static int get_uart(const char *arg)
{
int uart = uart_id(arg);
if (uart < 0)
bb_error_msg_and_die("illegal UART type: %s", arg);
return uart;
}
void pnx4008_uart_pm(struct uart_port *port,
unsigned int state, unsigned int oldstate)
{
int i = uart_id(port);
if (i == UART_UNKNOWN)
return;
(state) ? uart_switch_off(i) : uart_switch_on(i);
}
void main(int argc, char *argv[])
{
int arg;
if (argc==1) {
printf("usage: UART [port] - where port is 1 - 4\n");
exit(1);
}
arg=atoi(argv[1]);
if (port_exist(arg))
printf("COM%d: %s UART detected\n",arg,uart_id(arg));
else
printf("Port does not exist!\n");
exit(0);
}
