mirror of
https://github.com/archlinux/archiso.git
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Merge remote-tracking branch 'origin/merge-requests/216'
* origin/merge-requests/216: Update CHANGELOG. Update baseline and releng profiledef.sh to support ia32 uefi mode. Add GRUB configuration files to baseline and releng profiles. Add support for GRUB ia32 UEFI in mkarchiso, update READMEs. Closes #107 See merge request !216
This commit is contained in:
nl6720
commit
376e9282da
8 changed files with 215 additions and 12 deletions
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@ -8,6 +8,9 @@ Changelog
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Added
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-----
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- Add ``uefi-ia32.grub.esp`` boot mode to support IA32 UEFI boot on x86_64 machines.
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- Add GRUB configuration files to profiles.
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Changed
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-------
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@ -17,6 +17,7 @@ The following packages need to be installed to be able to create an image with t
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* e2fsprogs
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* erofs-utils (optional)
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* findutils
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* grub
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* gzip
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* libarchive
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* libisoburn
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@ -39,6 +39,7 @@ airootfs_image_tool_options=()
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cert_list=()
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sign_netboot_artifacts=""
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declare -A file_permissions=()
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efiboot_files=()
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# adapted from GRUB_EARLY_INITRD_LINUX_STOCK in https://git.savannah.gnu.org/cgit/grub.git/tree/util/grub-mkconfig.in
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readonly ucodes=('intel-uc.img' 'intel-ucode.img' 'amd-uc.img' 'amd-ucode.img' 'early_ucode.cpio' 'microcode.cpio')
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@ -516,6 +517,84 @@ _make_efibootimg() {
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mmd -i "${work_dir}/efiboot.img" ::/EFI ::/EFI/BOOT
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}
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_make_bootmode_uefi-ia32.grub.esp() {
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# Fill Grub configuration files
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sed "s|%ARCHISO_LABEL%|${iso_label}|g;
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s|%INSTALL_DIR%|${install_dir}|g;
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s|%ARCH%|${arch}|g" \
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"${profile}/grub/grub.cfg" > "${work_dir}/grub.cfg"
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# shellcheck disable=SC2016
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printf 'configfile ${cmdpath}/grub.cfg\n' > "${work_dir}/grub-embed.cfg"
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# Create EFI file
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grub-mkstandalone -O i386-efi \
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--modules="part_gpt part_msdos fat iso9660" \
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--locales="en@quot" \
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--themes="" \
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-o "${work_dir}/BOOTIA32.EFI" "boot/grub/grub.cfg=${work_dir}/grub-embed.cfg"
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# Add GRUB to the list of files used to calculate the required FAT image size.
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efiboot_files+=("${work_dir}/BOOTIA32.EFI"
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"${pacstrap_dir}/usr/share/edk2-shell/ia32/Shell_Full.efi")
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if [[ ! " ${bootmodes[*]} " =~ uefi-x64.systemd-boot.esp ]]; then
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efiboot_files+=("${pacstrap_dir}/boot/vmlinuz-"*
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"${pacstrap_dir}/boot/initramfs-"*".img")
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efiboot_imgsize="$(du -bc "${efiboot_files[@]}" \
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2>/dev/null | awk 'END { print $1 }')"
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# Create a FAT image for the EFI system partition
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_make_efibootimg "$efiboot_imgsize"
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else
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_run_once _make_bootmode_uefi-x64.systemd-boot.esp
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fi
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# Copy grub EFI binary to the default/fallback boot path
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mcopy -i "${work_dir}/efiboot.img" \
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"${work_dir}/BOOTIA32.EFI" ::/EFI/BOOT/BOOTIA32.EFI
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# Copy GRUB configuration files
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mcopy -i "${work_dir}/efiboot.img" \
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"${work_dir}/grub.cfg" ::/EFI/BOOT/grub.cfg
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# shellia32.efi is picked up automatically when on /
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if [[ -e "${pacstrap_dir}/usr/share/edk2-shell/ia32/Shell_Full.efi" ]]; then
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mcopy -i "${work_dir}/efiboot.img" \
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"${pacstrap_dir}/usr/share/edk2-shell/ia32/Shell_Full.efi" ::/shellia32.efi
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fi
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_msg_info "Done! GRUB set up for UEFI booting successfully."
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}
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# Prepare GRUB for El Torito booting
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_make_bootmode_uefi-ia32.grub.eltorito() {
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# El Torito UEFI boot requires an image containing the EFI system partition.
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# uefi-ia32.grub.eltorito has the same requirements as uefi-ia32.grub.esp
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_run_once _make_bootmode_uefi-ia32.grub.esp
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# Additionally set up system-boot in ISO 9660. This allows creating a medium for the live environment by using
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# manual partitioning and simply copying the ISO 9660 file system contents.
