You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
95 lines
2.7 KiB
95 lines
2.7 KiB
#!/bin/sh
|
|
|
|
# config file syntax:
|
|
# deviceno sysfs_opts...
|
|
#
|
|
# Examples:
|
|
# 0.0.0203 readonly=1 failfast=1
|
|
# 0.0.0204
|
|
# 0.0.0205 erplog=1
|
|
|
|
[ -z "$DEVPATH" ] && exit 0
|
|
[ "$ACTION" != "add" ] && exit 0
|
|
|
|
CHANNEL=${DEVPATH##*/}
|
|
|
|
CONFIG=/etc/dasd.conf
|
|
PATH=/sbin:/bin
|
|
export PATH
|
|
|
|
warn() {
|
|
[ -e /dev/kmsg ] && echo "<4>dasdconf.sh Warning: $@" > /dev/kmsg
|
|
echo "dasdconf.sh Warning: $@" >&2
|
|
}
|
|
|
|
if [ -f "$CONFIG" ]; then
|
|
if [ ! -d /sys/bus/ccw/drivers/dasd-eckd ] && [ ! -d /sys/bus/ccw/drivers/dasd-fba ]; then
|
|
#warn "No dasd-eckd or dasd-eckd loaded"
|
|
exit 0
|
|
fi
|
|
sed 'y/ABCDEF/abcdef/' < $CONFIG | while read line; do
|
|
case $line in
|
|
\#*) ;;
|
|
*)
|
|
[ -z "$line" ] && continue
|
|
set $line
|
|
|
|
# if we are in single add mode, only add the new CHANNEL
|
|
[ "$SUBSYSTEM" = "ccw" ] && [ "$1" != "$CHANNEL" ] && continue
|
|
|
|
DEVICE=$1
|
|
SYSFSPATH=
|
|
|
|
if [ -r "/sys/bus/ccw/drivers/dasd-eckd/$DEVICE" ]; then
|
|
SYSFSPATH="/sys/bus/ccw/drivers/dasd-eckd/$DEVICE"
|
|
elif [ -r "/sys/bus/ccw/drivers/dasd-fba/$DEVICE" ]; then
|
|
SYSFSPATH="/sys/bus/ccw/drivers/dasd-fba/$DEVICE"
|
|
else
|
|
# if we are in single add mode, this is a failure!
|
|
[ "$SUBSYSTEM" = "ccw" ] && warn "Could not find $DEVICE in sysfs"
|
|
continue
|
|
fi
|
|
|
|
# skip already onlined devices
|
|
if [ "$(cat $SYSFSPATH/online)" = "1" ]; then
|
|
if [ "$SUBSYSTEM" = "ccw" ]; then
|
|
# if we are in single add mode, we should not touch the device
|
|
warn "$DEVICE is already online, not configuring"
|
|
exit 0
|
|
fi
|
|
continue
|
|
fi
|
|
|
|
shift
|
|
while [ -n "$1" ]; do
|
|
(
|
|
attribute="$1"
|
|
IFS="="
|
|
set $attribute
|
|
|
|
if [ "$1" = "use_diag" ]; then
|
|
# this module better only returns after
|
|
# all sysfs entries have the "use_diag" file
|
|
modprobe dasd_diag_mod
|
|
fi
|
|
|
|
if [ -r "$SYSFSPATH/$1" ]; then
|
|
echo $2 > $SYSFSPATH/$1 || warn "Could not set $1=$2 for $DEVICE"
|
|
else
|
|
warn "$1 does not exist for $DEVICE"
|
|
fi
|
|
)
|
|
shift
|
|
done
|
|
|
|
# Now, put the device online
|
|
echo 1 > $SYSFSPATH/online || echo "Could not activate $DEVICE"
|
|
|
|
# if we are in single add mode, we are done
|
|
[ "$SUBSYSTEM" = "ccw" ] && exit 0
|
|
;;
|
|
esac
|
|
done
|
|
fi
|
|
exit 0
|