gfxp_copyrect
void gfxp_copyrect(struct gfxp_softc *, int, int, int, int, int, int);
gfxp_copyrect(sc, ri->ri_xorigin + src, ri->ri_yorigin + row,
gfxp_copyrect(sc, ri->ri_xorigin, ri->ri_yorigin + src,