Be Book, Haiku source code, and yes Android low level internals docs. A quick look through BeOS and Android Binder-related APIs will quickly show how Android s

Be Book, Haiku source code, and yes Android low level internals docs. A quick look through BeOS and Android Binder-related APIs will quickly show how Android side is derived from it (through OpenBinder, which was for a time going to be used in next Palm system based on Linux, at least one of them)