1 What: /sys/kernel/debug/dell-wmi-ddv 1 What: /sys/kernel/debug/dell-wmi-ddv-<wmi_device_name>/fan_sensor_information
2 Date: September 2022 2 Date: September 2022
3 KernelVersion: 6.1 3 KernelVersion: 6.1
4 Contact: Armin Wolf <W_Armin@gmx.de> 4 Contact: Armin Wolf <W_Armin@gmx.de>
5 Description: 5 Description:
6 This file contains the content !! 6 This file contains the contents of the fan sensor information buffer,
7 buffer, which contains fan sen !! 7 which contains fan sensor entries and a terminating character (0xFF).
8 character (0xFF). <<
9 8
10 Each fan sensor entry contains !! 9 Each fan sensor entry consists of three bytes with an unknown meaning,
11 !! 10 interested people may use this file for reverse-engineering.
12 - fan type (single byte) <<
13 - fan speed in RPM (two bytes, <<
14 <<
15 See Documentation/wmi/devices/ <<
16 11
17 What: /sys/kernel/debug/dell-wmi-ddv 12 What: /sys/kernel/debug/dell-wmi-ddv-<wmi_device_name>/thermal_sensor_information
18 Date: September 2022 13 Date: September 2022
19 KernelVersion: 6.1 14 KernelVersion: 6.1
20 Contact: Armin Wolf <W_Armin@gmx.de> 15 Contact: Armin Wolf <W_Armin@gmx.de>
21 Description: 16 Description:
22 This file contains the content !! 17 This file contains the contents of the thermal sensor information buffer,
23 buffer, which contains thermal !! 18 which contains thermal sensor entries and a terminating character (0xFF).
24 character (0xFF). <<
25 <<
26 Each thermal sensor entry cont <<
27 <<
28 - thermal type (single byte) <<
29 - current temperature (single <<
30 - min. temperature (single byt <<
31 - max. temperature (single byt <<
32 - unknown field (single byte) <<
33 19
34 See Documentation/wmi/devices/ !! 20 Each thermal sensor entry consists of five bytes with an unknown meaning,
>> 21 interested people may use this file for reverse-engineering.
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.