I have developed device driver for my custom designed PCIX Card which is used for Data acuisition using DMA operation on RHEL5 ( 2.6.18 EL) on x64 processor
Now i wish to port the driver on to IA64 based server having RHEL4(2.6.9AS)

But I came to know that the 2 archtitectures are bdifferent.
So Can any body plz tell me how I can compile and insert the driver?

thanks in advance.