• Build the chroot environment

    pdpanchal115
    pdpanchal115

    I am trying to make virtualization on ARM with Xen according to one blog which is here: community.arm.com/.../virtualization-on-arm-with-xen

    I am building chroot evnironment on my PC which has ubuntu 14.04 but in blog all steps given are for opensuse…

    • over 3 years ago
    • Open Source Software and Platforms
    • Arm Development Platforms forum
  • Cortex-M23 FVP hard faults when using DS-5 Debugger

    HugoARA
    HugoARA

    Hi,

    I'm starting to explore this technology by running the TrustZone example application in Linux using GNU ARM Toolchain. This example is provided by a CMSIS software pack containing this example called "TrustZone for ARMv8-M No RTOS" which I was…

    • over 3 years ago
    • TrustZone for Armv8-M
    • TrustZone for Armv8-M forum
  • Why should we call secure function in handler mode?

    matt-ma
    matt-ma

    Why should we call secure function in handler mode? What is the design purpose for this?  As we know, none-secure side can also call secure function in thread mode.

    • Answered
    • over 2 years ago
    • TrustZone for Armv8-M
    • TrustZone for Armv8-M forum
  • Fail to compile the ARM MPS2 FPGA project

    elisorin
    elisorin

    Hi,

    I'm trying to build the MPS2 FPGA project (unmodified, as it is supplied in the kit) and constantly getting an error message saying "Quartus Prime Software quit unexpectedly".

    It always crashes at the "Partition Merge" stage after…

    • Answered
    • over 3 years ago
    • DesignStart
    • DesignStart forum
  • Simulate Cortex-M0 FPGA implementation in ModelSim

    thexeno
    thexeno

    Hello, I started to tinker with the most basic Cortex-M0 from the DesignStart.
    I am using Modelsim Student Edition, which run only on Windows (or Linux through Wine).

    I tried to start with Linux to see if at least the "make" commands are working. Problem…

    • Answered
    • over 2 years ago
    • DesignStart
    • DesignStart forum
  • Test Errors with DesignEval Kit (arm_cortex_m3_designstart_eval_rtl)

    DarshanSatya
    DarshanSatya

    I am currently in Evaluation phase of ARM Design Kits.

    I am using the exact steps present in arm_cortex_m3_designstart_eval_rtl_and_fpga_quick_start_guide_100895_0000_00_en.pdf

    to compile the RTL and run the tests.

    But, unfortunately after compiling the…

    • Answered
    • over 2 years ago
    • DesignStart
    • DesignStart forum
  • Program MPS2 with .axf file

    LeChuck
    LeChuck

    Hi,

    I am using the MPS2+ board to debug my DesignStart Cortex-M0. The core is up and running and now I want to program the onboard SRAM. On the SDCard I can see that \MB\HBIO263C\AN387\images.txt expects an axf file.

    Is it possible to generate an .axf…

    • Answered
    • over 2 years ago
    • DesignStart
    • DesignStart forum
  • Can a student simulate the free Cortex-M from DesignStart?

    thexeno
    thexeno

    I saw, and tried in the past already, to simulate the Cortex-M0. It does not really matter efficiency, customization and so on, but only the learning process behind a steup for a correct very basic simulation.

    I was trying to setup a Linux machine, when…

    • Answered
    • over 2 years ago
    • DesignStart
    • DesignStart forum
  • Energy Aware Scheduling (EAS) in Linux 5.0

    Quentin Perret
    Quentin Perret

    The Energy Aware Scheduler (EAS) is now available as part of Linux 5.0. It enables energy-efficient scheduling decisions on big.LITTLE and DynamIQ Arm platforms by choosing the right type of CPU for each task.

    What is EAS ?

    EAS is an extension of the…

    • over 1 year ago
    • Processors
    • Processors blog
  • Share aarch64 page tables created by Linux with SMMU

    luk
    luk

    Hello!

    I am currently working on creating a shared virtual address space in Linux arm64 on a Xilinx Zynq Ultrascale+ board. In the future it should be possible to share pointers/addresses between the Cortex A53s and the FPGA utilizing the built in ARM…

    • over 1 year ago
    • Processors
    • Cortex-A / A-Profile forum
  • A look inside the Cortex-A5 CPU, available through DesignStart

    Chris Shore
    Chris Shore

    For the past 10 years, Arm DesignStart has helped silicon start-ups and original equipment manufacturers (OEMs) create custom silicon/ASICs built on proven Arm IP and with the benefits of the industry's leading technology ecosystem in the fastest time…

    • over 1 year ago
    • DesignStart
    • DesignStart blog
  • Adding new working points - additional frequency values in linux

    Mohamad Ahmad
    Mohamad Ahmad

    Deciding what frequency within the CPUfreq policy should be used is achieved using "cpufreq governors".

