Questions tagged [arm]

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

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Issues with ARM u-boot booting USB's

hoping someone could help with my issue! Im quite new to working with ARM devices and how they operate, but im quite profficient with linux. I have a hotspot which uses an RK3566 arm cpu, that can ...
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How to run Amazon Linux 2 on Apple Silicon

Amazon Linux 2 -- historically a cloud offering -- is also offered as an on-premise solution for various setups. The two most popular on-premise solutions are: Virtual Machine (e.g. KVM, Oracle ...
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Install grub on disk image with non-native platform

I'm running Ubuntu Server ARM (20.02) and I need to install GRUB on a disk image. However, the disk image is for an OS using x86_64. The disk image is attached to /dev/loop6. The Fat32 partition on ...
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Can't Chroot into archlinux

I have Installed the generic aarch64 rootfs to an sdcard , and have placed It inside my phone and am trying to chroot into it - via a superuser adb shell , by running busybox chroot /data/local/mnt /...
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Command not found when In chroot

Im currently Porting Arch Linux to My phone and I am trying to set up the rootfs properly - have it installed to an external scdard and am using busybox to chroot into it with busybox chroot /data/ ...
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Why does qemu-system-arm hang if dtb and machine are swapped?

I am trying to use qemu-system-arm to emulate an embedded system. I am using Ubuntu 20.04 and installed the backport of QEMU emulator version 5.0.0 (Debian 1:5.0-5ubuntu6~ppa0). I thought I would ...
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Touch screen ABS_X and ABS_Y wrong behavior

I have a 7" touch screen that I'm connecting to Linux. The touchscreen is recognized, but the behavior is wrong. I used the evtest utility to look at the events coming out of /dev/input/* and I ...
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libtool (arm): error: only absolute run-paths are allowed

I am cross-compiling SSSD for ARM architecture.  When I run make, I obtain the following error: arm-xilinx-linux-gnueabi-libtool: error: only absolute run-paths are allowed I configure it as ...
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Sometimes can't reboot on arm-device

I have a little device on ARM with armbian on it. It automatically loads after turning power on or after shutdown. But sometimes it doesn't until I turn off-on power. I added a script to crontab. The ...
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Trouble finding on-board serial port via UART: "-bash: echo: write error: Input/output error"

I have an old tv box that I wiped recently with Linux. I would like to connect a device to its onboard UART pins, to which I've soldered wires that connect to a UART adapter on my PC. I opened up a ...
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Cross-compile libgpiod library and use it in my program

I am trying to cross-compile a program with the "gpiod" library. My host pc has Ubuntu 18.04 and the target platform I am cross-compiling for is a Board with IMX8X SOM. I found source code ...
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How to disable hot-pluggable CPU on ARM?

I have an ARM64 Cortex-A72 board running Linux 5.4.47. I want to check if the CPU hot-plugging is working correctly (it's needed for one project I want to use). Kernel has CONFIG_HOTPLUG_CPU enabled, ...
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NanoPi mali GPU doesn't want to increase frequency

I'm trying to increase frequency of mali GPU on my NanoPi M4. I use friendlyarm-desktop distro. The /sys/class/misc/mali0/device/devfreq/ff9a0000.gpu/governor is already in "performance" ...
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How can I install multi-architecture packages on RHEL 8

On an x86_64 Ubuntu 20.04 system, after some minor modifications under /etc/apt and running dpkg --add-architecture s390x, I can install the foo-dev:s390x package and the gcc-8-s390x-linux-gnu package ...
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Manually creating a bootable sdcard after building linux kernel

This is a follow up for the previous question here I managed to get the kernel to build but I am not sure yet if I have done everything correctly I now have a zImage file, modules folder and u-boot....
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How do I find out which toolchain to use to compile a linux kernel for an ARM processor?

I am trying to build the linux kernel for an Orange pi 2g-IoT board I am following the instructions in their official manual I have followed all the instructions in page 61 section 5, under Compile ...
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Can I install Linux on these AmLogic single-board computer?

