An overview of Android recovery
One of the most important parts of the whole Android architecture is the Recovery partition. A recovery partition is very common in embedded systems, and we saw an overview of it in previous chapters. As we know, the so-called Recovery is a minimal runtime system, completely decoupled from the main Android system and totally self-sufficient. Its main goal is to guarantee system integrity and provide the necessary tools to fix common minor issues and restore a properly working system.
With an Android vanilla Recovery, we can:
Update the Android system
Wipe the data partition and the cache partition
Wiping the data and cache partition is a common practice if we want to restore our device to the factory defaults, for instance, in order to have a clean system to start experimenting on something specific, or if we just want to sell it.
Diving into Android recovery
The Android Recovery system is completely standalone. This means that whatever might happen to the main...
