TX49_CONF_DC 180 arch/mips/txx9/generic/setup.c conf |= TX49_CONF_DC; TX49_CONF_DC 189 arch/mips/txx9/generic/setup.c conf &= ~TX49_CONF_DC; TX49_CONF_DC 194 arch/mips/txx9/generic/setup.c if (conf & TX49_CONF_DC)