Hello All I am facing some dificulty please help me, actually I want to access the register in beagle bone. I want to write it in C, and I got to know that it s done through mem character file. So how can I access the mem char driver for it and can you please send me a link that explains more about mem character file ? Thank you so much. Sent from my HTC ----- Reply message ----- From: kernelnewbies-request@kernelnewbies.org Date: Sun, May 13, 2012 9:30 pm Subject: Kernelnewbies Digest, Vol 18, Issue 17 To: <kernelnewbies@kernelnewbies.org> Send Kernelnewbies mailing list submissions to kernelnewbies@kernelnewbies.org To subscribe or unsubscribe via the World Wide Web, visit http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies or, via email, send a message with subject or body 'help' to kernelnewbies-request@kernelnewbies.org You can reach the person managing the list at kernelnewbies-owner@kernelnewbies.org When replying, please edit your Subject line so it is more specific than "Re: Contents of Kernelnewbies digest..." Today's Topics: 1. Re: interface for a hardware trigger driver (richard -rw- weinberger) ---------------------------------------------------------------------- Message: 1 Date: Sat, 12 May 2012 22:15:47 +0200 From: richard -rw- weinberger <richard.weinberger@gmail.com> Subject: Re: interface for a hardware trigger driver To: Andre Haupt <andre@bitwigglers.org> Cc: kernelnewbies@kernelnewbies.org Message-ID: <CAFLxGvzvec_Mg70s9v6hD-tqTQtQYfcdUSJ7uPT2XNBHTf9JhA@mail.gmail.com> Content-Type: text/plain; charset=ISO-8859-1 On Thu, May 10, 2012 at 11:09 AM, Andre Haupt <andre@bitwigglers.org> wrote:
Do you have any hints to the right approach for such a driver? Should i use some sysfs interface? If yes, which? Or does such a driver already exist? Can it be one completely in user space?
You can use UIO. -- Thanks, //richard ------------------------------ _______________________________________________ Kernelnewbies mailing list Kernelnewbies@kernelnewbies.org http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies End of Kernelnewbies Digest, Vol 18, Issue 17 *********************************************