• embedded world 2020: Automotive Cockpit Demo

    Christopher Seidl
    Christopher Seidl

    The embedded world in Nuremberg (Germany) is one of the largest fairs dedicated to embedded systems. Arm has a strong presence there and showcases exciting new technology on various demo pods. The following video introduces one of them, a system for augmented…

    • 10 months ago
    • Software Tools
    • Tools, Software and IDEs blog
  • Cortex-A9 SWO output

    dsanz006
    dsanz006

    I am developping a baremetal application for a Cortex-A9 core, which has a CoreSight debug interface. I am using GCC for compiling and GDB for debugging (JTAG Interface), and things work fine. However, as a next step, I would like to be able to print data…

    • over 1 year ago
    • Software Tools
    • Arm Compilers forum
  • Help configuring A57 performance counters

    Michael
    Michael

    I'm attempting to configure the performance counters on a Jetson TX1 which has the 64 bit cortex-A57. I'm trying to decipher the technical reference manual and use this guide Using the PMU Event Counters in DS-5 – DS-5 Development Studio – ARM…

    • Answered
    • over 4 years ago
    • Software Tools
    • Arm Development Studio forum
  • Getting started with deep learning models on Arm Cortex-A with MATLAB

    Jason Andrews
    Jason Andrews

    Today, I’ve teamed up with Ram Cherukuri of MathWorks to provide an overview of the MathWorks toolchain for machine learning (ML) and the deployment of embedded ML inference on Arm Cortex-A using the Arm Compute Library.

    MathWorks enables engineers…

    • over 1 year ago
    • Software Tools
    • Tools, Software and IDEs blog
  • Cortex-A Support in MacOS

    b1tflpr
    b1tflpr

    Does anyone know if there will be a release of the GNU-A tools for MacOS anytime soon?

    developer.arm.com/.../downloads

    • over 1 year ago
    • Software Tools
    • Arm Compilers forum
  • Raspberry PI 3 DSTREAM JTAG debugging

    yarrro
    yarrro

    I have trouble with RPi-3 bare metal debugging. I use DSTREAM unit with DS-5 (upgraded, the latest version).

    1. U-boot was added a startup code that sets up GPIO pins to support JTAG connection

    2. DS-5 properly does boundary scanning, result is similar…

    • Answered
    • over 2 years ago
    • Software Tools
    • Arm Development Studio forum
  • losing execution highlight after a few step thru while debugging

    fshark
    fshark

    Hi guys,

    I was debugging a bare metal program in DS-5 with Cortex-A15 FVP. Debugger works pretty well for the first half every time when I debug the program. But then loses source highlight on execution line. The program is alive when this happens, and…

    • Answered
    • over 3 years ago
    • Software Tools
    • Arm Development Studio forum
  • Accurate cycles count for FVP_VE-Cortex-A15?

    cicerog
    cicerog

    Hello everyone,

    I developed a bare metal system for Cortex-A15 Versatile Express board. I used Fast Models to run/debug the system and now I want to perform some performance test to measure latencies by counting elapsed cycles with the PMU. I noticed…

    • over 3 years ago
    • Software Tools
    • Arm Development Studio forum
  • How can we configure DS5 to debug hardware when in boot hold-off?

    Branden Sherrell
    Branden Sherrell

    I am working with an LS1043A (NXP) branded ARMv8 A53. I am trying to bring the board up in a secure way requiring me to write to a few configuration registers before releasing the CPU (for testing purposes). The steps outlined for a similar NXP device…

    • over 4 years ago
    • Software Tools
    • Arm Development Studio forum
  • Can't find the compiler: arc-elf32-cpp

    Johannes
    Johannes

    Hello,

    thank you really much for this forum/community! I'm trying to compile the following source code: https://github.com/j1nx/Amlogic-reff16-uboot

    The reason why I'm compiling this sources are that I'm getting started with ARM devices. Especially…

    • over 3 years ago
    • Software Tools
    • Arm Development Studio forum
  • Scatter file format for Linker Script

    nhivp
    nhivp

    I'm investigating a input file of linker script for ARM Cortex-A53. It's really difficult for me about syntax and section defined into the scatter script file.

    I don't know where to define the input sections, like .fini, .interp, .gnu.linkonce…

    • Answered
    • over 3 years ago
    • Software Tools
    • Arm Development Studio forum
  • How, in a c program, do I change the data direction in a bi-directional PIO peripheral register ?

    Dr. Beau Webber
    Dr. Beau Webber

    Hi,

    I am working with a Terasic DE0-Nano-SoC board, and am working in DS-5 Community Edition 17.1.

