[USRP-users] X310 over PCIe not found in Ubuntu 18

Wheberth Damascena Dias wheberth at gmail.com
Fri Nov 1 14:55:46 EDT 2019


Hi Sam,
A quick update. I found the setting you referred from the Motherboard
manual.
I tried to force the PCIe to Gen1 but again, no luck.

Regards

Em qui, 31 de out de 2019 às 17:39, Wheberth Damascena Dias <
wheberth at gmail.com> escreveu:

> Hi Sam,
>
> - In fact the i7 machine is totally different from the i9. Not just a CPU
> upgrade a new machine with a different motherboard.
> - Regarding the OS version, I have downgraded form Ubuntu 18 to Ubuntu 16
> but there are no difference at all.
> I have also upgraded another machine to Ubuntu 18 and the USRP worked like
> charm on this third machine (also very different from the i7 and the i9).
> - I have also noticed the that the driver is not "tied" to the PCIe device
> despite compiled and loaded successfully.
> - The PCIe slot on this board is indeed x16 gen 3. But on the BIOS, the
> only PCIe settings available are related to power management and
> Virtualization (SR-IOV).
> - Being a game motherboard with a single PCIe Slot looks like a good
> indication of intended usage.
> I have also upgraded the BIOS but, again, no success.
>
> Please find attached the lspci -vvv output form the i7 and i9.
> for the i9 i also included the dmesg and lsmod.
>
> Thank you Again.
> Best Regards,
>
>
>
>
> Em qui, 31 de out de 2019 às 16:38, Sam Reiter <sam.reiter at ettus.com>
> escreveu:
>
>> I also spoke with someone on our PXI team regarding 8371 compatibility,
>> what that manual note means, and some other troubleshooting steps. Not sure
>> if any of this will be actionable, but here are some tidbits of knowledge:
>>
>> - "Slots intended for graphics cards" are usually x16 PCIe slots that may
>> not be fully PCIe compliant. You might check the motherboard manual for any
>> **vague** language surrounding that slot being intended for GPU use. I
>> question whether this is relevant or not considering the fact that it was
>> working with your i7.
>> - Related to the point above, gaming oriented motherboards seem to give
>> the 8371 and similar MXI cards more trouble than non-gaming motherboards.
>> The CPU typically isn't as big of a factor as motherboard / BIOS. This
>> makes your i7 / i9 issue all the more puzzling.
>> - You can see if there are BIOS settings to change the PCIe link speed to
>> Gen 1 and try that as well see the snippet from the motherboard manual
>> below:
>>
>> [image: image.png]
>> - You might also check for and install any BIOS updates you have
>> available for your motherboard.
>>
>> Let me know if these steps or those from my last email have helped to
>> move anything forward.
>>
>> -Sam
>>
>> On Thu, Oct 31, 2019 at 1:27 PM Sam Reiter <sam.reiter at ettus.com> wrote:
>>
>>> I'm not sure if the graphics card thing is worth spending too much time
>>> on -- I can't find a great answer for the reasoning behind it either.
>>>
>>> From the initial lspci output, there don't seem to be any kernel drivers
>>> handling the 8371. Were you able to try recompiling and reloading the RIO
>>> drivers after installing your new CPU?
>>>
>>> Here are a couple other commands I'd like you to run and report the
>>> outputs of:
>>>
>>> *sudo lspci -vvv*
>>>
>>> *dmesg*
>>>
>>> *lsmod*
>>>
>>> If you could attach those outputs as text files, that may be helpful in
>>> moving this forward. Feel free to pass along any changes you observed
>>> between 18.04 and 16.04 as well.
>>>
>>> -Sam
>>>
>>> On Wed, Oct 30, 2019 at 8:21 AM Wheberth Damascena Dias <
>>> wheberth at gmail.com> wrote:
>>>
>>>> Another piece of info. The manual of the PCIe-8371 card states that it
>>>> may not work in a slot intended for graphics card. Anyone have an idea of
>>>> the reason for that?
>>>>
>>>> [image: image.png]
>>>>
>>>> Em ter, 29 de out de 2019 às 16:11, Wheberth Damascena Dias <
>>>> wheberth at gmail.com> escreveu:
>>>>
>>>>> Here is the full output of the lspci. I will try to install Ubuntu
>>>>> 16.04 and see
>>>>>
