• ARM Mali(400) graphics support on non-Linux OS.

    Dear group,

    As far as I know, ARM Mali graphics stack has availability only on Linux and Android.

    If I want to use it for non Linux OS, what is the solution ?

    Does ARM has any standard solution in this scenario ? Did any one had this problem ?

    Does ARM Mali…

  • Mesh buffer binding error?

    What does "Mesh buffer binding error: mCurrentBuffer = 2, binded buffer = 0" mean?

    I get this error in my android app, followed by __egl_set_error:121: [WARNING]Mali EGL errorcode: 300d (which should stand for EGL_BAD_SURFACE)

    Unfortunately,

  • What is the GPU/driver doing if not shading?

    I ran Streamline on the SimpleTriangle example from Mali OpenGL ES SDK for Android v1.6.0. Basically, each frame it renders a triangle, that covers half of the frame. It renders to the default framebuffer. What I observe is, that most of the time is spent…

  • Render to portion of a frame

    I am trying to render to just a rectangular portion of the frame. To my knowledge there are two options for this - glScissors and glViewport.

    When profiling with DS-5 Streamline on both Mali-400 MP and Mali-450 MP, the number of rasterized fragments is…

  • Mali-Txxx performance

    Hi,

    I have been using both the X11 and fbdev drivers (r4p0) on an Odroid-XU3 with Mali-T628, the kernel driver integrated by the vendor (Hardkernel) and the binary blob from armdeveloper website.

    The performance was really bad - especially on fbdev, framerates…

  • Mali-400 functioning with software stack running on Cortex-A53 AARCH64 Linux OS.

    Dear ARM Forum,


    I am working for a ARM Cortex-A53 + Mali based SOC. I am preparing a demo plan for my platform to show Mali-400 functioning with  software stack running on Cortex-A53 AARCH64 Linux OS.

    Thanks in advance, I hope your Expertise and Experience…

  • how to enable all cores of Mali-400 GPU?

    Hi there,

        We are now transplanting our graphics subsystem onto the sunxi-A20 SoC, whose GPU is Mali-400 MP2. But we find that rendering a frame costs about 33ms, which is too slow. And after we did some study on the driver, we found the cause of low…

  • Problems during setup Mali Graphics Debugger on Android 4.1

    System Info

    graphics: Mali-400MP, android version: 4.1.1, Mali Graphics Debugger: 2.0

    when I try to setup the Mali Graphics Debugger  on android device following the user guide.

    the libGLES_mgd say it can't load the libGLES_mali.so (because this library…

  • What is the Linux 3D-Graphics Driver stack with  OpenGLES2.0  supporting for ARM Mali 400 GPU.

    Dear Group ,

    Can some one please provide the complete Linux 3D-Graphics stack which use OpenGLES2.0 with ARM Mali 400 GPU.

    I am trying to figure out the existing Linux software components and porting them for Linux 64 bit.

    Please point some nice document…

  • How to get GPU(mali 400) utilization when system running?

    Hello all,

    My device is samsung S3, and it's GPU is mali 400.

    I want to know the GPU utilization and control GPU frequency when system is running.

    But in /sys/module/mali/parameters, I can't find any file can do this.

    Are there any suggestions??

    Thank…

  • Rendering to RGBA4444, alpha channel weirdness?

    I'm doing rendering of non-color data to an RGBA4444 texture, and I'm seeing some difference in how the output from the alpha channel gets stored in the texture. It seems somehow that the alpha channel gets it's range slightly compressed, leading to higher…

  • what are the Image processing techniques supported by Mali-400 ?

    Hi forum,

    what are the image processing techniques supported by Mali-400?

    I am trying to understand the Image post processing and pre processing capabilities of Mali-400.

    a simple use case is, I have input frame buffet from a camera, want to perform Image…

  • Google Play APK filtering for MALI?

