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Questions tagged [buildroot]

Buildroot is a set of Makefiles and patches that makes it easy to generate a complete embedded Linux system, from the cross-compilation toolchain to the complete image for flashing.

Buildroot is a set of Makefiles and patches that makes it easy to generate a complete embedded Linux system. Buildroot can generate any or all of a cross-compilation toolchain, a root filesystem, a kernel image and a bootloader image.

Whenever you post a question about a Buildroot build failure, please always specify the Buildroot version you're using, and attach the complete Buildroot .config file. Without these details, there is absolutely nothing that the Buildroot developers can do to help you.

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Buildroot Build Issue

I'm using Buildroot 2015.08.01. I have this "weird" issue. We use an "external tree" setup here. I modified the .mk file to add/remove some libraries for the application to fix some unresolved symbol issues. Changes are made in a /src directory.…
Stephen Beckwith
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Buildroot doesn't have uImage option for kernel

I'm building a Linux kernel for the c-sky platform, and in "Kernel binary format", there is no option for uImage, only vmlinux. But my board requires a uImage. And if it can't find it it will boot to default rom, which is not what I want. So I'm…
user2083443
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How to fix "SDL_Init failed -1" in buildroot Raspberry image?

I'm trying to compile Navit for Raspberry Pi 3 with Buildroot image (WPE Framework included). There is only WPE Framework running on startup (no x server) therefore I would like to display Navit using framebuffer directly. I know there is support…
sticker
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Linux kernel module development buildroot

I have build a Linux kernel for the beaglebone black using buildroot. Now I would like to develop a hello world Linux kernel module application: #include #include MODULE_LICENSE("Dual BSD/GPL"); static int…
Łukasz Przeniosło
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Buildroot gcc headers don't match linux-headers

I'm using Buildroot 2018.02.7 to build a simple Linux system for i386 PC, as a precursor to doing the same thing for an embedded ARM system. I keep running into problems like this one, in building the util-linux module: CC …
Chuck Fry
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buildroot uboot saveenv to emmc fat partition

I'm attempting to save the uboot environment to the FAT partition of an mmc device on a CM3 rpi module. The OS has been built in buildroot I can printenv and this shows the inbuilt env in the binary. The saveenv command is recognised, firstly states…
Chris
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Buildroot: Build Device Table with unknown Major Number

I have one driver that shall get Major number from linux kernel (major number is assigned dynamically). To create the a device node for my driver, I run the following steps manually insmod my_driver cat /proc/devices -- This is to know which Major…
moibrahim
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how to get kernel panic message logged?

i am trying to build a custom Linux kernel for the Intel nuc board. first of all i have installed clearlinux(a Linux distribution) on bare metal. Im trying to install the custom Linux alongside the clearlinux by placing the kernel in /efi/boot and…
Jagadish DM
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Buildroot - menuconfig creates config, but won't make

I'm trying to use buildroot to create a cross-compiler toolchain for MIPS64 (little endian). I have run make menuconfig and have set the target to MIPS64 (little endian). Also I am being told that the config file has been generated and I can run…
Brian Waters
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Add python_opencv in buildroot image

How can I generate an image using buildroot with opencv2 in it? In "Target Packages->Libraries->Graphics->opencv2.4" says that python_opencv depends on numpy, which isn't available. An self made app(which is in the built image as well) uses…
Rafael Nicolay
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Startup Qt Qml based app

I would like to know how to make startup qt qml based app with buidroot. I've already added my app as a package in menuconfig,but when image is created(making image for rpi2) and booted via SD Card only colorful screen is showing,and I'm assuming my…
Igor Kostovski
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libwebsockets libuv error: ‘m’ may be used uninitialized in this function

I cross compiled libuv successfully and I'm trying to cross compile libwebsockets but I get the following error in make for arm with a buildroot toolchain. Please advise. libwebsockets cmake .. \ …
MLB
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How to compile kernel-module-imx-gpu-viv?

I am not able to compile the following kernel module https://github.com/Freescale/kernel-module-imx-gpu-viv/tree/upstream/6.2.4.p1.2/kernel-module-imx-gpu-viv-src for my IMX6Q board. What i have done so far is : Downloaded the sources from the git…
Fryz
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Buildroot adding custom libraries originating from FPC

I have a buildroot project in which I want to add a library compiled with pascal. The reason for this is that it is a custom library and porting it to C is too much work at this point. I am compiling it for a raspberry pi CM3. How it currently…
Steven
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Object not locked by thread before wait()?

I am trying below code to reboot my mobile bt_viewpakageroot.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { try { // clearing app data …
demo
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