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#
# Copyright (C) 2014 OpenWrt.org
#
linksys_get_target_firmware() {
cur_boot_part=`/usr/sbin/fw_printenv -n boot_part`
target_firmware=""
if [ "$cur_boot_part" = "1" ]
then
# current primary boot - update alt boot
target_firmware="kernel2"
fw_setenv boot_part 2
fw_setenv bootcmd "run altnandboot"
elif [ "$cur_boot_part" = "2" ]
then
# current alt boot - update primary boot
target_firmware="kernel1"
fw_setenv boot_part 1
fw_setenv bootcmd "run nandboot"
fi
echo "$target_firmware"
}
platform_do_upgrade_linksys() {
local magic_long="$(get_magic_long "$1")"
mkdir -p /var/lock
local part_label="$(linksys_get_target_firmware)"
touch /var/lock/fw_printenv.lock
if [ ! -n "$part_label" ]
then
echo "cannot find target partition"
exit 1
fi
# we don't know, what filesystem does the other partition use,
# nuke it tobe safe
mtd erase $part_label
get_image "$1" | mtd -n write - $part_label
}
linksys_preupgrade() {
export RAMFS_COPY_BIN="${RAMFS_COPY_BIN} /usr/sbin/fw_printenv /usr/sbin/fw_setenv"
export RAMFS_COPY_BIN="${RAMFS_COPY_BIN} /bin/mkdir /bin/touch"
export RAMFS_COPY_DATA="${RAMFS_COPY_DATA} /etc/fw_env.config /var/lock/fw_printenv.lock"
[ -f /tmp/sysupgrade.tgz ] && {
cp /tmp/sysupgrade.tgz /tmp/syscfg/sysupgrade.tgz
}
}
append sysupgrade_pre_upgrade linksys_preupgrade
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