15 files changed, 1120 insertions, 0 deletions

diff --git a/meta/recipes-core/initrdscripts/files/init-boot.sh b/meta/recipes-core/initrdscripts/files/init-boot.sh
new file mode 100644
index 0000000000..e82eba025d
--- /dev/null
+++ b/meta/recipes-core/initrdscripts/files/init-boot.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+PATH=/sbin:/bin:/usr/sbin:/usr/bin
+
+mkdir /proc
+mkdir /sys
+mount -t proc proc /proc
+mount -t sysfs sysfs /sys
+
+exec sh
diff --git a/meta/recipes-core/initrdscripts/files/init-install-efi.sh b/meta/recipes-core/initrdscripts/files/init-install-efi.sh
new file mode 100644
index 0000000000..9846637316
--- /dev/null
+++ b/meta/recipes-core/initrdscripts/files/init-install-efi.sh
@@ -0,0 +1,178 @@
+#!/bin/sh -e
+#
+# Copyright (c) 2012, Intel Corporation.
+# All rights reserved.
+#
+# install.sh [device_name] [rootfs_name]
+#
+
+PATH=/sbin:/bin:/usr/sbin:/usr/bin
+
+# We need 20 Mb for the boot partition
+boot_size=20
+
+# 5% for swap
+swap_ratio=5
+
+found="no"
+
+echo "Searching for a hard drive..."
+for device in 'hda' 'hdb' 'sda' 'sdb' 'mmcblk0' 'mmcblk1'
+do
+    if [ -e /sys/block/${device}/removable ]; then
+        if [ "$(cat /sys/block/${device}/removable)" = "0" ]; then
+            found="yes"
+
+            while true; do
+                # Try sleeping here to avoid getting kernel messages
+                # obscuring/confusing user
+                sleep 5
+                echo "Found drive at /dev/${device}. Do you want to install this image there ? [y/n]"
+                read answer
+                if [ "$answer" = "y" ] ; then
+                    break
+                fi
+
+                if [ "$answer" = "n" ] ; then
+                    found=no
+                    break
+                fi
+
+                echo "Please answer y or n"
+            done
+        fi
+    fi
+
+    if [ "$found" = "yes" ]; then
+        break;
+    fi
+
+done
+
+if [ "$found" = "no" ]; then
+    exit 1
+fi
+
+echo "Installing image on /dev/${device}"
+
+#
+# The udev automounter can cause pain here, kill it
+#
+rm -f /etc/udev/rules.d/automount.rules
+rm -f /etc/udev/scripts/mount*
+
+#
+# Unmount anything the automounter had mounted
+#
+umount /dev/${device}* 2> /dev/null || /bin/true
+
+mkdir -p /tmp
+cat /proc/mounts > /etc/mtab
+
+disk_size=$(parted /dev/${device} unit mb print | grep Disk | cut -d" " -f 3 | sed -e "s/MB//")
+
+swap_size=$((disk_size*swap_ratio/100))
+rootfs_size=$((disk_size-boot_size-swap_size))
+
+rootfs_start=$((boot_size))
+rootfs_end=$((rootfs_start+rootfs_size))
+swap_start=$((rootfs_end))
+
+# MMC devices are special in a couple of ways
+# 1) they use a partition prefix character 'p'
+# 2) they are detected asynchronously (need rootwait)
+rootwait=""
+part_prefix=""
+if [ ! "${device#mmcblk}" = "${device}" ]; then
+    part_prefix="p"
+    rootwait="rootwait"
+fi
+bootfs=/dev/${device}${part_prefix}1
+rootfs=/dev/${device}${part_prefix}2
+swap=/dev/${device}${part_prefix}3
+
+echo "*****************"
+echo "Boot partition size:   $boot_size MB ($bootfs)"
+echo "Rootfs partition size: $rootfs_size MB ($rootfs)"
+echo "Swap partition size:   $swap_size MB ($swap)"
+echo "*****************"
+echo "Deleting partition table on /dev/${device} ..."
+dd if=/dev/zero of=/dev/${device} bs=512 count=2
+
+echo "Creating new partition table on /dev/${device} ..."
+parted /dev/${device} mklabel gpt
+
+echo "Creating boot partition on $bootfs"
+parted /dev/${device} mkpart primary 0% $boot_size
+
+echo "Creating rootfs partition on $rootfs"
+parted /dev/${device} mkpart primary $rootfs_start $rootfs_end
+
+echo "Creating swap partition on $swap"
+parted /dev/${device} mkpart primary $swap_start 100%
+
+parted /dev/${device} print
+
+echo "Formatting $bootfs to vfat..."
+mkfs.vfat $bootfs
+
+echo "Formatting $rootfs to ext3..."
+mkfs.ext3 $rootfs
+
+echo "Formatting swap partition...($swap)"
+mkswap $swap
+
+mkdir /ssd
+mkdir /rootmnt
+mkdir /bootmnt
+
+mount $rootfs /ssd
+mount -o rw,loop,noatime,nodiratime /media/$1/$2 /rootmnt
+
+echo "Copying rootfs files..."
+cp -a /rootmnt/* /ssd
+
+if [ -d /ssd/etc/ ] ; then
+    echo "$swap                swap             swap       defaults              0  0" >> /ssd/etc/fstab
+
+    # We dont want udev to mount our root device while we're booting...
+    if [ -d /ssd/etc/udev/ ] ; then
+        echo "/dev/${device}" >> /ssd/etc/udev/mount.blacklist
+    fi
+fi
+
+umount /ssd
+umount /rootmnt
+
+echo "Preparing boot partition..."
