For Intel HDA only
 1st edition
- Fix/test in IBM test cetrification up to WU_9
- Fix buffers overflow problem 1st editions
- Fix IRQ loading
 2nd edition
- Fix buffers overflow problem
 3th edition
- Fix DDCMD_WRITE with len=0
- Fix I7 Z! play problem
 4th edition
- Fix buffer overflow problem
- Check DA interface
