install/scripts/1-install

   1 #
   2 # By Chih-Wei Huang <cwhuang@linux.org.tw>
   3 # Last updated 2018/02/07
   4 #
   5 # License: GNU Public License
   6 # We explicitely grant the right to use the scripts
   7 # with Android-x86 project.
   8 #
   9
  10 tempfile=/tmp/temp-$$
  11 menufile=/tmp/menu-$$
  12
  13 CPIO=cpio
  14
  15 rebooting()
  16 {
  17         dialog --title " Rebooting... " --nocancel --pause "" 8 41 1
  18         sync
  19         umount -a
  20         reboot -f
  21 }
  22
  23 auto_answer()
  24 {
  25         echo "$answer" > $tempfile
  26         unset answer
  27         test "`cat $tempfile`" != "0"
  28 }
  29
  30 set_answer_if_auto()
  31 {
  32         [ -n "$AUTO_INSTALL" ] && answer="$1"
  33 }
  34
  35 adialog()
  36 {
  37         if [ -n "$answer" ]; then
  38                 auto_answer
  39         else
  40                 dialog "$@" 2> $tempfile
  41         fi
  42 }
  43
  44 choose()
  45 {
  46         adialog --clear --title " $1 " --menu "$2" 21 79 13 --file $menufile
  47
  48         retval=$?
  49         choice=`cat $tempfile`
  50 }
  51
  52 size_gb()
  53 {
  54         printf %0.2fGB $(dc `cat $1/size` 2097152 / p)
  55 }
  56
  57 find_partition()
  58 {
  59         grep -H ^$2$ /sys/block/$1/*/partition 2> /dev/null | cut -d/ -f5
  60 }
  61
  62 list_disks()
  63 {
  64         for b in /sys/block/[shv]d[a-z] /sys/block/mmcblk? /sys/block/nvme*; do
  65                 [ -d $b ] && echo $b
  66         done
  67 }
  68
  69 auto_partition()
  70 {
  71         [ "$AUTO_INSTALL" = "force" ] || dialog --title " Auto Installer " --defaultno --yesno \
  72                 "\nYou have chosen the AUTO installation.\n\nThe installer will erase the whole /dev/$1 and install Android-x86 to it.\n\nThis is the last confirmation. Are you sure to do so?" 12 61
  73         [ $? -ne 0 ] && rebooting
  74
  75         if [ -z "$efi" ]; then
  76                 echo -e "o\nn\np\n1\n\n\nw\n" | fdisk /dev/$1
  77                 p=1
  78         else
  79                 sgdisk --zap-all /dev/$1
  80                 sgdisk --new=1::+260M --typecode=1:EF00 --largest-new=2 --typecode=2:8300 /dev/$1
  81                 p=2
  82         fi > /dev/tty6
  83
  84         while sleep 1; do
  85                 answer=`find_partition $1 $p`
  86                 [ -n "$answer" ] && break
  87         done
  88 }
  89
  90 partition_drive()
  91 {
  92         echo -n > $menufile
  93         for i in `list_disks`; do
  94                 echo -n `basename $i` >> $menufile
  95                 if [ -f $i/removable -a `cat $i/removable` -eq 0 ]; then
  96                         echo -n ' "Harddisk ' >> $menufile
  97                 else
  98                         echo -n ' "Removable' >> $menufile
  99                 fi
 100                 if [ -f $i/size ]; then
 101                         sz=$(size_gb $i)
 102                         [ "$sz" = "0.00GB" ] && sz="<0.01GB"
 103                         printf " %10s" $sz >> $menufile
 104                 fi
 105                 for f in $i/device/model $i/*/name; do
 106                         [ -e $f ] && echo -n " `sed $'s/\x04//g' $f`" >> $menufile && break
 107                 done
 108                 [ "`basename $i`" = "$booted_from" -o -d $i/$booted_from ] && echo -n " *" >> $menufile
 109                 echo '"' >> $menufile
 110         done
 111         count=`wc -l < $menufile`
 112         if [ $count -eq 0 ]; then
 113                 dialog --title " Error " --msgbox \
 114                         "\nOK. There is no hard drive to edit partitions." 8 49
 115                 return 255
 116         fi
 117
 118         if [ $count -eq 1 -o "$AUTO_INSTALL" = "force" ]; then
 119                 drive=1
 120         else
 121                 drive=`basename $AUTO_INSTALL`
 122         fi
