forked from IQ.Lvbs/IQ.Pilot
IQ.Pilot Prebuilt Release @ ab07000
This commit is contained in:
IQ.Lvbs history cleanup
350
iqdbc_repo/iqdbc/car/volkswagen/interface.py
Normal file
350
iqdbc_repo/iqdbc/car/volkswagen/interface.py
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@@ -0,0 +1,350 @@
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import time
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from iqdbc.car import get_safety_config, structs, uds
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from iqdbc.car.carlog import carlog
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from iqdbc.car.interfaces import CarInterfaceBase
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from iqdbc.car.isotp_parallel_query import IsoTpParallelQuery
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from iqdbc.car.volkswagen.carcontroller import CarController
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from iqdbc.car.volkswagen.carstate import CarState
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from iqdbc.car.volkswagen.values import (
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CAR, CanBus, DashcamOnlyReason, NetworkLocation, RADAR_DISABLE_STATE, TransmissionType,
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VolkswagenFlags, VolkswagenSafetyFlags, VolkswagenFlagsIQ, get_longitudinal_stopping_speed_override,
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)
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from iqdbc.car.volkswagen.radar_interface import RadarInterface
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import sys
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import os
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iqpilot_path = os.path.join(os.path.dirname(__file__), '..', '..', '..')
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sys.path.insert(0, iqpilot_path)
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try:
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from openpilot.common.params import Params
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except ImportError:
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pass
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try:
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from openpilot.system.proprietary_runtime._verified_import import import_verified_module
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except Exception:
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import_verified_module = None
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class CarInterface(CarInterfaceBase):
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CarState = CarState
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CarController = CarController
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RadarInterface = RadarInterface
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DRIVABLE_GEARS = (structs.CarState.GearShifter.eco, structs.CarState.GearShifter.sport,
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structs.CarState.GearShifter.manumatic, structs.CarState.GearShifter.neutral)
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@staticmethod
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def _get_params(ret: structs.CarParams, candidate: CAR, fingerprint, car_fw, alpha_long, is_release, docs) -> structs.CarParams:
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ret.brand = "volkswagen"
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ret.radarUnavailable = True
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_params = Params()
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angle_lat_enabled = _params.get_bool("AngleLateralControl")
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joystick_mode = _params.get_bool("JoystickDebugMode")
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if ret.flags & VolkswagenFlags.PQ:
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# Set global PQ35/PQ46/NMS parameters
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safety_configs = [get_safety_config(structs.CarParams.SafetyModel.volkswagenPq)]
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if candidate == CAR.SEAT_ALHAMBRA_MK1:
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ret.flags |= VolkswagenFlagsIQ.IQ_PQ_TIMEBOMB.value
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if not (ret.flags & VolkswagenFlagsIQ.IQ_PQ_TIMEBOMB) and _params.get_bool("VwPqEpsPatched"):
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ret.minSteerSpeed = 0
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if angle_lat_enabled:
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ret.flags |= VolkswagenFlagsIQ.IQ_LVBS_ALC_MODULE.value
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safety_configs[0].safetyParam |= VolkswagenSafetyFlags.PQ_ALC_MODULE.value
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if alpha_long:
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ret.flags |= VolkswagenFlagsIQ.IQ_PQ_SNG_ECD.value
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safety_configs[0].safetyParam |= VolkswagenSafetyFlags.PQ_SNG_ECD.value
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ret.enableBsm = 0x3BA in fingerprint[0] # SWA_1
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if 0x440 in fingerprint[0] or docs: # Getriebe_1
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ret.transmissionType = TransmissionType.automatic
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else:
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ret.transmissionType = TransmissionType.manual
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# Auto-detect CC only mode by checking for ACC / AWV presence
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# ACC_System = 0x368, ACC_GRA_Anzeige = 0x56A, AWV = 0x366
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has_acc = 0x368 in fingerprint[0] or 0x56A in fingerprint[0]
