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|
#!/bin/sh
#
# sdcontrol 1.0 2001/8/8 21:33:19 (Hideki Hayami)
#
# Initialize or shutdown a SD card device
#
# The first argument should be either 'insert' of 'eject'.
#
ACTION=$1
DEVICE=/dev/mmcda1
MOUNT_POINT=/mnt/card
SMB_MOUNT=/home/samba/SD_Card
INSTALL_DIR=Documents/Install_Files
# import FS mount options from fstab or use defaults
# if detection fails
SD_OPTS="`grep "/mnt/card" /etc/fstab | awk '{print $4}'`"
if test -z "$SD_OPTS"
then
SD_OPTS="noatime,sync"
echo -e "\nWARNING: Couldn't determine SD mount options from /etc/fstab, using defaults\n"
fi
# The "quiet" option fails on non-VFAT cards. Nice trick ;)
SD_OPTS_VFAT="$SD_OPTS,quiet,umask=000,iocharset=utf8"
###### for QPE ######
get_pid()
{
echo $1
}
wait_release()
{
count=1
while true
do
umount $MOUNT_POINT
if [ $? = 0 ]; then
#echo umount >> /tmp/sd
return
fi
echo count=$count >> /tmp/sd
if [ `expr $count \>= 500` = 1 ]; then
#echo time out >> /tmp/sd
return
fi
count=`expr $count + 1`
usleep 200000
done
}
kill_task()
{
ps_line=`ps ax | grep 'qpe$'` # no -w on busybox
qpe_pid=`get_pid $ps_line`
#echo qpe_pid = $qpe_pid >> /tmp/sd
target_pids=`fuser -m $DEVICE | cut -d : -f2`
#echo $target_pids >> /tmp/sd
if [ "$target_pids" = "" ]; then
return
fi
is_exist_qpe=`echo $target_pids | grep $qpe_pid` # no -w on busybox
if [ "$is_exist_qpe" = "" ]; then
kill -9 $target_pids
#echo kill -9 $target_pids >> /tmp/sd
else
#echo "found qpe!!!" >> /tmp/sd
target_pids=`echo $target_pids | sed -e "s/$qpe_pid//"`
if [ "$target_pids" != "" ]; then
kill -9 $target_pids
#echo kill -9 $target_pids >> /tmp/sd
fi
wait_release
exit 0
fi
}
###### for QPE ######
case "$ACTION" in
'insert')
# Get available partitions through dmesg. The "tail -1" is needed as
# sometimes the partitions are printed twice by the kernel.
OK_PARTS="`dmesg | tail -3 | grep mmcda | tail -1| sed s/^.*\:\ //`"
echo "Valid SD partitions are: [$OK_PARTS]"
# Allow for "#" in fstab.
fstab_txt="`cat /etc/fstab | grep -v ^#`"
cnt=1
for part in $OK_PARTS
do
# Read the mount-point for this partition from fstab
MOUNT_POINT="`echo "$fstab_txt" | grep "/dev/$part" | awk '{print $2}`"
# Mount the first valid partition as /mnt/card if there was no entry in fstab
if test -z "$MOUNT_POINT"
then
# See if /mnt/card is already mounted
if ! mount|awk '{print $3}'|grep "^/mnt/card$"
then
# Check if another *existing* partition is configured as /mnt/card
if ! echo "$fstab_txt" | grep "/mnt/card" | awk '{print $2}'| grep "^/mnt/card$"
then
# As /mnt/card wasn't configured in fstab, we simply mount the
# first unconfigured partition we find
MOUNT_POINT="/mnt/card"
else
# Go through all partitions, and check if one of them is configured
# as /mnt/card
for xpart in $OK_PARTS
do
if echo "$fstab_txt" | grep "$xpart" | awk '{print $2}'| grep "^/mnt/card$"
then
echo found=1
fi
done
if test "$found" = 1
then
# Another existing partition is configured for /mnt/card, leave it alone.
MOUNT_POINT="/mnt/card$cnt"
let cnt=$cnt+1
else
MOUNT_POINT="/mnt/card"
fi
fi
else
MOUNT_POINT="/mnt/card$cnt"
let cnt=$cnt+1
fi
fi
! test -d $MOUNT_POINT && mkdir -p $MOUNT_POINT
DEVICE="/dev/$part"
if ! test -e "$DEVICE"
then
DEV_NUM="`echo "$DEVICE" | sed -n "s/.*\([0-9]\)/\1/p"`"
cd /dev
mknod mmcda$DEV_NUM b 60 $DEV_NUM
fi
echo "Mounting [/dev/$part]"
echo "* Trying VFAT mount [$SD_OPTS_VFAT]..."
mount $FSTYPE -o $SD_OPTS_VFAT $DEVICE $MOUNT_POINT
MOUNT_RES=`mount | grep $DEVICE`
if [ "$MOUNT_RES" = "" ]; then
echo "* Trying ext2 mount [$SD_OPTS]..."
mount $FSTYPE -o $SD_OPTS $DEVICE $MOUNT_POINT
fi
MOUNT_RES=`mount | grep $DEVICE`
if [ "$MOUNT_RES" = "" ]; then
echo "* Trying failsafe mount..."
mount $FSTYPE $DEVICE $MOUNT_POINT
fi
# Um what was the function of that?
# chkmntsh ${MOUNT_POINT}
done
# I have no idea what this is good for....
if [ -d $SMB_MOUNT ] ; then
rm -rf $SMB_MOUNT
fi
ln -s /mnt/card $SMB_MOUNT
mkdir -p $MOUNT_POINT/$INSTALL_DIR
;;
'eject')
# Doesn't work as "fuser" isn't in a base OZ 3.5.[1|2] ROM
for part in `mount | grep mmcda|awk '{print $1}'`
do
DEVICE="$part"
fuser -s -m $DEVICE
if [ $? = 1 ]; then
umount $DEVICE
rm $SMB_MOUNT
else
exit 1
fi
done
;;
'compeject')
for part in `mount | grep mmcda|awk '{print $1}'`
do
DEVICE="$part"
kill_task # for QPE
#fuser -k -m $DEVICE > /dev/null
umount $DEVICE
if [ $? != 0 ]; then
usleep 500000
umount $DEVICE
fi
rm $SMB_MOUNT
done
;;
'change')
$0 compeject
$0 insert
;;
'*')
exit 1
;;
esac
exit 0
|
