diff options
Diffstat (limited to 'grub_localboot')
| -rw-r--r-- | grub_localboot/.gitignore | 1 | ||||
| -rw-r--r-- | grub_localboot/boot.cfg | 39 | ||||
| -rwxr-xr-x | grub_localboot/make.sh | 4 |
3 files changed, 44 insertions, 0 deletions
diff --git a/grub_localboot/.gitignore b/grub_localboot/.gitignore new file mode 100644 index 0000000..ada5e8e --- /dev/null +++ b/grub_localboot/.gitignore @@ -0,0 +1 @@ +grub-boot.img diff --git a/grub_localboot/boot.cfg b/grub_localboot/boot.cfg new file mode 100644 index 0000000..f26b137 --- /dev/null +++ b/grub_localboot/boot.cfg @@ -0,0 +1,39 @@ +insmod part_gpt +insmod fat +insmod chain +#insmod part_msdos +#insmod ext2 + +echo +echo "Scanning, first pass..." +list_env +echo "eins: '${1}' oder '$1'" +set +sleep 10 +#for efi in (*,gpt*)/efi/*/grub.cfg (*,gpt*)/efi/*/*/grub.cfg (*,gpt*)/grub.cfg (*,gpt*)/*/grub.cfg (*,gpt*)/efi/grub/grubx64.efi (*,gpt*)/efi/boot/bootx64.efi (*,gpt*)/efi/*/*/bootmgfw.efi (*,gpt*)/efi/*/*.efi ; do +for efi in (*,gpt*)/efi/grub/grubx64.efi (*,gpt*)/efi/boot/bootx64.efi (*,gpt*)/efi/*/*/bootmgfw.efi (*,gpt*)/efi/*/*.efi \ + (*,msdos*)/efi/grub/grubx64.efi (*,msdos*)/efi/boot/bootx64.efi (*,msdos*)/efi/*/*/bootmgfw.efi (*,msdos*)/efi/*/*.efi; do + regexp --set=1:efi_device '^\((.*)\)/' "${efi}" +done + +echo "Scanning, second pass..." +for efi in (*,gpt*)/efi/grub/grubx64.efi (*,gpt*)/efi/boot/bootx64.efi (*,gpt*)/efi/*/*/bootmgfw.efi (*,gpt*)/efi/*/*.efi \ + (*,msdos*)/efi/grub/grubx64.efi (*,msdos*)/efi/boot/bootx64.efi (*,msdos*)/efi/*/*/bootmgfw.efi (*,msdos*)/efi/*/*.efi; do + if [ -e "${efi}" ]; then + #regexp --set=1:efi_device '^\((.*)\)/' "${efi}" + regexp --set=1:root '^(\(.*\))/' "${efi}" + regexp --set=1:efi_path '^\(.*\)(/.*)$' "${efi}" + echo " >> Found operating system! <<" + echo " Path: '${efi}' on '${root}'" + echo " Fallback '${efi_path}'" + echo " Booting in 5s..." + sleep --interruptible --verbose 5 + chainloader "${efi}" + boot + echo " That failed..." + fi +done + +echo "No EFI known OS found. Reboot." +sleep --interruptible --verbose 15 +reboot diff --git a/grub_localboot/make.sh b/grub_localboot/make.sh new file mode 100755 index 0000000..d48a593 --- /dev/null +++ b/grub_localboot/make.sh @@ -0,0 +1,4 @@ +#!/bin/sh + +# apt install --no-install-recommends grub-efi-amd64-bin +grub-mkstandalone -O x86_64-efi -o grub-boot.img "boot/grub/grub.cfg=boot.cfg" |