diff options
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/README-mkefi-agl.md | 16 | ||||
| -rwxr-xr-x | scripts/mkefi-agl.sh | 132 |
2 files changed, 120 insertions, 28 deletions
diff --git a/scripts/README-mkefi-agl.md b/scripts/README-mkefi-agl.md index f415747d8..db95f5ded 100644 --- a/scripts/README-mkefi-agl.md +++ b/scripts/README-mkefi-agl.md @@ -3,14 +3,14 @@ This script will install the AGL distribution on a removable device to boot on I In particular it can create a USB or SD bootable support for (MinnowBoard)[www.minnowboard.org]. -Usage: - - mkefi-agl.sh [-v] HDDIMG REMOVABLE_DEVICE - -v: verbose debug - HDDIMG: the hddimg file to generate the efi disk from - REMOVABLE_DEVICE: the block device to write the image to, e.g. /dev/sdh - -Example: `mkefi-agl.sh agl-demo-platform-intel-corei7-64.hddimg /dev/sdd` +Usage: mkefi-agl.sh [-v] IDSK_IMAGE REMOVABLE_DEVICE + -v: Verbose debug + HDDIMG: The DISK_IMAGE file generated by Yocto the efi disk from + Supported formats are .hddimg, .wic .wic.xz + REMOVABLE_DEVICE: The block device to write the image to, e.g. /dev/sdh +ex: + mkefi-agl.sh agl-demo-platform-intel-corei7-64.hddimg /dev/sdd + mkefi-agl.sh agl-demo-platform-intel-corei7-64.wic.xz /dev/sdd ## Documentation Additional documentation: https://wiki.automotivelinux.org/agl-distro/developer_resources_intel diff --git a/scripts/mkefi-agl.sh b/scripts/mkefi-agl.sh index b933b190f..e3240a6e5 100755 --- a/scripts/mkefi-agl.sh +++ b/scripts/mkefi-agl.sh @@ -26,7 +26,7 @@ # - create a grub config with PARTUID to ease boot from various devices automaticaly # - add a UEFI startup.nsh script for autoboot # - does not allocate swap -# +# - accept .hddimg, wic and wic.xz as sources LANG=C @@ -39,6 +39,10 @@ exec 3>/dev/null # # 100 Mb for the boot partition BOOT_SIZE=100 +# min available space on TMP_DIR for uncompressing xz image in kB e.g. 5G (5000000) +TMP_SIZE_MIN=5000000 +# TMP_DIR directory use for holding image file for uncompression (e.g. /tmp or $HOME) +TMP_DIR=/tmp # Cleanup after die() cleanup() { @@ -47,13 +51,20 @@ cleanup() { unmount $ROOTFS_MNT || error "Failed to unmount $ROOTFS_MNT" unmount $BOOTFS_MNT || error "Failed to unmount $BOOTFS_MNT" unmount $HDDIMG_ROOTFS_MNT || error "Failed to unmount $HDDIMG_ROOTFS_MNT" - unmount $HDDIMG_MNT || error "Failed to unmount $HDDIMG_MNT" + unmount $HDDIMG_MNT || error "Failed to unmount $HDDIMG_MNT" + if [ "$IMG_TYPE" = "DISK" ]; then + debug "de-attaching loop devices" + for LOOP_DEVICE in `losetup --list |grep $HDDIMG | cut -d" " -f1` ; do + losetup -d $LOOP_DEVICE 1>&3 2>&1 || error "Detaching $LOOP_DEVICE from $HDDIMG failled" + done + fi # Remove the TMPDIR debug "Removing temporary files" if [ -d "$TMPDIR" ]; then - rm -rf $TMPDIR || error "Failed to remove $TMPDIR" + rm -rf "$TMPDIR" || error "Failed to remove $TMPDIR" fi + [ -f "$TMP_DIR/TMP-AGL-wic-image.wic" ] || rm -f $TMP_DIR/TMP-AGL-wic-image.wic } trap 'die "Signal Received, Aborting..."' HUP INT TERM @@ -95,12 +106,14 @@ usage() { echo "Install AGL on a removable device to boot on IA UEFI based computer" echo "In particular is can create USB or SD bootable support for Minnowboard" echo "" - echo "Usage: $(basename $0) [-v] HDDIMG REMOVABLE_DEVICE" + echo "Usage: $(basename $0) [-v] IDSK_IMAGE REMOVABLE_DEVICE" echo " -v: Verbose debug" - echo " HDDIMG: The hddimg file to generate the efi disk from" + echo " HDDIMG: The DISK_IMAGE file generated by Yocto the efi disk from" + echo " Supported formats are .hddimg, .wic .wic.xz" echo " REMOVABLE_DEVICE: The block device to write the image to, e.g. /dev/sdh" echo "ex:" echo " mkefi-agl.sh agl-demo-platform-intel-corei7-64.hddimg /dev/sdd" + echo " mkefi-agl.sh agl-demo-platform-intel-corei7-64.wic.xz /dev/sdd" exit 1 } @@ -198,11 +211,55 @@ fi if [ ! -e "$HDDIMG" ]; then die "HDDIMG $HDDIMG does not exist" fi +HDDIMG_EXT=${HDDIMG##*.} +case $HDDIMG_EXT in + hddimg) + IMG_TYPE="MOUNT" + IMG_COMPRESS="NO" + debug "Detected: uncompressed image type .hddimg" + ;; + wic) + IMG_TYPE="DISK" + IMG_COMPRESS="NO" + debug "Detected: uncompressed image type .wic" + ;; + xz) + IMG_TYPE="DISK" + IMG_COMPRESS="YES" + debug "Detected: xz compressed image type .wic" + command -v xz >/dev/null 2>&1 || { die "xz command is not available, pleaes install xz package"; } + TMP_SIZE=`df -k $TMP_DIR | awk '/[0-9]%/{print $(NF-2)}'` + if [ "$TMP_SIZE" -lt "$TMP_SIZE_MIN" ]; then + die "Available space on $TMP_DIR must be at least $TMP_SIZE_MIN kB" + fi + printf "Starting decompression of the image. It may take some time ..." + xz --decompress --keep --format=auto --force --threads=0 --stdout > $TMP_DIR/TMP-AGL-wic-image.wic $HDDIMG|| \ + die "xz command failled: xz --decompress --keep --format=auto --force --threads=0 --stdout > $TMP_DIR/TMP-AGL-wic-image.wic" + HDDIMG="$TMP_DIR/TMP-AGL-wic-image.wic" + echo "Image uncompressed, starting doing real work ..." + ;; + *) + die "Unsupported image format: $HDDIMG_EXT Supported format are .hddimg .wic wic.xz" + ;; +esac # # Ensure the hddimg is not mounted # -unmount "$HDDIMG" || die "Failed to unmount $HDDIMG" +debug "will now try to umount /detach previous images" +case $IMG_TYPE in + MOUNT) + unmount "$HDDIMG" || die "Failed to unmount $HDDIMG" + ;; + DISK) + [ `losetup --list |grep $HDDIMG | wc -l ` -gt 1 ] && die "Image mounted more than once, manual cleaning required see: losetup --list" + debug "ready to attach the wic image to aloop device" + LOOP_DEVICE=`losetup --find --show $HDDIMG` && ( losetup -d $LOOP_DEVICE 1>&3 2>&1 || die "Detaching $LOOP_DEVICE from $HDDIMG failled") + ;; + *) + die "unknown image format $IMG_TYPE" + ;; +esac # # Check if any $DEVICE partitions are mounted @@ -217,8 +274,7 @@ device_details $(basename $DEVICE) echo -n "${INFO}Prepare EFI image on $DEVICE [y/N]?${CLEAR} " read RESPONSE if [ "$RESPONSE" != "y" ]; then - echo "Image creation aborted" - exit 0 + die "Image creation aborted" fi @@ -326,23 +382,55 @@ mkfs.ext4 -F $ROOTFS -L "ROOT" 1>&3 2>&1 || die "Failed to format $ROOTFS" # -# Installing to $DEVICE +# Mounting image file system on loop devices # -debug "Mounting images and device in preparation for installation" -mount -o loop $HDDIMG $HDDIMG_MNT 1>&3 2>&1 || error "Failed to mount $HDDIMG" -mount -o loop $HDDIMG_MNT/rootfs.img $HDDIMG_ROOTFS_MNT 1>&3 2>&1 || error "Failed to mount rootfs.img" -mount $ROOTFS $ROOTFS_MNT 1>&3 2>&1 || error "Failed to mount $ROOTFS on $ROOTFS_MNT" -mount $BOOTFS $BOOTFS_MNT 1>&3 2>&1 || error "Failed to mount $BOOTFS on $BOOTFS_MNT" +case $IMG_TYPE in + + MOUNT) + debug "Mounting images and device in preparation for installation" + mount -o loop $HDDIMG $HDDIMG_MNT 1>&3 2>&1 || die "Failed to mount $HDDIMG" + mount -o loop $HDDIMG_MNT/rootfs.img $HDDIMG_ROOTFS_MNT 1>&3 2>&1 || die "Failed to mount rootfs.img" + ;; + DISK) + debug "Attaching image and mounting partitions then device in preparation for installation" + LOOP_DEVICE=`losetup --find` || die "Failled to find an available loop device see: losetup --find" + losetup -P $LOOP_DEVICE $HDDIMG 1>&3 2>&1 || die "Attaching $LOOP_DEVICE from $HDDIMG failled" + mount "$LOOP_DEVICE"p2 $HDDIMG_ROOTFS_MNT 1>&3 2>&1 || die "Failed to mount $LOOP_DEVICEp1 on $HDDIMG_ROOTFS_MNT" + mount "$LOOP_DEVICE"p1 $HDDIMG_MNT 1>&3 2>&1 || die "Failed to mount $LOOP_DEVICEp2 on $HDDIMG_MNT" + ;; + *) + die "unknown image format $IMG_TYPE" + ;; +esac +# Mount removable device + mount $ROOTFS $ROOTFS_MNT 1>&3 2>&1 || die "Failed to mount $ROOTFS on $ROOTFS_MNT" + mount $BOOTFS $BOOTFS_MNT 1>&3 2>&1 || die "Failed to mount $BOOTFS on $BOOTFS_MNT" + info "Preparing boot partition" EFIDIR="$BOOTFS_MNT/EFI/BOOT" -cp $HDDIMG_MNT/vmlinuz $BOOTFS_MNT 1>&3 2>&1 || error "Failed to copy vmlinuz" -if [ -f $HDDIMG_MNT/initrd ]; then - cp $HDDIMG_MNT/initrd $BOOTFS_MNT 1>&3 2>&1 || error "Failed to copy initrd" +if [ -f $HDDIMG_MNT/vmlinuz ]; then + cp $HDDIMG_MNT/vmlinuz $BOOTFS_MNT 1>&3 2>&1 || die "Failed to copy vmlinuz" + KERNEL_TYPE="VMLINUZ" + debug "kernel is vmlinuz" +fi +if [ -f $HDDIMG_MNT/bzimage ]; then + cp $HDDIMG_MNT/bzimage $BOOTFS_MNT 1>&3 2>&1 || die "Failed to copy vmlinuz" + KERNEL_TYPE="BZIMAGE" + debug "kernel is bzimage" fi -echo "bootx64.efi" > $BOOTFS_MNT/startup.nsh || error "Failed to create startup.nsh" +[ -z $KERNEL_TYPE ] && die "Linux kernel type in $HDDIMG is unsupported" + +if [ -f $HDDIMG_MNT/initrd ] + then + echo "initrd detected" + cp $HDDIMG_MNT/initrd $BOOTFS_MNT 1>&3 2>&1 || die "Failed to copy initrd" + else + warn "initrd missing" +fi +echo "bootx64.efi" > $BOOTFS_MNT/startup.nsh || die "Failed to create startup.nsh" # Copy the efi loader and configs (booti*.efi and grub.cfg if it exists) -cp -r $HDDIMG_MNT/EFI $BOOTFS_MNT 1>&3 2>&1 || error "Failed to copy EFI dir" +cp -r $HDDIMG_MNT/EFI $BOOTFS_MNT 1>&3 2>&1 || die "Failed to copy EFI dir" # Silently ignore a missing systemd-boot or gummiboot loader dir (we might just be a GRUB image) cp -r $HDDIMG_MNT/loader $BOOTFS_MNT 1>&3 2>&1 @@ -393,7 +481,7 @@ if [ ! -e $GRUB_CFG ] && [ ! -e $SYSTEMDBOOT_CFG ] ; then die "No EFI bootloader configuration found" fi -info "Copying ROOTFS files (this may take a while)" +printf "Copying ROOTFS files ... " command -v rsync >/dev/null 2>&1 # check if rsync exists if [ $DEBUG -eq 1 ] && [ $? -eq 0 ]; then rsync --info=progress2 -h -aHAXW --no-compress $HDDIMG_ROOTFS_MNT/* $ROOTFS_MNT 1>&3 2>&1 || die "Root FS copy failed" @@ -401,6 +489,10 @@ else cp -a $HDDIMG_ROOTFS_MNT/* $ROOTFS_MNT 1>&3 2>&1 || die "Root FS copy failed" fi +printf "flushing data on removable device. May take a while ... " +sync --file-system $ROOTFS_MNT +echo done + # We dont want udev to mount our root device while we're booting... if [ -d $ROOTFS_MNT/etc/udev/ ] ; then echo "$TARGET_DEVICE" >> $ROOTFS_MNT/etc/udev/mount.blacklist |