Things You'll Need
Instructions
Turn on the Sony PS3 and wait for the menu to appear. Enter in the "Settings" section on the far left.
Select "System Settings" and a new group of settings will be displayed. Select "Format Utility." Select "Format Hard Disk" and "Custom."
Select "Allot 10GB for the Other OS." This will set up the game partition for the PS2 software. Select "Yes" and the partition will be created.