Oh thank you, anyway i was quite desperate so i loaded the BIOS defaults and after i changed the controller tho ahci mode now it works, maybe it 's worth to give a try
sorry i do not speak portoguese but i have the same your situation on my p7p55d and it's driving me crazy. On the p7p55d how did you get to make the installer work? atm i'm having the same kernel panic of the first post