Questions tagged [yocto]
Framework for building installable images
279
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11
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How do I make sure two entities manipulating the same SPI line with different linux modules don't collide, or is this handled by the kernel already?
TL;DR
I am developing some code for my SPI display that also has an SD card reader on it for use on a Linux board. I'm trying to use mmc_spi with the SD card reader portion, concurrently with a ...
1
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20
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Need to expand rootfs online. Looking for alternatives
I am currently working with NXP's iMX8MP-EVK and I created a custom image using yocto. The image is 6.6GB in size and after flashing this image into eMMC and booting through it, I found the remaining ...
- 11
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17
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systemd-remount-fs randomly fails with "mount: /: mount point is busy."
I recently switched to a read-only root filesystem using Yocto (Kirkstone version) and use the Yocto volatiles feature to keep some directories writable - for instance the entire /etc, /home, etc...
...
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49
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Devtool modify recipe not working correctly in Kirkstone
Facing issue using devtool modify recipe in Yocto kirsktone.
Error Snippet:
devtool modify nginx
NOTE: Starting bitbake server...
NOTE: Reconnecting to bitbake server...
NOTE: Retrying server ...
- 21
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1
answer
62
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Unsupported Locale setting error when running Azure pipelines
I am getting this below error snippet when I try to run pipeline build from Azure.
2024-06-18T06:02:45.1075555Z Your configuration files at build have not been touched.
2024-06-18T06:02:45.3914362Z ...
- 21
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27
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I couldn't find the cups file in /etc/init.d
I've built a Yocto image for BeagleBone, ensuring to include the cups package in the image recipe. However, after booting the OS, I noticed that the CUPS init script is missing from the /etc/init.d ...
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14
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Define GPIO name/status in Device Tree and have it accessible from userspace
I have a custom board with several GPIO. I'd like to:
give them a friendly name
be able to get the level at boot time
define active high/low
I defined the GPIO as hogs like this
&gpio5 {
...
- 101
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17
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Multiple I2C GPIO Expander give probing error due to shared reset pin
I'm editing the kernel device tree for a custom board. I have two GPIO expanders (pcal6416) connected to i2c3 bus. The two expanders share the same CPU pin as reset. Here is the initial device tree
&...
- 101
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36
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ALSA: How to duplicate audio so it comes out of two devices at once
I have two devices playback_bt (Connects to BT chip) and aduplex_rtp (which delivers audio to a device/speaker over rtp). I can use aplay to play sound to them individually. I want to be able to write ...
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32
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Enable ARP Announcement on Linux built with yocto
When connecting my Linux computer (Ubuntu 22.04, Kernel 5.15) to the network I see an ARP Announcement according to the Wireshark print screen below.
For an embedded device I build my Linux using ...
- 111
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18
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Problem adding onnxruntime python package to a yocto build
I'm trying to add the meta-st-x-linux-ai to my yocto build setup so that I can have the onnxruntime python package available on my linux, but I get the following errors :
Notice that all my layers ...
0
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1
answer
41
views
Why can't I access UBoot variables?
When I run fw_printenv, I get:
Cannot read environment, using default
Cannot read default environment from file
However, if I run:
u-boot=> saveenv
Saving Environment to MMC... Writing to MMC(2)......
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1
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43
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systemd service for openvpn vs networkmanager-openvpn
I am using Yocto for a rpi4 target. I was using a systemd service to activate my VPN over openvpn at boot:
[Unit]
Description=OpenVPN connection to .ovpn file
After=network.target
[Service]
Type=...
- 117
2
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70
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Running chromium on Rpi5 using Yocto
I have a Raspberry Pi 5. I want to get chromium to run on it. I want to build Linux via Yocto.
I'm using the Kirkstone branch of Yocto.
My local.conf relating to chromium
IMAGE_INSTALL:append = " ...
- 123
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25
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Why is my linux kernel showing as a "debug kernel"?
I have a fairly standard yocto (nanbield) system running on an intel machine. I see the following message when I boot:
**********************************************************
** NOTICE NOTICE ...
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