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

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77
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3answers
43k 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 ...
4
votes
2answers
9k 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 ...
1
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2answers
83 views

Installing linux on a tablet

I would like to install linux on my tablet. It has Cortex A9 processor (RockChip RK2928), 512MB RAM and 4GB internal memory. My question is: is there any linux distro that would work on it? I tried to ...
3
votes
0answers
772 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 ...
2
votes
2answers
74 views

Running X86 binaries on armv7

I am trying to run a SNBC USB printer on Raspberry Pi2. For that I need to copy the filter binary of the SNBC USB printer to /usr/lib/cups/filter. But the filter binary is compiled using a x86 ...
0
votes
1answer
46 views

Platform Device Drivers

I was just going through the code of kernel. I have a raspberry Pi board. I want to interface the touch screen with my board. I want to develop the Platform driver for that. As per the documentation ...
1
vote
1answer
27 views

A question about OpenOCD

I believe what I am asking is extremely specific, but keeping hope that I might get some direction I have used a clone ST- Link v2 programmer to download code into a NRF51822 Cortex M0 SOC from ...
1
vote
0answers
29 views

Debian: How to resolve relocation error?

I am running Debian 7.1. I tried to apt-get install -f, and messed up. All command line returns ln: relocation error: /lib/arm-linux-gnueabihf/libc.so.6: symbol _dl_find_dso_for_object, version ...
1
vote
1answer
44 views

Cross compiling a software module

I'm trying to compile dropbear with the GNU ARM tool chain. I've went through this guide and managed to successfully build all the required tools. They are located in a directory: ...
0
votes
1answer
724 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 ...
1
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1answer
1k 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
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0answers
31 views

QEMU Aarch64 and networking connections

I just set up an ARM64 image using QEMU and I'm trying to access the internet from within the binary. The host OS(Ubuntu) receives internet from the eth0 interface. I have the tap0 interface set up. ...
0
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1answer
16 views

“ifconfig -a” does not show any interfaces

I just set up a QEMU image with Ubuntu on ARM64 as per the instructions described here. However, ifconfig -a does not seem to show me an eth0 or eth1 interface as I'd expect. Why is that? ...
0
votes
1answer
61 views

Why can't I properly locate Debian 8.1 on my BeagleBone Black?

I was using the BBB (BeagleBone Black) for a while now but with Arch Linux. Now that Debian also supports systemd I decided to give it a try. So I followed this guide and used the eMMC flasher image ...
0
votes
1answer
16 views

Unable to scan networks with Ralink 5370 on FreeBSD 11

I got a Raspberry Pi 2 Model B, and I installed on it FreeBSD 11-CURRENT using images provided at ftp://ftp.freebsd.org/pub/FreeBSD/snapshots/arm/armv6/ISO-IMAGES/11.0/ Now I have an USB Wifi dongle ...
0
votes
1answer
795 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 ...
1
vote
1answer
22 views

Qemu and AARCH64

I'm trying to setup an ARM64 machine using QEMU. I ended up fetching the kernel and img file from here and here. I reached the above links from here. When I try to run the OS as :- qemu-aarch64 -m ...
1
vote
1answer
1k 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 ...
3
votes
1answer
46 views

How do I forbid access to physical memory in Linux?

I'm on an embedded system (Zynq from Xilinx. It uses ARMv7, Cortex-A9), and running Linux. I need to ensure that no access to a certain physical memory range is ever made, either accidentally by the ...
0
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0answers
57 views

How do I properly add Chromium to my Yocto linux distribution

Built Yocto (Poky fido branch) linux distro for Raspberry Pi 2 following this excellent tutorial Part 1. Now trying to run Chromium. Added meta-browser to my bblayers.conf Added chromium recipes ...
0
votes
1answer
60 views

Why ARM devices are not shipped with latest Linux kernel?

Wondering why ARM based devices like Raspberry Pi, Android phones, Routers etc. are not shipped with latest Linux kernel ? Is it simply due to lack of proprietary device driver support ? Like lack of ...
1
vote
1answer
718 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 ...
0
votes
0answers
73 views

Minidlna on Debian Jessie crashes with no output

I run minidlna for a good year on Debian wheezy armhf, kernel 3.6.9 for a year without problems. Now I upgraded my Server to Debian jessie, kernel 4.0.3. Minidlna comes in version 1.1.2. Whenever I ...
2
votes
1answer
46 views

kexec crashing when booting a kernel without initramfs (ARM)

First, a few details about the setup: Linux-3.14.1 ARM am335x chip U-Boot bootloader What I am trying to achieve: U-Boot loads a kernel that contains an initramfs (call this kernel 1). U-Boot ...
0
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0answers
37 views

Qemu Linux(kernel with debugging symbols) and ARM

I'm looking for a Linux ARM kernel, disk image and initrd that is compiled with debugging symbols. I'm looking to debug the kernel using the qemu and gdb. Could you point me to an arm linux image that ...
5
votes
1answer
2k 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 ...
1
vote
2answers
48 views

Using another's device resources for software execution

I have an old weak laptop (core duo at 1.7Ghz) and a quad core phone(arm cortex a7). Both are running linux. Could I use phone's resources from laptop to execute(process) stuff for laptop? Is there ...
1
vote
1answer
35 views

How to clone RFS on NAND on ARM Chip?

