Merge remote-tracking branch 'upstream/master'

47 files changed, 853 insertions, 2967 deletions

diff --git a/bsp/stm32/libraries/HAL_Drivers/drv_rtc.c b/bsp/stm32/libraries/HAL_Drivers/drv_rtc.c
index 50bbc7cc33..0f6ac24dfe 100644
--- a/bsp/stm32/libraries/HAL_Drivers/drv_rtc.c
+++ b/bsp/stm32/libraries/HAL_Drivers/drv_rtc.c
@@ -134,7 +134,7 @@ static rt_err_t rt_rtc_control(rt_device_t dev, int cmd, void *args)
     {
     case RT_DEVICE_CTRL_RTC_GET_TIME:
         *(rt_uint32_t *)args = get_rtc_timestamp();
-        LOG_D("RTC: get rtc_time %x\n", *(rt_uint32_t *)args());
+        LOG_D("RTC: get rtc_time %x\n", *(rt_uint32_t *)args);
         break;
 
     case RT_DEVICE_CTRL_RTC_SET_TIME:
diff --git a/bsp/stm32/libraries/templates/stm32f10x/SConstruct b/bsp/stm32/libraries/templates/stm32f10x/SConstruct
index b541737671..c28354a99d 100644
--- a/bsp/stm32/libraries/templates/stm32f10x/SConstruct
+++ b/bsp/stm32/libraries/templates/stm32f10x/SConstruct
@@ -32,17 +32,27 @@ if rtconfig.PLATFORM == 'iar':
 Export('RTT_ROOT')
 Export('rtconfig')
 
+SDK_ROOT = os.path.abspath('./')
+
+if os.path.exists(SDK_ROOT + '/libraries'):
+    libraries_path_prefix = SDK_ROOT + '/libraries'
+else:
+    libraries_path_prefix = os.path.dirname(SDK_ROOT) + '/libraries'
+
+SDK_LIB = libraries_path_prefix
+Export('SDK_LIB')
+
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
 
-SDK_ROOT = os.path.abspath('./')
-bsp_vdir = 'build'
-
-# include drivers
-objs.extend(SConscript(os.path.dirname(SDK_ROOT) + '/libraries/STM32F1xx_HAL/SConscript'))
+stm32_library = 'STM32F1xx_HAL'
+rtconfig.BSP_LIBRARY_TYPE = stm32_library
 
 # include libraries
-objs.extend(SConscript(os.path.dirname(SDK_ROOT) + '/libraries/HAL_Drivers/SConscript'))
+objs.extend(SConscript(os.path.join(libraries_path_prefix, stm32_library, 'SConscript')))
+
+# include drivers
+objs.extend(SConscript(os.path.join(libraries_path_prefix, 'HAL_Drivers', 'SConscript')))
 
 # make a building
 DoBuilding(TARGET, objs)
diff --git a/bsp/stm32/libraries/templates/stm32f10x/board/SConscript b/bsp/stm32/libraries/templates/stm32f10x/board/SConscript
index a0011e100f..a88ecd435d 100644
--- a/bsp/stm32/libraries/templates/stm32f10x/board/SConscript
+++ b/bsp/stm32/libraries/templates/stm32f10x/board/SConscript
@@ -1,23 +1,29 @@
+import os
 import rtconfig
 from building import *
 
+Import('SDK_LIB')
+
 cwd = GetCurrentDir()
 
-# add the general drivers.
-src = Glob('board.c')
-src += Glob('CubeMX_Config/Src/stm32f1xx_hal_msp.c')
+# add general drivers
+src = Split('''
+board.c
+CubeMX_Config/Src/stm32f1xx_hal_msp.c
+''')
 
-path = [cwd]
+path =  [cwd]
 path += [cwd + '/CubeMX_Config/Inc']
 
