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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
1ccbf534 JF |
2 | #ifndef _XEN_XEN_H |
3 | #define _XEN_XEN_H | |
4 | ||
5 | enum xen_domain_type { | |
6 | XEN_NATIVE, /* running on bare hardware */ | |
7 | XEN_PV_DOMAIN, /* running in a PV domain */ | |
8 | XEN_HVM_DOMAIN, /* running in a Xen hvm domain */ | |
9 | }; | |
10 | ||
11 | #ifdef CONFIG_XEN | |
12 | extern enum xen_domain_type xen_domain_type; | |
13 | #else | |
14 | #define xen_domain_type XEN_NATIVE | |
15 | #endif | |
16 | ||
b4feaeb0 JG |
17 | #ifdef CONFIG_XEN_PVH |
18 | extern bool xen_pvh; | |
19 | #else | |
20 | #define xen_pvh 0 | |
21 | #endif | |
22 | ||
1ccbf534 | 23 | #define xen_domain() (xen_domain_type != XEN_NATIVE) |
b4feaeb0 JG |
24 | #define xen_pv_domain() (xen_domain_type == XEN_PV_DOMAIN) |
25 | #define xen_hvm_domain() (xen_domain_type == XEN_HVM_DOMAIN) | |
26 | #define xen_pvh_domain() (xen_pvh) | |
1ccbf534 JF |
27 | |
28 | #ifdef CONFIG_XEN_DOM0 | |
29 | #include <xen/interface/xen.h> | |
30 | #include <asm/xen/hypervisor.h> | |
31 | ||
4c071ee5 | 32 | #define xen_initial_domain() (xen_domain() && \ |
4ed5978b | 33 | xen_start_info && xen_start_info->flags & SIF_INITDOMAIN) |
1ccbf534 JF |
34 | #else /* !CONFIG_XEN_DOM0 */ |
35 | #define xen_initial_domain() (0) | |
36 | #endif /* CONFIG_XEN_DOM0 */ | |
37 | ||
38 | #endif /* _XEN_XEN_H */ |