gicv3_dcache_wb_range
gicv3_dcache_wb_range((vaddr_t)&sc->sc_lpiconf.base[irqbase + bit - 1], 1);
gicv3_dcache_wb_range((vaddr_t)&sc->sc_lpiconf.base[irqbase + bit - 1], 1);
gicv3_dcache_wb_range((vaddr_t)&sc->sc_lpiconf.base[is->is_irq], 1);