#!/bin/sh -e
#
# ST-Ericsson Snowball board peripherial setup script
#
#

# (Limited) OTG HOST support
start_musb() {
    modprobe g_multi
}
stop_musb() {
    modprobe -r g_multi
}

# Bluetooth
start_bluetooth() {
    hciattach -a 23 -s 115200 /dev/ttyAMA0 cg2900 115200 flow
    sleep 4
    hciconfig hci0 up
}
stop_bluetooth() {
    killall hciattach
}

# WLAN (requires Bluetooth to be running currently!)
start_wlan() {
    if [ "$WLAN_MAC" ]
    then
        modprobe cw1200_wlan macaddr=$WLAN_MAC
    else
        modprobe cw1200_wlan
    fi
}
stop_wlan() {
    modprobe -r cw1200_wlan
}

# AV8100 output mode
# 0 = HDMI (default)
# 1 = CVBS
# 2 = DVI-D 
set_av8100_mode() {
    if [ "$AV8100_MODE" ]
    then
        echo $AV8100_MODE > /sys/devices/av8100_hdmi.3/hdmisdtvswitch
    fi
}

# Configuration options:
#  - a line with 'WLAN_MAC=0x00,0x80,0xe1,0xb6,0xaf,0xed' sets WLAN MAC
#  - a line with 'AV8100_MODE=N' selects AV8100 mode
if [ -e /etc/snowballrc ]
then
    . /etc/snowballrc
fi


case "$1" in
start)
    start_musb
    start_bluetooth
    start_wlan
    set_av8100_mode
    ;;

stop)
    stop_musb
    stop_bluetooth
    stop_wlan
    ;;
force-reload|restart)
    stop_musb
    stop_bluetooth
    stop_wlan
    sleep 5
    start_musb
    start_bluetooth
    start_wlan
    set_av8100_mode
    ;;
*)
    echo "Usage: $0 {start|stop|restart}"
    ;;
esac

exit 0