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