#!/bin/bash
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BUILDROOT=$(pwd)
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BUILDROOT_IMAGE_DIR=$1
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BUILDROOT_HOST_DIR=$BUILDROOT_IMAGE_DIR/../host
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BUILDROOT_DEFCONFIG=$BUILDROOT_IMAGE_DIR/../.config
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ROOTFS_IMAGE_FAKEROOT_UBI=$BUILDROOT_IMAGE_DIR/fakeroot-ubi.fs
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ROOTFS_SRC_DIR=$BUILDROOT_IMAGE_DIR/../target
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IMAGE_OUTPUT_DIR=$BUILDROOT/../rockdev/
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TOP_DIR=$BUILDROOT/../
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FAKEROOT_TOOL=$BUILDROOT_HOST_DIR/bin/fakeroot
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MKUBIFS_TOOL=$BUILDROOT_HOST_DIR/sbin/mkfs.ubifs
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MKUBINIZE_TOOL=$BUILDROOT_HOST_DIR/sbin/ubinize
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MKSQUASHFS_TOOL=$BUILDROOT_HOST_DIR/bin/mksquashfs
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function unset_board_config_all()
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{
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local tmp_file=`mktemp`
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grep -o "^export.*RK_.*=" `find $TOP_DIR/device/rockchip -name "Board*.mk" -type f` -h | sort | uniq > $tmp_file
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source $tmp_file
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rm -f $tmp_file
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}
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mk_ubi_image_fake()
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{
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temp_dir="$BUILDROOT_IMAGE_DIR"
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if [ $(( $UBI_BLOCK_SIZE )) -eq $(( 0x20000 )) ]; then
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ubi_block_size_str="128KB"
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elif [ $(( $UBI_BLOCK_SIZE )) -eq $(( 0x40000 )) ]; then
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ubi_block_size_str="256KB"
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else
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echo "[$0:error] Please add ubi block size [$UBI_BLOCK_SIZE] to $PWD/$0"
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exit 1
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fi
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if [ $(( $UBI_PAGE_SIZE )) -eq 2048 ]; then
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ubi_page_size_str="2KB"
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elif [ $(( $UBI_PAGE_SIZE )) -eq 4096 ]; then
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ubi_page_size_str="4KB"
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else
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echo "[$0:error] Please add ubi block size [$UBI_PAGE_SIZE] to $PWD/$0"
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exit 1
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fi
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if [ -z "$UBI_VOL_NAME" ]; then
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echo "[$0:error] Please config ubifs partition volume name"
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exit 1
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fi
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ubifs_lebsize=$(( $UBI_BLOCK_SIZE - 2 * $UBI_PAGE_SIZE ))
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ubifs_miniosize=$UBI_PAGE_SIZE
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partition_size=$(( $UBI_PART_SIZE ))
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partition_size_str="$(( $partition_size / 1024 / 1024 ))MB"
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output_image=${IMAGE_OUTPUT_DIR}/${UBI_VOL_NAME}_${ubi_page_size_str}_${ubi_block_size_str}_${partition_size_str}.ubi
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temp_ubinize_file=$temp_dir/${UBI_VOL_NAME}_${ubi_page_size_str}_${ubi_block_size_str}_${partition_size_str}_ubinize.cfg
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UBI_VOL_TYPE=${UBI_VOL_TYPE:-dynamic}
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UBI_COMPRESSION_TPYE=${UBI_COMPRESSION_TPYE:-lzo}
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if [ $partition_size -le 0 ]; then
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echo "[$0:error] ubifs partition MUST set partition size"
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exit 1
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fi
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if [ ! -f $UBI_IMAGE_FAKEROOT ]; then
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echo "[$0:error] ubifs $UBI_IMAGE_FAKEROOT not found!!!"
