ipc: close open coded spin lock calls
[platform/adaptation/renesas_rcar/renesas_kernel.git] / include / xen / xen.h
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 #define xen_domain()            (xen_domain_type != XEN_NATIVE)
17 #define xen_pv_domain()         (xen_domain() &&                        \
18                                  xen_domain_type == XEN_PV_DOMAIN)
19 #define xen_hvm_domain()        (xen_domain() &&                        \
20                                  xen_domain_type == XEN_HVM_DOMAIN)
21
22 #ifdef CONFIG_XEN_DOM0
23 #include <xen/interface/xen.h>
24 #include <asm/xen/hypervisor.h>
25
26 #define xen_initial_domain()    (xen_domain() && \
27                                  xen_start_info && xen_start_info->flags & SIF_INITDOMAIN)
28 #else  /* !CONFIG_XEN_DOM0 */
29 #define xen_initial_domain()    (0)
30 #endif  /* CONFIG_XEN_DOM0 */
31
32 #endif  /* _XEN_XEN_H */