STM32 MPUs Embedded software and solutions

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Resolved! How to send and receive structured data using /dev/ttyRPMSG0 in openstlinux-4.19-thud-mp1-19-10-09 running openstlinux-eglfs distro on an STM32MP157C-DK2.

I've included the stock OpenAMP echo code for the M4 from CubeIDE 1.10-2 and am able to echo a message to /dev/ttyRPMSG0 and have cat print the echoed message.I've written a simple app in C to open the RPMSG0 device, write(2) a structure and then rea...

PWilk.2 by Associate II
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Optimization boot time

Hi! I am following the tutorial How to optimize the boot time for stm32mp157c-ev1 I have enabled FastMap but the time is not reduce (about 10s to attaching ubi) I want to avoid attaching ubi... Is it posible load kernel and device tree in nand using ...

AVazquez by Associate III
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Crypto API

Trying to build image using unmodified distribution package. Hardware crypto devices are enabled in config:root@stm32mp1:/etc# zcat /proc/config.gz | grep CONFIG_CRYPTO_DEV_STM32CONFIG_CRYPTO_DEV_STM32_CRC=yCONFIG_CRYPTO_DEV_STM32_HASH=yCONFIG_CRYPTO...

FreeRTOS memory issue

Hello,I use STM32MP157C-DK2 board with freeRTOS.I run my bord in engeneering mode with default freeRTOS parameters provided by cubeMXI create tree threads in my application but the last does not start.May be it is a memory space problem. So I try to ...

ABous.1 by Associate III
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  • 1 replies
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Poor OpenGL performance

I've run a simple graphical program with Mono and OpenTK. It contains a simple fragment shader (demo). One frame renders about 7 seconds and CPU usage is 100%. Is it normal?vec2 p = ( gl_FragCoord.xy / resolution.xy ) - 0.5; float sx = (amp)*1.9 * si...