[CentOS] kernel source rpm

Hi All,
     I attaching a source code kernel 2.6.9.tar.gz .  I want to make
the source rpm of this file  which is patched and also includes  the
SATA driver controller . Is it possible to get source rpm of this ,so
if i reuired to change the kernel , i can do that make the rpm out of
this src.rpm which creates the initrd .img . I want to attach the
source code . But it gives some problem

Please help me to solve this problem .

Thanks in advance

Regards
juliet