@Override
	public ProgramLocation getProgramLocation(int row, int column) {

		MemoryBlock block = getRowObject(row);
		Address address = block.getStart();
		if (column == END) {
			address = block.getEnd();
		}

		return new ProgramLocation(program, address);
	}
Create a new initialized block based on the given uninitialized block.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/memory/MemoryMapModel.java