82 lines
1.6 KiB
C
82 lines
1.6 KiB
C
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/*
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* OpenBTS provides an open source alternative to legacy telco protocols and
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* traditionally complex, proprietary hardware systems.
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*
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* Copyright 2009 Free Software Foundation, Inc.
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* Copyright 2014 Range Networks, Inc.
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*
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* This software is distributed under the terms of the GNU Affero General
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* Public License version 3. See the COPYING and NOTICE files in the main
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* directory for licensing information.
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*
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* This use of this software may be subject to additional restrictions.
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* See the LEGAL file in the main directory for details.
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*/
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#ifndef __POWER_CONTROL__
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#define __POWER_CONTROL__
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#include <iostream>
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#include <Timeval.h>
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#include <Threads.h>
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// forward declaration
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//class Timeval;
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// Make it all inline for now - no change to automake
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class ARFCNManager;
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namespace GSM {
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class PowerManager {
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private:
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Thread mThread;
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ARFCNManager* mRadio;
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unsigned mAveragedT3122; ///< averaged over the last NumSamples taken SamplePeriod apart kept in mSamples
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volatile unsigned mAtten; ///< current attenuation - either set by ourselves or by setPower
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Timeval mLast; ///< when controller operated last time
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unsigned mSamples[100];
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unsigned mNextSampleIndex;
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void increasePower();
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void reducePower();
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// internal method, does the control step
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void internalControlStep();
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void sampleT3122();
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void serviceLoop();
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public:
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PowerManager();
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void start();
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int power() { return -mAtten; }
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friend void* PowerManagerServiceLoopAdapter(PowerManager *pm);
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};
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void *PowerManagerServiceLoopAdapter(PowerManager *pm);
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} // namespace GSM
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#endif // __POWER_CONTROL__
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// vim: ts=4 sw=4
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