| Aspect | Detail | |--------|--------| | | Load drivers and prepare the real root file system | | Modern standard | initramfs (cpio + tmpfs) | | Key file | /init (first user-space process after kernel) | | Creation tools | dracut , mkinitcpio , update-initramfs | | Debugging | rd.break , break=premount , rd.debug |
: On Android, popular tools like Magisk work by "patching" the boot ramdisk. By modifying the ramdisk's initialization scripts, users can gain administrative (root) access to the system. boot ramdisk
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A standard initramfs contains:
There are two primary flavors of this technique: | Aspect | Detail | |--------|--------| | |