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# This is not related to El Torito booting and no firmware uses these files.
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_msg_info "Preparing an /EFI directory for the ISO 9660 file system..."
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install -d -m 0755 -- "${isofs_dir}/EFI/BOOT"
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# Copy GRUB EFI binary to the default/fallback boot path
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install -m 0644 -- "${work_dir}/BOOTIA32.EFI" \
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"${isofs_dir}/EFI/BOOT/BOOTIA32.EFI"
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# Copy GRUB configuration files
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install -m 0644 -- "${work_dir}/grub.cfg" "${isofs_dir}/EFI/BOOT/grub.cfg"
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# edk2-shell based UEFI shell
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# shellia32.efi is picked up automatically when on /
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if [[ -e "${pacstrap_dir}/usr/share/edk2-shell/ia32/Shell_Full.efi" ]]; then
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install -m 0644 -- "${pacstrap_dir}/usr/share/edk2-shell/ia32/Shell_Full.efi" \
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"${isofs_dir}/shellia32.efi"
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fi
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_msg_info "Done!"
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}
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# Prepare system-boot for booting when written to a disk (isohybrid)
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_make_bootmode_uefi-x64.systemd-boot.esp() {
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local _file efiboot_imgsize
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@ -528,13 +607,13 @@ _make_bootmode_uefi-x64.systemd-boot.esp() {
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fi
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done
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# Calculate the required FAT image size in bytes
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efiboot_imgsize="$(du -bc \
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"${pacstrap_dir}/usr/lib/systemd/boot/efi/systemd-bootx64.efi" \
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"${pacstrap_dir}/usr/share/edk2-shell/x64/Shell_Full.efi" \
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"${profile}/efiboot/" \
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"${pacstrap_dir}/boot/vmlinuz-"* \
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"${pacstrap_dir}/boot/initramfs-"*".img" \
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"${_available_ucodes[@]}" \
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efiboot_files+=("${pacstrap_dir}/usr/lib/systemd/boot/efi/systemd-bootx64.efi"
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"${pacstrap_dir}/usr/share/edk2-shell/x64/Shell_Full.efi"
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"${profile}/efiboot/"
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"${pacstrap_dir}/boot/vmlinuz-"*
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"${pacstrap_dir}/boot/initramfs-"*".img"
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"${_available_ucodes[@]}")
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efiboot_imgsize="$(du -bc "${efiboot_files[@]}" \
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2>/dev/null | awk 'END { print $1 }')"
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# Create a FAT image for the EFI system partition
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_make_efibootimg "$efiboot_imgsize"
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@ -689,6 +768,20 @@ _validate_requirements_bootmode_uefi-x64.systemd-boot.eltorito() {
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_validate_requirements_bootmode_uefi-x64.systemd-boot.esp
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}
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_validate_requirements_bootmode_uefi-ia32.grub.esp() {
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# Check if GRUB is available
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if ! command -v grub-mkstandalone &> /dev/null; then
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(( validation_error=validation_error+1 ))
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_msg_error "Validating '${bootmode}': grub-install is not available on this host. Install 'grub'!" 0
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fi
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_validate_requirements_bootmode_uefi-x64.systemd-boot.esp
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}
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_validate_requirements_bootmode_uefi-ia32.grub.eltorito() {
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# uefi-ia32.grub.eltorito has the exact same requirements as uefi-ia32.grub.esp
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_validate_requirements_bootmode_uefi-ia32.grub.esp
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}
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# Build airootfs filesystem image
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_prepare_airootfs_image() {
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_run_once "_mkairootfs_${airootfs_image_type}"
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@ -907,6 +1000,22 @@ _add_xorrisofs_options_bios.syslinux.mbr() {
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)
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}
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# GRUB in an attached EFI system partition
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_add_xorrisofs_options_uefi-ia32.grub.esp() {
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# shellcheck disable=SC2076
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if [[ ! " ${bootmodes[*]} " =~ ' uefi-x64.systemd-boot.esp ' ]]; then
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_add_xorrisofs_options_uefi-x64.systemd-boot.esp
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fi
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}
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# GRUB via El Torito
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_add_xorrisofs_options_uefi-ia32.grub.eltorito() {
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# shellcheck disable=SC2076
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if [[ ! " ${bootmodes[*]} " =~ ' uefi-x64.systemd-boot.eltorito ' ]]; then
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_add_xorrisofs_options_uefi-x64.systemd-boot.eltorito
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fi
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}
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# systemd-boot in an attached EFI system partition
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_add_xorrisofs_options_uefi-x64.systemd-boot.esp() {
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# Move the first partition away from the start of the ISO, otherwise the GPT will not be valid and ISO 9660
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@ -921,7 +1030,7 @@ _add_xorrisofs_options_uefi-x64.systemd-boot.esp() {
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# A valid GPT prevents BIOS booting on some systems, instead use an invalid GPT (without a protective MBR).
