• how to build an arm juno r1 application from an linux platform

    aaa
    aaa

    The toolchain of my linux computer is x86_64-redhat-linux.

    On Juno board, I run the prebuilt image https://releases.linaro.org/openembedded/juno-lsk/15.09/lt-vexpress64-openembedded_minimal-armv8-gcc-4.9_20150912-729.img.gz

    1. I searched online, many developers…

    • Answered
    • over 4 years ago
    • Software Tools
    • Arm Compilers forum
  • Foundation Model for ARMv8

    Jayashree
    Jayashree

    Hello. I am using ARMv8 foundation model for my project. When configure foundation model with multi cores (cores=4) my code does not run. Can you lease help me solve this problem?

    • Answered
    • over 4 years ago
    • Software Tools
    • Arm Compilers forum
  • Need to know how to make an ARMV8 assembly call from C code

    CS-Jay
    CS-Jay

    Hello. I'm working on a DS-5 project for a computer architecture class.

    Our instructor set up and put the project up for download. However for our final project my group and I are to work together on a small implementation of our choice.

    Since its…

    • over 2 years ago
    • Software Tools
    • Arm Development Studio forum
  • c-code example how to use neon ARMv8 intrinsics

    ymarko
    ymarko

    hello ,

    can you share c-code examples how to use neon ARMv8 intrinsics ?

    mostly , I'm not sure , what results to expect.

    • 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
  • Migration of assembly code to Arm Compiler 6

    Ronan Synnott
    Ronan Synnott

    With Arm Compiler 6, Arm has moved to an advanced, modern compiler based on LLVM and Clang technology. There are many reasons to migrate your C code to this compiler (see my colleague Paul's excellent discussion 'Link Time Optimization in Arm Compiler…

    • over 3 years ago
    • Software Tools
    • Tools, Software and IDEs blog
  • VTTBR_EL2 getting populated at EL1 ?

    armdev
    armdev

    Hi,

    I am facing an issue where after doing "eret" to EL1 when I see from DS-5 debugger MMU view I can see VTTBR_EL2 entries.

    It seems that at EL1 level VTTBR_EL2 is visible as debugger is able to parse that memory ?  I am confused as my Linux…

    • Answered
    • over 5 years ago
    • Software Tools
    • Arm Development Studio forum
  • GCC/GDB questions

    Daniel Sears
    Daniel Sears

    I'm evaluating the ARM DS-5 and Linaro toolchains and the FVP model simulators. I'm starting with the DS-5 Community Edition and the Foundation Profile simulator before advancing to the commercial tools. So I have a few questions:

    • The hello.c example…
    • Answered
    • over 5 years ago
    • Software Tools
    • Arm Development Studio forum
  • armv8 bootrom

    bug57520
    bug57520

    Hi ARM experts,

       

    I'm new to develop boorom with armv8 CPU. 

    I have seen the example in ARM DS-5 .(startup_v8_ARMCompiler6)

    But I have no idea which step is  essential .

    Could you show me or tell me where I can find the related…

    • Answered
    • over 5 years ago
    • Software Tools
    • Arm Development Studio forum
  • Do Aarch64 char parameters and returns have the top undefined?

    daith
    daith

    If a char parameter is passed to a routine in Aarch64 is the top of the word undefined? and is the same true for if a char value is returned? I think the answer is yes but it would be good to be certain. This means if the char is used in some arithmetic…

    • Answered
    • over 5 years ago
    • Software Tools
    • Arm Development Studio forum
  • How to create configdb entry for debug to conect to coresight using D-STREAM. I put ARMCS-DP in scan chain and try to configure.

    Shaibal Dutta
    Shaibal Dutta

    Hi,

    I am trying to  create configdb entry for debug to conect to coresight using D-STREAM. I put ARMCS-DP in scan chain and try to configure .

    Debug hardware config tool complains Coresight ROM table has failed - failed to read confi item DAP_CONFIG_INFO…

    • over 5 years ago
    • Software Tools
    • Arm Development Studio forum
  • Does DS-5 ultimate evaluation version offer an FVP to ARMv8 executable?

    ashwani
    ashwani

    I have compiled a simple "Hello World" program on DS-5 ultimate evaluation version and couldn't find a bare metal FVP on which I can run it. When I select "ARM FVP->VE_AEMv8x1->Bare Metal Debug->Debug ARMAEMv8-A" in "Connection" tab of "Debug Configuration…

    • over 6 years ago
    • Software Tools
    • Arm Development Studio forum
  • How to run DS-5 project directly on juno development platform

    JUGALA
    JUGALA

    Dear Ronan,

       We recently got a Juno board. We sucessfully done the setup for android on that.(using the steps given in Setting up Android on Juno)

    We are working on some multimedia application, which we want to port it to juno and see the performnace…

    • over 6 years ago
    • Software Tools
    • Arm Development Studio forum
  • Sharing data with juno development platform

    JUGALA
    JUGALA

    Dear friends......

