class NodeArduinoZero(object):
""" Open node Arduino Zero implementation """
TYPE = 'arduino_zero'
ELF_TARGET = ('ELFCLASS32', 'EM_ARM')
TTY = '/dev/iotlab/ttyON_ARDUINO_ZERO'
BAUDRATE = 115200
OPENOCD_CFG_FILE = static_path('iot-lab-arduino-zero.cfg')
FW_IDLE = static_path('arduino_zero_idle.elf')
FW_AUTOTEST = static_path('arduino_zero_autotest.elf')
AUTOTEST_AVAILABLE = [
'echo',
'get_time', # mandatory
'leds_on',
'leds_off'
]
ALIM = '5V'
def __init__(self):
self.serial_redirection = SerialRedirection(self.TTY, self.BAUDRATE)
self.openocd = OpenOCD.from_node(self)
self.edbg = Edbg()
self._current_fw = None
self._in_debug = False
@logger_call("Node Arduino Zero : Setup of arduino zero node")
def setup(self, firmware_path):
""" Flash open node, create serial redirection """
self._in_debug = False
ret_val = 0
common.wait_no_tty(self.TTY)
ret_val += common.wait_tty(self.TTY, LOGGER)
ret_val += self.flash(firmware_path)
ret_val += self.serial_redirection.start()
return ret_val
@logger_call("Node Arduino Zero : teardown of arduino zero node")
def teardown(self):
""" Stop serial redirection and flash idle firmware """
self._in_debug = False
ret_val = 0
# ON may have been stopped at the end of the experiment.
# And then restarted again in cn teardown.
# This leads to problem where the TTY disappears and reappears during
# the first 2 seconds. So let some time if it wants to disappear first.
common.wait_no_tty(self.TTY)
ret_val += common.wait_tty(self.TTY, LOGGER)
# cleanup debugger before flashing
ret_val += self.debug_stop()
ret_val += self.serial_redirection.stop()
ret_val += self.flash(None)
return ret_val
@logger_call("Node Arduino Zero : flash of arduino zero node")
def flash(self, firmware_path=None):
""" Flash the given firmware on Arduino Zero node
:param firmware_path: Path to the firmware to be flashed on `node`.
If None, flash 'idle' firmware.
"""
firmware_path = firmware_path or self.FW_IDLE
LOGGER.info('Flash firmware on Arduino Zero: %s', firmware_path)
self._current_fw = firmware_path
if self._in_debug:
return self.openocd.flash(firmware_path)
return self.edbg.flash(firmware_path)
@logger_call("Node Arduino Zero : reset of arduino zero node")
def reset(self):
""" Reset the Arduino Zero node using jtag """
LOGGER.info('Reset Arduino Zero node')
return self.openocd.reset()
def debug_start(self):
""" Start Arduino Zero node debugger """
LOGGER.info('Arduino Zero Node debugger start')
self._in_debug = True
if self._current_fw is not None:
# Reflash current firmware using openocd to avoid misbehavior of
# previously flashed firmware (with edbg)
self.flash(firmware_path=self._current_fw)
return self.openocd.debug_start()
def debug_stop(self):
""" Stop Arduino Zero node debugger """
LOGGER.info('Arduino Zero Node debugger stop')
self._in_debug = False
return self.openocd.debug_stop()
@staticmethod
def status():
""" Check Arduino Zero node status """
# Status is called when open node is not powered
# So can't check for FTDI
return 0
class NodeEdbgBase(OpenNodeBase):
# pylint:disable=no-member
""" Open node EDBG implementation """
ELF_TARGET = ('ELFCLASS32', 'EM_ARM')
TTY = '/dev/iotlab/ttyON_CMSIS_DAP'
BAUDRATE = 115200
AUTOTEST_AVAILABLE = [
'echo', 'get_time', # mandatory
'get_uid',
'leds_on', 'leds_off', 'leds_blink'
]
ALIM = '5V'
def __init__(self):
self.serial_redirection = SerialRedirection(self.TTY, self.BAUDRATE)
self.openocd = OpenOCD.from_node(self)
self.edbg = Edbg()
self._current_fw = None
self._in_debug = False
@property
def programmer(self):
"""Returns the openocd instance of the open node."""
return self.edbg
@logger_call("Node EDBG: Setup of EDBG node")
def setup(self, firmware_path):
""" Flash open node, create serial redirection """
self._in_debug = False
ret_val = 0
common.wait_no_tty(self.TTY)
ret_val += common.wait_tty(self.TTY, LOGGER)
ret_val += self.flash(firmware_path)
ret_val += self.serial_redirection.start()
return ret_val
@logger_call("Node EDBG: teardown of EDBG node")
def teardown(self):
""" Stop serial redirection and flash idle firmware """
self._in_debug = False
ret_val = 0
# ON may have been stopped at the end of the experiment.
# And then restarted again in cn teardown.
# This leads to problem where the TTY disappears and reappears during
# the first 2 seconds. So let some time if it wants to disappear first.
common.wait_no_tty(self.TTY)
ret_val += common.wait_tty(self.TTY, LOGGER)
# cleanup debugger before flashing
ret_val += self.debug_stop()
ret_val += self.serial_redirection.stop()
ret_val += self.flash(None)
return ret_val
@logger_call("Node EDBG: flash of edbg node")
def flash(self, firmware_path=None, binary=False, offset=0):
""" Flash the given firmware on EDBG node
:param firmware_path: Path to the firmware to be flashed on `node`.
