mirror of
https://github.com/xiaolu/mkbootimg_tools.git
synced 2026-02-14 05:59:29 +01:00
Add mode from the unpacked directory to create boot.img.
This commit is contained in:
xiaolu
37
README.md
37
README.md
@@ -2,10 +2,10 @@ mkbootimg_tools
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===============
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### Unpack and repack boot.img,support dtb(dt.img):
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xiaolu@xiaolu-ubuntu64:~/e330s$ mkboot recoveryksuamg5.img tmp
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Unpack & decompress recoveryksuamg5.img to tmp
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kernel : /home/xiaolu/work/initramfs/s4/e330s/tmp/zImage
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ramdisk : /home/xiaolu/work/initramfs/s4/e330s/tmp/ramdisk.gz
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xiaolu@xiaolu-ubuntu64:~/e330s$ mkboot recoveryksuamg5.img ksuamg
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Unpack & decompress recoveryksuamg5.img to ksuamg
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kernel : /home/xiaolu/work/initramfs/s4/e330s/ksuamg5/zImage
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ramdisk : /home/xiaolu/work/initramfs/s4/e330s/ksuamg5/ramdisk.gz
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page_size : 2048
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base_addr : 0x00000000
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kernel size : 6911360
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@@ -19,10 +19,30 @@ mkbootimg_tools
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cmdline : console=null androidboot.hardware=qcom user_debug=31 maxcpus=2 msm_rtb.filter=0x3F
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Unpack completed.
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xiaolu@xiaolu-ubuntu64:~/e330s$ mkboot ksuamg5 recovery.img
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mkbootimg from ksuamg5/img_info.
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kernel : /home/xiaolu/work/initramfs/s4/e330s/ksuamg5/zImage
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ramdisk : /home/xiaolu/work/initramfs/s4/e330s/ksuamg5/new_ramdisk.gz
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page_size :
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base_addr : 0x00000000
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kernel size : 6911360
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kernel_addr : 0x00008000
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ramdisk_size : 2685222
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ramdisk_addr : 0x02000000
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second_size :
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second_addr :
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dtb_size : 1427456
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dtb_img : dt.img
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tags_addr : 0x01e00000
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cmdline : console=null androidboot.hardware=qcom user_debug=31 maxcpus=2 msm_rtb.filter=0x3F
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Kernel size: 6911360, new ramdisk size: 3416778, recovery.img: 11759616.
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recovery.img has been created.
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...
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xiaolu@xiaolu-ubuntu64:~/e330s$ mkboot recoveryksuamg5.img ksuamg5/ramdisk recovery.img
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Repack recoveryksuamg5.img & ramdisk ksuamg5/ramdisk to recovery.img
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kernel : /tmp/mkboot.WdWc/zImage
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ramdisk : /tmp/mkboot.WdWc/ramdisk.gz
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kernel : /tmp/mkboot.fAJL/zImage
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ramdisk : /tmp/mkboot.fAJL/ramdisk.gz
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page_size : 2048
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base_addr : 0x00000000
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kernel size : 6911360
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@@ -32,11 +52,12 @@ mkbootimg_tools
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second_size : 0
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second_addr : 0x00f00000
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dtb_size : 1427456
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dtb_img : /tmp/mkboot.fAJL/dt.img
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tags_addr : 0x01e00000
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cmdline : console=null androidboot.hardware=qcom user_debug=31 maxcpus=2 msm_rtb.filter=0x3F
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Kernel size: 6911360, new ramdisk size: 3426199, recovery.img: 11767808.
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Kernel size: 6911360, new ramdisk size: 3426207, recovery.img: 11767808.
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recovery.img has been created.
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cleanup....
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...
