tools:mkimage_multidtb: cat multi-plat bin with multiple dtbs

This script concatenates proper dtb files into
one multi.dtb with 4B padding after the u-boot-multi.bin.

Output: u-boot-mmc.bin:
| u-boot-multi.bin  | dtb 1 (4B padding) | dtb 2 (4b padding) | dtb x ...

Change-Id: I9b308fc58707917b89c3f59e65b414d02f5e8efb
Signed-off-by: Przemyslaw Marczak <p.marczak@samsung.com>

diff --git a/tools/mkimage_multidtb.sh b/tools/mkimage_multidtb.sh
new file mode 100755 (executable)
index 0000000..0405fd6
--- /dev/null
+++ b/tools/mkimage_multidtb.sh
@@ -0,0 +1,104 @@
+#!/bin/bash
+
+INPUT_BIN=${1}
+OUTPUT_BIN="u-boot-multi.bin"
+OUT="multi.dtb"
+OUT_TMP="multi.tmp"
+
+P="./arch/arm/dts"
+
+DTB=(
+"exynos4412-trats2.dtb"
+"exynos4412-odroid.dtb"
+)
+DTB_CNT=2
+
+PAD=4
+
+PWD=`pwd`
+
+echo -en "##\n"
+echo -en "## PWD: $PWD\n"
+echo -en "## Running script: $0\n##\n"
+
+# Check if given binary exists
+if [ -s "$INPUT_BIN" ]; then
+       echo -en "## Input binary: $INPUT_BIN\n"
+       IN_S=`du -b $INPUT_BIN | awk '{print $1}'`
+       IN_S_K=$(($IN_S/1024))
+       echo -en "## size: $IN_S[B]; $IN_S_K[K]"
+else
+       echo "## Input binary: $INPUT_BIN: Not Exists!"
+       exit
+fi
+
+echo -en "\n##"
+echo -en "\n## Preparing multi DTB binary: $OUT"
+echo -en "\n##"
+
+echo -en "\n## Multi DTB layout:\n## |"
+
+if [ -e $OUT ]; then
+       rm $OUT
+fi
+
+touch $OUT
+CNT=0
+for I in ${DTB[*]}; do
+       FILE="$P/$I"
+       if [ -e $FILE ]; then
+               NAME=`echo $I | tail -c16`
+               echo -en " *$NAME "
+               S=`du -b $FILE | awk '{print $1}'`
+               SIZE[$CNT]=$S
+               echo -en "$S B"
+
+               cat $OUT $FILE > $OUT_TMP
+
+               if [ -e padding ]; then rm padding; fi
+               touch padding
+
+               if [ $CNT -lt $(($DTB_CNT)) ]; then
+                       PAD_CNT=$(($PAD - $(($SIZE % $PAD))))
+                       if [ $PAD_CNT -ge 0 ]; then
+                               echo -en " | PAD: $PAD_CNT B |"
+                               rm padding
+                               dd if=/dev/zero of=./padding bs=1 count=$PAD_CNT 2>/dev/zero
+#                              echo -en "\n \$\$make padding\n"
+                       else
+                               echo -en " |"
+                       fi
+               else
+                       echo -en " |"
+               fi
+
+               cat $OUT_TMP padding > $OUT
+       else
+               echo -en "$I not found.\nexit\n"
+               exit
+       fi
+       CNT=$(($CNT + 1))
+done
+
+rm $OUT_TMP
+rm padding
+
+echo -en "\n##\n"
+S=`du -b $OUT | awk '{print $1}'`
+S_K=$(($S/1024))
+echo -en "## OUT: $OUT size: $S[B]; $S_K[K]\n"
+echo -en "##\n"
+echo -en "## Preparing multi platform binary: $OUTPUT_BIN\n"
+echo -en "##\n"
+echo -en "## BIN Layout:\n"
+echo -en "## | $INPUT_BIN $IN_S_K [K] | $OUT $S_K [K] (align: $PAD [B]) |\n"
+
+cat $INPUT_BIN $OUT > $OUTPUT_BIN
+S=`du -b $OUTPUT_BIN | awk '{print $1}'`
+S_K=$(($S/1024))
+
+echo -en "##\n"
+echo -en "## OUT: $OUTPUT_BIN size: $S[B]; $S_K[K]\n"
+echo -en "##\n## Multi platform binary: $OUTPUT_BIN. Done\n"
+echo -en "##\n"
+