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https://github.com/armbian/build
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408bc67619
* Add shebangs for shellcheck See #AR-1406 * Add shebangs for shellcheck Also for `extensions` scripts
103 lines
5.6 KiB
Bash
103 lines
5.6 KiB
Bash
#!/usr/bin/env bash
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# This runs *after* user_config. Don't change anything not coming from other variables or meant to be configured by the user.
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function extension_prepare_config__prepare_grub-sbc-media() {
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display_alert "Prepare config" "${EXTENSION}" "info"
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# Extension configuration defaults.
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export DISTRO_GENERIC_KERNEL=${DISTRO_GENERIC_KERNEL:-no} # if yes, does not build our own kernel, instead, uses generic one from distro
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export UEFI_GRUB_DISABLE_OS_PROBER="${UEFI_GRUB_DISABLE_OS_PROBER:-}" # 'true' will disable os-probing, useful for SD cards.
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export UEFI_GRUB_DISTRO_NAME="${UEFI_GRUB_DISTRO_NAME:-Armbian}" # Will be used on grub menu display
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export UEFI_GRUB_TIMEOUT=${UEFI_GRUB_TIMEOUT:-5} # Small timeout by default
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export GRUB_CMDLINE_LINUX_DEFAULT="${GRUB_CMDLINE_LINUX_DEFAULT:-}" # Cmdline by default
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export UEFI_ENABLE_BIOS_AMD64="${UEFI_ENABLE_BIOS_AMD64:-no}" # Enable BIOS too if target is amd64
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# User config overrides.
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export IMAGE_PARTITION_TABLE="gpt" # GPT partition table is essential for many UEFI-like implementations, eg Apple+Intel stuff.
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export UEFISIZE=256 # in MiB - grub EFI is tiny - but some EFI BIOSes ignore small too small EFI partitions
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export BOOTSIZE=0 # No separate /boot when using UEFI.
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export CLOUD_INIT_CONFIG_LOCATION="${CLOUD_INIT_CONFIG_LOCATION:-/boot/efi}" # use /boot/efi for cloud-init as default when using Grub.
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export EXTRA_BSP_NAME="${EXTRA_BSP_NAME}-grub" # Unique bsp name.
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export UEFI_GRUB_TARGET_BIOS="" # Target for BIOS GRUB install, set to i386-pc when UEFI_ENABLE_BIOS_AMD64=yes and target is amd64
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local uefi_packages="efibootmgr efivar" # Use growroot, add some efi-related packages
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uefi_packages="os-prober grub-efi-${ARCH}-bin ${uefi_packages}" # This works for Ubuntu and Debian, by sheer luck; common for EFI and BIOS
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[[ "${ARCH}" == "arm64" ]] && export uefi_packages="${uefi_packages} grub-efi-${ARCH}"
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[[ "${ARCH}" == "arm64" ]] && export UEFI_GRUB_TARGET="arm64-efi" # Default for arm64-efi
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DISTRO_KERNEL_PACKAGES=""
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DISTRO_FIRMWARE_PACKAGES=""
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export PACKAGE_LIST_BOARD="${PACKAGE_LIST_BOARD} ${DISTRO_FIRMWARE_PACKAGES} ${DISTRO_KERNEL_PACKAGES} ${uefi_packages}"
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}
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pre_umount_final_image__install_grub() {
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configure_grub
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local chroot_target=$MOUNT
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display_alert "Installing bootloader" "GRUB" "info"
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# getting rid of the dtb package, if installed, is hard. for now just zap it, otherwise update-grub goes bananas
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mkdir -p "$MOUNT"/boot/efi/dtb
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cp -r "$MOUNT"/boot/dtb/* "$MOUNT"/boot/efi/dtb/
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cp -r ${SRC}/packages/blobs/splash/grub.png "$MOUNT"/boot/grub
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# add config to disable os-prober, otherwise image will have the host's other OSes boot entries.
