Re: What is device driver?

Re: What is device driver?


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Posted by fd on September 17, 2004 at 10:20:01:

In Reply to: Re: What is device driver? posted by sonali on September 17, 2004 at 01:47:03:

: : So do you want to say that these are the softwares which handle all the functionalities related to that device. Can u explore more on this?

: Exactly. Basically these are the software which act as a mediator so that user can interact with the machine very well.


the big difference is that a driver run in kernel mode (normal process run in user mode) so he can access the hardware (I/O, physical memory, irq and dma)


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