+mount $bootfs /ssd
+
+EFIDIR="/ssd/EFI/BOOT"
+mkdir -p $EFIDIR
+GRUBCFG="$EFIDIR/grub.cfg"
+
+cp /media/$1/vmlinuz /ssd
+# Copy the efi loader and config (booti*.efi and grub.cfg)
+cp /media/$1/EFI/BOOT/* $EFIDIR
+
+# Update grub config for the installed image
+# Delete the install entry
+sed -i "/menuentry 'install'/,/^}/d" $GRUBCFG
+# Delete the initrd lines
+sed -i "/initrd /d" $GRUBCFG
+# Delete any LABEL= strings
+sed -i "s/ LABEL=[^ ]*/ /" $GRUBCFG
+# Delete any root= strings
+sed -i "s/ root=[^ ]*/ /" $GRUBCFG
+# Add the root= and other standard boot options
+sed -i "s@linux /vmlinuz *@linux /vmlinuz root=$rootfs rw $rootwait quiet @" $GRUBCFG
+
+umount /ssd
+sync
+
+echo "Remove your installation media, and press ENTER"
+
+read enter
+
+echo "Rebooting..."
+reboot -f
diff --git a/meta/recipes-core/initrdscripts/files/init-install.sh b/meta/recipes-core/initrdscripts/files/init-install.sh
new file mode 100644
index 0000000000..8e433d5eda
--- /dev/null
+++ b/meta/recipes-core/initrdscripts/files/init-install.sh
@@ -0,0 +1,208 @@
+#!/bin/sh -e
+#
+# Copyright (C) 2008-2011 Intel
+#
+# install.sh [device_name] [rootfs_name] [video_mode] [vga_mode]
+#
+
+PATH=/sbin:/bin:/usr/sbin:/usr/bin
+
+# We need 20 Mb for the boot partition
+boot_size=20
+
+# 5% for the swap
+swap_ratio=5
+
+# Get a list of hard drives
+hdnamelist=""
+live_dev_name=${1%%/*}
+
+echo "Searching for hard drives ..."
+
+for device in `ls /sys/block/`; do
+    case $device in
+        loop*)
+            # skip loop device
+            ;;
+        ram*)
+            # skip ram device
+            ;;
+        *)
+            # skip the device LiveOS is on
+            # Add valid hard drive name to the list
+            if [ $device != $live_dev_name -a -e /dev/$device ]; then
+                hdnamelist="$hdnamelist $device"
+            fi
+            ;;
+    esac
+done
+
+TARGET_DEVICE_NAME=""
+for hdname in $hdnamelist; do
+    # Display found hard drives and their basic info
+    echo "-------------------------------"
+    echo /dev/$hdname
+    if [ -r /sys/block/$hdname/device/vendor ]; then
+        echo -n "VENDOR="
+        cat /sys/block/$hdname/device/vendor
+    fi
+    echo -n "MODEL="
+    cat /sys/block/$hdname/device/model
+    cat /sys/block/$hdname/device/uevent
+    echo
+    # Get user choice
+    while true; do
+        echo -n "Do you want to install this image there? [y/n] "
+        read answer
+        if [ "$answer" = "y" -o "$answer" = "n" ]; then
+            break
+        fi
+        echo "Please answer y or n"
+    done
+    if [ "$answer" = "y" ]; then
+        TARGET_DEVICE_NAME=$hdname
+        break
+    fi
+done
+
+if [ -n "$TARGET_DEVICE_NAME" ]; then
+    echo "Installing image on /dev/$TARGET_DEVICE_NAME ..."
+else
+    echo "No hard drive selected. Installation aborted."
+    exit 1
+fi
+
+device=$TARGET_DEVICE_NAME
+
+#
+# The udev automounter can cause pain here, kill it
+#
+rm -f /etc/udev/rules.d/automount.rules
+rm -f /etc/udev/scripts/mount*
+
+#
+# Unmount anything the automounter had mounted
+#
+umount /dev/${device}* 2> /dev/null || /bin/true
+
+if [ ! -b /dev/loop0 ] ; then
+    mknod /dev/loop0 b 7 0
+fi
+
+mkdir -p /tmp
+cat /proc/mounts > /etc/mtab
+
+disk_size=$(parted /dev/${device} unit mb print | grep Disk | cut -d" " -f 3 | sed -e "s/MB//")
+
+swap_size=$((disk_size*swap_ratio/100))
+rootfs_size=$((disk_size-boot_size-swap_size))
+
+rootfs_start=$((boot_size))
+rootfs_end=$((rootfs_start+rootfs_size))
+swap_start=$((rootfs_end))
+
+# MMC devices are special in a couple of ways
+# 1) they use a partition prefix character 'p'
+# 2) they are detected asynchronously (need rootwait)
+rootwait=""
+part_prefix=""
+if [ ! "${device#mmcblk}" = "${device}" ]; then
+        part_prefix="p"
+        rootwait="rootwait"
+fi
+bootfs=/dev/${device}${part_prefix}1
+rootfs=/dev/${device}${part_prefix}2
+swap=/dev/${device}${part_prefix}3
+
+echo "*****************"
+echo "Boot partition size:   $boot_size MB ($bootfs)"
+echo "Rootfs partition size: $rootfs_size MB ($rootfs)"
+echo "Swap partition size:   $swap_size MB ($swap)"
+echo "*****************"
+echo "Deleting partition table on /dev/${device} ..."
