#!/bin/bash

# new header not using prereqs
if [ "$1" = "prereqs" ]; then
  echo ""
  exit 0
fi


# Hooks for loading necesary modules for the tcos system into the initramfs
#
. /usr/share/initramfs-tools/hook-functions

. $CONFDIR/initramfs.conf

# read from env vars TCOS_BOOT
TCOS_BOOT=$(env| awk -F "=" '/^TCOS_BOOT=/ {print $2}')
if [ "${TCOS_BOOT}" != "" ]; then
  BOOT=$TCOS_BOOT
fi

if [ "${BOOT}" = "tcos" ]; then

. $CONFDIR/tcos.conf
. $TCOS_DIR/tcos-modules.conf
. $TCOS_DIR/tcos-generation-functions.sh

for tpl in $(tcos_get_templates); do
  _verbose "(tcosmods) loading template $(basename $tpl)"
  . $tpl
done


# load forced settings for derivatives
if [ -d $CONFDIR/conf.d/ ]; then
  for file in $CONFDIR/conf.d/tcos*conf; do
    [ -e $file ] && . $file
  done
fi


TCOS_USB=$(read_env_var "TCOS_USB" "$TCOS_USB")
TCOS_XORG=$(read_env_var "TCOS_XORG" "$TCOS_XORG")
TCOS_SOUND=$(read_env_var "TCOS_SOUND" "$TCOS_SOUND")
TCOS_DISABLE_USB=$(read_env_var "TCOS_DISABLE_USB" "$TCOS_DISABLE_USB")
TCOS_DISABLE_IDE=$(read_env_var "TCOS_DISABLE_IDE" "$TCOS_DISABLE_IDE")



    if [ "$TCOS_USB" != "1" ] ;then
        _echo "   * Not USB support"
        USB_MODULES=""
        TCOS_DISABLE_USB=1
    fi

    if [ "$TCOS_XORG" != "1" ]; then
        _echo "   * Not Xorg support"
        XORG_MODULES=""
    fi


    if [ "$TCOS_SOUND" != "1" ]; then
        _echo "   * Not Sound support"
        SOUND_MODULES=""
    fi

    if [ "$TCOS_SOUND_ISA" != "1" ]; then
       _echo "   * Not Sound ISA modules"
       SOUNDISA_MODULES=""
    else
       #ISADIR=$(find /lib/modules/${TCOS_KERNEL}/ -type d -name isa)
       #SOUNDISA_MODULES=$(find ${ISADIR} -type f -exec basename '{}' \; | sed s/".ko"//g)
       SOUNDISA_MODULES="snd-gusmax snd-gusclassic snd-gusextreme snd-gus-synth snd-gus-lib snd-interwave-stb snd-interwave snd-opl3sa2 snd-als100 snd-miro snd-opti93x snd-opti92x-ad1848 snd-opti92x-cs4231 snd-adlib snd-es18xx snd-dt019x snd-sb8 snd-sb16 snd-es968 snd-sb16-csp snd-sb8-dsp snd-sbawe snd-sb16-dsp snd-sb-common snd-emu8000-synth snd-sgalaxy snd-cs4236-lib snd-cs4231 snd-cs4231-lib snd-cs4236 snd-cs4232 snd-es1688 snd-es1688-lib snd-sscape snd-ad1848-lib snd-ad1848 snd-cmi8330 snd-azt2320 snd-ad1816a snd-wavefront"
    fi

    MODULES="${CORE_MODULES} ${USB_MODULES} ${LIVE_MODULES} ${NETWORK_MODULES}"
    MODULES="${MODULES} ${XORG_MODULES} ${SOUND_MODULES} ${SOUNDISA_MODULES} ${MYTCOS_MODULES} "

    for x in ${MODULES} ; do
      _verbose "(tcosmods) Adding module ${x}"
      #manual_add_modules ${x}
      tcos_manual_add_modules ${x} 
      #force_add_module ${x}
    done

    BLACKLIST_MODULES="${BLACKLIST_MODULES}"

    for x in ${BLACKLIST_MODULES} ; do
      _verbose "(tcosmods) blacklist module ${x}"
      echo "blacklist ${x}" >> ${DESTDIR}/etc/modprobe.d/blacklist-tcos.conf
    done

    # put floppy outside /lib/modules
    mkdir -p $DESTDIR/lib/extramodules
    FLOPPY_MOD=$(modprobe --set-version="${TCOS_KERNEL}" --list "floppy" 2>/dev/null)
    FLOPPY_IDE_MOD=$(modprobe --set-version="${TCOS_KERNEL}" --list "ide-floppy")

