X-Git-Url: https://glassweightruler.freedombox.rocks/gitweb/Ventoy.git/blobdiff_plain/6d1ace0570460d4ed356e82b0192da8951a5ee78..1cbe4c81b4978311696ab4e9e8dffb7d98b82570:/INSTALL/tool/ventoy_lib.sh

diff --git a/INSTALL/tool/ventoy_lib.sh b/INSTALL/tool/ventoy_lib.sh
index 7387ed1..6fa869a 100644
--- a/INSTALL/tool/ventoy_lib.sh
+++ b/INSTALL/tool/ventoy_lib.sh
@@ -2,6 +2,7 @@
 
 #Ventoy partition 32MB
 VENTOY_PART_SIZE=33554432
+VENTOY_PART_SIZE_MB=32
 VENTOY_SECTOR_SIZE=512
 VENTOY_SECTOR_NUM=65536
 
@@ -185,16 +186,28 @@ get_disk_ventoy_version() {
 }
 
 format_ventoy_disk() {
-    DISK=$1
+    reserve_mb=$1
+    DISK=$2
+    PARTTOOL=$3
+    
     PART1=$(get_disk_part_name $DISK 1)
     PART2=$(get_disk_part_name $DISK 2)
     
     sector_num=$(cat /sys/block/${DISK#/dev/}/size)
     
-    part1_start_sector=2048
-    part1_end_sector=$(expr $sector_num - $VENTOY_SECTOR_NUM - 1)
-    export part2_start_sector=$(expr $part1_end_sector + 1)
-    part2_end_sector=$(expr $sector_num - 1)
+    part1_start_sector=2048 
+    
+    if [ $reserve_mb -gt 0 ]; then
+        reserve_sector_num=$(expr $reserve_mb \* 2048)
+        part1_end_sector=$(expr $sector_num - $reserve_sector_num - $VENTOY_SECTOR_NUM - 1)
+    else
+        part1_end_sector=$(expr $sector_num - $VENTOY_SECTOR_NUM - 1)
+    fi
+    
+    part2_start_sector=$(expr $part1_end_sector + 1)
+    part2_end_sector=$(expr $part2_start_sector + $VENTOY_SECTOR_NUM - 1)
+
+    export part2_start_sector
 
     vtdebug "part1_start_sector=$part1_start_sector  part1_end_sector=$part1_end_sector"
     vtdebug "part2_start_sector=$part2_start_sector  part2_end_sector=$part2_end_sector"
@@ -205,17 +218,20 @@ format_ventoy_disk() {
     fi
 
     echo ""
-    echo "Create partitions on $DISK by $2 ..."
+    echo "Create partitions on $DISK by $PARTTOOL ..."
     
-    if [ "$2" = "parted" ]; then
+    if [ "$PARTTOOL" = "parted" ]; then
         vtdebug "format disk by parted ..."
         parted -a none --script $DISK \
             mklabel msdos \
             unit s \
             mkpart primary ntfs $part1_start_sector $part1_end_sector \
             mkpart primary fat16 $part2_start_sector $part2_end_sector \
-            set 2 boot on \
+            set 1 boot on \
             quit
+
+        sync
+        echo -en '\xEF' | dd of=$DISK conv=fsync bs=1 count=1 seek=466 > /dev/null 2>&1
     else
     vtdebug "format disk by fdisk ..."
     
@@ -238,15 +254,15 @@ t
 2
 ef
 a
-2
+1
 w
 EOF
     fi
    
-    echo "Done"
     udevadm trigger >/dev/null 2>&1
     partprobe >/dev/null 2>&1
     sleep 3
+    echo "Done"
 
     echo 'mkfs on disk partitions ...'
     for i in 1 2 3 4 5 6 7; do
@@ -258,9 +274,6 @@ EOF
         fi
     done
 
-    if [ "$2" = "parted" ]; then
-        echo -en '\xEF' | dd of=$DISK conv=fsync bs=1 count=1 seek=466
-    fi
 
     if ! [ -b $PART2 ]; then
         MajorMinor=$(sed "s/:/ /" /sys/class/block/${PART2#/dev/}/dev)        
@@ -274,9 +287,9 @@ EOF
         fi
     fi
 
-    echo "create efi fat fs ..."
+    echo "create efi fat fs $PART2 ..."
     for i in 0 1 2 3 4 5 6 7 8 9; do
-        if mkfs.vfat -F 16 -n EFI $PART2; then
+        if mkfs.vfat -F 16 -n VTOYEFI $PART2; then
             echo 'success'
             break
         else
@@ -285,3 +298,7 @@ EOF
         fi
     done
 }
+
+
+
+