--- a/hw/zaurus.c
+++ b/hw/zaurus.c
@@ -237,7 +241,7 @@ ScoopInfo *scoop_init(PXA2xxState *cpu,
     s->in = qemu_allocate_irqs(scoop_gpio_set, s, 16);
     iomemtype = cpu_register_io_memory(scoop_readfn,
                     scoop_writefn, s);
-    cpu_register_physical_memory(target_base, 0x1000, iomemtype);
+    cpu_register_physical_memory(target_base, 0x28, iomemtype);
     register_savevm(NULL, "scoop", instance, 1, scoop_save, scoop_load, s);
 
     return s;