On Wed, 2006-02-22 at 08:25 -0800, munees waran wrote: > You mean PCI card should have the hardware connection with DMA > engine(controller). So that i can use it. no I mean that the PCI card should itself contain a DMA engine. Eg it needs to be a PCI Bus Master > What is the latest dma controller used in pentium 4 ? > how do i find that ? You seem to not understand the PCI model! The PCI model is that PCI Bus Masters *themselves* have a DMA engine. There is no generic DMA engine on the cpu or motherboard. (again experimental motherboards excluded) -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/