+startup_path_prefix = SDK_LIB
+
 if rtconfig.CROSS_TOOL == 'gcc':
-    src += [cwd + '/../../libraries/STM32F1xx_HAL/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xb.s']
+    src += [startup_path_prefix + '/STM32F1xx_HAL/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xb.s']
 elif rtconfig.CROSS_TOOL == 'keil':
-    src += [cwd + '/../../libraries/STM32F1xx_HAL/CMSIS/Device/ST/STM32F1xx/Source/Templates/arm/startup_stm32f103xb.s']
+    src += [startup_path_prefix + '/STM32F1xx_HAL/CMSIS/Device/ST/STM32F1xx/Source/Templates/arm/startup_stm32f103xb.s']
 elif rtconfig.CROSS_TOOL == 'iar':
-    src += [cwd + '/../../libraries/STM32F1xx_HAL/CMSIS/Device/ST/STM32F1xx/Source/Templates/iar/startup_stm32f103xb.s']
-
+    src += [startup_path_prefix + '/STM32F1xx_HAL/CMSIS/Device/ST/STM32F1xx/Source/Templates/iar/startup_stm32f103xb.s']
+    
 CPPDEFINES = ['STM32F103xB']
 group = DefineGroup('Drivers', src, depend = [''], CPPPATH = path, CPPDEFINES = CPPDEFINES)
-
-Return('group')
\ No newline at end of file
+Return('group')
diff --git a/bsp/stm32/libraries/templates/stm32f10x/rtconfig.py b/bsp/stm32/libraries/templates/stm32f10x/rtconfig.py
index 7906918058..79904118e5 100644
--- a/bsp/stm32/libraries/templates/stm32f10x/rtconfig.py
+++ b/bsp/stm32/libraries/templates/stm32f10x/rtconfig.py
@@ -5,6 +5,9 @@ ARCH='arm'
 CPU='cortex-m3'
 CROSS_TOOL='gcc'
 
+# bsp lib config
+BSP_LIBRARY_TYPE = None
+
 if os.getenv('RTT_CC'):
     CROSS_TOOL = os.getenv('RTT_CC')
 if os.getenv('RTT_ROOT'):
diff --git a/bsp/stm32/libraries/templates/stm32f4xx/SConstruct b/bsp/stm32/libraries/templates/stm32f4xx/SConstruct
index f9b3d33a62..c1609bf526 100644
--- a/bsp/stm32/libraries/templates/stm32f4xx/SConstruct
+++ b/bsp/stm32/libraries/templates/stm32f4xx/SConstruct
@@ -32,16 +32,27 @@ if rtconfig.PLATFORM == 'iar':
 Export('RTT_ROOT')
 Export('rtconfig')
 
+SDK_ROOT = os.path.abspath('./')
+
+if os.path.exists(SDK_ROOT + '/libraries'):
+    libraries_path_prefix = SDK_ROOT + '/libraries'
+else:
+    libraries_path_prefix = os.path.dirname(SDK_ROOT) + '/libraries'
+
+SDK_LIB = libraries_path_prefix
+Export('SDK_LIB')
+
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
 
-SDK_ROOT = os.path.abspath('./')
-
-# include drivers
-objs.extend(SConscript(os.path.dirname(SDK_ROOT) + '/libraries/STM32F4xx_HAL/SConscript'))
+stm32_library = 'STM32F4xx_HAL'
+rtconfig.BSP_LIBRARY_TYPE = stm32_library
 
 # include libraries
-objs.extend(SConscript(os.path.dirname(SDK_ROOT) + '/libraries/HAL_Drivers/SConscript'))
+objs.extend(SConscript(os.path.join(libraries_path_prefix, stm32_library, 'SConscript')))
+
+# include drivers
+objs.extend(SConscript(os.path.join(libraries_path_prefix, 'HAL_Drivers', 'SConscript')))
 
 # make a building
 DoBuilding(TARGET, objs)
diff --git a/bsp/stm32/libraries/templates/stm32f4xx/board/SConscript b/bsp/stm32/libraries/templates/stm32f4xx/board/SConscript
index 5709200ba1..c62947164b 100644
--- a/bsp/stm32/libraries/templates/stm32f4xx/board/SConscript
+++ b/bsp/stm32/libraries/templates/stm32f4xx/board/SConscript
@@ -1,21 +1,28 @@
+import os
 import rtconfig
 from building import *
 
+Import('SDK_LIB')
+
 cwd = GetCurrentDir()
 
-# add the general drivers.
-src = Glob('board.c')
-src += Glob('CubeMX_Config/Src/stm32f4xx_hal_msp.c')
+# add general drivers
+src = Split('''
+board.c
+CubeMX_Config/Src/stm32f4xx_hal_msp.c
+''')
 
-path = [cwd]
+path =  [cwd]
 path += [cwd + '/CubeMX_Config/Inc']
 
