linuxdebug/Documentation/ABI/testing/sysfs-driver-genwqe

79 lines
2.9 KiB
Plaintext

What: /sys/class/genwqe/genwqe<n>_card/version
Date: Oct 2013
Contact: haver@linux.vnet.ibm.com
Description: Unique bitstream identification e.g.
'0000000330336283.00000000475a4950'.
What: /sys/class/genwqe/genwqe<n>_card/appid
Date: Oct 2013
Contact: haver@linux.vnet.ibm.com
Description: Identifies the currently active card application e.g. 'GZIP'
for compression/decompression.
What: /sys/class/genwqe/genwqe<n>_card/type
Date: Oct 2013
Contact: haver@linux.vnet.ibm.com
Description: Type of the card e.g. 'GenWQE5-A7'.
What: /sys/class/genwqe/genwqe<n>_card/curr_bitstream
Date: Oct 2013
Contact: haver@linux.vnet.ibm.com
Description: Currently active bitstream. 1 is default, 0 is backup.
What: /sys/class/genwqe/genwqe<n>_card/next_bitstream
Date: Oct 2013
Contact: haver@linux.vnet.ibm.com
Description: Interface to set the next bitstream to be used.
What: /sys/class/genwqe/genwqe<n>_card/reload_bitstream
Date: May 2014
Contact: klebers@linux.vnet.ibm.com
Description: Interface to trigger a PCIe card reset to reload the bitstream.
::
sudo sh -c 'echo 1 > \
/sys/class/genwqe/genwqe0_card/reload_bitstream'
If successfully, the card will come back with the bitstream set
on 'next_bitstream'.
What: /sys/class/genwqe/genwqe<n>_card/tempsens
Date: Oct 2013
Contact: haver@linux.vnet.ibm.com
Description: Interface to read the cards temperature sense register.
What: /sys/class/genwqe/genwqe<n>_card/freerunning_timer
Date: Oct 2013
Contact: haver@linux.vnet.ibm.com
Description: Interface to read the cards free running timer.
Used for performance and utilization measurements.
What: /sys/class/genwqe/genwqe<n>_card/queue_working_time
Date: Oct 2013
Contact: haver@linux.vnet.ibm.com
Description: Interface to read queue working time.
Used for performance and utilization measurements.
What: /sys/class/genwqe/genwqe<n>_card/state
Date: Oct 2013
Contact: haver@linux.vnet.ibm.com
Description: State of the card: "unused", "used", "error".
What: /sys/class/genwqe/genwqe<n>_card/base_clock
Date: Oct 2013
Contact: haver@linux.vnet.ibm.com
Description: Base clock frequency of the card.
What: /sys/class/genwqe/genwqe<n>_card/device/sriov_numvfs
Date: Oct 2013
Contact: haver@linux.vnet.ibm.com
Description: Enable VFs (1..15)::
sudo sh -c 'echo 15 > \
/sys/bus/pci/devices/0000\:1b\:00.0/sriov_numvfs'
Disable VFs::
Write a 0 into the same sysfs entry.