2025-04-19 08:05:49 +09:00

125 lines
4.0 KiB
Python

from dataclasses import dataclass, field
from enum import Enum, IntFlag
from opendbc.car import AngleSteeringLimits, Bus, CarSpecs, DbcDict, PlatformConfig, Platforms, uds
from opendbc.car.structs import CarParams
from opendbc.car.docs_definitions import CarDocs, CarFootnote, CarHarness, CarParts, Column
from opendbc.car.fw_query_definitions import FwQueryConfig, Request, StdQueries
Ecu = CarParams.Ecu
class CarControllerParams:
ANGLE_LIMITS: AngleSteeringLimits = AngleSteeringLimits(
# When output steering Angle not within range -1311 and 1310,
# CANPacker packs wrong angle output to be decoded by panda
600, # deg, reasonable limit
([0., 5., 15.], [5., .8, .15]),
([0., 5., 15.], [5., 3.5, 0.4]),
)
LKAS_MAX_TORQUE = 1 # A value of 1 is easy to overpower
STEER_THRESHOLD = 1.0
def __init__(self, CP):
pass
class NissanSafetyFlags(IntFlag):
ALT_EPS_BUS = 1
class Footnote(Enum):
SETUP = CarFootnote(
"See more setup details for <a href=\"https://github.com/commaai/openpilot/wiki/nissan\" target=\"_blank\">Nissan</a>.",
Column.MAKE, setup_note=True)
@dataclass
class NissanCarDocs(CarDocs):
package: str = "ProPILOT Assist"
car_parts: CarParts = field(default_factory=CarParts.common([CarHarness.nissan_a]))
footnotes: list[Enum] = field(default_factory=lambda: [Footnote.SETUP])
@dataclass(frozen=True)
class NissanCarSpecs(CarSpecs):
centerToFrontRatio: float = 0.44
steerRatio: float = 17.
@dataclass
class NissanPlatformConfig(PlatformConfig):
dbc_dict: DbcDict = field(default_factory=lambda: {Bus.pt: 'nissan_x_trail_2017_generated'})
class CAR(Platforms):
NISSAN_XTRAIL = NissanPlatformConfig(
[NissanCarDocs("Nissan X-Trail 2017")],
NissanCarSpecs(mass=1610, wheelbase=2.705)
)
NISSAN_LEAF = NissanPlatformConfig(
[NissanCarDocs("Nissan Leaf 2018-23", video_link="https://youtu.be/vaMbtAh_0cY")],
NissanCarSpecs(mass=1610, wheelbase=2.705),
{Bus.pt: 'nissan_leaf_2018_generated'},
)
# Leaf with ADAS ECU found behind instrument cluster instead of glovebox
# Currently the only known difference between them is the inverted seatbelt signal.
NISSAN_LEAF_IC = NISSAN_LEAF.override(car_docs=[])
NISSAN_ROGUE = NissanPlatformConfig(
[NissanCarDocs("Nissan Rogue 2018-20")],
NissanCarSpecs(mass=1610, wheelbase=2.705)
)
NISSAN_ALTIMA = NissanPlatformConfig(
[NissanCarDocs("Nissan Altima 2019-20", car_parts=CarParts.common([CarHarness.nissan_b]))],
NissanCarSpecs(mass=1492, wheelbase=2.824)
)
DBC = CAR.create_dbc_map()
# Default diagnostic session
NISSAN_DIAGNOSTIC_REQUEST_KWP = bytes([uds.SERVICE_TYPE.DIAGNOSTIC_SESSION_CONTROL, 0x81])
NISSAN_DIAGNOSTIC_RESPONSE_KWP = bytes([uds.SERVICE_TYPE.DIAGNOSTIC_SESSION_CONTROL + 0x40, 0x81])
# Manufacturer specific
NISSAN_DIAGNOSTIC_REQUEST_KWP_2 = bytes([uds.SERVICE_TYPE.DIAGNOSTIC_SESSION_CONTROL, 0xda])
NISSAN_DIAGNOSTIC_RESPONSE_KWP_2 = bytes([uds.SERVICE_TYPE.DIAGNOSTIC_SESSION_CONTROL + 0x40, 0xda])
NISSAN_VERSION_REQUEST_KWP = b'\x21\x83'
NISSAN_VERSION_RESPONSE_KWP = b'\x61\x83'
NISSAN_RX_OFFSET = 0x20
FW_QUERY_CONFIG = FwQueryConfig(
requests=[request for bus, logging in ((0, False), (1, True)) for request in [
Request(
[NISSAN_DIAGNOSTIC_REQUEST_KWP, NISSAN_VERSION_REQUEST_KWP],
[NISSAN_DIAGNOSTIC_RESPONSE_KWP, NISSAN_VERSION_RESPONSE_KWP],
bus=bus,
logging=logging,
),
Request(
[NISSAN_DIAGNOSTIC_REQUEST_KWP, NISSAN_VERSION_REQUEST_KWP],
[NISSAN_DIAGNOSTIC_RESPONSE_KWP, NISSAN_VERSION_RESPONSE_KWP],
rx_offset=NISSAN_RX_OFFSET,
bus=bus,
logging=logging,
),
# Rogue's engine solely responds to this
Request(
[NISSAN_DIAGNOSTIC_REQUEST_KWP_2, NISSAN_VERSION_REQUEST_KWP],
[NISSAN_DIAGNOSTIC_RESPONSE_KWP_2, NISSAN_VERSION_RESPONSE_KWP],
bus=bus,
logging=logging,
),
Request(
[StdQueries.MANUFACTURER_SOFTWARE_VERSION_REQUEST],
[StdQueries.MANUFACTURER_SOFTWARE_VERSION_RESPONSE],
rx_offset=NISSAN_RX_OFFSET,
bus=bus,
logging=logging,
),
]],
)