+dd if=/dev/zero of=/dev/${device} bs=512 count=2
+
+echo "Creating new partition table on /dev/${device} ..."
+parted /dev/${device} mklabel msdos
+
+echo "Creating boot partition on $bootfs"
+parted /dev/${device} mkpart primary 0% $boot_size
+
+echo "Creating rootfs partition on $rootfs"
+parted /dev/${device} mkpart primary $rootfs_start $rootfs_end
+
+echo "Creating swap partition on $swap"
+parted /dev/${device} mkpart primary $swap_start 100%
+
+parted /dev/${device} print
+
+echo "Formatting $bootfs to ext3..."
+mkfs.ext3 $bootfs
+
+echo "Formatting $rootfs to ext3..."
+mkfs.ext3 $rootfs
+
+echo "Formatting swap partition...($swap)"
+mkswap $swap
+
+mkdir /tgt_root
+mkdir /src_root
+mkdir -p /boot
+
+# Handling of the target root partition
+mount $rootfs /tgt_root
+mount -o rw,loop,noatime,nodiratime /media/$1/$2 /src_root
+echo "Copying rootfs files..."
+cp -a /src_root/* /tgt_root
+if [ -d /tgt_root/etc/ ] ; then
+    echo "$swap                swap             swap       defaults              0  0" >> /tgt_root/etc/fstab
+    echo "$bootfs              /boot            ext3       defaults              1  2" >> /tgt_root/etc/fstab
+    # We dont want udev to mount our root device while we're booting...
+    if [ -d /tgt_root/etc/udev/ ] ; then
+        echo "/dev/${device}" >> /tgt_root/etc/udev/mount.blacklist
+    fi
+fi
+umount /tgt_root
+umount /src_root
+
+# Handling of the target boot partition
+mount $bootfs /boot
+echo "Preparing boot partition..."
+if [ -f /etc/grub.d/40_custom ] ; then
+    echo "Preparing custom grub2 menu..."
+    GRUBCFG="/boot/grub/grub.cfg"
+    mkdir -p $(dirname $GRUBCFG)
+    cp /etc/grub.d/40_custom $GRUBCFG
+    sed -i "s@__ROOTFS__@$rootfs $rootwait@g" $GRUBCFG
+    sed -i "s/__VIDEO_MODE__/$3/g" $GRUBCFG
+    sed -i "s/__VGA_MODE__/$4/g" $GRUBCFG
+    sed -i "s/__CONSOLE__/$5/g" $GRUBCFG
+    sed -i "/#/d" $GRUBCFG
+    sed -i "/exec tail/d" $GRUBCFG
+    chmod 0444 $GRUBCFG
+fi
+grub-install /dev/${device}
+echo "(hd0) /dev/${device}" > /boot/grub/device.map
+
+# If grub.cfg doesn't exist, assume GRUB 0.97 and create a menu.lst
+if [ ! -f /boot/grub/grub.cfg ] ; then
+    echo "Preparing custom grub menu..."
+    echo "default 0" > /boot/grub/menu.lst
+    echo "timeout 30" >> /boot/grub/menu.lst
+    echo "title Live Boot/Install-Image" >> /boot/grub/menu.lst
+    echo "root  (hd0,0)" >> /boot/grub/menu.lst
+    echo "kernel /vmlinuz root=$rootfs rw $3 $4 quiet" >> /boot/grub/menu.lst
+fi
+
+cp /media/$1/vmlinuz /boot/
+
+umount /boot
+
+sync
+
+echo "Remove your installation media, and press ENTER"
+
+read enter
+
+echo "Rebooting..."
+reboot -f
diff --git a/meta/recipes-core/initrdscripts/files/init-live.sh b/meta/recipes-core/initrdscripts/files/init-live.sh
new file mode 100644
index 0000000000..3f5fde83bf
--- /dev/null
+++ b/meta/recipes-core/initrdscripts/files/init-live.sh
@@ -0,0 +1,218 @@
+#!/bin/sh
+
+PATH=/sbin:/bin:/usr/sbin:/usr/bin
+
+ROOT_MOUNT="/rootfs/"
+ROOT_IMAGE="rootfs.img"
+MOUNT="/bin/mount"
+UMOUNT="/bin/umount"
+ISOLINUX=""
+
+# Copied from initramfs-framework. The core of this script probably should be
+# turned into initramfs-framework modules to reduce duplication.
+udev_daemon() {
+        OPTIONS="/sbin/udev/udevd /sbin/udevd /lib/udev/udevd /lib/systemd/systemd-udevd"
+
+        for o in $OPTIONS; do
+                if [ -x "$o" ]; then
+                        echo $o
+                        return 0
+                fi
+        done
+
+        return 1
+}
+
+_UDEV_DAEMON=`udev_daemon`
+
+early_setup() {
+    mkdir -p /proc
+    mkdir -p /sys
+    mount -t proc proc /proc
+    mount -t sysfs sysfs /sys
+    mount -t devtmpfs none /dev
+
+    # support modular kernel
+    modprobe isofs 2> /dev/null
+
+    mkdir -p /run
+    mkdir -p /var/run
+
+    $_UDEV_DAEMON --daemon
+    udevadm trigger --action=add
+}
+
+read_args() {
+    [ -z "$CMDLINE" ] && CMDLINE=`cat /proc/cmdline`
+    for arg in $CMDLINE; do
+        optarg=`expr "x$arg" : 'x[^=]*=\(.*\)'`
+        case $arg in
+            root=*)
+                ROOT_DEVICE=$optarg ;;
+            rootfstype=*)
+                modprobe $optarg 2> /dev/null ;;
+            LABEL=*)
+                label=$optarg ;;
+            video=*)
+                video_mode=$arg ;;
+            vga=*)
+                vga_mode=$arg ;;
+            console=*)
+                if [ -z "${console_params}" ]; then
+                    console_params=$arg
+                else
+                    console_params="$console_params $arg"
+                fi ;;
+            debugshell*)
+                if [ -z "$optarg" ]; then
+                        shelltimeout=30
+                else
+                        shelltimeout=$optarg
+                fi 
+        esac
+    done
+}
+
+boot_live_root() {
+    # Watches the udev event queue, and exits if all current events are handled
+    udevadm settle --timeout=3 --quiet
+    killall "${_UDEV_DAEMON##*/}" 2>/dev/null
+
+    # Move the mount points of some filesystems over to
+    # the corresponding directories under the real root filesystem.
