READ_IO_IO_LOW 821 arch/parisc/kernel/drivers.c io_io_low = (unsigned long)(signed int)(READ_IO_IO_LOW(dev) << 16); READ_IO_IO_LOW 824 arch/parisc/kernel/drivers.c io_io_low = (READ_IO_IO_LOW(dev) + ~FLEX_MASK) & FLEX_MASK;