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LopiclLopicl
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Add lz4 compression and some fixes
1 parent 54503f5 commit 6784453

5 files changed

Lines changed: 370 additions & 9 deletions

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‎menu‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -136,7 +136,7 @@ do
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fi
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echo " a = Extract kernel+ramdisk from boot.img/recovery.img in any folder"
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echo " k = Restart Kitchen for refresh functions "
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echo " k = Restart Kitchen to refresh functions "
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echo " x = Exit"
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echo
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echo " NOTE: Other options may not be shown in this menu *until* a specific"

‎scripts/build_boot_img_choice‎

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@@ -21,8 +21,9 @@ do
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echo
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echo "Enter a choice:"
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echo
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echo "g = Build boot.img using gzip ramdisk"
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echo "l = Build boot.img using lzma ramdisk"
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echo "g = Build boot.img using GZIP ramdisk"
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echo "l = Build boot.img using LZMA ramdisk"
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echo "z = Build boot.img using LZ4 ramdisk"
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echo
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echo "x = Return to main menu"
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echo
@@ -38,6 +39,10 @@ do
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then
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scripts/build_boot_img_lzma
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elif [ "$enterLetter" == "z" ]
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then
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scripts/build_boot_img_lz4
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elif [ "$enterLetter" == "x" ]
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then
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./menu