+startup_path_prefix = SDK_LIB
+
 if rtconfig.CROSS_TOOL == 'gcc':
-    src += [cwd + '/../../libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f407xx.s']
+    src += [startup_path_prefix + '/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f407xx.s']
 elif rtconfig.CROSS_TOOL == 'keil':
-    src += [cwd + '/../../libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/arm/startup_stm32f407xx.s']
+    src += [startup_path_prefix + '/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/arm/startup_stm32f407xx.s']
 elif rtconfig.CROSS_TOOL == 'iar':
-    src += [cwd + '/../../libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/iar/startup_stm32f407xx.s']
+    src += [startup_path_prefix + '/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/iar/startup_stm32f407xx.s']
 
 CPPDEFINES = ['STM32F407xx']
 group = DefineGroup('Drivers', src, depend = [''], CPPPATH = path, CPPDEFINES = CPPDEFINES)
diff --git a/bsp/stm32/libraries/templates/stm32f4xx/rtconfig.py b/bsp/stm32/libraries/templates/stm32f4xx/rtconfig.py
index ce04832ca5..2e3b7cf492 100644
--- a/bsp/stm32/libraries/templates/stm32f4xx/rtconfig.py
+++ b/bsp/stm32/libraries/templates/stm32f4xx/rtconfig.py
@@ -5,6 +5,9 @@ ARCH='arm'
 CPU='cortex-m4'
 CROSS_TOOL='gcc'
 
+# bsp lib config
+BSP_LIBRARY_TYPE = None
+
 if os.getenv('RTT_CC'):
     CROSS_TOOL = os.getenv('RTT_CC')
 if os.getenv('RTT_ROOT'):
diff --git a/bsp/stm32/libraries/templates/stm32l4xx/SConstruct b/bsp/stm32/libraries/templates/stm32l4xx/SConstruct
index 23a8f6755c..f28e552248 100644
--- a/bsp/stm32/libraries/templates/stm32l4xx/SConstruct
+++ b/bsp/stm32/libraries/templates/stm32l4xx/SConstruct
@@ -32,16 +32,27 @@ if rtconfig.PLATFORM == 'iar':
 Export('RTT_ROOT')
 Export('rtconfig')
 
+SDK_ROOT = os.path.abspath('./')
+
+if os.path.exists(SDK_ROOT + '/libraries'):
+    libraries_path_prefix = SDK_ROOT + '/libraries'
+else:
+    libraries_path_prefix = os.path.dirname(SDK_ROOT) + '/libraries'
+
+SDK_LIB = libraries_path_prefix
+Export('SDK_LIB')
+
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
 
-SDK_ROOT = os.path.abspath('./')
-
-# include drivers
-objs.extend(SConscript(os.path.dirname(SDK_ROOT) + '/libraries/STM32L4xx_HAL/SConscript'))
+stm32_library = 'STM32L4xx_HAL'
+rtconfig.BSP_LIBRARY_TYPE = stm32_library
 
 # include libraries
-objs.extend(SConscript(os.path.dirname(SDK_ROOT) + '/libraries/HAL_Drivers/SConscript'))
+objs.extend(SConscript(os.path.join(libraries_path_prefix, stm32_library, 'SConscript')))
+
+# include drivers
+objs.extend(SConscript(os.path.join(libraries_path_prefix, 'HAL_Drivers', 'SConscript')))
 
 # make a building
 DoBuilding(TARGET, objs)
diff --git a/bsp/stm32/libraries/templates/stm32l4xx/board/SConscript b/bsp/stm32/libraries/templates/stm32l4xx/board/SConscript
index a0bf277556..e826c7212d 100644
--- a/bsp/stm32/libraries/templates/stm32l4xx/board/SConscript
+++ b/bsp/stm32/libraries/templates/stm32l4xx/board/SConscript
@@ -1,21 +1,28 @@
+import os
 import rtconfig
 from building import *
 
+Import('SDK_LIB')
+
 cwd = GetCurrentDir()
 
-# add the general drivers.
-src = Glob('board.c')
-src += Glob('CubeMX_Config/Src/stm32l4xx_hal_msp.c')
+# add general drivers
+src = Split('''
+board.c
+CubeMX_Config/Src/stm32l4xx_hal_msp.c
+''')
 
