blob: 62f0278ba2586fbe2fdaf553691e4a20c5cccf5d [file] [log] [blame]
* QEMU ACPI hotplug utilities
* Copyright (C) 2016 Red Hat Inc
* Authors:
* Igor Mammedov <>
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
#ifndef ACPI_CPU_H
#define ACPI_CPU_H
#include "hw/qdev-core.h"
#include "hw/acpi/acpi.h"
#include "hw/acpi/aml-build.h"
#include "hw/hotplug.h"
typedef struct AcpiCpuStatus {
struct CPUState *cpu;
uint64_t arch_id;
bool is_inserting;
bool is_removing;
uint32_t ost_event;
uint32_t ost_status;
} AcpiCpuStatus;
typedef struct CPUHotplugState {
MemoryRegion ctrl_reg;
uint32_t selector;
uint8_t command;
uint32_t dev_count;
AcpiCpuStatus *devs;
} CPUHotplugState;
void acpi_cpu_plug_cb(HotplugHandler *hotplug_dev,
CPUHotplugState *cpu_st, DeviceState *dev, Error **errp);
void acpi_cpu_unplug_request_cb(HotplugHandler *hotplug_dev,
CPUHotplugState *cpu_st,
DeviceState *dev, Error **errp);
void acpi_cpu_unplug_cb(CPUHotplugState *cpu_st,
DeviceState *dev, Error **errp);
void cpu_hotplug_hw_init(MemoryRegion *as, Object *owner,
CPUHotplugState *state, hwaddr base_addr);
typedef struct CPUHotplugFeatures {
bool acpi_1_compatible;
bool has_legacy_cphp;
} CPUHotplugFeatures;
void build_cpus_aml(Aml *table, MachineState *machine, CPUHotplugFeatures opts,
hwaddr io_base,
const char *res_root,
const char *event_handler_method);
void acpi_cpu_ospm_status(CPUHotplugState *cpu_st, ACPIOSTInfoList ***list);
extern const VMStateDescription vmstate_cpu_hotplug;
#define VMSTATE_CPU_HOTPLUG(cpuhp, state) \
VMSTATE_STRUCT(cpuhp, state, 1, \
vmstate_cpu_hotplug, CPUHotplugState)