hwmon /sys/devices/virtual/hwmon/hwmon1/temp1_input
tp_fan /proc/acpi/ibm/fan

(0,  0, 25)
(2,  20, 30)
(3,  25, 31)
(4,  30, 36)
(5,  35, 41)
(6,  40, 47)
(7,  46, 53)
(126, 50, 32767)