DRIOCTLPG
draco_ioct = (struct drioct *)(DRCCADDR + DRIOCTLPG*PAGE_SIZE);
sc->sc_dsh.ds_hw_handle = (void *)(DRCCADDR + DRIOCTLPG*PAGE_SIZE);
ioct = (struct drioct *)(DRCCADDR + PAGE_SIZE * DRIOCTLPG);
ioct = (struct drioct *)(DRCCADDR + PAGE_SIZE * DRIOCTLPG);