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cat <<- grubCfgFragHostSide >> "${MOUNT}"/etc/default/grub.d/99-armbian-host-side.cfg
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GRUB_DISABLE_OS_PROBER=true
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grubCfgFragHostSide
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# copy Armbian GRUB wallpaper
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mkdir -p "${MOUNT}"/usr/share/images/grub/
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cp "${SRC}"/packages/blobs/splash/grub.png "${MOUNT}"/usr/share/images/grub/wallpaper.png
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# Mount the chroot...
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mount_chroot "$chroot_target/" # this already handles /boot/efi which is required for it to work.
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sed -i '/devicetree/c echo' "$MOUNT"/etc/grub.d/10_linux >>"${DEST}"/"${LOG_SUBPATH}"/grub-n.log 2>&1
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local install_grub_cmdline="update-grub && grub-install --verbose --target=${UEFI_GRUB_TARGET} --no-nvram --removable" # nvram is global to the host, even across chroot. take care.
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display_alert "Installing GRUB EFI..." "${UEFI_GRUB_TARGET}" ""
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chroot "$chroot_target" /bin/bash -c "$install_grub_cmdline" >> "$DEST"/"${LOG_SUBPATH}"/install.log 2>&1 || {
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exit_with_error "${install_grub_cmdline} failed!"
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}
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# Remove host-side config.
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rm -f "${MOUNT}"/etc/default/grub.d/99-armbian-host-side.cfg
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local root_uuid
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root_uuid=$(blkid -s UUID -o value "${LOOP}p${uefipart}") # get the uuid of the root partition, this has been transposed
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if [[ $BOARD == jetson-nano ]]; then
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cp -R $SRC/packages/blobs/jetson/boot.scr "${MOUNT}"/boot/efi/boot.scr
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fi
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umount_chroot "$chroot_target/"
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}
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configure_grub() {
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[[ -n "$SRC_CMDLINE" ]] &&
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GRUB_CMDLINE_LINUX_DEFAULT+=" ${SRC_CMDLINE}"
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[[ -n "$MAIN_CMDLINE" ]] &&
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GRUB_CMDLINE_LINUX_DEFAULT+=" ${MAIN_CMDLINE}"
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display_alert "GRUB EFI kernel cmdline" "${GRUB_CMDLINE_LINUX_DEFAULT} distro=${UEFI_GRUB_DISTRO_NAME} timeout=${UEFI_GRUB_TIMEOUT}" ""
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cat <<- grubCfgFrag >> "${MOUNT}"/etc/default/grub.d/98-armbian.cfg
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GRUB_CMDLINE_LINUX_DEFAULT="${GRUB_CMDLINE_LINUX_DEFAULT}"
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GRUB_TIMEOUT_STYLE=menu # Show the menu with Kernel options (Armbian or -generic)...
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GRUB_TIMEOUT=${UEFI_GRUB_TIMEOUT} # ... for ${UEFI_GRUB_TIMEOUT} seconds, then boot the Armbian default.
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GRUB_DISTRIBUTOR="${UEFI_GRUB_DISTRO_NAME}" # On GRUB menu will show up as "Armbian GNU/Linux" (will show up in some UEFI BIOS boot menu (F8?) as "armbian", not on others)
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GRUB_BACKGROUND="/boot/grub/grub.png"
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grubCfgFrag
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if [[ "a${UEFI_GRUB_DISABLE_OS_PROBER}" != "a" ]]; then
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cat <<- grubCfgFragHostSide >> "${MOUNT}"/etc/default/grub.d/98-armbian.cfg
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GRUB_DISABLE_OS_PROBER=${UEFI_GRUB_DISABLE_OS_PROBER}
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grubCfgFragHostSide
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fi
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if [[ "a${UEFI_GRUB_TERMINAL}" != "a" ]]; then
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cat <<- grubCfgFragTerminal >> "${MOUNT}"/etc/default/grub.d/98-armbian.cfg
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GRUB_TERMINAL="${UEFI_GRUB_TERMINAL}"
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grubCfgFragTerminal
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fi
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}
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