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2answers
444 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 ...
-1
votes
2answers
149 views

How to install usbnet driver on kernel 2.4.23-2.5-ts/

I searched in the directory "/usr/lib/modules/2.4.23-2.5-ts/kernel/drivers/net/usb/" for the usbnet but i didn't find it so how can i install the usbnet driver,i don't know where to start or how to ...
2
votes
1answer
9 views

mounted filesystem without journal. Opts: (null) while mounting ext4 fs

I am using Beaglebone black with NFS, I have formatted internal eMMC with ext4 filesystem, when i mount the file system using following command message popups telling filesystem is mounted without ...
1
vote
1answer
345 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 ...
1
vote
1answer
685 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 ...
0
votes
1answer
30 views

Capture output from quickly rotating log

I am dealing with a misbehaving third-party program, the vendor of which seems happy to help if I can provide them with the debug log. They told me how to turn debug logging on and off, however ...
0
votes
1answer
176 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 ...
0
votes
1answer
122 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). ...
0
votes
1answer
244 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 ...
0
votes
1answer
261 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 ...
0
votes
1answer
883 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 ...
0
votes
1answer
359 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 ...
0
votes
1answer
185 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 ...
-2
votes
1answer
22 views

How to compile the linux without any audio codecs?

I want "no audio" functionality in an embedded system. So, any idea about how to configure kernel without any audio? Thanks.
2
votes
0answers
55 views

Chipsee 7 inch LCD support in Linux kernel 3.14

Has anybody ported Chipsee 7 inch LCD on Linux kernel 3.14 or later ? Is there any patch available for the same ? If no patches any suggestion porting Chipsee LCD support from Linux kernel 3.8 to ...
1
vote
0answers
101 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 ...
1
vote
0answers
612 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 ...
1
vote
0answers
421 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. ...
1
vote
0answers
31 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
299 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 ...
0
votes
0answers
10 views

BTRFS & F2FS userspace utilites cross compilation

Is there any weblink/document which describes the steps to cross-compile btrfs & F2fs user space utilities ? Any steps ? special tuning suggestion for arm based board.(AM335x) ?
0
votes
0answers
32 views

List all interrupts in linux

I am working on an embedded linux device. I want to list all of its interrupts. I know the command cat /proc/interrupts. But it only lists in-use interrupts. Is there a way to know all interrupts of a ...
0
votes
0answers
40 views

Developing a videoplayer to play hd files in an embedded device

I need to develop a video player which is capable of playbacking HD videos and supporting variable speed rates. Such a videoplayer will have to be installed on a small device (embedded) equipped with ...
0
votes
0answers
24 views

Kamailio On freescale P2020

I tried to install Kamailio server on P2020 and getting an error: Altivec and e500 instructions cannot coexists. Your recommendations will be highly appreciable.
0
votes
0answers
86 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 ...
0
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0answers
25 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 ...
0
votes
0answers
128 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 ...
0
votes
0answers
64 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. ...
0
votes
0answers
104 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 ...
0
votes
0answers
229 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 ...
0
votes
0answers
458 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?
0
votes
0answers
245 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 : ...