    Inside the CPUFreq we can find:

    # ls /sys/devices/system/cpu/cpu1/cpufreq/
    affected_cpus
    related_cpus
    scaling_max_freq
    bios_limit
    scaling_available_frequencies…

    • over 1 year ago
    • Open Source Software and Platforms
    • Arm Development Platforms forum
  • Adding new working point - frequency in linux

    Mohamad Ahmad
    Mohamad Ahmad
    
    
    Deciding what frequency within the CPUfreq policy should be used is achieved using "cpufreq governors".
    Inside the CPUFreq we can find:

    cpu0/cpufreq/
     .
     .
     ....affected_cpus
     ....cpuinfo_cur_freq
     ....cpuinfo_max_freq
     ....cpuinfo_min_freq…
    • over 1 year ago
    • Open Source Software and Platforms
    • Arm Development Platforms forum
  • 7 reasons why fast, low-cost access to a Linux-capable, Arm CPU is great news

    Phil Burr
    Phil Burr

    Did you know that 82% of developers are considering Linux or Android in their next embedded development?* And that 70% of rich embedded devices are based on Arm?**

    That means, by offering easy, low-cost access to Linux-capable, Arm CPUs, developers can…

    • over 2 years ago
    • DesignStart
    • DesignStart blog
  • How do I probe in for Power measurement in A9 using PAPI tool

    Bharadwaj Gorthy
    Bharadwaj Gorthy

    Hi,

    I am new to the forum and also to the community. I am trying my best to reach out for help yet meeting the standards of the community. I have been working on ARM Cortex A9 MPcore processors that are on-board the Zedboard ( which is a Zynq Evaluation…

    • over 2 years ago
    • Processors
    • Cortex-A / A-Profile forum
  • Chapter 1: VPP on Arm: Installing MLNX_OFED, for using Mellanox Cards

    Sirshak Das
    Sirshak Das

    This is Chapter One of VPP on Arm (VPP is one of the projects from fd.io - Fast Data Input/Output collection of projects).

    What is VPP?

    VPP stands for Vector Packet Processing, it is the open source version of Cisco's Vector Packet Processing Software…

    • over 2 years ago
    • Software Tools
    • Tools, Software and IDEs blog
  • Linux Kernel Summit

    Carl Williamson
    Carl Williamson
    November 13, 2018 09:00 AM to November 20, 2018 05:00 PM Coordinated Universal Time
    Sheraton Vancouver Wall Centre, Vancouver, Canada
    The Linux Kernel Summit brings together the world’s leading core kernel developers to discuss the state of the existing kernel and plan the next development cycle. This year, Linux Kernel Summit has become two events: The Linux Kernel Summit – a group...
    • over 1 year ago
    • Arm Community
    • Calendar
  • Open Source Summit Europe

    Carl Williamson
    Carl Williamson
    October 22, 2018 09:00 AM to October 24, 2018 04:15 AM Coordinated Universal Time
    Prague, Czechia
    The technical conference for professional open source. Open Source Summit Europe (OSSEU) is the leading conference for developers, architects and other technologists – as well as open source community and industry leaders – to collaborate, share information...
    • over 2 years ago
    • Arm Community
    • Calendar
  • Accelerating ML Collaboration with Arm NN and Linaro

    Robert Elliott
    Robert Elliott

    When ancient man first got round to putting wheels under things, it’s unlikely that it was a lone genius having a eureka moment that gave birth to the ultimate Neolithic must-have. Like all technologies, the wheel was almost certainly a collaborative…

    • over 2 years ago
    • Software Tools
    • Tools, Software and IDEs blog
  • Improving ARM Mali drivers on fbdev

    Guillaume Tucker
    Guillaume Tucker

    This blog post refers to the public ARM Mali Midgard r6p0 user-space binary drivers for GNU/Linux which are now available for download. The "fbdev" variant now has support for dma-buf using a standard ioctl, which is explained in detail here…

    • over 5 years ago
    • Graphics and Gaming
    • Graphics and Gaming blog
  • Valgrind 3.6.0 for ARM-Linux

    Guest Partner Blogger
    Guest Partner Blogger

    Valgrind is a GPL'd framework for building simulation-based debugging and profiling tools, plus a set of "standard" tools. The best known of these is Memcheck, a memory error detector, but in fact it is only one of eight tools in the standard distribution…

    • over 7 years ago
    • Processors
    • Processors blog
  • Memory access ordering part 2: Barriers and the Linux kernel

    Leif Lindholm
    Leif Lindholm

    My previous post provided an introduction to the concept of memory access ordering. It did not however provide any solution to the problem, or necessarily specify where such ordering can be significant.

    Now, not all software developers need to be deeply…

    • 1940.zip
    • over 7 years ago
    • Processors
    • Processors blog
  • Configuring The MacchiatoBin For Kubernetes and Swarm

    Julio Suarez
    Julio Suarez

    The Marvell MacchiatoBin is an inexpensive Arm based networking and storage development platform. It contains quad-core A72 CPUs, USB 3.0 ports, SATA 3.0 ports, and a x4 PCI 3.0 slot. For network connectivity, it has 10GbE (SFP), 2.5GbE (SFP), and 1GbE…

    • over 2 years ago
    • Software Tools
    • Tools, Software and IDEs blog
  • miniNodes: Low Cost, High Efficiency Arm Dedicated Microservers

    Louise Paul
    Louise Paul

    This article is part of the Arm Innovator Program, a series created to highlight the work of key technical leaders who are pushing the boundaries of how Arm architecture can enable next-generation solutions.

    Meet David Tischler, Cofounder of miniNo…

    • over 2 years ago
    • Innovation
    • Innovation blog
  • Arm NN: Build and Run ML Apps Seamlessly on Mobile and Embedded Devices

    Tim Hartley
    Tim Hartley

    Recently, we announced our neural network machine learning (ML) software, Arm NN, a key piece of technology that makes it much, much easier to build and run ML applications on power-efficient, Arm-based platforms.

    In essence, the software provides a bridge…

    • over 2 years ago
    • Software Tools
    • Tools, Software and IDEs blog
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