diff --git a/include/asm-sh64/ucontext.h b/include/asm-sh64/ucontext.h
new file mode 100644
index 0000000..cf77a08
--- /dev/null
+++ b/include/asm-sh64/ucontext.h
@@ -0,0 +1,23 @@
+#ifndef __ASM_SH64_UCONTEXT_H
+#define __ASM_SH64_UCONTEXT_H
+
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * include/asm-sh64/ucontext.h
+ *
+ * Copyright (C) 2000, 2001  Paolo Alberelli
+ *
+ */
+
+struct ucontext {
+	unsigned long	  uc_flags;
+	struct ucontext  *uc_link;
+	stack_t		  uc_stack;
+	struct sigcontext uc_mcontext;
+	sigset_t	  uc_sigmask;	/* mask last for extensibility */
+};
+
+#endif /* __ASM_SH64_UCONTEXT_H */