2 # Filename: ${GRML_FAI_CONFIG}/config/scripts/GRMLBASE/45-efi
3 # Purpose: create grub image for use in ISO for EFI boot
4 # Authors: grml-team (grml.org), (c) Michael Prokop <mika@grml.org>
5 # Bug-Reports: see http://grml.org/bugs/
6 # License: This file is licensed under the GPL v2 or any later version.
7 ################################################################################
12 BOOTX64="${target}/boot/bootx64.efi"
13 EFI_IMG="${target}/boot/efi.img"
14 TMP_CONFIG="${target}/tmp/grub_config_efi"
16 rm -f "$BOOTX64" "$EFI_IMG" "$TMP_CONFIG"
18 cat > "$TMP_CONFIG" <<EOF
19 search.file /conf/bootid.txt root
20 set prefix=(\$root)/boot/grub
23 echo "E: Could not find root device!"
26 BOOTX64="${BOOTX64##${target}}"
27 EFI_IMG="${EFI_IMG##${target}}"
28 TMP_CONFIG="${TMP_CONFIG##${target}}"
32 declare -A ADDITIONAL_MODULES
33 ADDITIONAL_MODULES[i386-pc]="biosdisk"
35 if ifclass AMD64 ; then
36 if [ -r "${target}"/usr/lib/grub/x86_64-efi/moddep.lst ] ; then
38 ADDITIONAL_MODULES[x86_64-efi]="efi_gop efi_uga"
40 echo "/usr/lib/grub/x86_64-efi/moddep.lst could not be found, skipping."
41 echo "NOTE: grub-efi-amd64-bin not installed?"
45 BOOTX64="${BOOTX64##${target}}"
46 EFI_IMG="${EFI_IMG##${target}}"
47 TMP_CONFIG="${TMP_CONFIG##${target}}"
49 for arch in ${ARCHS[@]} ; do
50 $ROOTCMD grub-mkimage -O $arch -o /boot/$arch.img --prefix=/boot/grub/ --config="$TMP_CONFIG" \
51 echo iso9660 part_msdos search_fs_file test \
52 fat ext2 reiserfs xfs btrfs squash4 part_gpt lvm \
53 ${ADDITIONAL_MODULES[$arch]}
56 if [ -f "${target}/boot/i386-pc.img" ] ; then
57 mv "${target}/boot/i386-pc.img" "${target}/boot/grub/grub.img"
60 if [ -f "${target}/boot/x86_64-efi.img" ] ; then
61 mv "${target}/boot/x86_64-efi.img" "${target}/${BOOTX64}"
64 if ifclass AMD64 ; then
65 if ! [ -r "${target}/${BOOTX64}" ] ; then
66 echo "Can not access grub efi image." >&2
70 SIZE=$(du --apparent-size -sk "${target}/${BOOTX64}" | awk -F" " '{print $1}')
71 SIZE=$(((($SIZE / 32 )+2)*32))
73 dd if=/dev/zero of="${target}/${EFI_IMG}" bs=1k count="$SIZE" 2>/dev/null
74 $ROOTCMD mkfs.vfat -n GRML "$EFI_IMG" >/dev/null
75 $ROOTCMD mmd -i "$EFI_IMG" ::EFI
76 $ROOTCMD mmd -i "$EFI_IMG" ::EFI/BOOT
77 $ROOTCMD mcopy -i "$EFI_IMG" "$BOOTX64" ::EFI/BOOT/bootx64.efi >/dev/null
78 echo "Generated EFI image $BOOTX64"
79 echo "Generated bootx64 image $EFI_IMG"
82 rm -f "${target}/${TMP_CONFIG}"
83 echo "Generated Grub images"
86 ## END OF FILE #################################################################
87 # vim:ft=sh expandtab ai tw=80 tabstop=4 shiftwidth=2