‎scripts/build_boot_img_lz4‎

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,356 @@
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############################################################################
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#
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# Copyright (c) 2012 - dsixda (dislam@rocketmail.com)
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#
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# Android Kitchen is 100% free. This script file is intended for personal
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# and/or educational use only. It may not be duplicated for monetary
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# benefit or any other purpose without the permission of the developer.
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#
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############################################################################
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#
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# This script has three optional parameters:
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#
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# $1 = page size / kernel offset in boot.img (in decimal)
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# $2 = kernel base offset (in hexadecimal, e.g. 0x200000; needs $1 defined)
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# $3 = command line (needs $1 and $2 defined)
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#
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echo
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if [ -d BOOT-EXTRACTED ]
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then
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echo Found BOOT-EXTRACTED folder, checking contents ...
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if [ -d BOOT-EXTRACTED/boot.img-ramdisk ]
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then
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echo Found boot.img-ramdisk
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if [ -e BOOT-EXTRACTED/zImage ]
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then
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echo Found zImage
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else
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echo Did not find BOOT-EXTRACTED/zImage
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exit 0
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fi
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else
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echo Did not find boot-extracted/boot.img-ramdisk folder!
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exit 0
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fi
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else
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echo Did not find BOOT-EXTRACTED folder!
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exit 0
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fi
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if [ -d WORKING_* ]
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then
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echo Working folder found
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else
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echo Working folder not found!
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exit 0
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fi
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if [ "$1" == "" ]
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then
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#
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# Determine the kernel offset to be used in the new boot.img,
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# based on the current boot.img or /boot folder.
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#
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cd WORKING_*
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if [ -e boot.img ]
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then
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cd ..
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scripts/check_kernel_offset
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res=$?
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if [ "$res" != "0" ]
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then
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exit 0
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fi
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else
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if [ ! -e boot/initrd.gz ] || [ ! -e boot/zImage ]
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then
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echo "boot.img not found under working folder!"
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cd ..
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exit 0
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else
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# Using a fake base address and command line to create the boot.img, since
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# we don't have a boot.img and are using the NAND method; boot.img won't
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# be in final NAND ROM.
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base=0x11800000
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cmd_line="dsixda NAND"
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cd ..
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fi
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fi
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else
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#
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# Using hard-coded values
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#
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scripts/set_kernel_offset_files $1
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if [ "$2" != "" ]
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then
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base=$2
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if [ "$3" != "" ]
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then
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cmd_line=$3
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fi
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fi
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fi
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#
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# Check for MT65xx
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#
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cd WORKING_*
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working_folder=`pwd`
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cd ..
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dec_offset=`scripts/get_boot_img_page_size $working_folder`
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scripts/check_mt65xx_bootimg $working_folder $dec_offset 1>/dev/null
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mt65xx=$?
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#
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# Compile mkboot*
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#
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if [ "$mt65xx" == "1" ]
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then
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mkbootimg_src=mkbootimg_mt65xx.c
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else
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mkbootimg_src=mkbootimg.c
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fi
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mkbootimg_out=mkbootimg
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if [ `uname | grep CYGWIN` ]
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then
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mkbootfs_file=mkbootfs.exe
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mkbootimg_file=$mkbootimg_out.exe
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else
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mkbootfs_file=mkbootfs
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mkbootimg_file=$mkbootimg_out
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fi
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if [ -e tools/mkboot/$mkbootfs_file ]
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then
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echo "Found $mkbootfs_file"
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else
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echo
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echo "Compiling mkbootfs ..."
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cd tools/mkboot
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gcc -o mkbootfs mkbootfs.c 2>/dev/null
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cd ../..
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if [ -e tools/mkboot/$mkbootfs_file ]
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then
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echo mkbootfs successfully compiled
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else
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echo "Error: mkbootfs not successfully compiled!"
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exit 0
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fi
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fi
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if [ -e tools/mkboot/$mkbootimg_file ]
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then
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rm -f $mkbootimg_file
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fi
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echo
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echo "Compiling mkbootimg ..."
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cd tools/mkboot
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gcc -c rsa.c
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gcc -c sha.c
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gcc rsa.o sha.o $mkbootimg_src -w -o $mkbootimg_out
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rm *.o
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cd ../..
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if [ -e tools/mkboot/$mkbootimg_file ]
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then
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echo "$mkbootimg_out successfully compiled"
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else
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echo "Error: $mkbootimg_out not successfully compiled!"
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exit 0
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fi
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cp tools/mkboot/$mkbootfs_file BOOT-EXTRACTED/
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cp tools/mkboot/$mkbootimg_file BOOT-EXTRACTED/
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cd BOOT-EXTRACTED
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#
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# Run mkbootfs
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#
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echo
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echo "Creating ramdisk cpio archive ..."
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./$mkbootfs_file boot.img-ramdisk | lz4 > ramdisk.lz4
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cd ..
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cd WORKING_*
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if [ -e boot.img ]
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then
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cd ..
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echo
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#
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# Get original size of boot.img
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#
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size_orig=`scripts/get_boot_img_size`
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#
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# Determine kernel base address before running mkbootimg
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#
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if [ "$base" == "" ]
236+
then
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echo "Attempting to determine kernel base address ..."
238+
base=`scripts/get_kernel_base_addr`
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fi
240+
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echo "Using base address of $base"
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#
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# Determine ramdisk load address
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#
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ramdisk_addr=`scripts/get_ramdisk_addr`
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echo "Using ramdisk load address of $ramdisk_addr"
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#
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# If no parameters entered, then find out the command line
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#
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# NOTE: Check the first two parameters to determine whether the user set the
256+
# command line to an empty string intentionally
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#
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if [ "$3" == "" ] && [ "$1" == "" ]
259+
then
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echo "Attempting to determine command line parameter ..."
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cmd_line=`scripts/get_cmdline`
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fi
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264+
if [ "$cmd_line" == "" ]
265+
then
266+
echo "No cmdline"
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else
268+
echo "Using cmdline: $cmd_line"
269+
fi
270+
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else
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cd ..
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fi
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#################################################
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#
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# Run mkbootimg to build new boot.img
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#
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#################################################
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cd BOOT-EXTRACTED
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echo
285+
echo "Building new boot.img ..."
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ramdisk_params=""
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if [ "$ramdisk_addr" != "" ]
289+
then
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ramdisk_params="--ramdiskaddr $ramdisk_addr"
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fi
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if [ "$cmd_line" == "" ]
294+
then
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./$mkbootimg_file --kernel zImage --ramdisk ramdisk.lz4 -o newBoot.img --base $base $ramdisk_params
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else
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./$mkbootimg_file --kernel zImage --ramdisk ramdisk.lz4 --cmdline "$cmd_line" -o newBoot.img --base $base $ramdisk_params
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fi
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if [ -e newBoot.img ]
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then
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echo
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echo "newBoot.img created"
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echo "Moving to working folder as boot.img"
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cd ../WORKING_*
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mv -f ../BOOT-EXTRACTED/newBoot.img boot.img
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310+
if [ "$size_orig" != "" ]
311+
then
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#
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# Get new size of boot.img
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#
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cd ..
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size_new=`scripts/get_boot_img_size`
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cd WORKING_*
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320+
if [ "$size_new" != "" ]
321+
then
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echo
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echo "boot.img size"
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echo "Old: $size_orig"
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echo "New: $size_new"
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fi
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fi
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if [ -d boot ] && [ -e boot/initrd.gz ] && [ -e boot/zImage ]
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then
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echo
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echo "Removing NAND boot folder ..."
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rm -rf boot
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fi
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cd ..
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echo
339+
echo "Removing BOOT-EXTRACTED folder ..."
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rm -rf BOOT-EXTRACTED
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exit_code=1
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else
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echo
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echo "newBoot.img not created!"
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rm $mkbootfs_file
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rm $mkbootimg_file
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cd ..
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exit_code=0
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fi
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./scripts/press_enter
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./menu

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