Sony VGN-FW375J DUAL BOOT seven and xp

Hello,
i am trying to dual boot seven and xp i have succesfully had seven and vista before but now i want to have seven and xp seven uprades nice but when i try to install xp it crashes saying that windowes encountered an error and has to shutdown or something like that i was reading some of the forums and im sure i need SATA drivers for my HDD or something like that but im lost on how to do someone please help