[coreboot] Definition of _boot_
Denis 'GNUtoo' Carikli
GNUtoo at no-log.org
Thu May 3 16:18:54 CEST 2012
The boot order is the following(semplified for clarity):
1)First the BIOS (or coreboot combined with seabios) get executed.
The BIOS or coreboot+sea bios reside in a flash memory that is on the
2)Then the BIOS(or coreboot) loads grub
grub usually resides on a hard disk.
3)grub which loads a kernel
The kernel usually resides in a filesystem on a partition under /boot/
4) the kernel once it finished booting usually loads /sbin/init and then the
boot process continue in userspace(the init daemon loads udev, and various
services, and at the end your display manager which at the end will start your
/sbin/init usually resides in a filesystem on a partition under /sbin/init
I think wikipedia should have many pointers on the boot process.
More information about the coreboot