> there as "protocols" for user-tty interfaces, i.e., you need a user, that > opens a tty, sets a line discipline to it, and does io (read/write) over > it, and NOT to be completely initialised and driven from the kernel. Take a look at the SLIP driver. User space sets up the port but all the actual I/O is to/from the kernel not via user space. - To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html