serial8250_console_setup 605 drivers/tty/serial/8250/8250_core.c retval = serial8250_console_setup(port, options, false); serial8250_console_setup 658 drivers/tty/serial/8250/8250_core.c return serial8250_console_setup(port, options, true); serial8250_console_setup 177 include/linux/serial_8250.h int serial8250_console_setup(struct uart_port *port, char *options, bool probe);