diff --git a/artiq/dashboard/moninj.py b/artiq/dashboard/moninj.py index 6baa31ade..17c692eec 100644 --- a/artiq/dashboard/moninj.py +++ b/artiq/dashboard/moninj.py @@ -1,13 +1,10 @@ import asyncio -import threading import logging -import socket -import struct from PyQt5 import QtCore, QtWidgets, QtGui -from artiq.tools import TaskObject from artiq.protocols.sync_struct import Subscriber +from artiq.coredevice.moninj import MonInjComm from artiq.gui.tools import LayoutWidget from artiq.gui.flowlayout import FlowLayout @@ -15,20 +12,12 @@ from artiq.gui.flowlayout import FlowLayout logger = logging.getLogger(__name__) -_mode_enc = { - "exp": 0, - "1": 1, - "0": 2, - "in": 3 -} - - class _TTLWidget(QtWidgets.QFrame): - def __init__(self, channel, send_to_device, force_out, title): + def __init__(self, channel, set_mode, force_out, title): QtWidgets.QFrame.__init__(self) self.channel = channel - self.send_to_device = send_to_device + self.set_mode = set_mode self.force_out = force_out self.setFrameShape(QtWidgets.QFrame.Box) @@ -81,7 +70,10 @@ class _TTLWidget(QtWidgets.QFrame): self.override.clicked.connect(self.override_toggled) self.level.clicked.connect(self.level_toggled) - self.set_value(0, False, False) + self.cur_value = False + self.cur_oe = False + self.cur_override = False + self.refresh_display() def enterEvent(self, event): self.stack.setCurrentIndex(1) @@ -97,46 +89,40 @@ class _TTLWidget(QtWidgets.QFrame): return if override: if self.level.isChecked(): - self.set_mode("1") + self.set_mode(self.channel, "1") else: - self.set_mode("0") + self.set_mode(self.channel, "0") else: - self.set_mode("exp") + self.set_mode(self.channel, "exp") def level_toggled(self, level): if self.programmatic_change: return if self.override.isChecked(): if level: - self.set_mode("1") + self.set_mode(self.channel, "1") else: - self.set_mode("0") + self.set_mode(self.channel, "0") - def set_mode(self, mode): - data = struct.pack("bbb", - 2, # MONINJ_REQ_TTLSET - self.channel, _mode_enc[mode]) - self.send_to_device(data) - - def set_value(self, value, oe, override): - value_s = "1" if value else "0" - if override: + def refresh_display(self): + value_s = "1" if self.cur_value else "0" + if self.cur_override: value_s = "" + value_s + "" color = " color=\"red\"" else: color = "" self.value.setText("{}".format( color, value_s)) - oe = oe or self.force_out + oe = self.cur_oe or self.force_out direction = "OUT" if oe else "IN" self.direction.setText("" + direction + "") self.programmatic_change = True try: - self.override.setChecked(bool(override)) - if override: + self.override.setChecked(self.cur_override) + if self.cur_override: self.stack.setCurrentIndex(1) - self.level.setChecked(bool(value)) + self.level.setChecked(self.cur_value) finally: self.programmatic_change = False @@ -145,12 +131,11 @@ class _TTLWidget(QtWidgets.QFrame): class _DDSWidget(QtWidgets.QFrame): - def __init__(self, bus_channel, channel, sysclk, title): + def __init__(self, bus_channel, channel, title): QtWidgets.QFrame.__init__(self) self.bus_channel = bus_channel self.channel = channel - self.sysclk = sysclk self.setFrameShape(QtWidgets.QFrame.Box) self.setFrameShadow(QtWidgets.QFrame.Raised) @@ -174,85 +159,169 @@ class _DDSWidget(QtWidgets.QFrame): grid.setRowStretch(2, 0) grid.setRowStretch(3, 1) - self.set_value(0) + self.cur_frequency = 0 + self.refresh_display() - def set_value(self, ftw): - frequency = ftw*self.sysclk()/2**32 + def refresh_display(self): self.value.setText("{:.7f} MHz" - .format(frequency/1e6)) + .format(self.cur_frequency/1e6)) def sort_key(self): return (self.bus_channel, self.channel) +TTL_PROBE_LEVEL = 0 +TTL_PROBE_OE = 1 + +TTL_OVERRIDE_ENABLE = 0 +TTL_OVERRIDE_LEVEL = 1 +TTL_OVERRIDE_OE = 2 + class _DeviceManager: - def __init__(self, send_to_device, init): + def __init__(self, init): + self.core_addr = None + self.new_core_addr = asyncio.Event() + self.core_connection = None + self.core_connector_task = asyncio.ensure_future(self.core_connector()) + self.dds_sysclk = 0 - self.send_to_device = send_to_device - self.ddb = dict() self.ttl_cb = lambda: None self.ttl_widgets = dict() + self.ttl_widgets_by_channel = dict() self.dds_cb = lambda: None self.dds_widgets = dict() + self.dds_widgets_by_channel = dict() for k, v in init.items(): self[k] = v - def get_dds_sysclk(self): - return self.dds_sysclk - def __setitem__(self, k, v): if k in self.ttl_widgets: del self[k] if k in self.dds_widgets: del self[k] - self.ddb[k] = v if not isinstance(v, dict): return try: if v["type"] == "local": widget = None - if v["module"] == "artiq.coredevice.ttl": + if v["module"] == "artiq.coredevice.comm_tcp": + self.core_addr = v["arguments"]["host"] + self.new_core_addr.set() + elif v["module"] == "artiq.coredevice.ttl": channel = v["arguments"]["channel"] force_out = v["class"] == "TTLOut" widget = _TTLWidget( - channel, self.send_to_device, force_out, k) + channel, self.ttl_set_mode, force_out, k) self.ttl_widgets[k] = widget + self.ttl_widgets_by_channel[channel] = widget self.ttl_cb() - if (v["module"] == "artiq.coredevice.dds" + self.setup_ttl_monitoring(True, channel) + elif (v["module"] == "artiq.coredevice.dds" and v["class"] == "DDSGroupAD9914"): self.dds_sysclk = v["arguments"]["sysclk"] - if (v["module"] == "artiq.coredevice.dds" - and v["class"] in {"DDSChannelAD9914"}): + elif (v["module"] == "artiq.coredevice.dds" + and v["class"] == "DDSChannelAD9914"): bus_channel = v["arguments"]["bus_channel"] channel = v["arguments"]["channel"] - widget = _DDSWidget( - bus_channel, channel, self.get_dds_sysclk, k) - self.dds_widgets[channel] = widget + widget = _DDSWidget(bus_channel, channel, k) + self.dds_widgets[k] = widget + self.dds_widgets_by_channel[(bus_channel, channel)] = widget self.dds_cb() + self.setup_dds_monitoring(True, bus_channel, channel) if widget is not None and "comment" in v: widget.setToolTip(v["comment"]) except KeyError: pass def __delitem__(self, k): - del self.ddb[k] if k in self.ttl_widgets: - self.ttl_widgets[k].deleteLater() + widget = self.ttl_widgets[k] + self.setup_ttl_monitoring(False, widget.channel) + widget.deleteLater() + del self.ttl_widgets_by_channel[widget.channel] del self.ttl_widgets[k] self.ttl_cb() if k in self.dds_widgets: - self.dds_widgets[k].deleteLater() + widget = self.dds_widgets[k] + self.setup_dds_monitoring(False, widget.bus_channel, widget.channel) + widget.deleteLater() + del self.dds_widgets_by_channel[(widget.bus_channel, widget.channel)] del self.dds_widgets[k] self.dds_cb() - def get_core_addr(self): + def ttl_set_mode(self, channel, mode): + if self.core_connection is not None: + widget = self.ttl_widgets_by_channel[channel] + if mode == "0": + widget.cur_override = True + self.core_connection.inject(channel, TTL_OVERRIDE_LEVEL, 0) + self.core_connection.inject(channel, TTL_OVERRIDE_OE, 1) + self.core_connection.inject(channel, TTL_OVERRIDE_EN, 1) + elif mode == "1": + widget.cur_override = True + self.core_connection.inject(channel, TTL_OVERRIDE_LEVEL, 1) + self.core_connection.inject(channel, TTL_OVERRIDE_OE, 1) + self.core_connection.inject(channel, TTL_OVERRIDE_EN, 1) + elif mode == "exp": + widget.cur_override = False + self.core_connection.inject(channel, TTL_OVERRIDE_EN, 0) + else: + raise ValueError + + def setup_ttl_monitoring(self, enable, channel): + if self.core_connection is not None: + self.core_connection.monitor(enable, channel, TTL_PROBE_LEVEL) + self.core_connection.monitor(enable, channel, TTL_PROBE_OE) + + def setup_dds_monitoring(self, enable, bus_channel, channel): + if self.core_connection is not None: + self.core_connection.monitor(enable, bus_channel, channel) + + def monitor_cb(self, channel, probe, value): + if channel in self.ttl_widgets_by_channel: + widget = self.ttl_widgets_by_channel[channel] + if probe == TTL_PROBE_LEVEL: + widget.cur_level = bool(value) + elif probe == TTL_PROBE_OE: + widget.cur_oe = bool(value) + widget.refresh_display() + if (bus_channel, channel) in self.dds_widgets_by_channel: + widget = self.dds_widgets_by_channel[(channel, probe)] + widget.cur_frequency = value*self.dds_sysclk/2**32 + widget.refresh_display() + + def injection_status_cb(self, channel, override, value): + if channel in self.ttl_widgets_by_channel: + self.ttl_widgets_by_channel[channel].cur_override = bool(value) + + async def core_connector(self): + while True: + await self.new_core_addr.wait() + self.new_core_addr.clear() + if self.core_connection is not None: + await