diff --git a/headers/private/kernel/arch/ppc/arch_vm.h b/headers/private/kernel/arch/ppc/arch_vm.h
new file mode 100644
index 0000000000..7723b76042
--- /dev/null
+++ b/headers/private/kernel/arch/ppc/arch_vm.h
@@ -0,0 +1,13 @@
+/*
+ * Copyright 2004, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
+ * Distributed under the terms of the MIT License.
+ */
+#ifndef ARCH_PPC_VM_H
+#define ARCH_PPC_VM_H
+
+/* This many pages will be read/written on I/O if possible */
+
+#define NUM_IO_PAGES	4
+	/* 16 kB */
+
+#endif	/* ARCH_PPC_VM_H */
diff --git a/headers/private/kernel/arch/vm.h b/headers/private/kernel/arch/vm.h
index 315e302c5c..841f405ab6 100644
--- a/headers/private/kernel/arch/vm.h
+++ b/headers/private/kernel/arch/vm.h
@@ -1,15 +1,16 @@
 /*
-** Copyright 2002-2004, The Haiku Team. All rights reserved.
-** Distributed under the terms of the Haiku License.
-**
-** Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
-** Distributed under the terms of the NewOS License.
-*/
+ * Copyright 2002-2004, Axel Dörfler, axeld@pinc-software.de.
+ * Distributed under the terms of the MIT License.
+ *
+ * Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
+ * Distributed under the terms of the NewOS License.
+ */
 #ifndef KERNEL_ARCH_VM_H
 #define KERNEL_ARCH_VM_H
 
 
 #include <vm.h>
+#include <arch_vm.h>
 
 
 #ifdef __cplusplus