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@ -8,6 +8,85 @@ RAMFS_COPY_DATA="/etc/fw_env.config /var/lock/fw_printenv.lock"
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REQUIRE_IMAGE_METADATA=1
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platform_check_image_sdboot() {
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local diskdev partdev diff
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export_bootdevice && export_partdevice diskdev 0 || {
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echo "Unable to determine upgrade device"
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return 1
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}
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# get partitions table from boot device
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get_partitions "/dev/$diskdev" bootdisk
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# get partitions table from sysupgrade.bin
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dd if="$1" of=/tmp/image.bs bs=512b count=1 > /dev/null 2>&1
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sync
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get_partitions /tmp/image.bs image
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# compare tables
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diff="$(grep -F -x -v -f /tmp/partmap.bootdisk /tmp/partmap.image)"
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rm -f /tmp/image.bs /tmp/partmap.bootdisk /tmp/partmap.image
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if [ -n "$diff" ]; then
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echo "Partition layout has changed. Full image will be written."
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ask_bool 0 "Abort" && exit 1
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return 0
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fi
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}
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platform_do_upgrade_sdboot() {
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local diskdev partdev diff
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export_bootdevice && export_partdevice diskdev 0 || {
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echo "Unable to determine upgrade device"
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return 1
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}
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if [ "$UPGRADE_OPT_SAVE_PARTITIONS" = "1" ]; then
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# get partitions table from boot device
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get_partitions "/dev/$diskdev" bootdisk
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# get partitions table from sysupgrade.bin
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dd if="$1" of=/tmp/image.bs bs=512b count=1 > /dev/null 2>&1
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sync
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get_partitions /tmp/image.bs image
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# compare tables
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diff="$(grep -F -x -v -f /tmp/partmap.bootdisk /tmp/partmap.image)"
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else
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diff=1
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fi
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if [ -n "$diff" ]; then
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dd if="$1" of="/dev/$diskdev" bs=1024 count=4 > /dev/null 2>&1
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dd if="$1" of="$diskdev" bs=1024 skip=4 seek=16384 > /dev/null 2>&1
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sync
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# Separate removal and addtion is necessary; otherwise, partition 1
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# will be missing if it overlaps with the old partition 2
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partx -d - "/dev/$diskdev"
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partx -a - "/dev/$diskdev"
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return 0
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fi
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# write kernel image
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dd if="$1" of="$diskdev" bs=1024 skip=4 seek=16384 count=16384 > /dev/null 2>&1
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sync
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# iterate over each partition from the image and write it to the boot disk
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while read part start size; do
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if export_partdevice partdev $part; then
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echo "Writing image to /dev/$partdev..."
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dd if="$1" of="/dev/$partdev" bs=512 skip="$start" count="$size" > /dev/null 2>&1
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sync
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else
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echo "Unable to find partition $part device, skipped."
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fi
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done < /tmp/partmap.image
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}
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platform_do_upgrade_traverse_nandubi() {
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bootsys=$(fw_printenv bootsys | awk -F= '{{print $2}}')
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newbootsys=2
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@ -25,6 +104,15 @@ platform_do_upgrade_traverse_nandubi() {
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nand_do_upgrade "$1" || (echo "Upgrade failed, setting bootsys ${bootsys}" && fw_setenv bootsys $bootsys)
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}
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platform_copy_config() {
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local partdev parttype=ext4
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if export_partdevice partdev 1; then
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mount -t $parttype -o rw,noatime "/dev/$partdev" /mnt
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cp -af "$UPGRADE_BACKUP" "/mnt/$BACKUP_FILE"
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umount /mnt
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fi
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}
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platform_check_image() {
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local board=$(board_name)
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@ -43,6 +131,14 @@ platform_check_image() {
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fsl,ls2088a-rdb)
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return 0
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;;
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fsl,ls1012a-frwy-sdboot | \
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fsl,ls1021a-twr-sdboot | \
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fsl,ls1043a-rdb-sdboot | \
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fsl,ls1046a-rdb-sdboot | \
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fsl,ls1088a-rdb-sdboot)
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platform_check_image_sdboot "$1"
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return 0
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;;
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*)
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echo "Sysupgrade is not currently supported on $board"
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;;
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@ -72,6 +168,14 @@ platform_do_upgrade() {
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PART_NAME=firmware
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default_do_upgrade "$1"
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;;
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fsl,ls1012a-frwy-sdboot | \
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fsl,ls1021a-twr-sdboot | \
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fsl,ls1043a-rdb-sdboot | \
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fsl,ls1046a-rdb-sdboot | \
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fsl,ls1088a-rdb-sdboot)
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platform_do_upgrade_sdboot "$1"
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return 0
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;;
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*)
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echo "Sysupgrade is not currently supported on $board"
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;;
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Yangbo Lu
4 years ago
committed by
Petr Štetiar