mirror of
https://github.com/xiaolu/mkbootimg_tools.git
synced 2026-02-12 13:09:30 +01:00
update 2014/09/01
This commit is contained in:
xiaolu
232
mkboot
232
mkboot
@@ -18,8 +18,7 @@ trap "clean" 2 3 4
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workdir=$(pwd)
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toolpath=$(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=$tooldir/mkbootimg
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mkbootimg=$tooldir/mkbootimg
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old_bootimg=true
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C_OUT="\033[0;1m"
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C_ERR="\033[31;1m"
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@@ -40,14 +39,13 @@ clean()
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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 "<Unpack and repack boot.img tool>"
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pout "----------------------------------------------------------------------"
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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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@@ -60,37 +58,26 @@ print_info()
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pout " ramdisk size : $ramdisk_size"
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[ ! -z $second_size ] && [ $second_size -gt 0 ] && \
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pout " second_size : $second_size"
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if $old_bootimg ; then
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pout " base : $base_addr"
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pout " kernel addr : $kernel_addr"
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pout " ramdisk addr : $ramdisk_addr"
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[ -z $second_addr ] || pout " second_addr : $second_addr"
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pout " tags addr : $tags_addr"
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else
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pout " dtb size : $dtb_size"
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pout " base : $base_addr"
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pout " kernel offset : $kernel_offset"
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pout " ramdisk offset : $ramdisk_offset"
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[ -z $second_offset ] || pout " second_offset : $second_offset"
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pout " tags offset : $tags_offset"
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pout " dtb img : $dt"
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fi
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[ $dtb_size -gt 0 ] && pout " dtb size : $dtb_size"
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pout " base : $base_addr"
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pout " kernel offset : $kernel_offset"
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pout " ramdisk offset : $ramdisk_offset"
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[ -z $second_offset ] || pout " second_offset : $second_offset"
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pout " tags offset : $tags_offset"
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[ $dtb_size -gt 0 ] && pout " dtb img : $dt"
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pout " cmd line : $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 $old_bootimg ; then
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$mkbootimg_old --kernel $kernel --ramdisk $ramdisk \
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--base $base_addr --ramdiskaddr $ramdisk_addr \
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--cmdline "$cmd_line" -o $1 || error=1
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else
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$mkbootimg_dtb --kernel $kernel --ramdisk $ramdisk \
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--base $base_addr --ramdisk_offset $ramdisk_offset \
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--tags_offset $tags_offset --cmdline "$cmd_line" \
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--dt $dt -o $1 || error=1
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if [ $dtb_size -gt 0 ]; then
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dtb="--dt ${dt}"
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fi
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$mkbootimg --kernel $kernel --ramdisk $ramdisk \
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--base $base_addr --ramdisk_offset $ramdisk_offset \
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--tags_offset $tags_offset --cmdline "$cmd_line" \
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--pagesize $page_size $dtb -o $1 || error=1
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[ $error -eq 1 ] && return $error
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ramdisk_size=$(stat -c "%s" $ramdisk)
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boot_size=$(stat -c "%s" $1)
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@@ -104,8 +91,6 @@ 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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@@ -125,50 +110,39 @@ if [ ! -z $mkboot_from_dir ]; 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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if [ ! -z $dt ]; then
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old_bootimg=false
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[ -z $kernel_offset ] && kernel_offset=$kernel_addr
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[ -z $ramdisk_offset ] && ramdisk_offset=$ramdisk_addr
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[ -z $tags_offset ] && tags_offset=$tags_addr
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fi
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kernel=$(readlink -f $kernel)
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[ -z $dtb_size ] && dtb_size=0
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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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#find . | cpio -R 0:0 -H newc -o 2>/dev/null > $unpacked_dir/new_ramdisk.gz
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#mkbootfs $ramdisk > $unpacked_dir/new_ramdisk.gz
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ramdisk=$unpacked_dir/new_ramdisk.gz
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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 $ramdisk | gzip > new_ramdisk.gz
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ramdisk=new_ramdisk.gz
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ramdisk_size=$(stat -c "%s" $ramdisk)
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fi
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cd $unpacked_dir
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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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#pout "Add SEANDROIDENFORCE tag."