    I have created some PIO peripheral registers in Qsys / Platform Designer, connected to some well tested firmware, containing registers;

    This data register…

    • Answered
    • over 2 years ago
    • Software Tools
    • Arm Development Studio forum
  • Cortex A53 Debug using DSTREAM

    premchandh
    premchandh

    I am working with an S32V234 (NXP) branded ARMv8 Cortex-A53. I am trying to bring the board up in a secure way.I'm using DS-5 Development Studio Ultimate edition.I created a sample C Project. For flashing my code on that ARM Core.Firstly I Configured…

    • over 2 years ago
    • Software Tools
    • Arm Development Studio forum
  • CMSIS: A success story

    Christopher Seidl
    Christopher Seidl

    When the first Arm Cortex-M3 devices came to market in 2004, it quickly became clear that a vendor-independent hardware abstraction layer was required to simplify software re-use and to reduce the learning curve for new software developers. The introduction…

    • over 1 year ago
    • Software Tools
    • Tools, Software and IDEs blog
  • Develop machine learning applications on Cortex-A at Arm TechCon 2018

    Jason Andrews
    Jason Andrews

    Now is the time to register for Arm TechCon 2018, happening October 16-18 at the San Jose Convention Center. The agenda for the conference is now available and includes over 70 hours of sessions with seven technical tracks.

    Accelerating & Optimizing Machine…

    • over 2 years ago
    • Software Tools
    • Tools, Software and IDEs blog
  • Pre-built GNU8 cross-toolchain by Arm for the A-profile Architecture now available

    Ashok Bhat
    Ashok Bhat

    We are pleased to announce the first Arm's release of pre-built GNU cross-toolchain for the A-profile cores: GCC 8.2-2018.08. The GNU Toolchain for the Cortex-A family is a ready-to-use, open source suite of tools for C, C++ and Assembly programming…

    • over 2 years ago
    • Software Tools
    • Tools, Software and IDEs blog
  • Arm Cortex-A Processors and GCC Command Lines

    Richard Earnshaw
    Richard Earnshaw

    Chinese Version:  Arm Cortex-A 处理器和 GCC 命令行

    The GNU Compiler Collection’s (GCC) command line options for Arm processors were originally designed many years ago when the list of available processors and variants was much shorter than it is today.…

    • over 7 years ago
    • Software Tools
    • Tools, Software and IDEs blog
  • Advanced debug of NXP i.MX7 heterogeneous system

    Stefano Cadario
    Stefano Cadario

    Hi,
        

    Arm heterogeneous systems combine a high-performance Cortex-A processor together with an energy-efficient Cortex-M processor, all in a single chip. It’s not surprising to see the popularity of these systems increasing since heterogeneous computing…

    • over 3 years ago
    • Software Tools
    • Tools, Software and IDEs blog
  • In ARM VPF, why does the exponent part should add 127(in 32-bit) to represent the exponent?

    Kun.Niu
    Kun.Niu

    In ARM VPF, why does the exponent part should add 127(in 32-bit) to represent the exponent?

    In VPF 32-bit mode, a float number is store as follow:

    31    30... ...23    22... ...0

    S    Exponent    Mantissa…

    • Answered
    • over 5 years ago
    • Software Tools
    • Arm Development Studio forum
  • Can we step through bootrom code on Cortex-A9 using DS-5?

    asuk
    asuk

    On Cortex-A9, after power on reset BootROM code is executed and this is responsible for configuration of boot media, copy first stage boot loader to on chip memory etc....

    I would like to understand the BootROM code flow using step by step procedure(to…

    • Answered
    • over 5 years ago
    • Software Tools
    • Arm Development Studio forum
  • How to port ARM Openmax code to GCC platform for Cortex-A series?

    Anu
    Anu

    Hi,

    Can anyone help me in porting ARM code which is compatible in Development Studio 5 to  GCC platform?

    Please help me in identifying how Macro and global directives are defined in GCC platform?

    Thanks

    • over 6 years ago
    • Software Tools
    • Arm Development Studio forum
  • CMSIS DSP new functionality proposal

    Fran
    Fran

    CMSIS DSP is a great tool which allows Cortex-M4 devices to have a great app field range, even replacing some general purpose DSP sometimes. However I am missing some "simple" new functions that could enhance, even more, the use of it.

    For example…

    • over 5 years ago
    • Software Tools
    • Arm Development Studio forum
  • Can DS-5 Streamline be used with RTSM/Fixed models for cortex-A53 processors?  If it is possible, what is the procedure ?

    srini
    srini

    Can DS-5 Streamline be used with RTSM/Fixed models for cortex-A53 processors?  If it is possible, what is the procedure ?

    • Answered
    • over 6 years ago
    • Software Tools
    • Arm Development Studio forum
  • Issues in testing on RVDS4.0 vs testing on BeagleBoard

    josephgopu
    josephgopu

    Hi experts,

    Currently I'm working on optimization of some audio codec on Cortex-A8, I have coded some functions with Neon Intrinsics and some in asm. when I tested on Rvds4.0 simulator every thing is fine but when I tested on board I'm seeing some…

    • over 6 years ago
    • Software Tools
    • Arm Development Studio forum
  • How to get CPU cycles of a function using DS5 (or Streamline)?

    yuchen1998@sina.com.cn
    yuchen1998@sina.com.cn

    Hello, I'm trying to optimize some functions in ARM Cortex A9 architecture. Now, I want to judge whether the optimization is valid by reading and comparing the executed CPU cycles. But I can't find some tools in DS-5 to do this job. Could you give me…

    • over 6 years ago
    • Software Tools
    • Arm Development Studio forum
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