44 lines
973 B
Bash
Executable File
44 lines
973 B
Bash
Executable File
#!/bin/sh
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# Copyright (C) 2006 OpenWrt.org
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. /etc/functions.sh
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is_dirty() {
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mtdpart="$(find_mtd_part linux)"
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grep Broadcom /proc/cpuinfo >&- || return 1
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OFFSET="$(($(hexdump -v $mtdpart -s 20 -n 2 -e '"%d"')-1))"
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return $(hexdump -v $mtdpart -s $OFFSET -n 1 -e '"%d"')
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}
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if grep devfs /proc/filesystems > /dev/null; then
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mount none /dev -t devfs
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else
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mount -t sysfs none /sys
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mount -t tmpfs tmpfs /dev -o size=512K
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mknod /dev/console c 5 1
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mkdir /dev/shm
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/sbin/mdev -s
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fi
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mkdir -p /dev/pts
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mount none /dev/pts -t devpts
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if [ "$1" != "failsafe" ]; then
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mtd unlock linux
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mount | grep jffs2 >&-
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if [ $? = 0 ] ; then
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mount -o remount,rw /dev/root /
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else
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. /bin/firstboot
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is_dirty
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[ $? != 0 ] && {
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echo "switching to jffs2"
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mount $(find_mtd_part OpenWrt) /jffs -t jffs2
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fopivot /jffs /rom
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} || {
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echo "jffs2 not ready yet; using ramdisk"
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ramoverlay
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}
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fi
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fi
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grep sysfs /proc/filesystems >/dev/null && mount -t sysfs none /sys 2>&-
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