If None, flash 'idle' firmware.
"""
firmware_path = firmware_path or self.FW_IDLE
LOGGER.info('Flash firmware on %s: %s',
self.TYPE.upper(), firmware_path)
self._current_fw = firmware_path
if self._in_debug:
return self.openocd.flash(firmware_path, binary, offset)
return self.edbg.flash(firmware_path, binary, offset)
@logger_call("Node EDBG: reset of EDBG node")
def reset(self):
""" Reset the EDBG node using jtag """
LOGGER.info('Reset %s node', self.TYPE.upper())
return self.openocd.reset()
def debug_start(self):
""" Start EDBG node debugger """
LOGGER.info('%s Node debugger start', self.TYPE.upper())
self._in_debug = True
if self._current_fw is not None:
# Reflash current firmware using openocd to avoid misbehavior of
# previously flashed firmware (with edbg)
self.flash(firmware_path=self._current_fw)
return self.openocd.debug_start()
def debug_stop(self):
""" Stop EDBG node debugger """
LOGGER.info('%s Node debugger stop', self.TYPE.upper())
self._in_debug = False
return self.openocd.debug_stop()
@staticmethod
def status():
""" Check EDBG node status """
# Status is called when open node is not powered
# So can't check for FTDI
return 0
class NodeSamr21(object):
""" Open node SAMR21 implemention """
TYPE = 'samr21'
ELF_TARGET = ('ELFCLASS32', 'EM_ARM')
TTY = '/dev/iotlab/ttyON_SAMR21'
BAUDRATE = 115200
OPENOCD_CFG_FILE = static_path('iot-lab-samr21.cfg')
FW_IDLE = static_path('samr21_idle.elf')
FW_AUTOTEST = static_path('samr21_autotest.elf')
AUTOTEST_AVAILABLE = [
'echo',
'get_time', # mandatory
'leds_on',
'leds_off'
]
ALIM = '5V'
def __init__(self):
self.serial_redirection = SerialRedirection(self.TTY, self.BAUDRATE)
self.openocd = OpenOCD.from_node(self)
self.edbg = Edbg()
@logger_call("Node SAMR21 : Setup of samr21 node")
def setup(self, firmware_path):
""" Flash open node, create serial redirection """
ret_val = 0
common.wait_no_tty(self.TTY)
ret_val += common.wait_tty(self.TTY, LOGGER)
ret_val += self.flash(firmware_path)
ret_val += self.serial_redirection.start()
return ret_val
@logger_call("Node SAMR21 : teardown of samr21 node")
def teardown(self):
""" Stop serial redirection and flash idle firmware """
ret_val = 0
# ON may have been stopped at the end of the experiment.
# And then restarted again in cn teardown.
# This leads to problem where the TTY disappears and reappears during
# the first 2 seconds. So let some time if it wants to disappear first.
common.wait_no_tty(self.TTY)
ret_val += common.wait_tty(self.TTY, LOGGER)
# cleanup debugger before flashing
ret_val += self.debug_stop()
ret_val += self.serial_redirection.stop()
ret_val += self.flash(None)
return ret_val
@logger_call("Node SAMR21 : flash of sam21 node")
def flash(self, firmware_path=None):
""" Flash the given firmware on SAMR21 node
:param firmware_path: Path to the firmware to be flashed on `node`.
If None, flash 'idle' firmware.
"""
firmware_path = firmware_path or self.FW_IDLE
LOGGER.info('Flash firmware on SAMR21: %s', firmware_path)
return self.edbg.flash(firmware_path)
@logger_call("Node SAMR21 : reset of samr21 node")
def reset(self):
""" Reset the SAMR21 node using jtag """
LOGGER.info('Reset SAMR21 node')
return self.openocd.reset()
def debug_start(self):
""" Start SAMR21 node debugger """
LOGGER.info('SAMR21 Node debugger start')
return self.openocd.debug_start()
def debug_stop(self):
""" Stop SAMR21 node debugger """
LOGGER.info('SAMR21 Node debugger stop')
return self.openocd.debug_stop()
@staticmethod
def status():
""" Check SAMR21 node status """
# Status is called when open node is not powered
# So can't check for FTDI
return 0