writing bsp for s3c2410

hi friends

                       i am    writing   bsp for my s32410 .  i already  a source code of  arm integrator bsp.    . iam finding  difficulty  in  interrupt info  in that bsp   which field we have  to change  for    s3c2410    i  am    a  beginner    to this field

I am looking for BSP for s3c2410 SOc.
I have tried modifying Integrator BSP but it is not working.
Can anyone share BSP code for the same.

Thanx in Advance.