ifb_rop
ifb_rop(sc, sx, sy, dx, dy, w, h, IFB_ROP_SRC, IFB_PIXELMASK);
ifb_rop(sc, x, y, x, y, w, h, IFB_ROP_SET, mask);
ifb_rop(sc, x, y, x, y, w, h, IFB_ROP_CLEAR, mask);
ifb_rop(sc, x, y, x, y, ri->ri_font->fontwidth, ri->ri_font->fontheight,
void ifb_rop(struct ifb_softc *, int, int, int, int, int, int, uint32_t,
ifb_rop(sc, 0, 0, 0, 0, sc->sc_sunfb.sf_width,