[yocto] No network at startup using core-image-minimal

Dr. Markus Eich markus.eich at dfki.de
Tue Aug 12 08:09:49 PDT 2014


Hi Rudolf,

same result with the core-image-base.

It seems that depmod is not run before building the image/modules in the 
deploy folder. I have a custom kernel recipes. How can I make bitbake to 
run depmod -a on the rootfs?

My recipes inherits kernel

and requires

recipes-kernel/linux/linux-yocto.inc


Cheers,

Markus


On 08.08.2014 17:52, Rudolf Streif wrote:
>
> Hi Markus,
>
> Please try core-image-base instead of core-image-minimal. That should 
> provide you with the necessary network support.
>
> Best regards,
> Rudi
>
> On Aug 8, 2014 6:46 AM, "Dr. Markus Eich" <markus.eich at dfki.de 
> <mailto:markus.eich at dfki.de>> wrote:
>
>     Dear all,
>
>     I am setting up my Odroid XU with yocto using the
>     core-image-minimal receipe. Almost done and I am able to boot the
>     system and log in via screen (UART), but..
>
>     The network is not present at start-up. When I do lsmod I just see
>     "Not tainted" and no modules are loaded.
>
>     The module I need to load is the smsc95xx module. When I tried to
>     load the driver with "modpobe" it could not find the driver
>     (although it is in /lib/modules/3.4.98-custom/kernel/drivers/net/usb)
>     I had to manually add it to /lib/modules/3.4.98-custom/modules.dep
>     (which was empty after the bitbake process in rootfs)
>
>     So I added
>     "kernel/drivers/net/usb/smsc95xx.ko: " to modules.dep.
>
>     Then I could load it with modprobe. In order to load it at startup
>
>     I created a /etc/modules with the content "smsc95xx". Now my question:
>
>     Is there an easier (bitbake) way to make the modules load at
>     startup without editing configs on the target device? Am I missing
>     something? Does core-image-minimal not include network?
>
>     Cheers,
>
>     Markus
>
>
>
>
>     -- 
>     Dr.-Ing. Markus Eich
>
>      Senior Researcher
>      Marine Inspection Robotics
>      Space Robotics
>       Besuchsadresse der Nebengeschäftstelle:
>      DFKI GmbH
>      Robotics Innovation Center
>      Robert-Hooke-Straße 5
>      28359 Bremen, Germany
>       Postadresse der Hauptgeschäftsstelle Standort Bremen:
>      DFKI GmbH
>      Robotics Innovation Center
>      Robert-Hooke-Straße 1
>      28359 Bremen, Germany
>
>      Tel.: +49 421 178 45-4105 <tel:%2B49%20421%20178%2045-4105>
>      Zentrale: +49 421 178 45-0 <tel:%2B49%20421%20178%2045-0>
>      Fax: +49 421 178 45-4150 <tel:%2B49%20421%20178%2045-4150> (Faxe
>     bitte namentlich kennzeichnen)
>      E-Mail: markus.eich at dfki.de <mailto:markus.eich at dfki.de>
>
>      Weitere Informationen: http://www.dfki.de/robotik
>      -----------------------------------------------------------------------
>      Deutsches Forschungszentrum fuer Kuenstliche Intelligenz GmbH
>      Firmensitz: Trippstadter Straße 122, D-67663 Kaiserslautern
>      Geschaeftsfuehrung: Prof. Dr. Dr. h.c. mult. Wolfgang Wahlster
>      (Vorsitzender) Dr. Walter Olthoff
>      Vorsitzender des Aufsichtsrats: Prof. Dr. h.c. Hans A. Aukes
>      Amtsgericht Kaiserslautern, HRB 2313
>      Sitz der Gesellschaft: Kaiserslautern (HRB 2313)
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-- 
Dr.-Ing. Markus Eich

  Senior Researcher
  Marine Inspection Robotics
  Space Robotics
  
  Besuchsadresse der Nebengeschäftstelle:
  DFKI GmbH
  Robotics Innovation Center
  Robert-Hooke-Straße 5
  28359 Bremen, Germany
  
  Postadresse der Hauptgeschäftsstelle Standort Bremen:
  DFKI GmbH
  Robotics Innovation Center
  Robert-Hooke-Straße 1
  28359 Bremen, Germany

  Tel.:     +49 421 178 45-4105
  Zentrale: +49 421 178 45-0
  Fax:      +49 421 178 45-4150 (Faxe bitte namentlich kennzeichnen)
  E-Mail:   markus.eich at dfki.de

  Weitere Informationen: http://www.dfki.de/robotik
  -----------------------------------------------------------------------
  Deutsches Forschungszentrum fuer Kuenstliche Intelligenz GmbH
  Firmensitz: Trippstadter Straße 122, D-67663 Kaiserslautern
  Geschaeftsfuehrung: Prof. Dr. Dr. h.c. mult. Wolfgang Wahlster
  (Vorsitzender) Dr. Walter Olthoff
  Vorsitzender des Aufsichtsrats: Prof. Dr. h.c. Hans A. Aukes
  Amtsgericht Kaiserslautern, HRB 2313
  Sitz der Gesellschaft: Kaiserslautern (HRB 2313)
  USt-Id.Nr.:    DE 148646973
  Steuernummer:  19/673/0060/3
  -----------------------------------------------------------------------

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