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if not has_acc:
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has_radar = 0x366 in fingerprint[0] # AWV for FCW/AEB
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if has_radar:
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ret.flags |= VolkswagenFlagsIQ.IQ_CC_ONLY.value
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else:
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ret.flags |= VolkswagenFlagsIQ.IQ_CC_ONLY_NO_RADAR.value
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cc_only_flags = VolkswagenFlagsIQ.IQ_CC_ONLY | VolkswagenFlagsIQ.IQ_CC_ONLY_NO_RADAR
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if ret.flags & cc_only_flags:
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safety_configs[0].safetyParam |= VolkswagenSafetyFlags.PQ_NO_CAM_BUS.value
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if (ret.flags & cc_only_flags) and not fingerprint[0]:
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ret.flags |= VolkswagenFlagsIQ.IQ_PQ_LOWLINE.value
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safety_configs[0].safetyParam |= VolkswagenSafetyFlags.PQ_LOWLINE.value
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if any(msg in fingerprint[1] for msg in (0x1A0, 0xC2)): # Bremse_1, Lenkwinkel_1
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ret.networkLocation = NetworkLocation.gateway
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else:
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ret.networkLocation = NetworkLocation.fwdCamera
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ret.dashcamOnly = False
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elif ret.flags & VolkswagenFlags.MLB:
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# Set global MLB parameters
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safety_configs = [get_safety_config(structs.CarParams.SafetyModel.volkswagenMlb)]
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ret.enableBsm = 0x30F in fingerprint[0] # SWA_01
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ret.networkLocation = NetworkLocation.gateway
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ret.transmissionType = TransmissionType.automatic
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ret.dashcamOnly = False
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elif ret.flags & (VolkswagenFlags.MEB | VolkswagenFlags.MQB_EVO):
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if ret.flags & VolkswagenFlags.MEB:
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safety_configs = [get_safety_config(structs.CarParams.SafetyModel.volkswagenMeb)]
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else:
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safety_configs = [get_safety_config(structs.CarParams.SafetyModel.volkswagenMqbEvo)]
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if ret.flags & VolkswagenFlags.MEB_GEN2:
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safety_configs[0].safetyParam |= VolkswagenSafetyFlags.ALT_CRC_VARIANT_1.value
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if ret.flags & VolkswagenFlags.MQB_EVO:
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safety_configs[0].safetyParam |= VolkswagenSafetyFlags.NO_GAS_OFFSET.value
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ret.enableBsm = 0x24C in fingerprint[0] # MEB_Side_Assist_01
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ret.transmissionType = TransmissionType.direct
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ret.steerControlType = structs.CarParams.SteerControlType.curvatureDEPRECATED
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ret.steerAtStandstill = True
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if any(msg in fingerprint[1] for msg in (0x520, 0x86, 0xFD, 0x13D)): # Airbag_02, LWI_01, ESP_21, QFK_01
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ret.networkLocation = NetworkLocation.gateway
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else:
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ret.networkLocation = NetworkLocation.fwdCamera
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if ret.networkLocation == NetworkLocation.gateway:
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ret.radarUnavailable = False
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if ret.networkLocation == NetworkLocation.fwdCamera:
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ret.flags |= VolkswagenFlags.DISABLE_RADAR.value
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safety_configs[0].safetyParam |= VolkswagenSafetyFlags.DISABLE_RADAR.value
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if 0x30B in fingerprint[0]: # Kombi_01
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ret.flags |= VolkswagenFlags.KOMBI_PRESENT.value
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if 0x25D in fingerprint[0]: # KLR_01
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ret.flags |= VolkswagenFlags.STOCK_KLR_PRESENT.value
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if all(msg in fingerprint[1] for msg in (0x462, 0x463, 0x464)): # PSD_04, PSD_05, PSD_06
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ret.flags |= VolkswagenFlags.STOCK_PSD_PRESENT.value
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if 0x464 in fingerprint[0]: # PSD_06
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ret.flags |= VolkswagenFlags.STOCK_PSD_06_PRESENT.value
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if 0x6B2 in fingerprint[0]: # Diagnose_01
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ret.flags |= VolkswagenFlags.STOCK_DIAGNOSE_01_PRESENT.value
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if 0x3DC in fingerprint[0]: # Gateway_73
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ret.flags |= VolkswagenFlags.ALT_GEAR.value
