taglinefilesource code
scratch21906drivers/char/serial.cunsigned char status1, status2, scratch, scratch2;
scratch21923drivers/char/serial.cscratch2 = serial_inp(info, UART_IER);
scratch21925drivers/char/serial.cif (scratch2) {
scratch21942drivers/char/serial.cscratch2 = serial_inp(info, UART_MSR);
scratch21946drivers/char/serial.cserial_outp(info, UART_MSR, scratch2);