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What: /sys/class/mei/
Date: May 2014
KernelVersion: 3.17
Contact: Tomas Winkler <tomas.winkler@intel.com>
Description:
The mei/ class sub-directory belongs to mei device class
What: /sys/class/mei/meiN/
Date: May 2014
KernelVersion: 3.17
Contact: Tomas Winkler <tomas.winkler@intel.com>
Description:
The /sys/class/mei/meiN directory is created for
each probed mei device
What: /sys/class/mei/meiN/fw_status
Date: Nov 2014
KernelVersion: 3.19
Contact: Tomas Winkler <tomas.winkler@intel.com>
Description: Display fw status registers content
The ME FW writes its status information into fw status
registers for BIOS and OS to monitor fw health.
The register contains running state, power management
state, error codes, and others. The way the registers
are decoded depends on PCH or SoC generation.
Also number of registers varies between 1 and 6
depending on generation.
What: /sys/class/mei/meiN/hbm_ver
Date: Aug 2016
KernelVersion: 4.9
Contact: Tomas Winkler <tomas.winkler@intel.com>
Description: Display the negotiated HBM protocol version.
The HBM protocol version negotiated
between the driver and the device.
What: /sys/class/mei/meiN/hbm_ver_drv
Date: Aug 2016
KernelVersion: 4.9
Contact: Tomas Winkler <tomas.winkler@intel.com>
Description: Display the driver HBM protocol version.
The HBM protocol version supported by the driver.
What: /sys/class/mei/meiN/tx_queue_limit
Date: Jan 2018
KernelVersion: 4.16
Contact: Tomas Winkler <tomas.winkler@intel.com>
Description: Configure tx queue limit
Set maximal number of pending writes
per opened session.
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