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
  39 typedef 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  */
  47 typedef 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  */
  60 struct 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  */
  79 void cpu_reset(CPUState *cpu);
  80
  81
  82 #endif