From dc60d4aec5f4bf5e764fc9be8165d9c9627e4781 Mon Sep 17 00:00:00 2001 From: John Klug Date: Tue, 7 Dec 2021 03:42:07 -0600 Subject: Update umountfs for new mlinux-firmware-upgrade -f option for open case upgrades --- recipes-core/initscripts/initscripts-1.0/README | 77 ++++++++++++++++++++ recipes-core/initscripts/initscripts-1.0/umountfs | 85 ++++++++++++++++++++--- recipes-core/initscripts/initscripts_1.0.bbappend | 2 +- 3 files changed, 153 insertions(+), 11 deletions(-) create mode 100644 recipes-core/initscripts/initscripts-1.0/README diff --git a/recipes-core/initscripts/initscripts-1.0/README b/recipes-core/initscripts/initscripts-1.0/README new file mode 100644 index 0000000..d2b67e1 --- /dev/null +++ b/recipes-core/initscripts/initscripts-1.0/README @@ -0,0 +1,77 @@ +# Procedure for flashing MTRV1-0.4 + +cd /var/volatile +find . -type f | xargs rm +# Now copy the upgrade image to /var/volatile +mlinux-firmware-upgrade -f upgrade-image.bin + +# +# Requirements for upgrade-image.bin + +# All partition images (at91bootstrap, u-boot, +# uImage, and rootfs.jffs2) must have md5sums. +# rootfs.jffs2 should be padded with 1's to +# the next even multiple of dd blocks. +# In this example the dd "blocksz" is set to +# 131072 (128*1024). +# +# Find the size of the jffs2: +# ls -l +# total 50040 +# -rw-r--r-- 1 jklug jklug 51232792 Nov 1 11:30 rootfs.jffs2 +# In this case it is 51232792. This is then divided by +# 131072. This is 390.87 ... so we round up to 391. +# +# This means we must pad the file to 391*131072 or +# 51249152. +# +# We can use objcopy to enlarge the file: +# +# mkdir padded +# objcopy -I binary -O binary --pad-to 51249152 --gap-fill 0xff rootfs.jffs2 padded/rootfs.jffs2 +# +# This puts the padded version of the jffs2 file in the padded directory. +# Now we must calculate the md5sum of the new padded file: +# cd padded +# cat rootfs.jffs2 | md5sum >rootfs.jffs2.md5 +# +# Now we must replace the files in the archive with the +# padded file and its md5sum. +# +# We must also add a new file. do_flash_upgrade. It must +# be created like this: +# +# echo 131072 391 >do_flash_upgrade +# +# These two parameters are used by dd to read the correct +# size of the flash. The first parameter is the block size, +# and the second parameter is the number of blocks of the +# padded file. +# +# The result tar file is not compressed: +# +# tar -cf ~/rcell-padded-5.3.6.bin bstrap* do* model mpo* root* ub* uI* +# +# and the contents of the tar file are these: +# +# tar -tvf rcell-padded-5.3.6.bin +# -rw-rw-r-- jklug/jklug 10360 2021-11-01 11:30 bstrap.bin +# -rw-rw-r-- jklug/jklug 36 2021-11-01 11:30 bstrap.bin.md5 +# -rw-rw-r-- jklug/jklug 11 2021-11-17 12:35 do_flash_upgrade +# -rw-rw-r-- jklug/jklug 6 2021-11-01 11:30 model +# -rw-rw-r-- jklug/jklug 6 2021-11-01 11:30 mpower_version +# -rw-rw-r-- jklug/jklug 51249152 2021-11-17 06:23 rootfs.jffs2 +# -rw-rw-r-- jklug/jklug 36 2021-11-17 06:36 rootfs.jffs2.md5 +# -rwxr-xr-x jklug/jklug 473720 2021-11-01 11:30 uboot.bin +# -rw-rw-r-- jklug/jklug 36 2021-11-01 11:30 uboot.bin.md5 +# -rw-r--r-- jklug/jklug 3435940 2021-11-01 11:30 uImage.bin +# -rw-rw-r-- jklug/jklug 36 2021-11-01 11:30 uImage.bin.md5 +# +# The changes are as follows: +# do_flash_upgrade -- new file +# rootfs.jffs2 -- padded with 0xff at the end of the file +# rootfs.jffs2.md5 -- new md5 sum to reflect the added padding + + + + diff --git a/recipes-core/initscripts/initscripts-1.0/umountfs b/recipes-core/initscripts/initscripts-1.0/umountfs index c3d217e..14aa441 100644 --- a/recipes-core/initscripts/initscripts-1.0/umountfs +++ b/recipes-core/initscripts/initscripts-1.0/umountfs @@ -43,6 +43,19 @@ umount_all() { mount -o remount,ro / } +get_file_size() { + local file_size=0 + local regex='[^[:space:]]+[[:space:]]+[^[:space:]]+[[:space:]]+([^[:space:]]+)' + local upgrade_file="$1" + local file="$2" + if [[ $(tar -tvf ${upgrade_file} ${file}) =~ ${regex} ]] ; then + file_size=${BASH_REMATCH[1]} + echo "${file_size}" + else + echo "0" + fi +} + blink_leds() { led_dir=/sys/class/leds # blink all programmable LEDs except status @@ -232,7 +245,11 @@ flash_upgrade() { cd /var/volatile # rootfs should always be flashed last, so always keep it last here - local files=(${bootstrap_file} ${uboot_file} ${config_file} ${oem_file} ${kernel_file} ${rootfs_file} ${install_file}) + if ((factory_up == 0)) ; then + local