diff --git a/include/asm-v850/segment.h b/include/asm-v850/segment.h
new file mode 100644
index 0000000..5e2b15d
--- /dev/null
+++ b/include/asm-v850/segment.h
@@ -0,0 +1,36 @@
+#ifndef __V850_SEGMENT_H__
+#define __V850_SEGMENT_H__
+
+
+#ifndef __ASSEMBLY__
+
+typedef unsigned long mm_segment_t;	/* domain register */
+
+#endif /* !__ASSEMBLY__ */
+
+
+#define __KERNEL_CS	0x0
+#define __KERNEL_DS	0x0
+
+#define __USER_CS	0x1
+#define __USER_DS	0x1
+
+#define KERNEL_DS	__KERNEL_DS
+#define KERNEL_CS	__KERNEL_CS
+#define USER_DS		__USER_DS
+#define USER_CS		__USER_CS
+
+#define segment_eq(a,b)	((a) == (b))
+
+#define get_ds()	(KERNEL_DS)
+#define get_fs()	(USER_DS)
+
+#define set_fs(seg)	((void)(seg))
+
+
+#define copy_segments(task, mm)	((void)((void)(task), (mm)))
+#define release_segments(mm)	((void)(mm))
+#define forget_segments()	((void)0)
+
+
+#endif /* __V850_SEGMENT_H__ */