 123         choice=`awk -v n=$drive '{ if (n == NR || n == $1) print $1 }' $menufile`
 124         if [ -b /dev/$choice ]; then
 125                 retval=0
 126         else
 127                 choose "Choose Drive" "Please select a drive to edit partitions:\n\n* - Installer source"
 128         fi
 129         if [ $retval -eq 0 ]; then
 130                 if [ -n "$AUTO_INSTALL" ]; then
 131                         auto_partition $choice
 132                         return 1
 133                 fi
 134                 dialog --title " Confirm " --defaultno --yesno "\n Do you want to use GPT?" 7 29
 135                 if [ $? -eq 0 ]; then
 136                         cgdisk /dev/$choice
 137                 else
 138                         cfdisk /dev/$choice
 139                 fi
 140                 if [ $? -eq 0 ]; then
 141                         retval=1
 142                 else
 143                         retval=255
 144                 fi
 145         fi
 146         return $retval
 147 }
 148
 149 select_dev()
 150 {
 151         blkid | grep -v -E "^/dev/block/|^/dev/loop" | cut -b6- | sort | awk '{
 152                 l=""
 153                 t="unknown"
 154                 sub(/:/, "", $1)
 155                 for (i = NF; i > 1; --i)
 156                         if (match($i, "^TYPE")) {
 157                                 t=$i
 158                                 gsub(/TYPE=|"/, "", t)
 159                         } else if (match($i, "^LABEL")) {
 160                                 l=$i
 161                                 gsub(/LABEL=|"/, "", l)
 162                         }
 163                 printf("%-11s%-12s%-18s\n", $1, t, l)
 164         }' > $tempfile
 165
 166         for d in `ls /sys/block`; do
 167                 for i in /sys/block/$d/$d*; do
 168                         [ -d $i ] || continue
 169                         echo $i | grep -qE "loop|ram|sr|boot|rpmb" && continue
 170                         f=$(grep "`basename $i`" $tempfile || printf "%-11s%-29s" `basename $i` unknown)
 171                         sz=$(size_gb $i)
 172                         [ "$sz" = "0.00GB" ] || printf "$f%10s\n" $sz
 173                 done
 174         done | awk -v b=$booted_from '{
 175                 if (!match($1, b)) {
 176                         printf("\"%s\" \"", $0)
 177                         system("cd /sys/block/*/"$1"; for f in ../device/model ../device/name; do [ -e $f ] && printf %-17s \"`cat $f`\" && break; done")
 178                         printf("\"\n")
 179                 }
 180         } END {
 181                 printf("\"\" \"\"\n\"Create/Modify partitions\" \"\"\n\"Detect devices\" \"\"")
 182         }' > $menufile
 183         choose "Choose Partition" "Please select a partition to install Android-x86:\n\nRecommended minimum free space - 4GB  |  Optimum free space >= 8GB\n\nPartition | Filesystem | Label            | Size     | Drive name/model"
 184         return $retval
 185 }
 186
 187 progress_bar()
 188 {
 189         dialog --clear --title " $1 " --gauge "\n $2" 8 70
 190 }
 191
 192 convert_fs()
 193 {
 194         if blkid /dev/$1 | grep -q ext2; then
 195                 /system/bin/tune2fs -j /dev/$1
 196                 e2fsck -fy /dev/$1
 197         fi
 198         if blkid /dev/$1 | grep -q ext3; then
 199                 /system/bin/tune2fs -O extents,uninit_bg /dev/$1
 200                 e2fsck -fy /dev/$1
 201         fi
 202 }
 203
 204 format_fs()
 205 {
 206         local cmd
 207         echo -e '"Do not format" ""\next4 ""\nntfs ""\nfat32 ""' > $menufile
 208         set_answer_if_auto $FORCE_FORMAT
 209         choose "Choose filesystem" "Please select a filesystem to format $1:"
 210         case "$choice" in
 211                 ext4)
 212                         cmd="make_ext4fs -L"
 213                         ;;
 214                 ntfs)
 215                         cmd="mkntfs -fL"
