If you are one of this type Notebook user, and want to Down-grade O / S to Windows XP, will have difficulty because Toshiba does not provide driver support for Windows XP on this type of Notebooks.

You are the owner Notebook Toshiba Satellite L310, must have understood that the O / S, comes from this notebook is Windows Vista.
Here we try to help you to get a driver drivers can be used for this notebook, and other type toshiba notebook, which use the same chipset.

Satellite L310 Drivers for Windows XP

You choose only the necessary drivers, which if not needed or already recognized by Windows XP, no longer need to install.
Good luck