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a120837195
These classes share a *lot* of common code, due to them both being AD9361-based devices. This code is now factored out into a single file.
102 lines
4 KiB
Python
102 lines
4 KiB
Python
#
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# Copyright 2018 Ettus Research, a National Instruments Company
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# Copyright 2019 Ettus Research, a National Instruments Brand
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#
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# SPDX-License-Identifier: GPL-3.0-or-later
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#
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"""
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E310 dboard (RF and control) implementation module
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"""
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from usrp_mpm import lib # Pulls in everything from C++-land
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from usrp_mpm.dboard_manager import DboardManagerBase, AD936xDboard
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from usrp_mpm.mpmlog import get_logger
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from usrp_mpm.periph_manager.e31x_periphs import MboardRegsControl
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DEFAULT_MASTER_CLOCK_RATE = 16e6
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###############################################################################
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# Main dboard control class
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###############################################################################
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class E31x_db(DboardManagerBase, AD936xDboard):
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"""
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Holds all dboard specific information and methods of the E31x_db dboard
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"""
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#########################################################################
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# Overridables
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#
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# See DboardManagerBase for documentation on these fields
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#########################################################################
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pids = [0x0110]
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rx_sensor_callback_map = {
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'ad9361_temperature': 'get_catalina_temp_sensor',
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'rssi' : 'get_rssi_sensor',
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# For backward compatibility reasons we have the same sensor with two
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# different names
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'lo_lock' : 'get_rx_lo_lock_sensor',
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'lo_locked' : 'get_rx_lo_lock_sensor',
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}
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tx_sensor_callback_map = {
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'ad9361_temperature': 'get_catalina_temp_sensor',
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# For backward compatibility reasons we have the same sensor with two
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# different names
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'lo_lock' : 'get_tx_lo_lock_sensor',
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'lo_locked' : 'get_tx_lo_lock_sensor',
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}
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# Maps the chipselects to the corresponding devices:
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spi_chipselect = {"catalina": 0}
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### End of overridables #################################################
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# MB regs label: Needed to access the lock bit
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mboard_regs_label = "mboard-regs"
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def __init__(self, slot_idx, **kwargs):
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DboardManagerBase.__init__(self, slot_idx, **kwargs)
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AD936xDboard.__init__(
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self, lambda: MboardRegsControl(self.mboard_regs_label, self.log))
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self.log = get_logger("E31x_db-{}".format(slot_idx))
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self.log.trace("Initializing e31x daughterboard, slot index %d",
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self.slot_idx)
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self.swap_fe = True
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self.rev = int(self.device_info['rev'])
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self.log.trace("This is a rev: {}".format(chr(65 + self.rev)))
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# These will get updated during init()
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self.master_clock_rate = None
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# Now initialize all peripherals. If that doesn't work, put this class
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# into a non-functional state (but don't crash, or we can't talk to it
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# any more):
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try:
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self._init_periphs()
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self._periphs_initialized = True
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except BaseException as ex:
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self.log.error("Failed to initialize peripherals: %s", str(ex))
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self._periphs_initialized = False
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def _init_periphs(self):
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"""
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Initialize power and peripherals that don't need user-settings
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"""
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self.log.debug("Loading C++ drivers...")
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# Setup AD9361 / the E31x_db Manager
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self._device = lib.dboards.e31x_db_manager(self._spi_nodes['catalina'])
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ad936x_rfic = self._device.get_radio_ctrl()
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self.log.trace("Loaded C++ drivers.")
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self._init_cat_api(ad936x_rfic)
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def init(self, args):
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"""
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Initialize RF. Remember that we might have to do this from scratch every
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time because of the FPGA reload.
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"""
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if not self._periphs_initialized:
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error_msg = "Cannot run init(), peripherals are not initialized!"
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self.log.error(error_msg)
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raise RuntimeError(error_msg)
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master_clock_rate = \
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float(args.get('master_clock_rate', DEFAULT_MASTER_CLOCK_RATE))
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self.init_rfic(master_clock_rate)
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return True
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def tear_down(self):
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"""
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De-init this object as much as possible.
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"""
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self.tear_down_rfic()
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