taglinefilesource code
UART_SCR2304drivers/char/serial.cscratch = serial_in(info, UART_SCR);
UART_SCR2305drivers/char/serial.cserial_outp(info, UART_SCR, 0xa5);
UART_SCR2306drivers/char/serial.cstatus1 = serial_in(info, UART_SCR);
UART_SCR2307drivers/char/serial.cserial_outp(info, UART_SCR, 0x5a);
UART_SCR2308drivers/char/serial.cstatus2 = serial_in(info, UART_SCR);
UART_SCR2309drivers/char/serial.cserial_outp(info, UART_SCR, scratch);