#!/bin/sh

# main
[ "$1" = "start" ] || exit 0

MASTER_ID=""
MODPROBE_FILES=""
XMODULE=""
BLACKLIST=""
ASOUND_CONF_DIR="/usr/share/lliurex/llxcfg-hwsupport/asound"


for x in $(cat /proc/cmdline); do
   case $x in
      modprobe_conf=*)
         MODPROBE_FILES="${x#modprobe_conf=}"
         ;;
      lliurex_master=*)
         MASTER_ID="${x#lliurex_master=}"
         ;;
      tecra_s3)
         MASTER_ID="PR72"
         ;;
      tecra_s4)
         MASTER_ID="PR73"
         ;;
      tx1320)
         MASTER_ID="PR83"
         ;;
      vesa|VESA)
         XMODULE="vesa"
         ;;
      xmodule=*)
         XMODULE="${x#xmodule=}"
         ;;
      XMODULE=*)
         XMODULE="${x#XMODULE=}"
         ;;
      deny_modules=*)
         BLACKLIST="$(echo ${x#deny_modules=}|tr "," " ")"
         ;;

      m-audio24/96-pci=*)
         ASOUND_DRIVER="ICE1712"
         ASOUND_DEVICE="${x#m-audio-pci=}"
      ;;
      m-audio24/96-pci)
         ASOUND_DRIVER="ICE1712"
         ASOUND_DEVICE=0
      ;;

      m-audio192-pci=*)
         ASOUND_DRIVER="ICE1724"
         ASOUND_DEVICE="${x#m-audio-pci=}"
      ;;
      m-audio192-pci)
         ASOUND_DRIVER="ICE1724"
         ASOUND_DEVICE=0
      ;;

      xonar-d2=*)
         ASOUND_DRIVER="D2"
         ASOUND_DEVICE="${x#xonar-d2=}"
         ;;
      xonar-d2)
         ASOUND_DRIVER="D2"
         ASOUND_DEVICE=0
         ;;
      V8233)
	 ASOUND_DRIVER="V8233"
         ASOUND_DEVICE=0
      ;;     
      V8235)
         ASOUND_DRIVER="V8235"
         ASOUND_DEVICE=0
       ;; 
      V8237)
     	ASOUND_DRIVER="V8237"
	ASOUND_DEVICE=0
      ;;
	 
   esac
done

SYSTEM_VARS_LIST="ASOUND_DRIVER ASOUND_DEVICE JACK_INTERFACE_NAMES JACK_INTERFACE_DEVICES $(llxcfg-listvars  --names |grep "^HWSUPPORT_")"
for v in $SYSTEM_VARS_LIST ; do
   llxcfg-systemvars del "$v"
done

# TODO autodeteccion
if [ -d /proc/asound/ ] ; then
   for d in $(find /proc/asound/ -xtype d -name "card?" |sort -g) ; do
      if [ -r "$d/id" ] ; then
         ASOUND_NAME="$(cat "$d/id")"
         ASOUND_NUMBER=${d##*card}

         if [ -r "$ASOUND_CONF_DIR/$ASOUND_NAME" ] ; then
            JACK_INTERFACE_NAMES="$JACK_INTERFACE_NAMES $ASOUND_NAME"
            JACK_INTERFACE_DEVICES="$JACK_INTERFACE_DEVICES $ASOUND_NUMBER"
	 fi   
	
	 if [ $ASOUND_NAME = "Audiophile192" -o  $ASOUND_NAME = "M2496" ] ; then

            JACK_INTERFACE_NAMES="$JACK_INTERFACE_NAMES $ASOUND_NAME"
            JACK_INTERFACE_DEVICES="$JACK_INTERFACE_DEVICES $ASOUND_NUMBER"
         fi

         if [ -z "$ASOUND_DRIVER" ] ; then
            ASOUND_DRIVER="$ASOUND_NAME"
            ASOUND_DEVICE="$ASOUND_NUMBER"
         fi

      fi
     
   done
fi    


if [ -n "$MASTER_ID" ] ; then
   case $MASTER_ID in
      PR73|pr73)
         MODPROBE_FILES="snd-hda-intel-basic"
         ;;
      OR79|or79|OR73|or73|OR77|or77|OR7A|or7a)
         MODPROBE_FILES="snd-hda-intel-3stack"
         ;;
      PR83|pr83)
      	 BLACKLIST="usbtouchscreen tkusb"
         ;;
      SE72|se72|SE7A|se7a)
         ASOUND_DRIVER="ICE1712"
         ASOUND_DEVICE=0
         ;;	 
      SE82|se82|SE92_36748|se92_36748)
        ASOUND_DRIVER="ICE1724"
        ASOUND_DEVICE=0
         ;;
      	 
      SE92_35810|se92_35810)
         ASOUND_DRIVER="D2"
         ASOUND_DEVICE=0
         ;;
   esac
fi

if [ "$ASOUND_DRIVER" ] && [ "$ASOUND_DEVICE" ] ; then
   CONF_FILE="$ASOUND_CONF_DIR/$ASOUND_DRIVER"
   if [ -r "$CONF_FILE" ] ; then
      cat "$CONF_FILE" |llxcfg-config write asound/asound.conf
      llxcfg-systemvars  add ASOUND_DEVICE=$ASOUND_DEVICE
   fi
   case $ASOUND_DRIVER in
       V8237 |V8235 | V8233)
           llxcfg-systemvars add ASOUND_DRIVER="V823x"
	   #MODPROBE_FILES="$MODPROBE_FILES snd-via82xx"
       ;;
       M2496)
       	    llxcfg-systemvars  add ASOUND_DRIVER="ICE1712"
	     MODPROBE_FILES="$MODPROBE_FILES snd-ice1712"

       ;;
       Audiophile192)
            llxcfg-systemvars  add ASOUND_DRIVER="ICE1724"

       ;;
   esac

fi

if [ "$JACK_INTERFACE_NAMES" -a "$JACK_INTERFACE_DEVICES" ] ; then
   llxcfg-systemvars  add JACK_INTERFACE_NAMES="$JACK_INTERFACE_NAMES" JACK_INTERFACE_DEVICES="$JACK_INTERFACE_DEVICES"
fi

MODPROBE_SOURCE="/usr/share/lliurex/llxcfg-initramfs/modprobe.d"
MODPROBE_TARGET="/etc/modprobe.d"
TARGET_FILE="${MODPROBE_TARGET}/lliurex-hwsupport"
TMP_FILE="$(tempfile)"

rm -f "$TARGET_FILE"

# add forced modules
if [ "$MODPROBE_FILES" ] ; then
   MODPROBE_LIST="$(echo "$MODPROBE_FILES" |tr "," " ")"
   for f in $MODPROBE_LIST ; do
      if [ -r "${MODPROBE_SOURCE}/${f}" ] ; then
         cat "${MODPROBE_SOURCE}/${f}" >> "$TMP_FILE"
      fi
   done
fi

# add blacklisted modules
if [ "$BLACKLIST" ] ; then
   for m in $BLACKLIST ; do
      echo "blacklist $m" >> "$TMP_FILE"
   done
fi

# install the real target
if [ -s "$TMP_FILE" ] ; then 
   mv -f "$TMP_FILE" "$TARGET_FILE"
fi
rm -f "$TMP_FILE"

if [ "$XMODULE" ] ; then
   XMODULE="$(echo "$XMODULE" |tr "[:upper:]" "[:lower:]")"
   llxcfg-xorg-conf set driver "$XMODULE"
else
   llxcfg-xorg-conf unset driver
fi

exit 0