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08a94ecaee
RAMFS_COPY_* are moved to platform.sh toplevel. The unneeded
linksys_preupgrade function is removed, and the nand_do_upgrade call is
moved to platform_do_upgrade.
Fixes: 30f61a34b4 "base-files: always use staged sysupgrade"
Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>
102 lines
2.4 KiB
Bash
102 lines
2.4 KiB
Bash
#
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# Copyright (C) 2014-2015 OpenWrt.org
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#
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linksys_get_target_firmware() {
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cur_boot_part=`/usr/sbin/fw_printenv -n boot_part`
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target_firmware=""
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if [ "$cur_boot_part" = "1" ]
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then
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# current primary boot - update alt boot
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target_firmware="kernel2"
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fw_setenv boot_part 2
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#In EA8500 bootcmd is always "bootipq", so don't change
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#fw_setenv bootcmd "run altnandboot"
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elif [ "$cur_boot_part" = "2" ]
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then
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# current alt boot - update primary boot
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target_firmware="kernel1"
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fw_setenv boot_part 1
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#In EA8500 bootcmd is always "bootipq", so don't change
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#fw_setenv bootcmd "run nandboot"
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fi
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# re-enable recovery so we get back if the new firmware is broken
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fw_setenv auto_recovery yes
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echo "$target_firmware"
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}
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linksys_get_root_magic() {
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(get_image "$@" | dd skip=786432 bs=4 count=1 | hexdump -v -n 4 -e '1/1 "%02x"') 2>/dev/null
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}
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platform_do_upgrade_linksys() {
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local magic_long="$(get_magic_long "$1")"
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mkdir -p /var/lock
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local part_label="$(linksys_get_target_firmware)"
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touch /var/lock/fw_printenv.lock
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if [ ! -n "$part_label" ]
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then
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echo "cannot find target partition"
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exit 1
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fi
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local target_mtd=$(find_mtd_part $part_label)
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[ "$magic_long" = "73797375" ] && {
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CI_KERNPART="$part_label"
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if [ "$part_label" = "kernel1" ]
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then
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CI_UBIPART="rootfs1"
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else
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CI_UBIPART="rootfs2"
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fi
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# remove "squashfs" vol (in case we are flashing over a stock image, which is also UBI)
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local mtdnum="$( find_mtd_index "$CI_UBIPART" )"
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if [ ! "$mtdnum" ]; then
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echo "cannot find ubi mtd partition $CI_UBIPART"
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return 1
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fi
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local ubidev="$( nand_find_ubi "$CI_UBIPART" )"
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if [ ! "$ubidev" ]; then
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ubiattach -m "$mtdnum"
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sync
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ubidev="$( nand_find_ubi "$CI_UBIPART" )"
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fi
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if [ "$ubidev" ]; then
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local squash_ubivol="$( nand_find_volume $ubidev squashfs )"
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# kill volume
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[ "$squash_ubivol" ] && ubirmvol /dev/$ubidev -N squashfs || true
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fi
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# complete std upgrade
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nand_upgrade_tar "$1"
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}
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[ "$magic_long" = "27051956" ] && {
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# check firmwares' rootfs types
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local oldroot="$(linksys_get_root_magic $target_mtd)"
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local newroot="$(linksys_get_root_magic "$1")"
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if [ "$newroot" = "55424923" -a "$oldroot" = "55424923" ]
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# we're upgrading from a firmware with UBI to one with UBI
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then
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# erase everything to be safe
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mtd erase $part_label
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get_image "$1" | mtd -n write - $part_label
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else
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get_image "$1" | mtd write - $part_label
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fi
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}
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}
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