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# The attached partition will have the EFI system partition type code in MBR, but in the invalid GPT it will
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# have a Microsoft basic partition type code.
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if [[ ! " ${bootmodes[*]} " =~ ' uefi-x64.systemd-boot.eltorito ' ]]; then
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if [[ ! " ${bootmodes[*]} " =~ ' uefi-x64.systemd-boot.eltorito ' && ! " ${bootmodes[*]} " =~ ' uefi-ia32.grub.eltorito ' ]]; then
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# If '-isohybrid-gpt-basdat' is specified before '-e', then the appended EFI system partition will have the
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# EFI system partition type ID/GUID in both MBR and GPT. If '-isohybrid-gpt-basdat' is specified after '-e',
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# the appended EFI system partition will have the Microsoft basic data type GUID in GPT.
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@ -938,7 +1047,7 @@ _add_xorrisofs_options_uefi-x64.systemd-boot.esp() {
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# systemd-boot via El Torito
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_add_xorrisofs_options_uefi-x64.systemd-boot.eltorito() {
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# shellcheck disable=SC2076
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if [[ " ${bootmodes[*]} " =~ ' uefi-x64.systemd-boot.esp ' ]]; then
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if [[ " ${bootmodes[*]} " =~ ' uefi-x64.systemd-boot.esp ' || " ${bootmodes[*]} " =~ ' uefi-ia32.grub.esp ' ]]; then
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# systemd-boot in an attached EFI system partition via El Torito
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xorrisofs_options+=(
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# Start a new El Torito boot entry for UEFI
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29
configs/baseline/grub/grub.cfg
Normal file
29
configs/baseline/grub/grub.cfg
Normal file
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@ -0,0 +1,29 @@
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insmod part_gpt
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insmod part_msdos
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insmod fat
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insmod iso9660
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insmod all_video
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insmod font
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if loadfont "${prefix}/fonts/unicode.pf2" ; then
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insmod gfxterm
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set gfxmode="auto"
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terminal_input console
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terminal_output gfxterm
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fi
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menuentry "Arch Linux (x86_64, UEFI)" {
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set gfxpayload=keep
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search --no-floppy --set=root --label %ARCHISO_LABEL%
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linux /%INSTALL_DIR%/boot/x86_64/vmlinuz-linux archisobasedir=%INSTALL_DIR% archisolabel=%ARCHISO_LABEL%
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initrd /%INSTALL_DIR%/boot/x86_64/initramfs-linux.img
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}
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menuentry "Arch Linux (x86_64, UEFI) Copy to RAM" {
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set gfxpayload=keep
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search --no-floppy --set=root --label %ARCHISO_LABEL%
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linux /%INSTALL_DIR%/boot/x86_64/vmlinuz-linux archisobasedir=%INSTALL_DIR% archisolabel=%ARCHISO_LABEL% copytoram
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initrd /%INSTALL_DIR%/boot/x86_64/initramfs-linux.img
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}
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@ -8,7 +8,9 @@ iso_application="Arch Linux baseline"
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iso_version="$(date +%Y.%m.%d)"
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install_dir="arch"
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buildmodes=('iso')
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bootmodes=('bios.syslinux.mbr' 'bios.syslinux.eltorito' 'uefi-x64.systemd-boot.esp' 'uefi-x64.systemd-boot.eltorito')
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bootmodes=('bios.syslinux.mbr' 'bios.syslinux.eltorito'
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'uefi-ia32.grub.esp' 'uefi-x64.systemd-boot.esp'
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'uefi-ia32.grub.eltorito' 'uefi-x64.systemd-boot.eltorito')
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arch="x86_64"
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pacman_conf="pacman.conf"
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airootfs_image_type="erofs"
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46
configs/releng/grub/grub.cfg
Normal file
46
configs/releng/grub/grub.cfg
Normal file
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@ -0,0 +1,46 @@
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insmod part_gpt
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insmod part_msdos
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insmod fat
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insmod iso9660
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insmod all_video
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insmod font
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if loadfont "${prefix}/fonts/unicode.pf2" ; then
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insmod gfxterm
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set gfxmode="auto"
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terminal_input console
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terminal_output gfxterm
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fi
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# GRUB init tune for accessibility
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#
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# Morse translation table:
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# "." is "500 1 300 1"
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# "-" is "600 3 300 1"
