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* QEMU x86 CPU
* Copyright (c) 2012 SUSE LINUX Products GmbH
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see
* <>
#ifndef QEMU_I386_CPU_QOM_H
#define QEMU_I386_CPU_QOM_H
#include "qom/cpu.h"
#include "cpu.h"
#include "qapi/error.h"
#ifdef TARGET_X86_64
#define TYPE_X86_CPU "x86_64-cpu"
#define TYPE_X86_CPU "i386-cpu"
#define X86_CPU_CLASS(klass) \
#define X86_CPU(obj) \
#define X86_CPU_GET_CLASS(obj) \
* X86CPUDefinition:
* CPU model definition data that was not converted to QOM per-subclass
* property defaults yet.
typedef struct X86CPUDefinition X86CPUDefinition;
* X86CPUClass:
* @cpu_def: CPU model definition
* @kvm_required: Whether CPU model requires KVM to be enabled.
* @parent_realize: The parent class' realize handler.
* @parent_reset: The parent class' reset handler.
* An x86 CPU model or family.
typedef struct X86CPUClass {
/*< private >*/
CPUClass parent_class;
/*< public >*/
/* Should be eventually replaced by subclass-specific property defaults. */
X86CPUDefinition *cpu_def;
bool kvm_required;
DeviceRealize parent_realize;
void (*parent_reset)(CPUState *cpu);
} X86CPUClass;
* X86CPU:
* @env: #CPUX86State
* @migratable: If set, only migratable flags will be accepted when "enforce"
* mode is used, and only migratable flags will be included in the "host"
* CPU model.
* An x86 CPU.
typedef struct X86CPU {
/*< private >*/
CPUState parent_obj;
/*< public >*/
CPUX86State env;
bool hyperv_vapic;
bool hyperv_relaxed_timing;
int hyperv_spinlock_attempts;
bool hyperv_time;
bool check_cpuid;
bool enforce_cpuid;
bool expose_kvm;
bool migratable;
bool host_features;
/* if true the CPUID code directly forward host cache leaves to the guest */
bool cache_info_passthrough;
/* Features that were filtered out because of missing host capabilities */
uint32_t filtered_features[FEATURE_WORDS];
/* Enable PMU CPUID bits. This can't be enabled by default yet because
* it doesn't have ABI stability guarantees, as it passes all PMU CPUID
* bits returned by GET_SUPPORTED_CPUID (that depend on host CPU and kernel
* capabilities) directly to the guest.
bool enable_pmu;
/* in order to simplify APIC support, we leave this pointer to the
user */
struct DeviceState *apic_state;
} X86CPU;
static inline X86CPU *x86_env_get_cpu(CPUX86State *env)
return container_of(env, X86CPU, env);
#define ENV_GET_CPU(e) CPU(x86_env_get_cpu(e))
#define ENV_OFFSET offsetof(X86CPU, env)
extern struct VMStateDescription vmstate_x86_cpu;
* x86_cpu_do_interrupt:
* @cpu: vCPU the interrupt is to be handled by.
void x86_cpu_do_interrupt(CPUState *cpu);
bool x86_cpu_exec_interrupt(CPUState *cpu, int int_req);
int x86_cpu_write_elf64_note(WriteCoreDumpFunction f, CPUState *cpu,
int cpuid, void *opaque);
int x86_cpu_write_elf32_note(WriteCoreDumpFunction f, CPUState *cpu,
int cpuid, void *opaque);
int x86_cpu_write_elf64_qemunote(WriteCoreDumpFunction f, CPUState *cpu,
void *opaque);
int x86_cpu_write_elf32_qemunote(WriteCoreDumpFunction f, CPUState *cpu,
void *opaque);
void x86_cpu_get_memory_mapping(CPUState *cpu, MemoryMappingList *list,
Error **errp);
void x86_cpu_dump_state(CPUState *cs, FILE *f, fprintf_function cpu_fprintf,
int flags);
hwaddr x86_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
int x86_cpu_gdb_read_register(CPUState *cpu, uint8_t *buf, int reg);
int x86_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg);
void x86_cpu_exec_enter(CPUState *cpu);
void x86_cpu_exec_exit(CPUState *cpu);