-path = [cwd]
+path =  [cwd]
 path += [cwd + '/CubeMX_Config/Inc']
 
+startup_path_prefix = SDK_LIB
+
 if rtconfig.CROSS_TOOL == 'gcc':
-    src += [cwd + '/../../libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l475xx.s']
+    src += [startup_path_prefix + '/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l475xx.s']
 elif rtconfig.CROSS_TOOL == 'keil':
-    src += [cwd + '/../../libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/arm/startup_stm32l475xx.s']
+    src += [startup_path_prefix + '/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/arm/startup_stm32l475xx.s']
 elif rtconfig.CROSS_TOOL == 'iar':
-    src += [cwd + '/../../libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/iar/startup_stm32l475xx.s']
+    src += [startup_path_prefix + '/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/iar/startup_stm32l475xx.s']
 
 CPPDEFINES = ['STM32L475xx']
 group = DefineGroup('Drivers', src, depend = [''], CPPPATH = path, CPPDEFINES = CPPDEFINES)
diff --git a/bsp/stm32/libraries/templates/stm32l4xx/rtconfig.py b/bsp/stm32/libraries/templates/stm32l4xx/rtconfig.py
index 53f5cd79bc..50c1d8a0f7 100644
--- a/bsp/stm32/libraries/templates/stm32l4xx/rtconfig.py
+++ b/bsp/stm32/libraries/templates/stm32l4xx/rtconfig.py
@@ -5,6 +5,9 @@ ARCH='arm'
 CPU='cortex-m4'
 CROSS_TOOL='gcc'
 
+# bsp lib config
+BSP_LIBRARY_TYPE = None
+
 if os.getenv('RTT_CC'):
     CROSS_TOOL = os.getenv('RTT_CC')
 if os.getenv('RTT_ROOT'):
diff --git a/bsp/stm32/stm32f103-atk-nano/SConstruct b/bsp/stm32/stm32f103-atk-nano/SConstruct
index b541737671..c28354a99d 100644
--- a/bsp/stm32/stm32f103-atk-nano/SConstruct
+++ b/bsp/stm32/stm32f103-atk-nano/SConstruct
@@ -32,17 +32,27 @@ if rtconfig.PLATFORM == 'iar':
 Export('RTT_ROOT')
 Export('rtconfig')
 
+SDK_ROOT = os.path.abspath('./')
+
+if os.path.exists(SDK_ROOT + '/libraries'):
+    libraries_path_prefix = SDK_ROOT + '/libraries'
+else:
+    libraries_path_prefix = os.path.dirname(SDK_ROOT) + '/libraries'
+
+SDK_LIB = libraries_path_prefix
+Export('SDK_LIB')
+
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
 
-SDK_ROOT = os.path.abspath('./')
-bsp_vdir = 'build'
-
-# include drivers
-objs.extend(SConscript(os.path.dirname(SDK_ROOT) + '/libraries/STM32F1xx_HAL/SConscript'))
+stm32_library = 'STM32F1xx_HAL'
+rtconfig.BSP_LIBRARY_TYPE = stm32_library
 
 # include libraries
-objs.extend(SConscript(os.path.dirname(SDK_ROOT) + '/libraries/HAL_Drivers/SConscript'))
+objs.extend(SConscript(os.path.join(libraries_path_prefix, stm32_library, 'SConscript')))
+
+# include drivers
+objs.extend(SConscript(os.path.join(libraries_path_prefix, 'HAL_Drivers', 'SConscript')))
 
 # make a building
 DoBuilding(TARGET, objs)
diff --git a/bsp/stm32/stm32f103-atk-nano/board/SConscript b/bsp/stm32/stm32f103-atk-nano/board/SConscript
index 16ac2f078b..9659e84a2b 100644
--- a/bsp/stm32/stm32f103-atk-nano/board/SConscript
+++ b/bsp/stm32/stm32f103-atk-nano/board/SConscript
@@ -1,24 +1,32 @@
+import os
 import rtconfig
 from building import *
 
+Import('SDK_LIB')
+
 cwd = GetCurrentDir()
 
-src = Glob('board.c')
-src += Glob('CubeMX_Config/Src/stm32f1xx_hal_msp.c')
+# add general drivers
+src = Split('''
+board.c
+CubeMX_Config/Src/stm32f1xx_hal_msp.c
+''')
 
 if GetDepend(['BSP_USING_SPI_FLASH']):
     src += Glob('ports/spi_flash_init.c')
 
