def remove_idle_overlay(self):
"""
Remove idle mode overlay.
"""
idle_overlay = self.get_idle_dt_overlay(self.device_info)
self.log.trace("Removing Idle overlay: {}".format(idle_overlay))
dtoverlay.rm_overlay(idle_overlay)
def remove_idle_overlay(self):
"""
Remove idle mode overlay.
"""
idle_overlay = self.get_idle_dt_overlay(self.device_info)
self.log.trace("Removing Idle overlay: {}".format(
idle_overlay
))
dtoverlay.rm_overlay(idle_overlay)
def __init__(self, args):
"""
Does partial initialization which loads low power idle image
"""
super(e31x, self).__init__()
# Start clean by removing MPM-owned overlays.
active_overlays = self.list_active_overlays()
mpm_overlays = self.list_owned_overlays()
for overlay in active_overlays:
if overlay in mpm_overlays:
dtoverlay.rm_overlay(overlay)
# Apply idle overlay on boot to save power until
# an application tries to use the device.
self.args_cached = args
self.apply_idle_overlay()
self._device_initialized = False
def tear_down(self):
"""
Tear down all members that need to be specially handled before
deconstruction.
For N310, this means the overlay.
"""
self.log.trace("Tearing down N3xx device...")
self._tear_down = True
if self._device_initialized:
self._status_monitor_thread.join(3 * N3XX_MONITOR_THREAD_INTERVAL)
if self._status_monitor_thread.is_alive():
self.log.error("Could not terminate monitor thread!")
active_overlays = self.list_active_overlays()
self.log.trace(
"N310 has active device tree overlays: {}".format(active_overlays))
for overlay in active_overlays:
dtoverlay.rm_overlay(overlay)
def tear_down(self):
"""
Tear down all members that need to be specially handled before
deconstruction.
For E320, this means the overlay.
"""
self.log.trace("Tearing down E320 device...")
self._tear_down = True
if self._device_initialized:
self._status_monitor_thread.join(3 * E320_MONITOR_THREAD_INTERVAL)
if self._status_monitor_thread.is_alive():
self.log.error("Could not terminate monitor thread! This could result in resource leaks.")
active_overlays = self.list_active_overlays()
self.log.trace("E320 has active device tree overlays: {}".format(
active_overlays
))
for overlay in active_overlays:
dtoverlay.rm_overlay(overlay)
def tear_down(self):
"""
Tear down all members that need to be specially handled before
deconstruction.
For E310, this means the overlay.
"""
self.log.trace("Tearing down E310 device...")
self.dboards = []
self.dboard.tear_down()
self.dboard = None
self.mboard_regs_control = None
self._device_initialized = False
active_overlays = self.list_active_overlays()
self.log.trace(
"E310 has active device tree overlays: {}".format(active_overlays))
for overlay in active_overlays:
dtoverlay.rm_overlay(overlay)
self.apply_idle_overlay()
self.log.debug("Teardown complete!")
def tear_down(self):
"""
Tear down all members that need to be specially handled before
deconstruction.
For E310, this means the overlay.
"""
self.log.trace("Tearing down E310 device...")
self._tear_down = True
self.dboards = []
self.dboard = None
self.mboard_regs_control = None
self._device_initialized = False
active_overlays = self.list_active_overlays()
self.log.trace("E310 has active device tree overlays: {}".format(
active_overlays
))
for overlay in active_overlays:
dtoverlay.rm_overlay(overlay)
self.apply_idle_overlay()
def __init__(self, args):
"""
Does partial initialization which loads low power idle image
"""
self._time_source = None
self._gpsd = None
self.dboards = []
self.dboard = None
self.mboard_regs_control = None
self._xport_mgrs = {}
self._initialization_status = ""
self._device_initialized = False
self.args_cached = args
# This will load the regular image to obtain all FPGA info
super(e31x, self).__init__()
args = self._update_default_args(args)
# Permanently store the value from mpm.conf:
self._do_not_reload_default = \
str2bool(args.get("no_reload_fpga", E310_DEFAULT_DONT_RELOAD_FPGA))
# This flag can change depending on UHD args:
self._do_not_reload = self._do_not_reload_default
# If we don't want to reload, we'll complete initialization now:
if self._do_not_reload:
try:
self.log.info("Not reloading FPGA images!")
self._init_normal()
except BaseException as ex:
self.log.error("Failed to initialize motherboard: %s", str(ex))
self._initialization_status = str(ex)
self._device_initialized = False
else: # Otherwise, put the USRP into low-power mode:
# Start clean by removing MPM-owned overlays.
active_overlays = self.list_active_overlays()
mpm_overlays = self.list_owned_overlays()
for overlay in active_overlays:
if overlay in mpm_overlays:
dtoverlay.rm_overlay(overlay)
# Apply idle overlay on boot to save power until
# an application tries to use the device.
self.apply_idle_overlay()
self._device_initialized = False
self._init_gps_sensors()