Questions tagged [arm]

Questions related to the CPU and instruction set of the Raspberry Pi. See also: cross-compiling

25 questions with no upvoted or accepted answers
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Debugging a RPi using SWD

Has anybody been able to figure out how to debug a Raspberry Pi 3 model B using SWD? To be clear, I'm looking to debug the Pi itself using SWD. We've tried setting up the GPIO pins to use JTAG-SWD, ...
4
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0answers
1k views

Cannot find -lgcc -lc

I'm trying to compile the FreeRTOS port to Raspberry Pi, but when I compile, I get the error: arm-none-eabi-ld: cannot find -lgcc arm-none-eabi-ld: cannot find -lc make: *** [kernel.elf] Error 1 I'm ...
3
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0answers
760 views

Raspbian-compatible JavaScript IDE

Does anyone know of any JavaScript IDEs (or IDEs that support JS) that can be compiled or installed on Raspberry Pi? I've found a few good IDEs that are compilable/installable on the pi, but most of ...
2
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0answers
114 views

How to get 2 threads working properly on a Raspberry Pi?

I've an electric car that I need it to travel specific distance. In order to do that I've an 2 phase rotary encoder attached to one of the rear wheels. I am currently driving all things using a ...
2
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0answers
853 views

Raspberry PI 3 ARMEL support

I am working with a vendor that provides drivers that aren't compatible with PI3's ARMHF architecture. Unfortunately this vendor doesn't plan on releasing compatible drivers anytime soon. Excuse my ...
2
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0answers
2k views

Assembly - set gpio as input

I have 2 leds and one button. both green and yellow led off when booting from card. When the button is pressed, i want to turn green led off and yellow led on. However, I have to write assembly. I ...
1
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0answers
40 views

Compile Qt application on Raspberry Pi and Run that application on other ARM device. Will it work?

I am compiling One Qt application on Raspberry Pi and Run it on different ARM device like Microchip or TI board without compile again. will it work??? if both the side Qt version is same.
1
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0answers
99 views

Setting up paging in raspberry pi 3 model B in 32 bit mode

I am trying to setup paging in rpi 3b in 32 bit mode. First of all I am aiming for identity mapping all kernel code, so I started with short descriptor format using 1 MB sections. Identity mapping ...
1
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0answers
123 views

Running cockroachdb on a Raspberry pi 2 model b (32-bit) as a docker container

I'm trying to run cockcroachdb on a Raspberry Pi within a docker container, but they only provide 64-bit versions of cockroach as they explained it here . But I do see references of running cockroach ...
1
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0answers
217 views

How to generate JRE fontconfig files on Arch ARM?

I'm trying to make a small Java application with UI and run it on Arch Linux ARM, but every time I try rendering a text, it crashes with the following error: Exception in thread "AWT-EventQueue-0" ...
1
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0answers
111 views

RTC and high speed access to real time

Does any solution exist for RTC with following consideration? Does not have to be battery backed. The time can be set using a network clock at the OS (Linux) startup. The time needs to be accessible ...
1
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0answers
715 views

High Resolution cycle counter for Raspberry Pi

I recently got a Raspberry pi Model B+. I intend on benchmarking the board, and hence was trying to find a solution which is similar to "rtdsc". According to the following article, i can access the ...
1
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0answers
138 views

Memory addresses

I am writing an assembly program, assembling it and replacing the kernel.img file on a SD card with raspbian installed on it. Will the memory address of the first instruction be zero? Either because ...
0
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0answers
97 views

Boot Windows ARM on Raspbery PI4 from SSD via USB3 adapter

I want to test my dev on ARM devices. With an SDCard it's too slow, Windows is unusable. I do : I build an Windows 10 ARM ISO enable USB with "winpatch" put on SSD (via USB3-SATA adapter) ...
0
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0answers
47 views

Selected Processor on Raspberry Pi

I am trying to run my group project and I keep getting this repeated error. My friend was able to run the same code successfully and I dont understand why mine is not working. I am typing as -o ...
0
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0answers
84 views

Running a java program on Raspberry Pi

I want to use my pi as a navigation and weather station on my boat. One of the programs I need is JWX.jar. When I try to execute it, I type "java -jar JWX.jar", wich works flawlesly in Linux Mint and ...
0
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0answers
402 views

How to install Tensorflowjs backend for nodejs?

How can I configure TensorflowJS Backend(nodejs) to work on Raspberry Pi Zero W? After installing and running nodejs application, I get error saying something like 'this instruction set is not support'...
0
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1answer
599 views

Unable to install Mongo-DB on Raspberry Pi with Ubuntu Core 18.04

I am trying to install mongoDB on my Raspberry Pi 3b+, which has an ARM 4-Core 64 bit processor. I was trying to install MongoDB on my Pi just as mentioned in their documentation but unfortunately I ...
0
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0answers
373 views

Trying to compile arm binary using Dockerfile, failing

so I have a Dockerfile that I need to compile parity an ethereum client for ARM architecture. Attached is the Dockerfile: FROM ubuntu:16.04 WORKDIR /build # install tools and dependencies RUN apt-...
0
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1answer
486 views

I am on the search for a X2Go solution for RASPI

I am on the search for a X2Go solution for RASPI I have had a quick lookup here at: http://wiki.x2go.org/doku.php/wiki:repositories:debian and https://wiki.x2go.org/doku.php/wiki:development:build-...
0
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0answers
231 views

How to troubleshoot a permanently blinking green light on a Pi3b?

The green light on a Pi3b is blinking permanently, even after bootup. It outputs two flashes at a time for as long as the power is on. Is this normal? If not, how do I troubleshoot this? Background ...
0
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1answer
1k views

Electron app just shows blank white screen on a Raspberry Pi

I am trying to load a program on an ARM machine which I was running on a Linux on an x86 machine. The program loads but just with a white screen. The program was developed using electron and when I ...
0
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0answers
111 views

Using Ethereum puppeth in raspberry pi

I have installed geth(go ethereum) client on a Raspberry Pi 2 using the below steps. wget https://gethstore.blob.core.windows.net/builds/geth-linux-arm7-1.8.2-b8b9f7f4.tar.gz tar -xvf geth-linux-...
0
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1answer
2k views

Is it possible to fix the “cannot find -lgcc” and “cannot find -lgcc_s” error messages when using arm-linux-gnueabihf-g++ as a linker?

I get the following error messages: ./Downloads/tmp/usr/bin/../lib/gcc/arm-linux-gnueabihf/4.6/../../../../arm-linux‌​-gnueabihf/bin/ld: cannot find -lgcc_s and Downloads/tmp/usr/bin/../lib/gcc/arm-...
0
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0answers
1k views

Install PostGis on Raspberry Pi from a compiled PostgreSql 9.3 installation

It took me more than one hour to compile and install PostgreSql 9.3 on Raspberry Pi as as explained here in the comments. But I need to enable Geo-spatial extensions from PostGis. While installing ...