Hard disk firmwares are already under attack from anyone who develops tools for data recovery.
I have personally added new functionality to binary libraries on wintel, and in embedded firmware for instance communications devices. Just jump somewhere else and jump back where you came from, there is often nothing preventing you from doing that.
I have personally added new functionality to binary libraries on wintel, and in embedded firmware for instance communications devices. Just jump somewhere else and jump back where you came from, there is often nothing preventing you from doing that.