[meta-ti] BeagleBone Black: cannot access USB MSC devices

[Denys Dmytriyenko]

Sorry, hit send too early.

Also try this:

# export LIBUSB_DEBUG=9
# lsusb -v

And see what the error message is.


On Fri, Aug 31, 2018 at 06:29:31PM -0400, Denys Dmytriyenko wrote:
> Do you have a complete boot log?
> 
> 
> On Fri, Aug 31, 2018 at 05:55:53PM +0000, Patkar, Sarvesh S. wrote:
> > Hi Denys,
> > 
> > Thank you for the quick reply.
> > 
> > I tried the core-image-base. I see the following on the console.
> > 
> > root at beaglebone:~# lsusb
> > unable to initialize libusb: -99
> > 
> > fdisk doesn't list the USB device as well. 
> > 
> > Is there anything else that I can try?
> > 
> > Thanks,
> > Sarvesh
> > 
> > -----Original Message-----
> > From: Denys Dmytriyenko [mailto:denys at ti.com] 
> > Sent: Thursday, August 30, 2018 7:42 PM
> > To: Patkar, Sarvesh S. <sarvesh.patkar at thermofisher.com>
> > Cc: meta-ti at yoctoproject.org
> > Subject: Re: [meta-ti] BeagleBone Black: cannot access USB MSC devices
> > 
> > 
> > Please don't use core-image-minimal (e.g. core-image-base is much better), if you want to get anything useful out of it, besides just booting, including such tools as fdisk, lsusb, etc. Thanks.
> > 
> > 
> > On Fri, Aug 31, 2018 at 02:16:09AM +0000, Patkar, Sarvesh S. wrote:
> > > Hi,
> > >
> > > I am a beginner in Yocto and still learning to configure the images 
> > > generated.
> > >
> > > I am trying to use USB devices with the BeagleBone Black (Rev C) .
> > > Specifically, I want to access a Mass Storage Class Device (a USB 
> > > Flash
> > > Drive) from the BeagleBone Black. I used the meta, meta-poky and 
> > > meta-ti layers to build a core-image-minimal image for beaglebone 
> > > machine. On booting up with the image, I do not see any obvious 
> > > errors. However, it cannot detect the presence of a USB Device 
> > > connected to it. I checked this using fdisk -l. lsusb command is not found.
> > >
> > > I went through an old email chain
> > > https://urldefense.proofpoint.com/v2/url?u=https-3A__lists.yoctoprojec
> > > t.org_pipermail_linux-2Dyocto_2014-2DJune_002787.html&d=DwIBAg&c=q6k2D
> > > sTcEGCcCb_WtVSz6hhIl8hvYssy7sH8ZwfbbKU&r=kLMtB9EeaG0D8_vJ7xCDnkGx5TX9d
> > > c8pLS0HaMWl2-A&m=ZnXiBdSvO_0jYV33nEuRQrF7tLzUs8TgUM7hBC6IchQ&s=nMXUhOH
> > > LBBgCs7EOynlKAfyBNTlmCSJFY8uJm1C3cAY&e=
> > > to find if there was a solution. One of the things mentioned was to 
> > > use menuconfig to configure the kernel for built-in USB support. But, 
> > > I am not sure if the .config file is being picked up by bitbake.
> > >
> > > How do I enable USB support for MSC devices on BeagleBone Black?
> > >
> > > poky branch= sumo-19.0.0
> > > meta-ti branch= ti2018.02
> > >
> > > Thanks for the help!
> > > Sarvesh
> > >
> > 
> > > --
> > > _______________________________________________
> > > meta-ti mailing list
> > > meta-ti at yoctoproject.org
> -- 
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