IER_CLR 104 kernel/genarch/src/drivers/via-cuda/cuda.c pio_write_8(&dev->ier, IER_CLR | ALL_INT); IER_CLR 247 uspace/drv/bus/adb/cuda_adb/cuda_adb.c pio_write_8(&cuda->regs->ier, IER_CLR | ALL_INT);