Re: Documentation for Raw USB ConfigFS

[Peter Chen <peter.chen@nxp.com>]

On 20-05-13 10:36:05, Felipe Balbi wrote:
> 
> Hi,
> 
> "Sid Spry" <sid@aeam.us> writes:
> 
> > Hi Peter, thanks for pointing me towards the ffs-test. Unfortunately after
> > some exploration in that area I still don't see how I would add a preexisting
> > function to the configuration to be handled by the kernel.
> >
> > I do see something in an AIO test in the host code where libusb is used to
> > bind a kernel driver to an endpoint. Is that something that will be necessary?
> > Device side, I'm still unsure how I tell the function to handle ECM/ethernet
> > on a collection of endpoints.
> >
> > I understand how USB works fairly well, especially on microcontrollers, but am
> > a little lost still in understanding the Linux machinery for USB.
> 

Would you please let ECM gadget work first at your board, then let f_fs work
using test application (you need to compile both host and device
application for it). After that, you may have more precise concept for
Linux USB gadget framework.

-- 

Thanks,
Peter Chen