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Merge pull request #437 from marineam/grub

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grub_install: stash an exact copy of the MBR boot code.
This commit is contained in:
Michael Marineau 2015-07-16 22:24:09 -07:00
commit d77449e9d6
1 changed files with 4 additions and 0 deletions
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4
build_library/grub_install.sh
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@ -160,6 +160,10 @@ case "${FLAGS_target}" in
sudo cp "/usr/lib/grub/i386-pc/boot.img" "${ESP_DIR}/${GRUB_DIR}" sudo cp "/usr/lib/grub/i386-pc/boot.img" "${ESP_DIR}/${GRUB_DIR}"
sudo grub-bios-setup --device-map=/dev/null \ sudo grub-bios-setup --device-map=/dev/null \
--directory="${ESP_DIR}/${GRUB_DIR}" "${LOOP_DEV}" --directory="${ESP_DIR}/${GRUB_DIR}" "${LOOP_DEV}"
# boot.img gets manipulated by grub-bios-setup so it alone isn't
# sufficient to restore the MBR boot code if it gets corrupted.
sudo dd bs=448 count=1 if="${LOOP_DEV}" \
of="${ESP_DIR}/${GRUB_DIR}/mbr.bin"
;; ;;
x86_64-efi) x86_64-efi)
info "Installing default x86_64 UEFI bootloader." info "Installing default x86_64 UEFI bootloader."