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corecom_serial: logger/debugging

This commit is contained in:
Robert Jördens 2014-09-17 11:17:58 -06:00 committed by Sebastien Bourdeauducq
parent 00bd6edc45
commit 426d6dd979
1 changed files with 14 additions and 3 deletions
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17
artiq/devices/corecom_serial.py
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@ -3,11 +3,15 @@ import termios
import struct import struct
import zlib import zlib
from enum import Enum from enum import Enum
import logging
from artiq.language import units from artiq.language import units
from artiq.devices.runtime import Environment from artiq.devices.runtime import Environment
logger = logging.getLogger(__name__)
class UnsupportedDevice(Exception): class UnsupportedDevice(Exception):
pass pass
@ -65,6 +69,7 @@ class CoreCom:
termios.tcdrain(self._fd) termios.tcdrain(self._fd)
termios.tcflush(self._fd, termios.TCOFLUSH) termios.tcflush(self._fd, termios.TCOFLUSH)
termios.tcflush(self._fd, termios.TCIFLUSH) termios.tcflush(self._fd, termios.TCIFLUSH)
logger.debug("connected to {} at {} baud".format(dev, baud))
def close(self): def close(self):
self.port.close() self.port.close()
@ -88,8 +93,8 @@ class CoreCom:
else: else:
break break
if spurious_zero_count: if spurious_zero_count:
print("Warning: received {} spurious zeros" logger.warn("received {} spurious zeros".format(
.format(spurious_zero_count)) spurious_zero_count))
msg = _D2HMsgType(reply) msg = _D2HMsgType(reply)
if msg == _D2HMsgType.LOG: if msg == _D2HMsgType.LOG:
(length, ) = struct.unpack(">h", _read_exactly(self.port, 2)) (length, ) = struct.unpack(">h", _read_exactly(self.port, 2))
@ -97,8 +102,9 @@ class CoreCom:
for i in range(length): for i in range(length):
(c, ) = struct.unpack("b", _read_exactly(self.port, 1)) (c, ) = struct.unpack("b", _read_exactly(self.port, 1))
log_message += chr(c) log_message += chr(c)
print("DEVICE LOG: " + log_message) logger.info("DEVICE LOG: " + log_message)
else: else:
logger.debug("message received: {!r}".format(msg))
return msg return msg
def get_runtime_env(self): def get_runtime_env(self):
@ -115,6 +121,7 @@ class CoreCom:
if runtime_id != "AROR": if runtime_id != "AROR":
raise UnsupportedDevice("Unsupported runtime ID: "+runtime_id) raise UnsupportedDevice("Unsupported runtime ID: "+runtime_id)
(ref_period, ) = struct.unpack(">l", _read_exactly(self.port, 4)) (ref_period, ) = struct.unpack(">l", _read_exactly(self.port, 4))
logger.debug("Environment ref_period: {}".format(ref_period))
return Environment(ref_period*units.ps) return Environment(ref_period*units.ps)
def load(self, kcode): def load(self, kcode):
@ -132,6 +139,7 @@ class CoreCom:
">lbl", 0x5a5a5a5a, _H2DMsgType.RUN_KERNEL.value, len(kname))) ">lbl", 0x5a5a5a5a, _H2DMsgType.RUN_KERNEL.value, len(kname)))
for c in kname: for c in kname:
_write_exactly(self.port, struct.pack("b", ord(c))) _write_exactly(self.port, struct.pack("b", ord(c)))
logger.debug("running kernel: {}".format(kname))
def serve(self, rpc_map): def serve(self, rpc_map):
while True: while True:
@ -145,9 +153,12 @@ class CoreCom:
for i in range(n_args): for i in range(n_args):
args.append(*struct.unpack(">l", args.append(*struct.unpack(">l",
_read_exactly(self.port, 4))) _read_exactly(self.port, 4)))
logger.debug("rpc service: {} ({})".format(rpc_num, args))
r = rpc_map[rpc_num](*args) r = rpc_map[rpc_num](*args)
if r is None: if r is None:
r = 0 r = 0
_write_exactly(self.port, struct.pack(">l", r)) _write_exactly(self.port, struct.pack(">l", r))
logger.debug("rpc service: {} ({}) == {}".format(
rpc_num, args, r))
else: else:
raise IOError("Incorrect request from device: "+str(msg)) raise IOError("Incorrect request from device: "+str(msg))