diff --git a/sys/dev/podulebus/oakreg.h b/sys/dev/podulebus/oakreg.h
new file mode 100644
index 000000000000..6ce2d63d6321
--- /dev/null
+++ b/sys/dev/podulebus/oakreg.h
@@ -0,0 +1,10 @@
+/*	$NetBSD: oakreg.h,v 1.1 2001/12/04 18:40:14 bjh21 Exp $	*/
+
+/* In MEMC space: */
+#define OAK_NCR5380_OFFSET	0x0000
+#define OAK_PDMA_OFFSET		0x0200
+
+/* Registers in the PDMA engine (in bus_size_t units) */
+#define OAK_PDMA_WRITE		0x00 /* This is a guess! */
+#define OAK_PDMA_READ		0x08
+#define OAK_PDMA_STATUS		0x10