files=(${bootstrap_file} ${uboot_file} ${config_file} ${oem_file} ${kernel_file} ${rootfs_file} ${install_file}) + else + local files=(${bootstrap_file} ${uboot_file} ${config_file} ${oem_file} ${kernel_file} ${rootfs_file}) + fi local devs=(${bootstrap_mtd} ${uboot_mtd} ${config_mtd} ${oem_mtd} ${kernel_mtd} ${rootfs_mtd}) if [ -f "${upgrade_file}" ]; then @@ -295,9 +312,9 @@ flash_upgrade() { fi if ! cp ${reboot_cmd} ${flash_dir}/upgrade-reboot ; then - echo "Aborting upgrade. Failed \"cp ${reboot_cmd} ${flash_dir}/upgrade-reboot\"" - err_leds - return 1 + echo "Aborting upgrade. Failed \"cp ${reboot_cmd} ${flash_dir}/upgrade-reboot\"" + err_leds + return 1 fi if ! cp ${nandwrite_cmd} ${flash_dir}/nandwrite.static ; then echo "Aborting upgrade. Failed \"cp ${nandwrite_cmd} ${flash_dir}/nandwrite.static\"" @@ -329,25 +346,60 @@ flash_upgrade() { sed -i -e "\\|${flash_root}| d" /etc/mtab umount_all + mount -o remount,rw /var/volatile + grep volatile /proc/mounts if [ -f "${upgrade_file}" ]; then for (( i = 0; i < ${#files[@]}; i++ )); do local file=${files[i]} local dev=${devs[i]} + echo "Processing file $file" if tar -t -f ${upgrade_file} | grep -F -q "${file}"; then if [ "${file}" == "${bootstrap_file}" ] || [ "${file}" == "${uboot_file}" ]; then - local file_size=$(tar -xO -f ${upgrade_file} ${file} | wc -c) + file_size=$(get_file_size "${upgrade_file}" "${file}") if dd if=${dev} bs=${file_size} count=1 | md5sum -c ${file}.md5; then echo "Found ${file} in upgrade but it is the same as current. Continuing..." continue fi - fi + elif ((factory_up == 1)) ; then # Not AT91Bootstrap or U-Boot. + file_size=$(get_file_size "${upgrade_file}" "${file}") + if [ "${file}" == "${kernel_file}" ]; then + if dd if=${dev} bs=${file_size} count=1 | md5sum -c ${file}.md5; then + echo "Found ${file} in upgrade but it is the same as current. Continuing..." + continue + fi # Matching md5sum + fi # kernel_file case + fi # factory upgrade echo "Flashing ${dev} with ${file}..." flash_erase ${extraopt} -j ${dev} 0 0 tar -xO -f ${upgrade_file} ${file} | ${flash_dir}/nandwrite.static ${extraopt} -p ${dev} - fi - done + if ((factory_up == 1)) ; then + if [[ ${file} == rootfs.jffs2 ]] ; then + pwd + rm -f ${upgrade_file} + echo "Block size is $rootbs, count=$rootcount" + dd if=${dev} bs=${rootbs} count=${rootcount} | md5sum -c ${file}.md5 + result=$? + else + dd if=${dev} bs=${file_size} count=1 | md5sum -c ${file}.md5 + result=$? + fi + if ((result == 0)); then + echo "SUCCESS: File ${file} was written successfully" + else + if [[ ${file} == rootfs.jffs2 ]] ; then + echo "dd if=${dev} bs=${rootbs} count=${rootcount} | md5sum" + dd if=${dev} bs=${rootbs} count=${rootcount} | md5sum + else + echo "dd if=${dev} bs=${file_size} count=1 | md5sum -c ${file}.md5" + dd if=${dev} bs=${file_size} count=1 | md5sum -c ${file}.md5 + fi + echo "ERROR: File ${file} is bad" + fi + fi # factory upgrade + fi # Found a file in the upgrade package + done # Loop through the files in an upgrade package else if [ -f ${uboot_solo_file} ]; then echo "Flashing ${uboot_mtd} (u-boot) with ${uboot_solo_file}..." @@ -384,9 +436,14 @@ flash_upgrade() { flash_erase ${extraopt} ${ubootenv1_mtd} 0 0 flash_erase ${extraopt} ${ubootenv2_mtd} 0 0 fi - echo "Rebooting..." - ${flash_dir}/upgrade-reboot + if ((factory_up == 1)) ; then + echo "Finished upgrade. Halting." + while : ; do : ; done # Wait forever + else + echo "Rebooting..." + ${flash_dir}/upgrade-reboot + fi # Should not get here normally echo "upgrade-reboot failed" @@ -404,6 +461,14 @@ if [[ -f ${wipe_fname} ]] ; then fi fi if [[ -f ${upgrade_fname} ]] ; then + read rootbs rootcount < ${upgrade_fname} + echo "Root Block Size is $rootbs, rootcount is $rootcount" + if [[ -n $rootbs ]] ; then + factory_up=1 + extraopt="-q" + else + factory_up=0 + fi owner=$(stat -c%u "${upgrade_fname}") if ((${#owner} > 0)) && ((owner == 0)) ; then flash_upgrade /var/volatile diff --git a/recipes-core/initscripts/initscripts_1.0.bbappend b/recipes-core/initscripts/initscripts_1.0.bbappend index bec5d5a..f4edd90 100644 --- a/recipes-core/initscripts/initscripts_1.0.bbappend +++ b/recipes-core/initscripts/initscripts_1.0.bbappend @@ -3,4 +3,4 @@ FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}-${PV}:" # flash on reboot/umountfs needs regular umount (not busybox) RDEPENDS_${PN} += "util-linux-umount util-linux-mount bash" -PR .= ".48" +PR .= ".49" -- cgit v1.2.3