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*/
17 Contact: Vadim Pasternak <vadimpmellanox.com>
18 Description: These files show with which CPLD versions have been burned
19 on carrier and switch boards.
21 The files are read only.
23 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/
28 Contact: Vadim Pasternak <vadimpmellanox.com>
29 Description: These files show with which CPLD versions have been burned
32 The files are read only.
34 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/
39 Contact: Vadim Pasternak <vadimpmellanox.com>
40 Description: These files enable and disable the access to the JTAG domain.
41 By default access to the JTAG domain is disabled.
43 The file is read/write.
45 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/select_iio
48 Contact: Vadim Pasternak <vadimpmellanox.com>
49 Description: This file allows iio devices selection.
51 Attribute select_iio can be written with 0 or with 1. It
52 selects which one of iio devices can be accessed.
54 The file is read/write.
56 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/psu1_on
57 /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/psu2_on
58 /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/pwr_cycle
59 /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/pwr_down
62 Contact: Vadim Pasternak <vadimpmellanox.com>
63 Description: These files allow asserting system power cycling, switching
64 power supply units on and off and system's main power domain
67 When pwr_cycle is written 1: auxiliary power domain will go
68 down and after short period (about 1 second) up.
69 When psu1_on or psu2_on is written 1, related unit will be
70 disconnected from the power source, when written 0 - connected.
71 If both are written 1 - power supplies main power domain will
73 When pwr_down is written 1, system's main power domain will go
76 The files are write only.
78 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/
90 Contact: Vadim Pasternak <vadimpmellanox.com>
91 Description: These files show the system reset cause, as following: power
92 auxiliary outage or power refresh, ASIC thermal shutdown, halt,
93 hotswap, watchdog, firmware reset, long press power button,
94 short press power button, software reset. Value 1 in file means
95 this is reset cause, 0 - otherwise. Only one of the above
96 causes could be 1 at the same time, representing only last
99 The files are read only.
101 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/
105 reset_voltmon_upgrade_fail
109 Contact: Vadim Pasternak <vadimpmellanox.com>
110 Description: These files show the system reset cause, as following: ComEx
111 power fail, reset from ComEx, system platform reset, reset
112 due to voltage monitor devices upgrade failure,
113 Value 1 in file means this is reset cause, 0 - otherwise.
114 Only one bit could be 1 at the same time, representing only
115 the last reset cause.
117 The files are read only.