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https://github.com/openwrt/openwrt.git
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56 lines
1.9 KiB
Bash
56 lines
1.9 KiB
Bash
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. /lib/functions.sh
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# Prepare UBI devices for OpenWrt installation
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# - rootfs (mtd22)
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# - remove "ubi_rootfs" volume (rootfs on stock)
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# - remove "fw_hash" volume (firmware hash)
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# - user_property (mtd24)
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# - remove "user_property_ubi" volume (user configuration)
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# - remove "extra_property" volume (gzipped syslog)
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buffalo_upgrade_prepare() {
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local ubi_rootdev ubi_propdev
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if ! ubi_rootdev="$(nand_attach_ubi rootfs)" || \
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! ubi_propdev="$(nand_attach_ubi user_property)"; then
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echo "failed to attach UBI volume \"rootfs\" or \"user_property\", rebooting..."
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reboot -f
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fi
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ubirmvol /dev/$ubi_rootdev -N ubi_rootfs &> /dev/null || true
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ubirmvol /dev/$ubi_rootdev -N fw_hash &> /dev/null || true
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ubirmvol /dev/$ubi_propdev -N user_property_ubi &> /dev/null || true
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ubirmvol /dev/$ubi_propdev -N extra_property &> /dev/null || true
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}
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# Re-create small dummy ubi_rootfs volume and update
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# fw_hash volume to pass the checking by U-Boot
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# - rootfs (mtd22)
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# - re-create "ubi_rootfs" volume
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# - re-create and update "fw_hash" volume
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# - rootfs_recover (mtd23)
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# - update "fw_hash" volume
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buffalo_upgrade_optvol() {
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local ubi_rootdev ubi_rcvrdev
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local hashvol_root hashvol_rcvr
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if ! ubi_rootdev="$(nand_attach_ubi rootfs)" || \
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! ubi_rcvrdev="$(nand_attach_ubi rootfs_recover)"; then
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echo "failed to attach UBI volume \"rootfs\" or \"rootfs_recover\", rebooting..."
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reboot -f
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fi
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ubimkvol /dev/$ubi_rootdev -N ubi_rootfs -S 1
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ubimkvol /dev/$ubi_rootdev -N fw_hash -S 1 -t static
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if ! hashvol_root="$(nand_find_volume $ubi_rootdev fw_hash)" || \
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! hashvol_rcvr="$(nand_find_volume $ubi_rcvrdev fw_hash)"; then
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echo "\"fw_hash\" volume in \"rootfs\" or \"rootfs_recover\" not found, rebooting..."
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reboot -f
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fi
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echo -n "00000000000000000000000000000000" > /tmp/dummyhash.txt
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ubiupdatevol /dev/$hashvol_root /tmp/dummyhash.txt
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ubiupdatevol /dev/$hashvol_rcvr /tmp/dummyhash.txt
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}
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