diff options
Diffstat (limited to 'target/linux/ath79/tiny')
| -rw-r--r-- | target/linux/ath79/tiny/base-files/lib/upgrade/failsafe_datachk.sh | 64 | ||||
| -rw-r--r-- | target/linux/ath79/tiny/base-files/lib/upgrade/platform.sh | 14 |
2 files changed, 78 insertions, 0 deletions
diff --git a/target/linux/ath79/tiny/base-files/lib/upgrade/failsafe_datachk.sh b/target/linux/ath79/tiny/base-files/lib/upgrade/failsafe_datachk.sh new file mode 100644 index 0000000000..de84233de1 --- /dev/null +++ b/target/linux/ath79/tiny/base-files/lib/upgrade/failsafe_datachk.sh @@ -0,0 +1,64 @@ +# U-Boot with the datachk patchset requires image sizes, offsets, +# and checksums to be provided in the U-Boot environment. +# This script is based on the dualboot version for devices that come with 2 OS partitions. +# For Senao boards with a "failsafe" partition image, the process is almost the same. +# Instead of booting a secondary instalation on checksum failure, +# the failsafe image is booted instead. +# These boards also use the OKLI lzma kernel loader and mtd-concat +# So the kernel check is for the loader, the rootfs check is for kernel + rootfs + +platform_do_upgrade_failsafe_datachk() { + local setenv_script="/tmp/fw_env_upgrade" + + local flash_base=0x9f000000 + + local kernel_mtd=$(find_mtd_index ${KERNEL_PART:-kernel}) + local rootfs_mtd=$(find_mtd_index ${ROOTFS_PART:-rootfs}) + + local kernel_offset=$(cat /sys/class/mtd/mtd${kernel_mtd}/offset) + local rootfs_offset=$(cat /sys/class/mtd/mtd${rootfs_mtd}/offset) + + if [ -n "$IMAGE_LIST" ]; then + KERNEL_FILE=$($IMAGE_LIST | grep $KERNEL_FILE) + ROOTFS_FILE=$($IMAGE_LIST | grep $ROOTFS_FILE) + fi + + local kernel_size=$($IMAGE_CMD $KERNEL_FILE | wc -c) + local rootfs_size=$($IMAGE_CMD $ROOTFS_FILE | wc -c) + + # rootfs without JFFS2 + local rootfs_blocks=$((rootfs_size / 4096)) + rootfs_size=$((rootfs_blocks * 4096)) + + local kernel_md5=$($IMAGE_CMD $KERNEL_FILE | md5sum | cut -d ' ' -f1) + local rootfs_md5=$($IMAGE_CMD $ROOTFS_FILE | dd bs=4k count=$rootfs_blocks iflag=fullblock | md5sum | cut -d ' ' -f1) + + # prepare new u-boot-env vars + printf "vmlinux_start_addr 0x%08x\n" $((flash_base + kernel_offset)) >> $setenv_script + printf "vmlinux_size 0x%08x\n" ${kernel_size} >> $setenv_script + printf "vmlinux_checksum %s\n" ${kernel_md5} >> $setenv_script + + printf "rootfs_start_addr 0x%08x\n" $((flash_base + rootfs_offset)) >> $setenv_script + printf "rootfs_size 0x%08x\n" ${rootfs_size} >> $setenv_script + printf "rootfs_checksum %s\n" ${rootfs_md5} >> $setenv_script + + # store u-boot-env + mkdir -p /var/lock + fw_setenv -s $setenv_script || { + echo 'failed to update U-Boot environment' + exit 1 + } + + # sysupgrade + sleep 2 + sync + echo 3 > /proc/sys/vm/drop_caches + $IMAGE_CMD $KERNEL_FILE | mtd $MTD_ARGS write - ${KERNEL_PART:-kernel} + sleep 2 + sync + if [ -n "$UPGRADE_BACKUP" ]; then + $IMAGE_CMD $ROOTFS_FILE | mtd $MTD_ARGS $MTD_CONFIG_ARGS -j $UPGRADE_BACKUP write - ${ROOTFS_PART:-rootfs} + else + $IMAGE_CMD $ROOTFS_FILE | mtd $MTD_ARGS write - ${ROOTFS_PART:-rootfs} + fi +} diff --git a/target/linux/ath79/tiny/base-files/lib/upgrade/platform.sh b/target/linux/ath79/tiny/base-files/lib/upgrade/platform.sh index b02ab9a080..6d05b88d45 100644 --- a/target/linux/ath79/tiny/base-files/lib/upgrade/platform.sh +++ b/target/linux/ath79/tiny/base-files/lib/upgrade/platform.sh @@ -5,6 +5,9 @@ PART_NAME=firmware REQUIRE_IMAGE_METADATA=1 +RAMFS_COPY_BIN='fw_setenv' +RAMFS_COPY_DATA='/etc/fw_env.config' + platform_check_image() { return 0 } @@ -13,6 +16,17 @@ platform_do_upgrade() { local board=$(board_name) case "$board" in + engenius,eap350-v1|\ + engenius,ecb350-v1|\ + engenius,enh202-v1) + IMAGE_LIST="tar tzf $1" + IMAGE_CMD="tar xzOf $1" + KERNEL_PART="loader" + ROOTFS_PART="fwconcat0" + KERNEL_FILE="uImage-lzma.bin" + ROOTFS_FILE="root.squashfs" + platform_do_upgrade_failsafe_datachk "$1" + ;; *) default_do_upgrade "$1" ;; |