Parameters:
   -h      Print this help and quit
   -l [location]   Location (eu, usa, hk, jp)
   -u [bitcoin]   Username (bitcoin address)
   -w [worker]   Worker name (optional)
   -a [port]   Local API port
         (default: 0 = do not bind)
   -d [level]   Console print level
         (0 = print all, 5 = fatal only)
   -f [level]   File print level
         (0 = print all, 5 = fatal only)
   -b [seconds]   Run in benchmark mode
         (default: 20 seconds)

CPU settings
   -p [num_cpus]   Number of physical CPUs
   -t [num_thrds]   Number of threads per CPU
   -e [ext]   Force CPU ext
         (0 = SSE2, 1 = AVX, 2 = AVX2)

NVIDIA CUDA settings
   -ci      CUDA info
   -cd [devices]   Enable CUDA mining on devices
   -cm [mode]   Working mode (1, 2 or 3, 0 = auto)
Example: -cd 0 2 -cm 0 1
Specify same device multiple times to run multiple instances