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else:
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# Set global MQB parameters
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safety_configs = [get_safety_config(structs.CarParams.SafetyModel.volkswagen)]
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ret.enableBsm = 0x30F in fingerprint[0] # SWA_01
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if 0xAD in fingerprint[0] or docs: # Getriebe_11
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ret.transmissionType = TransmissionType.automatic
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elif 0x187 in fingerprint[0]: # Motor_EV_01
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ret.transmissionType = TransmissionType.direct
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else:
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ret.transmissionType = TransmissionType.manual
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if any(msg in fingerprint[1] for msg in (0x40, 0x86, 0xB2, 0xFD)): # Airbag_01, LWI_01, ESP_19, ESP_21
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ret.networkLocation = NetworkLocation.gateway
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else:
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ret.networkLocation = NetworkLocation.fwdCamera
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if 0x126 in fingerprint[2]: # HCA_01
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ret.flags |= VolkswagenFlags.STOCK_HCA_PRESENT.value
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if 0x6B8 in fingerprint[0]: # Kombi_03
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ret.flags |= VolkswagenFlags.KOMBI_PRESENT.value
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# Auto-detect CC only mode by checking for ACC_06/ACC_07 presence
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# ACC_06 = 0x122, ACC_07 = 0x12E, ACC_10 = 0x117
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has_acc = 0x122 in fingerprint[0] or 0x12E in fingerprint[0]
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if not has_acc:
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has_radar = 0x117 in fingerprint[0] # ACC_10 for FCW/AEB
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if has_radar:
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ret.flags |= VolkswagenFlagsIQ.IQ_CC_ONLY.value
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else:
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ret.flags |= VolkswagenFlagsIQ.IQ_CC_ONLY_NO_RADAR.value
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# Global lateral tuning defaults, can be overridden per-vehicle
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ret.steerLimitTimer = 0.4
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if ret.flags & VolkswagenFlags.PQ:
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ret.steerActuatorDelay = 0.2
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ret.longitudinalTuning.kf = 1.2
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ret.longitudinalTuning.kpBP = [0.]
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ret.longitudinalTuning.kpV = [.45]
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ret.longitudinalTuning.kiBP = [0.]
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ret.longitudinalTuning.kiV = [.69]
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ret.longitudinalActuatorDelay = 0.6
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if angle_lat_enabled:
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ret.steerControlType = structs.CarParams.SteerControlType.angle
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ret.steerAtStandstill = bool(joystick_mode)
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else:
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CarInterfaceBase.configure_torque_tune(candidate, ret.lateralTuning)
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elif ret.flags & VolkswagenFlags.MLB:
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ret.steerActuatorDelay = 0.2
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if angle_lat_enabled:
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ret.steerControlType = structs.CarParams.SteerControlType.angle
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ret.steerAtStandstill = bool(joystick_mode)
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else:
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CarInterfaceBase.configure_torque_tune(candidate, ret.lateralTuning)
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elif ret.flags & (VolkswagenFlags.MEB | VolkswagenFlags.MQB_EVO):
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ret.steerActuatorDelay = 0.3
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else:
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ret.steerActuatorDelay = 0.1
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if angle_lat_enabled:
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ret.steerControlType = structs.CarParams.SteerControlType.angle
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ret.steerAtStandstill = bool(joystick_mode)
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else:
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CarInterfaceBase.configure_torque_tune(candidate, ret.lateralTuning)
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# Global longitudinal tuning defaults, can be overridden per-vehicle
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if ret.flags & VolkswagenFlags.MEB:
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ret.longitudinalActuatorDelay = 0.5
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ret.radarDelay = 0.8
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ret.longitudinalTuning.kiBP = [0., 30.]
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ret.longitudinalTuning.kiV = [0.4, 0.]
