#define AGPIOC_DEALLOCATE _IOW (AGPIOC_BASE, 7, int)
#define AGPIOC_BIND _IOW (AGPIOC_BASE, 8, struct agp_bind*)
#define AGPIOC_UNBIND _IOW (AGPIOC_BASE, 9, struct agp_unbind*)
+#define AGPIOC_CHIPSET_FLUSH _IO (AGPIOC_BASE, 10)
#define AGP_DEVICE "/dev/agpgart"