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### Create a dt.img:
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xiaolu@xiaolu-ubuntu64:/media/diskd/kernel/SHV-E330S_JB_Opensource/Kernel$ scripts/dtbTool -s 2048 -o arch/arm/boot/dt.img -p scripts/dtc/ arch/arm/boot/
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180
mkboot
180
mkboot
@@ -12,37 +12,129 @@
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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#boot.img tools
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#boot.img tool
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#by xiaolu
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trap "clean" 2 3 4
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workdir=$(pwd)
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realpath=$(readlink -f $0)
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basedir=$(dirname $realpath)
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mkbootimg_dtb=$basedir/mkbootimg_dtb
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mkbootimg=$basedir/mkbootimg
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toolpath=$(readlink -f $0)
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tooldir=$(dirname $toolpath)
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mkbootimg_dtb=$tooldir/mkbootimg_dtb
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mkbootimg_old=$tooldir/mkbootimg
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C_H1="\033[1;32m"
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C_OUT="\033[0;0m"
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C_ERR="\033[31;1m"
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C_CLEAR="\033[0;0m"
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pout() {
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printf "${C_H1}${*}${C_CLEAR}\n"
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printf "${C_OUT}${*}${C_CLEAR}\n"
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}
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perr() {
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printf "${C_ERR}${*}${C_CLEAR}\n"
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}
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clean()
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{
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rm -rf /tmp/mkboot.*
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pout "cleanup...."
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pout "..."
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exit
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}
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if [ $# -lt 2 ] || [ ! -f $1 ] || ([ ! -z $3 ] && [ ! -e $2 ]); then
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pout "Not enough parameters or parameter error!\n"
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pout "repack boot.img：\n\t$(basename $0) [img] [ramdisk.gz or ramdisk dir] [newbootfile]"
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pout "\t$(basename $0) boot.img ramdisk newboot.img"
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pout "unpack boot.img & decompress ramdisk：\n\t$(basename $0) [img] [output dir]"
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pout "\t$(basename $0) boot.img boot20130905"
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usage()
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{
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pout "<Unpack and repack boot.img tool>\n"
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pout "Not enough parameters or parameter error!"
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pout "unpack boot.img & decompress ramdisk：\n $(basename $0) [img] [output dir]"
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pout " $(basename $0) boot.img boot20130905"
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pout "Use the unpacked directory repack boot.img(img_info)：\n $(basename $0) [unpacked dir] [newbootfile]"
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pout " $(basename $0) boot20130905 newboot.img"
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pout "Use the boot.img and new ramdisk repack boot.img：\n $(basename $0) [img] [ramdisk.gz or ramdisk dir] [newbootfile]"
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pout " $(basename $0) boot.img boot20130905/ramdisk newboot.img"
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clean
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}
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print_info()
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{
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pout " kernel : $kernel"
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pout " ramdisk : $ramdisk"
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pout " page_size : $page_size"
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pout " base_addr : $base_addr"
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pout " kernel size : $kernel_size"
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pout " kernel_addr : $kernel_addr"
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pout " ramdisk_size : $ramdisk_size"
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pout " ramdisk_addr : $ramdisk_addr"
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[ -z $second_size ] || pout " second_size : $second_size"
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[ -z $second_addr ] || pout " second_addr : $second_addr"
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if [ $dtb_size -gt 0 ]; then
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pout " dtb_size : $dtb_size"
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pout " dtb_img : $dt"
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pout " tags_addr : $tags_addr"
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fi
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pout " cmdline : $cmd_line"
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}
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mkboot_img()
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{
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error=0
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if [ $dtb_size -gt 0 ]; then
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$mkbootimg_dtb --kernel $kernel --ramdisk $ramdisk \
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--base $base_addr --offset $ramdisk_addr \
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--tags-addr $tags_addr --cmdline "$cmd_line" \
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--dt $dt -o $1 || error=1
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else
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$mkbootimg_old --kernel $kernel --ramdisk $ramdisk \
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--base $base_addr --ramdiskaddr $ramdisk_addr \
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--cmdline "$cmd_line" -o $1 || error=1
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fi
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[ $error -eq 1 ] && return $error
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ramdisksize=$(stat -c "%s" $ramdisk)
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bootsize=$(stat -c "%s" $1)
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pout "Kernel size: $kernel_size, new ramdisk size: $ramdisksize, $(basename $1): $bootsize."