 216                         ;;
 217                 fat32)
 218                         cmd="mkdosfs -n"
 219                         ;;
 220                 *)
 221                         ;;
 222         esac
 223         if [ -n "$cmd" ]; then
 224                 [ -n "$AUTO_INSTALL" ] || dialog --title " Confirm " --defaultno --yesno \
 225                         "\n You chose to format $1 to $choice.\n All data in that partition will be LOST.\n\n Are you sure to format the partition $1?" 10 59
 226                 [ $? -ne 0 ] && return 1
 227                 $cmd Android-x86 /dev/$1 | awk '{
 228                         # FIXME: very imprecise progress
 229                         if (match($0, "done"))
 230                                 printf("%d\n", i+=33)
 231                 }' | progress_bar "Formatting" "Formatting partition $1..."
 232         elif blkid /dev/$1 | grep -q ext[23]; then
 233                 dialog --clear --title " Warning " --yesno \
 234                         "\nYou chose to install android-x86 to an ext2/3 filesystem. We suggest you convert it to ext4 for better reliability and performance." 9 62
 235                 [ $? -eq 0 ] && convert_fs $1
 236         fi
 237 }
 238
 239 create_entry()
 240 {
 241         title=$1
 242         shift
 243         echo -e "title $title\n\tkernel /$asrc/kernel$vga $@ SRC=/$asrc\n\tinitrd /$asrc/initrd.img\n" >> $menulst
 244 }
 245
 246 create_menulst()
 247 {
 248         menulst=/hd/grub/menu.lst
 249         [ -n "$VESA" ] && vga=" vga=788 modeset=0"
 250         echo -e "${GRUB_OPTIONS:-default=0\ntimeout=6\nsplashimage=/grub/android-x86.xpm.gz\n}root (hd0,$1)\n" > $menulst
 251
 252         create_entry "Android-x86 $VER" quiet $cmdline
 253         create_entry "Android-x86 $VER (Debug mode)" $cmdline DEBUG=2
 254         create_entry "Android-x86 $VER (Debug nomodeset)" nomodeset $cmdline DEBUG=2
 255         create_entry "Android-x86 $VER (Debug video=LVDS-1:d)" video=LVDS-1:d $cmdline DEBUG=2
 256 }
 257
 258 create_winitem()
 259 {
 260         win=`fdisk -l /dev/$(echo $1 | cut -b-3) | grep ^/dev | cut -b6-12,55- | awk '{
 261                 if (match($2, "NTFS"))
 262                         print $1
 263         }' | head -1`
 264         if [ -n "$win" ]; then
 265                 dialog --title " Confirm " --yesno \
 266                         "\nThe installer found a Windows partition in /dev/$win.\n\nDo you want to create a boot item for Windows?" 9 59
 267                 [ $? -ne 0 ] && return 1
 268                 wp=$((`echo $win | cut -b4-`-1))
 269                 echo -e "title Windows\n\trootnoverify (hd$d,$wp)\n\tchainloader +1\n" >> $menulst
 270         fi
 271 }
 272
 273 check_data_img()
 274 {
 275         losetup /dev/loop7 data.img
 276         if blkid /dev/loop7 | grep -q ext[23]; then
 277                 dialog --clear --title " Warning " --yesno \
 278                         "\nYour data.img is an ext2/3 filesystem. We suggest you convert it to ext4 for better reliability." 8 58
 279                 [ $? -eq 0 ] && convert_fs loop7
 280         fi
 281         losetup -d /dev/loop7
 282 }
 283
 284 create_img()
 285 {
 286         bname=`basename $2`
 287         if [ -e $2 ]; then
 288                 dialog --title " Confirm " --defaultno --yesno \
 289                         "\n $bname exists. Overwrite it?" 7 38
 290                 [ $? -ne 0 ] && return 255
 291                 rm -f $2
 292         fi
 293         dialog --title " Question " --nook --nocancel --inputbox \
 294                 "\nPlease input the size of the $bname in MB:" 8 63 $1 2> $tempfile
 295         size=`cat $tempfile`
 296         [ 0$size -le 0 ] && size=1024
 297         ( dd bs=1M count=$size if=/dev/zero | pv -ns ${size}m | dd of=$2 ) 2>&1 \
 298                 | progress_bar "Creating $bname" "Expect to write $size MB..."
