67 lines
1.6 KiB
Bash
67 lines
1.6 KiB
Bash
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# Copyright 2006-2007 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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# Contributed by Roy Marples (uberlord@gentoo.org)
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_config_vars="$_config_vars ccwgroup"
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ccwgroup_depend() {
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before interface
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}
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ccwgroup_pre_start() {
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eval $(_get_array "ccwgroup_${IFVAR}")
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[ $# = "0" ] && return 0
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if [ ! -d /sys/bus/ccwgroup ] ; then
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modprobe qeth
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if [ ! -d /sys/bus/ccwgroup ] ; then
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eerror "ccwgroup support missing in kernel"
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return 1
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fi
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fi
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einfo "Enabling ccwgroup on ${IFACE}"
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local x= ccw= first= layer2=
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for x in "$@" ; do
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[ -z "${first}" ] && first=${x}
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ccw="${ccw}${ccw:+,}${x}"
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done
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if [ -e /sys/devices/qeth/"${first}" ] ; then
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echo "0" > /sys/devices/qeth/"${first}"/online
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else
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echo "${ccw}" > /sys/bus/ccwgroup/drivers/qeth/group
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fi
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eval layer2=\$qeth_layer2_${IFVAR}
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echo "${layer2:-0}" > /sys/devices/qeth/"${first}"/layer2
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echo "1" > /sys/devices/qeth/"${first}"/online
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eend $?
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}
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ccwgroup_pre_stop() {
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# Erase any existing ccwgroup to be safe
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save_options ccwgroup_device ""
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[ ! -L /sys/class/net/"${FACE}"/driver ] && return 0
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local driver="$(readlink /sys/class/net/"${IFACE}"/driver)"
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case "${diver}" in
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*/bus/ccwgroup/*) ;;
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*) return 0 ;;
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esac
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local device="$(readlink /sys/class/net/"${IFACE}"/device)"
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device=${device##*/}
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save_options ccwgroup_device "${device}"
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}
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ccwgroup_post_stop() {
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local device="$(get_options ccwgroup_device)"
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[ -z "${device}" ] && return 0
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einfo "Disabling ccwgroup on ${iface}"
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echo "0" > /sys/devices/qeth/"${device}"/online
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echo "1" > /sys/devices/qeth/"${device}"/ungroup
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eend $?
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}
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# vim: set ts=4 :
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