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Questions tagged [yocto-layer]

51 questions
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1 answer

bitbake: how does the build system choose the recipe provided by more than one layer

The meta layer provide recipe: meta/recipes-graphics/x11-common/xserver-nodm-init.bb The meta-oe layer provide recipe: meta-oe/recipes-graphics/xserver-nodm-init/xserver-nodm-init_2.0.bb My question is: How the build system select the…
dudengke
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1 answer

Yocto Kirkstone Beaglebone Black add custom devicetree

When I build a core-image using Yocto Kirkstone for machine beaglebone-yocto, I get a file /boot/extlinux/extlinux.conf. This file looks like: default Yocto label Yocto kernel /zImage fdtdir / append root=PARTUUID=f8fbccd5-02 rootwait…
Katu
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2
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3 answers

Restrict a library from going into final image

I am building a Yocto image. There are some GPLv3 libraries which are required only at build time. I have put GPLv3 as INCOMPATIBLE_LICENSE and whitelisted the libraries which are required at build time. But these libraries are getting into the…
Captain Levi
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How to build Tensorflow Lite 1 on Yocto 2.4 Rocko on Quectel SC20

I use Quectel SC20 (Qualcomm MSM8909 SoC) with Yocto Rocko 2.4 and Bitbake 1.36 and try to install Tensorflow Lite v1.x on it. Unfortunately, the Yocto layer for TensorFlow Lite interpreter with Python / C++. does not support Rocko because it is…
Nam Vu
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Reading file would overwrite reserved memory. Failed to load 'hello_world.bin with U-boot 2022.04 by technexion

First of all, I must apologize for the conduct and outcome of the topic below. I discovered that the issue was also in U-boot and changes in device-tree (kernel part) were not essential in solving the issue. This is so true that currently, not even…
neuberfran
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Yocto - use specific layer in recipe

I have two (almost identical 3rd party) layers, lets call them meta-version1 and meta-version2 and two recipes in my own layer, lets call them recipeA and recipeB. Is it possible to specify in the recipes on which layer they depend so that inherit…
Faulek
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Building Yocto image, DirectFB2 unable to find Fluxcomp-native both my own recipes

I am trying to build DirectFB2 for my yocto image to be deployed on a Raspberry Pi 0 W. In order to do so, I requre Fluxcomp. From the github page for fluxcomp: "flux is an interface description language used by DirectFB". This is a tool used when…
Michael Thompson
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1 answer

Appending/overriding .conf files in Yocto build system

I have a distro layer "meta-clayer" from a 3rd party which i do not want to edit. Is there any method in yocto to append/overwrite some settings in distro.conf in "meta-clayer" by appending it from my custom created layer similar to bbappend…
akumar
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Why does Yocto Cve Check needs artifactory and took so long to find cves?

I am new to Yocto and would like to know how Yocto Cve check works. Cve Check finds the patched/unpatched on version number & patch added to the recipe. Is this the only 2 methods Cve Check use? Cve Check seems to fetch the package artifactory from…
EzyHoo
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Can dm-verity will support authentication of Ubifs root file system in Linux

I want to authenticate my root file system which is in Ubifs file type mounted on NAND flash device. Will dm-verity will support ubifs file system ? In dm-verity-img.bb class file i have seen only below file systems mentioned. DM_VERITY_IMAGE =…
cherry411
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Yocto Project (Gatesgarth) SDK build fails due to missing repositries: do_fetch: Fetcher failure

I am building the yocto SDK (Gatesgarth) for zedboard but it fails due to missing several repositories as "do_fetch: Failed". Here are the error details. ERROR: qtsvg-5.15.2+gitAUTOINC+52d3788c7b-r0 do_fetch: Fetcher failure for URL:…
Shah
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Need help in appending to RDEPEND of another recipe from your recipe

Yocto newbie here and seeking advice as to how to append variables of another recipe from my recipe. To provide more context lets say there is a some recipe file packagegroup-common.bb defined in a package that i cannot modify and i need to run…
bourne
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Is there a method to generate compilation database in a Yocto Bitbake Project?

This is a complex Yocto & Bitbake Project. I need to build it use bitbake command, like bitbake xx-kernel. And the xx-kernel project looks like the linux kernel, using kbuild, make toolchains for building. How can I generate compilation database? I…
aisv
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Need help understand a yocto error for a new recipe

i am new to Yocto and trying to write a new recipe. i wrote a new recipe myrecipe_git.bb, and not able to understand what i might be doing wrong here. The error logs are [buildfarm-ssh] NOTE: Running task 7614 of 12909…
bourne
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What is SRCREV_machine and SRCREV_meta in yocto kernel recipes

Why doesn't the kernel recipe simply use SRCREV="${AUTOINC}" or hash. I find these lines instead. https://github.com/agherzan/meta-raspberrypi/blob/master/recipes-kernel/linux/linux-raspberrypi_6.1.bb SRCREV_machine =…
preetam
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