDENTIFIER_TYPE:
uds_data_ids[std_id.value] = std_id.name
if args.nonstandard:
for uds_id in range(0xf100,0xf180):
uds_data_ids[uds_id] = "IDENTIFICATION_OPTION_VEHICLE_MANUFACTURER_SPECIFIC_DATA_IDENTIFIER"
for uds_id in range(0xf1a0,0xf1f0):
uds_data_ids[uds_id] = "IDENTIFICATION_OPTION_VEHICLE_MANUFACTURER_SPECIFIC"
for uds_id in range(0xf1f0,0xf200):
uds_data_ids[uds_id] = "IDENTIFICATION_OPTION_SYSTEM_SUPPLIER_SPECIFIC"
panda = Panda()
panda.set_safety_mode(Panda.SAFETY_ELM327)
print("querying addresses ...")
with tqdm(addrs) as t:
for addr in t:
# skip functional broadcast addrs
if addr == 0x7df or addr == 0x18db33f1:
continue
t.set_description(hex(addr))
if args.bus:
bus = int(args.bus)
else:
bus = 1 if panda.has_obd() else 0
rx_addr = addr + int(args.rxoffset, base=16) if args.rxoffset else None
uds_client = UdsClient(panda, addr, rx_addr, bus, timeout=0.2, debug=args.debug)
# Check for anything alive at this address, and switch to the highest
# available diagnostic session without security access
try:
uds_client.tester_present()
uds_client.diagnostic_session_control(SESSION_TYPE.DEFAULT)
uds_client.diagnostic_session_control(SESSION_TYPE.EXTENDED_DIAGNOSTIC)
except NegativeResponseError:
pass
except MessageTimeoutError:
continue
# Run queries against all standard UDS data identifiers, plus selected
# non-standardized identifier ranges if requested
resp = {}
for uds_data_id in sorted(uds_data_ids):
try:
data = uds_client.read_data_by_identifier(uds_data_id) # type: ignore
if data:
resp[uds_data_id] = data
except (NegativeResponseError, MessageTimeoutError):
pass
if resp.keys():
results[addr] = resp
if len(results.items()):
for addr, resp in results.items():
print(f"\n\n*** Results for address 0x{addr:X} ***\n\n")
for rid, dat in resp.items():
print(f"0x{rid:02X} {uds_data_ids[rid]}: {dat}")
else:
print("no fw versions found!")