self.core_connection.close() + self.core_connection = None + new_core_connection = MonInjComm(self.monitor_cb, self.injection_status_cb, + lambda: logger.error("lost connection to core device moninj")) + try: + await new_core_connection.connect(self.core_addr, 1383) + except: + logger.error("failed to connect to core device moninj", exc_info=True) + else: + self.core_connection = new_core_connection + for ttl_channel in self.ttl_widgets_by_channel.keys(): + self.setup_ttl_monitoring(True, ttl_channel) + for bus_channel, channel in self.dds_widgets_by_channel.keys(): + self.setup_dds_monitoring(True, bus_channel, channel) + + async def close(self): + self.core_connector_task.cancel() try: - comm = self.ddb["comm"] - while isinstance(comm, str): - comm = self.ddb[comm] - return comm["arguments"]["host"] - except KeyError: - return None + await asyncio.wait_for(self.core_connector_task, None) + except asyncio.CancelledError: + pass + if self.core_connection is not None: + await self.core_connection.close() class _MonInjDock(QtWidgets.QDockWidget): @@ -278,108 +347,24 @@ class _MonInjDock(QtWidgets.QDockWidget): scroll_area.setWidget(grid_widget) -class MonInj(TaskObject): +class MonInj: def __init__(self): self.ttl_dock = _MonInjDock("TTL") self.dds_dock = _MonInjDock("DDS") self.subscriber = Subscriber("devices", self.init_devices) self.dm = None - self.socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) - self.socket.bind(("", 0)) - # Never ceasing to disappoint, asyncio has an issue about UDP - # not being supported on Windows (ProactorEventLoop) open since 2014. - self.loop = asyncio.get_event_loop() - self.thread = threading.Thread(target=self.receiver_thread, - daemon=True) - self.thread.start() async def start(self, server, port): await self.subscriber.connect(server, port) - try: - TaskObject.start(self) - except: - await self.subscriber.close() - raise async def stop(self): - await TaskObject.stop(self) await self.subscriber.close() - try: - # This is required to make recvfrom terminate in the thread. - # On Linux, this raises "OSError: Transport endpoint is not - # connected", but still has the intended effect. - self.socket.shutdown(socket.SHUT_RDWR) - except OSError: - pass - self.socket.close() - self.thread.join() - - def receiver_thread(self): - while True: - try: - data, addr = self.socket.recvfrom(2048) - except OSError: - # Windows does this when the socket is terminated - break - if addr is None: - # Linux does this when the socket is terminated - break - self.loop.call_soon_threadsafe(self.datagram_received, data) - - def datagram_received(self, data): - if self.dm is None: - logger.debug("received datagram, but device manager " - "is not present yet") - return - try: - hlen = 8*3+4 - (ttl_levels, ttl_oes, ttl_overrides, - dds_rtio_first_channel, dds_channels_per_bus) = \ - struct.unpack(">QQQHH", data[:hlen]) - for w in self.dm.ttl_widgets.values(): - channel = w.channel - w.set_value(ttl_levels & (1 << channel), - ttl_oes & (1 << channel), - ttl_overrides & (1 << channel)) - dds_data = data[hlen:] - ndds = len(dds_data)//4 - ftws = struct.unpack(">" + "I"*ndds, dds_data) - for w in self.dm.dds_widgets.values(): - bus_nr = w.bus_channel - dds_rtio_first_channel - offset = dds_channels_per_bus*bus_nr + w.channel - try: - ftw = ftws[offset] - except KeyError: - pass - else: - w.set_value(ftw) - except: - logger.warning("failed to process datagram", exc_info=True) - - def send_to_device(self, data): - if self.dm is None: - logger.debug("cannot sent to device yet, no device manager") - return - ca = self.dm.get_core_addr() - logger.debug("core device address: %s", ca) - if ca is None: - logger.error("could not find core device address") - else: - try: - self.socket.sendto(data, (ca, 3250)) - except: - logger.debug("could not send to device", - exc_info=True) - - async def _do(self): - while True: - await asyncio.sleep(0.2) - # MONINJ_REQ_MONITOR - self.send_to_device(b"\x01") + if self.dm is not None: + await self.dm.close() def init_devices(self, d): - self.dm = _DeviceManager(self.send_to_device, d) + self.dm = _DeviceManager(d) self.dm.ttl_cb = lambda: self.ttl_dock.layout_widgets( self.dm.ttl_widgets.items()) self.dm.dds_cb = lambda: self.dds_dock.layout_widgets(