-path = [cwd]
+path =  [cwd]
 path += [cwd + '/CubeMX_Config/Inc']
 path += [cwd + '/ports']
 
+startup_path_prefix = SDK_LIB
+
 if rtconfig.CROSS_TOOL == 'gcc':
-    src += [cwd + '/../../libraries/STM32F1xx_HAL/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xb.s']
+    src += [startup_path_prefix + '/STM32F1xx_HAL/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xb.s']
 elif rtconfig.CROSS_TOOL == 'keil':
-    src += [cwd + '/../../libraries/STM32F1xx_HAL/CMSIS/Device/ST/STM32F1xx/Source/Templates/arm/startup_stm32f103xb.s']
+    src += [startup_path_prefix + '/STM32F1xx_HAL/CMSIS/Device/ST/STM32F1xx/Source/Templates/arm/startup_stm32f103xb.s']
 elif rtconfig.CROSS_TOOL == 'iar':
-    src += [cwd + '/../../libraries/STM32F1xx_HAL/CMSIS/Device/ST/STM32F1xx/Source/Templates/iar/startup_stm32f103xb.s']
+    src += [startup_path_prefix + '/STM32F1xx_HAL/CMSIS/Device/ST/STM32F1xx/Source/Templates/iar/startup_stm32f103xb.s']
     
 CPPDEFINES = ['STM32F103xB']
 group = DefineGroup('Drivers', src, depend = [''], CPPPATH = path, CPPDEFINES = CPPDEFINES)
diff --git a/bsp/stm32/stm32f103-atk-nano/rtconfig.py b/bsp/stm32/stm32f103-atk-nano/rtconfig.py
index 7906918058..79904118e5 100644
--- a/bsp/stm32/stm32f103-atk-nano/rtconfig.py
+++ b/bsp/stm32/stm32f103-atk-nano/rtconfig.py
@@ -5,6 +5,9 @@ ARCH='arm'
 CPU='cortex-m3'
 CROSS_TOOL='gcc'
 
+# bsp lib config
+BSP_LIBRARY_TYPE = None
+
 if os.getenv('RTT_CC'):
     CROSS_TOOL = os.getenv('RTT_CC')
 if os.getenv('RTT_ROOT'):
diff --git a/bsp/stm32/stm32f103-fire-arbitrary/SConstruct b/bsp/stm32/stm32f103-fire-arbitrary/SConstruct
index b541737671..c28354a99d 100644
--- a/bsp/stm32/stm32f103-fire-arbitrary/SConstruct
+++ b/bsp/stm32/stm32f103-fire-arbitrary/SConstruct
@@ -32,17 +32,27 @@ if rtconfig.PLATFORM == 'iar':
 Export('RTT_ROOT')
 Export('rtconfig')
 
+SDK_ROOT = os.path.abspath('./')
+
+if os.path.exists(SDK_ROOT + '/libraries'):
+    libraries_path_prefix = SDK_ROOT + '/libraries'
+else:
+    libraries_path_prefix = os.path.dirname(SDK_ROOT) + '/libraries'
+
+SDK_LIB = libraries_path_prefix
+Export('SDK_LIB')
+
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
 
-SDK_ROOT = os.path.abspath('./')
-bsp_vdir = 'build'
-
-# include drivers
-objs.extend(SConscript(os.path.dirname(SDK_ROOT) + '/libraries/STM32F1xx_HAL/SConscript'))
+stm32_library = 'STM32F1xx_HAL'
+rtconfig.BSP_LIBRARY_TYPE = stm32_library
 
 # include libraries
-objs.extend(SConscript(os.path.dirname(SDK_ROOT) + '/libraries/HAL_Drivers/SConscript'))
+objs.extend(SConscript(os.path.join(libraries_path_prefix, stm32_library, 'SConscript')))
+
+# include drivers
+objs.extend(SConscript(os.path.join(libraries_path_prefix, 'HAL_Drivers', 'SConscript')))
 