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exit 1
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fi
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ubifs_maxlebcnt=$(( $partition_size / $ubifs_lebsize ))
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echo "[$0:info] ubifs_lebsize=$UBI_BLOCK_SIZE"
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echo "[$0:info] ubifs_miniosize=$UBI_PAGE_SIZE"
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echo "[$0:info] ubifs_maxlebcnt=$ubifs_maxlebcnt"
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case $UBIFS_TYPE in
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squashfs)
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temp_image=$temp_dir/${UBI_VOL_NAME}_${partition_size_str}.squashfs
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parallel_jobs=$((1 + `getconf _NPROCESSORS_ONLN 2>/dev/null || echo 1`))
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if grep -w "BR2_TARGET_ROOTFS_SQUASHFS4_LZ4=y" $BUILDROOT_DEFCONFIG; then
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squashfs_compression_args=lz4
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elif grep -w "BR2_TARGET_ROOTFS_SQUASHFS4_LZO=y" $BUILDROOT_DEFCONFIG; then
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squashfs_compression_args=lzo
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elif grep -w "BR2_TARGET_ROOTFS_SQUASHFS4_LZMA=y" $BUILDROOT_DEFCONFIG; then
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squashfs_compression_args=lzma
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elif grep -w "BR2_TARGET_ROOTFS_SQUASHFS4_XZ=y" $BUILDROOT_DEFCONFIG; then
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squashfs_compression_args=xz
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elif grep -w "BR2_TARGET_ROOTFS_SQUASHFS4_ZSTD=y" $BUILDROOT_DEFCONFIG; then
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squashfs_compression_args=zstd
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else
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squashfs_compression_args=gzip
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fi
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if [ "$squashfs_compression_args" = "lz4" ]; then
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echo "$MKSQUASHFS_TOOL $UBI_SRC_DIR $temp_image -noappend -processors $parallel_jobs -comp $squashfs_compression_args -Xhc" >> $UBI_IMAGE_FAKEROOT
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else
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echo "$MKSQUASHFS_TOOL $UBI_SRC_DIR $temp_image -noappend -processors $parallel_jobs -comp $squashfs_compression_args" >> $UBI_IMAGE_FAKEROOT
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fi
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;;
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ubifs|*)
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temp_image=$temp_dir/${UBI_VOL_NAME}_${ubi_page_size_str}_${ubi_block_size_str}_${partition_size_str}.ubifs
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echo "$MKUBIFS_TOOL -x $UBI_COMPRESSION_TPYE -e $ubifs_lebsize -m $ubifs_miniosize -c $ubifs_maxlebcnt -d $UBI_SRC_DIR -F -v -o $temp_image" >> $UBI_IMAGE_FAKEROOT
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;;
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esac
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echo "[ubifs]" > $temp_ubinize_file
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echo "mode=ubi" >> $temp_ubinize_file
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echo "vol_id=0" >> $temp_ubinize_file
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echo "vol_type=$UBI_VOL_TYPE" >> $temp_ubinize_file
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echo "vol_name=$UBI_VOL_NAME" >> $temp_ubinize_file
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echo "vol_alignment=1" >> $temp_ubinize_file
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echo "vol_flags=autoresize" >> $temp_ubinize_file
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echo "image=$temp_image" >> $temp_ubinize_file
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echo "$MKUBINIZE_TOOL -o $output_image -m $ubifs_miniosize -p $UBI_BLOCK_SIZE -v $temp_ubinize_file" >> $UBI_IMAGE_FAKEROOT
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echo ""
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# Pick a default ubi image
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if [ $(( $DEFAULT_UBI_PAGE_SIZE )) -eq $(( $UBI_PAGE_SIZE )) \
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-a $(( $DEFAULT_UBI_BLOCK_SIZE )) -eq $(( $UBI_BLOCK_SIZE )) ]; then
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if [ "$UBI_VOL_NAME" = "rootfs" ]; then
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echo "rm -f $BUILDROOT_IMAGE_DIR/rootfs.ubi" >> $UBI_IMAGE_FAKEROOT
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echo "ln -rfs $output_image $BUILDROOT_IMAGE_DIR/rootfs.ubi" >> $UBI_IMAGE_FAKEROOT
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fi
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fi
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UBIFS_TYPE=
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UBI_BLOCK_SIZE=
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UBI_IMAGE_FAKEROOT=
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UBI_PAGE_SIZE=
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UBI_PART_SIZE=
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UBI_SRC_DIR=
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UBI_VOL_NAME=
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UBI_VOL_TYPE=
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}
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get_partition_size()
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{
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echo $PARAMETER
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PARTITIONS_PREFIX=`echo -n "CMDLINE: mtdparts=rk29xxnand:"`
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while read line
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do
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if [[ $line =~ $PARTITIONS_PREFIX ]]
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then
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partitions=`echo $line | sed "s/$PARTITIONS_PREFIX//g"`
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echo $partitions
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break
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fi
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done < $PARAMETER
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[ -z $"partitions" ] && return
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IFS=,
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for part in $partitions;
