Hi Ashish, are you using a powered usb hub to connect the wireless
dongle? If not , you should use one.
I think that's probably it!

Let me know,


On Fri, May 9, 2014 at 3:28 AM, Ashish Raste [via Gumstix]
<[hidden email]> wrote:

>>> Typo in my previous mail: by Alfa router, I actually mean Alfa's wireless
>>> dongle
> .
> On Fri, May 9, 2014 at 5:25 PM, Ashish Raste <[hidden email]> wrote:
>> Hi all,
>> I've been trying get the rtl8187 driver working on my Gumstix Overo (3.5.7
>> kernel) image so that I can forgo the existing Marvell's wifi module.
>> I saw that rtl8187 driver's kernel module is already built along with the
>> poky distribution and hence I edited the /etc/modules-load.d to have the
>> rtl8187 loaded on boot.
>> When I connected the router (Alfa AWUS036H) directly to the Tobi board, I
>> saw the kernel messages related to the rtl8187's properties and that its
>> wireless switch is on.
>> But I haven't been able to see the router coming up physically (its small
>> yellow-colored LED getting lit up) as it does when it is attached to the
>> Ubuntu's kernel. The main differences that I observed were that the usb
>> device was using xhci_hcd on Ubuntu while it was ehci-omap here, and the
>> rate control algorithm being 'minstrel_ht' (on Ubuntu) and 'pid' here.  In
>> short, I assume that the rtl8187 module is running fine.
>> I would like to know whether I'm missing anything here as the router has
>> not opened up an interface on gumstix? Is it because we have to disable the
>> libertas_sdio in order for the gumstix to recognize/invoke the Alfa router,
>> or is it because I'm not connecting the router using a powered usb hub? Also
>> I'd like to mention that connecting it through a usb hub threw errors such
>> as:
>> khubd timed out on ep0in len=0/64
>> Thank you!
>> Thinking that
>> regards,
>> Ashish
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