The difference between Linux kernel and MCU microkernel __linux

MCU's micro-core, if UCOS-II has confirmed all task code snippets, stack segments, constant ends, etc. at compile time, and these are both direct and physical address bindings, this can be called a compilation of physical address bindings that creates a problem, such as: I first develop an LED task, Run normally and then develop a key task, after compiling, how also can not put in the previous ucos-ii run on the one hand is the two projects compiled physical address may overlap, and the compiler near the information may be repeated, can not directly