dashboard: use new moninj protocol

This commit is contained in:
Sebastien Bourdeauducq 2017-02-27 00:59:31 +08:00
parent 990b8152f6
commit 96bf414257
1 changed files with 137 additions and 152 deletions

View File

@ -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 = "<b>" + value_s + "</b>"
color = " color=\"red\""
else:
color = ""
self.value.setText("<font size=\"5\"{}>{}</font>".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("<font size=\"2\">" + direction + "</font>")
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("<font size=\"4\">{:.7f}</font><font size=\"2\"> MHz</font>"
.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:
comm = self.ddb["comm"]
while isinstance(comm, str):
comm = self.ddb[comm]
return comm["arguments"]["host"]
except KeyError:
return None
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:
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(