import copy
from cereal import car
from openpilot.common.conversions import Conversions as CV
from openpilot.common.numpy_fast import mean
from openpilot.common.filter_simple import FirstOrderFilter
from openpilot.common.realtime import DT_CTRL
from opendbc.can.can_define import CANDefine
from opendbc.can.parser import CANParser
from openpilot.selfdrive.car.interfaces import CarStateBase
from openpilot.selfdrive.car.toyota.values import ToyotaFlags, CAR, DBC, STEER_THRESHOLD, NO_STOP_TIMER_CAR, \
TSS2_CAR, RADAR_ACC_CAR, EPS_SCALE, UNSUPPORTED_DSU_CAR
SteerControlType = car.CarParams.SteerControlType
# These steering fault definitions seem to be common across LKA (torque) and LTA (angle):
# - high steer rate fault: goes to 21 or 25 for 1 frame, then 9 for 2 seconds
# - lka/lta msg drop out: goes to 9 then 11 for a combined total of 2 seconds, then 3.
# if using the other control command, goes directly to 3 after 1.5 seconds
# - initializing: LTA can report 0 as long as STEER_TORQUE_SENSOR->STEER_ANGLE_INITIALIZING is 1,
# and is a catch-all for LKA
TEMP_STEER_FAULTS = (0, 9, 11, 21, 25)
# - lka/lta msg drop out: 3 (recoverable)
# - prolonged high driver torque: 17 (permanent)
PERM_STEER_FAULTS = (3, 17)
[docs]
class CarState(CarStateBase):
def __init__(self, CP):
super().__init__(CP)
can_define = CANDefine(DBC[CP.carFingerprint]["pt"])
self.shifter_values = can_define.dv["GEAR_PACKET"]["GEAR"]
self.eps_torque_scale = EPS_SCALE[CP.carFingerprint] / 100.
self.cluster_speed_hyst_gap = CV.KPH_TO_MS / 2.
self.cluster_min_speed = CV.KPH_TO_MS / 2.
# On cars with cp.vl["STEER_TORQUE_SENSOR"]["STEER_ANGLE"]
# the signal is zeroed to where the steering angle is at start.
# Need to apply an offset as soon as the steering angle measurements are both received
self.accurate_steer_angle_seen = False
self.angle_offset = FirstOrderFilter(None, 60.0, DT_CTRL, initialized=False)
self.prev_distance_button = 0
self.distance_button = 0
self.pcm_follow_distance = 0
self.low_speed_lockout = False
self.acc_type = 1
self.lkas_hud = {}
[docs]
def update(self, cp, cp_cam):
ret = car.CarState.new_message()
ret.doorOpen = any([cp.vl["BODY_CONTROL_STATE"]["DOOR_OPEN_FL"], cp.vl["BODY_CONTROL_STATE"]["DOOR_OPEN_FR"],
cp.vl["BODY_CONTROL_STATE"]["DOOR_OPEN_RL"], cp.vl["BODY_CONTROL_STATE"]["DOOR_OPEN_RR"]])
ret.seatbeltUnlatched = cp.vl["BODY_CONTROL_STATE"]["SEATBELT_DRIVER_UNLATCHED"] != 0
ret.parkingBrake = cp.vl["BODY_CONTROL_STATE"]["PARKING_BRAKE"] == 1
ret.brakePressed = cp.vl["BRAKE_MODULE"]["BRAKE_PRESSED"] != 0
ret.brakeHoldActive = cp.vl["ESP_CONTROL"]["BRAKE_HOLD_ACTIVE"] == 1
ret.gasPressed = cp.vl["PCM_CRUISE"]["GAS_RELEASED"] == 0
ret.wheelSpeeds = self.get_wheel_speeds(
cp.vl["WHEEL_SPEEDS"]["WHEEL_SPEED_FL"],
cp.vl["WHEEL_SPEEDS"]["WHEEL_SPEED_FR"],
cp.vl["WHEEL_SPEEDS"]["WHEEL_SPEED_RL"],
cp.vl["WHEEL_SPEEDS"]["WHEEL_SPEED_RR"],
)
ret.vEgoRaw = mean([ret.wheelSpeeds.fl, ret.wheelSpeeds.fr, ret.wheelSpeeds.rl, ret.wheelSpeeds.rr])
ret.vEgo, ret.aEgo = self.update_speed_kf(ret.vEgoRaw)
ret.vEgoCluster = ret.vEgo * 1.015 # minimum of all the cars
ret.standstill = abs(ret.vEgoRaw) < 1e-3
ret.steeringAngleDeg = cp.vl["STEER_ANGLE_SENSOR"]["STEER_ANGLE"] + cp.vl["STEER_ANGLE_SENSOR"]["STEER_FRACTION"]
