#!/bin/sh
#
# configure kernel modules for TI DSP based gstreamer plugin
#

# Disable XDM 0.9 elements
export GST_TI_TIViddec_DISABLE=1
export GST_TI_TIAuddec_DISABLE=1
export GST_TI_TIVidenc_DISABLE=1
export GST_TI_TIImgdec_DISABLE=1
export GST_TI_TIImgenc_DISABLE=1

load_module() {
    # insert cmemk, tell it to occupy physical 118MB-128MB.
    #
    # CMEM Allocation
    #    1x5250000 Circular buffer
    #    2x829440  Video buffers (max D1 PAL)
    #    3x1036800 Video buffers (larger size needed for MPEG4 encoder)
    #    1x8192    Underlying software components (codecs, etc.)
    #    1x1       Dummy buffer used during final flush
    modprobe cmemk phys_start=0x87600000 phys_end=0x88000000 \
        pools=1x5250000,2x829440,3x1036800,1x8192,1x1

    # Notes on using the "playbin" element:
    # -------------------------------------
    #    Playbin requires one 6 video buffers, and we have only allocated five.
    #    If you replace the "2x829440,3x1036800" with "6x829440" it should work, but
    #    you will not be able to use the MPEG4 encoder.
    #
    #insmod cmemk.ko phys_start=0x87600000 phys_end=0x88000000 \
    #    pools=1x5250000,6x829440,1x8192,1x1

    # insert dsplinkk
    modprobe dsplinkk

    # make /dev/dsplink
    rm -f /dev/dsplink
    mknod /dev/dsplink c `awk "\\$2==\"dsplink\" {print \\$1}" /proc/devices` 0
}

unload_module() {
   rmmod cmemk
   rmmod dsplinkk
   rm -f /dev/dsplink
}

case "$1" in
      start) 
             echo -n "Loading kernel modules for gstreamer-ti... "
             load_module
             echo "  done"
             ;;
       stop) 
             echo -n "Unloading kernel module ..."
             unload_module
             echo "   done"
             ;;
        restart) 
             echo -n "Unloading kernel module ..."
             unload_module
             echo "   done"
             echo -n "Loading kernel modules for gstreamer-ti... "
             load_module
             echo "  done"
             ;;
        *)
             echo "$0 <start/stop/restart>"
             ;;
esac