Zenpower

Zenpower is Linux kernel driver for reading temperature, voltage(SVI2), current(SVI2) and power(SVI2) for AMD Zen family CPUs.

Installation

You can install this module via dkms.

Installation commands for Ubuntu

sudo apt install dkms git build-essential linux-headers-$(uname -r)
cd ~
git clone https://github.com/ocerman/zenpower.git
cd zenpower
sudo make dkms-install

Module activation

Because zenpower is using same PCI device as k10temp, you have to disable k10temp first.

1. Check if k10temp is active. lsmod | grep k10temp
2. Unload k10temp sudo modprobe -r k10temp
3. (optional) blacklist k10temp: sudo bash -c 'sudo echo -e "\n# replaced with zenpower\nblacklist k10temp" >> /etc/modprobe.d/blacklist.conf'
4. Activate zenpower sudo modprobe zenpower

Sensors monitoring

You can use this app: zenmonitor, or your favourie sensors monitoring software

Update instructions

1. Unload zenpower sudo modprobe -r zenpower
2. Goto zenpower directory cd ~/zenpower
3. Uninstall old version sudo make dkms-uninstall
4. Update code from git git pull
5. Install new version sudo make dkms-install
6. Activate zenpower sudo modprobe zenpower