68 lines
1.6 KiB
Bash
68 lines
1.6 KiB
Bash
# Copyright 2007-2008 Roy Marples <roy@marples.name>
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# All rights reserved. Released under the 2-clause BSD license.
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_config_vars="$_config_vars ccwgroup"
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ccwgroup_depend()
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{
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before interface
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}
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ccwgroup_pre_start()
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{
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local ccwgroup="$(_get_array "ccwgroup_${IFVAR}")"
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[ -z "${ccwgroup}" ] && 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 ${ccwgroup}; do
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[ -z "${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 $?
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}
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ccwgroup_pre_stop()
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{
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# Erase any existing ccwgroup to be safe
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service_set_value ccwgroup_device ""
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[ ! -L /sys/class/net/"${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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service_set_value ccwgroup_device "${device}"
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}
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ccwgroup_post_stop()
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{
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local device="$(service_get_value 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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