ACC_BM_IRQ_MASK
irqmask |= ACC_BM_IRQ_MASK;
irqmask |= (ACC_BM_IRQ_MASK << (2 * (i + 1)));
if (irqmask & ACC_BM_IRQ_MASK) {
if (irqmask & (ACC_BM_IRQ_MASK << (2 * (i + 1)))) {