    Hi Mali Devs,

    We are soon releasing a HL based app and are wondering if there's a way to filter for pre ES 3.0 Mali devices (400-MP and friends). Due to the builds targeting this category using ETC1 and Mali not having a proprietary compressed texture…

  • umplock equivalent for Mali-400 dmabuf version

    Really glad to see initial dmabuf support in r4p0, to replace ump, i.e. using this variant string:

    VARIANT=mali400-r1p1-gles11-gles20-linux-monolithic-no_profiling-x11-dma_buf

    Thanks for implementing that!

    I would love to move away from the UMP version but…

  • Mali-400 drivers don't support import texture from DMA-BUF

    I get this strength issues from ODROID

    drivers for Mali-400 don't support

    eglCreateImageKHR with EGL_LINUX_DMA_BUF_EXT

    ?

    but drivers internaly use DMA_BUF

    any reason or workaround for this for this?

    And why UMP is supported and DMA_BUF isn't?

  • Cannot intercept my app with Mali Graphics Debugger

    Hello,

    I just followed the manual but I cannot get the MGD to intercept any call from my app.

    The GUI connects to de daemon though USB but no data is traced.

    I am using Android 4.4.2 and Mali-400 MP.

    Am I missing something?

  • mali-400/450 linux kernel driver drm support

    after I read the code of mali-400/450 linux kernel driver r3p2-01rel4, I have a doubt that if it is really able to support DRM.

    (because of the lack of Mali device, I failed to give a try)

    Take an example from drm_sman_mm, Mali's drm_sman_mm callbacks almost…

  • Rescaling the Mali-400

    Hello, newbie right down to the socks here, but have to ask. From what I've seen most arm cpu/gpu are scaled to to what number of GPU it will use.  I have a Allwinner A31S processor on a device that I know that should be Mali 400 MP4, but it…

  • Very slow shader compilation (Galaxy S3 mini)

    Hi!

    I have a game in Google Play and I'm having problems with (at least) one of the devices, the Galaxy S3 mini with a Mali-400MP.

    There's a shader which takes 20 to 30 seconds to be compiled, leading to users thinking that the device just crashed.…

  • Is there a way to prevent system crash caused by the GPU Mali 400?

    Hi!

    I am not sure if I am right here, but maybe somebody can help me?

    I have an Intenso Tab 814 for my daughter to play.

    It crashes on Subway Surfer (it reboots) after some time.

    I thought this might be a temperature problem, but now I detected this:

    When…

  • glCompileShader taking a long time

    Hello.

    I am working on a game and one of the device (Samsung Galaxy S3 (GT-I9300) with gpu Mali-400MP4, android version 4.0.4) is displaying problems while trying to compile one of the shaders. The gl call glCompileShader takes exceptionally long time…

  • my puzzles about Mali-400/Mali-450 Linux kernel device driver r3p2-01rel4 source

    Hi, all

    When I'm reading mali kernel driver source r3p2-01rel4, I get confused with some code

    * Is the UMP an essential component for Mali linux kernel device driver?

    * There are macros that set up the Mali GPU resources in mali_utgard.h header file…

  • Mali-400 MP driver bug

    Hello.

    I am developing a games for android.
    There is a device Samsung Galaxy S3 with gpu Mali-400MP, android version 4.3.
    I have a problem when rendering buffer in parts. I wrote a test application to demonstrate the problem.


    First I created a vertex b…

  • Is Mali-400 MP GPU Technical Overview/Technical Reference Manual document free to get? If it is, but how could I get it?

    Hi, all

    I have had an access to infocenter.arm.com, but I got nothing but place-holder for Mali-400 MP GPU Technical Overview/TRM.

    I wonder if those document is free to get. And what does it take to get them?

    Best Regards,

    Michael

  • Mali-400 GPU's OpenCL support

    Hi

    I understand that Mali-400 GPU's does not have OpenCL support, can any one share the technical limitations of Mali-400 which limits the OpenCL support.

    Or it can be added ?

    Thanks,

    Mani