qemu/include/hw/acpi/cpu_hotplug.h
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   1/*
   2 * QEMU ACPI hotplug utilities
   3 *
   4 * Copyright (C) 2013 Red Hat Inc
   5 *
   6 * Authors:
   7 *   Igor Mammedov <imammedo@redhat.com>
   8 *
   9 * This work is licensed under the terms of the GNU GPL, version 2 or later.
  10 * See the COPYING file in the top-level directory.
  11 */
  12
  13#ifndef HW_ACPI_CPU_HOTPLUG_H
  14#define HW_ACPI_CPU_HOTPLUG_H
  15
  16#include "hw/acpi/acpi.h"
  17#include "hw/acpi/pc-hotplug.h"
  18#include "hw/acpi/aml-build.h"
  19#include "hw/hotplug.h"
  20#include "hw/acpi/cpu.h"
  21
  22typedef struct AcpiCpuHotplug {
  23    Object *device;
  24    MemoryRegion io;
  25    uint8_t sts[ACPI_GPE_PROC_LEN];
  26} AcpiCpuHotplug;
  27
  28void legacy_acpi_cpu_plug_cb(HotplugHandler *hotplug_dev,
  29                             AcpiCpuHotplug *g, DeviceState *dev, Error **errp);
  30
  31void legacy_acpi_cpu_hotplug_init(MemoryRegion *parent, Object *owner,
  32                                  AcpiCpuHotplug *gpe_cpu, uint16_t base);
  33
  34void acpi_switch_to_modern_cphp(AcpiCpuHotplug *gpe_cpu,
  35                                CPUHotplugState *cpuhp_state,
  36                                uint16_t io_port);
  37
  38void build_legacy_cpu_hotplug_aml(Aml *ctx, MachineState *machine,
  39                                  uint16_t io_base);
  40#endif
  41