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similarity index 100%
rename from Ubiquitous/Nuttx/aiit-riscv64-board/src/k210_ostest.c
rename to Ubiquitous/Nuttx/aiit_board/aiit-riscv64-board/src/k210_ostest.c
diff --git a/Ubiquitous/Nuttx/app_match_nuttx/build.sh b/Ubiquitous/Nuttx/app_match_nuttx/build.sh
index ed16b462c..7b5b39fcc 100644
--- a/Ubiquitous/Nuttx/app_match_nuttx/build.sh
+++ b/Ubiquitous/Nuttx/app_match_nuttx/build.sh
@@ -4,12 +4,19 @@ export current=$(pwd)
 export nuttx=$current/..
 export top=$current/../../..
 
+cd $top
+git submodule
+git submodule init
+git submodule update Ubiquitous/Nuttx/apps
+git submodule update Ubiquitous/Nuttx/nuttx
+cd $current
+
 chmod -R +x $top
 find $top -name Kconfig -exec dos2unix -q {} \;
 
 cp -rf $current/nuttx $nuttx
 cp -rf $current/apps $nuttx
-cp -rf $nuttx/aiit-arm32-board  $nuttx/nuttx/boards/arm/stm32
-cp -rf $nuttx/aiit-riscv64-board $nuttx/nuttx/boards/risc-v/k210
+cp -rf $nuttx/aiit_board/aiit-arm32-board  $nuttx/nuttx/boards/arm/stm32
+cp -rf $nuttx/aiit_board/aiit-riscv64-board $nuttx/nuttx/boards/risc-v/k210
 
 cd ../nuttx