make_ethtool_modes_h.sh

   1 #!/bin/sh
   2
   3 CC="$1"
   4 [ -n "$TARGET_CC_NOCACHE" ] && CC="$TARGET_CC_NOCACHE"
   5
   6 cat <<EOF
   7 #include <linux/ethtool.h>
   8
   9 #define ETHTOOL_MODE_FULL(_speed, _mode) {                                      \\
  10         .speed = (_speed),                                                      \\
  11         .bit_half = -1,                                                         \\
  12         .bit_full = ETHTOOL_LINK_MODE_ ## _speed ## base ## _mode ## _Full_BIT, \\
  13         .name = #_speed "base" #_mode,                                          \\
  14 }
  15
  16 #define ETHTOOL_MODE_HALF(_speed, _mode) {                                      \\
  17         .speed = (_speed),                                                      \\
  18         .bit_half = ETHTOOL_LINK_MODE_ ## _speed ## base ## _mode ## _Half_BIT, \\
  19         .bit_full = -1,                                                         \\
  20         .name = #_speed "base" #_mode,                                          \\
  21 }
  22
  23 #define ETHTOOL_MODE_BOTH(_speed, _mode) {                                      \\
  24         .speed = (_speed),                                                      \\
  25         .bit_half = ETHTOOL_LINK_MODE_ ## _speed ## base ## _mode ## _Half_BIT, \\
  26         .bit_full = ETHTOOL_LINK_MODE_ ## _speed ## base ## _mode ## _Full_BIT, \\
  27         .name = #_speed "base" #_mode,                                          \\
  28 }
  29
  30 static const struct {
  31         unsigned int speed;
  32         int bit_half;
  33         int bit_full;
  34         const char *name;
  35 } ethtool_modes[] = {
  36 EOF
  37
  38 echo "#include <linux/ethtool.h>" | "$CC" -E - | \
  39         grep "ETHTOOL_LINK_MODE_[0-9]*base[A-Za-z0-9]*_...._BIT.*" | \
  40         sed -r 's/.*ETHTOOL_LINK_MODE_([0-9]*)base([A-Za-z0-9]*)_(....)_BIT.*/\1 \2 \3/' | \
  41         sort -u | LC_ALL=C sort -r -g | ( gothalf=0 ; while read -r speed mode duplex; do
  42                 if [ "$duplex" = "Half" ]; then
  43                         if [ "$gothalf" = "1" ]; then
  44                                 printf "%s" "$speed \tETHTOOL_MODE_HALF($p_speed, $p_mode),\n"
  45                         fi
  46                         gothalf=1
  47                 elif [ "$duplex" = "Full" ]; then
  48                         if [ "$gothalf" = "1" ]; then
  49                                 if [ "$p_speed" = "$speed" ] && [ "$p_mode" = "$mode" ]; then
  50                                         printf "%d \t%s\n" "$speed" "ETHTOOL_MODE_BOTH($speed, $mode),"
  51                                 else
  52                                         printf "%d \t%s\n" "$p_speed" "ETHTOOL_MODE_HALF($p_speed, $p_mode),"
  53                                         printf "%d \t%s\n" "$speed" "ETHTOOL_MODE_FULL($speed, $mode),"
  54                                 fi
  55                                 gothalf=0
  56                         else
  57                                 printf "%d \t%s\n" "$speed" "ETHTOOL_MODE_FULL($speed, $mode),"
  58                         fi
  59                 else
  60                         continue
  61                 fi
  62                 p_speed="$speed"
  63                 p_mode="$mode"
  64         done ; [ "$gothalf" = "1" ] && printf "%d \t%s\n" "$p_speed" "ETHTOOL_MODE_HALF($p_speed, $p_mode)," ) | \
  65         LC_ALL=C sort -g | sed -r 's/[0-9]* (.*)/\1/'
  66 echo "};"