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Questions tagged [embedded-linux]

Embedded Linux stands for the use of Linux in embedded computer systems such as smartphones.

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Embedded Linux stands for the use of in embedded computer systems such as smartphones, personal digital assistants (), media players, set-top boxes, and other consumer electronics devices, industrial automation, navigation equipment and medical instruments.

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Busybox, netstat, no -p

I have an ultra old (don't ask why) BusyBox (BusyBox v1.01 (2008.12.19-21:31+0000) Built-in shell (ash)) on my DreamBox. I would like to find out which process opened which connection using netstat. But I found out that BusyBox's netstat doesn't…
a1337q
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What is mdev and how to /dev/* nodes get created in Linux?

Our Linux kernel is 2.6.31 running on an embedded MIPS processor with busybox. The initialisation script (rcS) starts mdev with: echo "/sbin/stbhotplug" > /proc/sys/kernel/hotplug mdev -s Can anyone tell me what the Linux utility mdev does? It…
user626201
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Forwarding linux terminal from serial port to TCP with socat

I'm working on embedded ARM platform, Slackware. I'm using G24 Java modem which is configured to forward data between ports /dev/ttyS1 and /dev/ttyACM0, so anything that goes onto any of these ports is then visible on the other. I want to set…
Wookie88
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using Linux as a bootloader?

I have an embedded device with a SPI connected flash. Basically this means the device boots its bootloader and Linux kernel from a small flash part. As the device boots, but before the root filesystem is mounted and switch_root is called - I'd like…
stuck
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Low-maintenance Linux distro for "info screen"?

What Linux distribution would you recommend for a host with sole function of displaying an informational WWW page to the public with minimum maintenance? The hardware is a rather simple PC with LAN connectivity. Its only function would be to connect…
SF.
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How to setup embedded Linux private vlan

I am trying to setup a vlan between 2 embedded Linux SOCs on wireless IPTV STB (set top box) using vconfig. The physical connection between the SOCs is a Marvell 88E60xx switch. The issue is that the vlan needs to be private. If there is more than 1…
jacknad
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Bypass DNS Server lookup by using /etc/hosts when using a dynamic IP address

It is my understanding that the need to query external DNS servers for commonly accessed names can be reduced if those commonly accessed names are present in /etc/hosts. Now, I have a situation where in I have an Embedded Linux box with a dynamic…
xorsi
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Embedded device for deploying network probes

Our environment has a multitude of remote subnets that we monitor by deploying Linux-based probes running various network monitoring software and other handy tools. Currently we're using surplus-ed Dell OptiPlex GXs whose chief advantages are 1)…
user62491
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Booting a new Linux kernel from within Linux?

Anyone know of a way to "boot" another Linux kernel from within Linux, discarding the original kernel/initrd? The idea is that I can boot my server from a small read only copy of Linux that does some housekeeping/data gathering tasks and then…
mfarver
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Getting DRBD to boot up in a synchronized state from cold boot

I am working in an environment with an embedded High-Availability NVMeoF cluster, and need this cluster to be available within minutes of a cold power-on of all nodes, and trying to set up a RAID-10 on this cluster. The legacy infrastructure that I…
Garrett
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How to add plugin strongswan on yocto ( embedder linux )

i know i missing some strongswan plugin, depending on your configuration. especially plugin eap-... but with this file .bb i don't know how to add plugin on strongswan. if you have ideal. Thank you File strongswan.bb DESCRIPTION = "strongSwan is an…
Quang Anh Trần Đỗ
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Possible Operating System for Linux-experienced admins when configuring a MikroTik RouterBoard RB951Ui-2HnD as balance-loader

I have just bought a MikroTik RouterBoard RB951Ui-2HnD router and would like to try it as balance-loader, if that is possible. Until now I have just used some desktop computers with Zentyal running on Ubuntu Linux Server v14. Starting from…
Sopalajo de Arrierez
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Facing issue with cron on embedded linux

I have a SAM9 based board running embedded linux using buildroot package. I added the crond and crontab support to busybox from make menuconfig and built the rootfs and flashed it to my board. The crond and crontab utilities were now present on the…
androidFan
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Linux audio capture at a rate of 20ms is choppy

I am currently working on an embed linux video server. When I deployed the application to the boards we are planning on using for production I noticed that the audio was noisy. I discovered that the audio capture is supposed to be grabbing 640…
Jonathan Henson
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What is the best file extension for a firmware image made with dd?

I currently have an embedded video server that I developed using embed linux, c and c++. I currently have our assembly line workers flash the ide drives from a usb flash drive like so: dd if=/dev/sdb1 of=/dev/sda1. Yesterday, I accidentally erased…
Jonathan Henson
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