1 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/
6 Contact: Vadim Pasternak <vadimpmellanox.com>
7 Description: This file shows ASIC health status. The possible values are:
8 0 - health failed, 2 - health OK, 3 - ASIC in booting state.
10 The files are read only.
12 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/
18 Contact: Vadim Pasternak <vadimpmellanox.com>
19 Description: These files show with which CPLD versions have been burned
20 on carrier and switch boards.
22 The files are read only.
24 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/select_iio
27 Contact: Vadim Pasternak <vadimpmellanox.com>
28 Description: This file allows iio devices selection.
30 Attribute select_iio can be written with 0 or with 1. It
31 selects which one of iio devices can be accessed.
33 The file is read/write.
35 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/psu1_on
36 /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/psu2_on
37 /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/pwr_cycle
38 /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/pwr_down
41 Contact: Vadim Pasternak <vadimpmellanox.com>
42 Description: These files allow asserting system power cycling, switching
43 power supply units on and off and system's main power domain
46 When pwr_cycle is written 1: auxiliary power domain will go
47 down and after short period (about 1 second) up.
48 When psu1_on or psu2_on is written 1, related unit will be
49 disconnected from the power source, when written 0 - connected.
50 If both are written 1 - power supplies main power domain will
52 When pwr_down is written 1, system's main power domain will go
55 The files are write only.
57 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/
69 Contact: Vadim Pasternak <vadimpmellanox.com>
70 Description: These files show the system reset cause, as following: power
71 auxiliary outage or power refresh, ASIC thermal shutdown, halt,
72 hotswap, watchdog, firmware reset, long press power button,
73 short press power button, software reset. Value 1 in file means
74 this is reset cause, 0 - otherwise. Only one of the above
75 causes could be 1 at the same time, representing only last
78 The files are read only.