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#printf SEANDROIDENFORCE >> $new_img
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rm -f new_ramdisk.gz
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clean
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fi
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if [ ! -z $split_boot_to_dir ]; then
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#split boot.img to dir.
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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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y | Y)
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rm -rf $2
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;;
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*)
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exit
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;;
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esac
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fi
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tempdir="$(readlink -f $2)"
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mkdir -p $tempdir
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pout "Unpack & decompress $1 to $2"
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else
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#split boot.img to tmp dir.
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tempdir=$(mktemp -d /tmp/mkboot.XXXX)
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pout "Repack $1 & ramdisk $2 to $3"
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#split boot.img to dir.
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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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y | Y)
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rm -rf $2
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;;
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*)
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exit
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;;
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esac
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fi
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tempdir="$(readlink -f $2)"
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mkdir -p $tempdir
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pout "Unpack & decompress $1 to $2"
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#get boot.img info
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cp -f $1 $tempdir/
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@@ -177,34 +151,34 @@ bootimg=$(basename $1)
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offset=$(grep -abo ANDROID! $bootimg | cut -f 1 -d :)
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[ -z $offset ] && clean
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if [ $offset -gt 0 ]; then
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dd if=$bootimg of=bootimg bs=$offset skip=1 2>/dev/null
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bootimg=bootimg
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dd if=$bootimg of=bootimg bs=$offset skip=1 2>/dev/null
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bootimg=bootimg
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fi
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dtb_size=$(od -A n -D -j 40 -N 4 $bootimg | sed 's/ //g')
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kernel_v=0x$(od -A n -H -j 12 -N 4 $bootimg | sed 's/ //g')
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ramdisk_v=0x$(od -A n -H -j 20 -N 4 $bootimg | sed 's/ //g')
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second_v=0x$(od -A n -H -j 28 -N 4 $bootimg | sed 's/ //g')
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tags_v=0x$(od -A n -H -j 32 -N 4 $bootimg | sed 's/ //g')
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if [ $dtb_size -gt 0 ]; then
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old_bootimg=false
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kernel_offset=$kernel_v
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ramdisk_offset=$ramdisk_v
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second_offset=$second_v
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tags_offset=$tags_v
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else
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kernel_addr=$kernel_v
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ramdisk_addr=$ramdisk_v
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second_addr=$second_v
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tags_addr=$tags_v
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fi
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kernel_addr=0x$(od -A n -X -j 12 -N 4 $bootimg | sed 's/ //g' | sed 's/^0*//g')
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ramdisk_addr=0x$(od -A n -X -j 20 -N 4 $bootimg | sed 's/ //g' | sed 's/^0*//g')
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second_addr=0x$(od -A n -X -j 28 -N 4 $bootimg | sed 's/ //g' | sed 's/^0*//g')
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tags_addr=0x$(od -A n -X -j 32 -N 4 $bootimg | sed 's/ //g' | sed 's/^0*//g')
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kernel_size=$(od -A n -D -j 8 -N 4 $bootimg | sed 's/ //g')
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base_addr=0x$(od -A n -h -j 14 -N 2 $bootimg | sed 's/ //g')0000
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base_addr=0x$(od -A n -x -j 14 -N 2 $bootimg | sed 's/ //g')0000
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ramdisk_size=$(od -A n -D -j 16 -N 4 $bootimg | sed 's/ //g')
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second_size=$(od -A n -D -j 24 -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 $bootimg | sed 's/ //g')
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cmd_line=$(od -A n --strings -j 64 -N 512 $bootimg)
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kernel_offset=$((kernel_addr-base_addr))
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ramdisk_offset=$((ramdisk_addr-base_addr))
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second_offset=$((second_addr-base_addr))
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tags_offset=$((tags_addr-base_addr))
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base_addr=$(printf "0x%08x" $base_addr)
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kernel_offset=$(printf "0x%08x" $kernel_offset)
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ramdisk_offset=$(printf "0x%08x" $ramdisk_offset)
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second_offset=$(printf "0x%08x" $second_offset)
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tags_offset=$(printf "0x%08x" $tags_offset)
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k_count=$(((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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@@ -214,79 +188,59 @@ r_offset=$((k_offset+k_count))
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s_offset=$((r_offset+r_count))
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d_offset=$((s_offset+s_count))
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#zImage
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dd if=$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 $split_boot_to_dir ]; then
