7fa972be6a
version: sunnypilot v2025.003.000 (dev) date: 2026-02-09T02:04:38 master commit: 254f55ac15a40343d7255f2f098de3442e0c4a6f
188 lines
7.6 KiB
Python
188 lines
7.6 KiB
Python
from cereal import car, log
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from opendbc.car import DT_CTRL, structs
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from opendbc.car.car_helpers import interfaces
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from opendbc.car.interfaces import MAX_CTRL_SPEED
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from opendbc.car.toyota.values import ToyotaFlags
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from openpilot.selfdrive.selfdrived.events import Events
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ButtonType = structs.CarState.ButtonEvent.Type
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GearShifter = structs.CarState.GearShifter
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EventName = log.OnroadEvent.EventName
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NetworkLocation = structs.CarParams.NetworkLocation
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class CarSpecificEvents:
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def __init__(self, CP: structs.CarParams):
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self.CP = CP
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self.steering_unpressed = 0
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self.low_speed_alert = False
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self.no_steer_warning = False
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self.silent_steer_warning = True
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def update(self, CS: car.CarState, CS_prev: car.CarState, CC: car.CarControl):
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if self.CP.brand in ('body', 'mock'):
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return Events()
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events = self.create_common_events(CS, CS_prev)
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if self.CP.brand == 'chrysler':
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# Low speed steer alert hysteresis logic
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if self.CP.minSteerSpeed > 0. and CS.vEgo < (self.CP.minSteerSpeed + 0.5):
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self.low_speed_alert = True
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elif CS.vEgo > (self.CP.minSteerSpeed + 1.):
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self.low_speed_alert = False
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if self.low_speed_alert:
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events.add(EventName.belowSteerSpeed)
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elif self.CP.brand == 'honda':
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if self.CP.pcmCruise and CS.vEgo < self.CP.minEnableSpeed:
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events.add(EventName.belowEngageSpeed)
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if self.CP.pcmCruise:
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# we engage when pcm is active (rising edge)
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if CS.cruiseState.enabled and not CS_prev.cruiseState.enabled:
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events.add(EventName.pcmEnable)
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elif not CS.cruiseState.enabled and (CC.actuators.accel >= 0. or not self.CP.openpilotLongitudinalControl):
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# it can happen that car cruise disables while comma system is enabled: need to
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# keep braking if needed or if the speed is very low
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if CS.vEgo < self.CP.minEnableSpeed + 2.:
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# non loud alert if cruise disables below 25mph as expected (+ a little margin)
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events.add(EventName.speedTooLow)
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else:
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events.add(EventName.cruiseDisabled)
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if self.CP.minEnableSpeed > 0 and CS.vEgo < 0.001:
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events.add(EventName.manualRestart)
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elif self.CP.brand == 'toyota':
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# TODO: when we check for unexpected disengagement, check gear not S1, S2, S3
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if self.CP.openpilotLongitudinalControl:
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# Only can leave standstill when planner wants to move
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if CS.cruiseState.standstill and not CS.brakePressed and (CC.cruiseControl.resume or self.CP.flags & ToyotaFlags.HYBRID.value):
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events.add(EventName.resumeRequired)
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if CS.vEgo < self.CP.minEnableSpeed:
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events.add(EventName.belowEngageSpeed)
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if CC.actuators.accel > 0.3:
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# some margin on the actuator to not false trigger cancellation while stopping
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events.add(EventName.speedTooLow)
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if CS.vEgo < 0.001:
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# while in standstill, send a user alert
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events.add(EventName.manualRestart)
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elif self.CP.brand == 'gm':
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# Enabling at a standstill with brake is allowed
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# TODO: verify 17 Volt can enable for the first time at a stop and allow for all GMs
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if CS.vEgo < self.CP.minEnableSpeed and not (CS.standstill and CS.brake >= 20 and
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self.CP.networkLocation == NetworkLocation.fwdCamera):
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events.add(EventName.belowEngageSpeed)
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if CS.cruiseState.standstill:
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events.add(EventName.resumeRequired)
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elif self.CP.brand == 'volkswagen':
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if self.CP.openpilotLongitudinalControl:
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if CS.vEgo < self.CP.minEnableSpeed + 0.5:
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events.add(EventName.belowEngageSpeed)
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if CC.enabled and CS.vEgo < self.CP.minEnableSpeed:
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events.add(EventName.speedTooLow)
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# TODO: this needs to be implemented generically in carState struct
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# if CC.eps_timer_soft_disable_alert:
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# events.add(EventName.steerTimeLimit)
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return events
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def create_common_events(self, CS: structs.CarState, CS_prev: car.CarState):
