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/**************************************************************************
* Copyright (C) 2006 by Daniel Gollub *
* <dgollub@suse.de> *
* Danny Kukawka *
* <dkukawka@suse.de>, <danny.kukawka@web.de> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of version 2 of the GNU General Public License *
* as published by the Free Software Foundation. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
/*!
* \file hardware_cpu.h
* \brief Headerfile for hardware_cpu.cpp and the class \ref CPUInfo.
*/
/*!
* \class CPUInfo
* \brief class for CPU information related funtionality
* \author Danny Kukawka, <dkukawka@suse.de>, <danny.kukawka@web.de>
* \date 2006
*/
#ifndef _HARDWARE_CPU_H_
#define _HARDWARE_CPU_H_
// QT Headers
#include <tqstring.h>
#include <tqobject.h>
#include <tqvaluelist.h>
// TDE hardware library
#include <tdehardwaredevices.h>
// own headers
#include "tdepowersave_debug.h"
class CPUInfo : public TQObject{
Q_OBJECT
private:
//! Integer with the numbers of CPUs in the system
/*! This contains the number of CPUs in the current system */
int numOfCPUs;
TDEHardwareDevices *m_hwdevices;
public:
//! represent the current Throttling of the CPU
/*!
* This interge value represent the current throttling step of the CPU in percent
* \li a value >= 0 in %
*/
TQValueList <int> cpu_throttling;
//! represent the current CPU speeds
/*!
* This integer value represent the current speed/frequency of the CPUs in Mhz
* \li a value > 0 in Mhz
*/
TQValueList <int> cpufreq_speed;
//! represent the max. CPU speeds
/*!
* This integer value represent the max speed/frequency of the CPUs in Mhz
* \li a value > 0 in Mhz
*/
TQValueList <int> cpufreq_max_speed;
//! if the machine support change CPU Freq in general
/*!
* This boolean represent information if the machine support change the
* CPU freqency in general vi sysfs
* \li true: if supported
* \li false: else
*/
bool cpuFreqHW;
//! tells if the CPUFreq Speed changed
/*!
* This boolean represent information about CPUFreq Speed changes.
* \li true: if something changed
* \li false: if nothing changed (or this is reset to false if the message was consumed)
*/
bool update_info_cpufreq_speed_changed;
// --> functions
//! default constructor
CPUInfo();
//! default destructor
~CPUInfo();
//! checks the current CPU Speed from sysfs
int checkCPUSpeed();
//! checks the Speed of throttling CPUs from /proc/cpuinfo
int checkCPUSpeedThrottling();
//! read the current throttling state of the CPUs from /proc/acpi/processor/CPUX/throttling
bool getCPUThrottlingState();
//! read the max speed of the CPUs
void getCPUMaxSpeed();
//! counts the total number of CPUs
int getCPUNum();
};
#endif
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