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busybox-initramfs:

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- some cleanups and remove of unneeded code
- dont mount /sys and /dev/pts
This commit is contained in:
Stephan Raue 2010-05-24 14:49:20 +02:00
parent ff82ae66a1
commit 8090fc430d
1 changed files with 11 additions and 19 deletions
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30
packages/sysutils/busybox-initramfs/scripts/init
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@ -1,22 +1,16 @@
#!/bin/sh #!/bin/sh
UPDATE_DIR=/storage/.update
IMAGE_SYSTEM="SYSTEM"
IMAGE_KERNEL="KERNEL"
REBOOT=0
# mount all needed special filesystems # mount all needed special filesystems
/bin/busybox mount -t proc none /proc
/bin/busybox mount -t devtmpfs none /dev /bin/busybox mount -t devtmpfs none /dev
/bin/busybox mount -t sysfs none /sys /bin/busybox mount -t proc none /proc
mkdir /dev/pts # parse command line arguments
/bin/busybox mount -t devpts -o gid=5,mode=620 none /dev/pts
# BOOT=`/bin/busybox cat /proc/cmdline | /bin/busybox sed 's/.*boot=// ; s/ .*//'`
# DISK=`/bin/busybox cat /proc/cmdline | /bin/busybox sed 's/.*disk=// ; s/ .*//'`
UPDATE_DIR=/storage/.update
IMAGE_SYSTEM="SYSTEM"
IMAGE_KERNEL="KERNEL"
REBOOT=0
# parse command line arguments
for arg in $(cat /proc/cmdline); do for arg in $(cat /proc/cmdline); do
case $arg in case $arg in
debugging) debugging)
@ -57,8 +51,7 @@
progress "trying to mount $1 ..." progress "trying to mount $1 ..."
for i in 1 2 3 4 5 6 7 8 9 10; do for i in 1 2 3 4 5 6 7 8 9 10; do
ERR_ENV=1 ERR_ENV=1
/bin/busybox ionice -c 1 -n 0 \ $IONICE /bin/busybox mount -o $3 $1 $2 > /dev/null 2>&1
/bin/busybox mount -o $3 $1 $2 > /dev/null 2>&1
[ $? -eq 0 ] && ERR_ENV=0 && break [ $? -eq 0 ] && ERR_ENV=0 && break
/bin/busybox usleep 1000000 /bin/busybox usleep 1000000
done done
@ -100,11 +93,10 @@
/bin/busybox mount --move /storage /sysroot/storage /bin/busybox mount --move /storage /sysroot/storage
# unmount all other filesystems # unmount all other filesystems
/bin/busybox umount /proc
/bin/busybox umount /sys
/bin/busybox umount /dev/pts
/bin/busybox umount /dev /bin/busybox umount /dev
/bin/busybox umount /proc
# switch to new sysroot and start real init
exec /bin/busybox switch_root /sysroot /sbin/init exec /bin/busybox switch_root /sysroot /sbin/init
error "INIT_3" "Error in initramfs. Could not switch to new root" error "INIT_3" "Error in initramfs. Could not switch to new root"