    # new modprobe versions return relative PATH
    if [ ! -e "${FLOPPY_MOD}" ] && [ "${FLOPPY_MOD}" != "" ] && [ -e "/lib/modules/${TCOS_KERNEL}/${FLOPPY_MOD}" ]; then
      FLOPPY_MOD="/lib/modules/${TCOS_KERNEL}/${FLOPPY_MOD}"
    fi

    if [ ! -e "${FLOPPY_IDE_MOD}" ] && [ "${FLOPPY_IDE_MOD}" != "" ] && [ -e "/lib/modules/${TCOS_KERNEL}/${FLOPPY_IDE_MOD}" ]; then
      FLOPPY_IDE_MOD="/lib/modules/${TCOS_KERNEL}/${FLOPPY_IDE_MOD}"
    fi
    

    if [ "${FLOPPY_MOD}" != "" ]; then
      # don't use cpifexists
      cp -a "${FLOPPY_MOD}" $DESTDIR/lib/extramodules

      # delete floppy kernel
      rm -f ${DESTDIR}/${FLOPPY_MOD}
    fi

    if [ "${FLOPPY_IDE_MOD}" != "" ]; then
      # don't use cpifexists
      cp -a "${FLOPPY_IDE_MOD}" $DESTDIR/lib/extramodules

      # delete floppy kernel
      rm -f ${DESTDIR}/${FLOPPY_IDE_MOD}
    fi

    if [ "$TCOS_EXTRA_MODULES" != "" ]; then
       TCOS_EXTRA_MODULES=$(echo ${TCOS_EXTRA_MODULES} | sed s/","/" "/g)
       for module in ${TCOS_EXTRA_MODULES}; do
         _echo "   TCOS extra module: adding ${module}"
         tcos_manual_add_modules ${module}
       done
    fi

    if [ "$TCOS_BLACKLIST_MODULES" != "" ]; then
       TCOS_BLACKLIST_MODULES=$(echo ${TCOS_BLACKLIST_MODULES} | sed s/","/" "/g)
       for module in ${TCOS_BLACKLIST_MODULES}; do
         _echo "   TCOS blacklist module: adding ${module}"
         echo "blacklist ${module}" >> ${DESTDIR}/etc/modprobe.d/blacklist-tcos.conf
       done
    fi

    if [ "$TCOS_DISABLE_USB" = "1" ] ;then
       # delete some SCSI and USB stuff because we boot from network
       _echo "   * DISABLE USB : deleting some SCSI and USB kernel modules..."
       rm -rf ${DESTDIR}/lib/modules/${version}/kernel/drivers/usb/
       rm -rf ${DESTDIR}/lib/modules/${version}/kernel/drivers/scsi/
       rm -rf ${DESTDIR}/lib/modules/${version}/kernel/drivers/ieee1394/
       rm -rf ${DESTDIR}/lib/modules/${version}/kernel/drivers/md/
       rm -rf ${DESTDIR}/lib/modules/${version}/kernel/drivers/cdrom/
       rm -rf ${DESTDIR}/lib/modules/${version}/kernel/drivers/block/
       # restore deleted loop module
       tcos_manual_add_modules loop
    fi

    if [ "$TCOS_DISABLE_IDE" = "1" ] ;then
       # delete some IDE and filesystem modules
       _echo "   * DISABLE IDE : deleting some IDE and FS kernel modules..."
       rm -rf ${DESTDIR}/lib/modules/${version}/kernel/fs/reiserfs/
       rm -rf ${DESTDIR}/lib/modules/${version}/kernel/fs/xfs/
       rm -rf ${DESTDIR}/lib/modules/${version}/kernel/fs/ext3/
       rm -rf ${DESTDIR}/lib/modules/${version}/kernel/fs/isofs/
       rm -rf ${DESTDIR}/lib/modules/${version}/kernel/fs/isofs/
       rm -rf ${DESTDIR}/lib/modules/${version}/kernel/drivers/ide/
       rm -rf ${DESTDIR}/lib/modules/${version}/kernel/drivers/ata/
       rm -f ${DESTDIR}/sbin/vgchange
       rm -f ${DESTDIR}/lib/libdevmapper*
    fi


    if [ "$TCOS_CPUFREQ" = "1" ]; then
        # modprobe -l| grep cpufreq_| awk -F"/" '{print $NF}'| sed -e 's/.ko//g'
        CPUFREQ_MODS=$(modprobe --set-version="${TCOS_KERNEL}" --list 2>/dev/null| awk -F"/" '/cpufreq_/ {print $NF}'| sed -e s/".ko"//g)
        CPUFREQ_CPU_MODS=$(modprobe --set-version="${TCOS_KERNEL}" --list 2>/dev/null| awk -F"/" '/cpu\/cpufreq/ {print $NF}' | sed -e s/".ko"//g)
         _echo "   TCOS adding CPUFREQ modules"
        for _mod in $CPUFREQ_MODS; do
            tcos_manual_add_modules $_mod
        done
        for _mod in $CPUFREQ_CPU_MODS; do
            tcos_manual_add_modules $_mod
        done
    fi

fi