Hi all, i'm trying to write a h/w driver for a serial port (16550A - UART, for learning purpose only!!) where in the source tree can i find things like "struct uart_driver", "uart_register_driver"?? TIA mandeep -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/