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events = Events()
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CI = interfaces[self.CP.carFingerprint]
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# TODO: cleanup the honda-specific logic
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pcm_enable = self.CP.pcmCruise and self.CP.brand != 'honda'
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# TODO: on some hyundai cars, the cancel button is also the pause/resume button,
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# so only use it for cancel when running openpilot longitudinal
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allow_button_cancel = self.CP.brand != 'hyundai'
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if CS.doorOpen:
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events.add(EventName.doorOpen)
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if CS.seatbeltUnlatched:
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events.add(EventName.seatbeltNotLatched)
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if CS.gearShifter != GearShifter.drive and CS.gearShifter not in CI.DRIVABLE_GEARS:
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events.add(EventName.wrongGear)
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if CS.gearShifter == GearShifter.reverse:
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events.add(EventName.reverseGear)
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if not CS.cruiseState.available:
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events.add(EventName.wrongCarMode)
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if CS.espDisabled:
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events.add(EventName.espDisabled)
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if CS.espActive:
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events.add(EventName.espActive)
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if CS.stockFcw:
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events.add(EventName.stockFcw)
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if CS.stockAeb:
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events.add(EventName.stockAeb)
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if CS.stockLkas:
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events.add(EventName.stockLkas)
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if CS.vEgo > MAX_CTRL_SPEED:
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events.add(EventName.speedTooHigh)
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if CS.cruiseState.nonAdaptive:
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events.add(EventName.wrongCruiseMode)
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if CS.brakeHoldActive and self.CP.openpilotLongitudinalControl:
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events.add(EventName.brakeHold)
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if CS.parkingBrake:
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events.add(EventName.parkBrake)
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if CS.accFaulted:
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events.add(EventName.accFaulted)
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if CS.steeringPressed:
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events.add(EventName.steerOverride)
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if CS.steeringDisengage and not CS_prev.steeringDisengage:
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events.add(EventName.steerDisengage)
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if CS.brakePressed and CS.standstill:
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events.add(EventName.preEnableStandstill)
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if CS.gasPressed:
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events.add(EventName.gasPressedOverride)
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if CS.vehicleSensorsInvalid:
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events.add(EventName.vehicleSensorsInvalid)
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if CS.invalidLkasSetting:
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events.add(EventName.invalidLkasSetting)
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if CS.lowSpeedAlert:
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events.add(EventName.belowSteerSpeed)
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if CS.buttonEnable:
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events.add(EventName.buttonEnable)
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# Handle cancel button presses
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for b in CS.buttonEvents:
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# Disable on rising and falling edge of cancel for both stock and OP long
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# TODO: only check the cancel button with openpilot longitudinal on all brands to match panda safety
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if b.type == ButtonType.cancel and (allow_button_cancel or not self.CP.pcmCruise):
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events.add(EventName.buttonCancel)
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# Handle permanent and temporary steering faults
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self.steering_unpressed = 0 if CS.steeringPressed else self.steering_unpressed + 1
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if CS.steerFaultTemporary:
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if CS.steeringPressed and (not CS_prev.steerFaultTemporary or self.no_steer_warning):
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self.no_steer_warning = True
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else:
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self.no_steer_warning = False
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# if the user overrode recently, show a less harsh alert
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if self.silent_steer_warning or CS.standstill or self.steering_unpressed < int(1.5 / DT_CTRL):
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self.silent_steer_warning = True
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events.add(EventName.steerTempUnavailableSilent)
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else:
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events.add(EventName.steerTempUnavailable)
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else:
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self.no_steer_warning = False
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self.silent_steer_warning = False
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if CS.steerFaultPermanent:
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events.add(EventName.steerUnavailable)
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# we engage when pcm is active (rising edge)
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# enabling can optionally be blocked by the car interface
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if pcm_enable:
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if CS.cruiseState.enabled and not CS_prev.cruiseState.enabled and not CS.blockPcmEnable:
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events.add(EventName.pcmEnable)
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elif not CS.cruiseState.enabled:
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events.add(EventName.pcmDisable)
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return events
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