#!/bin/sh
#------------------------------------------------------------------------------
# /etc/rc.d/rc220.i4l - load isdn drivers
#
# Creation:         29.03.2000  fm
# Last Update:  $Id$
#------------------------------------------------------------------------------

CAPI20_CONF=/etc/capi20.conf

init_capi ()
{
    if [ ! -f /var/run/capi_loaded ]
    then
        do_modprobe_if_exists kernel/drivers/isdn/capi capi

        echo "TRACELEVEL 0" > $CAPI20_CONF

        > /var/run/capi_loaded
    fi
}

# $1 = index of driver
# $2 = remote driver
# $3 = IP address for remote CAPI
# $4 = TCP port for remote CAPI
process_remote_capi()
{
    local index=$1 driver=$2 addr=$3 port=$4
    if [ -n "$addr" ]
    then
        init_capi
        echo "REMOTE $driver $addr $port" >> $CAPI20_CONF
    else
        log_error "Remote CAPI type $ISDN_TYPE not initialized as ISDN_${index}_IP is not set"
    fi
}

process_misdn_driver()
{
    local options="debug=1"

    case $ISDN_TYPE
    in
        301) module="hfcmulti";;               # PCI HFC E1, 4S, 8S
        302) module="hfcpci";;                 # PCI HFC-PCI
        303) module="hfcsusb";;                # USB HFCS-USB
        304) module="avmfritz";;               # PCI AVM Fritz!Card
        305) module="mISDNinfineon";;          # PCI Infineon-Chip-Based
        306) module="netjet";;                 # PCI NetJet TJ300/320
        307) module="speedfax";;               # PCI Sedlbauer Speedfax+
        308) module="w6692";;                  # PCI Winbond 6692
        *)
            log_error "Unknown mISDN driver type $ISDN_TYPE"
            return 1
            ;;
    esac

    do_modprobe $module $options

    # configure CAPI
    init_capi
    echo "mISDN $misdn" >> $CAPI20_CONF
    misdn=$((misdn+1))
}

configure_misdn()
{
    # configure mISDN
    if [ $misdn -gt 0 ]
    then
        # for mISDN mdev rule and mISDNcapid below
        group_add dialout
        # re-read mdev.conf as it refers to dialout group
        killall -HUP mdev
        # load mISDN DSP module (used for G3 fax)
        do_modprobe mISDN_dsp
        # start CAPI daemon
        mISDNcapid -D /var/log/mISDNcapid.log
    fi
}

case $OPT_ISDN in
yes)
    begin_script I4L "configuring isdn ..."

    do_modprobe ppp_generic

    misdn=0

    for i in $(seq 1 ${ISDN_N:-0})
    do
        eval ISDN_TYPE=\$ISDN_${i}_TYPE
        eval ISDN_IP=\$ISDN_${i}_IP
        eval ISDN_PORT=\$ISDN_${i}_PORT

        case "$ISDN_TYPE"
        in
            0)           ;; # for backwards compatibility
            160)         process_remote_capi ${i} fritzbox "${ISDN_IP}" ${ISDN_PORT:-5031};;
            161)         process_remote_capi ${i} rcapi "${ISDN_IP}" ${ISDN_PORT:-2662};;
            3[0-9][0-9]) process_misdn_driver;;
        esac
    done

    configure_misdn

    end_script
    ;;
*)
    ISDN_N=0
    ISDN_CIRCUIT_N='0'
    ;;
esac