edge/selfdrive/car/nissan/interface.py

86 lines
3.0 KiB
Python

from cereal import car
from panda import Panda
from openpilot.selfdrive.car import create_button_events, get_safety_config, create_mads_event
from openpilot.selfdrive.car.interfaces import CarInterfaceBase
from openpilot.selfdrive.car.nissan.values import CAR
ButtonType = car.CarState.ButtonEvent.Type
GearShifter = car.CarState.GearShifter
class CarInterface(CarInterfaceBase):
@staticmethod
def _get_params(ret, candidate, fingerprint, car_fw, experimental_long, docs):
ret.carName = "nissan"
ret.safetyConfigs = [get_safety_config(car.CarParams.SafetyModel.nissan)]
ret.autoResumeSng = False
ret.steerLimitTimer = 1.0
ret.steerActuatorDelay = 0.1
ret.steerControlType = car.CarParams.SteerControlType.angle
ret.radarUnavailable = True
if candidate == CAR.NISSAN_ALTIMA:
# Altima has EPS on C-CAN unlike the others that have it on V-CAN
ret.safetyConfigs[0].safetyParam |= Panda.FLAG_NISSAN_ALT_EPS_BUS
return ret
# returns a car.CarState
def _update(self, c):
ret = self.CS.update(self.cp, self.cp_adas, self.cp_cam)
self.sp_update_params()
buttonEvents = create_button_events(self.CS.distance_button, self.CS.prev_distance_button, {1: ButtonType.gapAdjustCruise})
self.CS.mads_enabled = self.get_sp_cruise_main_state(ret, self.CS)
if ret.cruiseState.available:
if self.enable_mads:
if not self.CS.prev_mads_enabled and self.CS.mads_enabled:
self.CS.madsEnabled = True
self.CS.madsEnabled = self.get_acc_mads(ret.cruiseState.enabled, self.CS.accEnabled, self.CS.madsEnabled)
else:
self.CS.madsEnabled = False
if (not ret.cruiseState.enabled and self.CS.out.cruiseState.enabled) or \
self.get_sp_pedal_disengage(ret):
self.CS.madsEnabled, self.CS.accEnabled = self.get_sp_cancel_cruise_state(self.CS.madsEnabled)
ret.cruiseState.enabled = False if self.CP.pcmCruise else self.CS.accEnabled
ret, self.CS = self.get_sp_common_state(ret, self.CS, gap_button=bool(self.CS.distance_button))
# CANCEL
if self.CS.out.cruiseState.enabled and not ret.cruiseState.enabled:
be = car.CarState.ButtonEvent.new_message()
be.pressed = True
be.type = ButtonType.cancel
buttonEvents.append(be)
# MADS BUTTON
if self.CS.out.madsEnabled != self.CS.madsEnabled:
if self.mads_event_lock:
buttonEvents.append(create_mads_event(self.mads_event_lock))
self.mads_event_lock = False
else:
if not self.mads_event_lock:
buttonEvents.append(create_mads_event(self.mads_event_lock))
self.mads_event_lock = True
ret.buttonEvents = buttonEvents
events = self.create_common_events(ret, c, extra_gears=[GearShifter.sport, GearShifter.low, GearShifter.brake],
pcm_enable=False)
events, ret = self.create_sp_events(self.CS, ret, events)
if self.CS.lkas_enabled:
events.add(car.CarEvent.EventName.invalidLkasSetting)
ret.events = events.to_msg()
return ret