1 files changed, 26 insertions, 1 deletions

diff --git a/meta/classes/image_types.bbclass b/meta/classes/image_types.bbclass
index cd901c105f..2bdda41945 100644
--- a/meta/classes/image_types.bbclass
+++ b/meta/classes/image_types.bbclass
@@ -1,4 +1,3 @@
-
 def get_imagecmds(d):
     cmds = "\n"
     old_overrides = bb.data.getVar('OVERRIDES', d, 0)
@@ -61,6 +60,30 @@ IMAGE_CMD_ext3.gz () {
         rmdir ${DEPLOY_DIR_IMAGE}/tmp.gz
 }
 
+oe_mkext4fs () {
+        genext2fs -b $ROOTFS_SIZE -d ${IMAGE_ROOTFS} ${EXTRA_IMAGECMD} $1
+        tune2fs -O extents,uninit_bg,dir_index,has_journal $1
+        e2fsck -yfDC0 $1 || chk=$?
+        case $chk in
+        0|1|2)
+            ;;
+        *)
+            return $chk
+            ;;
+        esac
+}
+
+IMAGE_CMD_ext4 () {
+        oe_mkext4fs ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.ext4
+}
+IMAGE_CMD_ext4.gz () {
+        rm -rf ${DEPLOY_DIR_IMAGE}/tmp.gz && mkdir ${DEPLOY_DIR_IMAGE}/tmp.gz
+        oe_mkext4fs ${DEPLOY_DIR_IMAGE}/tmp.gz/${IMAGE_NAME}.rootfs.ext4
+        gzip -f -9 ${DEPLOY_DIR_IMAGE}/tmp.gz/${IMAGE_NAME}.rootfs.ext4
+        mv ${DEPLOY_DIR_IMAGE}/tmp.gz/${IMAGE_NAME}.rootfs.ext4.gz ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.ext4.gz
+        rmdir ${DEPLOY_DIR_IMAGE}/tmp.gz
+}
+
 IMAGE_CMD_btrfs () {
         mkfs.btrfs -b `expr ${ROOTFS_SIZE} \* 1024` ${EXTRA_IMAGECMD} -r ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.btrfs
 }
@@ -104,6 +127,8 @@ IMAGE_DEPENDS_ext2 = "genext2fs-native"
 IMAGE_DEPENDS_ext2.gz = "genext2fs-native"
 IMAGE_DEPENDS_ext3 = "genext2fs-native e2fsprogs-native"
 IMAGE_DEPENDS_ext3.gz = "genext2fs-native e2fsprogs-native"
+IMAGE_DEPENDS_ext4 = "genext2fs-native e2fsprogs-native"
+IMAGE_DEPENDS_ext4.gz = "genext2fs-native e2fsprogs-native"
 IMAGE_DEPENDS_btrfs = "btrfs-tools-native"
 IMAGE_DEPENDS_squashfs = "squashfs-tools-native"
 IMAGE_DEPENDS_squashfs-lzma = "squashfs-lzma-tools-native"