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ret.alphaLongitudinalAvailable = ret.networkLocation == NetworkLocation.gateway or docs or bool(ret.flags & VolkswagenFlags.DISABLE_RADAR)
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if alpha_long:
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# Proof-of-concept, prep for E2E only. No radar points available. Panda ALLOW_DEBUG firmware required.
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ret.openpilotLongitudinalControl = True
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safety_configs[0].safetyParam |= VolkswagenSafetyFlags.LONG_CONTROL.value
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safety_configs[0].safetyParam |= VolkswagenSafetyFlags.ALLOW_LONG_ACCEL_WITH_GAS_PRESSED.value
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if ret.transmissionType == TransmissionType.manual:
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ret.minEnableSpeed = 4.5
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# Per-vehicle overrides
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if candidate == CAR.PORSCHE_MACAN_MK1:
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ret.steerActuatorDelay = 0.07
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if candidate == CAR.VOLKSWAGEN_PASSAT_B7 or CAR.SEAT_ALHAMBRA_MK1:
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ret.flags |= VolkswagenFlagsIQ.IQ_PQ_ACC_FTS_EPB.value
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safety_configs[0].safetyParam |= VolkswagenSafetyFlags.PQ_ACC_FTS_EPB.value
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ret.pcmCruise = not ret.openpilotLongitudinalControl
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ret.stopAccel = -0.55
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ret.autoResumeSng = ret.minEnableSpeed == -1
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CAN = CanBus(fingerprint=fingerprint)
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if CAN.pt >= 4:
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safety_configs.insert(0, get_safety_config(structs.CarParams.SafetyModel.noOutput))
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ret.safetyConfigs = safety_configs
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return ret
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@staticmethod
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def pre_init(CP: structs.CarParams, CP_IQ: structs.IQCarParams, can_recv, can_send):
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if not (CP.flags & VolkswagenFlags.PQ) or (CP.flags & VolkswagenFlagsIQ.IQ_PQ_TIMEBOMB) or import_verified_module is None:
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return
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try:
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params = Params()
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if params.get_bool("VwPqEpsPatched"):
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return
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flasher = import_verified_module("iqpilot_hephaestusd_private", "iqpilot_private.konn3kt.hephaestus.vw_pq_flasher")
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status = flasher.check_eps_patch_status(1, can_recv, can_send)
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except Exception:
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return
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if status == "patched":
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params.put_bool("VwPqEpsPatched", True)
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@staticmethod
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def init(CP: structs.CarParams, CP_IQ: structs.IQCarParams, can_recv, can_send):
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# Disable radar via UDS programming session so openpilot can take over longitudinal.
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# The radar stops transmitting AWV_03/Strukturen_01 and carcontroller replaces those messages.
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if CP.openpilotLongitudinalControl and (CP.flags & VolkswagenFlags.DISABLE_RADAR):
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RADAR_DISABLE_STATE["error"] = False
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if CP.flags & (VolkswagenFlags.MEB | VolkswagenFlags.MQB_EVO):
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if CarInterface._is_engine_state_allowed_meb(can_recv):
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carlog.warning("VW MEB/MQBevo: disabling radar for longitudinal control")
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if not CarInterface._radar_communication_control(CP, can_recv, can_send):
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RADAR_DISABLE_STATE["error"] = True
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else:
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RADAR_DISABLE_STATE["error"] = True
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carlog.warning("VW MEB/MQBevo: radar cannot be disabled — engine is on")
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@staticmethod
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def deinit(CP: structs.CarParams, can_recv, can_send):
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# Re-enable radar TX on exit (currently never called by openpilot, car recovers after ignition cycle)
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if CP.openpilotLongitudinalControl and (CP.flags & VolkswagenFlags.DISABLE_RADAR):
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if CP.flags & (VolkswagenFlags.MEB | VolkswagenFlags.MQB_EVO):
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CarInterface._radar_communication_control(CP, can_recv, can_send, disable=False)
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@staticmethod
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def _radar_communication_control(CP, can_recv, can_send, disable=True) -> bool:
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# Send UDS commands to put the radar (addr 0x757) into programming session,
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# which silences its CAN TX so openpilot can send replacement messages.
