Showing Posts With Tag

I2c

Extending custom QEMU peripherals with properties that can be changed during runtime for interactivity and PyQt6 application for easy manipulation.

02 Aug, 2025
- Tutorial

QEMU custom peripheral properties

In the QEMU TMP105 QMP interaction newsletter the interaction with an emulated QEMU component via QMP and properties was shown. Using Python and QMP it was possible to change the temperature that the ...

Rust userspace application for QEMU custom peripherals

Rust userspace application using smol for multiple threads, used to interact with custom QEMU peripherals: memory-mapped, I2C and SPI.

10 Jul, 2025
- Tutorial

Rust userspace application for QEMU custom peripherals

After working with C, C++ and Python for more than 15 years, I got the opportunity to work with Rust at my current workplace (while still working primarily on Yocto and Linux). It has been a pleasant ...

Instructions on creating a new I2C peripheral in QEMU, as well as adding userspace software support for it, and testing the complete setup.

26 May, 2024
- Tutorial

Custom I2C peripheral in QEMU

QEMU supports creating various peripherals, not only the memory-mapped shown in previous posts. In this post we will go through the process of creating a new I2C peripheral, and userspace support for ...