On Thu, May 09, 2002 at 04:08:47PM -0700, Shobhit K wrote: > > Hello, > One of the arguments to pci_map_single() is void * buffer, can anyone > tell me whether this is supposed to be the physical address or the > kernel virtual address. The kernel virtual address. See include/asm-i386/pci.h for more information on how this function works on the i386 processor. Hope this helps, greg k-h -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/