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pout "$(basename $1) has been created."
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}
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#decide action
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[ $# -lt 2 ] || [ $# -gt 3 ] && usage
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if [ $# -eq 2 ] && [ -d $1 ]; then
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mkboot_from_dir=1
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elif [ $# -eq 2 ] && [ -s $1 ]; then
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split_boot_to_dir=1
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elif [ $# -eq 3 ] && [ -s $1 ] && [ -e $2 ]; then
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mkboot_from_img_dir=1
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else
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usage
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fi
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#mkboot_from_dir, img_info
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if [ ! -z $mkboot_from_dir ]; then
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pout "mkbootimg from $1/img_info."
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unpacked_dir=$(readlink -f $1)
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new_img=$(readlink -f $2)
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cd $unpacked_dir
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if [ ! -s img_info ]; then
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pout "not found img_info file! can't rebuild img."
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clean
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fi
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eval $(cat img_info)
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if [ -z $kernel ] || [ -z $ramdisk ] || [ -z $ramdisk_addr ] || [ -z $base_addr ]; then
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pout "img_info file have not enough parameters."
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clean
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fi
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kernel=$(readlink -f $kernel)
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if [ -d $ramdisk ]; then
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cd $ramdisk
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find . | cpio -R 0:0 -H newc -o 2>/dev/null | gzip > $unpacked_dir/new_ramdisk.gz
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#mkbootfs $ramdisk | gzip > $unpacked_dir/new_ramdisk.gz
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ramdisk=$unpacked_dir/new_ramdisk.gz
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fi
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cd $unpacked_dir
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print_info
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rm -f $new_img
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mkboot_img $new_img || perr "Make boot.img Error! pls check img_info file."
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rm -f new_ramdisk.gz
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clean
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fi
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#If only two parameters, unpack boot.img.
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if [ -z $3 ]; then
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#split_boot_to_dir.
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if [ ! -z $split_boot_to_dir ]; then
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if [ -e $2 ]; then
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read -p "$2 exists, delete?(N/y)" reply
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case $reply in
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@@ -82,17 +174,12 @@ second_addr=0x$(od -A n -H -j 28 -N 4 $bootimg | sed 's/ //g')
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tags_addr=0x$(od -A n -H -j 32 -N 4 $bootimg | sed 's/ //g')
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page_size=$(od -A n -D -j 36 -N 4 $bootimg | sed 's/ //g')
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dtb_size=$(od -A n -D -j 40 -N 4 $bootimg | sed 's/ //g')
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#dtb_addr=0x$(od -A n -H -j 44 -N 4 $bootimg | sed 's/ //g')
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cmd_line=$(od -A n --strings -j 64 -N 512 $bootimg)
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k_count=$(((kernel_size+page_size-1)/page_size))
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r_count=$(((ramdisk_size+page_size-1)/page_size))
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s_count=$(((second_size+page_size-1)/page_size))
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d_count=$(((dtb_size+page_size-1)/page_size))
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#k_offset=$page_size
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#r_offset=$((k_offset+(n*page_size)))
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#s_offset=$((r_offset+(m*page_size)))
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#d_offset=$((s_offset+(o*page_size)))
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k_offset=1
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r_offset=$((k_offset+k_count))
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s_offset=$((r_offset+r_count))
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@@ -100,10 +187,10 @@ d_offset=$((s_offset+s_count))
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dd if=$bootimg of=zImage_tmp bs=$page_size skip=$k_offset count=$k_count 2>/dev/null
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dd if=zImage_tmp of=zImage bs=$kernel_size count=1 2>/dev/null
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if [ -z $3 ]; then
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if [ ! -z $split_boot_to_dir ]; then