 # make a building
 DoBuilding(TARGET, objs)
diff --git a/bsp/stm32/stm32f103-fire-arbitrary/board/SConscript b/bsp/stm32/stm32f103-fire-arbitrary/board/SConscript
index 892d5d6fec..24b0a3b97a 100644
--- a/bsp/stm32/stm32f103-fire-arbitrary/board/SConscript
+++ b/bsp/stm32/stm32f103-fire-arbitrary/board/SConscript
@@ -1,10 +1,16 @@
+import os
 import rtconfig
 from building import *
 
+Import('SDK_LIB')
+
 cwd = GetCurrentDir()
 
-src = Glob('board.c')
-src += Glob('CubeMX_Config/Src/stm32f1xx_hal_msp.c')
+# add general drivers
+src = Split('''
+board.c
+CubeMX_Config/Src/stm32f1xx_hal_msp.c
+''')
 
 if GetDepend(['BSP_USING_ETH']):
     src += Glob('ports/w5500_device.c')
@@ -16,12 +22,14 @@ path =  [cwd]
 path += [cwd + '/CubeMX_Config/Inc']
 path += [cwd + '/ports']
 
+startup_path_prefix = SDK_LIB
+
 if rtconfig.CROSS_TOOL == 'gcc':
-    src += [cwd + '/../../libraries/STM32F1xx_HAL/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xe.s']
+    src += [startup_path_prefix + '/STM32F1xx_HAL/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xe.s']
 elif rtconfig.CROSS_TOOL == 'keil':
-    src += [cwd + '/../../libraries/STM32F1xx_HAL/CMSIS/Device/ST/STM32F1xx/Source/Templates/arm/startup_stm32f103xe.s']
+    src += [startup_path_prefix + '/STM32F1xx_HAL/CMSIS/Device/ST/STM32F1xx/Source/Templates/arm/startup_stm32f103xe.s']
 elif rtconfig.CROSS_TOOL == 'iar':
-    src += [cwd + '/../../libraries/STM32F1xx_HAL/CMSIS/Device/ST/STM32F1xx/Source/Templates/iar/startup_stm32f103xe.s']
+    src += [startup_path_prefix + '/STM32F1xx_HAL/CMSIS/Device/ST/STM32F1xx/Source/Templates/iar/startup_stm32f103xe.s']
     
 CPPDEFINES = ['STM32F103xE']
 group = DefineGroup('Drivers', src, depend = [''], CPPPATH = path, CPPDEFINES = CPPDEFINES)
diff --git a/bsp/stm32/stm32f103-fire-arbitrary/rtconfig.py b/bsp/stm32/stm32f103-fire-arbitrary/rtconfig.py
index 7906918058..79904118e5 100644
--- a/bsp/stm32/stm32f103-fire-arbitrary/rtconfig.py
+++ b/bsp/stm32/stm32f103-fire-arbitrary/rtconfig.py
@@ -5,6 +5,9 @@ ARCH='arm'
 CPU='cortex-m3'
 CROSS_TOOL='gcc'
 
+# bsp lib config
+BSP_LIBRARY_TYPE = None
+
 if os.getenv('RTT_CC'):
     CROSS_TOOL = os.getenv('RTT_CC')
 if os.getenv('RTT_ROOT'):
diff --git a/bsp/stm32/stm32f407-atk-explorer/SConstruct b/bsp/stm32/stm32f407-atk-explorer/SConstruct
index f9b3d33a62..c1609bf526 100644
--- a/bsp/stm32/stm32f407-atk-explorer/SConstruct
+++ b/bsp/stm32/stm32f407-atk-explorer/SConstruct
@@ -32,16 +32,27 @@ if rtconfig.PLATFORM == 'iar':
 Export('RTT_ROOT')
 Export('rtconfig')
 
+SDK_ROOT = os.path.abspath('./')
+
+if os.path.exists(SDK_ROOT + '/libraries'):
+    libraries_path_prefix = SDK_ROOT + '/libraries'
+else:
+    libraries_path_prefix = os.path.dirname(SDK_ROOT) + '/libraries'
+
+SDK_LIB = libraries_path_prefix
+Export('SDK_LIB')
+
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
 
-SDK_ROOT = os.path.abspath('./')
-
-# include drivers
-objs.extend(SConscript(os.path.dirname(SDK_ROOT) + '/libraries/STM32F4xx_HAL/SConscript'))
+stm32_library = 'STM32F4xx_HAL'
+rtconfig.BSP_LIBRARY_TYPE = stm32_library
 
