A family of processor architectures used in many embedded applications, network and other appliances, and almost all smartphones.

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24 views

Simple floating point benchmark that can be compiled from source?

I am interested in benchmarking some ARM platforms; can anyone suggest a simple benchmark with source code that can be used to benchmark floating point performance? A package such as a .deb file ...
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2answers
42 views

How do determine whether Linux board is using hardware FPU or not?

I am using an embedded Linux board based on a fairly old Freescale ARM chip. How do I determine whether the Python interpreter there is using the hardware FPU on the chip or not? My /proc/cpuinfo ...
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1answer
18 views

Nand Flash; MTD; UBI; Total Space

My question should stem from my misunderstanding of ubi and MTD. However, I can't figure it out by googling (And didn't find a good tutorial). I simply want to find out the total capacity of my Nand ...
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1answer
19 views

kernel: nf_conntrack: table full, dropping packet; Underlying Reason

I have a modified linux on an ARM9 processor. It was working OK, but yesterday I got this error repeatedly: kernel: nf_conntrack: table full, dropping packet I have 2 questions: How can I find ...
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2answers
89 views

Unable to determine your tty name on Debian Wheezy on ARM

while trying to create my Debian Wheezy image for a FriendlyARM mini210s ARM single board computer, I am bumping into this issue. I have opened a terminal via serial sudo screen /dev/cu.usbserial ...
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1answer
25 views

How do I start an application fullscreen without loading IceWM desktop environment?

Setup ARM computer FriendlyARM mini210s Debian Linux 3.0.8 (armv7l) + IceWM How can I start an application alone without the desktop environment? For the sake of prototyping I want to start ...
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40 views

Debian Wheezy - Installing cross-toolchains

I would like to compile a kernel on Arm platform using this line: make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- uImage But I need a package I can't find: /bin/sh: 1: arm-linux-gnueabihf-ld: ...
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23 views

How do x-compile and install X11 on ARM?

I have FriendlyARM mini210s with bare linux 3.0.8 armv7l. I'd like to install X11 (X-Window System) on top of it. How do I proceed? Is there any ready to use package (tarball to extract onto my ...
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116 views

Running Chromium on ARM - Failed to load NSS libraries

TARGET: FriendlyARM mini210s / Linux 3.0.8 armv7l Cross-compiled for ARM using this workflow Install sysroot on target and tried to run Chrome # ./chrome [0122/142305:ERROR:nss_util.cc(981)] Failed ...
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1answer
44 views

chromium compiled for ARM, libattr.so.1 not found

Env. # uname -a Linux FriendlyARM 3.0.8-FriendlyARM #1 PREEMPT Tue Oct 30 10:33:04 CST 2012 armv7l GNU/Linux Problem When trying to run my chrome executable I am getting this: [root@FriendlyARM ...
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17 views

Android 4.0.3 on mini210s ts_config: No such device

Trying to install and run Android 4.0.3 on FriendlyARM mini210s to which I attached a 5.6inch touch screen. FriendlyARM.ini ################### Android 4.0.3 #################### Android-BootLoader ...
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1answer
44 views

FriendlyARM Mini210s - Installing yaffs2-image failed

Trying to use default images provided with FriendlyARM mini210s SBC. Got the images from the DVDs that you can download on ftp.friendlyarm.net credentials at the bottom of this page under the mini210 ...
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3answers
95 views

Create Linux distro with minimal number of files

I'm thinking about designing a system for a project using some single-board computer (RaspberryPi, CubieTruck etc) that runs Linux. My main requirement is keeping the complexity of the booted SD card ...
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1answer
49 views

How to interpret busybox “top” output?

I am using BusyBox on a small embedded ARM system. I'm trying to read the "top" output, in particular for the Python process listed. How much real memory is this process using? Also what does VSZ ...
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28 views

How do I compile Chromium for ARM Cortex-A8?

I do understand the workflow for compiling Chromium for ARM posted on here. The target is Linux 3.0.8 armv7l I am able to produce a binary, but trying to run it on target, I get a segmentation ...
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33 views

Meaning of an ampersand prefix in a device tree

I am looking at a DTS file which tries to specify different nodes, but interestingly I find a few nodes having different style of nomenclature. / { model = "TI AM335x BeagleBone Black"; ...
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1answer
100 views

How do I install Chromium for ARM Cortex-A8 on bare Linux 3.0.8 armv7l?

