I know that getting a block of a disk is done as if it where a flat space. But what is the translation to CHS layout? Does it start at cylinder 1 head 1 sector 1, do the sectors for that head then go to head 2 do it's sectors, then finally through cylinder 1...n and its heads and sector Tom -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/