[USRP-users] issues with the FUSB.h code on 64 bit linux

Marcus Müller marcus.mueller at ettus.com
Wed Jul 22 17:13:39 EDT 2015


Hi Oscar,
> Do you know if the UHD driver is compatible with the EZ-Fx2 chip? (the 
> wiki page is stated as "deprecated") 
Which wiki page?

Our UHD driver has only been designed to minitously instruct our USRPs 
and RF daughterboards to "do the right thing"; hence, UHD compatibility 
would suprise me, because that device would have to act *exactly* like a 
specific USRP model.

Best regards,
Marcus

On 22.07.2015 22:18, Oscar Isoz via USRP-users wrote:
> Thanks for your help
>
> As you said, the code base I am using is ancient - probably at-least  
> eight years old and it only uses parts of the Gnu-radio to create a 
> software to sample raw GNSS samples from the frontend - 
> https://www.sparkfun.com/products/10981
>
> Do you know if the UHD driver is compatible with the EZ-Fx2 chip? (the 
> wiki page is stated as "deprecated")
>
> Best regards
> Oscar
>
>
> On Wed, Jul 22, 2015 at 7:46 PM, Tom Tsou <tom.tsou at ettus.com 
> <mailto:tom.tsou at ettus.com>> wrote:
>
>     On Wed, Jul 22, 2015 at 3:26 AM, Oscar Isoz via USRP-users
>     <usrp-users at lists.ettus.com <mailto:usrp-users at lists.ettus.com>>
>     wrote:
>     > USB_set configuration success
>     > USB_claim configuration success
>     > USB_set alt interface success
>     > USB make dev handle
>     >  e_d_ephandle6  success
>     > fusb_linux d_ndblocks  1024
>     > fusb::_submit_urb: Cannot allocate memory
>     > fusb::_submit_urb: Cannot allocate memory
>
>     Indeed, this code is ancient and older than the current git
>     repository itself.
>
>     I strongly suggest using the UHD driver, but, if you insist, you can
>     try compiling with the '--with-fusb-tech=libusb1' flag. That will at
>     least force libusb for the transport instead of using the kernel ioctl
>     calls.
>
>       -TT
>
>
>
>
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> USRP-users at lists.ettus.com
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