TARGET FriendlyARM mini210s I have successfully cross-compiled Chromium for ARM SEE WORKFLOW HERE. How do I install the Chromium on my bare linux 3.0.8 armv7l? What I have done so far I copied ...
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14 views

npm on ARM return TypeError: Bad argument

Env Cross-compiled node.js for ARM read more... Installed on target FriendlyARM mini210s running bare Linux 3.0.8 armv7l On target node.js seems to function properly. I tried a simple hello word ...
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1answer
605 views

How do I cross-compile Chromium for ARM?

Goal I need to install Chromium on FriendlyARM mini210s running Linux 3.0.8 armv7l Environment Vagrant box with Ubuntu Precise64 Installed depot_tools following these guidelines Get-the-code and ...
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2answers
373 views

How do I cross-compile node.js for ARM architecture? GCC does not report the FP ABI compiled for

Environment TARGET Single board computer: FriendlyARM mini210s TARGET Linux : 3.0.8 armv7l Cross compiling on vagrant box Ubuntu Precise64 Cross-compiling with GCC 4.5.1 ...
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2answers
171 views

How do compile Linux Driver for Netis WF2190 Wifi dongle for FriendlyARM mini210s?

GOAL I want to install the Netis WF2190 wifi dongle linux driver onto my FriendlyARM mini210s. Environment FriendlyARM mini210s S5PV210 ARM Cortex-A8 Board ... running Linux 3.0.8-FriendlyARM ...
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1answer
280 views

Install php 5.6 on Debian Wheezy on Armel

I'm working with an ARM server, and it has Debian Wheezy on it. Poor choice, I know, I didn't install it. I've (loosely) followed this guide and added this to sources.list: deb ...
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217 views

Kernel panic - not syncing: No init found

I am trying to build the linux kernel image for the Beaglebone black right from scratch! i am following the tutorials referred by Free-electrons(http://free-electrons.com/training/kernel/) I am ...
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1answer
314 views

No ttyUSB when connecting USB-RS485 to Beaglebone Black

I'm trying to connect a externally powered board to control the motors of a robot to my BeagleBone Black. I'm using ssh over USB(the mini-usb) to control the Beaglebone from my laptop. The BBB is ...
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95 views

How do I install tools, packages on Linux 3.0.8 armv7l?

Environment FriendlyArm Mini210s Linux 3.0.8 armv7l On the board: # uname -a Linux 3.0.8-FriendlyARM #76 PREEMPT Thu Aug 21 16:53:31 CEST 2014 armv7l unknown I need to install development ...
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1answer
36 views

create a realtime machine by assigning CPU cores to critical processes

I'm using an Udoo board for running two critical processes. It can run Ubuntu ARM edition and it has a Quadcore processor. I need to set the affinity of all the processes afinity running and the ones ...
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1answer
126 views

How to use ARM as LTSP server? [closed]

Arm has a limited support for server packages on Linux but is it possible to use ARM board i.e Raspberry Pi or Banana Pi(it uses Armhf instruction set rather than dated Armv6 used by raspberry pi) as ...
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26 views

what Linux distro for OMAP3 (DevKit 8000)

I'm struggling with install Linux on SD Card on DevKit8000. Is there any distro, which require only install *.img on SD Card and plug into board?
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1answer
67 views

Java appletviewer on arm ubuntu

I have an Ubuntu on arm CPU, where I would like to run a java applet standalone (i.e. not in the browser) I have the iced tea plugin installed and it works in Firefox. When I type appletviewer ...
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39 views

Android 4.4 x86 on Dell N5110 - Video issue

I am trying to run androidx86 (4.4) on Dell N5110. Here are the issues I have: No Sound: I found the solution from another forum. I will have to run the following as an executable script: ...
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1answer
54 views

Installing Python without package manager

I need to install Python 2.7.x on a TI Sitara ARM processor (based on the BeagleBone Black) running a minimal custom version of Linux. In particular, the OS does not have any package manager, no gcc, ...
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1answer
485 views

Cross compiling GLIBC for my ARM SoC

I am seeing something really weird inside a chroot-ed Debian armel environment. But first, a bit of backstory... This is long, but the question is complex and any potential help depends on knowing ...
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230 views

uBoot on BananaPi, stuck waiting for waiting for root device /dev/mmcblk0p2

I flashed banian linux 14.09 to an SD card stolen from a raspberrypi. I've plugged a 2.0amp raspberrypi power supply into the correct microusb power port (the one by the SATA connector). Boot stops ...
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1answer
535 views

How can I connect the BeagleBone to my wireless network using an ALFA AWUS036EW USB WiFi Adapter?

