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CPU
|
V
----------BIOS--------
/ | \
V | |
Hard Disk V V
CD-ROM <--- Floppy ---> PXE
USB | |
V (set) V /
\ / /
Boot Sector /
\ /
V V
- Boot loader -
/ \
Frugal or Uncommon: Installed: load
Kernel+rootfs Kernel only
| |
V |
Run /init V
| Mount root
V filesystem
Create tmpfs |
/ | \ |
V | V |
Loram: | Uncommon: V
Mount aufs | run script |
& squashfs | or driver + |
| | mount root |
\ | / |
V V V |
Switch to new root /
\ /
\ /
\ /
V V
Run /sbin/init
|
V
Run /etc/init.d/rcS
(*) Uncommon is LVM, RAID, crypto, loop or subdir mount with preinit rootfs