···23262326 .cons = SERIAL8250_CONSOLE,23272327};2328232823292329+/*23302330+ * early_serial_setup - early registration for 8250 ports23312331+ *23322332+ * Setup an 8250 port structure prior to console initialisation. Use23332333+ * after console initialisation will cause undefined behaviour.23342334+ */23292335int __init early_serial_setup(struct uart_port *port)23302336{23312337 if (port->line >= ARRAY_SIZE(serial8250_ports))