diff -urN oldtree/arch/i386/pci/mmconfig.c newtree/arch/i386/pci/mmconfig.c
--- oldtree/arch/i386/pci/mmconfig.c	2006-08-02 07:14:12.000000000 -0700
+++ newtree/arch/i386/pci/mmconfig.c	2006-08-04 07:42:50.000000000 -0700
@@ -15,6 +15,7 @@
 #include <linux/dmi.h>
 #include <linux/efi.h>
 #include <asm/e820.h>
+#include <asm/setup.h>
 #include "pci.h"
 
 /* aperture is up to 256MB but BIOS may reserve less */