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dd if=$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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dd if=zImage_tmp of=zImage bs=$kernel_size count=1 2>/dev/null
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#ramdisk.gz
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dd if=$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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#dtb
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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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dd if=dt.img_tmp of=dt.img bs=$dtb_size count=1 2>/dev/null
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dt="$tempdir/dt.img"
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dt=$(basename $dt)
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dt_name="dt=$dt\n"
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dt_size="dtb_size=$dtb_size\n"
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fi
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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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kernel=zImage
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ramdisk=ramdisk
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[ ! -s $kernel ] && clean
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#print boot.img info
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print_info
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#write info to img_info,decompression ramdisk.gz
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if [ ! -z $split_boot_to_dir ]; then
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if $old_bootimg ; then
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printf "kernel=$(basename $kernel)\nramdisk=ramdisk\npage_size=$page_size\n\
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kernel_size=$kernel_size\nramdisk_size=$ramdisk_size\nbase_addr=$base_addr\nkernel_addr=$kernel_addr\n\
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ramdisk_addr=$ramdisk_addr\ntags_addr=$tags_addr\ncmd_line=\"$cmd_line\"\n" > img_info
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else
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dt=$(basename $dt)
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printf "kernel=$(basename $kernel)\nramdisk=ramdisk\ndt=$dt\npage_size=$page_size\n\
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kernel_size=$kernel_size\nramdisk_size=$ramdisk_size\ndtb_size=$dtb_size\nbase_addr=$base_addr\nkernel_offset=$kernel_offset\n\
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printf "kernel=zImage\nramdisk=ramdisk\n${dt_name}page_size=$page_size\n\
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kernel_size=$kernel_size\nramdisk_size=$ramdisk_size\n${dt_size}base_addr=$base_addr\nkernel_offset=$kernel_offset\n\
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ramdisk_offset=$ramdisk_offset\ntags_offset=$tags_offset\ncmd_line=\"$cmd_line\"\n" > img_info
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fi
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mkdir ramdisk
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cd ramdisk
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mkdir ramdisk
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cd ramdisk
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gzip -t ../ramdisk.gz
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gzip -t ../ramdisk.gz
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if [ $? -gt 0 ]; then
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lzma -t ../ramdisk.gz
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if [ $? -gt 0 ]; then
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lzma -t ../ramdisk.gz
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#try lz4
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$tooldir/lz4 -d ../ramdisk.gz ../ramdisk.cpio
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if [ $? -gt 0 ]; then
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#try lz4
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$tooldir/lz4 -d ../ramdisk.gz ../ramdisk.cpio
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if [ $? -gt 0 ]; then
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pout "ramdisk is unknown format,can't unpack ramdisk"
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rm ../ramdisk.cpio
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else
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pout "ramdisk is lz4 format."
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cpio -i -d -m --no-absolute-filenames 2>/dev/null < ../ramdisk.cpio
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fi
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pout "ramdisk is unknown format,can't unpack ramdisk"
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rm ../ramdisk.cpio
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else
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pout "ramdisk is lzma format."
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lzma -d -c ../ramdisk.gz | cpio -i -d -m --no-absolute-filenames 2>/dev/null
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fi
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pout "ramdisk is lz4 format."
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cpio -i -d -m --no-absolute-filenames 2>/dev/null < ../ramdisk.cpio
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fi
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else
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pout "ramdisk is gzip format."
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gzip -d -c ../ramdisk.gz | cpio -i -d -m --no-absolute-filenames 2>/dev/null
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pout "ramdisk is lzma format."
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lzma -d -c ../ramdisk.gz | cpio -i -d -m --no-absolute-filenames 2>/dev/null
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fi
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#Unpack Finish to exit.
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pout "Unpack completed."
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exit
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else
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pout "ramdisk is gzip format."
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gzip -d -c ../ramdisk.gz | cpio -i -d -m --no-absolute-filenames 2>/dev/null
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fi
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#继续
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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 $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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mkboot_img $3 || perr "Make boot.img Error! pls check."
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clean
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#Unpack Finish to exit.
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pout "Unpack completed."
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exit
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BIN
mkbootimg_dtb
BIN
mkbootimg_dtb
Binary file not shown.
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Block a user