mod-usbkbd.sh

   1 #!/bin/sh
   2 USBKBD_RCSID='$Revision$ $Date::                            $'
   3
   4 # geninitrd mod: usbkbd
   5
   6 find_modules_usbkbd() {
   7         debug "Finding USB keyboard modules"
   8
   9         if [ "$(echo /sys/class/input/input*)" = "/sys/class/input/input*" ]; then
  10                 return
  11         fi
  12
  13         local modules i module bInterfaceClass bInterfaceProtocol
  14
  15         for i in /sys/class/input/input*; do
  16                 [ ! -f $i/device/bInterfaceClass -o ! -f $i/device/bInterfaceProtocol ] && continue
  17                 bInterfaceClass=$(cat $i/device/bInterfaceClass)
  18                 bInterfaceProtocol=$(cat $i/device/bInterfaceProtocol)
  19                 if [ "$bInterfaceClass" = "03" -a "$bInterfaceProtocol" = "01" ]; then
  20                         module=$(readlink $i/device/driver/module)
  21                         module=$(basename $module)
  22
  23                         if [ -n "$module" ]; then
  24                                 debug "Found USB Keyboard: $(cat $i/name)"
  25                                 modules="$modules $module"
  26                         fi
  27                 fi
  28         done
  29
  30         if [ -n "$modules" ]; then
  31                 # usb controllers
  32                 for m in $(find_modules_by_class "0c03"); do
  33                         find_module $m
  34                 done
  35
  36                 for m in $modules; do
  37                         find_module $m
  38                 done
  39         fi
  40 }