cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
Log | Files | Refs | Submodules | LICENSE | sfeed.txt

cpu.h (2000B)

      1/*
      2 * QEMU ACPI hotplug utilities
      3 *
      4 * Copyright (C) 2016 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#ifndef ACPI_CPU_H
     13#define ACPI_CPU_H
     14
     15#include "hw/qdev-core.h"
     16#include "hw/acpi/acpi.h"
     17#include "hw/acpi/aml-build.h"
     18#include "hw/hotplug.h"
     19
     20typedef struct AcpiCpuStatus {
     21    struct CPUState *cpu;
     22    uint64_t arch_id;
     23    bool is_inserting;
     24    bool is_removing;
     25    bool fw_remove;
     26    uint32_t ost_event;
     27    uint32_t ost_status;
     28} AcpiCpuStatus;
     29
     30typedef struct CPUHotplugState {
     31    MemoryRegion ctrl_reg;
     32    uint32_t selector;
     33    uint8_t command;
     34    uint32_t dev_count;
     35    AcpiCpuStatus *devs;
     36} CPUHotplugState;
     37
     38void acpi_cpu_plug_cb(HotplugHandler *hotplug_dev,
     39                      CPUHotplugState *cpu_st, DeviceState *dev, Error **errp);
     40
     41void acpi_cpu_unplug_request_cb(HotplugHandler *hotplug_dev,
     42                                CPUHotplugState *cpu_st,
     43                                DeviceState *dev, Error **errp);
     44
     45void acpi_cpu_unplug_cb(CPUHotplugState *cpu_st,
     46                        DeviceState *dev, Error **errp);
     47
     48void cpu_hotplug_hw_init(MemoryRegion *as, Object *owner,
     49                         CPUHotplugState *state, hwaddr base_addr);
     50
     51typedef struct CPUHotplugFeatures {
     52    bool acpi_1_compatible;
     53    bool has_legacy_cphp;
     54    bool fw_unplugs_cpu;
     55    const char *smi_path;
     56} CPUHotplugFeatures;
     57
     58void build_cpus_aml(Aml *table, MachineState *machine, CPUHotplugFeatures opts,
     59                    hwaddr io_base,
     60                    const char *res_root,
     61                    const char *event_handler_method);
     62
     63void acpi_cpu_ospm_status(CPUHotplugState *cpu_st, ACPIOSTInfoList ***list);
     64
     65extern const VMStateDescription vmstate_cpu_hotplug;
     66#define VMSTATE_CPU_HOTPLUG(cpuhp, state) \
     67    VMSTATE_STRUCT(cpuhp, state, 1, \
     68                   vmstate_cpu_hotplug, CPUHotplugState)
     69
     70#endif