+    for dir in `awk '/\/dev.* \/media/{print $2}' /proc/mounts`; do
+        mkdir -p  ${ROOT_MOUNT}/$dir
+        mount -n --move $dir ${ROOT_MOUNT}/$dir
+    done
+    mount -n --move /proc ${ROOT_MOUNT}/proc
+    mount -n --move /sys ${ROOT_MOUNT}/sys
+    mount -n --move /dev ${ROOT_MOUNT}/dev
+
+    cd $ROOT_MOUNT
+    exec switch_root -c /dev/console $ROOT_MOUNT /sbin/init
+}
+
+fatal() {
+    echo $1 >$CONSOLE
+    echo >$CONSOLE
+    exec sh
+}
+
+early_setup
+
+[ -z "$CONSOLE" ] && CONSOLE="/dev/console"
+
+read_args
+
+echo "Waiting for removable media..."
+C=0
+while true
+do
+  for i in `ls /media 2>/dev/null`; do
+      if [ -f /media/$i/$ROOT_IMAGE ] ; then
+                found="yes"
+                break
+          elif [ -f /media/$i/isolinux/$ROOT_IMAGE ]; then
+                found="yes"
+                ISOLINUX="isolinux"
+                break   
+      fi
+  done
+  if [ "$found" = "yes" ]; then
+      break;
+  fi
+  # don't wait for more than $shelltimeout seconds, if it's set
+  if [ -n "$shelltimeout" ]; then
+      echo -n " " $(( $shelltimeout - $C ))
+      if [ $C -ge $shelltimeout ]; then
+           echo "..."
+           echo "Mounted filesystems"
+           mount | grep media
+           echo "Available block devices"
+           ls /dev/sd*
+           fatal "Cannot find rootfs.img file in /media/* , dropping to a shell "
+      fi
+      C=$(( C + 1 ))
+  fi
+  sleep 1
+done
+
+# Try to mount the root image read-write and then boot it up.
+# This function distinguishes between a read-only image and a read-write image.
+# In the former case (typically an iso), it tries to make a union mount if possible.
+# In the latter case, the root image could be mounted and then directly booted up.
+mount_and_boot() {
+    mkdir $ROOT_MOUNT
+    mknod /dev/loop0 b 7 0 2>/dev/null
+
+    if ! mount -o rw,loop,noatime,nodiratime /media/$i/$ISOLINUX/$ROOT_IMAGE $ROOT_MOUNT ; then
+        fatal "Could not mount rootfs image"
+    fi
+
+    if touch $ROOT_MOUNT/bin 2>/dev/null; then
+        # The root image is read-write, directly boot it up.
+        boot_live_root
+    fi
+
+    # determine which unification filesystem to use
+    union_fs_type=""
+    if grep -q -w "overlayfs" /proc/filesystems; then
+        union_fs_type="overlayfs"
+    elif grep -q -w "aufs" /proc/filesystems; then
+        union_fs_type="aufs"
+    else
+        union_fs_type=""
+    fi
+
+    # make a union mount if possible
+    case $union_fs_type in
+        "overlayfs")
+            mkdir -p /rootfs.ro /rootfs.rw
+            if ! mount -n --move $ROOT_MOUNT /rootfs.ro; then
+                rm -rf /rootfs.ro /rootfs.rw
+                fatal "Could not move rootfs mount point"
+            else
+                mount -t tmpfs -o rw,noatime,mode=755 tmpfs /rootfs.rw
+                mount -t overlayfs -o "lowerdir=/rootfs.ro,upperdir=/rootfs.rw" overlayfs $ROOT_MOUNT
+                mkdir -p $ROOT_MOUNT/rootfs.ro $ROOT_MOUNT/rootfs.rw
+                mount --move /rootfs.ro $ROOT_MOUNT/rootfs.ro
+                mount --move /rootfs.rw $ROOT_MOUNT/rootfs.rw
+            fi
+            ;;
+        "aufs")
+            mkdir -p /rootfs.ro /rootfs.rw
+            if ! mount -n --move $ROOT_MOUNT /rootfs.ro; then
+                rm -rf /rootfs.ro /rootfs.rw
+                fatal "Could not move rootfs mount point"
+            else
+                mount -t tmpfs -o rw,noatime,mode=755 tmpfs /rootfs.rw
+                mount -t aufs -o "dirs=/rootfs.rw=rw:/rootfs.ro=ro" aufs $ROOT_MOUNT
+                mkdir -p $ROOT_MOUNT/rootfs.ro $ROOT_MOUNT/rootfs.rw
+                mount --move /rootfs.ro $ROOT_MOUNT/rootfs.ro
+                mount --move /rootfs.rw $ROOT_MOUNT/rootfs.rw
+            fi
+            ;;
+        "")
+            mount -t tmpfs -o rw,noatime,mode=755 tmpfs $ROOT_MOUNT/media
+            ;;
+    esac
+
+    # boot the image
+    boot_live_root
+}
+
+case $label in
+    boot)
+        mount_and_boot
+        ;;
+    install|install-efi)
+        if [ -f /media/$i/$ISOLINUX/$ROOT_IMAGE ] ; then
+            ./$label.sh $i/$ISOLINUX $ROOT_IMAGE $video_mode $vga_mode $console_params
+        else
+            fatal "Could not find $label script"
+        fi
+
+        # If we're getting here, we failed...
