cuda memcpy to constant device memory

invalid device symbol when copying to constant memory
http://forums.nvidia.com/index.php?showtopic=96582

http://stackoverflow.com/questions/2450556/allocate-constant-memory

Constant memory allocation and initialization
http://forums.nvidia.com/index.php?showtopic=30269&hl=embedded
http://forums.nvidia.com/index.php?showtopic=30269
Dynamic Allocation of Constant memory in CUDA?
http://stackoverflow.com/questions/271273/dynamic-allocation-of-constant-memory-in-cuda

http://stackoverflow.com/questions/4008031/how-to-use-cuda-constant-memory-in-a-programmer-pleasant-way
http://forums.nvidia.com/index.php?showtopic=221855