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Questions tagged [tegra]

Tegra is a family of systems-on-chip (SoC) for mobile devices, designed and sold to device manufacturers by NVIDIA, including one or more ARM CPU cores, a specially-designed NVIDIA GPU, among other components.

Tegra SoCs are usually found in mobile phones and tablets. See NVIDIA's Tegra site for specs, and some examples of products powered with Tegra processors. So far there have been three iterations of the Tegra family, named numerically.

This tag is very likely to be found in conjunction with , and sometimes .

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Adding custom V4L2 Controls After V4L2 handler setup

Summary I'm currently trying to add custom V4L2 controls to a V4L2 device after v4l2_ctrl_handler_setup is called in a Linux Kernel driver. However the control does not seem to be added (does not show up when running v4l2-ctl --list-ctrls). Below is…
cbolles
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cuda support on tegra2 chip

I am working on a image processing project which utilizes cuda for gpgpu imlementation. I want to know is there cuda support enabled on NVIDIA'S tegra2 chip.
Dr. Arslan
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Pure NativeActivity: Unable to start activity; Unable to load native library

Once the APK launches, I get this error: E AndroidRuntime: java.lang.RuntimeException: Unable to start activity ComponentInfo{com.engine001.test/android.app.NativeActivity}: java.lang.IllegalArgumentException: Unable to load native library: …
Mike Weir
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Nvidia digits on TX2 Error code 1

I am new to Digits and TX2. I am trying to create object detection model using the tutorial from: https://github.com/dusty-nv/jetson-inference I created dataset sucessfully. The issue is with the model While creating a model, I am getting the…
Sprinx
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How does a Linux distribution affect the kernel behavior

This might be obvious for some but not to me so I'll ask =) I'm having an issue that I have build an embedded Linux stack for some piece of hardware (NVidia TX2 + ConnectTech Astro carrier). I use a PCIe card from EPIX If I use Ubuntu's official…
Damien LEFEVRE
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tegrahost_v2: Stat for tegra186-quill-p3310-1000-c03-00-base.dtb failed

I've built an image for Jetson TX2 module using yocto. Everything when fine for few days but now I get this error when I try to flash the device. Welcome to Tegra Flash version 1.0.0 Type ? or help for help and q or quit to exit Use ! to execute…
Damien LEFEVRE
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How do I install Keras on arm64, Ubuntu 16.04?

I tried pip install --user keras==1.0.6 but it fails to build scipy. It returns: numpy.distutils.system_info.NotFoundError: no lapack/blas resources found and failed with error code 1 in /tmp/pip-build-XjG1HN/scipy/. I also tried installing scipy…
Matt Kleinsmith
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Cross compile OpenCV with CUDA on x86-64 host for nvidia tk1 (arm) target using Yocto Project?

I want to build a custom Linux using the Yocto Project for a system using the nvidia tegra k1 processor, which has an arm cortex A 15 (32bit) and a GPU. Furthermore, OpenCV (version >= 3.0) with CUDA support needs to be installed. Now when Bitbake…
PeterErnsthaft
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After installing CUDA on Tegra Tx1 and sourcing the bashrc it will not find NVCC

After flashing the Tegra Board the CUDA Drivers (including the CUDA compiler nvcc) must be installed. To do so I simply used the given format: sudo ./cuda-l4t.sh .cuda-repo-l4t-8-0-local_8.0-76_arm64.deb 8.0 8-0 and source ~/.bashrc but when I…
Kev1n91
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How to upgrade the NVIDIA Tegra TX1 with a windows machine?

As a beginner with Virtual Machines and Linux I have my trouble understanding how to properly upgrade Linux on the Tegra - Board. I found some good explanations but they all were too advanced for a beginner - a student - and not a professional in…
Kev1n91
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Does opencv for tegra (Jetson TK1) make use of npp and openvx underneath?

Does OpenCv for Tegra devices supplied with Linux 4 Tegra make use of NPP and OpenVX underneath ? Or do I have to make such optimizations myself ? Any reference to a link pointing to proof would be appreciated.
Muhammad Ali
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Using gperftools with a Jetson TX1 dev kit

I've been recommended gperftools to simply and quickly profile my code. Furthermore, the integration of -lprofiler was already done in the CMAKE of the code I got. Now that I migrated the source code on to the Jetson TX1 and that it worked well,…
Kriegalex
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Creating Nsight Tegra Android project and Visual Studio exception

I'm trying to use NVidia CodeWorks with Visual Studio. I'm totally new in Nvidia Tegra world. I have installed latest Visual Studio 2015 Professional (trial) and CodeWorksforAndroid-1R3-windows. When I'm trying to create new project (Android…
Kamil
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Android Support Library with nVidia AndroidWorks

On the feature list for Android Works (https://developer.nvidia.com/AndroidWorks), the Android Support Library is included. however, I cannot figure out how to link it. Most likely, I need to put com.android.support:appcompat-v7:22.2.1 or something…
Matthew Grivich
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Compiling code on Jetson TK1

I am compiling an application using the gcc arm cross compiler(arm-eabi-g++). I want to execute the code on the jetson tk1 target. When I copy the executable and run it on the target. I get an error saying -bash: ./Proj: No such file or directory…
Minions
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