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