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# " " is "100 2"
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# "/" is "100 5"
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#
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# Message: "s for blind"
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play 500 500 1 300 1 500 1 300 1 500 1 300 1 100 5 500 1 300 1 500 1 300 1 100 2 500 1 300 1 500 1 300 1 600 3 300 1 500 1 300 1 100 5 600 3 300 1 500 1 300 1 500 1 300 1 500 1 300 1 100 2 500 1 300 1 600 3 300 1 500 1 300 1 500 1 300 1 100 2 500 1 300 1 500 1 300 1 100 2 500 1 300 1 500 1 300 1 100 2 600 3 300 1 500 1 300 1 100 2 600 3 300 1 500 1 300 1 500 1 300 1
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menuentry "Arch Linux install medium (x86_64, UEFI)" {
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set gfxpayload=keep
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search --no-floppy --set=root --label %ARCHISO_LABEL%
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linux /%INSTALL_DIR%/boot/x86_64/vmlinuz-linux archisobasedir=%INSTALL_DIR% archisolabel=%ARCHISO_LABEL%
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initrd /%INSTALL_DIR%/boot/intel-ucode.img /%INSTALL_DIR%/boot/amd-ucode.img /%INSTALL_DIR%/boot/x86_64/initramfs-linux.img
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}
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menuentry "Arch Linux install medium with speakup screen reader (x86_64, UEFI)" --hotkey=s {
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set gfxpayload=keep
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search --no-floppy --set=root --label %ARCHISO_LABEL%
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linux /%INSTALL_DIR%/boot/x86_64/vmlinuz-linux archisobasedir=%INSTALL_DIR% archisolabel=%ARCHISO_LABEL% accessibility=on
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initrd /%INSTALL_DIR%/boot/intel-ucode.img /%INSTALL_DIR%/boot/amd-ucode.img /%INSTALL_DIR%/boot/x86_64/initramfs-linux.img
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}
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menuentry "UEFI Shell" {
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insmod chain
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search --no-floppy --set=root --label %ARCHISO_LABEL%
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chainloader /shellia32.efi
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}
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@ -8,7 +8,9 @@ iso_application="Arch Linux Live/Rescue CD"
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iso_version="$(date +%Y.%m.%d)"
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install_dir="arch"
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buildmodes=('iso')
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bootmodes=('bios.syslinux.mbr' 'bios.syslinux.eltorito' 'uefi-x64.systemd-boot.esp' 'uefi-x64.systemd-boot.eltorito')
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bootmodes=('bios.syslinux.mbr' 'bios.syslinux.eltorito'
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'uefi-ia32.grub.esp' 'uefi-x64.systemd-boot.esp'
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'uefi-ia32.grub.eltorito' 'uefi-x64.systemd-boot.eltorito')
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arch="x86_64"
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pacman_conf="pacman.conf"
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airootfs_image_type="squashfs"
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@ -10,6 +10,7 @@ An archiso profile consists of several configuration files and a directory for f
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├── airootfs/
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├── efiboot/
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├── syslinux/
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├── grub/
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├── bootstrap_packages.arch
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├── packages.arch
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├── pacman.conf
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@ -45,6 +46,8 @@ The image file is constructed from some of the variables in ``profiledef.sh``: `
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- ``bios.syslinux.mbr``: Syslinux for x86 BIOS booting from a disk
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- ``bios.syslinux.eltorito``: Syslinux for x86 BIOS booting from an optical disc
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- ``uefi-ia32.grub.esp``: GRUB for IA32 UEFI booting from a disk
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- ``uefi-ia32.grub.eltorito``: GRUB for IA32 UEFI booting from an optical disc
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- ``uefi-x64.systemd-boot.esp``: systemd-boot for x86_64 UEFI booting from a disk
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- ``uefi-x64.systemd-boot.eltorito``: systemd-boot for x86_64 UEFI booting from an optical disc
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Note that BIOS El Torito boot mode must always be listed before UEFI El Torito boot mode.
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@ -158,6 +161,14 @@ This directory is mandatory when the ``bios.syslinux.mbr`` or the ``bios.syslinu
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``profiledef.sh``.
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It contains configuration files for `syslinux <https://wiki.syslinux.org/wiki/index.php?title=SYSLINUX>`_ or `isolinux
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<https://wiki.syslinux.org/wiki/index.php?title=ISOLINUX>`_ , or `pxelinux
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<https://wiki.syslinux.org/wiki/index.php?title=PXELINUX>`_ used in the resuling image.
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<https://wiki.syslinux.org/wiki/index.php?title=PXELINUX>`_ used in the resulting image.
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The *custom template identifiers* are understood in all `.cfg` files in this directory.
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grub
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----
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This directory is mandatory when the ``uefi-ia32.grub.esp`` or ``uefi-ia32.grub.eltorito`` bootmodes are selected in
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``profiledef.sh``.
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It contains configuration files for `GRUB <https://www.gnu.org/software/grub/>`_
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used in the resulting image.
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