• How can I use imx6 in Asymmetric (***) mode?

    MARCO MANTOVANI
    MARCO MANTOVANI

    I would like to use iMX6 in asymmetric mode (Windows EC7 + Linux). Is that anyhow possible? Marco

    • over 6 years ago
    • System
    • Embedded forum
  • Cortex A9 dual core - How to achieve an AMP system without an RTOS?

    Senthil Kumar Rajagopal
    Senthil Kumar Rajagopal

    One of my customer is considering to use Cortex A9 dual core device for a computational intensive task (For the sake of discussion, lets assume an high end

    image analysis task). Due to cost or other over head reasons, he/she does not prefer to use an RTOS…

    • over 6 years ago
    • System
    • Embedded forum
  • TCP/IP stack for Cortex-A9 MPCore

    Jacques Perti
    Jacques Perti

    Hi,

    I'm currently working on a project based on the Arria V SoC FPGA (ARM Cortex-A9 MPCore). The goal of this project is to run a high speed ethernet link.

    For some reasons the customer don't want to use a Linux kernel on the ARM. His wish is to have…

    • Answered
    • over 6 years ago
    • System
    • Embedded forum
  • Anyone knows of any Cortex-A9 development boards?

    Chin Beckmann
    Chin Beckmann

    We've been using TI's Panda board but it seems to give us quite a bit of trouble.  As a result we can't profile the information that we would like.  Does anyone know of any other development boards out there that has a Cortex-A9 on it?  And what experiences…

    • over 6 years ago
    • System
    • Embedded forum
  • ARM Linux: Can I control cache flush and invalidation in user space?

    Cyberman Wu
    Cyberman Wu

    These days I'm using Xilinx SoC to design a software, which shares memory between Cortex-A cores and FPGA.

    I've tried reserve memory in Linux and mmap() /dev/mem. The problem is if I use O_SYNC, it very slow since

    my software access every byte computed…

    • over 5 years ago
    • System
    • Embedded forum
  • L1 Cache Eviction Corrupting DDR on A9

    yottaflop
    yottaflop

    Hi All!

    I am working with a Xilinx Zynq 7000 SoC which uses the Cortex A9 as a CPU.

    I've observed a problem wherein a section of memory marked strongly-ordered and non-cacheable (0xc02) in the MMU table gets corrupted by what appears to be L1 evictions…

    • Answered
    • over 3 years ago
    • System
    • Embedded forum
  • How to configure Interrupt vector table ?

    Ajeesh
    Ajeesh

    Hi,
    I am using I.MX6Q Sabre sd board (cortex-a9 ). I am trying to build custom image with my own start script and ld script. The image is to be loaded with u-boot. Where should i place the Interrupt vector table? Now, when i reffered the "1.1.0_iMX6_Platform_SDK…

    • Answered
    • 10800.zip
    • over 3 years ago
    • System
    • Embedded forum
  • Converting virtual address of Instruction fault address register to physical address in cotex A9

    Abhishek kumar dubey
    Abhishek kumar dubey

    Content of IFAR=0xaa4e8ef0

    IFSR=0x0000000d

    DFSR:0x00000000

    DFAR:0x00004000

     

    How to find Physical address form this?

    • Answered
    • over 3 years ago
    • System
    • Embedded forum
  • Interrupt status in Aarch64

    uditknit
    uditknit

    Hello, 

    In Cortex, A9 CPU register CPSR tells the current execution mode , bit M[3;0]

    I am looking for if there is similar register present in A64 architecture . 

    Reading ESR_EL3/EL2/EL1, I think this is difficult to determine, if system in IRQ mode or…

    • over 2 years ago
    • System
    • Embedded forum
  • How to read ARM A9 registers in C?

    Helena
    Helena

    Hello!

    I'm using a Zybo board with a dual-core ARM Cortex-A9 processor and I'm trying to read (and then write) the registers of the processor. How can I read these values into variables in C code?

     

    Thank you!

    • over 2 years ago
    • System
    • Embedded forum
  • AMP system on Cortex-A9. How to do it?

    pinchazer
    pinchazer

    Hello everyone. I'm trying to understand how to create and make work two separate baremetal programms on two cores of cortex-a9. I'm using Cyclone V SoC. DS-5, arm compiller 5, DE1-SoC board by terasic. I already understand how to work with main core…

    • over 3 years ago
    • System
    • SoC Design forum
  • IP Selection: ARM Cortex-A9 or Cortex-A7?

    Bill Neifert
    Bill Neifert

    This entry is extracted from an entry originally posted on Carbon Design Systems’ blog by Andy Meier in February of 2013.  The blog has been edited to use the updated product names after their purchase by ARM.

    In starting any new SoC design…

    • over 3 years ago
    • System
    • SoC Design blog
  • Is there going to be more than one OS running in your next design?

    David Blaza
    David Blaza

    With so many ARM based multicore boards coming to market we are hearing more about systems running multiple operating systems on similar cores (SMP, symmetric multi-processing) or differing cores (AMP, asymmetric multiprocessing).   bill lamie.jpgSo why would…

    • over 5 years ago
    • System
    • Embedded blog
  • Beta release of Yocto-based BSP for VIA VAB-820 and AMOS-820

    Gergely Imreh
    Gergely Imreh

    VIA Embedded has so far two Freescale i.MX6Q based products, the VAB-820 board and the matching AMOS-820 system. We have started to move from LTIB-based BSP images to Yocto recently for multiple reasons.

    VAB_AMOS_820_Linux.jpg

    The first, very practical one is that Freescale…

    • over 5 years ago
    • System
    • Embedded blog
  • 0 to 25 board partners in under 2 years,  Zynq delivers

    David Blaza
    David Blaza

    As we started to research ARM based Embedded Computing Board (ECB) manufacturers for our Embedded Computing Board (ECB) Resource Guide Dave Tokic of Xilinx told us that there are now 25 companies making ECBs based on the Xilinx Zynq-7000 SoC. 

    If you…

    • over 5 years ago
    • System
    • Embedded blog
  • Massimo’s Arduino Maker Faire Update

    Lori Kate Smith
    Lori Kate Smith

    There was so much I wanted to share about my one day at Maker Faire that I needed to write two blogs. My first thoughts are in My First Maker Faire: Engineers and Kids at Play.

    Massimo launching the Arduino Zero

    While my son played on an iPad, I joined…

    • over 6 years ago
    • System
    • Embedded blog
  • Embedded Developer Feature: Jens Bauer, GPIO Design Engineer

    Brad Nemire
    Brad Nemire

    Get to know the Embedded Developer...

    This is a monthly series featuring embedded developers of the ARM Connected Community.


    Jens Bauer.png

    Name: jensbauer

    Company: GPIO

    Job Title: Design Engineer

    Location: Herning, Denmark

    Developer History

    Before GPIO, I've been working…

    • over 6 years ago
    • System
    • Embedded blog
  • Eight innovative ARM-based Kickstarter projects

    Don Dingee
    Don Dingee

    In the spirit of some of the more well-known ARM-based development boards and their popular communities, I was curious what other innovative ideas are out there being crowdsourced. Just a bit of research quickly revealed eight ARM-based embedded projects…

    • over 6 years ago
    • System
    • Embedded blog
  • ARMv7-A - Power to the People

    Chris Shore
    Chris Shore
    Recently, I wrote an article called “Navigating the Cortex Maze” (Navigating the Cortex Maze) That was intended as an easy way-in to the ARM processor range, covering Cortex-A (architecture ARMv7-A), Cortex-R (ARMv7-R) and Cortex-M (ARMv7…
    • over 6 years ago
    • System
    • Embedded blog
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