taglinefilesource code
save_IER2178drivers/char/serial.cunsigned char save_MCR, save_IER, save_ICP=0;
save_IER2187drivers/char/serial.csave_IER = serial_inp(info, UART_IER);
save_IER2219drivers/char/serial.cserial_outp(info, UART_IER, save_IER);