On Thu, Feb 07, 2013 at 11:26:54AM +0800, Wang Weber wrote: > Hi, > > In my case, when Linux boots up, the initrd is unpacked and mounted as the > temporary root fs. The scripts in the initrd are called by init process. > One of the script will read the command line options (/proc/cmdline) and > get the string such as "root=???" and dose switch root to that partition.
Thanks ! A newbie question: Which address in RAM does grub pass its cmdline to ? > > 2013/2/6 horseriver <[email protected]> > > > hi:) > > > > In grub command line , there is a command which is "root =/dev/sda1". > > > > May I ask ,what is the use of this command ?Does it set the root device > > in kernel ? and how does kernel use this set ? > > > > the more detailed ,the better. > > > > > > thanks! > > > > > > > > > > > > _______________________________________________ > > Help-grub mailing list > > [email protected] > > https://lists.gnu.org/mailman/listinfo/help-grub > > _______________________________________________ Help-grub mailing list [email protected] https://lists.gnu.org/mailman/listinfo/help-grub
