Hi, i like to access physical memory from starting to end.i wish to copy all contents of physical memory and processor registers values into one file and when i boot my machine,i have to place the contents into RAM inorder to get old state of machine.[ie like hibernate].help me how to do it.some more questions are,when should place the content of file into RAM i dont know my algorithm is correct or not.ideas are welcome write the RAM content and processor registers and EIP etc into one file . boot kernel check whether file is present if so,write the values into RAM and processor register and set the Correct EIP. else do remaining thing. my question is,in kernel start function ,when should i load the values into RAM. [like before rest_init() ] __________________________________ Do you Yahoo!? Check out the new Yahoo! Front Page. www.yahoo.com -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/