123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172 |
- """
- mbed SDK
- Copyright (c) 2011-2013 ARM Limited
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
- """
-
- from host_test_plugins import HostTestPluginBase
-
-
- class HostTestPluginResetMethod_Mbed(HostTestPluginBase):
-
- def safe_sendBreak(self, serial):
- """ Wraps serial.sendBreak() to avoid serial::serialposix.py exception on Linux
- Traceback (most recent call last):
- File "make.py", line 189, in <module>
- serial.sendBreak()
- File "/usr/lib/python2.7/dist-packages/serial/serialposix.py", line 511, in sendBreak
- termios.tcsendbreak(self.fd, int(duration/0.25))
- error: (32, 'Broken pipe')
- """
- result = True
- try:
- serial.sendBreak()
- except:
- # In linux a termios.error is raised in sendBreak and in setBreak.
- # The following setBreak() is needed to release the reset signal on the target mcu.
- try:
- serial.setBreak(False)
- except:
- result = False
- return result
-
- # Plugin interface
- name = 'HostTestPluginResetMethod_Mbed'
- type = 'ResetMethod'
- stable = True
- capabilities = ['default']
- required_parameters = ['serial']
-
- def setup(self, *args, **kwargs):
- """ Configure plugin, this function should be called before plugin execute() method is used.
- """
- return True
-
- def execute(self, capabilitity, *args, **kwargs):
- """ Executes capability by name.
- Each capability may directly just call some command line
- program or execute building pythonic function
- """
- result = False
- if self.check_parameters(capabilitity, *args, **kwargs) is True:
- if capabilitity == 'default':
- serial = kwargs['serial']
- result = self.safe_sendBreak(serial)
- return result
-
-
- def load_plugin():
- """ Returns plugin available in this module
- """
- return HostTestPluginResetMethod_Mbed()
|