UART in mini2440

Hi all,
I want to write a process to tranfer text on mini2440 using linux via UART,
so i'm searching google but did'n found. Anyone help me.

Do you mean something like this?
http://www.vanemery.com/Linux/Serial/serial-console.html

or like this?
http://www.ibiblio.org/pub/Linux/docs/HOWTO/other-formats/html_single/Se...