tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#ifndef _XEN_XEN_H
2#define _XEN_XEN_H
3
4enum 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
11extern enum xen_domain_type xen_domain_type;
12#else
13#define xen_domain_type XEN_NATIVE
14#endif
15
16#ifdef CONFIG_XEN_PVH
17extern 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 */