ret.steeringRateDeg = cp.vl["STEER_ANGLE_SENSOR"]["STEER_RATE"]
torque_sensor_angle_deg = cp.vl["STEER_TORQUE_SENSOR"]["STEER_ANGLE"]
# On some cars, the angle measurement is non-zero while initializing
if abs(torque_sensor_angle_deg) > 1e-3 and not bool(cp.vl["STEER_TORQUE_SENSOR"]["STEER_ANGLE_INITIALIZING"]):
self.accurate_steer_angle_seen = True
if self.accurate_steer_angle_seen:
# Offset seems to be invalid for large steering angles and high angle rates
if abs(ret.steeringAngleDeg) < 90 and abs(ret.steeringRateDeg) < 100 and cp.can_valid:
self.angle_offset.update(torque_sensor_angle_deg - ret.steeringAngleDeg)
if self.angle_offset.initialized:
ret.steeringAngleOffsetDeg = self.angle_offset.x
ret.steeringAngleDeg = torque_sensor_angle_deg - self.angle_offset.x
can_gear = int(cp.vl["GEAR_PACKET"]["GEAR"])
ret.gearShifter = self.parse_gear_shifter(self.shifter_values.get(can_gear, None))
ret.leftBlinker = cp.vl["BLINKERS_STATE"]["TURN_SIGNALS"] == 1
ret.rightBlinker = cp.vl["BLINKERS_STATE"]["TURN_SIGNALS"] == 2
if self.CP.carFingerprint != CAR.TOYOTA_MIRAI:
ret.engineRpm = cp.vl["ENGINE_RPM"]["RPM"]
ret.steeringTorque = cp.vl["STEER_TORQUE_SENSOR"]["STEER_TORQUE_DRIVER"]
ret.steeringTorqueEps = cp.vl["STEER_TORQUE_SENSOR"]["STEER_TORQUE_EPS"] * self.eps_torque_scale
# we could use the override bit from dbc, but it's triggered at too high torque values
ret.steeringPressed = abs(ret.steeringTorque) > STEER_THRESHOLD
# Check EPS LKA/LTA fault status
ret.steerFaultTemporary = cp.vl["EPS_STATUS"]["LKA_STATE"] in TEMP_STEER_FAULTS
ret.steerFaultPermanent = cp.vl["EPS_STATUS"]["LKA_STATE"] in PERM_STEER_FAULTS
if self.CP.steerControlType == SteerControlType.angle:
ret.steerFaultTemporary = ret.steerFaultTemporary or cp.vl["EPS_STATUS"]["LTA_STATE"] in TEMP_STEER_FAULTS
ret.steerFaultPermanent = ret.steerFaultPermanent or cp.vl["EPS_STATUS"]["LTA_STATE"] in PERM_STEER_FAULTS
if self.CP.carFingerprint in UNSUPPORTED_DSU_CAR:
# TODO: find the bit likely in DSU_CRUISE that describes an ACC fault. one may also exist in CLUTCH
ret.cruiseState.available = cp.vl["DSU_CRUISE"]["MAIN_ON"] != 0
ret.cruiseState.speed = cp.vl["DSU_CRUISE"]["SET_SPEED"] * CV.KPH_TO_MS
cluster_set_speed = cp.vl["PCM_CRUISE_ALT"]["UI_SET_SPEED"]
else:
ret.accFaulted = cp.vl["PCM_CRUISE_2"]["ACC_FAULTED"] != 0
ret.cruiseState.available = cp.vl["PCM_CRUISE_2"]["MAIN_ON"] != 0
ret.cruiseState.speed = cp.vl["PCM_CRUISE_2"]["SET_SPEED"] * CV.KPH_TO_MS
cluster_set_speed = cp.vl["PCM_CRUISE_SM"]["UI_SET_SPEED"]
# UI_SET_SPEED is always non-zero when main is on, hide until first enable
if ret.cruiseState.speed != 0:
is_metric = cp.vl["BODY_CONTROL_STATE_2"]["UNITS"] in (1, 2)
conversion_factor = CV.KPH_TO_MS if is_metric else CV.MPH_TO_MS
ret.cruiseState.speedCluster = cluster_set_speed * conversion_factor
cp_acc = cp_cam if self.CP.carFingerprint in (TSS2_CAR - RADAR_ACC_CAR) else cp
if self.CP.carFingerprint in TSS2_CAR and not self.CP.flags & ToyotaFlags.DISABLE_RADAR.value:
if not (self.CP.flags & ToyotaFlags.SMART_DSU.value):
self.acc_type = cp_acc.vl["ACC_CONTROL"]["ACC_TYPE"]
ret.stockFcw = bool(cp_acc.vl["PCS_HUD"]["FCW"])
