ARC_IO_COH_ENABLE_BIT 1166 arch/arc/mm/cache.c if (read_aux_reg(ARC_REG_IO_COH_ENABLE) & ARC_IO_COH_ENABLE_BIT) ARC_IO_COH_ENABLE_BIT 1203 arch/arc/mm/cache.c write_aux_reg(ARC_REG_IO_COH_ENABLE, ARC_IO_COH_ENABLE_BIT);