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2answers
346 views

Boot Read Only Debian With Some Exceptions

I have an embedded system booting Debian off from a CF card. To minimize the potential for unrecoverable corruption when non-graceful shutdowns occur, I can boot the filesystem readonly by configuring ...
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1answer
90 views

ALSA “dmix plugin supports only playback stream” error when using dmix on beagleboard

On a Beagleboard, I need it to play sound from several processes. The default /etc/asound.conf is empty, so I put this dmix example in. Now sund mixes fine, but when I'm trying to run a process that ...
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1answer
80 views

5 Feb 16:53:26 ntpdate[414]: no server suitable for synchronization found

I want to setup ntp in beaglebone based custom board. /etc/ntp.conf file content is as mentioned below driftfile /var/run/ntp.drift server pool.ntp.org server 1.in.pool.ntp.org server ...
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1answer
72 views

SSH from Ubuntu to embedded linux

I'm a beginner un networking. I'm trying to connect an embedded linux to my Ubuntu 12.04.3 LTS by Ethernet. I have configured the embedded system to work with a static IP adress (192.168.9.119). ...
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1answer
163 views

Does presence of Link local address mean the system support IPv6?

I am trying to implement dual stack for IPv6 support in a IPv4 system. I have configured a DHCP server which gives IPv4 and IPv6 address to the device. My PC and the VM running on it gets both, IPv6 ...
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1answer
173 views

linux usb virtual printer as a usb printer on windows

i want to create a "linux box" with 2 usb. first usb is attacched to windows pc the second to printer on linux. Now the first usb (windows-to-linux usb device), must be seen by windows as a printer ...
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1answer
619 views

Linux TFTP server external access through router

I am using Ubuntu as the host machine for my embedded Linux board with the tftp-hpa service. I can boot just fine using the u-boot bootloader while passing the local ( 192.168.1.10 ) ip address of the ...
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1answer
333 views

Linux 2.6 jffs2 filesystem, repeated usage of mount/umount for the SD card hangs the kernel

Using a jffs2 filesystem mount /mnt/sd/ umount /mnt/sd/ When the [mount] and [umount] command is repeatedly used, sometimes the kernel will hang. And there is no clear count for how many ...
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1answer
175 views

debian installation without internet connection

I want to install some Debian distributions (Grip, Crush, Lenny...) for arm / armel architectures. www.emdebian.org/ I'm referring to this guide: http://www.aurel32.net/info/debian_arm_qemu.PHP ...
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0answers
69 views

My own linux Chorded keyboard driver and interface to my embedded application

I wan to develop my own keypad driver to my own keypad. I have to used GPIO to identify Key Events and used I2c to get scan code. I am going to develop keypad driver like this. #include ...
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0answers
516 views

changing the boot logo on embedded linux (angstrom)

i have am3517 based embedded board and i have installed my own kernel and filesystem compiled with angstrom toolchain. Now i want to change the bootscreen logo? Is there anyway to do that? Thanks ...
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0answers
394 views

Adding udev for embedded linux

I am using an arm processor and linux busybox as my OS. I want to add udev running in my system. The system has mdev. But doesn't seem to fulfill my need. How can I add udev for my system? thank you. ...
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0answers
30 views

Need suggestions for system wide profiler for an embedded linux device

I would like to profile my embedded linux device for various actions (e.g. touch input on screen, flip a page in a news reading app etc). But the requirement is that the profiler should generate ...
1
vote
0answers
278 views

Booting with nfs just prints some weird character

Problem I have an embedded system which I am unable to boot via NFS using an Embedded Linux Kernel Image and rootfs both placed on my laptop (which serves as the NFS server as well as a TFTP ...
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0answers
13 views

Can I use a squashfs file sitting on a hard disk as my rootfs?

I need to do remote updates on an embedded Linux box that has its rootfs on /dev/sda1. My first thought was to add an update partition and switch to it on update, but for reasons specific to our ...
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0answers
11 views

Package manager for target file system

I'm developing for an embedded linux application and I need to install some libraries that have a pretty lengthy list of dependencies. Is there a package manager out there that I can point to the ...
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0answers
48 views

Handling bad block in NAND flash memory

Is there any way/tool/utility to correct the badblock on the NAND device ? We are having custom board based on beaglebone but instead of mmc we have NAND flash. MTD partitions on the NAND are as ...
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0answers
52 views

I2C device driver error [TCA6408 I/O expander]

I want to connect TCA6408 IO Expander and get key input to my embedded system. I am trying with SABRELite (iMX6Q) Boad and my development environment is LTIB (L3.0.35_4.1.0_130816_source.tar.gz) I ...
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0answers
15 views

Brown out implementation in Linux

I have an external PMIC chip connected to main SOC on I2C. The PMIC gives a power off interrupt. There is also a capacitor bank that gives me few msec before black out. I want to use this time to move ...
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0answers
31 views

Boot to shell instead of initramfs in ubuntu core

I'm working on an Ubuntu Core Implementation for ODROID-XU, what I've done so far it's taking a Xubuntu Implementation, Replaced filesystem and patched to activate Console (Debug UART), The board ...
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0answers
159 views

dnsmasq doesn't provide IP address to udhcpc

We have an embedded Linux device using udhcpc to get a DHCP IP address and a Wifi access point that provides it. Originally the WAP used udhcpc as well and this worked fine, but in order to add DNS ...
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0answers
45 views

How to persist my console setfont choice?

I have a BeagleBone Black, with a 4.3" LCD Cape. It's running the up-to-date angstrom distribution. I'm running with Gnome/X disabled, so I just have a simple text console on my display at the moment. ...
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0answers
47 views

Mounting a volume over telnet

I've used sshfs for a number of years. Recently I've been tasked with working on an embedded device running a MIPS processor and a simple linux distribution. Besides manually moving files over via ...
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0answers
116 views

How to put ubuntu upstarts output to console

I am on a embedded System using Linaro 12.10, which is basiclly a ubutu for arm. It works fine and I see the Boot on a serial Console: Starting kernel ... Booting Linux on physical CPU 0x0 Linux ...
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0answers
95 views

TEW-671BR router software customization fails

I want to customize my TEW-671BR router to meet my needs. I've cross-compiled and installed telnet, tftp client and daemon and it works, but one thing that I want the most doesn't. I want that router ...
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0answers
204 views

Not able to mount HFS partition in Linux (SD Card)

I am trying to mount an HFS Plus partition in my Linux embedded target(2.6.35) and I ended up with the following error: "mount -t hfsplus /dev/mmcblk0p9 /mnt" mount: mounting /dev/mmcblk0p9 on /mnt ...
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0answers
454 views

Is it possible to install Linux on HP Touchpad?

Is it possible to install Linux on the HP Touchpad which has WebOS on it? Secondly, what would I need to do specifically to get it on there?
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0answers
203 views

Please comment on Hackbench performance on my embedded Linux device

I could not find this info any where else. I am trying to figure out if the hackbench result on my embedded Linux device is good enough. uname -a Linux 2.6.26-rt #5 armv6l Processor : ...