kernel_stats.hh revision 11168
112855Sgabeblack@google.com/* 212855Sgabeblack@google.com * Copyright (c) 2004-2005 The Regents of The University of Michigan 312855Sgabeblack@google.com * All rights reserved. 412855Sgabeblack@google.com * 512855Sgabeblack@google.com * Redistribution and use in source and binary forms, with or without 612855Sgabeblack@google.com * modification, are permitted provided that the following conditions are 712855Sgabeblack@google.com * met: redistributions of source code must retain the above copyright 812855Sgabeblack@google.com * notice, this list of conditions and the following disclaimer; 912855Sgabeblack@google.com * redistributions in binary form must reproduce the above copyright 1012855Sgabeblack@google.com * notice, this list of conditions and the following disclaimer in the 1112855Sgabeblack@google.com * documentation and/or other materials provided with the distribution; 1212855Sgabeblack@google.com * neither the name of the copyright holders nor the names of its 1312855Sgabeblack@google.com * contributors may be used to endorse or promote products derived from 1412855Sgabeblack@google.com * this software without specific prior written permission. 1512855Sgabeblack@google.com * 1612855Sgabeblack@google.com * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1712855Sgabeblack@google.com * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1812855Sgabeblack@google.com * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 1912855Sgabeblack@google.com * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 2012855Sgabeblack@google.com * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2112855Sgabeblack@google.com * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 2212855Sgabeblack@google.com * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2312855Sgabeblack@google.com * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2412855Sgabeblack@google.com * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2512855Sgabeblack@google.com * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2612855Sgabeblack@google.com * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2712855Sgabeblack@google.com * 2812855Sgabeblack@google.com * Authors: Lisa Hsu 2912855Sgabeblack@google.com * Nathan Binkert 3012855Sgabeblack@google.com */ 3112855Sgabeblack@google.com 3212855Sgabeblack@google.com#ifndef __ARCH_ALPHA_KERNEL_STATS_HH__ 3312855Sgabeblack@google.com#define __ARCH_ALPHA_KERNEL_STATS_HH__ 3412855Sgabeblack@google.com 3512855Sgabeblack@google.com#include <map> 3612855Sgabeblack@google.com#include <stack> 3712855Sgabeblack@google.com#include <string> 3812855Sgabeblack@google.com#include <vector> 3912855Sgabeblack@google.com 4012855Sgabeblack@google.com#include "cpu/static_inst.hh" 4112855Sgabeblack@google.com#include "kern/kernel_stats.hh" 4212855Sgabeblack@google.com 4312855Sgabeblack@google.comclass BaseCPU; 4412855Sgabeblack@google.comclass ThreadContext; 4512855Sgabeblack@google.comclass FnEvent; 4612855Sgabeblack@google.com// What does kernel stats expect is included? 4712855Sgabeblack@google.comclass System; 4812855Sgabeblack@google.com 4912855Sgabeblack@google.comnamespace AlphaISA { 5012855Sgabeblack@google.comnamespace Kernel { 5112855Sgabeblack@google.com 5212855Sgabeblack@google.comenum cpu_mode { kernel, user, idle, cpu_mode_num }; 53extern const char *modestr[]; 54 55class Statistics : public ::Kernel::Statistics 56{ 57 protected: 58 Addr idleProcess; 59 cpu_mode themode; 60 Tick lastModeTick; 61 62 void changeMode(cpu_mode newmode, ThreadContext *tc); 63 64 private: 65 Stats::Vector _callpal; 66// Stats::Vector _faults; 67 68 Stats::Vector _mode; 69 Stats::Vector _modeGood; 70 Stats::Formula _modeFraction; 71 Stats::Vector _modeTicks; 72 73 Stats::Scalar _swap_context; 74 75 public: 76 Statistics(System *system); 77 78 void regStats(const std::string &name); 79 80 public: 81 void mode(cpu_mode newmode, ThreadContext *tc); 82 void context(Addr oldpcbb, Addr newpcbb, ThreadContext *tc); 83 void callpal(int code, ThreadContext *tc); 84 void hwrei() { _hwrei++; } 85 86 void setIdleProcess(Addr idle, ThreadContext *tc); 87 88 public: 89 void serialize(CheckpointOut &cp) const override; 90 void unserialize(CheckpointIn &cp) override; 91}; 92 93} // namespace Kernel 94} // namespace AlphaISA 95 96#endif // __ARCH_ALPHA_KERNEL_STATS_HH__ 97