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64 lines
2.0 KiB
64 lines
2.0 KiB
/* |
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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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#ifdef CONFIG_HYPERVISOR_GUEST |
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#include <asm/kvm_para.h> |
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#include <asm/xen/hypervisor.h> |
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/* |
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* x86 hypervisor information |
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*/ |
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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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/* Adjust CPU feature bits (run once per CPU) */ |
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void (*set_cpu_features)(struct cpuinfo_x86 *); |
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/* Platform setup (run once per boot) */ |
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void (*init_platform)(void); |
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/* X2APIC detection (run once per boot) */ |
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bool (*x2apic_available)(void); |
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}; |
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extern const struct hypervisor_x86 *x86_hyper; |
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/* Recognized hypervisors */ |
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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; |
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extern const struct hypervisor_x86 x86_hyper_kvm; |
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extern void init_hypervisor(struct cpuinfo_x86 *c); |
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extern void init_hypervisor_platform(void); |
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extern bool hypervisor_x2apic_available(void); |
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#else |
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static inline void init_hypervisor(struct cpuinfo_x86 *c) { } |
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static inline void init_hypervisor_platform(void) { } |
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static inline bool hypervisor_x2apic_available(void) { return false; } |
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#endif /* CONFIG_HYPERVISOR_GUEST */ |
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#endif /* _ASM_X86_HYPERVISOR_H */
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