Hi all, i have read that we can use kdb even at boot time. However i am not able to find out that upto which low level can i go and use kdb. i.e. (for e.g.)can i debug the boot loader itself. plz let me know. Thanks in advance Regards, rahul -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/