diff --git a/sys/arch/vax/include/ka680.h b/sys/arch/vax/include/ka680.h
new file mode 100644
index 000000000000..b520bcbf02c6
--- /dev/null
+++ b/sys/arch/vax/include/ka680.h
@@ -0,0 +1,58 @@
+/*	$NetBSD: ka680.h,v 1.1 2001/02/05 13:20:10 ragge Exp $	*/
+/*
+ * Copyright (c) 1998 Ludd, University of Lule}, Sweden.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed at Ludd, University of 
+ *      Lule}, Sweden and its contributors.
+ * 4. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/* Done by Michael Kukat (michael@unixiron.org) */
+
+/*
+ * KA675/680 (VAX4000/[45]00) specific definitions.
+ */
+
+
+/* IPR bits definitions */
+#define        PCSTS_FLUSH              4
+#define        PCSTS_ENABLE             2
+#define        PCTAG_PARITY    0x80000000
+#define        PCTAG_VALID              1
+
+/* memory addresses of interest */
+#define        KA680_INVFLT    0x20200000
+#define        KA680_INVFLTSZ  32768
+#define        KA680_CCR       0x23000000
+#define        KA680_TAGST     0x2d000000
+#define        KA680_TAGSZ     32768
+
+#define        CCR_CENA        0x00000001
+#define        CCR_SPECIO      0x00000010
+
+#define        KA680_BWF0      0x20080014
+#define        BWF0_FEN        0x01000000
+