dany/mkbootimg_tools
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Updated mkboot script:

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-- Compress new ramdisk based on the old ramdisk compression. If gzip then compress as gzip, if lzma then compress as lzma and if lz4 then compress as lz4.

-- Some minor cleanup and cosmetic changes.
This commit is contained in:
2014-10-03 14:39:15 -04:00
parent 306bfbc1a9
commit dafc83f0af
1 changed files with 36 additions and 18 deletions
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54
ARM/mkboot
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@@ -44,7 +44,7 @@ perr() {
clean()
{
busybox rm -rf /tmp/mkboot.*
pout "..."
#pout "..."
exit
}
@@ -92,8 +92,8 @@ mkboot_img()
[ $error -eq 1 ] && return $error
ramdisk_size=$(stat -c "%s" $ramdisk)
boot_size=$(stat -c "%s" $new_img)
pout "Kernel size: $kernel_size, new ramdisk size: $ramdisk_size, $(basename $new_img): $boot_size."
pout "$(basename $new_img) has been created."
pout "\nKernel size: $kernel_size, new ramdisk size: $ramdisk_size, $(basename $new_img): $boot_size."
pout "\n$(basename $new_img) has been created.\n"
}
#decide action
@@ -108,7 +108,7 @@ fi
#mkboot_from_dir, img_info
if [ ! -z $mkboot_from_dir ]; then
pout "mkbootimg from $1/img_info."
pout "\nmkbootimg from $1/img_info.\n"
unpacked_dir=$1
new_img=$2
cd $unpacked_dir
@@ -123,11 +123,30 @@ if [ ! -z $mkboot_from_dir ]; then
fi
[ -z $dtb_size ] && dtb_size=0
if [ -d $ramdisk ]; then
#cd $ramdisk
#find . | $cpio -R 0:0 -H newc -o 2>/dev/null | $gzip > $unpacked_dir/new_ramdisk.gz
$mkbootfs $ramdisk | $gzip > new_ramdisk.gz
ramdisk=new_ramdisk.gz
ramdisk_size=$(stat -c "%s" $ramdisk)
$gzip -t ./ramdisk.gz 2>/dev/null
if [ $? -gt 0 ]; then
$lzma -t ./ramdisk.gz 2>/dev/nulll
if [ $? -gt 0 ]; then
#try lz4
$lz4 -d ./ramdisk.gz ../ramdisk.cpio 2>/dev/null
if [ $? -gt 0 ]; then
pout "\nRamdisk is unknown format. Can't 'repack ramdisk."
exit 0
else
$mkbootfs $ramdisk | $lz4 > new_ramdisk.lz4
ramdisk=new_ramdisk.lz4
ramdisk_size=$(stat -c "%s" $ramdisk)
fi
else
$mkbootfs $ramdisk | $lzma > new_ramdisk.lzma
ramdisk=new_ramdisk.lzma
ramdisk_size=$(stat -c "%s" $ramdisk)
fi
else
$mkbootfs $ramdisk | $gzip > new_ramdisk.gz
ramdisk=new_ramdisk.gz
ramdisk_size=$(stat -c "%s" $ramdisk)
fi
fi
#cd $unpacked_dir
print_info
@@ -153,7 +172,7 @@ if [ -e $2 ]; then
fi
tempdir=$2
mkdir -p "$tempdir"
pout "\nUnpack & decompress $1 to $2"
pout "\nUnpack & decompress $1 to $2\n"
#get boot.img info
cp -f $1 $tempdir/
@@ -241,8 +260,8 @@ tags_offset=$(printf "0x%08x" $tags_offset_ns)
# Below are the known offsets for non standard mkbootimg.c
if [[ ! -z $kernel_offset_warning ]] || [[ ! -z $ramdisk_offset_warning ]] || [[ ! -z $second_offset_warning ]]; then
pout "\n****** WARNING ******* WARNING ******* WARNING ******\n"
pout "This image is built using NON-standard mkbootimg!"
pout "****** WARNING ******* WARNING ******* WARNING ******\n"
pout "This image is built using NON-standard mkbootimg!\n"
fi
if [ ! -z $base_warning ]; then
pout "BASE is $base_warning"
@@ -258,7 +277,7 @@ if [ ! -z $second_offset_warning ]; then
fi
if [[ ! -z $kernel_offset_warning ]] || [[ ! -z $ramdisk_offset_warning ]] || [[ ! -z $second_offset_warning ]]; then
pout "\nYou can modify mkbootimg.c with the above value(s)"
pout "\n****** WARNING ******* WARNING ******* WARNING ******"
pout "\n****** WARNING ******* WARNING ******* WARNING ******\n"
fi
#########################################################
@@ -302,15 +321,14 @@ ramdisk_offset=$ramdisk_offset\ntags_offset=$tags_offset\ncmd_line=\"$cmd_line\"
mkdir ramdisk
cd ramdisk
$gzip -t ../ramdisk.gz
$gzip -t ../ramdisk.gz 2>/dev/null
if [ $? -gt 0 ]; then
$lzma -t ../ramdisk.gz
$lzma -t ../ramdisk.gz 2>/dev/null
if [ $? -gt 0 ]; then
#try lz4
$lz4 -d ../ramdisk.gz ../ramdisk.cpio
$lz4 -d ../ramdisk.gz ../ramdisk.cpio 2>/dev/null
if [ $? -gt 0 ]; then
pout "\nramdisk is unknown format,can't unpack ramdisk"
pout "\nRamdisk is unknown format. Can't unpack ramdisk."
busybox rm ../ramdisk.cpio
else
pout "\nramdisk is lz4 format."