 299 }
 300
 301 create_data_img()
 302 {
 303         dialog --title " Confirm " --yesno \
 304                 "\nThe installer is going to create a disk image to save the user data. At least 512MB free disk space is recommended.\n\nAre you sure to create the image?" 11 62
 305
 306         if [ $? -eq 0 ]; then
 307                 if create_img 512 data.img; then
 308                         losetup /dev/loop6 data.img
 309                         make_ext4fs -L /data /dev/loop6 > /dev/tty6
 310                 fi
 311                 [ $? -ne 0 ] && dialog --msgbox "\n Failed to create data.img." 7 33
 312         else
 313                 dialog --title " Warning " --msgbox \
 314                         "\nOK. So data will be save to a RAMDISK(tmpfs), and lose after power off." 8 49
 315         fi
 316 }
 317
 318 try_upgrade()
 319 {
 320         [ -d $1 ] && return
 321         PREV_VERS="$PREV_VERS 7.1-r1 7.1-rc2 7.1-rc1 6.0-r3 6.0-r2 6.0-r1 6.0-rc2 6.0-rc1 5.1-rc1 4.4-r5 4.4-r4 4.4-r3 4.4-r2 4.4-r1 4.4-RC2 4.4-RC1 4.4-test 4.3-test 4.2-test 4.0-r1 4.0-RC2 4.0-RC1"
 322         for v in $PREV_VERS; do
 323                 local prev
 324                 if [ -d hd/$v ]; then
 325                         prev=hd/$v
 326                 elif [ -d hd/android-$v ]; then
 327                         prev=hd/android-$v
 328                 else
 329                         continue
 330                 fi
 331                 set_answer_if_auto 1
 332                 adialog --title " Question " --yesno \
 333                         "\nAn older version $v is detected.\nWould you like to upgrade it?" 8 51
 334                 if [ $? -eq 0 ]; then
 335                         mv $prev $1
 336                         rm -rf $1/data/dalvik-cache/* $1/data/system/wpa_supplicant
 337                         sed -i 's/\(ctrl_interface=\)\(.*\)/\1wlan0/' $1/data/misc/wifi/wpa_supplicant.conf
 338                         break
 339                 fi
 340         done
 341 }
 342
 343 get_part_info()
 344 {
 345         d=0
 346         while [ 1 ]; do
 347                 h=`echo $d | awk '{ printf("%c", $1+97) }'`
 348                 for part in /sys/block/[shv]d$h/$1 /sys/block/mmcblk$d/$1 /sys/block/nvme0n$(($d+1))/$1; do
 349                         [ -d $part ] && break 2
 350                 done
 351                 d=$(($d+1))
 352         done
 353         p=`cat $part/partition`
 354         disk=$(basename `dirname $part`)
 355 }
 356
 357 install_to()
 358 {
 359         local t=`echo /sys/block/*/$1/partition`
 360         [ -f "$t" ] || return 1
 361         until [ -b /dev/$1 ]; do
 362                 echo add > `dirname $t`/uevent
 363                 sleep 1
 364         done
 365         cd /
 366         mountpoint -q /hd && umount /hd
 367         [ -n "$AUTO_UPDATE" ] && FORCE_FORMAT=no || FORCE_FORMAT=ext4
 368         while [ 1 ]; do
 369                 format_fs $1
 370                 try_mount rw /dev/$1 /hd && break
 371                 dialog --clear --title " Error " --defaultno --yesno \
 372                         "\n Cannot mount /dev/$1\n Do you want to format it?" 8 37
 373                 [ $? -ne 0 ] && return 255
 374                 FORCE_FORMAT=ext4
 375         done
 376
 377         fs=`cat /proc/mounts | grep /dev/$1 | awk '{ print $3 }'`
