[srslte-users] srsLTE on Raspberry Pi 3 B

[Michal Szczesny]

Hi Justin,

ok, thx ... I will decrease prbs.

No, I don't have another SDR ... I will try to use PC instead of Raspberry
PI to verify SDR card.

Best regards,
Michał

On Thu, Apr 5, 2018 at 12:31 AM, Justin Tallon <
justin.tallon at softwareradiosystems.com> wrote:

> Hey Michal!
>
> an overrun would generally indicate that the CPU is struggling with the
> load and cannot process samples fast enough. Try using less prbs.
>
> Do you have another SDR you could benchmark against?
>
>
> Thanks,
> Justin.
>
> ____
> Justin Tallon Ph.D.
>
> Software Radio Systems (SRS)
> http://www.softwareradiosystems.com
>
> +353-86-067-0753 | justin.tallon at softwareradiosystems.com
>
> On Wed, Apr 4, 2018 at 11:27 PM, Michal Szczesny <szczesny44 at gmail.com>
> wrote:
>
>> Hi Justin!
>>
>> awesome ... thx! ... now everything is ok :-)
>>
>> Nevertheless, I am just fighting with bladeRF and srsenb (up & running)
>> ... debug info:
>>
>> TX failed: Operation timed out
>> Overrun detected in scheduled RX. 1260 valid samples were read.
>>
>> Best regards,
>>
>> Michał
>>
>>
>> On Wed, Apr 4, 2018 at 3:20 PM, Justin Tallon <
>> justin.tallon at softwareradiosystems.com> wrote:
>>
>>> Hey Michal!
>>>
>>> If you pull the latest version of the code from the repo, this error
>>> should be taken care of!
>>>
>>> Let me know how you get on!
>>>
>>> Thanks,
>>> Justin
>>>
>>> ____
>>> Justin Tallon Ph.D.
>>>
>>> Software Radio Systems (SRS)
>>> http://www.softwareradiosystems.com
>>>
>>> +353-86-067-0753 | justin.tallon at softwareradiosystems.com
>>>
>>> On Wed, Apr 4, 2018 at 10:27 AM, Justin Tallon <
>>> justin.tallon at softwareradiosystems.com> wrote:
>>>
>>>> Hey Michal!
>>>>
>>>> While we have not tested with that specific board, we have tested with
>>>> the same architecture and it should be possible if you constrain the
>>>> bandwidth enough to allow for the slower processing power of this platform.
>>>>
>>>> The error you pointed out is a small bug that has been introduced,
>>>> thanks for pointing it out, we will push a fix soon!
>>>>
>>>>
>>>> Regards,
>>>>
>>>> Justin.
>>>>
>>>>
>>>> ____
>>>> Justin Tallon Ph.D.
>>>>
>>>> Software Radio Systems (SRS)
>>>> http://www.softwareradiosystems.com
>>>>
>>>> +353-86-067-0753 | justin.tallon at softwareradiosystems.com
>>>>
>>>> On Tue, Apr 3, 2018 at 11:25 PM, Michal Szczesny <szczesny44 at gmail.com>
>>>> wrote:
>>>>
>>>>> Hi,
>>>>>
>>>>> is there a chance to run srsLTE on Raspberry Pi 3 B?
>>>>>
>>>>> pi at raspberrypi:~/srsLTE/srsLTE/build $ uname -a
>>>>> Linux raspberrypi 4.9.41-v7+ #1023 SMP Tue Aug 8 16:00:15 BST 2017 armv7l GNU/Linux
>>>>>
>>>>> pi at raspberrypi:~/srsLTE/srsLTE/build $ gcc --version
>>>>>
>>>>> gcc (Raspbian 6.3.0-18+rpi1+deb9u1) 6.3.0 20170516
>>>>>
>>>>>
>>>>> Currently, I get this error:
>>>>>
>>>>> [ 15%] Building C object lib/src/phy/mimo/CMakeFiles/srslte_mimo.dir/precoding.c.o
>>>>> In file included from /home/pi/srsLTE/srsLTE/lib/include/srslte/phy/utils/mat.h:31:0,
>>>>>                  from /home/pi/srsLTE/srsLTE/lib/src/phy/mimo/precoding.c:36:
>>>>> /home/pi/srsLTE/srsLTE/lib/include/srslte/phy/utils/simd.h: In function ‘srslte_simd_cf_re’:
>>>>> /home/pi/srsLTE/srsLTE/lib/include/srslte/phy/utils/simd.h:709:20: error: ‘simd_cf_t {aka struct float32x4x2_t}’ has no member named ‘re’
>>>>>    simd_f_t out = in.re;
>>>>>                     ^
>>>>> lib/src/phy/mimo/CMakeFiles/srslte_mimo.dir/build.make:86: recipe for target 'lib/src/phy/mimo/CMakeFiles/srslte_mimo.dir/precoding.c.o' failed
>>>>> make[2]: *** [lib/src/phy/mimo/CMakeFiles/srslte_mimo.dir/precoding.c.o] Error 1
>>>>> CMakeFiles/Makefile2:1976: recipe for target 'lib/src/phy/mimo/CMakeFiles/srslte_mimo.dir/all' failed
>>>>> make[1]: *** [lib/src/phy/mimo/CMakeFiles/srslte_mimo.dir/all] Error 2
>>>>> Makefile:160: recipe for target 'all' failed
>>>>>
>>>>> Best regards,
>>>>>
>>>>> Michał
>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> srslte-users mailing list
>>>>> srslte-users at lists.softwareradiosystems.com
>>>>> http://www.softwareradiosystems.com/mailman/listinfo/srslte-users
>>>>>
>>>>>
>>>>
>>>
>>
>
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