echo 'Usage: Ventoy2Disk.sh CMD [ OPTION ] /dev/sdX'
echo ' CMD:'
echo ' -i install ventoy to sdX (fail if disk already installed with ventoy)'
- echo ' -u update ventoy in sdX'
echo ' -I force install ventoy to sdX (no matter installed or not)'
+ echo ' -u update ventoy in sdX'
echo ''
echo ' OPTION: (optional)'
echo ' -r SIZE_MB preserve some space at the bottom of the disk (only for install)'
echo ' -s enable secure boot support (default is disabled)'
echo ' -g use GPT partition style, default is MBR (only for install)'
echo ''
-
}
RESERVE_SIZE_MB=0
SHORT_PART2=${PART2#/dev/}
part2_start=$(cat /sys/class/block/$SHORT_PART2/start)
- dd status=none conv=fsync if=./boot/boot.img of=$DISK bs=1 count=440
+ PART1_TYPE=$(dd if=$DISK bs=1 count=1 skip=450 status=none | ./tool/hexdump -n1 -e '1/1 "%02X"')
- PART1_ACTIVE=$(dd if=$DISK bs=1 count=1 skip=446 status=none | ./tool/hexdump -n1 -e '1/1 "%02X"')
- PART2_ACTIVE=$(dd if=$DISK bs=1 count=1 skip=462 status=none | ./tool/hexdump -n1 -e '1/1 "%02X"')
+ if [ "$PART1_TYPE" = "EE" ]; then
+ vtdebug "This is GPT partition style ..."
+ ./tool/xzcat ./boot/core.img.xz | dd status=none conv=fsync of=$DISK bs=512 count=2014 seek=34
+ echo -en '\x23' | dd of=$DISK conv=fsync bs=1 count=1 seek=17908 status=none
+ else
+ vtdebug "This is MBR partition style ..."
+ dd status=none conv=fsync if=./boot/boot.img of=$DISK bs=1 count=440
- vtdebug "PART1_ACTIVE=$PART1_ACTIVE PART2_ACTIVE=$PART2_ACTIVE"
- if [ "$PART1_ACTIVE" = "00" ] && [ "$PART2_ACTIVE" = "80" ]; then
- vtdebug "change 1st partition active, 2nd partition inactive ..."
- echo -en '\x80' | dd of=$DISK conv=fsync bs=1 count=1 seek=446 status=none
- echo -en '\x00' | dd of=$DISK conv=fsync bs=1 count=1 seek=462 status=none
+ PART1_ACTIVE=$(dd if=$DISK bs=1 count=1 skip=446 status=none | ./tool/hexdump -n1 -e '1/1 "%02X"')
+ PART2_ACTIVE=$(dd if=$DISK bs=1 count=1 skip=462 status=none | ./tool/hexdump -n1 -e '1/1 "%02X"')
+
+ vtdebug "PART1_ACTIVE=$PART1_ACTIVE PART2_ACTIVE=$PART2_ACTIVE"
+ if [ "$PART1_ACTIVE" = "00" ] && [ "$PART2_ACTIVE" = "80" ]; then
+ vtdebug "change 1st partition active, 2nd partition inactive ..."
+ echo -en '\x80' | dd of=$DISK conv=fsync bs=1 count=1 seek=446 status=none
+ echo -en '\x00' | dd of=$DISK conv=fsync bs=1 count=1 seek=462 status=none
+ fi
+ ./tool/xzcat ./boot/core.img.xz | dd status=none conv=fsync of=$DISK bs=512 count=2047 seek=1
fi
-
- ./tool/xzcat ./boot/core.img.xz | dd status=none conv=fsync of=$DISK bs=512 count=2047 seek=1
-
-
./tool/xzcat ./ventoy/ventoy.disk.img.xz | dd status=none conv=fsync of=$DISK bs=512 count=$VENTOY_SECTOR_NUM seek=$part2_start
sync