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 "${vtdebug_flag}" ]; then
  83         sleep 5
  84     fi
  85
  86     if [ -n "$vtoy_chain_mem_addr" ]; then
  87         terminal_output  console
  88         chainloader ${vtoy_path}/ventoy_x64.efi  env_param=${env_param} isoefi=${LoadIsoEfiDriver} ${vtdebug_flag} mem:${vtoy_chain_mem_addr}:size:${vtoy_chain_mem_size}
  89         boot
  90     else
  91         echo "chain empty failed"
  92         sleep 5
  93     fi
  94 }
  95
  96 function uefi_linux_menu_func {
  97     if [ "$ventoy_compatible" = "NO" ]; then
  98         vt_load_cpio  ${vtoy_path}/ventoy.cpio
  99
 100         vt_linux_clear_initrd
 101
 102         for file in "boot/grub/grub.cfg" "EFI/BOOT/grub.cfg" "EFI/boot/grub.cfg" "efi/boot/grub.cfg" "EFI/BOOT/BOOTX64.conf"; do
 103             if [ -e (loop)/$file ]; then
 104                 vt_linux_parse_initrd_grub  file  (loop)/$file
 105             fi
 106         done
 107
 108         vt_linux_initrd_count initrd_count
 109
 110         # special process for special distros
 111         if vt_cmp $initrd_count eq 0; then
 112             if [ -d (loop)/loader/entries ]; then
 113                 set LoadIsoEfiDriver=on
 114                 vt_linux_parse_initrd_grub  dir  (loop)/loader/entries/
 115             elif [ -d (loop)/boot/grub ]; then
 116                 vt_linux_parse_initrd_grub  dir  (loop)/boot/grub/
 117             fi
 118         fi
 119
 120         vt_linux_initrd_count initrd_count
 121         if vt_cmp $initrd_count eq 0; then
 122             distro_specify_initrd_file
 123         fi
 124
 125         locate_initrd
 126     fi
 127
 128     vt_linux_chain_data ${1}${chosen_path}
 129
 130     if [ -n "$vtoy_chain_mem_addr" ]; then
 131         terminal_output  console
 132         chainloader ${vtoy_path}/ventoy_x64.efi  env_param=${env_param} isoefi=${LoadIsoEfiDriver} ${vtdebug_flag} mem:${vtoy_chain_mem_addr}:size:${vtoy_chain_mem_size}
 133         boot
 134     else
 135         echo "chain empty failed"
 136         sleep 5
 137     fi
 138 }
 139
 140
 141 function uefi_iso_menu_func {
 142
 143     if [ -d (loop)/ ]; then
 144         loopback -d loop
 145     fi
 146
 147     unset LoadIsoEfiDriver
 148
 149     vt_chosen_img_path chosen_path
 150
 151     if vt_is_udf ${1}${chosen_path}; then
 152         set ventoy_fs_probe=udf
 153     else
 154         set ventoy_fs_probe=iso9660
 155     fi
 156
 157     loopback loop ${1}${chosen_path}
 158     get_os_type (loop)
 159
 160     vt_check_compatible (loop)
 161
 162     vt_img_sector ${1}${chosen_path}
 163
 164     if [ "$vtoy_os" = "Windows" ]; then
 165         if [ "$ventoy_fs_probe" = "iso9660" ]; then
 166             set ventoy_compatible=YES
 167         fi
 168
 169         uefi_windows_menu_func  $1
 170     else
 171         uefi_linux_menu_func  $1
 172     fi
 173
 174     terminal_output  gfxterm
 175 }
 176
 177 function legacy_windows_menu_func {
 178     vt_windows_reset
 179
 180     if [ "$ventoy_compatible" = "NO" ]; then
 181         find_wim_file (loop)
 182         if [ -n "$ventoy_wim_file" ]; then
 183             vt_windows_locate_wim $ventoy_wim_file
 184         elif [ -n "${vtdebug_flag}" ]; then
 185             echo No wim file found
 186         fi
 187     fi
 188
 189     vt_windows_chain_data ${1}${chosen_path}
 190
 191     if [ -n "${vtdebug_flag}" ]; then
 192         sleep 5
 193     fi
 194
 195     if [ -n "$vtoy_chain_mem_addr" ]; then
 196         linux16   $vtoy_path/ipxe.krn ${vtdebug_flag} ibft
 197         initrd16  mem:${vtoy_chain_mem_addr}:size:${vtoy_chain_mem_size}
 198         boot
 199     else
 200         echo "chain empty failed"
 201         sleep 5
 202     fi
 203 }
 204
 205 function legacy_linux_menu_func {
 206     if [ "$ventoy_compatible" = "NO" ]; then
 207
 208         vt_load_cpio  $vtoy_path/ventoy.cpio
 209
 210         vt_linux_clear_initrd
 211
 212         for dir in "isolinux" "boot/isolinux" "boot/x86_64/loader" "syslinux" "boot/syslinux"; do
 213             if [ -d (loop)/$dir ]; then
 214                 vt_linux_parse_initrd_isolinux   (loop)/$dir/
 215             fi
 216         done
 217
 218         vt_linux_initrd_count initrd_count
 219
 220         # special process for special distros
