#
  # Small script that visualizes the kernel feature support status
  # of an architecture.
  #
  # (If no arguments are given then it will print the host architecture's status.)
  #

  ARCH=${1:-$(uname -m | sed 's/x86_64/x86/' | sed 's/i386/x86/')}

  
  cd $(dirname $0)
  echo "#"
  echo "# Kernel feature support matrix of the '$ARCH' architecture:"
  echo "#"
  
  for F in */*/arch-support.txt; do
    SUBSYS=$(echo $F | cut -d/ -f1)
    N=$(grep -h "^# Feature name:"        $F | cut -c25-)
    C=$(grep -h "^#         Kconfig:"     $F | cut -c25-)
    D=$(grep -h "^#         description:" $F | cut -c25-)
    S=$(grep -hw $ARCH $F | cut -d\| -f3)
  
    printf "%10s/%-22s:%s| %35s # %s
  " "$SUBSYS" "$N" "$S" "$C" "$D"
  done