Documentation/ABI: Add new attribute for mlxreg-io sysfs interfaces
Add documentation for the new attributes for exposing reset causes for the next type of resets: caused by different watchdog, BIOS reload, ASIC reset request. Signed-off-by: Vadim Pasternak <vadimp@mellanox.com> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
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@ -127,3 +127,23 @@ Description: These files show the system reset cause, as following: ComEx
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the last reset cause.
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The files are read only.
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Date: June 2019
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KernelVersion: 5.3
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Contact: Vadim Pasternak <vadimpmellanox.com>
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Description: These files show the system reset cause, as following:
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COMEX thermal shutdown; wathchdog power off or reset was derived
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by one of the next components: COMEX, switch board or by Small Form
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Factor mezzanine, reset requested from ASIC, reset cuased by BIOS
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reload. Value 1 in file means this is reset cause, 0 - otherwise.
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Only one of the above causes could be 1 at the same time, representing
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only last reset cause.
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The files are read only.
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What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_comex_thermal
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What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_comex_wd
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What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_from_asic
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What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_reload_bios
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What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_sff_wd
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What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_swb_wd
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