mvebu: add sysupgrade support for clearfog
Add and enable sysupgrade support for clearfog boards, based on how the brcm2708 target does it. Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com> Acked-by: Felix Fietkau <nbd@nbd.name>v19.07.3_mercusys_ac12_duma
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#!/bin/sh
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# Copyright (C) 2015 OpenWrt.org
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BOOTPART=/dev/mmcblk0p1
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move_config() {
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if [ -b $BOOTPART ]; then
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insmod nls_cp437
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insmod nls_iso8859-1
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insmod fat
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insmod vfat
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mkdir -p /boot
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mount -t vfat -o rw,noatime $BOOTPART /boot
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[ -f /boot/sysupgrade.tgz ] && mv -f /boot/sysupgrade.tgz /
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fi
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}
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boot_hook_add preinit_mount_root move_config
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get_magic_at() {
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local file="$1"
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local pos="$2"
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get_image "$file" | dd bs=1 count=2 skip="$pos" 2>/dev/null | hexdump -v -n 2 -e '1/1 "%02x"'
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}
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platform_check_image_clearfog() {
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local file="$1"
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local magic
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magic=$(get_magic_at "$file" 510)
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[ "$magic" != "55aa" ] && {
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echo "Failed to verify MBR boot signature."
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return 1
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}
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return 0;
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}
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platform_do_upgrade_clearfog() {
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sync
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get_image "$1" | dd of=/dev/mmcblk0 bs=2M conv=fsync
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sleep 1
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}
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platform_copy_config_clearfog() {
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mkdir -p /boot
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[ -f /boot/kernel.img ] || mount -t vfat -o rw,noatime /dev/mmcblk0p1 /boot
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cp -af "$CONF_TAR" /boot/
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sync
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umount /boot
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}
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