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

learn more… | top users | synonyms

0
votes
0answers
4 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 ...
0
votes
1answer
476 views

Error installing gdb-arm-linux-gnueabi

I get an error when I try to install the gdb-arm-linux-gnueabi package. This is the error that I obtain when I run apt-get install gdb-arm-linux-gnueabi: $ env LC_ALL=C sudo apt-get install ...
0
votes
1answer
25 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 ...
5
votes
1answer
370 views

Embedded linux LCD not calibrated

I have attached a new LCD to my embedded Linux device and when I run the system I found that it is shifted to the right. (the display starts from the middle of the LCD) I found 2 frame buffer drivers ...
0
votes
1answer
332 views

Installation of QEMU, GCC for ARM in RHEL

We are setting up a lab which has the QEMU system to emulate an ARM processor and run assembly programs. The lab is currently setup with the host operating system as Ubuntu. We are migrating the lab ...
2
votes
2answers
5k views

Cross compiling expect for ARM

I have downloaded expect5.4 . I'm trying to cross compile it for ARM(PandaBoard) running stripped down version of linux. In the initial setup of configuring , I try Shell$ ./configure --host=ARM ...
0
votes
0answers
18 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 ...
0
votes
0answers
38 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 ...
1
vote
1answer
263 views

chroot segfault

I've been trying to create a LXC container (lxc create) but at the end I get these messages: W: Failure trying to run: chroot /var/cache/lxc/debian/wheezy_armhf.partial mount -t proc proc /proc W: ...
1
vote
1answer
635 views

Build Linux and run it (uImage) on the Beagle board - xM

I'm working on some project where I'm using the Beagle board - xM Rev C. Power supply is 5V/2A adapter. My task is porting Linux Angstrom on the board but I have some problems. I have choosen Linux ...
0
votes
1answer
16 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 ...
3
votes
1answer
800 views

Kernel booting stops right after “Uncompressing Linux…”

I'm trying to bring up an ARM-based board. I've got U-Boot working but can't seem to get the kernel to load. Most of the time it only goes as far as: Starting kernel ... Uncompressing Linux... A ...
3
votes
3answers
139 views

Headlessly Compiling and Uploading Arduino Programs on an armhf Platform

I'm currently running my Hardkernel ODROID U2 with the ODUINO One (Arduino Uno R3 & additions) in a headless setup and connect to the ODROID U2 via SSH over LAN. It is running Debian 7.1 armhf and ...
0
votes
1answer
47 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?
51
votes
3answers
27k views

What do the flags in /proc/cpuinfo mean?

How can I tell whether my processor has a particular feature? (64-bit instruction set, hardware-assisted virtualization, cryptographic accelerators, etc.) I know that the file /proc/cpuinfo contains ...
0
votes
0answers
171 views

How to compile video4linux for ARM?

I would like to use a webcam using a Linux over ARM board. Through reading, I have discovered video4linux so I would like to compile it for ARM. My unique notes are: git clone ...
0
votes
0answers
86 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 ...
1
vote
0answers
103 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 ...
0
votes
0answers
22 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.
2
votes
1answer
179 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 ...
0
votes
0answers
57 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
votes
1answer
53 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 \ ...
0
votes
0answers
27 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 ...
1
vote
2answers
171 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 ...
1
vote
0answers
55 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" ...
1
vote
0answers
26 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 ...
0
votes
1answer
49 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
votes
1answer
45 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 ...
2
votes
0answers
68 views

redirecting output of /dev/fb0 to /dev/fb2

I am using IMX6 Saberauto board on Linux OS. I have 2 displays primary is HDMI and secondary is LVDS. I want to run 2 applications. One QT on primary display, which I am able to do. Second ...
0
votes
1answer
57 views

Unable to connect to git.denx.de

I am trying to download U-boot for beaglebone black using Ubuntu 12.04, for this I am using this command git clone git://git.denx.de/u-boot.git Now, after typing this command in terminal, for about ...
1
vote
0answers
50 views

Chromium does not Render webpage (arm)

I am trying to run Chromium (the browser) on a Ubuntu install within Android (ARM) and am facing a weird issue: Webpages are not rendering at all. Links etc within the page are still clickable, ...
2
votes
1answer
113 views

ldd:FATAL: Unresolved symbol “getopt_long” called from Executable - using compiled binaries for QNX on arm. Why?