I have a Cm-FX6 ARM chip on which there is 8GB onboard NAND which I use as the root filesystem, running Debian 6. How do I clone the root filesystem image? Is it possible to use Clonezilla to do so? ...
1
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0answers
22 views

ARM Debian: how to transfer system from MicroSD to internal flash?

I'm a Windows user, and a true newbie in the linux world, so I hope my question is'nt too dumb. I have Debian running on a BeagleBoneBlack, booting from the MicroSD. After a lot of apt-gets, installs ...
0
votes
1answer
87 views

Raspberry Pi mount Samba Network Share

I tried for at least 3 hours to mount my Network Share to my Pi... I searched on many posts and tried so many things. But nothing worked... I want to mount my Share over the /etc/fstab file so I ...
2
votes
2answers
32 views

How do I make a linux image which is of my current system?

I want a really minimalistic version of Linux to run on my raspberry pi. I need nothing on it apart form the tools to make it work. I can then install the things I need such as python, nano, ssh etc. ...
3
votes
1answer
281 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 ...
1
vote
0answers
13 views

How to completely disable video acceleration?

The issue is with a custom linux rk3066(ARM) build. When I try to play a video file, X-server crashes with segmentation fault and I get: main vout display error: failed to resize display. I am sure ...
1
vote
0answers
39 views

Debian ARM on chroot Mumble server error

I use Debian running in a chroot next Android. $ uname -a Linux localhost 3.0.64-CM-g7e7a10d #5 SMP PREEMPT Wed Apr 8 17:34:47 BRT 2015 armv7l GNU/Linux I installed mumble server apt-get install ...
2
votes
1answer
48 views

Embedded Linux USB Audio Issue

I have a Corewind WiFiG25 board based on the AT91SAMG25 400 MHz following Arm processor running Linux 3.6.9 built using Buildroot. I am attempting to play mp3 files using mpg123 connected to an ALSA ...
1
vote
1answer
58 views

Cross-compile any aptitude package?

I have an ARM Chromebook. There is a project called Crouton that is able to install Ubuntu to the internal harddrive pretty easily (I've done it). But most packages in the repositories are of course ...
7
votes
2answers
9k 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 ...
0
votes
0answers
49 views

Debian ARM on SG2 no audio

I started using Debian Linux Deploy on my Android. Communicates via VNC. I have a problem when running audio file with mplayer. Got the following error: roott@localhost:/home# mplayer ...
0
votes
1answer
93 views

uvcvideo: uvc_dequeue_buffer is timeout!! on Debian armhf IceWeasel

My Setup Radxa Rock PRO ARM Single board computer Debian Wheezy server prebuilt image for Radxa Rock PRO download image + Xfce desktop From terminal root@radxa:~# uname -a Linux radxa 3.0.36+ #14 ...
0
votes
1answer
615 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 ...
1
vote
0answers
91 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 ...
1
vote
1answer
4k 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 ...
3
votes
1answer
3k 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 ...
0
votes
0answers
72 views

Second boot of Linux - Kernel Panic

I am currently working on a Linux distribution created with buildroot for an ARM device. The file system is JFFS2. I am booting with Das U-Boot. I am able to successfully boot exactly once. My ...
2
votes
0answers
106 views

Installing Brother DCP-195C on cups

I try to install my printer (Brother DCP-195C) on my Raspberry Pi. Due to the ARM architecture, I can't use the binary provided by Brother. Therefore I use the source files. I have installed ...
0
votes
0answers
28 views

OpenCV on SAMA5D3 with Linux

I have successfully installed fully working linux with busybox on this board. Followed most of the instructions from here. Now I want to install OpenCV on this board. What is the procedure ? I saw ...
1
vote
1answer
378 views

How to install an Intel binary file on ARM?

I am trying to install a binary file, and I get the output as "Cannot install binary". When I did file .bin, the output is: c64plus-imglib_2_02_00_00_Linux-x86_Setup.bin: ELF 32-bit LSB executable, ...
0
votes
0answers
78 views

Installing Arch on HP Chromebook 11 (praying I didn't brick it)

I'm attempting to get into Arch Linux ARM by installing it onto an HP Chromebook 11. I was following this post but fell off the path when it came time to restart and boot from the USB. When I start ...
0
votes
0answers
167 views

Cross compile GLIBC : error: Need linker with .init_array/.fini_array support

Whenever I call glibc configure with --prefix=/usr --with-headers=/var/tmp/ubuild.wandboard-armhf.build_dir/armv7a-hardfloat-linux-gnueabi/sysroot/usr/include --host=armv7a-hardfloat-linux-gnueabi ...
1
vote
1answer
607 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: ...