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"""
mbed SDK
Copyright (c) 2011-2015 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.
Author: Przemyslaw Wirkus <Przemyslaw.Wirkus@arm.com>
"""
import os
import time
from .host_test_plugins import HostTestPluginBase
# Note: This plugin is not fully functional, needs improvements
class HostTestPluginResetMethod_MPS2(HostTestPluginBase):
"""! Plugin used to reset ARM_MPS2 platform
@details Supports:
reboot.txt - startup from standby state, reboots when in run mode.
"""
# Plugin interface
name = 'HostTestPluginResetMethod_MPS2'
type = 'ResetMethod'
capabilities = ['reboot.txt']
required_parameters = ['disk']
def __init__(self):
""" ctor
"""
HostTestPluginBase.__init__(self)
def touch_file(self, path):
""" Touch file and set timestamp to items
"""
with open(path, 'a'):
os.utime(path, None)
def setup(self, *args, **kwargs):
""" Prepare / configure plugin to work.
This method can receive plugin specific parameters by kwargs and
ignore other parameters which may affect other plugins.
"""
return True
def execute(self, capability, *args, **kwargs):
"""! Executes capability by name
@param capability Capability name
@param args Additional arguments
@param kwargs Additional arguments
@details Each capability e.g. may directly just call some command line program or execute building pythonic function
@return Capability call return value
"""
result = False
if not kwargs['disk']:
self.print_plugin_error("Error: disk not specified")
return False
destination_disk = kwargs.get('disk', None)
# This optional parameter can be used if TargetID is provided (-t switch)
target_id = kwargs.get('target_id', None)
pooling_timeout = kwargs.get('polling_timeout', 60)
if self.check_parameters(capability, *args, **kwargs) is True:
if capability == 'reboot.txt':
reboot_file_path = os.path.join(destination_disk, capability)
reboot_fh = open(reboot_file_path, "w")
reboot_fh.close()
# Make sure the file is written to the board before continuing
if os.name == 'posix':
self.run_command('sync -f %s' % reboot_file_path, shell=True)
time.sleep(3) # sufficient delay for device to boot up
result, destination_disk = self.check_mount_point_ready(destination_disk, target_id=target_id, timeout=pooling_timeout)
return result
def load_plugin():
""" Returns plugin available in this module
"""
return HostTestPluginResetMethod_MPS2()
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