extern const struct consw prom_con; /* SPARC PROM console */
int con_is_bound(const struct consw *csw);
-int register_con_driver(const struct consw *csw, int first, int last);
-int unregister_con_driver(const struct consw *csw);
int do_unregister_con_driver(const struct consw *csw);
-int take_over_console(const struct consw *sw, int first, int last, int deflt);
int do_take_over_console(const struct consw *sw, int first, int last, int deflt);
void give_up_console(const struct consw *sw);
#ifdef CONFIG_HW_CONSOLE