1/* 2 * Copyright (c) 2006 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: Kevin Lim 29 */ 30 31#ifndef __CPU_THREAD_STATE_HH__ 32#define __CPU_THREAD_STATE_HH__ 33 34#include "arch/isa_traits.hh" 35#include "cpu/thread_context.hh" 36 37#if !FULL_SYSTEM 38#include "mem/mem_object.hh" 39#include "mem/translating_port.hh" 40#include "sim/process.hh" 41#endif 42 43#if FULL_SYSTEM 44class EndQuiesceEvent; 45class FunctionProfile; 46class ProfileNode; 47namespace Kernel { 48 class Statistics; 49}; 50#endif 51 52/** 53 * Struct for holding general thread state that is needed across CPU 54 * models. This includes things such as pointers to the process, 55 * memory, quiesce events, and certain stats. This can be expanded 56 * to hold more thread-specific stats within it. 57 */ 58struct ThreadState { 59 typedef ThreadContext::Status Status; 60 61#if FULL_SYSTEM 62 ThreadState(int _cpuId, int _tid); 63#else 64 ThreadState(int _cpuId, int _tid, MemObject *mem, 65 Process *_process, short _asid); 66#endif 67 68 void setCpuId(int id) { cpuId = id; } 69 70 int readCpuId() { return cpuId; } 71 72 void setTid(int id) { tid = id; } 73 74 int readTid() { return tid; } 75 76 Tick readLastActivate() { return lastActivate; } 77 78 Tick readLastSuspend() { return lastSuspend; } 79 80#if FULL_SYSTEM 81 void dumpFuncProfile(); 82 83 EndQuiesceEvent *getQuiesceEvent() { return quiesceEvent; } 84 85 void profileClear(); 86 87 void profileSample(); 88 89 Kernel::Statistics *getKernelStats() { return kernelStats; } 90
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