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systemd-stable/extras/ide-devfs.sh
2005-04-26 23:28:12 -07:00

48 lines
1.2 KiB
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#!/bin/sh
# udev external PROGRAM script
# return devfs-names for ide-devices
# BUS="ide", KERNEL="hd*", PROGRAM="/etc/udev/ide-devfs.sh %k %b %n", NAME="%k", SYMLINK="%c{1} %c{2}", GROUP="%c{3}"
HOST="${2%\.[0-9]}"
TARGET="${2#[0-9]\.}"
if [ -z "${HOST#[13579]}" ]; then
HOST=$((${HOST} - 1))
BUS="1"
else
BUS="0"
fi
get_dev_number() {
num=0
DRIVE="${1%%[0-9]*}"
for x in /proc/ide/*/media; do
if [ -e "${x}" ]; then
lMEDIA=`cat ${x}`
if [ "${lMEDIA}" = "$2" ]; then
num=$((${num} + 1))
fi
if [ "${x}" = "/proc/ide/${DRIVE}/media" ]; then
break
fi
fi
done
echo $((${num} - 1))
}
if [ -z "$3" ] && [ -f /proc/ide/${1}/media ]; then
MEDIA=`cat /proc/ide/${1}/media`
if [ "${MEDIA}" = "cdrom" ]; then
echo ide/host${HOST}/bus${BUS}/target${TARGET}/lun0/cd cdroms/cdrom`get_dev_number $1 cdrom` ${MEDIA}
elif [ "${MEDIA}" = "floppy" ]; then
echo ide/host${HOST}/bus${BUS}/target${TARGET}/lun0/disc floppies/floppy`get_dev_number $1 floppy`/disc ${MEDIA}
elif [ "${MEDIA}" = "disk" ]; then
echo ide/host${HOST}/bus${BUS}/target${TARGET}/lun0/disc discs/disc`get_dev_number $1 disk`/disc ${MEDIA}
fi
else
echo ide/host${HOST}/bus${BUS}/target${TARGET}/lun0/part$3 discs/disc`get_dev_number $1 disk`/part$3
fi