 # include libraries
-objs.extend(SConscript(os.path.dirname(SDK_ROOT) + '/libraries/HAL_Drivers/SConscript'))
+objs.extend(SConscript(os.path.join(libraries_path_prefix, stm32_library, 'SConscript')))
+
+# include drivers
+objs.extend(SConscript(os.path.join(libraries_path_prefix, 'HAL_Drivers', 'SConscript')))
 
 # make a building
 DoBuilding(TARGET, objs)
diff --git a/bsp/stm32/stm32f407-atk-explorer/board/SConscript b/bsp/stm32/stm32f407-atk-explorer/board/SConscript
index bcaf10e784..ee12fe4ce6 100644
--- a/bsp/stm32/stm32f407-atk-explorer/board/SConscript
+++ b/bsp/stm32/stm32f407-atk-explorer/board/SConscript
@@ -1,11 +1,16 @@
+import os
 import rtconfig
 from building import *
 
+Import('SDK_LIB')
+
 cwd = GetCurrentDir()
 
-# add the general drivers.
-src = Glob('board.c')
-src += Glob('CubeMX_Config/Src/stm32f4xx_hal_msp.c')
+# add general drivers
+src = Split('''
+board.c
+CubeMX_Config/Src/stm32f4xx_hal_msp.c
+''')
 
 if GetDepend(['BSP_USING_ETH']):
     src += Glob('ports/phy_reset.c')
@@ -17,12 +22,14 @@ path =  [cwd]
 path += [cwd + '/CubeMX_Config/Inc']
 path += [cwd + '/ports']
 
+startup_path_prefix = SDK_LIB
+
 if rtconfig.CROSS_TOOL == 'gcc':
-    src += [cwd + '/../../libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f407xx.s']
+    src += [startup_path_prefix + '/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f407xx.s']
 elif rtconfig.CROSS_TOOL == 'keil':
-    src += [cwd + '/../../libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/arm/startup_stm32f407xx.s']
+    src += [startup_path_prefix + '/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/arm/startup_stm32f407xx.s']
 elif rtconfig.CROSS_TOOL == 'iar':
-    src += [cwd + '/../../libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/iar/startup_stm32f407xx.s']
+    src += [startup_path_prefix + '/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/iar/startup_stm32f407xx.s']
 
 CPPDEFINES = ['STM32F407xx']
 group = DefineGroup('Drivers', src, depend = [''], CPPPATH = path, CPPDEFINES = CPPDEFINES)
diff --git a/bsp/stm32/stm32f407-atk-explorer/rtconfig.py b/bsp/stm32/stm32f407-atk-explorer/rtconfig.py
index ce04832ca5..2e3b7cf492 100644
--- a/bsp/stm32/stm32f407-atk-explorer/rtconfig.py
+++ b/bsp/stm32/stm32f407-atk-explorer/rtconfig.py
@@ -5,6 +5,9 @@ ARCH='arm'
 CPU='cortex-m4'
 CROSS_TOOL='gcc'
 
+# bsp lib config
+BSP_LIBRARY_TYPE = None
+
 if os.getenv('RTT_CC'):
     CROSS_TOOL = os.getenv('RTT_CC')
 if os.getenv('RTT_ROOT'):
diff --git a/bsp/stm32/stm32f429-atk-apollo/SConstruct b/bsp/stm32/stm32f429-atk-apollo/SConstruct
index f9b3d33a62..c1609bf526 100644
--- a/bsp/stm32/stm32f429-atk-apollo/SConstruct
+++ b/bsp/stm32/stm32f429-atk-apollo/SConstruct
@@ -32,16 +32,27 @@ if rtconfig.PLATFORM == 'iar':
 Export('RTT_ROOT')
 Export('rtconfig')
 
+SDK_ROOT = os.path.abspath('./')
+
+if os.path.exists(SDK_ROOT + '/libraries'):
+    libraries_path_prefix = SDK_ROOT + '/libraries'
+else:
+    libraries_path_prefix = os.path.dirname(SDK_ROOT) + '/libraries'
+
+SDK_LIB = libraries_path_prefix
+Export('SDK_LIB')
+
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
 
