About mmichala

mmichala · 2024-10-25

Hello everyone,I'm developing embedded firmware for stm32mp135f-dk board using Yocto/Bitbake (Kirkstone) with meta-st-stm32mp layer. My question is related to SD card partitions, so please find my flash layout .tsv file below:#OptIdNameTypeIPOffsetBi...

mmichala · 2024-09-06

Hello,I am using Yocto (Kirkstone) to develop linux for my embedded linux device, which is stm32mp135f-dk board. In Yocto build system one can set the IMAGE_ROOTFS_SIZE variable, which (along with IMAGE_ROOTFS_EXTRA_SPACE and IMAGE_OVERHEAD_FACTOR va...

mmichala · 2024-08-08

Hello,I am working with STM32MP135F-DK and Yocto (Kirkstone), using poky, meta-openembedded, meta-st-stm32mp layers. I am creating my custom image for the board. I want to implement OTA to my board and I have chosen swupdate package to achive that. I...

mmichala · 2024-04-19

Hello,we are developing IoT device for which we are planning to use STM32MP135D MPU placed on our custom SoM.To do test before SoM is ready, I have obtained a STM32MP135F-DK. There are some concerns about the 'factory programming' of such device.With...

mmichala · 2023-05-16

Hi all,I would like to design a device with the following features:Dual Gigabit ethernet,Encrypted communication: SNMPv3, HTTPS, SMTPS.I am looking for a SoC that makes it possible to achieve this functionality. After doing some research, I have foun...

mmichala · 2024-10-25

I've moved further and decided to post it here, to help others on their way.The st-image-userfs_%.bbappend filename was invalid, and that's why Bitbake was throwing an error. After changing it to st-image-userfs.bbappend I was able to reset PACKAGE_I...

mmichala · 2024-08-09

Hi @robo1340 !I am using the same stm32mp135f-dk. Where did you find that /etc/fw_env.config? According to fw_env.config.mmc file found in meta-st-stm32mp/recipes-bsp/u-boot/u-boot-fw-config-stm32mp it should be:/dev/disk/by-partlabel/u-boot-env -0x...

mmichala · 2024-08-09

Hello @Christophe Guibout ,thank you for you answer. You are right about "dual copy" strategy, that it should include two copies of bootfs as well. Still, to achive that, I will have to know how to complete tasks 1-3. listed in my orginal post.Today...

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How to clear the default st-image-userfs (remove examples) and populate it with my own files?

How to interpret and compare df -h output to Yocto IMAGE_ROOTFS_SIZE variable

U-boot modifications when using Yocto and meta-st-stm32mp

STM32MP135D factory programming testing using STM32MP135F-DK

Gigabit Ethernet device design and implementation

Re: How to clear the default st-image-userfs (remove examples) and populate it with my own files?

Re: STM32mp135f-dk custom uboot environment not saving properly

Re: U-boot modifications when using Yocto and meta-st-stm32mp