AddressRange getMappedRange() {
		Address endMappedAddress = mappedAddress.add((subBlockLength - 1) / 8);
		return new AddressRangeImpl(mappedAddress, endMappedAddress);
	}
Class for handling bit mapped memory sub blocks
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/mem/BitMappedSubMemoryBlock.java