About Macdog

Macdog · 2023-07-07

Could someone point me to some documentation about how to control the oversampling for ADC1 and ADC2 for the STM32MP157C? Using OpenSTLinux 4.1.0, buildroot. I looked around but couldn't find anything. Thanks!

Macdog · 2023-05-10

Hello,Sorry for a long post this needs some context.I've been configuring and testing OP-TEE from the following guide:https://wiki.st.com/stm32mpu/wiki/How_to_configure_OP-TEEI'm using the STMicro fork of optee_os (tag 3.16.0-stm32mp-r2), and the OP-...

Macdog · 2023-03-20

I have (I believe) installed all the prerequisites and added the paths to STM32CubeMX and STMCUFinder. However I cannot use the extension as the commands are not available.If I try to run the command via the command palette, I get a "command not f...

Macdog · 2023-02-06

We recently udated from OpenSTLinux v2.1 to v4.1. The boot chain is solid, but occasionally we are getting TEE aborts (trace listed below). I am not sure exactly how to debug this, any help would be appreciated. E/TC:1 E/TC:1 Core data-abort a...

Macdog · 2020-11-11

We have a custom board based on the STM32MP157 series, and are trying to get the TF-A boot chain working. We have downloaded and compiled the linux kernel, u-boot, and arm-trusted-firmware for the STLinux ecosystem v2. We can boot to u-boot, and th...

Macdog · 2023-07-07

You will most likely need to take STMicro's OPTEE reference software and make some changes. It may be possible to remove the power management features using a build configuration flag, but it may require some code changes as well. I ran into a s...

Macdog · 2023-06-08

@WSief.1 , did you figure this out? The firmware and optee nodes are part of the uboot.dtb device tree that is a component of the fip.bin file. They are defined in u-boot/arch/arm/dts/stm32mp151.dtsi. I'd check the uboot and fip build process....

Macdog · 2023-06-01

Thank you both @Erwan SZYMANSKI and @PatrickF for your help regarding this matter. Let's close this out.

Macdog · 2023-05-31

Hi @PatrickF and @Erwan SZYMANSKI ,Thank you both for all the assistance. I have conflicting information from you concerning the STM32MP15x hardware RNG compliance and NIST testing.@PatrickF - quote from above"The RNG HW is fully compliant a...

Macdog · 2023-05-24

@Erwan SZYMANSKI ,Thanks for your quick response on this issue. I applied the patch and the suspicious runs of zeros are gone. I also tested generating 4k random bytes per TA call and it all looks good to me. Before closing this out, I do have ...

User statistics

User Activity

STM32MP15x ADC Oversample

OP-TEE RNG Oddity

How to install for windows 10?

OPTEE Core data-abort problem.

STLinux Ecosystem v2 boot chain problems.

Re: STM32MP135 ST PMIC Driver panic

Re: Issues in OPTEE (bootloader)

Re: OP-TEE RNG Oddity

Re: OP-TEE RNG Oddity

Re: OP-TEE RNG Oddity