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

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254 views

Getty not starting in qemu

I'm trying to get running an ARM based Debian inside qemu. As a rootfs I'm using structure from embeddedarm 2gb sdcard image with versatile 2.6.24 kernel downloaded from fedora qemu tutorial site. At ...
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287 views

Exynos 5 DVFS or turning off cores in Ubuntu - Scaling frequency for one of the cores only (dual core) (cpufreq)

I was wondering if there is possible to scale only one of the cpu cores in the A15 in Exynos 5 ? I have tried using e.g cpufreq-set -c 1 -f 500MHz, but both cores are set to the same frequency. When ...
3
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324 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. ...
3
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0answers
253 views

Implement Java/JavaFX on ARM

I am working on ARM Linux. I have found this link that says that JavaFX could work on ARM. I am confused about Embedded Java SE and JavaFx ARM. Do I need to setup a JVM for those or not? I have ...
3
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559 views

Toshiba Drive Sleeping - SDPARM

My toshiba 1tb external keeps going to sleep and I can't seem to locate anything that resembles a standby parameter. Does anyone know a way to get this drive to quit sleeping? Here is the output of ...
2
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0answers
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 ...
2
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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. ...
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138 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 ...
2
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352 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 ...
2
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132 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"; ...
2
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250 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 ...
2
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53 views

GNU toolchains against GCC SVN?

Is there anything like CodeSourcery which provides prebuilt binaries for arm toolchains built against gcc-svn. http://elinux.org/Toolchains#Prebuilt_toolchains Otherwise, a working instruction for ...
2
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133 views

Why does my Pandaboard boot partition need to be vfat, and the rootfs need to be ext3 or ext4?

While booting Android on a Pandaboard, I am partitioning the SD card into two partitions, boot and root. They contain different filesystems. Why does the boot partition need to be vfat, while the ...
2
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904 views

Qemu doesn't boot kernel after “Uncompressing Linux… done, booting the kernel. ”

I've compiled qemu for s5pc110 (it's from http://gitorious.org/samsung-linux-platform/qemu, somebody had added support for s5pc110), version 0.12. But when I load the kernel: qemu-system-arm -M ...
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24 views

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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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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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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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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250 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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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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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: ...
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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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411 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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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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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. ...
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190 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 ...
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38 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 ...
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0answers
17 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 ...
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83 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 ...
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134 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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421 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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36 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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134 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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494 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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208 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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59 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 ...
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0answers
137 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, ...
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141 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 ...
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0answers
465 views

Making an Android container with Ubuntu 12.04 on the Samsung ARM Chromebook : initrd file not found

I'm trying to run Android as guest OS with LXC containers on Ubuntu 12.04 LTS on the ARM Chromebook, reading this tutorial. At some point of the tutorial, it says: Then get the initrd for your ...
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1k views

cross compile driver

I have a cross compile environment setup to compile for an ARM 9 processor, this works fine, now I want to compile an external third party driver within this environment. I downloaded the driver, and ...
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0answers
201 views

Containers running on ARM

I've been doing some research and decided to implement OpenVZ since it allows each container to be isolated from other containers, unlike LXC. However, OpenVZ is still not supported for ARM ...
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0answers
281 views

USB Mouse and Keyboard not working in Linux 4 Tegra

I'm new to Tegra Linux development. I have a Tamontem NG Evaluation board with the Tegra 3 Chip. I installed L4T sample file system from NVIDIA Tegra resources ...
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118 views

multithread handling in AM1808 using embedded Linux

I am using AM1808 ARM9 based board using GCC compiler (UBUNTU 10.04) . I am using Sqlite3 database management. I have some requirement regarding handling threads in background having access on ...
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449 views

Is there any ARM platform for which high resolution timers are available in mainline (unpatched) kernels?

I currently have some projects using a TS-7400 board, which has a Cirrus Logic EP9302 ARM9 processor. Some of my applications require a 1ms periodic timer, so after lots of struggling I found these ...
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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 ...
0
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0answers
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 ...
0
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0answers
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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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 ...