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

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Gnome installation terminates with lots of errors

I am trying to install Gnome on my Linux box Linux version 4.2.0-kirkwood-tld-1 (root@tldDebian) (gcc version 4.9.2 (Debian 4.9.2-10)) armv5tel GNU/Linux However I get lots of errors... ...
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34 views

Getting Busybox Cron to work on Qemu ARM VM [on hold]

I created a .sh script, then tried crontab -e and entered * * * * * /etc/cronscript.sh, then tried to start it by typing crond. It looks like its trying to do something once per minute, but not my ...
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1answer
28 views

Cannot configure wlan0 with static ip?

Debian Wheezy on ARM: wlan0 works with DHCP but doesn't work with static IP. This is my /etc/network/interfaces auto lo wlan0 iface lo inet loopback iface wlan0 inet static wpa-ssid "mySSID" ...
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5 views

Restart SGTL5000

Is there an easy way, (besides modding the kernel driver anyway) to restart a codec? This is running on an arm I.mx6, and I have had some trouble with the codec resetting, and the kernel won't get ...
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14 views

ARM inforce IFC6540 not booting?

I created an image of the OS on the 64GB SD card by using dd. I did something like sudo dd if=./iforgot of=/media/usb/os/os.image I can't remember the exact stuff I wrote, but I do have the os.image ...
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0answers
10 views

How to debug a bash script in a qemu-arm chroot

I'm running a debian debootstrap script which creates an arm system. However, the script fails at some point and the error message does not really help. So I'll have to do some more debugging which is ...
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10 views

multithread access to platform device driver [migrated]

I am currently writing a platform device driver for embedded linux on ARM. What I've noticed is that a multithreaded application from user space can only access the driver one thread at a time, and ...
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22 views

Does ubuntu touch / tizen offer fullscale pc level command line programs and options?

Android doesn't include full scale PC like command line experience. None of the GNU/Linux command line packages directly run on Android. Few have been ported but vast majority are unsupported. ...
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1answer
51 views

Understanding the output of /proc/cpuinfo

I have a LeMaker HiKey development board. I purchased it for testing a couple of libraries on ARM64 cpu architecture. The board provides two Cortex-A53 processors, provides eight cores, and uses ...
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2answers
61 views

What does armel stand for?

The ABI armhf stand for ARM Hard-Float but what is el an abbreviation for in armel?
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2answers
85 views

Difference between size of binaries - x86_64 vs ARM

When doing a binary diff between compiled Linux kernels for x86_64, the difference from version to version is relatively large (much more than 25%, as far as I can recall). The differences in size ...
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1answer
25 views

How to give a custom name to a serial device on connection?

I am working on ROS under Ubuntu 14.04 on an Odroid XU3 (ARM dev board). I connect two USB devices to my dev board which are recognized as ttyACM0 and ttyACM1 according to the time when they are ...
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55 views

Cannot install packages using dnf in Fedora 22 on ARM platform

I have installed Fedora 22 (using rootfs) on an Android 5.0 device with ARMv7 processor using GNURoot app. This is working OK. All commands in the rootfs execute OK. However, I have a problem with ...
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0answers
23 views

Process scheduling and core allocation on big.LITTLE CPUs

Recent ARM chips, like the Qualcomm Snapdragon 810, seem to be using a hybrid architecture called "big.LITTLE" with cores of different architectures and speeds combined into one CPU. On a Linux (or ...
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36 views

Dial up HSF usb Conexant modem linux driver for ARM architecture

Hello I've being trying to install my usb HSF Conexant dial up modem to my Raspberry PI 2 B which is running Raspbian OS. I checked a company named Linuxant that makes these kind of drivers but ...
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131 views

Install Java 8 on ARM Nas (Debian Wheezy)

I need Java 8 on my NAS (Arm7, 32bits, Debian Wheezy) for fim software. uname -a Linux ReadyNAS 3.0.101.RN_ARM.3 #1 Mon Dec 15 23:39:16 PST 2014 armv7l GNU/Linux I tried the packages way : sh ...
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1answer
51 views

