GCHandle objHandle = GCHandle.Alloc(Globals.Instance.BlackBoard, GCHandleType.WeakTrackResurrection);
int address = GCHandle.ToIntPtr(objHandle).ToInt32();

Object obj = GCHandle.FromIntPtr(new IntPtr(address)).Target;

objHandle.Free();

还可以配合Marshal使用
​Marshal

留待后查，同时方便他人