Welcome to the KernelTrap FAQ (Frequently Asked Questions).
If after reading this document you still have questions, please visit the kerneltrap forum and post your question there.
I am new to porting projects and I have to port any Linux on ARM processor. Will any one, please, show me an step bu step procedure to do same. Any previously executed project material, case studies, reference books would be also helpful.
The Linux/Microcontroller Project found here : http://www.uclinux.org/ can get you started.
Look for OpenEmbedded - Angstrom.