def init_device(self):
Device.init_device(self)
for attr in ("state", "status", "last_error", "last_point_nb",
"acq_mode", "acq_expo_time", "acq_nb_points",
"acq_channels"):
self.set_change_event(attr, True, False)
self.__last_error = ""
self.__last_point_nb = -1
self.__last_point_nb_timestamp = 0.
try:
config = get_config()
util = PyTango.Util.instance()
if util.is_svr_starting():
self.device = CT2Device(config, self.card_name)
dispatcher.connect(self.__on_error, signal=ErrorSignal,
sender=self.device)
dispatcher.connect(self.__on_point_nb, signal=PointNbSignal,
sender=self.device)
dispatcher.connect(self.__on_stop, signal=StopSignal,
sender=self.device)
else:
self.apply_config()
switch_state(self, DevState.ON, "Ready!")
except Exception as e:
msg = "Exception initializing device: {0}".format(e)
self.error_stream(msg)
switch_state(self, DevState.FAULT, msg)
def init_device(self):
Device.init_device(self)
for attr in ("state", "status", "last_error", "last_point_nb",
"acq_mode", "acq_expo_time", "acq_nb_points",
"acq_channels"):
self.set_change_event(attr, True, False)
self.__last_error = ""
self.__last_point_nb = -1
self.__last_point_nb_timestamp = 0.
try:
config = get_config()
util = PyTango.Util.instance()
if util.is_svr_starting():
self.device = CT2Device(config, self.card_name)
dispatcher.connect(self.__on_error,
signal=ErrorSignal,
sender=self.device)
dispatcher.connect(self.__on_point_nb,
signal=PointNbSignal,
sender=self.device)
dispatcher.connect(self.__on_stop,
signal=StopSignal,
sender=self.device)
else:
self.apply_config()
switch_state(self, DevState.ON, "Ready!")
except Exception as e:
msg = "Exception initializing device: {0}".format(e)
self.error_stream(msg)
switch_state(self, DevState.FAULT, msg)
def reload(self):
cfg = static.get_config()
# this reloads *all* the configuration, hopefully it is not such
# a big task and it can be left as simple as it is, if needed
# we could selectively reload only parts of the config (e.g one
# single object yml file)
cfg.reload()
self.config_dict = cfg.get_config(self.config_dict['name'])
self._update_channel()
def get_config(reload=False):
global __config
try:
cfg = __config
if reload:
cfg.reload()
return cfg
except NameError:
from beacon.static import get_config
__config = get_config()
return __config
def get_config(reload=False):
global __config
try:
cfg = __config
if reload:
cfg.reload()
return cfg
except NameError:
from beacon.static import get_config
__config = get_config()
return __config
def __onReconfigure(self):
card = self.__card
cfg = get_config(reload=True)
if card is None:
return
card.request_exclusive_access()
card.disable_interrupts()
card.reset_FIFO_error_flags()
card.reset()
card.software_reset()
card_cfg = cfg.get_config(self.__card.name)
ct2.configure_card(self.__card, card_cfg)
def __onReconfigure(self):
card = self.__card
cfg = get_config(reload=True)
if card is None:
return
card.request_exclusive_access()
card.disable_interrupts()
card.reset_FIFO_error_flags()
card.reset()
card.software_reset()
card_cfg = cfg.get_config(self.__card.name)
ct2.configure_card(self.__card, card_cfg)
def get_card_config(name):
return get_config().get_config(name)
def get_card_config(name):
return get_config().get_config(name)