Porting Linux on LPC2148 board

Till now I was working with Raspberry pi, beaglebone etc. So, I am looking to do something new. So, I decide to port Linux on my LPC2148 board. But I am unable to find any tutorial regarding linux ...
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1answer
144 views

Cannot run test program while cross compiling - cross compiling Firebird

I've tried to compile firebird server for arm linux, with cross-compiler (it's choosen - it's working properly). When using: ./autogen.sh --host=arm-linux-gnu I get this error: checking for ...
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2answers
69 views

Cross-Compiling kernel can't find gcc

I am cross compiling the Raspbian kernel since it will take about 12 hours for the Pi to do (Raspberry Pi 1). I have the build tools for ARM and the kernel in two separate folders in ...
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0answers
19 views

kernel address and completly reserve memory block

I want to reserve initial 512M of total 1G RAM(768 MB is mapped as LOW MEM and 128 for vmalloc) The kernel data and text is residing in the initial section of RAM (starting at 0xc0008000). how it is ...
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253 views

Why can't the kernel run init?

I've downloaded the Raspbian image on this page. I'm trying to compile a kernel that can be used to boot the image within qemu. I downloaded the Linux kernel source from kernel.org and ran: make ...
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1answer
112 views

Cross compiling ARM static lib with GCC for Mac iOS xCode projects

I'm cross compiling ARM targeted toy example static lib for the usage in Mac iOS xCode projects. In the lib there are only 2 files atoy.c and atoy.h with simple function taking 2 int arguments and ...
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1answer
83 views

Why does typing “./” in sh produce “permission denied”?

Perfectly incidentally, I typed ./ into a sh shell today running ARM linux and it produced "permission denied" as an error, as opposed to "Is a directory" which is the usual error. ARM Linux in sh: ...
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15 views

my gsm modem echo my command on mini2440

I have mini2440 and GSM modem that they connected to each other with USB serial port (ttyUSB0). this is my code in c++ to send AT: #include <QCoreApplication> #include <stdio.h> /* ...
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20 views

Why is there no kernel for the armhf architecture available in the Debian repositories?

I tried searching packages.debian.org for "linux-image" in the stable distribution for the armhf architecture. See here for my exact query. There are no results. Is Linux not included in Debian for ...
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1answer
152 views

How to redirect linker share library default path /lib64/libc.so.6, /lib64/libc.so.6: version `GLIBC_2.14' not found

My linux machine is x86_64-redhat-linux. However I am using another arm tool chain aarch64-linux-gnu-gcc on this machine to build(I don't need to run what I build on this machine, just build, so it ...
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0answers
53 views

how to use grub-uboot

On an ARM-based device, I'd like to chain-load uboot->GRUB->Linux I see there is a Debian package that seems to be made for that, however I can't find no documentation whatsoever how to use it (ie. ...
2
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1answer
21 views

porting kernel config to different architecture

I have a good Kernel .config setup for x86 that I'm happy with. Now I have a few different ARM-based devices (some without video output) that all come with their default pre-configured settings. I'd ...
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26 views

build application with another toolchain rather than the original one

The original tool chain of my computer is x86_64-redhat-linux, but I need to build application that can be used in another different file system. (It means I release the application to other people ...
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96 views

Elementary OS on an ARM Hisense chromebook, How to wipe chrome and only have this system?

I am new to this. I have downloaded elementary os freya. this is the specific iso "elementaryos-stable-0.3.1-i386.20150903" I am running an ARM chromebook. I have tried to install arch linux, but only ...
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1answer
203 views

Accessing Memory Mapped I/O is slow

I have a Terasic-SoCKIT(fpga & arm cortex a9) and I have Linux running on the HPS. I'm trying to access the memory mapped I/O, wrote a simple character driver with functions "request_mem_region" ...
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149 views

Compiling OpenSSL 1.0.2d on Debian Lenny ARMv5 returns libcrypto.so errors

I'm compiling OpenSSL 1.0.2d on Debian Lenny ARMv5 embedded system: detrayz:~/openssl-1.0.2d# uname -a Linux detrayz 2.6.24.4 #1 Fri Sep 17 10:29:48 KST 2010 armv5tejl GNU/Linux I'm following the ...
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19 views

Building man-db on android L

After finding that the version of man in Busybox Stericson doesn't print man pages at all on my Nexus 4, I decided to build man-db for android myself. So far, I've done: cd man-db-2.6.7.1 export ...
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47 views

initramfs kernel panic!

