1*f193f798SVadim PasternakWhat: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/ 2*f193f798SVadim Pasternak asic_health 3*f193f798SVadim Pasternak 4*f193f798SVadim PasternakDate: June 2018 5*f193f798SVadim PasternakKernelVersion: 4.19 6*f193f798SVadim PasternakContact: Vadim Pasternak <vadimpmellanox.com> 7*f193f798SVadim PasternakDescription: This file shows ASIC health status. The possible values are: 8*f193f798SVadim Pasternak 0 - health failed, 2 - health OK, 3 - ASIC in booting state. 9*f193f798SVadim Pasternak 10*f193f798SVadim Pasternak The files are read only. 11*f193f798SVadim Pasternak 12*f193f798SVadim PasternakWhat: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/ 13*f193f798SVadim Pasternak cpld1_version 14*f193f798SVadim Pasternak cpld2_version 15*f193f798SVadim Pasternak 16*f193f798SVadim PasternakDate: June 2018 17*f193f798SVadim PasternakKernelVersion: 4.19 18*f193f798SVadim PasternakContact: Vadim Pasternak <vadimpmellanox.com> 19*f193f798SVadim PasternakDescription: These files show with which CPLD versions have been burned 20*f193f798SVadim Pasternak on carrier and switch boards. 21*f193f798SVadim Pasternak 22*f193f798SVadim Pasternak The files are read only. 23*f193f798SVadim Pasternak 24*f193f798SVadim PasternakWhat: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/select_iio 25*f193f798SVadim PasternakDate: June 2018 26*f193f798SVadim PasternakKernelVersion: 4.19 27*f193f798SVadim PasternakContact: Vadim Pasternak <vadimpmellanox.com> 28*f193f798SVadim PasternakDescription: This file allows iio devices selection. 29*f193f798SVadim Pasternak 30*f193f798SVadim Pasternak Attribute select_iio can be written with 0 or with 1. It 31*f193f798SVadim Pasternak selects which one of iio devices can be accessed. 32*f193f798SVadim Pasternak 33*f193f798SVadim Pasternak The file is read/write. 34*f193f798SVadim Pasternak 35*f193f798SVadim PasternakWhat: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/psu1_on 36*f193f798SVadim Pasternak /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/psu2_on 37*f193f798SVadim Pasternak /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/pwr_cycle 38*f193f798SVadim Pasternak /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/pwr_down 39*f193f798SVadim PasternakDate: June 2018 40*f193f798SVadim PasternakKernelVersion: 4.19 41*f193f798SVadim PasternakContact: Vadim Pasternak <vadimpmellanox.com> 42*f193f798SVadim PasternakDescription: These files allow asserting system power cycling, switching 43*f193f798SVadim Pasternak power supply units on and off and system's main power domain 44*f193f798SVadim Pasternak shutdown. 45*f193f798SVadim Pasternak Expected behavior: 46*f193f798SVadim Pasternak When pwr_cycle is written 1: auxiliary power domain will go 47*f193f798SVadim Pasternak down and after short period (about 1 second) up. 48*f193f798SVadim Pasternak When psu1_on or psu2_on is written 1, related unit will be 49*f193f798SVadim Pasternak disconnected from the power source, when written 0 - connected. 50*f193f798SVadim Pasternak If both are written 1 - power supplies main power domain will 51*f193f798SVadim Pasternak go down. 52*f193f798SVadim Pasternak When pwr_down is written 1, system's main power domain will go 53*f193f798SVadim Pasternak down. 54*f193f798SVadim Pasternak 55*f193f798SVadim Pasternak The files are write only. 56*f193f798SVadim Pasternak 57*f193f798SVadim PasternakWhat: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/ 58*f193f798SVadim Pasternak reset_aux_pwr_or_ref 59*f193f798SVadim Pasternak reset_asic_thermal 60*f193f798SVadim Pasternak reset_hotswap_or_wd 61*f193f798SVadim Pasternak reset_fw_reset 62*f193f798SVadim Pasternak reset_long_pb 63*f193f798SVadim Pasternak reset_main_pwr_fail 64*f193f798SVadim Pasternak reset_short_pb 65*f193f798SVadim Pasternak reset_sw_reset 66*f193f798SVadim PasternakDate: June 2018 67*f193f798SVadim PasternakKernelVersion: 4.19 68*f193f798SVadim PasternakContact: Vadim Pasternak <vadimpmellanox.com> 69*f193f798SVadim PasternakDescription: These files show the system reset cause, as following: power 70*f193f798SVadim Pasternak auxiliary outage or power refresh, ASIC thermal shutdown, 71*f193f798SVadim Pasternak hotswap or watchdog, firmware reset, long press power button, 72*f193f798SVadim Pasternak short press power button, software reset. Value 1 in file means 73*f193f798SVadim Pasternak this is reset cause, 0 - otherwise. Only one of the above 74*f193f798SVadim Pasternak causes could be 1 at the same time, representing only last 75*f193f798SVadim Pasternak reset cause. 76*f193f798SVadim Pasternak 77*f193f798SVadim Pasternak The files are read only. 78