sysfs-driver-genwqe (2947B)
1What: /sys/class/genwqe/genwqe<n>_card/version 2Date: Oct 2013 3Contact: haver@linux.vnet.ibm.com 4Description: Unique bitstream identification e.g. 5 '0000000330336283.00000000475a4950'. 6 7What: /sys/class/genwqe/genwqe<n>_card/appid 8Date: Oct 2013 9Contact: haver@linux.vnet.ibm.com 10Description: Identifies the currently active card application e.g. 'GZIP' 11 for compression/decompression. 12 13What: /sys/class/genwqe/genwqe<n>_card/type 14Date: Oct 2013 15Contact: haver@linux.vnet.ibm.com 16Description: Type of the card e.g. 'GenWQE5-A7'. 17 18What: /sys/class/genwqe/genwqe<n>_card/curr_bitstream 19Date: Oct 2013 20Contact: haver@linux.vnet.ibm.com 21Description: Currently active bitstream. 1 is default, 0 is backup. 22 23What: /sys/class/genwqe/genwqe<n>_card/next_bitstream 24Date: Oct 2013 25Contact: haver@linux.vnet.ibm.com 26Description: Interface to set the next bitstream to be used. 27 28What: /sys/class/genwqe/genwqe<n>_card/reload_bitstream 29Date: May 2014 30Contact: klebers@linux.vnet.ibm.com 31Description: Interface to trigger a PCIe card reset to reload the bitstream. 32 33 :: 34 35 sudo sh -c 'echo 1 > \ 36 /sys/class/genwqe/genwqe0_card/reload_bitstream' 37 38 If successfully, the card will come back with the bitstream set 39 on 'next_bitstream'. 40 41What: /sys/class/genwqe/genwqe<n>_card/tempsens 42Date: Oct 2013 43Contact: haver@linux.vnet.ibm.com 44Description: Interface to read the cards temperature sense register. 45 46What: /sys/class/genwqe/genwqe<n>_card/freerunning_timer 47Date: Oct 2013 48Contact: haver@linux.vnet.ibm.com 49Description: Interface to read the cards free running timer. 50 Used for performance and utilization measurements. 51 52What: /sys/class/genwqe/genwqe<n>_card/queue_working_time 53Date: Oct 2013 54Contact: haver@linux.vnet.ibm.com 55Description: Interface to read queue working time. 56 Used for performance and utilization measurements. 57 58What: /sys/class/genwqe/genwqe<n>_card/state 59Date: Oct 2013 60Contact: haver@linux.vnet.ibm.com 61Description: State of the card: "unused", "used", "error". 62 63What: /sys/class/genwqe/genwqe<n>_card/base_clock 64Date: Oct 2013 65Contact: haver@linux.vnet.ibm.com 66Description: Base clock frequency of the card. 67 68What: /sys/class/genwqe/genwqe<n>_card/device/sriov_numvfs 69Date: Oct 2013 70Contact: haver@linux.vnet.ibm.com 71Description: Enable VFs (1..15):: 72 73 sudo sh -c 'echo 15 > \ 74 /sys/bus/pci/devices/0000\:1b\:00.0/sriov_numvfs' 75 76 Disable VFs:: 77 78 Write a 0 into the same sysfs entry.