Doron> Hi There, Doron> Can anyone tell me why do we need to relocate the boot sector code from Doron> 0x7c00 to 0x90000 ? Because if I recall correctly after about three years, the remaining space is used to store the kernel image... Doron> I've seen several answers about this but none really satisfied me. Doron> Do we need it so we wouldn't step on the BIOS memory areas ? If so, why cant Doron> we just "be carefull" while running bootsect.S and setup.S, the kernel code Doron> is any way loaded far from the BIOS memory area. I hope this clears your mind... -- Bora SAHIN -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/