mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-22 23:56:48 +02:00
77 lines
2.0 KiB
Bash
77 lines
2.0 KiB
Bash
|
CI_BLKSZ=65536
|
||
|
|
CI_LDADR=0x80041000
|
||
|
|
|
||
|
|
platform_find_partitions() {
|
||
|
|
local first dev size erasesize name
|
||
|
|
while read dev size erasesize name; do
|
||
|
|
name=${name#'"'}; name=${name%'"'}
|
||
|
|
case "$name" in
|
||
|
|
vmlinux.bin.l7|kernel|linux|rootfs)
|
||
|
|
if [ -z "$first" ]; then
|
||
|
|
first="$name"
|
||
|
|
else
|
||
|
|
echo "$erasesize:$first:$name"
|
||
|
|
break
|
||
|
|
fi
|
||
|
|
;;
|
||
|
|
esac
|
||
|
|
done < /proc/mtd
|
||
|
|
}
|
||
|
|
|
||
|
|
platform_find_kernelpart() {
|
||
|
|
local part
|
||
|
|
for part in "${1%:*}" "${1#*:}"; do
|
||
|
|
case "$part" in
|
||
|
|
vmlinux.bin.l7|kernel|linux)
|
||
|
|
echo "$part"
|
||
|
|
break
|
||
|
|
;;
|
||
|
|
esac
|
||
|
|
done
|
||
|
|
}
|
||
|
|
|
||
|
|
platform_check_image() {
|
||
|
|
[ "$ARGC" -gt 1 ] && return 1
|
||
|
|
|
||
|
|
case "$(get_magic_word "$1")" in
|
||
|
|
# Combined Image
|
||
|
|
4349)
|
||
|
|
local md5_img=$(dd if="$1" bs=2 skip=9 count=16 2>/dev/null)
|
||
|
|
local md5_chk=$(dd if="$1" bs=$CI_BLKSZ skip=1 2>/dev/null | md5sum -); md5_chk="${md5_chk%% *}"
|
||
|
|
|
||
|
|
if [ -n "$md5_img" -a -n "$md5_chk" ] && [ "$md5_img" = "$md5_chk" ]; then
|
||
|
|
return 0
|
||
|
|
else
|
||
|
|
echo "Invalid image. Contents do not match checksum (image:$md5_img calculated:$md5_chk)"
|
||
|
|
return 1
|
||
|
|
fi
|
||
|
|
;;
|
||
|
|
*)
|
||
|
|
echo "Invalid image. Use combined .img files on this platform"
|
||
|
|
return 1
|
||
|
|
;;
|
||
|
|
esac
|
||
|
|
}
|
||
|
|
|
||
|
|
platform_do_upgrade() {
|
||
|
|
local partitions=$(platform_find_partitions)
|
||
|
|
local kernelpart=$(platform_find_kernelpart "${partitions#*:}")
|
||
|
|
local erase_size=$((0x${partitions%%:*})); partitions="${partitions#*:}"
|
||
|
|
local kern_length=0x$(dd if="$1" bs=2 skip=1 count=4 2>/dev/null)
|
||
|
|
local kern_blocks=$(($kern_length / $CI_BLKSZ))
|
||
|
|
local root_blocks=$((0x$(dd if="$1" bs=2 skip=5 count=4 2>/dev/null) / $CI_BLKSZ))
|
||
|
|
|
||
|
|
if [ -n "$partitions" ] && [ -n "$kernelpart" ] && \
|
||
|
|
[ ${kern_blocks:-0} -gt 0 ] && \
|
||
|
|
[ ${root_blocks:-0} -gt ${kern_blocks:-0} ] && \
|
||
|
|
[ ${erase_size:-0} -gt 0 ];
|
||
|
|
then
|
||
|
|
local append=""
|
||
|
|
[ -f "$CONF_TAR" -a "$SAVE_CONFIG" -eq 1 ] && append="-j $CONF_TAR"
|
||
|
|
|
||
|
|
( dd if="$1" bs=$CI_BLKSZ skip=1 count=$kern_blocks 2>/dev/null; \
|
||
|
|
dd if="$1" bs=$CI_BLKSZ skip=$((1+$kern_blocks)) count=$root_blocks 2>/dev/null ) | \
|
||
|
|
mtd -r $append -F$kernelpart:$kern_length:$CI_LDADR,rootfs write - $partitions
|
||
|
|
fi
|
||
|
|
}
|