Files
StarPilot/selfdrive/car/gm/carstate.py
T
Shane Smiskol 7b0bc2c163 GM: Revert noisy brake pressed signal (#24612)
* Revert "GM: Fix noisy brake pressed (#23712)"

This reverts commit 2cd30c56d9e591d547ebf16292dd6b75aeee9fdd.

* keep this

* same check, but don't clip CS.brake

* bump panda

* bump panda to master
old-commit-hash: 1b114464a94aadf4cb10494c53c610457be06d4c
2022-05-20 19:59:15 -07:00

140 lines
5.5 KiB
Python

from cereal import car
from common.numpy_fast import mean
from opendbc.can.can_define import CANDefine
from opendbc.can.parser import CANParser
from selfdrive.car.interfaces import CarStateBase
from selfdrive.car.gm.values import DBC, CAR, AccState, CanBus, STEER_THRESHOLD
class CarState(CarStateBase):
def __init__(self, CP):
super().__init__(CP)
can_define = CANDefine(DBC[CP.carFingerprint]["pt"])
self.shifter_values = can_define.dv["ECMPRDNL"]["PRNDL"]
self.lka_steering_cmd_counter = 0
def update(self, pt_cp, loopback_cp):
ret = car.CarState.new_message()
self.prev_cruise_buttons = self.cruise_buttons
self.cruise_buttons = pt_cp.vl["ASCMSteeringButton"]["ACCButtons"]
ret.wheelSpeeds = self.get_wheel_speeds(
pt_cp.vl["EBCMWheelSpdFront"]["FLWheelSpd"],
pt_cp.vl["EBCMWheelSpdFront"]["FRWheelSpd"],
pt_cp.vl["EBCMWheelSpdRear"]["RLWheelSpd"],
pt_cp.vl["EBCMWheelSpdRear"]["RRWheelSpd"],
)
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.standstill = ret.vEgoRaw < 0.01
ret.gearShifter = self.parse_gear_shifter(self.shifter_values.get(pt_cp.vl["ECMPRDNL"]["PRNDL"], None))
# Brake pedal's potentiometer returns near-zero reading even when pedal is not pressed.
ret.brake = pt_cp.vl["EBCMBrakePedalPosition"]["BrakePedalPosition"] / 0xd0
ret.brakePressed = pt_cp.vl["EBCMBrakePedalPosition"]["BrakePedalPosition"] >= 10
# Regen braking is braking
if self.car_fingerprint == CAR.VOLT:
ret.brakePressed = ret.brakePressed or pt_cp.vl["EBCMRegenPaddle"]["RegenPaddle"] != 0
ret.gas = pt_cp.vl["AcceleratorPedal2"]["AcceleratorPedal2"] / 254.
ret.gasPressed = ret.gas > 1e-5
ret.steeringAngleDeg = pt_cp.vl["PSCMSteeringAngle"]["SteeringWheelAngle"]
ret.steeringRateDeg = pt_cp.vl["PSCMSteeringAngle"]["SteeringWheelRate"]
ret.steeringTorque = pt_cp.vl["PSCMStatus"]["LKADriverAppldTrq"]
ret.steeringTorqueEps = pt_cp.vl["PSCMStatus"]["LKATorqueDelivered"]
ret.steeringPressed = abs(ret.steeringTorque) > STEER_THRESHOLD
self.lka_steering_cmd_counter = loopback_cp.vl["ASCMLKASteeringCmd"]["RollingCounter"]
# 0 inactive, 1 active, 2 temporarily limited, 3 failed
self.lkas_status = pt_cp.vl["PSCMStatus"]["LKATorqueDeliveredStatus"]
ret.steerFaultTemporary = self.lkas_status == 2
ret.steerFaultPermanent = self.lkas_status == 3
