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Add high compression ramdisk support

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topjohnwu
2017-12-06 12:51:16 +08:00
parent 742dc137ed
commit 9f6a27c20d
15 changed files with 231 additions and 138 deletions
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48
scripts/boot_patch.sh
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@ -64,6 +64,7 @@ BOOTIMAGE="$1"
# Presets
[ -z $KEEPVERITY ] && KEEPVERITY=false
[ -z $KEEPFORCEENCRYPT ] && KEEPFORCEENCRYPT=false
[ -z $HIGH_COMP ] && HIGH_COMP=false
chmod -R 755 .
@ -86,14 +87,19 @@ case $? in
abort "! Unable to unpack boot image"
;;
2 )
ui_print "! Insufficient boot partition size detected"
ui_print "- Enable high compression mode"
HIGH_COMP=true
;;
3 )
ui_print "- ChromeOS boot image detected"
CHROMEOS=true
;;
3 )
4 )
ui_print "! Sony ELF32 format detected"
abort "! Please use BootBridge from @AdrianDC to flash Magisk"
;;
4 )
5 )
ui_print "! Sony ELF64 format detected"
abort "! Stock kernel cannot be patched, please use a custom kernel"
esac
@ -118,30 +124,7 @@ case $? in
ui_print "- Magisk patched image detected!"
# Find SHA1 of stock boot image
[ -z $SHA1 ] && SHA1=`./magiskboot --cpio-stocksha1 ramdisk.cpio 2>/dev/null`
OK=false
./magiskboot --cpio-restore ramdisk.cpio
if [ $? -eq 0 ]; then
ui_print "- Ramdisk restored from internal backup"
OK=true
else
# Restore failed
ui_print "! Cannot restore from internal backup"
# If we are root and SHA1 known, we try to find the stock backup
if [ ! -z $SHA1 ]; then
STOCKDUMP=/data/stock_boot_${SHA1}.img.gz
if [ -f $STOCKDUMP ]; then
ui_print "- Stock boot image backup found"
./magiskboot --decompress $STOCKDUMP stock_boot.img
./magiskboot --unpack stock_boot.img
rm -f stock_boot.img
OK=true
fi
fi
fi
if ! $OK; then
ui_print "! Ramdisk restoration incomplete"
ui_print "! Will still try to continue installation"
fi
cp -af ramdisk.cpio ramdisk.cpio.orig
;;
2 ) # Other patched
@ -156,14 +139,21 @@ esac
ui_print "- Patching ramdisk"
./magiskboot --cpio-add ramdisk.cpio 750 init magiskinit
./magiskboot --cpio-patch ramdisk.cpio $KEEPVERITY $KEEPFORCEENCRYPT
[ -f /sdcard/ramdisk-recovery.img ] && HIGH_COMP=true
# Create ramdisk backups
./magiskboot --cpio-backup ramdisk.cpio ramdisk.cpio.orig $SHA1
./magiskboot --cpio-patch ramdisk.cpio $KEEPVERITY $KEEPFORCEENCRYPT
./magiskboot --cpio-add ramdisk.cpio 750 init magiskinit
./magiskboot --cpio-backup ramdisk.cpio ramdisk.cpio.orig $HIGH_COMP $SHA1
rm -f ramdisk.cpio.orig
if [ -f /sdcard/ramdisk-recovery.img ]; then
ui_print "- Adding ramdisk-recovery.img"
./magiskboot --decompress - < /sdcard/ramdisk-recovery.img | ./magiskboot --compress=xz - ramdisk-recovery.xz
./magiskboot --cpio-add ramdisk.cpio 0 ramdisk-recovery.xz ramdisk-recovery.xz
rm ramdisk-recovery.xz
fi
##########################################################################################
# Binary patches
##########################################################################################