1. Read registers from XML description. It also makes sense to provide
   formal XML-based language for DMA implementation. 
   a) Writting/Reading register values
   b) Wait until <register1>=<value> on <register2>=<value> report error
   c) ... ?
2. Hint for register value representation in the bank (hex, decimal)
3. Implement software registers
4. Support FIFO reads/writes from/to registers
5. Provide OR and AND operations on registers in cli