115 lines
3.4 KiB
C++
115 lines
3.4 KiB
C++
/*
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* Copyright (c) 2004-2005 The Regents of The University of Michigan
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer;
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* redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution;
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* neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __KERNEL_STATS_HH__
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#define __KERNEL_STATS_HH__
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#include <map>
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#include <stack>
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#include <string>
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#include <vector>
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#include "cpu/static_inst.hh"
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class BaseCPU;
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class ExecContext;
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class FnEvent;
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// What does kernel stats expect is included?
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class System;
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namespace Kernel {
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enum cpu_mode { kernel, user, idle, cpu_mode_num };
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extern const char *modestr[];
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class Statistics : public Serializable
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{
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private:
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std::string myname;
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Addr idleProcess;
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cpu_mode themode;
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Tick lastModeTick;
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void changeMode(cpu_mode newmode, ExecContext *xc);
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private:
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Stats::Scalar<> _arm;
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Stats::Scalar<> _quiesce;
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Stats::Scalar<> _ivlb;
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Stats::Scalar<> _ivle;
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Stats::Scalar<> _hwrei;
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Stats::Vector<> _iplCount;
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Stats::Vector<> _iplGood;
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Stats::Vector<> _iplTicks;
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Stats::Formula _iplUsed;
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Stats::Vector<> _callpal;
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Stats::Vector<> _syscall;
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// Stats::Vector<> _faults;
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Stats::Vector<> _mode;
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Stats::Vector<> _modeGood;
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Stats::Formula _modeFraction;
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Stats::Vector<> _modeTicks;
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Stats::Scalar<> _swap_context;
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private:
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int iplLast;
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Tick iplLastTick;
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public:
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Statistics(System *system);
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const std::string name() const { return myname; }
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void regStats(const std::string &name);
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public:
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void arm() { _arm++; }
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void quiesce() { _quiesce++; }
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void ivlb() { _ivlb++; }
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void ivle() { _ivle++; }
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void hwrei() { _hwrei++; }
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void swpipl(int ipl);
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void mode(cpu_mode newmode, ExecContext *xc);
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void context(Addr oldpcbb, Addr newpcbb, ExecContext *xc);
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void callpal(int code, ExecContext *xc);
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void setIdleProcess(Addr idle, ExecContext *xc);
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public:
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virtual void serialize(std::ostream &os);
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virtual void unserialize(Checkpoint *cp, const std::string §ion);
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};
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/* end namespace Kernel */ }
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#endif // __KERNEL_STATS_HH__
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