openpilot is an open source driver assistance system. openpilot performs the functions of Automated Lane Centering and Adaptive Cruise Control for over 200 supported car makes and models.
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2.4 KiB

import os
import time
import pytest
from panda import Panda, PandaDFU, McuType, BASEDIR
def check_signature(p):
assert not p.bootstub, "Flashed firmware not booting. Stuck in bootstub."
assert p.up_to_date()
def test_dfu(p):
app_mcu_type = p.get_mcu_type()
dfu_serial = p.get_dfu_serial()
p.reset(enter_bootstub=True)
p.reset(enter_bootloader=True)
assert Panda.wait_for_dfu(dfu_serial, timeout=19), "failed to enter DFU"
dfu = PandaDFU(dfu_serial)
assert dfu.get_mcu_type() == app_mcu_type
assert dfu_serial in PandaDFU.list()
dfu._handle.clear_status()
dfu.reset()
p.reconnect()
# TODO: make more comprehensive bootstub tests and run on a few production ones + current
# TODO: also test release-signed app
@pytest.mark.timeout(30)
def test_known_bootstub(p):
"""
Test that compiled app can work with known production bootstub
"""
known_bootstubs = {
# covers the two cases listed in Panda.connect
McuType.F4: [
# case A - no bcdDevice or panda type, has to assume F4
"bootstub_f4_first_dos_production.panda.bin",
# case B - just bcdDevice
"bootstub_f4_only_bcd.panda.bin",
],
McuType.H7: ["bootstub.panda_h7.bin"],
}
for kb in known_bootstubs[p.get_mcu_type()]:
app_ids = (p.get_mcu_type(), p.get_usb_serial())
assert None not in app_ids
p.reset(enter_bootstub=True)
p.reset(enter_bootloader=True)
dfu_serial = p.get_dfu_serial()
assert Panda.wait_for_dfu(dfu_serial, timeout=30)
dfu = PandaDFU(dfu_serial)
with open(os.path.join(BASEDIR, "tests/hitl/known_bootstub", kb), "rb") as f:
code = f.read()
dfu.program_bootstub(code)
dfu.reset()
p.connect(claim=False, wait=True)
# check for MCU or serial mismatch
with Panda(p._serial, claim=False) as np:
bootstub_ids = (np.get_mcu_type(), np.get_usb_serial())
assert app_ids == bootstub_ids
# ensure we can flash app and it jumps to app
p.flash()
check_signature(p)
assert not p.bootstub
@pytest.mark.timeout(25)
def test_recover(p):
assert p.recover(timeout=30)
check_signature(p)
@pytest.mark.timeout(25)
def test_flash(p):
# test flash from bootstub
serial = p._serial
assert serial is not None
p.reset(enter_bootstub=True)
p.close()
time.sleep(2)
with Panda(serial) as np:
assert np.bootstub
assert np._serial == serial
np.flash()
p.reconnect()
p.reset()
check_signature(p)
# test flash from app
p.flash()
check_signature(p)