 378         cmdline=`sed "s|\(initrd.*img\s*\)||; s|quiet\s*||; s|\(vga=\w\+\?\s*\)||; s|\(DPI=\w\+\?\s*\)||; s|\(AUTO_INSTALL=\w\+\?\s*\)||; s|\(INSTALL=\w\+\?\s*\)||; s|\(SRC=\S\+\?\s*\)||; s|\(DEBUG=\w\+\?\s*\)||; s|\(BOOT_IMAGE=\S\+\?\s*\)||; s|\(iso-scan/filename=\S\+\?\s*\)||; s|[[:space:]]*$||" /proc/cmdline`
 379
 380         [ -n "$INSTALL_PREFIX" ] && asrc=$INSTALL_PREFIX || asrc=android-$VER
 381         set_answer_if_auto 1
 382         [ -z "$efi" ] && adialog --title " Confirm " --no-label Skip --defaultno --yesno \
 383                 "\n Do you want to install boot loader GRUB?" 7 47
 384         if [ $? -eq 0 ]; then
 385                 cp -af /grub /hd
 386                 get_part_info $1
 387                 p=$(($p-1))
 388                 create_menulst $p
 389                 create_winitem $1 $d
 390                 rm -f /hd/boot/grub/stage1
 391                 echo "(hd$d) /dev/$disk" > /hd/grub/device.map
 392                 echo "setup (hd$d) (hd$d,$p)" | grub --device-map /hd/grub/device.map > /dev/tty5
 393                 [ $? -ne 0 ] && return 255
 394         fi
 395
 396         [ -n "$efi" ] && adialog --title " Confirm " --no-label Skip --yesno \
 397                 "\n Do you want to install EFI GRUB2?" 7 39
 398         if [ $? -eq 0 ]; then
 399                 for i in `list_disks`; do
 400                         disk=`basename $i`
 401                         esp=`sgdisk --print /dev/$disk 2> /dev/null | grep EF00 | awk '{print $1}'`
 402                         [ -n "$esp" ] && boot=`find_partition $disk $esp` && break
 403                 done
 404                 if [ -z "$esp" ]; then
 405                         get_part_info $1
 406                         boot=`basename $(blkid /dev/$disk* | grep vfat | cut -d: -f1 | head -1)`
 407                         [ -z "$boot" ] && boot=`find_partition $disk 1`
 408                         esp=`cat /sys/block/$disk/$boot/partition`
 409                 fi
 410                 mkdir -p efi
 411                 mountpoint -q efi && umount efi
 412                 while [ 1 ]; do
 413                         [ -n "$AUTO_INSTALL" -a -z "$AUTO_UPDATE" ] && mkdosfs -n EFI /dev/$boot
 414                         try_mount rw /dev/$boot efi && break
 415                         dialog --title " Confirm " --defaultno --yesno "\n Cannot mount /dev/$boot.\n Do you want to format it?" 8 37
 416                         [ $? -eq 0 ] && mkdosfs -n EFI /dev/$boot
 417                 done
 418                 if [ "$efi" = "32" ]; then
 419                         grubcfg=efi/boot/grub/i386-efi/grub.cfg
 420                         bootefi=bootia32.efi
 421                 else
 422                         grubcfg=efi/boot/grub/x86_64-efi/grub.cfg
 423                         bootefi=BOOTx64.EFI
 424                 fi
 425                 if [ -d efi/efi/boot -a ! -s efi/efi/boot/android.cfg ]; then
 426                         efidir=/efi/Android
 427                 else
 428                         efidir=/efi/boot
 429                         rm -rf efi/efi/Android
 430                 fi
 431                 mkdir -p `dirname $grubcfg` efi$efidir
 432                 cp -af grub2/efi/boot/* efi$efidir
 433                 sed -i "s|VER|$VER|; s|CMDLINE|$cmdline|" efi$efidir/android.cfg
 434                 [ -s efi/boot/grub/grubenv ] || ( printf %-1024s "# GRUB Environment Block%" | sed 's/k%/k\n/; s/   /###/g' > efi/boot/grub/grubenv )
 435
 436                 echo -e 'set timeout=5\nset debug_mode="(DEBUG mode)"' > $grubcfg
 437                 # Our grub-efi doesn't support ntfs directly.