A company called MECOOL offers several "TV box" devices, based on AmLogic single-board computers (SBC's). Examples: KM2 KM6, KM6 Deluxe. They sport quad-core ARM Cortex CPUs (A55, A35), have ...
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.NET 5 issue on "old" arm64 / how to publish for arm64/gcc4.x

Background I'm having more success than expected running binaries from a (relatively simple) C# program on "antiquated" arm and arm64 systems built on linux-x64 and published with RIDs linux-...
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OOM killer invoked but plenty of RAM

I've got an ARM-based Linux kernel v5.4.3 256 MBytes of RAM system with no swap space enabled, and I occasionally see processes get killed by the OOM-killer even though there is plenty of RAM ...
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The network interfaces don't work in static configuration in Debian Squeeze/Jessie on ARM platform

I have trouble with a static configuration of the network interfaces in the Debian system on the armel platform. With DHCP all goes fine. auto eth1 iface eth1 inet dhcp The system gets an IP address, ...
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Embedded device (NTC Chip) fails to reboot properly after watchdog triggers reboot

I've been trying to get an embedded Linux computer called the NTC Chip to reboot properly after the watchdog triggers a reboot. If the NTC Chip is disconnected from power and then reconnected it will ...
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how to build arm fdpic toolchain?

I've successfully compiled and ran Linux kernel on stm32H7 board (arm cortex-m7) now I want to write applications on it but unfortunately because it won't have a virtual memory (MMU), it can't run ...
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Kernel LOADADDR for QEMU ‘virt’ generic virtual platform? Not enough space for DTB after kernel/initrd

I am trying to emulate an Arm Cortex A8 processor / Texas Instruments Sitara AM335x processor using QEMU to run the firmware of an embedded device. My first attempt was to cross-compile kernel and ...
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Mac M1 QEMU Webcam Passthrough

I'm trying to get an Arch Linux ARM VM working on my M1 Mac with QEMU (I used a special fork with support for vmnet, GPU and hvf). I got everything up and running, but I couldn't get my camera working ...
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Error while loading shared libraries (libandroid.so): internal error

I'm trying to run a sample sensor NDK application in an embedded target with Qualcomm Snapdragon QCS610 running a Linux BSP supplied from the dev board manufacturer. The sensor application depends on ...
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systemd: "apport-autoreport.path: Failed with result 'unit-start-limit-hit'" -> apport-autoreport.service fails to start

The top Google result for this error is this one, but it's from 1 year ago and doesn't work for me. I suspect this may end up as a bug report, but my systemd knowledge is minimal, so I'm asking here ...
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can XIP kernel execute both normal exe and XIP exe?

I'm using linux kernel + busybox rootfs on an mmu-less device (stm32f429 custom board). I want to compile my kernel to execute in place (XIP). after booting it how can I specify which executable ...
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emacs ./configure encounters missing function 'tputs' when cross-compiling for arm-linux-gnueabihf

I'm trying to cross compile Emacs for an armv7l system on my main rig through an Arch virtual-box, and so far I've had no issues until the ./configure stage. I've properly set up the build, host, and ...
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How would I go about compiling GNUzilla/Icecat from source in support for my specific ARM CPU?

I recently picked up the Pine H64 which has the Allwinner “H6” Quad-Core ARM Cortex A53 64-Bit Processor. How would I go about compiling Icecat in support for this on Manjaro ARM?
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Can busybox unzip tool overwrite symlinks?

I'm using the Busybox 1.32.0 package tools in an embedded device. When I'm in Ubuntu based x64 platforms, the unzip tool packaged there can extract over a destination directory without prompting any ...
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Why does Linux take a while to recognize SD card on boot?

My setup is simple and it works, but the boot process takes much longer than desired. uboot can access the sd card without delay when loading the kernel, device tree, ramdisk, and boot script, but in ...
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load driver with insmode get :disagrees about version of symbol module_layout

I compiled simple drive for Linux kernel for ARM system: $ uname -a Linux CR5 4.4.171-cr5 #2 Tue Mar 10 11:49:00 CET 2020 armv7l GNU/Linux To compile i used the config file from the up ruining ...
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Raspbian kernel cross compilation with linaro toolchain failing

I want to cross-compile a Raspbian kernel that I downloaded from www.github.com/raspberrypi/linux on my host machine (Linux Mint Cinnamon 64bit). I was executing the following steps: Create folders ...
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Unexpected enum value 0 for virDomainDeviceAddressType emulating raspi3 on jetson nano with virt-install

it's more of a challenge,to be able to emulate the raspberry pi 3 on my Jetson nano (aarch64) using virt-install. I'm learning how to do that by reading heavily here : https://github.com/dhruvvyas90/...
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Is it possible to run Java on arm?