The Blackberry Playbook has formally reached EOL(april 2014), but I've installed BGShell, BGSSH-SCP-SFTP, and Term48 on it. So I have some ksh-like shell it seems with things like GNU awk 3.1.5, sed ...
1
vote
0answers
74 views

cross compile embedded arm

I have the android 4.2.2 code in directory /home/sghPhone2 which compiles normal with make menuconfig but I need to compile a 4.4 kernel and possibly patch it but when I download the source from ...
3
votes
0answers
232 views

My SMDK2416 (for s3c2416) kernel works on 64MRAM but crashed on 128M

I'm currently working on embedded arm linux with smdk2416(s3c2416) The kernel is working on the 64MRAM. Recently, I need to increase the RAM from 64M to 128MB with 64MB on bank0 and 64MB on bank1. ...
0
votes
0answers
30 views

CLI Video Driver for Ubuntu 10.04

I am running a Linaro Arm version of Ubuntu 10.04. I switched the runlevel to 1 which should be command line with no GUI but I am however being presented with a black screen with a blinking cursor on ...
3
votes
2answers
3k views

Installing a cross-toolchain to build ARM binaries on Debian

I tried to install a cross toolchain so I could build Linux kernel on amd64 (Debian testing "jessie") for my ARM system. I have this entry in sources.list: deb http://www.emdebian.org/debian sid main ...
2
votes
1answer
570 views

XFCE session fails to load when launched via LightDM

I have set up LightDM as the desktop manager on an ARM Ubuntu install (running with a chroot on an Android device) and this loads and works fine, however when I try to launch a Xfce session as a ...
0
votes
0answers
93 views

arm Glibc 2.19 'make check' error and ld error post install (non-standard dir), Should I report a bug, or have I done something wrong?

[I have a Galaxy SIII with the Snapdragon S4 and the Krait CPU.] Well I burnt out my laptop one way or the other, so I am stuck with this old computer and my phone which has 4x the memory and about ...
1
vote
0answers
299 views

Cross-compiling OpenSSH for Android

I'm working on compiling OpenSSH for Android based on this answer at Stack Overflow. Here's what I've done so far: Building on Ubuntu 14.04 amd64. apt-get install build-essential ...
0
votes
0answers
252 views

Static IP on BBB won't change with network/interfaces file

I'm using multiple BBB's (Rev C), communicating with them from my Mac (OSX 10.9.3) over USB using the HoRNDIS drivers. The BBB's are running Debian, and so I want to manually assign them all different ...
3
votes
2answers
838 views

is my linux ARM 32 or 64 bit?

under an intel I know I can look at the outcome of uname -m to know if my OS is 32 or 64 bit, but under ARM this gives: armv7l I deduced from file /usr/bin/ls that I'm on a 32-bit OS, but how ...
3
votes
1answer
962 views

Installing Linux on the TI-nspire

I am having trouble installing Linux on my TI-nspire cx cas graphing calculator. I downloaded the files and the Linux image. I have read several websites on the topic but it was not that much help, ...
1
vote
3answers
163 views

GCC: set architecture to pass to linker

GNU C compiler passes the wrong architecture name to the linker. For example gcc helloworld.i throws the error ld: unknown/unsupported architecture name: -arch arm. After some experimenting with LD, ...
10
votes
4answers
11k views

How can I chroot into a filesystem with a different architechture?

I'm trying to chroot into a Arch Linux ARM filesystem from x86_64. I've seen that it's possible to do using static qemu by copying the binary into the chroot system: $ cp /usr/bin/qemu-arm ...
2
votes
1answer
744 views

apt-show-versions - Maybe no deb entries [closed]

When installing Ajenti I get this error: Error: No information about packages! (Maybe no deb entries?) E: Problem executing scripts APT::Update::Post-Invoke-Success 'test -x ...
0
votes
0answers
54 views

Regenerating Initrd.img on a different platform

Background: I have a QNAP TS-219PII NAS which has been setup to run the Debian Wheezy (the ARM Marvell Kirkwood flavour) following the instructions from ...
3
votes
1answer
115 views

Why doesn't 'ar' work like the manpage says?

I'm trying to use 'ar' included in Debian Wheezy armel version of binutils and it doesn't seem to operate like on other systems I've encountered. Some sample output from the command-line: $ ar ...
0
votes
1answer
245 views

Is expect tool availabe for ARM platform

I need to get expect (tool for automating interactive applications) for the ARM platform. Is it a readily cross compiled to ARM and is it available? I tried googling but was unable to get the ...
1
vote
2answers
1k views

32-bit vs 64-bit vs ARM in regards to programs and OSes

So when I run Raspbian (basically a ARM Debian derivative with LXDE), I can install any normal package using aptitude. But if, for example, I wanted to download a .deb file, I would have to choose ...
1
vote
1answer
148 views

Install “ia32-libs” package on Windows to use in Linux

I have recently installed a GCC ARM Embedded toolchain for Linux (to run on a 64-bit machine). However, the pre-built version of Linaro GCC runs on 32 bit machines. The solution is simple: apt-get ...