include/system/hvf.h

/*
 * QEMU Hypervisor.framework (HVF) support
 *
 * Copyright Google Inc., 2017
 *
 * This work is licensed under the terms of the GNU GPL, version 2 or later.
 * See the COPYING file in the top-level directory.
 *
 */

/* header to be included in non-HVF-specific code */

#ifndef HVF_H
#define HVF_H

#include "qemu/accel.h"

#ifdef COMPILING_PER_TARGET
# ifdef CONFIG_HVF
#  define CONFIG_HVF_IS_POSSIBLE
# endif /* !CONFIG_HVF */
#else
# define CONFIG_HVF_IS_POSSIBLE
#endif /* COMPILING_PER_TARGET */

#ifdef CONFIG_HVF_IS_POSSIBLE
extern bool hvf_allowed;
#define hvf_enabled() (hvf_allowed)
extern bool hvf_kernel_irqchip;
#define hvf_irqchip_in_kernel()  (hvf_kernel_irqchip)
extern bool hvf_nested_virt;
#define hvf_nested_virt_enabled()  (hvf_nested_virt)
#else /* !CONFIG_HVF_IS_POSSIBLE */
#define hvf_enabled() 0
#define hvf_irqchip_in_kernel() 0
#define hvf_nested_virt_enabled() 0
#endif /* !CONFIG_HVF_IS_POSSIBLE */

void hvf_nested_virt_enable(bool nested_virt);

#define TYPE_HVF_ACCEL ACCEL_CLASS_NAME("hvf")

typedef struct HVFState HVFState;
DECLARE_INSTANCE_CHECKER(HVFState, HVF_STATE,
                         TYPE_HVF_ACCEL)

#endif