I have a couple of spare Raspberry Pi 4's from a project last year. I was recently thinking that it would be really cool to run a Minecraft server on them, afterall they now have 4gb ram and a quad ...
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How to recover Linux install on a device with no keyboard, screen or remote login?

I had Debian Jessie on a QNAP TS-210 device, which is an arm processes (kirkland architecture). It was running fine for many years, but I needed to use something which required up to date libraries, ...
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iptables appears to be impacting data flowing from one subnet to another on Asuswrt-Merlin

First and foremost: this post is referring to a Linux distribution called Asuswrt-Merlin running Linux kernel 2.6.36.4brcmarm. I am attempting to share data between two VLANs on this device. Every ...
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Can I turn my existing Ubuntu installation to Ubuntu Core (ARM)

I'm using an Orange Pi Zero ARM board that uses the Allwinner H2+ SoC. I tried installing Alpine Linux because a want a really lightweight distro for my project. Sadly it didn't work. Hence, I had to ...
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How to find out if the whole Kernel was loaded into the RAM

I have a custom board with a NOR-flash, DDR3, eMMC and CPU. Uboot is working fine and I can download/upload the linux kernel to the eMMC. When I run the application the Kernel gets booted only past ...
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Arch ARM Pacman not able to connect to servers after "-Syyu"

I've been searching around in Arch Linux forums and on the specific ones of my device's architecture, without any luck. Unfortunately, ARM specific Arch Forum is dead...and the main Arch forum wont ...
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xhci_pci not working with Fedora 33 on RaspberryPi4

I'm trying to run Fedora 33 on a RaspberryPi 4b (4GB). I'm using fedora-arm-image-installer to prepare the SD Card: fedora-arm-image-installer --image=Fedora-Minimal-armhfp-33-1.2-sda.raw.xz --target=...
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Is there any Rossetta 2 (SBT Static Binary Translation) alternative on Linux?

On an Apple Silicon chip such as M1 (ARMv8), x86 instructions can be translated statistically by Rossetta 2 when the program runs for the first time. It's fast. Because Rossetta 2 does the SBT (Static ...
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Arch Linux Arm: "error while loading shared libraries: libblas.so.3: cannot open shared object file" in Octave and R

In Arch Linux Arm and Manjaro Arm, Octave and R fail to launch with OpenBLAS 0.3.13-2. When run, it shows the error error while loading shared libraries: libblas.so.3: cannot open shared object file ...
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How should I fix a failed kexec that produces "CPUs are stuck in the kernel" in dmesg?

I have built both a kernel from the Raspberry Pi sources and kexec-tools for arm64, and booted my kernel on a Raspberry Pi 4. When I attempt to run kexec, it produces no output, exits with a nonzero ...
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Tiling Window manager performance issues i3wm. Is this wm specific or the environment?

I'm doing some development on a Raspberry Pi 4 with 4gb of ram. After about a week of using the default WM, lxde/openbox, I decided a really needed a tiling capability. So much better for ...
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Convert jpg to bmp in an ARM Cortex M4 MCU

I'm currently working in a project that involves the use of an ARM cortex M4 MCU, specifically STM32F429, which has an embedded LCD controller which uses the bmp image format to show the images in the ...
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Permissions problems configuring a NFS server and client between Ubuntu 18.04 x64 and Ubuntu 18.04 Arm64

Because I have a little space on the sd card of my jetson nano,I have installed the nfs server on Ubuntu 18.04 x64 bit and the nfs common client on ubuntu 18.04 for arm64 on the jetson nano. I have ...
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build tor-browser on Linux aarch64 (Raspberry Pi 4)

I am trying to build torbrowser on a Linux (kali) machine running on Raspberry Pi4 (ARMv8=aarch64) but cannot figure out how. I cannot use normal tor (the one installed with sudo apt install tor or ...
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chroot error : "I: arm64 cannot be executed, falling back to qemu-user"

I set up a arm64 chroot named via this command: sudo mmdebstrap --architectures=arm64 buster myArm64Machine entered said chroot with command below: sudo chroot gnome-core-arm64 myArm64Machine one of ...
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U-Boot, Boot and DTB

Im slightly confused how things are working UBoot Boot and DTS. I have SBC Mecool VS RK3399 and producer does not support it at all I wanted still make use of it. Fortunately I have found that ...
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