# 1 - open, 0 - closed
ret.doorOpen = (pt_cp.vl["BCMDoorBeltStatus"]["FrontLeftDoor"] == 1 or
pt_cp.vl["BCMDoorBeltStatus"]["FrontRightDoor"] == 1 or
pt_cp.vl["BCMDoorBeltStatus"]["RearLeftDoor"] == 1 or
pt_cp.vl["BCMDoorBeltStatus"]["RearRightDoor"] == 1)
# 1 - latched
ret.seatbeltUnlatched = pt_cp.vl["BCMDoorBeltStatus"]["LeftSeatBelt"] == 0
ret.leftBlinker = pt_cp.vl["BCMTurnSignals"]["TurnSignals"] == 1
ret.rightBlinker = pt_cp.vl["BCMTurnSignals"]["TurnSignals"] == 2
ret.parkingBrake = pt_cp.vl["EPBStatus"]["EPBClosed"] == 1
ret.cruiseState.available = pt_cp.vl["ECMEngineStatus"]["CruiseMainOn"] != 0
ret.espDisabled = pt_cp.vl["ESPStatus"]["TractionControlOn"] != 1
ret.accFaulted = pt_cp.vl["AcceleratorPedal2"]["CruiseState"] == AccState.FAULTED
ret.cruiseState.enabled = pt_cp.vl["AcceleratorPedal2"]["CruiseState"] != AccState.OFF
ret.cruiseState.standstill = pt_cp.vl["AcceleratorPedal2"]["CruiseState"] == AccState.STANDSTILL
return ret
@staticmethod
def get_can_parser(CP):
signals = [
# sig_name, sig_address
("BrakePedalPosition", "EBCMBrakePedalPosition"),
("FrontLeftDoor", "BCMDoorBeltStatus"),
("FrontRightDoor", "BCMDoorBeltStatus"),
("RearLeftDoor", "BCMDoorBeltStatus"),
("RearRightDoor", "BCMDoorBeltStatus"),
("LeftSeatBelt", "BCMDoorBeltStatus"),
("RightSeatBelt", "BCMDoorBeltStatus"),
("TurnSignals", "BCMTurnSignals"),
("AcceleratorPedal2", "AcceleratorPedal2"),
("CruiseState", "AcceleratorPedal2"),
("ACCButtons", "ASCMSteeringButton"),
("SteeringWheelAngle", "PSCMSteeringAngle"),
("SteeringWheelRate", "PSCMSteeringAngle"),
("FLWheelSpd", "EBCMWheelSpdFront"),
("FRWheelSpd", "EBCMWheelSpdFront"),
("RLWheelSpd", "EBCMWheelSpdRear"),
("RRWheelSpd", "EBCMWheelSpdRear"),
("PRNDL", "ECMPRDNL"),
("LKADriverAppldTrq", "PSCMStatus"),
("LKATorqueDelivered", "PSCMStatus"),
("LKATorqueDeliveredStatus", "PSCMStatus"),
("TractionControlOn", "ESPStatus"),
("EPBClosed", "EPBStatus"),
("CruiseMainOn", "ECMEngineStatus"),
]
checks = [
("BCMTurnSignals", 1),
("ECMPRDNL", 10),
("PSCMStatus", 10),
("ESPStatus", 10),
("BCMDoorBeltStatus", 10),
("EPBStatus", 20),
("EBCMWheelSpdFront", 20),
("EBCMWheelSpdRear", 20),
("AcceleratorPedal2", 33),
("ASCMSteeringButton", 33),
("ECMEngineStatus", 100),
("PSCMSteeringAngle", 100),
("EBCMBrakePedalPosition", 100),
]
if CP.carFingerprint == CAR.VOLT:
signals.append(("RegenPaddle", "EBCMRegenPaddle"))
checks.append(("EBCMRegenPaddle", 50))
return CANParser(DBC[CP.carFingerprint]["pt"], signals, checks, CanBus.POWERTRAIN)
@staticmethod
def get_loopback_can_parser(CP):
signals = [
("RollingCounter", "ASCMLKASteeringCmd"),
]
checks = [
("ASCMLKASteeringCmd", 50),
]
return CANParser(DBC[CP.carFingerprint]["pt"], signals, checks, CanBus.LOOPBACK)