+        fatal "Installation image failed"
+        ;;
+esac
diff --git a/meta/recipes-core/initrdscripts/initramfs-boot_1.0.bb b/meta/recipes-core/initrdscripts/initramfs-boot_1.0.bb
new file mode 100644
index 0000000000..6f9b4c21f1
--- /dev/null
+++ b/meta/recipes-core/initrdscripts/initramfs-boot_1.0.bb
@@ -0,0 +1,14 @@
+DESCRIPTION = "A live image init script"
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://${COREBASE}/meta/COPYING.MIT;md5=3da9cfbcb788c80a0384361b4de20420"
+SRC_URI = "file://init-boot.sh"
+
+PR = "r2"
+
+do_install() {
+        install -m 0755 ${WORKDIR}/init-boot.sh ${D}/init
+}
+
+inherit allarch
+
+FILES_${PN} += " /init "
diff --git a/meta/recipes-core/initrdscripts/initramfs-framework/debug b/meta/recipes-core/initrdscripts/initramfs-framework/debug
new file mode 100644
index 0000000000..00bfd7d3f5
--- /dev/null
+++ b/meta/recipes-core/initrdscripts/initramfs-framework/debug
@@ -0,0 +1,82 @@
+#!/bin/sh
+# Copyright (C) 2011 O.S. Systems Software LTDA.
+# Licensed on MIT
+
+# Adds support to dynamic debugging of initramfs using bootparam in
+# following format:
+#   shell                 : starts a shell before and after each module
+#   shell=before:<module> : starts a shell before <module> is loaded and run
+#   shell=after:<module>  : starts a shell after <module> is loaded and run
+#
+#   shell-debug                 : run set -x as soon as possible
+#   shell-debug=before:<module> : run set -x before <module> is loaded and run
+#   shell-debug=after:<module>  : run set -x after <module> is loaded and run
+
+DEBUG_SHELL="false"
+
+debug_hook_handler() {
+        status=$1
+        module=$2
+
+        if [ -n "$bootparam_shell" ] && [ "$bootparam_shell" != "true" ]; then
+                shell_wanted_status=`expr $bootparam_shell : '\(.*\):.*'`
+                shell_wanted_module=`expr $bootparam_shell : '.*:\(.*\)'`
+
+                if [ "$shell_wanted_status" = "before" ]; then
+                        shell_wanted_status=pre
+                else
+                        shell_wanted_status=post
+                fi
+        fi
+
+        if [ "$bootparam_shell" = "true" ] ||
+                ( [ "$status" = "$shell_wanted_status" ] &&
+                        [ "$module" = "$shell_wanted_module" ] ); then
+                if [ "$status" = "pre" ]; then
+                        status_msg="before"
+                else
+                        status_msg="after"
+                fi
+
+                msg "Starting shell $status_msg $module..."
+                sh
+        fi
+
+        if [ -n "$bootparam_shell_debug" ] && [ "$bootparam_shell_debug" != "true" ]; then
+                shell_debug_wanted_status=`expr $bootparam_shell_debug : '\(.*\):.*'`
+                shell_debug_wanted_module=`expr $bootparam_shell_debug : '.*:\(.*\)'`
+
+                if [ "$shell_debug_wanted_status" = "before" ]; then
+                        shell_debug_wanted_status=pre
+                else
+                        shell_debug_wanted_status=post
+                fi
+        fi
+
+        if [ "$bootparam_shell_debug" = "true" ] ||
+                ( [ "$status" = "$shell_debug_wanted_status" ] &&
+                        [ "$module" = "$shell_debug_wanted_module" ] ); then
+                if [ "$DEBUG_SHELL" = "true" ]; then
+                        return 0
+                fi
+
+                if [ "$status" = "pre" ]; then
+                        status_msg="before"
+                else
+                        status_msg="after"
+                fi
+
+                msg "Starting shell debugging $status_msg $module..."
+                DEBUG_SHELL="true"
+                set -x
+        fi
+}
+
+debug_enabled() {
+        return 0
+}
+
+debug_run() {
+        add_module_pre_hook "debug_hook_handler"
+        add_module_post_hook "debug_hook_handler"
+}
diff --git a/meta/recipes-core/initrdscripts/initramfs-framework/e2fs b/meta/recipes-core/initrdscripts/initramfs-framework/e2fs
new file mode 100755
index 0000000000..29f801a7bd
--- /dev/null
+++ b/meta/recipes-core/initrdscripts/initramfs-framework/e2fs
@@ -0,0 +1,28 @@
+#!/bin/sh
+# Copyright (C) 2011 O.S. Systems Software LTDA.
