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88b094fb AK |
1 | /* |
2 | * Copyright (C) 2008, VMware, Inc. | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * the Free Software Foundation; either version 2 of the License, or | |
7 | * (at your option) any later version. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, but | |
10 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or | |
12 | * NON INFRINGEMENT. See the GNU General Public License for more | |
13 | * details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with this program; if not, write to the Free Software | |
17 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 | * | |
19 | */ | |
e08cae41 PA |
20 | #ifndef _ASM_X86_HYPERVISOR_H |
21 | #define _ASM_X86_HYPERVISOR_H | |
88b094fb | 22 | |
79cc7415 | 23 | /* x86 hypervisor types */ |
03b2a320 JG |
24 | enum x86_hypervisor_type { |
25 | X86_HYPER_NATIVE = 0, | |
26 | X86_HYPER_VMWARE, | |
27 | X86_HYPER_MS_HYPERV, | |
28 | X86_HYPER_XEN_PV, | |
29 | X86_HYPER_XEN_HVM, | |
30 | X86_HYPER_KVM, | |
31 | }; | |
32 | ||
79cc7415 TG |
33 | #ifdef CONFIG_HYPERVISOR_GUEST |
34 | ||
35 | #include <asm/kvm_para.h> | |
36 | #include <asm/x86_init.h> | |
37 | #include <asm/xen/hypervisor.h> | |
38 | ||
e08cae41 PA |
39 | struct hypervisor_x86 { |
40 | /* Hypervisor name */ | |
41 | const char *name; | |
42 | ||
43 | /* Detection routine */ | |
9df56f19 | 44 | uint32_t (*detect)(void); |
e08cae41 | 45 | |
03b2a320 JG |
46 | /* Hypervisor type */ |
47 | enum x86_hypervisor_type type; | |
48 | ||
f72e38e8 JG |
49 | /* init time callbacks */ |
50 | struct x86_hyper_init init; | |
4cca6ea0 | 51 | |
f72e38e8 JG |
52 | /* runtime callbacks */ |
53 | struct x86_hyper_runtime runtime; | |
e08cae41 PA |
54 | }; |
55 | ||
03b2a320 | 56 | extern enum x86_hypervisor_type x86_hyper_type; |
6276a074 | 57 | extern void init_hypervisor_platform(void); |
79cc7415 TG |
58 | static inline bool hypervisor_is_type(enum x86_hypervisor_type type) |
59 | { | |
60 | return x86_hyper_type == type; | |
61 | } | |
6276a074 | 62 | #else |
6276a074 | 63 | static inline void init_hypervisor_platform(void) { } |
79cc7415 TG |
64 | static inline bool hypervisor_is_type(enum x86_hypervisor_type type) |
65 | { | |
66 | return type == X86_HYPER_NATIVE; | |
67 | } | |
6276a074 BP |
68 | #endif /* CONFIG_HYPERVISOR_GUEST */ |
69 | #endif /* _ASM_X86_HYPERVISOR_H */ |