- 20 Oct, 2024
Custom SPI peripheral in QEMU
In previous posts the process for creating a custom memory mapped and I2C peripheral in QEMU was shown. In this post we will go through the process of creating a new SPI peripheral, and userspace support for it. The following things will be coveredSPI support for Cubieboard in QEMU Custom SPI QEMU peripheral Peripheral description Custom peripheral implementation Writing to the device Reading from ...
- 21 Jul, 2024
SWUpdate for Cubieboard QEMU
Software update is an important part of design of modern embedded systems. It allows faster time to market, since fixes, security or stability updates or even new features can be pushed to the devices ...
- 09 Jun, 2024
Integrating support for custom QEMU peripherals in Yocto
In the previous posts a custom memory-mapped peripheral was introduced, together with the Linux device driver for it and a userspace application which can be used to interact with it. Besides the memo ...
- 26 May, 2024
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 ...
- 19 May, 2024
Userspace application for QEMU custom memory-mapped device
This is part 3 of the Linux device driver development post series. In the previous post the structure of a Linux device driver for the custom memory-mapped peripheral in QEMU was shown. In this post w ...