+# Licensed on MIT
+
+e2fs_enabled() {
+        return 0
+}
+
+e2fs_run() {
+        filesystems="ext4 ext3 ext2"
+
+        # load modules
+        for fs in $filesystems; do
+                load_kernel_module $fs
+        done
+
+        for fs in $filesystems; do
+                eval "fs_options=\$bootparam_${fs}"
+                if [ -n "$fs_options" ]; then
+                    dev=`expr "$fs_options" : '\([^:]*\).*'`
+                    path=`expr "$fs_options" : '[^:]*:\([^:]*\).*'`
+
+                    info "Mounting $dev as $fs on $path as $fs..."
+                        mkdir -p $path
+                    mount -t $fs $dev $path
+                fi
+        done
+}
diff --git a/meta/recipes-core/initrdscripts/initramfs-framework/finish b/meta/recipes-core/initrdscripts/initramfs-framework/finish
new file mode 100755
index 0000000000..325f47be40
--- /dev/null
+++ b/meta/recipes-core/initrdscripts/initramfs-framework/finish
@@ -0,0 +1,47 @@
+#!/bin/sh
+# Copyright (C) 2011 O.S. Systems Software LTDA.
+# Licensed on MIT
+
+finish_enabled() {
+        return 0
+}
+
+finish_run() {
+        if [ -n "$ROOTFS_DIR" ]; then
+                if [ -n "$bootparam_rootdelay" ]; then
+                        debug "Sleeping for $rootdelay second(s) to wait root to settle..."
+                        sleep $bootparam_rootdelay
+                fi
+
+                if [ -n "$bootparam_root" ]; then
+                        debug "No e2fs compatible filesystem has been mounted, mounting $bootparam_root..."
+
+                        if [ "`echo ${bootparam_root} | cut -c1-5`" = "UUID=" ]; then
+                                root_uuid=`echo $bootparam_root | cut -c6-`
+                                bootparam_root="/dev/disk/by-uuid/$root_uuid"
+                        fi
+
+                        if [ -e "$bootparam_root" ]; then
+                                mount $bootparam_root $ROOTFS_DIR
+                        else
+                                debug "root '$bootparam_root' doesn't exist."
+                        fi
+                fi
+
+                if [ ! -d $ROOTFS_DIR/dev ]; then
+                        fatal "ERROR: There's no '/dev' on rootfs."
+                fi
+
+                info "Switching root to '$ROOTFS_DIR'..."
+
+                debug "Moving /dev, /proc and /sys onto rootfs..."
+                mount --move /dev $ROOTFS_DIR/dev
+                mount --move /proc $ROOTFS_DIR/proc
+                mount --move /sys $ROOTFS_DIR/sys
+
+                cd $ROOTFS_DIR
+                exec switch_root -c /dev/console $ROOTFS_DIR /sbin/init
+        else
+                debug "No rootfs has been set"
+        fi
+}
diff --git a/meta/recipes-core/initrdscripts/initramfs-framework/init b/meta/recipes-core/initrdscripts/initramfs-framework/init
new file mode 100755
index 0000000000..20774aa5e9
--- /dev/null
+++ b/meta/recipes-core/initrdscripts/initramfs-framework/init
@@ -0,0 +1,140 @@
+#!/bin/sh
+# Copyright (C) 2011 O.S. Systems Software LTDA.
+# Licensed on MIT
+#
+# Provides the API to be used by the initramfs modules
+#
+# Modules need to provide the following functions:
+#
+# <module>_enabled : check if the module ought to run (return 1 to skip)
+# <module>_run     : do what is need
+#
+# Boot parameters are available on environment in the as:
+#
+# 'foo=value' as 'bootparam_foo=value'
+# 'foo' as 'bootparam_foo=true'
+
+# Register a function to be called before running a module
+# The hook is called as:
+#   <function> pre <module>
+add_module_pre_hook() {
+        MODULE_PRE_HOOKS="$MODULE_PRE_HOOKS $1"
+}
+
+# Register a function to be called after running a module
+# The hook is called as:
+#   <function> post <module>
+add_module_post_hook() {
+        MODULE_POST_HOOKS="$MODULE_POST_HOOKS $1"
+}
+
+# Load kernel module
+load_kernel_module() {
+        if modprobe $1 >/dev/null 2>&1; then
+                info "Loaded module $1"
+        else
+                debug "Failed to load module $1"
+        fi
+}
+
+# Prints information
+msg() {
+        echo "$@" >/dev/console
+}
+
+# Prints information if verbose bootparam is used
+info() {
+        [ -n "$bootparam_verbose" ] && echo "$@" >/dev/console
+}
+
+# Prints information if debug bootparam is used
+debug() {
+        [ -n "$bootparam_debug" ] && echo "DEBUG: $@" >/dev/console
+}
+
+# Prints a message and start a endless loop
+fatal() {
+    echo $1 >/dev/console
+    echo >/dev/console
+
+        while [ "true" ]; do
+                sleep 3600
+        done
+}
+
+# Variables shared amoung modules
+ROOTFS_DIR="/rootfs" # where to do the switch root
+MODULE_PRE_HOOKS=""  # functions to call before running each module
+MODULE_POST_HOOKS="" # functions to call after running each module
+MODULES_DIR=/init.d  # place to look for modules
+
+# make mount stop complaining about missing /etc/fstab
+touch /etc/fstab
+
+# initialize /proc, /sys and /var/lock
+mkdir -p /proc /sys /var/lock
+mount -t proc proc /proc
+mount -t sysfs sysfs /sys
+
+# populate bootparam environment
+for p in `cat /proc/cmdline`; do
+        opt=`echo $p | cut -d'=' -f1`
+        opt=`echo $opt | sed -e 's/-/_/'`
+        if [ "`echo $p | cut -d'=' -f1`" = "$p" ]; then
+                eval "bootparam_${opt}=true"
+        else
+                value="`echo $p | cut -d'=' -f2-`"
+                eval "bootparam_${opt}=\"${value}\""
+        fi
+done
+
+# use /dev with devtmpfs
+if grep -q devtmpfs /proc/filesystems; then
+        mkdir -p /dev
+        mount -t devtmpfs devtmpfs /dev
+else
+        if [ ! -d /dev ]; then
+                fatal "ERROR: /dev doesn't exist and kernel doesn't has devtmpfs enabled."