 221         if vt_cmp $initrd_count eq 0; then
 222             #archlinux
 223             if [ -d (loop)/arch/boot/syslinux ]; then
 224                 vt_linux_parse_initrd_isolinux   (loop)/arch/boot/syslinux/  /arch/
 225                 vt_linux_parse_initrd_isolinux   (loop)/arch/boot/syslinux/  /arch/boot/syslinux/
 226
 227             #manjaro
 228             elif [ -d (loop)/manjaro ]; then
 229                 if [ -e (loop)/boot/grub/kernels.cfg ]; then
 230                     vt_linux_parse_initrd_grub  file  (loop)/boot/grub/kernels.cfg
 231                 fi
 232             elif [ -e (loop)/boot/grub/grub.cfg ]; then
 233                 vt_linux_parse_initrd_grub  file  (loop)/boot/grub/grub.cfg
 234             fi
 235         fi
 236
 237         vt_linux_initrd_count initrd_count
 238         if vt_cmp $initrd_count eq 0; then
 239             distro_specify_initrd_file
 240         fi
 241
 242         locate_initrd
 243     fi
 244
 245     vt_linux_chain_data ${1}${chosen_path}
 246
 247     if [ -n "${vtdebug_flag}" ]; then
 248         sleep 5
 249     fi
 250
 251     if [ -n "$vtoy_chain_mem_addr" ]; then
 252         linux16   $vtoy_path/ipxe.krn ${vtdebug_flag}
 253         initrd16  mem:${vtoy_chain_mem_addr}:size:${vtoy_chain_mem_size}
 254         boot
 255     else
 256         echo "chain empty failed"
 257         sleep 5
 258     fi
 259 }
 260
 261 function legacy_iso_menu_func {
 262
 263     if [ -d (loop)/ ]; then
 264         loopback -d loop
 265     fi
 266
 267     vt_chosen_img_path chosen_path
 268
 269     if vt_is_udf ${1}${chosen_path}; then
 270         set ventoy_fs_probe=udf
 271     else
 272         set ventoy_fs_probe=iso9660
 273     fi
 274
 275     loopback loop ${1}${chosen_path}
 276
 277     get_os_type (loop)
 278
 279     vt_check_compatible (loop)
 280
 281     vt_img_sector ${1}${chosen_path}
 282
 283     if [ "$vtoy_os" = "Windows" ]; then
 284         if [ "$ventoy_fs_probe" = "iso9660" ]; then
 285             set ventoy_compatible=YES
 286         fi
 287         legacy_windows_menu_func  $1
 288     else
 289         legacy_linux_menu_func  $1
 290     fi
 291 }
 292
 293
 294
 295
 296
 297 #############################################################
 298 #############################################################
 299 #############################################################
 300 #######                 Main Process              ###########
 301 #############################################################
 302 #############################################################
 303 #############################################################
 304
 305 set VENTOY_VERSION="1.0.01"
 306
 307 #disable timeout
 308 unset timeout
 309
 310 vt_device $root  vtoy_dev
 311
 312 if [ "$vtoy_dev" = "tftp" ]; then
 313     set vtoy_path=($root)
 314     for vtid in 0 1 2 3; do
 315         if [ -d (hd$vtid,2)/grub ]; then
 316             set iso_path=(hd$vtid,1)
 317             break
 318         fi
 319     done
 320 else
 321     set vtoy_path=($root)/ventoy
 322     set iso_path=($vtoy_dev,1)
 323 fi
 324
 325 loadfont ascii
 326
 327 if [ -f $iso_path/ventoy/ventoy.json ]; then
 328    vt_load_plugin $iso_path
 329 fi
 330
 331 terminal_output  gfxterm
 332
 333 if [ -n "$vtoy_theme" ]; then
 334     set theme=$vtoy_theme
 335 else
 336     set theme=$prefix/themes/ventoy/theme.txt
 337 fi
 338
 339 if [ -n "$vtoy_gfxmode" ]; then
 340     set gfxmode=$vtoy_gfxmode
 341 else
 342     set gfxmode=1024x768
 343 fi
 344
 345 #colect all image files (iso files)
 346 set ventoy_img_count=0
 347 vt_list_img $iso_path ventoy_img_count
 348
 349 #Dynamic menu for every iso file
 350 if vt_cmp $ventoy_img_count ne 0; then
 351     set imgid=0
 352     while vt_cmp $imgid lt $ventoy_img_count; do
 353         vt_img_name $imgid img_name
 354         menuentry "$img_name" {
 355             if [ "$grub_platform" = "pc" ]; then
 356                 legacy_iso_menu_func $iso_path
 357             else
 358                 uefi_iso_menu_func $iso_path
 359             fi
 360         }
 361
 362         vt_incr imgid 1
 363     done
 364 else
 365     menuentry "No ISO files found (Press enter to reboot ...)" {
 366         echo -e "\n    Rebooting ... "
 367         reboot
 368     }
 369 fi
 370