I have seen this problem report a few times but the solution everyone posts is not seeming to work for me and I get the same issues Usage: switch_root [-c /dev/console] NEW_ROOT NEW_INIT [ARGS] ...
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1answer
173 views

Why does installing a libc6 for a different arch not work for armhf?

I am trying to get cross compilation working, on a 64 bit system that already has i386 enabled: $ dpkg --print-architecture amd64 $ dpkg --print-foreign-architectures i386 armhf Only jessie ...
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1answer
128 views

CLFS for ARMv7 neon

I am following CLFS book (GIT-20140613-arm version), and I have a issue when building GCC with armv7 and neon combination. Target info here. My host is a clean Debian 8 with gawk, build-essential, ...
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27 views

Pacman add-repo error, is not a package file

I'm using archlinuxarm, armv7h architecture I'm trying to use add-repo but it gives me the following error: $ repo-add test.db.tar.gz dep/python2-numpy-1.9.2-2-armv7h.pkg.tar.xz ==> ERROR: ...
8
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1answer
82 views

Tool to trace library calls in Linux/ARM

I am searching for a tool that allows to trace calls to functions in shared libraries in Linux/ARM. Basically, I want to be able to specify a command line and let this tool produce a record of called ...
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95 views

Raspberry Pi OpenVPN SSH problem

I followed this tutorial to configure OpenVPN and it and runs very well: http://blog.frd.mn/raspberry-pi-vpn-gateway/ Now I want to access my Raspberry Pi via SSH. OpenVPN is most of the time ...
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43 views

Move/Change boot file system

I have a webcam Sunluxy 720p and I need to adapt the configuration to my needs. The / file system is read-only. I have access to u-boot via UART/USB cable. I can also connect via telnet as root. ...
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412 views

802.11ac USB dongle support in Linux

(cross-post from Network Engineering community) Is it reasonable to expect to be able to get a 802.11ac dual-band USB wireless dongle to work correctly on Debian (wheezy) on an ARM platform (using ...
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0answers
67 views

Change device framebuffer to use overlay layer

I'm using atmel-hlcdc driver to control a LCD panel and an application uses the /dev/fb0 framebuffer created by the driver. The display works fine except that the panel's standard orientation is ...
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0answers
14 views

initramfs cannot find folder/directory [duplicate]

I have just compiled a kernel for my armv7 (armhf) but for some reason it is not letting me specify the uuid as you can see below this is the line for the mount (the uuid below is not the real one, ...
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2answers
37 views

compling kernels for armhf

I am trying to compile my own kernel but I am having some issues with understanding. I am using the latest kernel available from kernel.org. My issue is at current: I have zero clue on what options ...
0
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1answer
69 views

U-Boot and armhf installation

I am currently trying to install ANY linux distro onto an external HD. My goal is to boot using the external device, but my problem at the moment is that I am unable to achieve this. I try to boot ...
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0answers
32 views

Using two memory controllers with SPARSE_MEM on AT91SAM9G45

There are lot posts on this problem in google, but I have tried all the solutions but they are not working for me, so I'm posting here… I am working with AT91BootStarp 3.5.9 with linux kernel 3.6.9. ...
0
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1answer
203 views

member ../lib/lk/liblk.a(debugfs.o) in archive is not an object, error while cross compiling perf

i get the following error when i try to cross compile perf tool for arm ../lib/lk/liblk.a: member ../lib/lk/liblk.a(debugfs.o) in archive is not an object what i have done ? cd ...
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1answer
615 views

cannot execute binary file

I have a application that gives the error: nhsupsserver: cannot execute binary file I read some texts and the most speak about an architecture mismatch and executable file. The line that ...
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1answer
80 views

Device Tree Blob (binary)

We have got armv7 (freescale IMx6DL) board, for which we have ported arch Linux. after building iuf we see our .dts file it doesn't include all peripheral, buses etc. Can anybody tell us how to ...
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2answers
979 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 ...