       How do I share data with juno development platfrom board and host system?

    Weather the communication should be via NFS or adb.

    We tried two things,

    1. We connected the juno board via USB configuration port. Then when we did…

    • Answered
    • over 6 years ago
    • Software Tools
    • Arm Development Studio forum
  • table in arm asm

    Umesh Pandey
    Umesh Pandey

    Hi,

    I am currently using ARMv8 DS-5 for development and am unable to find how to define and initialize the variable in arm asm. Specifically, I want to define the following constant variable in asm file:

    const  Word16 tbl[4][8] =

    {

        {   0,   0,  …

    • Answered
    • over 6 years ago
    • Software Tools
    • Arm Development Studio forum
  • ARM Cortex-A53 - How to compile and run (Simulate) an hello world .c code on DS-5 Eclipse Environment?

    Yos
    Yos

    I would like to open a new project under DS-5. I want it to have the following code:

    int main() {

         int a = 7;

         int b = 3;

         for (int i=0; i < a*b; i++)

             a = b+i;…

    • Answered
    • over 6 years ago
    • Software Tools
    • Arm Development Studio forum
  • Facing issues while using debugger ARMAEMv8-A_MP_0 on DS5. How to solve it?

    Nabaneeta
    Nabaneeta

    I am using ARM DS5 Ultimate Edition (Version 5.18.0)

    Target aarch64-arm-none-eabi is being used for compilation.
    I am trying to run the .axf on ARMAEMv8-A_MP_0.
    While running the .axf I am getting this error:-
    ERROR(CMD426): Cannot find symbol to start or…

    • Answered
    • over 6 years ago
    • Software Tools
    • Arm Development Studio forum
  • ARMv8 Foundation Model GICv2 Address Map Overlap?

    Bill Peckham
    Bill Peckham

    Hi,

    I'm looking at the ARMv8 Foundation Model User Guide (ARM DUI 0677C). In section 3.1, Memory Map, the following data appears regarding the address of GICv2 registers:

    0x00_2C00_0000 0x00_2C00_1FFF, GIC Physical CPU interface, GICC, 8KB

    0x00_2C00_1000…

    • Answered
    • over 6 years ago
    • Software Tools
    • Arm Development Studio forum
  • Baremetal AARCH64 application with file IO

    Magesh Devaprakash
    Magesh Devaprakash

    Is it possible to run an baremetal application with fileio on the ARMv8 Foundation model.

    If so do you have example linker script?

    • over 6 years ago
    • Software Tools
    • Arm Development Studio forum
  • Gcc compiler/toochain for ARMv8 ?

    Shankar
    Shankar

    In open source which is gcc cross toolchian available which can support AARCH32 and AARCH64 based on –mabi flag ?

    In gcc documentation, supported values for –mabi are ilp32 and lp64. But when I tried linaro released toolchain crosstool-NG linaro…

    • Answered
    • over 6 years ago
    • Software Tools
    • Arm Development Studio forum
  • Armv8 Foundation simulator

    BAUDOUIN
    BAUDOUIN

    Hi,

    i'm doing some experiments on Aarch64/Aarch32 using the Foundationv8 simulator.

    For starting, i got the linux/bootwrapper/toolchain code from linaro, compiled the software and the linux kernel in 64 bits without any problem.

    Then i started modifications…

    • Answered
    • over 6 years ago
    • Software Tools
    • Arm Development Studio forum
  • Compiler support for arch v7 & arch v8

    techguyz
    techguyz

    Hi all,

    How about the GCC compiler support of ARM arch v8 has been given. Is it full fledged, with all the options provided by ARMCC or it needs to be updated yet in future. I mean support for armcc Vs gcc

    • Answered
    • over 6 years ago
    • Software Tools
    • Arm Development Studio forum
  • ARMv8 Compiler Issue concerning SoftVFP option

    curinga
    curinga

    Hi,

    We are currently using the DS5 ARM C/C++ Compiler for ARMv8, 4.9 [Build 422] and we are facing some issue with the --fpu=SoftVFP option.

    While using this option we have the following error messages:

    Error: C3003E: FPU SoftVFP is incompatible with selected…

    • over 6 years ago
    • Software Tools
    • Arm Development Studio forum
  • how to get ARMv8 model

    zhizhou
    zhizhou

    I'm trying to run example of ds-5 for armv8.

    on this step, I can't find FVP_VE_Cortex-A57x4.so, could anyone tell me how to get ARMv8 model? and what's it? how to install it?

    thanks very much

    "On Linux hosts: ./model_shell <Install dir of…

    • Answered
    • over 6 years ago
    • Software Tools
    • Arm Development Studio forum
  • Entering aarch32 state through software instruction

    Naveen SR
    Naveen SR

    Hi,

    I have a 64bit application running on armv8(foundation model)

    My question is

    1. Can I link aarch32 library to aarch64 application ?

    2. Is there a way to enter aarch32 state when application is running in aarch64 state in Exception level 0 ? I tried…

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