INSTALL/grub/grub.cfg

   1 #************************************************************************************
   2 # Copyright (c) 2020, longpanda <admin@ventoy.net>
   3 #
   4 # This program is free software; you can redistribute it and/or
   5 # modify it under the terms of the GNU General Public License as
   6 # published by the Free Software Foundation; either version 3 of the
   7 # License, or (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful, but
  10 # WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 # General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; if not, see <http://www.gnu.org/licenses/>.
  16 #
  17 #************************************************************************************
  18
  19 function get_os_type {
  20     set vtoy_os=Linux
  21     for file in "efi/microsoft" "sources/boot.wim" "boot/bcd" "bootmgr.efi" "boot/etfsboot.com"; do
  22         if [ -e $1/$file ]; then
  23             set vtoy_os=Windows
  24             break
  25         fi
  26     done
  27
  28     if [ -n "${vtdebug_flag}" ]; then
  29         echo ISO is $vtoy_os
  30     fi
  31 }
  32
  33 function locate_initrd {
  34     vt_linux_locate_initrd
  35
  36     if [ -n "${vtdebug_flag}" ]; then
  37         vt_linux_dump_initrd
  38         sleep 5
  39     fi
  40 }
  41
  42 function find_wim_file {
  43     unset ventoy_wim_file
  44
  45     for file in "sources/boot.wim" "sources/BOOT.WIM" "Sources/Win10PEx64.WIM" "boot/BOOT.WIM" "winpe_x64.wim"; do
  46         if [ -e $1/$file ]; then
  47             set ventoy_wim_file=$1/$file
  48             break
  49         fi
  50     done
  51 }
  52
  53 function distro_specify_initrd_file {
  54     if [ -e (loop)/boot/all.rdz ]; then
  55         vt_linux_specify_initrd_file /boot/all.rdz
  56     elif [ -e (loop)/boot/xen.gz ]; then
  57         if [ -e (loop)/install.img ]; then
  58             vt_linux_specify_initrd_file /install.img
  59         fi
  60     elif [ -d (loop)/casper ]; then
  61         if [ -e (loop)/casper/initrd ]; then
  62             vt_linux_specify_initrd_file /casper/initrd
  63         fi
  64         if [ -e (loop)/casper/initrd-oem ]; then
  65             vt_linux_specify_initrd_file /casper/initrd-oem
  66         fi
  67     fi
  68 }
  69
  70 function uefi_windows_menu_func {
  71     vt_windows_reset
  72
  73     if [ "$ventoy_compatible" = "NO" ]; then
  74         find_wim_file (loop)
  75         if [ -n "$ventoy_wim_file" ]; then
  76             vt_windows_locate_wim $ventoy_wim_file
  77         fi
  78     fi
  79
  80     vt_windows_chain_data ${1}${chosen_path}
  81
  82     if [ -n "$vtoy_chain_mem_addr" ]; then
  83         terminal_output  console
  84         chainloader ${vtoy_path}/ventoy_x64.efi  env_param=${env_param} isoefi=${LoadIsoEfiDriver} ${vtdebug_flag} mem:${vtoy_chain_mem_addr}:size:${vtoy_chain_mem_size}
  85         boot
  86     else
  87         echo "chain empty failed"
  88         sleep 5
  89     fi
  90 }
  91
  92 function uefi_linux_menu_func {
  93     if [ "$ventoy_compatible" = "NO" ]; then
  94         vt_load_cpio  ${vtoy_path}/ventoy.cpio
  95
  96         vt_linux_clear_initrd
  97
  98         for file in "boot/grub/grub.cfg" "EFI/BOOT/grub.cfg" "EFI/boot/grub.cfg" "efi/boot/grub.cfg" "EFI/BOOT/BOOTX64.conf"; do
  99             if [ -e (loop)/$file ]; then
 100                 vt_linux_parse_initrd_grub  file  (loop)/$file
 101             fi
 102         done
 103
 104         vt_linux_initrd_count initrd_count
 105
 106         # special process for special distros
 107         if vt_cmp $initrd_count eq 0; then
