index 281aaddf8a34b074ed100c0f8ba2c11b0f0a5a20..519bd9a3e3047f662fde33024dcc7fdb31a395dd 100644 (file)
# Add the fstypes we need
IMAGE_FSTYPES_append = " tar.bz2 sdimg"
+# Ensure required utilities are present
+IMAGE_DEPENDS_sdimg = "genext2fs-native e2fsprogs-native"
+
# Change this to match your host distro
LOSETUP ?= "/sbin/losetup"
# Default to 4GiB images
SDIMG_SIZE ?= "444"
+# FS type for rootfs
+ROOTFSTYPE ?= "ext3"
+
BOOTPARTNAME_beaglebone = "BEAGLE_BONE"
BOOTPARTNAME ?= "${MACHINE}"
# sanity check fstab entry for boot partition mounting
if [ "x$(cat /etc/fstab | grep ${LOOPDEV_BOOT} | grep ${WORKDIR}/tmp-mnt-boot | grep user || true)" = "x" ]; then
echo "/etc/fstab entries need to be created with the user flag for the loop devices like:"
- echo "${LOOPDEV_BOOT} ${WORKDIR}/tmp-mnt-boot msdos user 0 0"
+ echo "${LOOPDEV_BOOT} ${WORKDIR}/tmp-mnt-boot vfat user 0 0"
false
fi
${LOSETUP} ${LOOPDEV_BOOT} ${SDIMG} -o ${BOOT_OFFSET}
- /sbin/mkfs.msdos ${LOOPDEV_BOOT} -n ${BOOTPARTNAME} $LOOPDEV_BLOCKS
+ /sbin/mkfs.vfat ${LOOPDEV_BOOT} -n ${BOOTPARTNAME} $LOOPDEV_BLOCKS
# Prepare filesystem partition
# Copy ubi used by flashing scripts
cp -v ${IMAGE_ROOTFS}/boot/uEnv.txt ${WORKDIR}/tmp-mnt-boot || true
cp -v ${IMAGE_ROOTFS}/boot/user.txt ${WORKDIR}/tmp-mnt-boot || true
+ cp -v ${IMAGE_ROOTFS}/boot/uImage ${WORKDIR}/tmp-mnt-boot || true
if [ -e ${IMAGE_ROOTFS}/boot/u-boot.$suffix ] ; then
cp -v ${IMAGE_ROOTFS}/boot/{u-boot.$suffix} ${WORKDIR}/tmp-mnt-boot || true
if [ -n ${FATPAYLOAD} ] ; then
echo "Copying payload into VFAT"
for entry in ${FATPAYLOAD} ; do
- cp -av ${IMAGE_ROOTFS}$entry ${WORKDIR}/tmp-mnt-boot
+ # add the || true to stop aborting on vfat issues like not supporting .~lock files
+ cp -av ${IMAGE_ROOTFS}$entry ${WORKDIR}/tmp-mnt-boot || true
done
fi
+ echo "${IMAGE_NAME}-${IMAGEDATESTAMP}" > ${IMAGE_ROOTFS}/etc/image-version-info
+
# Cleanup VFAT mount
echo "Cleaning up VFAT mount"
umount ${WORKDIR}/tmp-mnt-boot
${LOSETUP} -d ${LOOPDEV_BOOT} || true
- # Prepare ext3 parition
- echo "Creating ext3 loopback"
+ # Prepare rootfs parition
+ echo "Creating rootfs loopback"
${LOSETUP} ${LOOPDEV_FS} ${SDIMG} -o ${FS_OFFSET}
- # should use fdisk info
- echo "Creating ext3 image"
- touch ${WORKDIR}/${IMAGE_NAME}.rootfs.ext3
- # lots of small files, so use 8k per inode, not 64k
- genext2fs -i 8192 -b $FS_SIZE_BLOCKS -d ${IMAGE_ROOTFS} ${WORKDIR}/${IMAGE_NAME}.rootfs.ext3
- tune2fs -L ${IMAGE_NAME} -j ${WORKDIR}/${IMAGE_NAME}.rootfs.ext3
-
- dd if=${WORKDIR}/${IMAGE_NAME}.rootfs.ext3 of=${LOOPDEV_FS}
+ FS_NUM_INODES=$(echo $FS_SIZE_BLOCKS / 4 | bc)
+
+ case "${ROOTFSTYPE}" in
+ ext3)
+ genext2fs -z -N $FS_NUM_INODES -b $FS_SIZE_BLOCKS -d ${IMAGE_ROOTFS} ${LOOPDEV_FS}
+ tune2fs -L ${IMAGE_NAME} -j ${LOOPDEV_FS}
+ ;;
+ ext4)
+ genext2fs -z -N $FS_NUM_INODES -b $FS_SIZE_BLOCKS -d ${IMAGE_ROOTFS} ${LOOPDEV_FS}
+ tune2fs -L ${IMAGE_NAME} -j -O extents,uninit_bg,dir_index ${LOOPDEV_FS}
+ ;;
+ *)
+ echo "Please set ROOTFSTYPE to something supported"
+ exit 1
+ ;;
+ esac
${LOSETUP} -d ${LOOPDEV_FS} || true