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/*
* Copyright (C) 2008, VMware, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
* NON INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#ifndef _ASM_X86_HYPERVISOR_H
#define _ASM_X86_HYPERVISOR_H
/* x86 hypervisor types */
enum x86_hypervisor_type {
X86_HYPER_NATIVE = 0,
X86_HYPER_VMWARE,
X86_HYPER_MS_HYPERV,
X86_HYPER_XEN_PV,
X86_HYPER_XEN_HVM,
X86_HYPER_KVM,
X86_HYPER_JAILHOUSE,
X86_HYPER_ACRN,
};
#ifdef CONFIG_HYPERVISOR_GUEST
#include <asm/kvm_para.h>
#include <asm/x86_init.h>
#include <asm/xen/hypervisor.h>
struct hypervisor_x86 {
/* Hypervisor name */
const char *name;
/* Detection routine */
uint32_t (*detect)(void);
/* Hypervisor type */
enum x86_hypervisor_type type;
/* init time callbacks */
struct x86_hyper_init init;
/* runtime callbacks */
struct x86_hyper_runtime runtime;
/* ignore nopv parameter */
bool ignore_nopv;
};
extern const struct hypervisor_x86 x86_hyper_vmware;
extern const struct hypervisor_x86 x86_hyper_ms_hyperv;
extern const struct hypervisor_x86 x86_hyper_xen_pv;
extern const struct hypervisor_x86 x86_hyper_kvm;
extern const struct hypervisor_x86 x86_hyper_jailhouse;
extern const struct hypervisor_x86 x86_hyper_acrn;
extern struct hypervisor_x86 x86_hyper_xen_hvm;
extern bool nopv;
extern enum x86_hypervisor_type x86_hyper_type;
extern void init_hypervisor_platform(void);
static inline bool hypervisor_is_type(enum x86_hypervisor_type type)
{
return x86_hyper_type == type;
}
#else
static inline void init_hypervisor_platform(void) { }
static inline bool hypervisor_is_type(enum x86_hypervisor_type type)
{
return type == X86_HYPER_NATIVE;
}
#endif /* CONFIG_HYPERVISOR_GUEST */
#endif /* _ASM_X86_HYPERVISOR_H */
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