 108             if [ -d (loop)/loader/entries ]; then
 109                 set LoadIsoEfiDriver=on
 110                 vt_linux_parse_initrd_grub  dir  (loop)/loader/entries/
 111             elif [ -d (loop)/boot/grub ]; then
 112                 vt_linux_parse_initrd_grub  dir  (loop)/boot/grub/
 113             fi
 114         fi
 115
 116         vt_linux_initrd_count initrd_count
 117         if vt_cmp $initrd_count eq 0; then
 118             distro_specify_initrd_file
 119         fi
 120
 121         locate_initrd
 122     fi
 123
 124     vt_linux_chain_data ${1}${chosen_path}
 125
 126     if [ -n "$vtoy_chain_mem_addr" ]; then
 127         terminal_output  console
 128         chainloader ${vtoy_path}/ventoy_x64.efi  env_param=${env_param} isoefi=${LoadIsoEfiDriver} ${vtdebug_flag} mem:${vtoy_chain_mem_addr}:size:${vtoy_chain_mem_size}
 129         boot
 130     else
 131         echo "chain empty failed"
 132         sleep 5
 133     fi
 134 }
 135
 136
 137 function uefi_iso_menu_func {
 138
 139     if [ -d (loop)/ ]; then
 140         loopback -d loop
 141     fi
 142
 143     unset LoadIsoEfiDriver
 144
 145     vt_chosen_img_path chosen_path
 146
 147     if vt_is_udf ${1}${chosen_path}; then
 148         set ventoy_fs_probe=udf
 149     else
 150         set ventoy_fs_probe=iso9660
 151     fi
 152
 153     loopback loop ${1}${chosen_path}
 154     get_os_type (loop)
 155
 156     vt_check_compatible (loop)
 157
 158     vt_img_sector ${1}${chosen_path}
 159
 160     if [ "$vtoy_os" = "Windows" ]; then
 161         uefi_windows_menu_func  $1
 162     else
 163         uefi_linux_menu_func  $1
 164     fi
 165
 166     terminal_output  gfxterm
 167 }
 168
 169 function legacy_windows_menu_func {
 170     vt_windows_reset
 171
 172     if [ "$ventoy_compatible" = "NO" ]; then
 173         find_wim_file (loop)
 174         if [ -n "$ventoy_wim_file" ]; then
 175             vt_windows_locate_wim $ventoy_wim_file
 176         elif [ -n "${vtdebug_flag}" ]; then
 177             echo No wim file found
 178         fi
 179     fi
 180
 181     vt_windows_chain_data ${1}${chosen_path}
 182
 183     if [ -n "${vtdebug_flag}" ]; then
 184         sleep 5
 185     fi
 186
 187     if [ -n "$vtoy_chain_mem_addr" ]; then
 188         linux16   $vtoy_path/ipxe.krn ${vtdebug_flag} ibft
 189         initrd16  mem:${vtoy_chain_mem_addr}:size:${vtoy_chain_mem_size}
 190         boot
 191     else
 192         echo "chain empty failed"
 193         sleep 5
 194     fi
 195 }
 196
 197 function legacy_linux_menu_func {
 198     if [ "$ventoy_compatible" = "NO" ]; then
 199
 200         vt_load_cpio  $vtoy_path/ventoy.cpio
 201
 202         vt_linux_clear_initrd
 203
 204         for dir in "isolinux" "boot/isolinux" "boot/x86_64/loader" "syslinux" "boot/syslinux"; do
 205             if [ -d (loop)/$dir ]; then
 206                 vt_linux_parse_initrd_isolinux   (loop)/$dir/
 207             fi
 208         done
 209
 210         vt_linux_initrd_count initrd_count
 211
 212         # special process for special distros
 213         if vt_cmp $initrd_count eq 0; then
 214             #archlinux
 215             if [ -d (loop)/arch/boot/syslinux ]; then
 216                 vt_linux_parse_initrd_isolinux   (loop)/arch/boot/syslinux/  /arch/
 217                 vt_linux_parse_initrd_isolinux   (loop)/arch/boot/syslinux/  /arch/boot/syslinux/
 218
 219             #manjaro
 220             elif [ -d (loop)/manjaro ]; then
 221                 if [ -e (loop)/boot/grub/kernels.cfg ]; then
 222                     vt_linux_parse_initrd_grub  file  (loop)/boot/grub/kernels.cfg
