diff --git a/xen/include/asm-x86/processor.h b/xen/include/asm-x86/processor.h
index 5902c93a7c..7735bc2a49 100644
--- a/xen/include/asm-x86/processor.h
+++ b/xen/include/asm-x86/processor.h
@@ -17,16 +17,7 @@
 #endif
 
 #include <asm/x86-defns.h>
-
-/*
- * CPU vendor IDs
- */
-#define X86_VENDOR_INTEL 0
-#define X86_VENDOR_AMD 1
-#define X86_VENDOR_CENTAUR 2
-#define X86_VENDOR_NUM 3
-#define X86_VENDOR_UNKNOWN 0xff
-
+#include <asm/x86-vendors.h>
 
 /*
  * Trap/fault mnemonics.
diff --git a/xen/include/asm-x86/x86-vendors.h b/xen/include/asm-x86/x86-vendors.h
new file mode 100644
index 0000000000..cae5507bd0
--- /dev/null
+++ b/xen/include/asm-x86/x86-vendors.h
@@ -0,0 +1,13 @@
+#ifndef __XEN_X86_VENDORS_H__
+#define __XEN_X86_VENDORS_H__
+
+/*
+ * CPU vendor IDs
+ */
+#define X86_VENDOR_INTEL 0
+#define X86_VENDOR_AMD 1
+#define X86_VENDOR_CENTAUR 2
+#define X86_VENDOR_NUM 3
+#define X86_VENDOR_UNKNOWN 0xff
+
+#endif	/* __XEN_X86_VENDORS_H__ */