I am new to Linux so thanks for your help. This WiFi adapter isn't commonly used in the BeagleBone/Raspberry Pi world, but it is useful because it will allow me to attach a custom directional antenna ...
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45 views

Battery not showing in ArchLinux Arm

I have a portable USB charger/external battery pack. The exact model is this one http://goo.gl/d9CgCa. I use this battery pack to power my raspberry pi which runs ArchLinux ARM. I am trying to view ...
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1answer
83 views

How to set up a stateful firewall on an am335x Starter Kit board?

In the past, I have used the following script to set up a stateful firewall (on a normal x64 Ubuntu machine) without issue: iptables -P INPUT DROP iptables -P FORWARD DROP iptables -N TCP iptables -N ...
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1answer
89 views

What is the difference between ARM architecture and ARM core? [closed]

I read the data sheet of the TI - DM385 , in which they have mentioned as: ARM Cortex-A8 Core - ARMv7 Architecture What's the difference?
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140 views

How to install a thermal printer on ARM embedded linux using CUPS

I need to install a thermal printer (MY PRINTER) on my ARM linux embedded system. I have a board with an ARM Cortex A5 Atmel SAMA5D34 processor and linux kernel 3.10. With the buildroot I have ...
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202 views

Cross Compile GMP and Openswan for ARM

I have to cross compile opensawn for a OMAP4 Board and GMP is prerequisite. First I tried it on 64 bit OS but it gave me this error: configure: error: Oops, mp_limb_t is 64 bits, but the assembler ...
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35 views

Install Debian in internal flash of IGEPv2

Does anyone know how to install Debian on the internal flash in a IGEP v2? This module has 512 MB of internal flash.
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2answers
1k views

Print job “Held for authentication”

Following the instructions here, I have installed a Samba print server on an ARM-based Udoo-quad running Udoobuntu 12.04 LTS. The Samba server is working, and (after setting guest ok = yes in the ...
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300 views

Raspberry PI crosscompile with cmake

Using this short tutorial Installing Raspberry pi Cross Compiler, I have successfully compiled the "cmake-hello-world" example. I tried to compile one of my other little apps which contains about 12 ...
0
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1answer
109 views

unrecognized --sysroot option.(Eclipse)

I'm trying arm cross compilation using sysroot for the autotools project.The options I'm using for autogen script is as follows. CC=arm-linux-gnueabihf-gcc --with-sysroot=/opt/sysroot/dir \ ...
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49 views

Creating a Live Kernel with u-boot

I want to create a live kernel with u-boot. I have a ARM board that has a 4GB nand flash memory. I used manufacturing tools from the freescale website for the i.mx6 chip. I have read that you can ...
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54 views

ChrUbuntu on a Samsung ARM

I just installed Chrubuntu on my Samsung ARM Chromebook and after it finished downloading in the developer console my computer rebooted. It just started up in the normal Chrome startup. I still ...
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104 views

Switch screens in xorg.conf without reloading X

I have an ARM device running ubuntu and the screen set up using xorg.conf as below: Section "Device" Identifier "Card0" Driver "fbdev" Option "fbdev" "/dev/graphics/fb2" ...
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2answers
1k views

diabling cpu cores on quad core processor on linux

I want to disable 3 CPU cores and run my processor on a single core. I have used command:maxcpus=1. But after this I executed this command ls /sys/devices/system/cpu. It still shows ...
0
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1answer
224 views

netctl start PROFILE fails

Upon login to serial console I run a command via /etc/profile netctl start wlan0-ROUTENZUG However it fails, yielding this output Job for netctl@wlan0\x2ROUTENZUG.service failed. See ´sytemctl status ...
0
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1answer
71 views

ARM cross compilation package not found

I'm trying for arm cross compilation on my i386 machine using sysroot and chroot.I want to set environment variables like PKG_CONFIG_PATH to sysroot.Right now my code is not compiling because it is ...
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31 views

CPUFreq Kernel module

I would like to try the CPUFreq module on my board (Marvell Soc based on ARMv7 running a v3.15 linux kernel). My architecture is obviously not supported by the default source code (located in the ...