Sony viao & w8

[alduninc]

I have a sony viao pcv a1112m. I recently updated from w7 to 8
and now have lost these drivers- touchscreen, multimedia, dvd
player,base systems device, pci simple comms controller.

 

[Nedal0]

Can you give me the model from this location please :

Control Panel -> Vaio Control Centre -> System Information