CorsairPSU is a simple hwmon Linux kernel module for Corsair RMi and HXi Series PSUs to view power usage, and more info about your PSU.
All values are exposed using the sysfs interface (/sys/class/hwmon/hwmon*/).
Sensors, except a few custom attributes, can also be viewed with the sensors command.
$ sensors
corsairpsu-hid-3-3
Adapter: HID adapter
voltage supply: 230.00 V
voltage 12v: 12.09 V (min = +8.41 V, max = +15.59 V)
voltage 5v: 5.01 V (min = +3.50 V, max = +6.50 V)
voltage 3.3v: 3.30 V (min = +2.31 V, max = +4.30 V)
fan rpm: 0 RPM
temp1: +29.8°C (high = +70.0°C)
temp2: +20.0°C (high = +70.0°C)
power total: 70.00 W
power 12v: 50.00 W
power 5v: 14.00 W
power 3.3v: 7.00 W
current 12v: 4.75 A (max = +65.00 A)
current 5v: 2.81 A (max = +40.00 A)
current 3.3v: 2.25 A (max = +40.00 A)
$ cat /sys/class/hwmon/hwmon3/current_uptime
6884
$ cat /sys/class/hwmon/hwmon3/total_uptime
23216087
$ cat /sys/class/hwmon/hwmon3/ocp_mode
2This driver should work with any Corsair i-CUE PSU.
- RM650i
- RM750i
- RM850i
- RM1000i
- HX650i
- HX750i
- HX850i
- HX1000i
- HX1200i
Basic install
make
sudo insmod corsairpsu.koor with DKMS
sudo apt install dkms git build-essential linux-headers-$(uname -r)
sudo make dkms-install
sudo modprobe corsairpsuBasic uninstall
sudo rmmod corsairpsuor with DKMS
sudo modprobe -r corsairpsu
sudo make dkms-uninstallmake
sudo rmmod corsairpsu; sudo insmod corsairpsu.ko; sensors | grep corsairpsu -A 15
sudo modprobe usbmon; sudo wireshark