diff --git a/include/asm-sh64/shmparam.h b/include/asm-sh64/shmparam.h
new file mode 100644
index 0000000..d3a99a4
--- /dev/null
+++ b/include/asm-sh64/shmparam.h
@@ -0,0 +1,20 @@
+#ifndef __ASM_SH64_SHMPARAM_H
+#define __ASM_SH64_SHMPARAM_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/shmparam.h
+ *
+ * Copyright (C) 2000, 2001  Paolo Alberelli
+ *
+ */
+
+#include <asm/cache.h>
+
+/* attach addr a multiple of this */
+#define	SHMLBA	(cpu_data->dcache.sets * L1_CACHE_BYTES)
+
+#endif /* __ASM_SH64_SHMPARAM_H */