diff --git a/build/compiler/gcc-4.9.4_thumb_linux/utils/bmp_to_565 b/build/compiler/gcc-4.9.4_thumb_linux/utils/bmp_to_565
new file mode 100755
index 0000000..b93d99d
--- /dev/null
+++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/bmp_to_565
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diff --git a/build/compiler/gcc-4.9.4_thumb_linux/utils/flex b/build/compiler/gcc-4.9.4_thumb_linux/utils/flex
new file mode 100755
index 0000000..537a1eb
--- /dev/null
+++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/flex
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diff --git a/build/compiler/gcc-4.9.4_thumb_linux/utils/flex++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/flex++
new file mode 120000
index 0000000..3110bed
--- /dev/null
+++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/flex++
@@ -0,0 +1 @@
+flex
\ No newline at end of file
diff --git a/build/compiler/gcc-4.9.4_thumb_linux/utils/ko_strip b/build/compiler/gcc-4.9.4_thumb_linux/utils/ko_strip
new file mode 100755
index 0000000..c2fbd7d
--- /dev/null
+++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/ko_strip
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diff --git a/build/compiler/gcc-4.9.4_thumb_linux/utils/lex b/build/compiler/gcc-4.9.4_thumb_linux/utils/lex
new file mode 120000
index 0000000..3110bed
--- /dev/null
+++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/lex
@@ -0,0 +1 @@
+flex
\ No newline at end of file
diff --git a/build/compiler/gcc-4.9.4_thumb_linux/utils/make b/build/compiler/gcc-4.9.4_thumb_linux/utils/make
new file mode 100755
index 0000000..491bb5f
--- /dev/null
+++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/make
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diff --git a/build/compiler/gcc-4.9.4_thumb_linux/utils/minigzip b/build/compiler/gcc-4.9.4_thumb_linux/utils/minigzip
new file mode 100755
index 0000000..cc7927f
--- /dev/null
+++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/minigzip
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diff --git a/build/compiler/gcc-4.9.4_thumb_linux/utils/minilzma b/build/compiler/gcc-4.9.4_thumb_linux/utils/minilzma
new file mode 100755
index 0000000..918c8b1
--- /dev/null
+++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/minilzma
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diff --git a/build/compiler/gcc-4.9.4_thumb_linux/utils/miniunlzma b/build/compiler/gcc-4.9.4_thumb_linux/utils/miniunlzma
new file mode 100755
index 0000000..edcb0c9
--- /dev/null
+++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/miniunlzma
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diff --git a/build/compiler/gcc-4.9.4_thumb_linux/utils/mkfs.jffs2 b/build/compiler/gcc-4.9.4_thumb_linux/utils/mkfs.jffs2
new file mode 100755
index 0000000..9832e45
--- /dev/null
+++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/mkfs.jffs2
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diff --git a/build/compiler/gcc-4.9.4_thumb_linux/utils/mkfs.jffs2_lzma b/build/compiler/gcc-4.9.4_thumb_linux/utils/mkfs.jffs2_lzma
new file mode 100755
index 0000000..915cbac
--- /dev/null
+++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/mkfs.jffs2_lzma
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diff --git a/build/compiler/gcc-4.9.4_thumb_linux/utils/mkfs.ubifs b/build/compiler/gcc-4.9.4_thumb_linux/utils/mkfs.ubifs
new file mode 100755
index 0000000..a30c839
--- /dev/null
+++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/mkfs.ubifs
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diff --git a/build/compiler/gcc-4.9.4_thumb_linux/utils/mkimage b/build/compiler/gcc-4.9.4_thumb_linux/utils/mkimage
new file mode 100755
index 0000000..add7a3c
--- /dev/null
+++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/mkimage
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diff --git a/build/compiler/gcc-4.9.4_thumb_linux/utils/mkubifs.sh b/build/compiler/gcc-4.9.4_thumb_linux/utils/mkubifs.sh
new file mode 100755
index 0000000..a135fc4
--- /dev/null
+++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/mkubifs.sh
@@ -0,0 +1,26 @@
+#!/bin/bash
+if [ $1 =  ] ;then 
+echo "Please entry inpath outpath and size(MB)"
+exit 0 
+fi
+
+if [ $2 =  ] ;then 
+echo "Please entry inpath outpath and size(MB)"
+exit 0 
+fi
+
+if [ $3 =  ] ;then 
+echo "Please entry inpath outpath and size(MB)"
+exit 0 
+fi
+
+CUSTOM_IN_DIR=$1
+CUSTOM_OUT_DIRR=$2
+CUSTOM_FS_SIZE=$3
+
+CUSTOM_FS_PEB=$[$CUSTOM_FS_SIZE* 8 - 1]
+
+mkfs.ubifs -r ${CUSTOM_IN_DIR} -m 2048 -e 129024 -c ${CUSTOM_FS_PEB}  -x zlib -o custom.img; \
+bash ubifs.sh customfs.cfg custom.img customfs ${CUSTOM_FS_SIZE}; \
+ubinize -o ${CUSTOM_OUT_DIRR} -m 2048 -p 128KiB -s 512 customfs.cfg; \
+rm custom.img customfs.cfg;\
\ No newline at end of file
diff --git a/build/compiler/gcc-4.9.4_thumb_linux/utils/ubifs.sh b/build/compiler/gcc-4.9.4_thumb_linux/utils/ubifs.sh
new file mode 100755
index 0000000..7d6b4a9
--- /dev/null
+++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/ubifs.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+cfg_file_name=$1
+img_file_name=$2
+vol_name=$3
+file_size=$4
+
+vol_size=$[$file_size*942-512]
+
+
+echo "[ubifs]"                   > $cfg_file_name
+echo "mode=ubi"                 >> $cfg_file_name
+echo "image=${img_file_name}"   >> $cfg_file_name
+echo "vol_id=0"                 >> $cfg_file_name
+echo "vol_size=${vol_size}KiB"  >> $cfg_file_name
+echo "vol_type=dynamic"         >> $cfg_file_name
+echo "vol_name=${vol_name}"     >> $cfg_file_name
+echo "vol_flags=autoresize"     >> $cfg_file_name
\ No newline at end of file
diff --git a/build/compiler/gcc-4.9.4_thumb_linux/utils/ubinize b/build/compiler/gcc-4.9.4_thumb_linux/utils/ubinize
new file mode 100755
index 0000000..a43cd9d
--- /dev/null
+++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/ubinize
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diff --git a/build/compiler/gcc-4.9.4_thumb_linux/utils/yacc b/build/compiler/gcc-4.9.4_thumb_linux/utils/yacc
new file mode 100755
index 0000000..2df8b37
--- /dev/null
+++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/yacc
@@ -0,0 +1,2 @@
+#! /bin/sh
+exec '/usr/local/bin/bison' -y "$@"
diff --git a/build/compiler/gcc-4.9.4_thumb_linux/utils/yuicompressor-2.4.8.jar b/build/compiler/gcc-4.9.4_thumb_linux/utils/yuicompressor-2.4.8.jar
new file mode 100755
index 0000000..a1cf0a0
--- /dev/null
+++ b/build/compiler/gcc-4.9.4_thumb_linux/utils/yuicompressor-2.4.8.jar
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