NAND Flash memory

Please  I would like about how I read/write and erase the NAND Flash memory
of 4Gbits using uC linux.
My system is based in DSP Blackfin BF527.
Thanks 

> of 4Gbits using uC linux.
> My system is based in DSP Blackfin BF527.
Czeck this:
http://blackfin.uclinux.org/gf/
It has built in support for NAND memory

Regards
AK