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sunnypilot-byd/opendbc_repo/opendbc/car/mazda/values.py
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github-actions[bot] de77c89cf6 sunnypilot v2026.002.000
version: sunnypilot v2026.002.000 (staging)
date: 2026-07-21T07:44:02
master commit: 2c334ede443d7391d27575af8c854a095ba702a8
2026-07-21 07:44:02 +00:00

104 lines
2.8 KiB
Python

from dataclasses import dataclass, field
from enum import IntFlag
from opendbc.car import Bus, CarSpecs, DbcDict, PlatformConfig, Platforms
from opendbc.car.common.conversions import Conversions as CV
from opendbc.car.structs import CarParams
from opendbc.car.docs_definitions import CarHarness, CarDocs, CarParts
from opendbc.car.fw_query_definitions import FwQueryConfig, Request, StdQueries
Ecu = CarParams.Ecu
# Steer torque limits
class CarControllerParams:
STEER_MAX = 800 # theoretical max_steer 2047
STEER_DELTA_UP = 10 # torque increase per refresh
STEER_DELTA_DOWN = 25 # torque decrease per refresh
STEER_DRIVER_ALLOWANCE = 15 # allowed driver torque before start limiting
STEER_DRIVER_MULTIPLIER = 1 # weight driver torque
STEER_DRIVER_FACTOR = 1 # from dbc
STEER_STEP = 1 # 100 Hz
def __init__(self, CP):
pass
@dataclass
class MazdaCarDocs(CarDocs):
package: str = "All"
car_parts: CarParts = field(default_factory=CarParts.common([CarHarness.mazda]))
@dataclass(frozen=True, kw_only=True)
class MazdaCarSpecs(CarSpecs):
tireStiffnessFactor: float = 0.7 # not optimized yet
class MazdaFlags(IntFlag):
# Static flags
# Gen 1 hardware: same CAN messages and same camera
GEN1 = 1
@dataclass
class MazdaPlatformConfig(PlatformConfig):
dbc_dict: DbcDict = field(default_factory=lambda: {Bus.pt: 'mazda_2017'})
flags: int = MazdaFlags.GEN1
class CAR(Platforms):
MAZDA_CX5 = MazdaPlatformConfig(
[MazdaCarDocs("Mazda CX-5 2017-21")],
MazdaCarSpecs(mass=3655 * CV.LB_TO_KG, wheelbase=2.7, steerRatio=15.5)
)
MAZDA_CX9 = MazdaPlatformConfig(
[MazdaCarDocs("Mazda CX-9 2016-20")],
MazdaCarSpecs(mass=4217 * CV.LB_TO_KG, wheelbase=3.1, steerRatio=17.6)
)
MAZDA_3 = MazdaPlatformConfig(
[MazdaCarDocs("Mazda 3 2017-18")],
MazdaCarSpecs(mass=2875 * CV.LB_TO_KG, wheelbase=2.7, steerRatio=14.0)
)
MAZDA_6 = MazdaPlatformConfig(
[MazdaCarDocs("Mazda 6 2017-20")],
MazdaCarSpecs(mass=3443 * CV.LB_TO_KG, wheelbase=2.83, steerRatio=15.5)
)
MAZDA_CX9_2021 = MazdaPlatformConfig(
[MazdaCarDocs("Mazda CX-9 2021-23", video="https://youtu.be/dA3duO4a0O4")],
MAZDA_CX9.specs
)
MAZDA_CX5_2022 = MazdaPlatformConfig(
[MazdaCarDocs("Mazda CX-5 2022-25")],
MAZDA_CX5.specs,
)
class LKAS_LIMITS:
STEER_THRESHOLD = 15
DISABLE_SPEED = 45 # kph
ENABLE_SPEED = 52 # kph
class Buttons:
NONE = 0
SET_PLUS = 1
SET_MINUS = 2
RESUME = 3
CANCEL = 4
FW_QUERY_CONFIG = FwQueryConfig(
requests=[
# TODO: check data to ensure ABS does not skip ISO-TP frames on bus 0
Request(
[StdQueries.MANUFACTURER_SOFTWARE_VERSION_REQUEST],
[StdQueries.MANUFACTURER_SOFTWARE_VERSION_RESPONSE],
bus=0,
),
],
)
DBC = CAR.create_dbc_map()