diff --git a/sys/arch/sgimips/xio/README b/sys/arch/sgimips/xio/README
new file mode 100644
index 000000000000..d02b7684cf24
--- /dev/null
+++ b/sys/arch/sgimips/xio/README
@@ -0,0 +1,7 @@
+$NetBSD: README,v 1.1 2000/06/14 15:49:07 soren Exp $
+
+By reading this file you are agreeing to one or more of the following:
+
+* Write XIO bus support.
+* Send a machine with XIO to Soren.
+* Send documentation for a machine with XIO to Soren.
diff --git a/sys/arch/sgimips/xio/xiodevs b/sys/arch/sgimips/xio/xiodevs
new file mode 100644
index 000000000000..77a4a5897bf1
--- /dev/null
+++ b/sys/arch/sgimips/xio/xiodevs
@@ -0,0 +1,6 @@
+$NetBSD: xiodevs,v 1.1 2000/06/14 15:49:10 soren Exp $
+
+00000000 xbow
+c0010036 heart
+c0020036 pci
+c00302aa mgras