+        fi
+fi
+
+mkdir $ROOTFS_DIR
+
+# Load and run modules
+for m in $MODULES_DIR/*; do
+        # Skip backup files
+        if [ "`echo $m | sed -e 's/\~$//'`" = "$m" ]; then
+                continue
+        fi
+
+        module=`basename $m | cut -d'-' -f 2`
+        debug "Loading module $module"
+
+        # pre hooks
+        for h in $MODULE_PRE_HOOKS; do
+                debug "Calling module hook (pre): $h"
+                eval "$h pre $module"
+                debug "Finished module hook (pre): $h"
+        done
+
+        # process module
+        . $m
+
+        if ! eval "${module}_enabled"; then
+                debug "Skipping module $module"
+                continue
+        fi
+
+        debug "Running ${module}_run"
+        eval "${module}_run"
+
+        # post hooks
+        for h in $MODULE_POST_HOOKS; do
+                debug "Calling module hook (post): $h"
+                eval "$h post $module"
+                debug "Finished module hook (post): $h"
+        done
+done
+
+# Catch all
+fatal "ERROR: Initramfs failed to initialize the system."
diff --git a/meta/recipes-core/initrdscripts/initramfs-framework/mdev b/meta/recipes-core/initrdscripts/initramfs-framework/mdev
new file mode 100644
index 0000000000..a5df1d717a
--- /dev/null
+++ b/meta/recipes-core/initrdscripts/initramfs-framework/mdev
@@ -0,0 +1,30 @@
+#!/bin/sh
+# Copyright (C) 2011 O.S. Systems Software LTDA.
+# Licensed on MIT
+
+mdev_enabled() {
+        if [ ! -e /sbin/mdev ]; then
+                debug "/sbin/mdev doesn't exist"
+                return 1
+        fi
+
+        return 0
+}
+
+mdev_run() {
+        # setup the environment
+        mount -t tmpfs tmpfs /dev
+
+        mkdir -m 1777 /dev/shm
+
+        mkdir -m 0755 /dev/pts
+        mount -t devpts devpts /dev/pts
+
+        echo /sbin/mdev > /proc/sys/kernel/hotplug
+        mdev -s
+
+        # load modules for devices
+        find /sys -name modalias | while read m; do
+                load_kernel_module $(cat $m)
+        done
+}
diff --git a/meta/recipes-core/initrdscripts/initramfs-framework/udev b/meta/recipes-core/initrdscripts/initramfs-framework/udev
new file mode 100644
index 0000000000..bb462dc448
--- /dev/null
+++ b/meta/recipes-core/initrdscripts/initramfs-framework/udev
@@ -0,0 +1,45 @@
+#!/bin/sh
+# Copyright (C) 2011, 2012 O.S. Systems Software LTDA.
+# Licensed on MIT
+
+udev_shutdown_hook_handler() {
+        status=$1
+        module=$2
+        if [ "$status" = "pre" ] && [ "$module" = "finish" ]; then
+                killall `basename $_UDEV_DAEMON` 2>/dev/null
+        fi
+}
+
+udev_daemon() {
+        OPTIONS="/sbin/udev/udevd /sbin/udevd /lib/udev/udevd /lib/systemd/systemd-udevd"
+
+        for o in $OPTIONS; do
+                if [ -x "$o" ]; then
+                        echo $o
+                        return 0
+                fi
+        done
+
+        return 1
+}
+
+_UDEV_DAEMON=`udev_daemon`
+
+udev_enabled() {
+        if [ -z "$_UDEV_DAEMON" ]; then
+                msg "WARNING: Cannot find the udev daemon; daemon will not be started in initramfs."
