Ok so your computer is a laptop so then you have only one hard drive (is that correct?), and when you say:
Originally Posted by Anil Gaihre
...I can see only two drives ...
You are talking about partitions, yes? Then what you probably have is, in the windows side, boot and the main partition; and in the Linux side probably root, swap and home partitions.
And you can run your Linux, but not windows(or is windows just partially booting)? If so could you please post the output for the following command:
And lets see if we can find some clues.
Note when windows ask about some driver it refer to a software that controls a device that is probably missing.