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

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How to configure mkinitfs for stateless alpine linux / xen DOM0 boot?

I am working on setting up a test bed for some Xen development. I have a development server where I can create new builds of xen and push them to the tftp server to be PXE booted on some test ...
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PC104 Embedded Linux Disk and Processor Sizing and Compatibility [duplicate]

I´m projecting a system that will use Embedded Linux (Ubuntu or Debian) running on a PC/104 hardware. I will be running Apache for webservicing, SQLLite and PHP/C++ Code. My system will run a C++ ...
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39 views

IPSEC stack low speed

I am working on Openswan IPSEC Implementation for Linux-kernel 2.6.35.9 My concern is when i do speed test using IPSEC kernel Images and without running IPSEC service i get speed of 40Mbps and ...
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87 views

How to create a readonly root linux: Can be mounted as writeable for persistent changes? [closed]

I'd like a read only file system that runs almost entirely in RAM but the compact flash or hardrive can be mounted and made writeable to make persistent changes. How do I do this on Linux? I've ...
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3k views

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 ...
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174 views

One way ping on an embedded Linux system

I'm facing a networking issue with an embedded Linux system in a private network. We have a network that consists of a few tens of servers connected through a switch with one of the servers acting as ...
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2answers
204 views

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 ...
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1answer
206 views

small and cheap embedded system [closed]

for a home automation project I'm search for a small and cheap computer which is capable of running a small webservice. It should have the following features: Linux enabled (Debian, OpenWRT, ...) ...
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502 views

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 ...
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1answer
779 views

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 ...
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5k views

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 ...
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1answer
90 views

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 ...
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2answers
379 views

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 ...
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1answer
364 views

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 ...
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2answers
10k views

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 ...
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3answers
478 views

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 ...
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2answers
382 views

Does NMBD depend on DHCP?

I am trying to debug a SMB share issue on an embedded Linux setup. Before diving into source code, I want to make sure this is not a configuration problem. So here is my case: Scenario-1: dhcp server ...
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2answers
3k views

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. ...
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59 views

What could this error mean?

I am having trouble with embedded linux system which keeps outputting this error: libdirac_encoder.so.0: cannot open shared object file: No such file or directory' Any idea what this error means? ...
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1answer
505 views

Using Minicom While Connected

I am running Debian on an Embedded system and am trying to use minicom to periodically get the signal strength of my USB EVDO modem using the AT+CSQ command. When the modem is not connected, I can ...
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130 views

How to increase The initial RAM size(16M) of PPC440 in linux 2.6 kernel

I am building cuImage. When I try to put in openSSH, I run out of 16M RAM boundary which is set during early kernel turning on MMU, so it wont boot up. Can anyone tell me how to increase that? Inside ...