init

#!/bin/sh

/bin/busybox --install -s

[ -d /dev ]  || mkdir -m 0755 /dev
[ -d /root ] || mkdir -m 0700 /root
[ -d /sys ]  || mkdir /sys
[ -d /proc ] || mkdir /proc
[ -d /tmp ]  || mkdir /tmp
[ -d /mnt ]  || mkdir /mnt
mkdir -p /var/lock

mount -t sysfs -o nodev,noexec,nosuid sysfs /sys
mount -t proc -o nodev,noexec,nosuid proc /proc

tmpfs_size="10M"
if ! mount -t devtmpfs -o size=$tmpfs_size,mode=0755 udev /dev; then
    echo "W: devtmpfs not available, falling back to tmpfs for /dev"
    mount -t tmpfs -o size=$tmpfs_size,mode=0755 udev /dev
    [ -e /dev/console ] || mknod -m 0600 /dev/console c 5 1
    [ -e /dev/null ] || mknod /dev/null c 1 3
fi

mkdir /dev/pts
mount -t devpts -o noexec,nosuid,gid=5,mode=0620 devpts /dev/pts || true
mount -t tmpfs -o "nosuid,size=20%,mode=0755" tmpfs /run


export ROOT=
export ROOTDELAY=
export ROOTFLAGS=
export ROOTFSTYPE=
export IP=
export BOOT=
export BOOTIF=
export UBIMTD=
export break=
#export init=/sbin/init
export quiet=n
export readonly=y
#export rootmnt=/root
export debug=
export panic=
export blacklist=
export resume=
export resume_offset=


# Parse command line options
for x in $(cat /proc/cmdline); do
    case $x in
    init=*)
        init=${x#init=}
        ;;
    root=*)
        ROOT=${x#root=}
        case $ROOT in
        LABEL=*)
            ROOT="${ROOT#LABEL=}"

            # support any / in LABEL= path (escape to \x2f)
            case "${ROOT}" in
            */*)
            if command -v sed >/dev/null 2>&1; then
                ROOT="$(echo ${ROOT} | sed 's,/,\\x2f,g')"
            else
                if [ "${ROOT}" != "${ROOT#/}" ]; then
                    ROOT="\x2f${ROOT#/}"
                fi
                if [ "${ROOT}" != "${ROOT%/}" ]; then
                    ROOT="${ROOT%/}\x2f"
                fi
                IFS='/'
                newroot=
                for s in $ROOT; do
                    newroot="${newroot:+${newroot}\\x2f}${s}"
                done
                unset IFS
                ROOT="${newroot}"
            fi
            esac
            ROOT="/dev/disk/by-label/${ROOT}"
            ;;
        UUID=*)
            ROOT="/dev/disk/by-uuid/${ROOT#UUID=}"
            ;;
        /dev/nfs)
            [ -z "${BOOT}" ] && BOOT=nfs
            ;;
        esac
        ;;
    rootflags=*)
        ROOTFLAGS="-o ${x#rootflags=}"
        ;;
    rootfstype=*)
        ROOTFSTYPE="${x#rootfstype=}"
        ;;
    rootdelay=*)
        ROOTDELAY="${x#rootdelay=}"
        case ${ROOTDELAY} in
        *[![:digit:].]*)
            ROOTDELAY=
            ;;
        esac
        ;;
    nfsroot=*)
        NFSROOT="${x#nfsroot=}"
        ;;
    ip=*)
        IP="${x#ip=}"
        ;;
    boot=*)
        BOOT=${x#boot=}
        ;;
    ubi.mtd=*)
        UBIMTD=${x#ubi.mtd=}
        ;;
    resume=*)
        RESUME="${x#resume=}"
        case $RESUME in
            UUID=*)
            RESUME="/dev/disk/by-uuid/${RESUME#UUID=}"
        esac
        ;;
    resume_offset=*)
        resume_offset="${x#resume_offset=}"
        ;;
    noresume)
        noresume=y
        ;;
    panic=*)
        panic="${x#panic=}"
        case ${panic} in
        *[![:digit:].]*)
            panic=
            ;;
        esac
        ;;
    quiet)
        quiet=y
        ;;
    ro)
        readonly=y
        ;;
    rw)
        readonly=n
        ;;
    debug)
        debug=y
        quiet=n
        exec >/run/initramfs/initramfs.debug 2>&1
        set -x
        ;;
    debug=*)
        debug=y
        quiet=n
        set -x
        ;;
    break=*)
        break=${x#break=}
        ;;
    break)
        break=premount
        ;;
    blacklist=*)
        blacklist=${x#blacklist=}
        ;;
    netconsole=*)
        netconsole=${x#netconsole=}
        ;;
    BOOTIF=*)
        BOOTIF=${x#BOOTIF=}
        ;;
    esac
done


echo "=========boot arguments========="
for i in $(cat /proc/cmdline) ; do
    echo $i
done
echo "================================"

echo "root = $ROOT"

sleep 10

exec /sbin/init -i </dev/console >/dev/console 2>&1