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authorIngo Molnar <mingo@elte.hu>2009-03-11 10:49:34 +0100
committerIngo Molnar <mingo@elte.hu>2009-03-11 10:49:34 +0100
commitd95c3578120e5bc4784069439f00ccb1b5f87717 (patch)
treec819de31de3983f3d69f223ede07667ff23bf7da /arch/x86/include/asm/xen/hypervisor.h
parentba1d755a36f66101aa88ac9ebb54694def6ec38d (diff)
parent78b020d035074fc3aa4d017353bb2c32e2aff56f (diff)
Merge branch 'x86/core' into cpus4096
Diffstat (limited to 'arch/x86/include/asm/xen/hypervisor.h')
-rw-r--r--arch/x86/include/asm/xen/hypervisor.h28
1 files changed, 18 insertions, 10 deletions
diff --git a/arch/x86/include/asm/xen/hypervisor.h b/arch/x86/include/asm/xen/hypervisor.h
index 81fbd735aec..d5b7e90c0ed 100644
--- a/arch/x86/include/asm/xen/hypervisor.h
+++ b/arch/x86/include/asm/xen/hypervisor.h
@@ -38,22 +38,30 @@ extern struct shared_info *HYPERVISOR_shared_info;
extern struct start_info *xen_start_info;
enum xen_domain_type {
- XEN_NATIVE,
- XEN_PV_DOMAIN,
- XEN_HVM_DOMAIN,
+ XEN_NATIVE, /* running on bare hardware */
+ XEN_PV_DOMAIN, /* running in a PV domain */
+ XEN_HVM_DOMAIN, /* running in a Xen hvm domain */
};
-extern enum xen_domain_type xen_domain_type;
-
#ifdef CONFIG_XEN
-#define xen_domain() (xen_domain_type != XEN_NATIVE)
+extern enum xen_domain_type xen_domain_type;
#else
-#define xen_domain() (0)
+#define xen_domain_type XEN_NATIVE
#endif
-#define xen_pv_domain() (xen_domain() && xen_domain_type == XEN_PV_DOMAIN)
-#define xen_hvm_domain() (xen_domain() && xen_domain_type == XEN_HVM_DOMAIN)
+#define xen_domain() (xen_domain_type != XEN_NATIVE)
+#define xen_pv_domain() (xen_domain() && \
+ xen_domain_type == XEN_PV_DOMAIN)
+#define xen_hvm_domain() (xen_domain() && \
+ xen_domain_type == XEN_HVM_DOMAIN)
+
+#ifdef CONFIG_XEN_DOM0
+#include <xen/interface/xen.h>
-#define xen_initial_domain() (xen_pv_domain() && xen_start_info->flags & SIF_INITDOMAIN)
+#define xen_initial_domain() (xen_pv_domain() && \
+ xen_start_info->flags & SIF_INITDOMAIN)
+#else /* !CONFIG_XEN_DOM0 */
+#define xen_initial_domain() (0)
+#endif /* CONFIG_XEN_DOM0 */
#endif /* _ASM_X86_XEN_HYPERVISOR_H */