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dd if=$bootimg of=ramdisk_tmp bs=$page_size skip=$r_offset count=$r_count 2>/dev/null
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dd if=ramdisk_tmp of=ramdisk.gz bs=$ramdisk_size count=1 2>/dev/null
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fi
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fi
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if [ $dtb_size -gt 0 ]; then
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dd if=$bootimg of=dt.img_tmp bs=$page_size skip=$d_offset count=$d_count 2>/dev/null
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dd if=dt.img_tmp of=dt.img bs=$dtb_size count=1 2>/dev/null
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@@ -113,26 +200,18 @@ rm -f *_tmp $(basename $1) $bootimg
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kernel="$tempdir/zImage"
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ramdisk=$tempdir/ramdisk.gz
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[ ! -f $kernel ] && clean
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[ ! -s $kernel ] && clean
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#print boot.img info
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pout " kernel : $kernel"
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pout " ramdisk : $ramdisk"
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pout " page_size : $page_size"
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pout " base_addr : $base_addr"
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pout " kernel size : $kernel_size"
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pout " kernel_addr : $kernel_addr"
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pout " ramdisk_size : $ramdisk_size"
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pout " ramdisk_addr : $ramdisk_addr"
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pout " second_size : $second_size"
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pout " second_addr : $second_addr"
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if [ $dtb_size -gt 0 ]; then
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pout " dtb_size : $dtb_size"
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pout " tags_addr : $tags_addr"
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fi
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pout " cmdline : $cmd_line"
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print_info
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#decompression ramdisk.gz
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if [ -z $3 ]; then
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if [ ! -z $split_boot_to_dir ]; then
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if [ ! -z $dt ]; then
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dt=$(basename $dt)
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fi
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printf "kernel=$(basename $kernel)\nramdisk=ramdisk\npage_size=$page_size\nbase_addr=$base_addr\n\
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kernel_size=$kernel_size\nkernel_addr=$kernel_addr\nramdisk_size=$ramdisk_size\nramdisk_addr=$ramdisk_addr\n\
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dt=$dt\ndtb_size=$dtb_size\ntags_addr=$tags_addr\ncmd_line=\"$cmd_line\"\n" > img_info
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mkdir ramdisk
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cd ramdisk
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gzip -d -c ../ramdisk.gz | cpio -i -d -m --no-absolute-filenames 2>/dev/null
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@@ -143,27 +222,14 @@ fi
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cd $workdir
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ramdisk=$2
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#if ramdisk is a directory,create ramdisk.gz
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if [ -d $2 ]; then
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cd $2
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if [ -d $ramdisk ]; then
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cd $ramdisk
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find . | cpio -R 0:0 -H newc -o 2>/dev/null | gzip > $tempdir/ramdisk.gz
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ramdisksize=$(stat -c "%s" $tempdir/ramdisk.gz)
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ramdisk="$tempdir/ramdisk.gz"
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cd $workdir
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fi
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rm -f $3
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if [ $dtb_size -gt 0 ]; then
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$mkbootimg_dtb --kernel $kernel --ramdisk $ramdisk \
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--base $base_addr --offset $ramdisk_addr \
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--tags-addr $tags_addr --cmdline "$cmd_line" --dt $dt -o $3
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else
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$mkbootimg --kernel $kernel --ramdisk $ramdisk \
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--base $base_addr --ramdiskaddr $ramdisk_addr \
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--cmdline "$cmd_line" -o $3
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fi
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ramdisksize=$(stat -c "%s" $ramdisk)
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bootsize=$(stat -c "%s" $3)
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pout "Kernel size: $kernel_size, new ramdisk size: $ramdisksize, $(basename $3): $bootsize."
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pout "$(basename $3) has been created."
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mkboot_img $3 || perr "Make boot.img Error! pls check."
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clean
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