LXR qemu/include/qemu/cpu.h

   1/*
   2 * QEMU CPU model
   3 *
   4 * Copyright (c) 2012 SUSE LINUX Products GmbH
   5 *
   6 * This program is free software; you can redistribute it and/or
   7 * modify it under the terms of the GNU General Public License
   8 * as published by the Free Software Foundation; either version 2
   9 * of the License, or (at your option) any later version.
  10 *
  11 * This program is distributed in the hope that it will be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 * GNU General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU General Public License
  17 * along with this program; if not, see
  18 * <http://www.gnu.org/licenses/gpl-2.0.html>
  19 */
  20#ifndef QEMU_CPU_H
  21#define QEMU_CPU_H
  22
  23#include "qemu/object.h"
  24#include "qemu-thread.h"
  25
  26/**
  27 * SECTION:cpu
  28 * @section_id: QEMU-cpu
  29 * @title: CPU Class
  30 * @short_description: Base class for all CPUs
  31 */
  32
  33#define TYPE_CPU "cpu"
  34
  35#define CPU(obj) OBJECT_CHECK(CPUState, (obj), TYPE_CPU)
  36#define CPU_CLASS(class) OBJECT_CLASS_CHECK(CPUClass, (class), TYPE_CPU)
  37#define CPU_GET_CLASS(obj) OBJECT_GET_CLASS(CPUClass, (obj), TYPE_CPU)
  38
  39typedef struct CPUState CPUState;
  40
  41/**
  42 * CPUClass:
  43 * @reset: Callback to reset the #CPUState to its initial state.
  44 *
  45 * Represents a CPU family or model.
  46 */
  47typedef struct CPUClass {
  48    /*< private >*/
  49    ObjectClass parent_class;
  50    /*< public >*/
  51
  52    void (*reset)(CPUState *cpu);
  53} CPUClass;
  54
  55/**
  56 * CPUState:
  57 *
  58 * State of one CPU core or thread.
  59 */
  60struct CPUState {
  61    /*< private >*/
  62    Object parent_obj;
  63    /*< public >*/
  64
  65    struct QemuThread *thread;
  66#ifdef _WIN32
  67    HANDLE hThread;
  68#endif
  69    bool thread_kicked;
  70
  71    /* TODO Move common fields from CPUArchState here. */
  72};
  73
  74
  75/**
  76 * cpu_reset:
  77 * @cpu: The CPU whose state is to be reset.
  78 */
  79void cpu_reset(CPUState *cpu);
  80
  81
  82#endif
  83