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ar71xx: create combined images for the RS, RS-PRO and LS-SR71 boards, and add sysupgrade support for them

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@18531 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg
2009-11-25 09:51:25 +00:00
parent 916a84b6ef
commit 227b0b29bd
2 changed files with 93 additions and 2 deletions
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84
target/linux/ar71xx/base-files/lib/upgrade/platform.sh
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@@ -7,6 +7,60 @@
PART_NAME=firmware
RAMFS_COPY_DATA=/lib/ar71xx.sh
CI_BLKSZ=65536
CI_LDADR=0x80060000
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_do_upgrade_combined() {
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 - $partitions
fi
}
platform_check_image() {
local board=$(ar71xx_board_name)
local magic="$(get_magic_word "$1")"
@@ -35,13 +89,41 @@ platform_check_image() {
}
return 0
;;
routerstation | routerstation-pro | ls-sr71)
[ "$magic" != "4349" ] && {
echo "Invalid image. Use *-sysupgrade.bin files on this board"
return 1
}
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
return 0
;;
esac
echo "Sysupgrade is not yet supported on $board."
return 1
}
# use default for platform_do_upgrade()
platform_do_upgrade() {
local board=$(ar71xx_board_name)
case "$board" in
routerstation | routerstation-pro)
platform_do_upgrade_combined "$ARGV"
;;
*)
default_do_upgrade "$ARGV"
;;
esac
}
disable_watchdog() {
killall watchdog