From 716ca530e1c4515d8683c9d5be3d56b301758b66 Mon Sep 17 00:00:00 2001
From: James <>
Date: Wed, 4 Nov 2015 11:49:21 +0000
Subject: trunk-47381

---
 scripts/om-fwupgradecfg-gen.sh | 73 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 scripts/om-fwupgradecfg-gen.sh

(limited to 'scripts/om-fwupgradecfg-gen.sh')

diff --git a/scripts/om-fwupgradecfg-gen.sh b/scripts/om-fwupgradecfg-gen.sh
new file mode 100644
index 0000000..fab1582
--- /dev/null
+++ b/scripts/om-fwupgradecfg-gen.sh
@@ -0,0 +1,73 @@
+#/bin/sh
+#
+# Copyright (C) 2011 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+usage() {
+	echo "Usage: $0 <OM2P|OM5P|MR600|MR900|MR1750> <out file path> <kernel path> <rootfs path>"
+	rm -f $CFG_OUT
+	exit 1
+}
+
+[ "$#" -lt 4 ] && usage
+
+CE_TYPE=$1
+CFG_OUT=$2
+KERNEL_PATH=$3
+ROOTFS_PATH=$4
+
+case $CE_TYPE in
+	OM2P)
+		MAX_PART_SIZE=7168
+		KERNEL_FLASH_ADDR=0x1c0000
+		FLASH_BS=262144
+		MD5_SKIP_BLOCKS=1
+		;;
+	OM5P|MR600|MR900|MR1750)
+		MAX_PART_SIZE=7808
+		KERNEL_FLASH_ADDR=0xb0000
+		FLASH_BS=65536
+		MD5_SKIP_BLOCKS=4
+		;;
+	*)
+		echo "Error - unsupported ce type: $CE_TYPE"
+		exit 1
+		;;
+esac
+
+CHECK_BS=65536
+
+KERNEL_SIZE=$(stat -c%s "$KERNEL_PATH")
+KERNEL_MD5=$(md5=$(md5sum $KERNEL_PATH); echo ${md5%% *})
+KERNEL_PART_SIZE=$(size=$(($KERNEL_SIZE / $FLASH_BS)); [ $(($size * $FLASH_BS)) -lt $KERNEL_SIZE ] && size=$(($size + 1)); echo $(($size * $FLASH_BS / 1024)))
+
+ROOTFS_FLASH_ADDR=$(addr=$(($KERNEL_FLASH_ADDR + ($KERNEL_PART_SIZE * 1024))); printf "0x%x" $addr)
+ROOTFS_SIZE=$(stat -c%s "$ROOTFS_PATH")
+ROOTFS_CHECK_BLOCKS=$((($ROOTFS_SIZE / $CHECK_BS) - $MD5_SKIP_BLOCKS))
+ROOTFS_MD5=$(md5=$(dd if=$ROOTFS_PATH bs=$CHECK_BS count=$ROOTFS_CHECK_BLOCKS 2>&- | md5sum); echo ${md5%% *})
+ROOTFS_MD5_FULL=$(md5=$(md5sum $ROOTFS_PATH); echo ${md5%% *})
+ROOTFS_CHECK_SIZE=$(printf '0x%x' $(($ROOTFS_CHECK_BLOCKS * $CHECK_BS)))
+ROOTFS_PART_SIZE=$(($MAX_PART_SIZE - $KERNEL_PART_SIZE))
+
+cat << EOF > $CFG_OUT
+[vmlinux]
+filename=kernel
+md5sum=$KERNEL_MD5
+filemd5sum=$KERNEL_MD5
+flashaddr=$KERNEL_FLASH_ADDR
+checksize=0x0
+cmd_success=setenv bootseq 1,2; setenv kernel_size_1 $KERNEL_PART_SIZE; saveenv
+cmd_fail=reset
+
+[rootfs]
+filename=rootfs
+md5sum=$ROOTFS_MD5
+filemd5sum=$ROOTFS_MD5_FULL
+flashaddr=$ROOTFS_FLASH_ADDR
+checksize=$ROOTFS_CHECK_SIZE
+cmd_success=setenv bootseq 1,2; setenv kernel_size_1 $KERNEL_PART_SIZE; setenv rootfs_size_1 $ROOTFS_PART_SIZE; saveenv
+cmd_fail=reset
+EOF
-- 
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