>>>>> 00:00.0 Host bridge: Intel Corporation Device 3e30 (rev 0a)
>>>>> 00:01.0 PCI bridge: Intel Corporation Xeon E3-1200 v5/E3-1500 v5/6th
>>>>> Gen Core Processor PCIe Controller (x16) (rev 0a)
>>>>> 00:02.0 VGA compatible controller: Intel Corporation Device 3e98
>>>>> 00:14.0 USB controller: Intel Corporation Cannon Lake PCH USB 3.1 xHCI
>>>>> Host Controller (rev 10)
>>>>> 00:14.2 RAM memory: Intel Corporation Cannon Lake PCH Shared SRAM (rev
>>>>> 10)
>>>>> 00:14.3 Network controller: Intel Corporation Wireless-AC 9560
>>>>> [Jefferson Peak] (rev 10)
>>>>> 00:16.0 Communication controller: Intel Corporation Cannon Lake PCH
>>>>> HECI Controller (rev 10)
>>>>> 00:17.0 SATA controller: Intel Corporation Cannon Lake PCH SATA AHCI
>>>>> Controller (rev 10)
>>>>> 00:1b.0 PCI bridge: Intel Corporation Device a340 (rev f0)
>>>>> 00:1c.0 PCI bridge: Intel Corporation Device a338 (rev f0)
>>>>> 00:1d.0 PCI bridge: Intel Corporation Cannon Lake PCH PCI Express Root
>>>>> Port 9 (rev f0)
>>>>> 00:1f.0 ISA bridge: Intel Corporation Device a305 (rev 10)
>>>>> 00:1f.3 Audio device: Intel Corporation Cannon Lake PCH cAVS (rev 10)
>>>>> 00:1f.4 SMBus: Intel Corporation Cannon Lake PCH SMBus Controller (rev
>>>>> 10)
>>>>> 00:1f.5 Serial bus controller [0c80]: Intel Corporation Cannon Lake
>>>>> PCH SPI Controller (rev 10)
>>>>> 00:1f.6 Ethernet controller: Intel Corporation Ethernet Connection (7)
>>>>> I219-V (rev 10)
>>>>> 01:00.0 PCI bridge: PLX Technology, Inc. PEX 8608 8-lane, 8-Port PCI
>>>>> Express Gen 2 (5.0 GT/s) Switch (rev ba)
>>>>> 02:01.0 PCI bridge: PLX Technology, Inc. PEX 8608 8-lane, 8-Port PCI
>>>>> Express Gen 2 (5.0 GT/s) Switch (rev ba)
>>>>> 03:00.0 Signal processing controller: National Instruments PXIe/PCIe
>>>>> Device
>>>>>
>>>>> Em sex, 25 de out de 2019 às 20:55, Wheberth Damascena Dias <
>>>>> wheberth at gmail.com> escreveu:
>>>>>
>>>>>> This computer has a mini-ITX board (ASUS ROG Strix Z390-I ) with just
>>>>>> one x16 slot.
>>>>>> However, on monday I can get the full output of the lspci command.
>>>>>>
>>>>>> Em sex, 25 de out de 2019 às 18:28, Sam Reiter <sam.reiter at ettus.com>
>>>>>> escreveu:
>>>>>>
>>>>>>> Would you be able to try shifting this card to another PCIe slot in
>>>>>>> your machine?
>>>>>>>
>>>>>>> I'm also interested in knowing what other PCIe devices you have
>>>>>>> connected to the computer. It might be worth making the X310's PCIe link
>>>>>>> the only connection, at least for testing purposes.
>>>>>>>
>>>>>>> Sam
>>>>>>>
>>>>>>>
>>>>>>> On Wed, Oct 23, 2019 at 6:58 PM Wheberth Damascena Dias <
>>>>>>> wheberth at gmail.com> wrote:
>>>>>>>
>>>>>>>> Hi Mr Reiter,
>>>>>>>> Thank you for your answer.
>>>>>>>>
>>>>>>>> Actually yes, the same X310 runs perfectly in another machine. Its
>>>>>>>> a i7 6th gen with ubuntu 18.04 kernel  4.15.0, libuhd and uhd-host on same
>>>>>>>> version.
>>>>>>>>
>>>>>>>> I think this can be some PCIe related setting on the BIOS, since
>>>>>>>> the lspci shows [disabled] next to the base address, but I can't find any
>>>>>>>> option to change it on the BIOS.
>>>>>>>>
>>>>>>>> Best Regards
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>
>>>>>> --
>>>>>> *Wheberth Damascena Dias*
>>>>>> _______________ _____ _____ __ ___ __ _ _ _  _
>>>>>> http://www.linkedin.com/in/wheberth
>>>>>> e-mail:wheberth at gmail.com
>>>>>>
>>>>>>
>>>>>
>>>>> --
>>>>> *Wheberth Damascena Dias*
>>>>> _______________ _____ _____ __ ___ __ _ _ _  _
>>>>> http://www.linkedin.com/in/wheberth
>>>>> e-mail:wheberth at gmail.com
>>>>>
>>>>>
>>>>
>>>> --
>>>> *Wheberth Damascena Dias*
>>>> _______________ _____ _____ __ ___ __ _ _ _  _
>>>> http://www.linkedin.com/in/wheberth
>>>> e-mail:wheberth at gmail.com
>>>>
>>>>
>
> --
> *Wheberth Damascena Dias*
> _______________ _____ _____ __ ___ __ _ _ _  _
> http://www.linkedin.com/in/wheberth
> e-mail:wheberth at gmail.com
>
>

-- 
*Wheberth Damascena Dias*
_______________ _____ _____ __ ___ __ _ _ _  _
http://www.linkedin.com/in/wheberth
e-mail:wheberth at gmail.com
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