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 ' -s enable secure boot support (default is disabled)'
+ 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
while [ -n "$1" ]; do
if [ "$1" = "-i" ]; then
MODE="install"
MODE="update"
elif [ "$1" = "-s" ]; then
SECUREBOOT="YES"
+ elif [ "$1" = "-g" ]; then
+ VTGPT="YES"
+ elif [ "$1" = "-r" ]; then
+ RESERVE_SPACE="YES"
+ shift
+ RESERVE_SIZE_MB=$1
else
if ! [ -b "$1" ]; then
vterr "$1 is NOT a valid device"
exit 1
fi
+if [ -n "$RESERVE_SPACE" ]; then
+ if echo $RESERVE_SIZE_MB | grep -q '^[0-9][0-9]*$'; then
+ vtdebug "User will reserve $RESERVE_SIZE_MB MB disk space"
+ else
+ vterr "$RESERVE_SIZE_MB is invalid for reserved space"
+ exit 1
+ fi
+fi
+
if dd if="$DISK" of=/dev/null bs=1 count=1 >/dev/null 2>&1; then
vtdebug "root permission check ok ..."
else
exit 1
fi
-vtdebug "MODE=$MODE FORCE=$FORCE"
+vtdebug "MODE=$MODE FORCE=$FORCE RESERVE_SPACE=$RESERVE_SPACE RESERVE_SIZE_MB=$RESERVE_SIZE_MB"
if ! check_tool_work_ok; then
vterr "Some tools can not run in current system. Please check log.txt for detail."
if [ "$MODE" = "install" ]; then
vtdebug "install ventoy ..."
- if parted -v > /dev/null 2>&1; then
- PARTTOOL='parted'
- elif fdisk -v >/dev/null 2>&1; then
- PARTTOOL='fdisk'
+ if [ -n "$VTGPT" ]; then
+ if parted -v > /dev/null 2>&1; then
+ PARTTOOL='parted'
+ else
+ vterr "parted is not found in the sysstem, Ventoy can't create new partition."
+ exit 1
+ fi
else
- vterr "Both parted and fdisk are not found in the sysstem, Ventoy can't create new partition."
- exit 1
+ if parted -v > /dev/null 2>&1; then
+ PARTTOOL='parted'
+ elif fdisk -v >/dev/null 2>&1; then
+ PARTTOOL='fdisk'
+ else
+ vterr "Both parted and fdisk are not found in the sysstem, Ventoy can't create new partition."
+ exit 1
+ fi
fi
version=$(get_disk_ventoy_version $DISK)
exit 1
fi
+ if [ -n "$RESERVE_SPACE" ]; then
+ sum_size_mb=$(expr $RESERVE_SIZE_MB + $VENTOY_PART_SIZE_MB)
+ reserve_sector_num=$(expr $sum_size_mb \* 2048)
+
+ if [ $disk_sector_num -le $reserve_sector_num ]; then
+ vterr "Can't reserve $RESERVE_SIZE_MB MB space from $DISK"
+ exit 1
+ fi
+ fi
+
#Print disk info
echo "Disk : $DISK"
parted -s $DISK p 2>&1 | grep Model
- echo "Size : $disk_size_gb GB"
+ echo "Size : $disk_size_gb GB"
+ if [ -n "$VTGPT" ]; then
+ echo "Style: GPT"
+ else
+ echo "Style: MBR"
+ fi
+ echo ''
+
+ if [ -n "$RESERVE_SPACE" ]; then
+ echo "You will reserve $RESERVE_SIZE_MB MB disk space "
+ fi
echo ''
vtwarn "Attention:"
exit 1
fi
- format_ventoy_disk $DISK $PARTTOOL
+ if [ -n "$VTGPT" ]; then
+ vtdebug "format_ventoy_disk_gpt $RESERVE_SIZE_MB $DISK $PARTTOOL ..."
+ format_ventoy_disk_gpt $RESERVE_SIZE_MB $DISK $PARTTOOL
+ else
+ vtdebug "format_ventoy_disk_mbr $RESERVE_SIZE_MB $DISK $PARTTOOL ..."
+ format_ventoy_disk_mbr $RESERVE_SIZE_MB $DISK $PARTTOOL
+ fi
# format part1
if ventoy_is_linux64; then
cmd=./tool/mkexfatfs_32
fi
- chmod +x ./tool/*
+ if [ -d ./tool/ ]; then
+ chmod +x -R ./tool/
+ fi
# DiskSize > 32GB Cluster Size use 128KB
# DiskSize < 32GB Cluster Size use 32KB
$cmd -n ventoy -s $cluster_sectors ${DISK}1
- chmod +x ./tool/vtoy_gen_uuid
-
vtinfo "writing data to disk ..."
+
dd status=none conv=fsync if=./boot/boot.img of=$DISK bs=1 count=446
- ./tool/xzcat ./boot/core.img.xz | dd status=none conv=fsync of=$DISK bs=512 count=2047 seek=1
+
+ if [ -n "$VTGPT" ]; then
+ echo -en '\x22' | dd status=none of=$DISK conv=fsync bs=1 count=1 seek=92
+ ./tool/xzcat ./boot/core.img.xz | dd status=none conv=fsync of=$DISK bs=512 count=2014 seek=34
+ echo -en '\x23' | dd of=$DISK conv=fsync bs=1 count=1 seek=17908 status=none
+ else
+ ./tool/xzcat ./boot/core.img.xz | dd status=none conv=fsync of=$DISK bs=512 count=2047 seek=1
+ fi
+
./tool/xzcat ./ventoy/ventoy.disk.img.xz | dd status=none conv=fsync of=$DISK bs=512 count=$VENTOY_SECTOR_NUM seek=$part2_start_sector
#disk uuid
fi
PART2=$(get_disk_part_name $DISK 2)
+ SHORT_PART2=${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=$DISK bs=512 count=2047 seek=1
- disk_sector_num=$(cat /sys/block/${DISK#/dev/}/size)
- part2_start=$(expr $disk_sector_num - $VENTOY_SECTOR_NUM)
./tool/xzcat ./ventoy/ventoy.disk.img.xz | dd status=none conv=fsync of=$DISK bs=512 count=$VENTOY_SECTOR_NUM seek=$part2_start
sync
projects / Ventoy.git / blobdiff