 438                 # Copy boot files to ESP so grub-efi could read them
 439                 if [ "$fs" = "fuseblk" ]; then
 440                         cp -f src/kernel src/initrd.img efi$efidir
 441                         echo -e "set kdir=$efidir\nset src=SRC=/$asrc" >> $grubcfg
 442                 else
 443                         echo -e "set kdir=/$asrc" >> $grubcfg
 444                 fi
 445                 echo -e '\nsource $cmdpath/android.cfg' >> $grubcfg
 446
 447                 # Checking for old EFI entries, removing them and adding new depending on bitness
 448                 efibootmgr | grep -Eo ".{0,6}Android-x86" | cut -c1-4 > /tmp/efientries
 449                 if [ -s /tmp/efientries ]; then
 450                         set_answer_if_auto 1
 451                         adialog --title " Question " --yesno "\nEFI boot entries for previous Android-x86 installations were found.\n\nDo you wish to delete them?" 10 61
 452                         [ $? -eq 0 ] && while read entry; do efibootmgr -Bb "$entry" > /dev/tty4 2>&1; done < /tmp/efientries
 453                 fi
 454                 efibootmgr -v -c -d /dev/$disk -p $esp -L "Android-x86 $VER" -l $efidir/$bootefi > /dev/tty4 2>&1
 455
 456                 if [ -s efi/startup.nsh ]; then
 457                         sed -i "s|\\\\efi\\\\Android|$efidir|; s|/|\\\\|g" efi/startup.nsh
 458                 else
 459                         echo $efidir/$bootefi | sed 's|/|\\|g' > efi/startup.nsh
 460                 fi
 461         fi
 462
 463         set_answer_if_auto 0
 464         adialog --title " Question " --defaultno --yesno \
 465                 "\nDo you want to install /system directory as read-write?\n\nMaking /system be read-write is easier for debugging, but it needs more disk space and longer installation time." 10 61
 466         instal_rw=$?
 467
 468         files="mnt/$SRC/kernel mnt/$SRC/initrd.img mnt/$SRC/$RAMDISK"
 469         if [ $instal_rw -eq 0 ]; then
 470                 if [ "$fs" = "vfat" -o "$fs" = "fuseblk" ]; then
 471                         [ -e /sfs/system.img ] && sysimg="/sfs/system.img" || sysimg="mnt/$SRC/system.*"
 472                 else
 473                         sysimg="android/system"
 474                 fi
 475         else
 476                 sysimg="mnt/$SRC/system.*"
 477         fi
 478         files="$files $sysimg"
 479         size=0
 480         for s in `du -sk $files | awk '{print $1}'`; do
 481                 size=$(($size+$s))
 482         done
 483         try_upgrade hd/$asrc
 484         mkdir -p hd/$asrc
 485         cd hd/$asrc
 486         rm -rf system*
 487         ( ( cd /; find $files | $CPIO -H newc -o ) | pv -ns ${size}k | ( $CPIO -iud > /dev/null; echo $? > /tmp/result )) 2>&1 \
 488                 | progress_bar "Installing Android-x86 to $1" "Expect to write $size KB..."