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do
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part_size=`echo $part | cut -d '@' -f1`
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part_name=`echo $part | cut -d '(' -f2|cut -d ')' -f1`
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[[ $part_size =~ "-" ]] && continue
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part_size=$(($part_size))
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part_size_bytes=$[$part_size*512]
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case $part_name in
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rootfs | system_[ab])
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ROOTFS_PART_SIZE=$part_size_bytes
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;;
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oem)
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OEM_PART_SIZE=$part_size_bytes
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;;
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esac
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done
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}
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mk_ubi_image_fake_for_rootfs()
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{
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UBI_BLOCK_SIZE=$1
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UBI_PAGE_SIZE=$2
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UBI_VOL_NAME="rootfs"
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UBI_PART_SIZE=$ROOTFS_PART_SIZE
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UBI_IMAGE_FAKEROOT=$ROOTFS_IMAGE_FAKEROOT_UBI
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UBI_SRC_DIR=$ROOTFS_SRC_DIR
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UBIFS_TYPE=`grep -w BR2_PACKAGE_ROOTFS_UBI_CUSTOM_FILESYSTEM $BUILDROOT_DEFCONFIG`
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UBIFS_TYPE=${UBIFS_TYPE##*=}
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UBIFS_TYPE=${UBIFS_TYPE%*\"}
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UBIFS_TYPE=${UBIFS_TYPE#*\"}
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case $UBIFS_TYPE in
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squashfs)
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UBI_VOL_TYPE=static
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;;
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ubifs|*)
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UBI_VOL_TYPE=dynamic
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;;
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esac
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mk_ubi_image_fake
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}
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get_ubi_image_compression_tpye()
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{
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UBI_COMPRESSION_TPYE=""
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if grep -w "BR2_TARGET_ROOTFS_UBIFS_RT_ZLIB=y" $BUILDROOT_DEFCONFIG; then
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UBI_COMPRESSION_TPYE=zlib
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fi
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if grep -w "BR2_TARGET_ROOTFS_UBIFS_RT_LZO=y" $BUILDROOT_DEFCONFIG; then
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UBI_COMPRESSION_TPYE=lzo
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fi
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}
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stash_unused_files()
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{
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# stash $ROOTFS_SRC_DIR/THIS_IS_NOT_YOUR_ROOT_FILESYSTEM
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mv $ROOTFS_SRC_DIR/THIS_IS_NOT_YOUR_ROOT_FILESYSTEM $BUILDROOT_IMAGE_DIR/
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}
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pop_unused_files()
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{
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mv $BUILDROOT_IMAGE_DIR/THIS_IS_NOT_YOUR_ROOT_FILESYSTEM $ROOTFS_SRC_DIR/
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}
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# Start
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if [ ! -d $IMAGE_OUTPUT_DIR ]; then
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mkdir -p $IMAGE_OUTPUT_DIR
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fi
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unset_board_config_all
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# Get the parameter file
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source $TOP_DIR/device/rockchip/.BoardConfig.mk
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PARAMETER=$TOP_DIR/device/rockchip/.target_product/$RK_PARAMETER
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# default page size 2KB
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DEFAULT_UBI_PAGE_SIZE=${RK_UBI_PAGE_SIZE:-2048}
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# default block size 128KB
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DEFAULT_UBI_BLOCK_SIZE=${RK_UBI_BLOCK_SIZE:-0x20000}
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stash_unused_files
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echo "[$0:info] Start build ubi images..."
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get_partition_size
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get_ubi_image_compression_tpye
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if which fakeroot; then
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FAKEROOT_TOOL="`which fakeroot`"
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else
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echo -e "[$0:error] Install fakeroot First."
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echo -e "[$0:error] sudo apt-get install fakeroot"
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exit -1
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fi
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sed -i '/\<ubinize\>/d' $ROOTFS_IMAGE_FAKEROOT_UBI
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mk_ubi_image_fake_for_rootfs 0x20000 2048
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mk_ubi_image_fake_for_rootfs 0x40000 2048
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mk_ubi_image_fake_for_rootfs 0x40000 4096
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$FAKEROOT_TOOL -- $ROOTFS_IMAGE_FAKEROOT_UBI
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echo "[$0:info] End build ubi images..."
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pop_unused_files
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exit 0
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