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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, | |
4a362601 | 31 | X86_HYPER_JAILHOUSE, |
ec7972c9 | 32 | X86_HYPER_ACRN, |
03b2a320 JG |
33 | }; |
34 | ||
79cc7415 TG |
35 | #ifdef CONFIG_HYPERVISOR_GUEST |
36 | ||
37 | #include <asm/kvm_para.h> | |
38 | #include <asm/x86_init.h> | |
39 | #include <asm/xen/hypervisor.h> | |
40 | ||
e08cae41 PA |
41 | struct hypervisor_x86 { |
42 | /* Hypervisor name */ | |
43 | const char *name; | |
44 | ||
45 | /* Detection routine */ | |
9df56f19 | 46 | uint32_t (*detect)(void); |
e08cae41 | 47 | |
03b2a320 JG |
48 | /* Hypervisor type */ |
49 | enum x86_hypervisor_type type; | |
50 | ||
f72e38e8 JG |
51 | /* init time callbacks */ |
52 | struct x86_hyper_init init; | |
4cca6ea0 | 53 | |
f72e38e8 JG |
54 | /* runtime callbacks */ |
55 | struct x86_hyper_runtime runtime; | |
30978346 ZD |
56 | |
57 | /* ignore nopv parameter */ | |
58 | bool ignore_nopv; | |
e08cae41 PA |
59 | }; |
60 | ||
cc8f3b4d ZD |
61 | extern const struct hypervisor_x86 x86_hyper_vmware; |
62 | extern const struct hypervisor_x86 x86_hyper_ms_hyperv; | |
63 | extern const struct hypervisor_x86 x86_hyper_xen_pv; | |
64 | extern const struct hypervisor_x86 x86_hyper_kvm; | |
65 | extern const struct hypervisor_x86 x86_hyper_jailhouse; | |
66 | extern const struct hypervisor_x86 x86_hyper_acrn; | |
67 | extern struct hypervisor_x86 x86_hyper_xen_hvm; | |
68 | ||
30978346 | 69 | extern bool nopv; |
03b2a320 | 70 | extern enum x86_hypervisor_type x86_hyper_type; |
6276a074 | 71 | extern void init_hypervisor_platform(void); |
79cc7415 TG |
72 | static inline bool hypervisor_is_type(enum x86_hypervisor_type type) |
73 | { | |
74 | return x86_hyper_type == type; | |
75 | } | |
6276a074 | 76 | #else |
6276a074 | 77 | static inline void init_hypervisor_platform(void) { } |
79cc7415 TG |
78 | static inline bool hypervisor_is_type(enum x86_hypervisor_type type) |
79 | { | |
80 | return type == X86_HYPER_NATIVE; | |
81 | } | |
6276a074 BP |
82 | #endif /* CONFIG_HYPERVISOR_GUEST */ |
83 | #endif /* _ASM_X86_HYPERVISOR_H */ |