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

learn more… | top users | synonyms

2
votes
1answer
27 views

Turning off console output?

I have a Debian on beaglebone without an X server and I need to get rid of any console output to the framebuffer device. I was trying few things I found, like console=null or kernel argument vga=0, ...
1
vote
0answers
28 views

Building kernel for BeagleBone Black lead me hdmi problems

I have successfully followed CLFS book to build RPi and BBB embedded systems. In RPi case the bootloader did not give me problems with device tree. Some years ago I would have to patch Torvalds' ...
1
vote
0answers
20 views

Native Linux installation on Allwinner tablet

I would like to know if it is possible to do a clean install (I mean a native install, just like on a computer) of a Linux distro on an Allwinner a33-based tablet (or more generally speaking on an ...
0
votes
0answers
26 views

Syntax error: word unexpected (expecting “)”) [migrated]

Problem in short- In linux whenever we get the following error "Syntax error: word unexpected (expecting ")")", what does it generally mean? Problem in details- I have been trying to cross-compile ...
1
vote
1answer
27 views

How to force low ssh-encryption

I regulary backup my computer to my BananaPi with a Hard Disk connected. The Problem is, that the transfer speed over ssh is pretty low because the Pi can't handle AES 256 encryption quick enough. ...
2
votes
0answers
27 views

How to compile custom kernel for Raspberry Pi

I'm trying to run the Ubuntu 14 Raspberry Pi ARM image in QEMU, and for that I need the kernel that matches the version used in the image. If I mount the image and run file vmlinuz I see: vmlinuz: ...
0
votes
1answer
39 views

How to run a Raspiban in QEMU

How do you run a standard Raspbian image in QEMU? I'm following the instructions in this wiki, but the first step is failing. I downloaded the kernal kernel-qemu-4.1.13-jessie and the Raspbian ...
2
votes
1answer
19 views

resize2fs: Not enough reserved gdt blocks for resizing

I'm trying to resize rootfs partion from 250Gb to 1000Gb. # sudo resize2fs /dev/sda1 resize2fs 1.42.9 (4-Feb-2014) Filesystem at /dev/sda1 is mounted on /; on-line resizing required old_desc_blocks = ...
0
votes
1answer
35 views

installing sysdig in ARM / Armbian Jessie - module compiled in wrong kernel version

I have already made a couple of tries in the last few days trying to install and run sysdig in Armbian 5.0/Debian Jessie 8.0, in my Lamobo R1. After installing it with: apt-get install -t ...
0
votes
0answers
45 views

Cross compilation of gcc on ARM

I am getting the following error during cross compilation of gcc on ARM: TLS -o _udivsi3.o -MT _udivsi3.o -MD -MP -MF _udivsi3.dep -DL_udivsi3 -xassembler-with-cpp \ -c ...
1
vote
0answers
34 views

qemu-system-arm problems adding second NIC/bridge

I am running Qemu under a host with two bridge interfaces and would simply like to bridge them to guest NICs. All of this works fine when bridging one NIC either by creating a bridge manually or using ...
1
vote
0answers
84 views

Installing Mali Drivers? (ArchLinuxARM)

I've recently gotten hold of an ARM-based Chromebook C100P. After successfully installing ArchLinuxARM, I've struggled to enable the Mali-T764 GPU. The recommended drivers for the device, ...
0
votes
0answers
15 views

Valgrind to execute binary of MIPS 32bit , bigendian, on linux ARM32

I'm running valgrind on Linux, 32bit ARM processor, Little Endian, I want to run binary for 32bit MIPS, Big endian ? In what platform I must compile Valgrind
1
vote
1answer
37 views

Cannot compile a linux kernel for an ARM board [closed]

I am trying to compile a linux kernel (2.6.32.70) for an ARM board (versatilepb), it is my first steps in embedded linux. At the end of the compilation, two compressed kernel images are generated ...
0
votes
0answers
20 views

install arm gcc on Wheezy [duplicate]

I'm trying to build an application for Debian 8 on ARM arch on a virtualmachine running Debian 7 using cross-compiler. But when I try to run sudo apt-get install gcc-arm-linux-gnueabihf I get an ...
1
vote
0answers
35 views

Wireless USB card not detected on Kali (armel) running on Android

I have a "TL-WN22N" that i want to use it with my Xiaomi Mi4i running Kali-rolling that was installed using "LinuxDeploy", What i want to do is to connect my wireless card to it, But obviously nothing ...
0
votes
0answers
36 views

How to run Janus WebRTC Gateway on Beaglebone Black?

I installed successfully Janus WebRTC Gateway ( https://github.com/meetecho/janus-gateway) in /usr/local/lib and I re-configure to start Janus. But when I do sudo janus, I get this error: /* ...
0
votes
0answers
34 views

Building Mali kernel modules on mainline Linux

Suppose we have an ARM board running a mainline Linux kernel. The system works otherwise, but has no GPU acceleration available. Is there something that would prevent me from building and modprobing ...
0
votes
1answer
58 views

Single SD card install for Debian Jessie on Armv7 architecture?

I'm pretty new to this whole deal. I have an Odroid C1. I recently created a home-server from an old i386 machine I had lying around. I'm starting to get into CLI OS and working with machines as ...
5
votes
1answer
95 views

Is it possible to get the information for a device tree using /sys of a running kernel?

Commonly for arm systems, device trees supply hardware information to the kernel (Linux). These device trees exist as dts (device tree source) files that are compiled and loaded to the kernel. Problem ...
0
votes
1answer
59 views

Unable to boot a kvm guest via qemu/kvm-tools

I am using ARM Foundation Model to emulate a arm-v8 environment(I need both TrustZone and KVM), and I run a kvm-enabled linux on it as the Host OS, the kernel version is 3.14.0(I clone it following ...
1
vote
1answer
70 views

Linux Mint + FriendlyARM 2440: Cannot install and execute cross-compiler and toolschain (arm-linux-gcc-4.4.3.tar.gz)

I am new to learning Linux. I have installed Linux Mint 17 on my 32-bit laptop and bought a FriendlyARM Mini2440 development board to do some basic programming and learn concepts of Linux. However, I ...
1
vote
1answer
50 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" ...
0
votes
0answers
13 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 ...
0
votes
0answers
41 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 ...
0
votes
0answers
23 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 ...
1
vote
0answers
25 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. ...
3
votes
1answer
158 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 ...
1
vote
2answers
75 views

What does armel stand for?

The ABI armhf stand for ARM Hard-Float but what is el an abbreviation for in armel?
4
votes
2answers
144 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 ...
0
votes
1answer
43 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 ...
2
votes
0answers
167 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 ...
1
vote
0answers
47 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 ...
0
votes
0answers
81 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 ...
1
vote
0answers
159 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 ...
0
votes
1answer
103 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 ...
0
votes
1answer
486 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 ...
1
vote
2answers
124 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 ...
0
votes
0answers
36 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 ...
1
vote
0answers
578 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 ...
2
votes
1answer
201 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 ...
0
votes
1answer
110 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: ...
1
vote
0answers
22 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> /* ...
2
votes
0answers
22 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 ...
1
vote
1answer
385 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 ...
2
votes
0answers
93 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
votes
1answer
27 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 ...
0
votes
0answers
29 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 ...
0
votes
0answers
129 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 ...
3
votes
1answer
356 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" ...