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authorJohn Crispin <john@openwrt.org>2014-12-05 00:19:46 +0000
committerJohn Crispin <john@openwrt.org>2014-12-05 00:19:46 +0000
commit28a9d9853bdfc01735eefe3588bb7f63a8d6c8db (patch)
treeb032d592a990b9a846c3160c5a102b7e083b9517
parente6858f5f3f46e5aabc6ffc6255a5be245fddaffe (diff)
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octeon: sysupgrade: get rootfsdev from kernel cmdline
Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be> SVN-Revision: 43517
-rwxr-xr-xtarget/linux/octeon/base-files/lib/upgrade/platform.sh26
1 files changed, 24 insertions, 2 deletions
diff --git a/target/linux/octeon/base-files/lib/upgrade/platform.sh b/target/linux/octeon/base-files/lib/upgrade/platform.sh
index e4c7b6f..11399a2 100755
--- a/target/linux/octeon/base-files/lib/upgrade/platform.sh
+++ b/target/linux/octeon/base-files/lib/upgrade/platform.sh
@@ -1,11 +1,33 @@
#
-# Copyright (C) 2010 OpenWrt.org
+# Copyright (C) 2014 OpenWrt.org
#
. /lib/functions/octeon.sh
+platform_get_rootfs() {
+ local rootfsdev
+
+ if read cmdline < /proc/cmdline; then
+ case "$cmdline" in
+ *block2mtd=*)
+ rootfsdev="${cmdline##*block2mtd=}"
+ rootfsdev="${rootfsdev%%,*}"
+ ;;
+ *root=*)
+ rootfsdev="${cmdline##*root=}"
+ rootfsdev="${rootfsdev%% *}"
+ ;;
+ esac
+
+ echo "${rootfsdev}"
+ fi
+}
+
platform_do_upgrade() {
local board=$(octeon_board_name)
+ local rootfs="$(platform_get_rootfs)"
+
+ [ -d "${rootfs}" ] || return 1
case "$board" in
erlite)
@@ -22,7 +44,7 @@ platform_do_upgrade() {
mount -t vfat /dev/sda1 /boot
tar xf $tar_file sysupgrade-erlite/kernel -O > /boot/vmlinux.64
md5sum /boot/vmlinux.64 | cut -f1 -d " " > /boot/vmlinux.64.md5
- tar xf $tar_file sysupgrade-erlite/root -O | dd of=/dev/sda2 bs=4096
+ tar xf $tar_file sysupgrade-erlite/root -O | dd of="${rootfs}" bs=4096
sync
umount /mnt
return 0