 489         result=$((`cat /tmp/result`*255))
 490
 491         if [ $result -eq 0 ]; then
 492                 for d in android mnt sfs ./$SRC; do
 493                         [ -d $d ] && mv $d/* . && rmdir $d
 494                 done
 495                 chown 0.0 *
 496                 for f in *; do
 497                         [ -d $f ] || chmod 644 $f
 498                 done
 499
 500                 case "$fs" in
 501                         vfat|fuseblk)
 502                                 [ -e data.img ] && check_data_img || create_data_img
 503                                 ;;
 504                         *)
 505                                 mkdir -p data
 506                                 ;;
 507                 esac
 508         fi
 509
 510         dialog --infobox "\n Syncing to disk..." 5 27
 511         sync
 512
 513         return $result
 514 }
 515
 516 install_hd()
 517 {
 518         case "$AUTO_INSTALL" in
 519                 [Uu]*)
 520                         answer=`basename $(blkid | grep -v loop | grep -v iso9660 | sort | grep Android-x86 | cut -d: -f1 | head -1)`
 521                         [ -z "$answer" ] && answer=`basename $(blkid | grep -v loop | sort | grep ext4 | cut -d: -f1 | head -1)`
 522                         AUTO_UPDATE=$answer
 523                         ;;
 524                 *)
 525                         [ -z "$answer" ] && set_answer_if_auto Create
 526                         ;;
 527         esac
 528
 529         select_dev || rebooting
 530         retval=1
 531         case "$choice" in
 532                 Create*)
 533                         partition_drive
 534                         retval=$?
 535                         ;;
 536                 Detect*)
 537                         dialog --title " Detecting... " --nocancel --pause "" 8 41 1
 538                         ;;
 539                 *)
 540                         install_to $choice
 541                         retval=$?
 542                         ;;
 543         esac
 544         return $retval
 545 }
 546
 547 do_install()
 548 {
 549         booted_from=`basename $dev`
 550         efi=$(cat /sys/firmware/efi/fw_platform_size 2> /dev/null)
 551         [ -n "$efi" ] && mount -t efivarfs none /sys/firmware/efi/efivars
 552
 553         until install_hd; do
 554                 if [ $retval -eq 255 ]; then
 555                         dialog --title ' Error! ' --yes-label Retry --no-label Reboot \
 556                                 --yesno '\nInstallation failed! Please check if you have enough free disk space to install Android-x86.' 8 51
 557                         [ $? -eq 1 ] && rebooting
 558                 fi
 559         done
 560
 561         [ -n "$VESA" ] || runit="Run Android-x86"
 562         dialog --clear --title ' Congratulations! ' \
 563                 --menu "\n Android-x86 is installed successfully.\n " 11 51 13 \
 564                 "$runit" "" "Reboot" "" 2> $tempfile
 565         case "`cat $tempfile`" in
 566                 Run*)
 567                         cd /android
 568                         umount system
 569                         mountpoint -q /sfs && umount /sfs
 570                         if [ -e /hd/$asrc/system.sfs ]; then
 571                                 mount -o loop /hd/$asrc/system.sfs /sfs
 572                                 mount -o loop /sfs/system.img system
 573                         elif [ -e /hd/$asrc/system.img ]; then
 574                                 mount -o loop /hd/$asrc/system.img system
 575                         else
 576                                 mount --bind /hd/$asrc/system system
 577                         fi
 578                         if [ -d /hd/$asrc/data ]; then
 579                                 mount --bind /hd/$asrc/data data
 580                         elif [ -e /hd/$asrc/data.img ]; then
 581                                 mount -o loop /hd/$asrc/data.img data
 582                         fi
 583                         ;;
 584                 *)
 585                         rebooting
 586                         ;;
 587         esac
 588 }