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bus = CanBus(CP).pt
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addr_radar = 0x757
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addr_diag = 0x700 # Functional address for TesterPresent broadcast
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vw_rx_offset = 0x6A
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tp_req = bytes([uds.SERVICE_TYPE.TESTER_PRESENT, 0x00])
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tp_resp = bytes([uds.SERVICE_TYPE.TESTER_PRESENT + 0x40, 0x00])
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ext_diag_req = bytes([uds.SERVICE_TYPE.DIAGNOSTIC_SESSION_CONTROL, uds.SESSION_TYPE.EXTENDED_DIAGNOSTIC])
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ext_diag_resp = bytes([uds.SERVICE_TYPE.DIAGNOSTIC_SESSION_CONTROL + 0x40, uds.SESSION_TYPE.EXTENDED_DIAGNOSTIC])
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flash_req = bytes([uds.SERVICE_TYPE.DIAGNOSTIC_SESSION_CONTROL, uds.SESSION_TYPE.PROGRAMMING])
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empty_resp = b''
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txt = "disable" if disable else "enable"
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for attempt in range(3):
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try:
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if disable:
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# Step 1: TesterPresent — wake up the radar
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query = IsoTpParallelQuery(can_send, can_recv, bus, [(addr_radar, None)],
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[tp_req], [tp_resp], vw_rx_offset, functional_addrs=[addr_diag])
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if not query.get_data(0.5):
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carlog.warning(f"VW radar {txt}: TesterPresent no response on attempt {attempt + 1}")
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continue
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# Step 2: Extended diagnostic session
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query = IsoTpParallelQuery(can_send, can_recv, bus, [(addr_radar, None)],
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[ext_diag_req], [ext_diag_resp], vw_rx_offset)
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if not query.get_data(0.5):
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carlog.warning(f"VW radar {txt}: ExtendedDiagSession no response on attempt {attempt + 1}")
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continue
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# Step 3: Programming session — radar stops transmitting
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query = IsoTpParallelQuery(can_send, can_recv, bus, [(addr_radar, None)],
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[flash_req], [empty_resp], vw_rx_offset)
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query.get_data(0) # fire-and-forget, no wait needed
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carlog.warning(f"VW radar {txt}: programming session sent on attempt {attempt + 1}")
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return True
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except Exception as e:
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carlog.error(f"VW radar {txt}: exception on attempt {attempt + 1}: {repr(e)}")
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continue
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carlog.error(f"VW radar {txt}: all attempts failed")
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return False
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@staticmethod
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def _is_engine_state_allowed_meb(can_recv, timeout: float = 0.5) -> bool:
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# Read Motor_54 (0x14C) to check Engine_On bit before attempting radar disable.
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# Programming session is rejected by radar when engine is running.
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end_time = time.monotonic() + timeout
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while time.monotonic() < end_time:
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packets = can_recv(wait_for_one=True) or []
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for packet in packets:
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for msg in packet:
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if msg.address != 0x14C:
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continue
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engine_on = bool((msg.dat[9] >> 5) & 0x01)
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if engine_on:
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carlog.warning(f"VW radar disable: engine is on, skipping")
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return False
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else:
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carlog.warning(f"VW radar disable: engine is off, proceeding")
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return True
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carlog.warning("VW radar disable: Motor_54 not seen within timeout, assuming allowed")
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return True
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@staticmethod
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def _get_params_iq(stock_cp: structs.CarParams, ret: structs.IQCarParams, candidate, fingerprint: dict[int, dict[int, int]], car_fw: list[structs.CarParams.CarFw], alpha_long: bool, is_release_iq: bool, docs: bool) -> structs.IQCarParams:
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ret.longitudinalStoppingSpeedOverride = get_longitudinal_stopping_speed_override(candidate, stock_cp.flags)
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return ret
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