Where I can download different kernal/FS/toolchain for mini2440?

Jimmy
I have a mini2440, and I want to test it with different kernels like
loading android or other OS in mini2440.
well I only found one topic:
http://www.friendlyarm.net/forum/topic/5151
It has android kernel.
I was not able to find websites on google so that where I can download
kernels and practice it on mini2440.