| # Copyright 2015 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """An adapter to remotely access the system facade on DUT.""" |
| |
| |
| class SystemFacadeRemoteAdapter(object): |
| """SystemFacadeRemoteAdapter is an adapter to remotely control DUT system. |
| |
| The Autotest host object representing the remote DUT, passed to this |
| class on initialization, can be accessed from its _client property. |
| |
| """ |
| def __init__(self, host, remote_facade_proxy): |
| """Construct an SystemFacadeRemoteAdapter. |
| |
| @param host: Host object representing a remote host. |
| @param remote_facade_proxy: RemoteFacadeProxy object. |
| |
| """ |
| self._client = host |
| self._proxy = remote_facade_proxy |
| |
| |
| @property |
| def _system_proxy(self): |
| """Gets the proxy to DUT system facade. |
| |
| @return XML RPC proxy to DUT system facade. |
| |
| """ |
| return self._proxy.system |
| |
| |
| def set_scaling_governor_mode(self, index, mode): |
| """Set mode of CPU scaling governor on one CPU of DUT. |
| |
| @param index: CPU index starting from 0. |
| |
| @param mode: Mode of scaling governor, accept 'interactive' or |
| 'performance'. |
| |
| @returns: The original mode. |
| |
| """ |
| return self._system_proxy.set_scaling_governor_mode(index, mode) |
