Thank Matthias!!! I have tried using printk . What I really want to do now is to implement the methods I have written by calling from the user space. Like I want to read or write to the character devices via user space.
On Mon, Oct 15, 2012 at 3:49 PM, Matthias Brugger < [email protected]> wrote: > Hi, > > > On 10/15/2012 11:24 AM, Niroj Pokhrel wrote: > >> Hi, >> I'm new to linux and kernel . I'm ongoing with the linux device drivers. >> I've followed the the book LDD but i'm lost about how to call my >> driver's specific method from the user space. >> Eg: if have developed a character device and inserted the module then >> how can i make sure that when I read or write that it implement the >> functions via the methods i have implemented in my module. >> > > the most easy way would be to put some printk output in your read/write > functions of your driver. So with cat/echo from userspace you should be > able to verify your implementation. > > Regards, > Matthias > > >> -- >> Niroj Pokhrel >> NIT Jamshedpur, >> B.Tech,Electronics and Communication >> >> >> ______________________________**_________________ >> Kernelnewbies mailing list >> Kernelnewbies@kernelnewbies.**org <[email protected]> >> http://lists.kernelnewbies.**org/mailman/listinfo/**kernelnewbies<http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies> >> >> > -- Niroj Pokhrel NIT Jamshedpur, B.Tech,Electronics and Communication
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