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-rw-r--r--include/xen/xen.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/xen/xen.h b/include/xen/xen.h
index a74d4362c4f8..0c0e3ef4c45d 100644
--- a/include/xen/xen.h
+++ b/include/xen/xen.h
@@ -29,4 +29,18 @@ extern enum xen_domain_type xen_domain_type;
#define xen_initial_domain() (0)
#endif /* CONFIG_XEN_DOM0 */
+#ifdef CONFIG_XEN_PVH
+/* This functionality exists only for x86. The XEN_PVHVM support exists
+ * only in x86 world - hence on ARM it will be always disabled.
+ * N.B. ARM guests are neither PV nor HVM nor PVHVM.
+ * It's a bit like PVH but is different also (it's further towards the H
+ * end of the spectrum than even PVH).
+ */
+#include <xen/features.h>
+#define xen_pvh_domain() (xen_pv_domain() && \
+ xen_feature(XENFEAT_auto_translated_physmap) && \
+ xen_have_vector_callback)
+#else
+#define xen_pvh_domain() (0)
+#endif
#endif /* _XEN_XEN_H */