+                return 1
+        fi
+
+        return 0
+}
+
+udev_run() {
+        add_module_pre_hook "udev_shutdown_hook_handler"
+
+        mkdir -p /run
+
+        $_UDEV_DAEMON --daemon
+        udevadm trigger --action=add
+        udevadm settle
+}
diff --git a/meta/recipes-core/initrdscripts/initramfs-framework_1.0.bb b/meta/recipes-core/initrdscripts/initramfs-framework_1.0.bb
new file mode 100644
index 0000000000..a2c0813f30
--- /dev/null
+++ b/meta/recipes-core/initrdscripts/initramfs-framework_1.0.bb
@@ -0,0 +1,59 @@
+DESCRIPTION = "initramfs modular system"
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://${COREBASE}/meta/COPYING.MIT;md5=3da9cfbcb788c80a0384361b4de20420"
+RDEPENDS_${PN} += "busybox"
+
+PR = "r2"
+
+inherit allarch
+
+SRC_URI = "file://init \
+           file://finish \
+           file://mdev \
+           file://udev \
+           file://e2fs \
+           file://debug"
+
+do_install() {
+    install -d ${D}/init.d
+
+    # base
+    install -m 0755 ${WORKDIR}/init ${D}/init
+    install -m 0755 ${WORKDIR}/finish ${D}/init.d/99-finish
+
+    # mdev
+    install -m 0755 ${WORKDIR}/mdev ${D}/init.d/01-mdev
+
+    # udev
+    install -m 0755 ${WORKDIR}/udev ${D}/init.d/01-udev
+
+    # e2fs
+    install -m 0755 ${WORKDIR}/e2fs ${D}/init.d/10-e2fs
+
+    # debug
+    install -m 0755 ${WORKDIR}/debug ${D}/init.d/00-debug
+}
+
+PACKAGES = "${PN}-base \
+            initramfs-module-mdev \
+            initramfs-module-udev \
+            initramfs-module-e2fs \
+            initramfs-module-debug"
+
+FILES_${PN}-base = "/init /init.d/99-finish"
+
+DESCRIPTION_initramfs-module-mdev = "initramfs support for mdev"
+RDEPENDS_initramfs-module-mdev = "${PN}-base"
+FILES_initramfs-module-mdev = "/init.d/01-mdev"
+
+DESCRIPTION_initramfs-module-udev = "initramfs support for udev"
+RDEPENDS_initramfs-module-udev = "${PN}-base udev udev-utils"
+FILES_initramfs-module-udev = "/init.d/01-udev"
+
+DESCRIPTION_initramfs-module-e2fs = "initramfs support for ext4/ext3/ext2 filesystems"
+RDEPENDS_initramfs-module-e2fs = "${PN}-base"
+FILES_initramfs-module-e2fs = "/init.d/10-e2fs"
+
+DESCRIPTION_initramfs-module-debug = "initramfs dynamic debug support"
+RDEPENDS_initramfs-module-debug = "${PN}-base"
+FILES_initramfs-module-debug = "/init.d/00-debug"
diff --git a/meta/recipes-core/initrdscripts/initramfs-live-boot_1.0.bb b/meta/recipes-core/initrdscripts/initramfs-live-boot_1.0.bb
new file mode 100644
index 0000000000..8626bb5b33
--- /dev/null
+++ b/meta/recipes-core/initrdscripts/initramfs-live-boot_1.0.bb
@@ -0,0 +1,17 @@
+DESCRIPTION = "A live image init script"
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://${COREBASE}/meta/COPYING.MIT;md5=3da9cfbcb788c80a0384361b4de20420"
+DEPENDS = "virtual/kernel"
+RDEPENDS_${PN} = "udev udev-extraconf"
+SRC_URI = "file://init-live.sh"
+
+PR = "r11"
+
+do_install() {
+        install -m 0755 ${WORKDIR}/init-live.sh ${D}/init
+}
+
+FILES_${PN} += " /init "
+
+# Due to kernel depdendency
+PACKAGE_ARCH = "${MACHINE_ARCH}"
diff --git a/meta/recipes-core/initrdscripts/initramfs-live-install-efi_1.0.bb b/meta/recipes-core/initrdscripts/initramfs-live-install-efi_1.0.bb
new file mode 100644
index 0000000000..264931f9a3
--- /dev/null
+++ b/meta/recipes-core/initrdscripts/initramfs-live-install-efi_1.0.bb
@@ -0,0 +1,22 @@
+DESCRIPTION = "A live image init script for grub-efi"
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://${COREBASE}/meta/COPYING.MIT;md5=3da9cfbcb788c80a0384361b4de20420"
+SRC_URI = "file://init-install-efi.sh"
+
+PR = "r1"
+
+RDEPENDS_${PN} = "parted e2fsprogs-mke2fs dosfstools"
+
+do_install() {
+        install -m 0755 ${WORKDIR}/init-install-efi.sh ${D}/install-efi.sh
+}
+
+# While this package maybe an allarch due to it being a
+# simple script, reality is that it is Host specific based
+# on the COMPATIBLE_HOST below, which needs to take precedence
+#inherit allarch
+INHIBIT_DEFAULT_DEPS = "1"
+
+FILES_${PN} = " /install-efi.sh "
+
+COMPATIBLE_HOST = "(i.86|x86_64).*-linux"
diff --git a/meta/recipes-core/initrdscripts/initramfs-live-install_1.0.bb b/meta/recipes-core/initrdscripts/initramfs-live-install_1.0.bb
new file mode 100644
index 0000000000..3a8836d5b9
--- /dev/null
+++ b/meta/recipes-core/initrdscripts/initramfs-live-install_1.0.bb
@@ -0,0 +1,22 @@
+DESCRIPTION = "A live image init script for grub"
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://${COREBASE}/meta/COPYING.MIT;md5=3da9cfbcb788c80a0384361b4de20420"
+SRC_URI = "file://init-install.sh"
+
+PR = "r9"
+
+RDEPENDS_${PN} = "grub parted e2fsprogs-mke2fs"
+
+do_install() {
+        install -m 0755 ${WORKDIR}/init-install.sh ${D}/install.sh
+}
+
+# While this package maybe an allarch due to it being a 
+# simple script, reality is that it is Host specific based
+# on the COMPATIBLE_HOST below, which needs to take precedence
+#inherit allarch
+INHIBIT_DEFAULT_DEPS = "1"
+
+FILES_${PN} = " /install.sh "
+
+COMPATIBLE_HOST = "(i.86|x86_64).*-linux"