Hi, Just do a Google on "Sysfs". You will have Wiki pages and pdf s explaining sysfs.
Re: the mic thing, I am not sure. Probably it is exposed to user space through Audio HAL but I am no expert on this to comment here :-( On Tue, Apr 24, 2012 at 10:25 PM, Kanishka Ariyapala <kanishka...@gmail.com>wrote: > Thanks Durga, > > Do you know any good reference material for sysfs? so I can get start > on it. I am new to device drivers. Also can this be tested on the > emulator? because I plan to test it on it first, before moving on to > the device. > > Also can sysfs be used to access the mic as well? I mean to get the > noise level, or is it different? > Thank you, > > Regards, > Kanishka > > On 4/23/12, Durgadoss Ramanathan <r.durgad...@gmail.com> wrote: > > Hi, > > I have written a couple of Accelerometer drivers, where the properties > are > > exposed > > via a Sysfs interface. So, you would want to figure out the sysfs paths > > and proceed. > > > > -Durga > > > > On Mon, Apr 23, 2012 at 2:24 PM, DK <kanishka...@gmail.com> wrote: > > > >> How to access the accelerometer at the kernel level and read its > >> values. For example to identify if the user is standing(stationary) or > >> driving (moving). I think I think will have to deal with device > >> drivers, found this post > >> http://processors.wiki.ti.com/index.php/Android_Sensor_PortingGuide > >> but it is not descriptive enough to get started..any ideas, tutorial a > >> guide? > >> > >> -- > >> unsubscribe: android-kernel+unsubscr...@googlegroups.com > >> website: http://groups.google.com/group/android-kernel > > > > > > > > > > -- > > Regards > > Durgadoss > > > > -- > > unsubscribe: android-kernel+unsubscr...@googlegroups.com > > website: http://groups.google.com/group/android-kernel > > -- > unsubscribe: android-kernel+unsubscr...@googlegroups.com > website: http://groups.google.com/group/android-kernel > -- Regards Durgadoss -- unsubscribe: android-kernel+unsubscr...@googlegroups.com website: http://groups.google.com/group/android-kernel