# some TSS2 cars have low speed lockout permanently set, so ignore on those cars
# these cars are identified by an ACC_TYPE value of 2.
# TODO: it is possible to avoid the lockout and gain stop and go if you
# send your own ACC_CONTROL msg on startup with ACC_TYPE set to 1
if (self.CP.carFingerprint not in TSS2_CAR and self.CP.carFingerprint not in UNSUPPORTED_DSU_CAR) or \
(self.CP.carFingerprint in TSS2_CAR and self.acc_type == 1):
self.low_speed_lockout = cp.vl["PCM_CRUISE_2"]["LOW_SPEED_LOCKOUT"] == 2
self.pcm_acc_status = cp.vl["PCM_CRUISE"]["CRUISE_STATE"]
if self.CP.carFingerprint not in (NO_STOP_TIMER_CAR - TSS2_CAR):
# ignore standstill state in certain vehicles, since pcm allows to restart with just an acceleration request
ret.cruiseState.standstill = self.pcm_acc_status == 7
ret.cruiseState.enabled = bool(cp.vl["PCM_CRUISE"]["CRUISE_ACTIVE"])
ret.cruiseState.nonAdaptive = self.pcm_acc_status in (1, 2, 3, 4, 5, 6)
ret.genericToggle = bool(cp.vl["LIGHT_STALK"]["AUTO_HIGH_BEAM"])
ret.espDisabled = cp.vl["ESP_CONTROL"]["TC_DISABLED"] != 0
if not self.CP.enableDsu and not self.CP.flags & ToyotaFlags.DISABLE_RADAR.value:
ret.stockAeb = bool(cp_acc.vl["PRE_COLLISION"]["PRECOLLISION_ACTIVE"] and cp_acc.vl["PRE_COLLISION"]["FORCE"] < -1e-5)
if self.CP.enableBsm:
ret.leftBlindspot = (cp.vl["BSM"]["L_ADJACENT"] == 1) or (cp.vl["BSM"]["L_APPROACHING"] == 1)
ret.rightBlindspot = (cp.vl["BSM"]["R_ADJACENT"] == 1) or (cp.vl["BSM"]["R_APPROACHING"] == 1)
if self.CP.carFingerprint != CAR.TOYOTA_PRIUS_V:
self.lkas_hud = copy.copy(cp_cam.vl["LKAS_HUD"])
if self.CP.carFingerprint not in UNSUPPORTED_DSU_CAR:
self.pcm_follow_distance = cp.vl["PCM_CRUISE_2"]["PCM_FOLLOW_DISTANCE"]
if self.CP.carFingerprint in (TSS2_CAR - RADAR_ACC_CAR) or (self.CP.flags & ToyotaFlags.SMART_DSU and not self.CP.flags & ToyotaFlags.RADAR_CAN_FILTER):
# distance button is wired to the ACC module (camera or radar)
self.prev_distance_button = self.distance_button
if self.CP.carFingerprint in (TSS2_CAR - RADAR_ACC_CAR):
self.distance_button = cp_acc.vl["ACC_CONTROL"]["DISTANCE"]
else:
self.distance_button = cp.vl["SDSU"]["FD_BUTTON"]
return ret
[docs]
@staticmethod
def get_can_parser(CP):
messages = [
("GEAR_PACKET", 1),
("LIGHT_STALK", 1),
("BLINKERS_STATE", 0.15),
("BODY_CONTROL_STATE", 3),
("BODY_CONTROL_STATE_2", 2),
("ESP_CONTROL", 3),
("EPS_STATUS", 25),
("BRAKE_MODULE", 40),
("WHEEL_SPEEDS", 80),
("STEER_ANGLE_SENSOR", 80),
("PCM_CRUISE", 33),
("PCM_CRUISE_SM", 1),
("STEER_TORQUE_SENSOR", 50),
]
if CP.carFingerprint != CAR.TOYOTA_MIRAI:
messages.append(("ENGINE_RPM", 42))
if CP.carFingerprint in UNSUPPORTED_DSU_CAR:
messages.append(("DSU_CRUISE", 5))
messages.append(("PCM_CRUISE_ALT", 1))
else:
messages.append(("PCM_CRUISE_2", 33))
if CP.enableBsm:
messages.append(("BSM", 1))
if CP.carFingerprint in RADAR_ACC_CAR and not CP.flags & ToyotaFlags.DISABLE_RADAR.value:
if not CP.flags & ToyotaFlags.SMART_DSU.value:
messages += [
("ACC_CONTROL", 33),
]
messages += [
("PCS_HUD", 1),
]
if CP.carFingerprint not in (TSS2_CAR - RADAR_ACC_CAR) and not CP.enableDsu and not CP.flags & ToyotaFlags.DISABLE_RADAR.value:
messages += [
("PRE_COLLISION", 33),
]
if CP.flags & ToyotaFlags.SMART_DSU and not CP.flags & ToyotaFlags.RADAR_CAN_FILTER:
messages += [
("SDSU", 100),
]
return CANParser(DBC[CP.carFingerprint]["pt"], messages, 0)
[docs]
@staticmethod
def get_cam_can_parser(CP):
messages = []
if CP.carFingerprint != CAR.TOYOTA_PRIUS_V:
messages += [
("LKAS_HUD", 1),
]
if CP.carFingerprint in (TSS2_CAR - RADAR_ACC_CAR):
messages += [
("PRE_COLLISION", 33),
("ACC_CONTROL", 33),
("PCS_HUD", 1),
]
return CANParser(DBC[CP.carFingerprint]["pt"], messages, 2)