115 lines
2.4 KiB
Bash
Executable File
115 lines
2.4 KiB
Bash
Executable File
RAMFS_COPY_BIN='fw_printenv fw_setenv blockdev'
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RAMFS_COPY_DATA='/etc/fw_env.config /var/lock/fw_printenv.lock'
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get_cmdline_var() {
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local var=$1
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local cmdlinevar tmp
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local cmdline="$(cat /proc/cmdline)"
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for cmdlinevar in $cmdline; do
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tmp=${cmdlinevar##${var}}
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[ "=" = "${tmp:0:1}" ] && echo ${tmp:1}
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done
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}
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get_rootdev() {
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local rootvol rootdev
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rootvol=$(get_cmdline_var root)
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rootvol=$(basename $rootvol)
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[ -e /sys/class/block/$rootvol ] || {
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rootvol=${rootvol%%[0-9]}
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[ -e /sys/class/block/$rootvol ] && echo $rootvol
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rootvol=${rootvol%%p}
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[ -e /sys/class/block/$rootvol ] && echo $rootvol
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return
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}
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[ -e /sys/class/block/$rootvol/partition ] || {
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echo $rootvol
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return
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}
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rootdev=$(busybox readlink -f /sys/class/block/$rootvol)
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rootdev=$(basename ${rootdev%%/${rootvol}})
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[ -e /sys/class/block/$rootdev ] && echo $rootdev
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}
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get_partition() {
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for partname in /sys/class/block/$1/*/name; do
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[ "$(cat ${partname})" = "$2" ] && {
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basename ${partname%%/name}
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break
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}
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done
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}
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platform_do_upgrade() {
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local board=$(board_name)
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local file_type=$(identify $1)
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case "$board" in
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bananapi,bpi-r64)
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local rootdev=$(get_rootdev)
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local fitpart=$(get_partition $rootdev production)
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[ "$fitpart" ] || exit 1
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dd if=/dev/zero of=/dev/$fitpart bs=4096 count=1 2>/dev/null
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blockdev --rereadpt /dev/$rootdev
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get_image "$1" | dd of=/dev/$fitpart
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echo $rootdev > /tmp/sysupgrade.rootdev
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;;
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linksys,e8450-ubi|\
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mediatek,mt7622,ubi)
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CI_KERNPART="fit"
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nand_do_upgrade "$1"
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;;
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linksys,e8450)
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if grep -q mtdparts=slave /proc/cmdline; then
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PART_NAME=firmware2
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else
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PART_NAME=firmware1
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fi
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default_do_upgrade "$1"
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;;
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*)
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default_do_upgrade "$1"
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;;
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esac
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}
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PART_NAME=firmware
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platform_check_image() {
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local board=$(board_name)
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local magic="$(get_magic_long "$1")"
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[ "$#" -gt 1 ] && return 1
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case "$board" in
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*)
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[ "$magic" != "d00dfeed" ] && {
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echo "Invalid image type."
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return 1
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}
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return 0
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;;
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esac
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return 0
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}
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platform_copy_config_mmc() {
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[ -e "$UPGRADE_BACKUP" ] || return
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local rootdev=$(cat /tmp/sysupgrade.rootdev)
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blockdev --rereadpt /dev/$rootdev
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local datadev=$(get_partition $rootdev rootfs_data)
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[ "$datadev" ] || echo "no rootfs_data partition, cannot keep configuration." >&2
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dd if="$UPGRADE_BACKUP" of=/dev/$datadev
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sync
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}
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platform_copy_config() {
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case "$(board_name)" in
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bananapi,bpi-r64)
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platform_copy_config_mmc
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;;
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esac
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}
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