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-rwxr-xr-xtarget/linux/apm821xx/base-files/lib/upgrade/merakinand.sh65
-rwxr-xr-xtarget/linux/apm821xx/base-files/lib/upgrade/platform.sh9
2 files changed, 74 insertions, 0 deletions
diff --git a/target/linux/apm821xx/base-files/lib/upgrade/merakinand.sh b/target/linux/apm821xx/base-files/lib/upgrade/merakinand.sh
new file mode 100755
index 0000000000..5861d97f12
--- /dev/null
+++ b/target/linux/apm821xx/base-files/lib/upgrade/merakinand.sh
@@ -0,0 +1,65 @@
+#!/bin/sh
+#
+# Copyright (C) 2016 Chris Blake <chrisrblake93@gmail.com>
+#
+# Custom upgrade script for Meraki NAND devices (ex. MR24)
+# Based on merakinand.sh from the ar71xx target
+#
+. /lib/apm821xx.sh
+. /lib/functions.sh
+
+merakinand_do_kernel_check() {
+ local board_name="$1"
+ local tar_file="$2"
+ local image_magic_word=`(tar xf $tar_file sysupgrade-$board_name/kernel -O 2>/dev/null | dd bs=1 count=4 skip=0 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"')`
+
+ # What is our kernel magic string?
+ case "$board_name" in
+ "mr24")
+ [ "$image_magic_word" == "8e73ed8a" ] && {
+ echo "pass" && return 0
+ }
+ ;;
+ esac
+
+ exit 1
+}
+
+merakinand_do_platform_check() {
+ local board_name="$1"
+ local tar_file="$2"
+ local control_length=`(tar xf $tar_file sysupgrade-$board_name/CONTROL -O | wc -c) 2> /dev/null`
+ local file_type="$(identify_tar $2 sysupgrade-$board_name/root)"
+ local kernel_magic="$(merakinand_do_kernel_check $1 $2)"
+
+ case "$board_name" in
+ "mr24")
+ [ "$control_length" = 0 -o "$file_type" != "squashfs" -o "$kernel_magic" != "pass" ] && {
+ echo "Invalid sysupgrade file for $board_name"
+ return 1
+ }
+ ;;
+ *)
+ echo "Unsupported device $board_name";
+ return 1
+ ;;
+ esac
+
+ return 0
+}
+
+merakinand_do_upgrade() {
+ local tar_file="$1"
+ local board_name="$(cat /tmp/sysinfo/board_name)"
+
+ # Do we need to do any platform tweaks?
+ case "$board_name" in
+ "mr24")
+ nand_do_upgrade $1
+ ;;
+ *)
+ echo "Unsupported device $board_name";
+ exit 1
+ ;;
+ esac
+}
diff --git a/target/linux/apm821xx/base-files/lib/upgrade/platform.sh b/target/linux/apm821xx/base-files/lib/upgrade/platform.sh
index 2406113bad..ddf775f4ae 100755
--- a/target/linux/apm821xx/base-files/lib/upgrade/platform.sh
+++ b/target/linux/apm821xx/base-files/lib/upgrade/platform.sh
@@ -11,6 +11,11 @@ platform_check_image() {
[ "$#" -gt 1 ] && return 1
case "$board" in
+ mr24)
+ merakinand_do_platform_check $board "$1"
+ return $?;
+ ;;
+
*)
;;
esac
@@ -23,6 +28,10 @@ platform_pre_upgrade() {
local board=$(apm821xx_board_name)
case "$board" in
+ mr24)
+ merakinand_do_upgrade "$1"
+ ;;
+
*)
;;
esac