Ok, thank you !
Non visible ROM in Morphos what I used:
md5sum firmware.bin
49b10717c65cc436f700648a8a28fb1c firmware.bin

oc/strings :
WiebeSATA3112 -> driver,AAPL,MacOSX,PowerPC
16 June 2006
date
14:00
time

I will try to reflash it with the other firmware ...
Thank you