 223                 fi
 224             elif [ -e (loop)/boot/grub/grub.cfg ]; then
 225                 vt_linux_parse_initrd_grub  file  (loop)/boot/grub/grub.cfg
 226             fi
 227         fi
 228
 229         vt_linux_initrd_count initrd_count
 230         if vt_cmp $initrd_count eq 0; then
 231             distro_specify_initrd_file
 232         fi
 233
 234         locate_initrd
 235     fi
 236
 237     vt_linux_chain_data ${1}${chosen_path}
 238
 239     if [ -n "${vtdebug_flag}" ]; then
 240         sleep 5
 241     fi
 242
 243     if [ -n "$vtoy_chain_mem_addr" ]; then
 244         linux16   $vtoy_path/ipxe.krn ${vtdebug_flag}
 245         initrd16  mem:${vtoy_chain_mem_addr}:size:${vtoy_chain_mem_size}
 246         boot
 247     else
 248         echo "chain empty failed"
 249         sleep 5
 250     fi
 251 }
 252
 253 function legacy_iso_menu_func {
 254
 255     if [ -d (loop)/ ]; then
 256         loopback -d loop
 257     fi
 258
 259     vt_chosen_img_path chosen_path
 260
 261     if vt_is_udf ${1}${chosen_path}; then
 262         set ventoy_fs_probe=udf
 263     else
 264         set ventoy_fs_probe=iso9660
 265     fi
 266
 267     loopback loop ${1}${chosen_path}
 268
 269     get_os_type (loop)
 270
 271     vt_check_compatible (loop)
 272
 273     vt_img_sector ${1}${chosen_path}
 274
 275     if [ "$vtoy_os" = "Windows" ]; then
 276         legacy_windows_menu_func  $1
 277     else
 278         legacy_linux_menu_func  $1
 279     fi
 280 }
 281
 282
 283
 284
 285
 286 #############################################################
 287 #############################################################
 288 #############################################################
 289 #######                 Main Process              ###########
 290 #############################################################
 291 #############################################################
 292 #############################################################
 293
 294 set VENTOY_VERSION="1.0.00"
 295
 296 #disable timeout
 297 unset timeout
 298
 299 vt_device $root  vtoy_dev
 300
 301 if [ "$vtoy_dev" = "tftp" ]; then
 302     set vtoy_path=($root)
 303     for vtid in 0 1 2 3; do
 304         if [ -d (hd$vtid,2)/grub ]; then
 305             set iso_path=(hd$vtid,1)
 306             break
 307         fi
 308     done
 309 else
 310     set vtoy_path=($root)/ventoy
 311     set iso_path=($vtoy_dev,1)
 312 fi
 313
 314 loadfont ascii
 315
 316 if [ -f $iso_path/ventoy/ventoy.json ]; then
 317    vt_load_plugin $iso_path
 318 fi
 319
 320 terminal_output  gfxterm
 321
 322 if [ -n "$vtoy_theme" ]; then
 323     set theme=$vtoy_theme
 324 else
 325     set theme=$prefix/themes/ventoy/theme.txt
 326 fi
 327
 328 if [ -n "$vtoy_gfxmode" ]; then
 329     set gfxmode=$vtoy_gfxmode
 330 else
 331     set gfxmode=1024x768
 332 fi
 333
 334 #colect all image files (iso files)
 335 set ventoy_img_count=0
 336 vt_list_img $iso_path ventoy_img_count
 337
 338 #Dynamic menu for every iso file
 339 if vt_cmp $ventoy_img_count ne 0; then
 340     set imgid=0
 341     while vt_cmp $imgid lt $ventoy_img_count; do
 342         vt_img_name $imgid img_name
 343         menuentry "$img_name" {
 344             if [ "$grub_platform" = "pc" ]; then
 345                 legacy_iso_menu_func $iso_path
 346             else
 347                 uefi_iso_menu_func $iso_path
 348             fi
 349         }
 350
 351         vt_incr imgid 1
 352     done
 353 else
 354     menuentry "No ISO files found (Press enter to reboot ...)" {
 355         echo -e "\n    Rebooting ... "
 356         reboot
 357     }
 358 fi
 359