kernel_stats.hh revision 3594:e401993e0cbb
1/* 2 * Copyright (c) 2004-2005 The Regents of The University of Michigan 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * Authors: Lisa Hsu 29 * Nathan Binkert 30 */ 31 32#ifndef __KERNEL_STATS_HH__ 33#define __KERNEL_STATS_HH__ 34 35#include <string> 36 37#include "cpu/static_inst.hh" 38#include "sim/serialize.hh" 39 40class BaseCPU; 41class ThreadContext; 42class FnEvent; 43// What does kernel stats expect is included? 44class System; 45 46namespace Kernel { 47 48class Statistics : public Serializable 49{ 50 protected: 51 std::string myname; 52 53 protected: 54 Stats::Scalar<> _arm; 55 Stats::Scalar<> _quiesce; 56 Stats::Scalar<> _hwrei; 57 58 Stats::Vector<> _iplCount; 59 Stats::Vector<> _iplGood; 60 Stats::Vector<> _iplTicks; 61 Stats::Formula _iplUsed; 62 63 Stats::Vector<> _syscall; 64// Stats::Vector<> _faults; 65 66 private: 67 int iplLast; 68 Tick iplLastTick; 69 70 public: 71 Statistics(System *system); 72 virtual ~Statistics() {} 73 74 const std::string name() const { return myname; } 75 void regStats(const std::string &name); 76 77 public: 78 void arm() { _arm++; } 79 void quiesce() { _quiesce++; } 80 void swpipl(int ipl); 81 82 public: 83 virtual void serialize(std::ostream &os); 84 virtual void unserialize(Checkpoint *cp, const std::string §ion); 85}; 86 87/* end namespace Kernel */ } 88 89#endif // __KERNEL_STATS_HH__ 90