fexoff version 22012700
Enable, disable and display XOFF feature settings for FLX-device links,for FULL-mode firmware.
Also displays info about FIFO thresholds crossed (THRESH-X), as well as XON statistics (STATS).
Without keyword '(re)set' the current settings and status are displayed.

Usage: fexoff [-h|V] [-d <devnr>] [-C] [-L <low>] [-H <high>] [-G <lnk>] [set|reset]
  -h         : Show this help text.
  -V         : Show version.
  -d <devnr> : FLX-device to use (default: 0).
  -C         : Clear (latched) XOFF high-threshold-crossed bits.
  -G <lnk>   : Link number (default: all).
  -L <low>   : Set FIFO XOFF low threshold [1..15], in 1/16ths of size.
  -H <high>  : Set FIFO XOFF high threshold [1..15], in 1/16ths of size.
               (options -L/H can not be combined with a set/reset op)
  set        : Enable link XOFF.
  reset      : Disable link XOFF.
