def reset(self, enter_bootstub=False, enter_bootloader=False):
# reset
try:
if enter_bootloader:
self._handle.controlWrite(Panda.REQUEST_IN, 0xd1, 0, 0, b'')
else:
if enter_bootstub:
self._handle.controlWrite(Panda.REQUEST_IN, 0xd1, 1, 0,
b'')
else:
self._handle.controlWrite(Panda.REQUEST_IN, 0xd8, 0, 0,
b'')
except Exception:
pass
if not enter_bootloader:
self.close()
time.sleep(1.0)
success = False
# wait up to 15 seconds
for i in range(0, 15):
try:
self.connect()
success = True
break
except Exception:
print("reconnecting is taking %d seconds..." % (i + 1))
try:
dfu = PandaDFU(
PandaDFU.st_serial_to_dfu_serial(self._serial))
dfu.recover()
except Exception:
pass
time.sleep(1.0)
if not success:
raise Exception("reset failed")
def recover(self):
self.reset(enter_bootloader=True)
while len(PandaDFU.list()) == 0:
print("waiting for DFU...")
time.sleep(0.1)
dfu = PandaDFU(PandaDFU.st_serial_to_dfu_serial(self._serial))
dfu.recover()
# reflash after recover
self.connect(True, True)
self.flash()
def recover(self):
self.reset(enter_bootloader=True)
while len(PandaDFU.list()) == 0:
print("waiting for DFU...")
time.sleep(0.1)
dfu = PandaDFU(PandaDFU.st_serial_to_dfu_serial(self._serial))
dfu.recover()
# reflash after recover
self.connect(True, True)
self.flash()
def recover(self, timeout=None):
self.reset(enter_bootloader=True)
t_start = time.time()
while len(PandaDFU.list()) == 0:
print("waiting for DFU...")
time.sleep(0.1)
if timeout is not None and (time.time() - t_start) > timeout:
return False
dfu = PandaDFU(PandaDFU.st_serial_to_dfu_serial(self._serial))
dfu.recover()
# reflash after recover
self.connect(True, True)
self.flash()
return True
def reconnect(self):
self.close()
time.sleep(1.0)
success = False
# wait up to 15 seconds
for i in range(0, 15):
try:
self.connect()
success = True
break
except Exception:
print("reconnecting is taking %d seconds..." % (i + 1))
try:
dfu = PandaDFU(
PandaDFU.st_serial_to_dfu_serial(self._serial))
dfu.recover()
except Exception:
pass
time.sleep(1.0)
if not success:
raise Exception("reconnect failed")