-SDK_ROOT = os.path.abspath('./')
-
-# include drivers
-objs.extend(SConscript(os.path.dirname(SDK_ROOT) + '/libraries/STM32F4xx_HAL/SConscript'))
+stm32_library = 'STM32F4xx_HAL'
+rtconfig.BSP_LIBRARY_TYPE = stm32_library
 
 # include libraries
-objs.extend(SConscript(os.path.dirname(SDK_ROOT) + '/libraries/HAL_Drivers/SConscript'))
+objs.extend(SConscript(os.path.join(libraries_path_prefix, stm32_library, 'SConscript')))
+
+# include drivers
+objs.extend(SConscript(os.path.join(libraries_path_prefix, 'HAL_Drivers', 'SConscript')))
 
 # make a building
 DoBuilding(TARGET, objs)
diff --git a/bsp/stm32/stm32f429-atk-apollo/board/SConscript b/bsp/stm32/stm32f429-atk-apollo/board/SConscript
index f58944ccbf..e67a62e1e8 100644
--- a/bsp/stm32/stm32f429-atk-apollo/board/SConscript
+++ b/bsp/stm32/stm32f429-atk-apollo/board/SConscript
@@ -1,11 +1,16 @@
+import os
 import rtconfig
 from building import *
 
+Import('SDK_LIB')
+
 cwd = GetCurrentDir()
 
-# add the general drivers.
-src =  Glob('board.c')
-src += Glob('CubeMX_Config/Src/stm32f4xx_hal_msp.c')
+# add general drivers
+src = Split('''
+board.c
+CubeMX_Config/Src/stm32f4xx_hal_msp.c
+''')
 
 if GetDepend(['BSP_USING_ETH']):
     src += Glob('ports/phy_reset.c')
@@ -16,17 +21,15 @@ if GetDepend(['BSP_USING_SPI_FLASH']):
 path =  [cwd]
 path += [cwd + '/CubeMX_Config/Inc']
 path += [cwd + '/ports']
-
-
-if GetDepend(['BSP_USING_SDRAM']):
-    path += [cwd + '/ports']
+    
+startup_path_prefix = SDK_LIB
 
 if rtconfig.CROSS_TOOL == 'gcc':
-    src += [cwd + '/../../libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f429xx.s']
+    src += [startup_path_prefix + '/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f429xx.s']
 elif rtconfig.CROSS_TOOL == 'keil':
-    src += [cwd + '/../../libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/arm/startup_stm32f429xx.s']
+    src += [startup_path_prefix + '/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/arm/startup_stm32f429xx.s']
 elif rtconfig.CROSS_TOOL == 'iar':
-    src += [cwd + '/../../libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/iar/startup_stm32f429xx.s']
+    src += [startup_path_prefix + '/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/iar/startup_stm32f429xx.s']
 
 CPPDEFINES = ['STM32F429xx']
 group = DefineGroup('Drivers', src, depend = [''], CPPPATH = path, CPPDEFINES = CPPDEFINES)
diff --git a/bsp/stm32/stm32f429-atk-apollo/rtconfig.py b/bsp/stm32/stm32f429-atk-apollo/rtconfig.py
index ce04832ca5..2e3b7cf492 100644
--- a/bsp/stm32/stm32f429-atk-apollo/rtconfig.py
+++ b/bsp/stm32/stm32f429-atk-apollo/rtconfig.py
@@ -5,6 +5,9 @@ ARCH='arm'
 CPU='cortex-m4'
 CROSS_TOOL='gcc'
 
+# bsp lib config
+BSP_LIBRARY_TYPE = None
+
 if os.getenv('RTT_CC'):
     CROSS_TOOL = os.getenv('RTT_CC')
 if os.getenv('RTT_ROOT'):
diff --git a/bsp/stm32/stm32f429-fire-challenger/SConstruct b/bsp/stm32/stm32f429-fire-challenger/SConstruct
index f9b3d33a62..c1609bf526 100644
--- a/bsp/stm32/stm32f429-fire-challenger/SConstruct
+++ b/bsp/stm32/stm32f429-fire-challenger/SConstruct
@@ -32,16 +32,27 @@ if rtconfig.PLATFORM == 'iar':
 Export('RTT_ROOT')
 Export('rtconfig')
 
+SDK_ROOT = os.path.abspath('./')
+
+if os.path.exists(SDK_ROOT + '/libraries'):
+    libraries_path_prefix = SDK_ROOT + '/libraries'
+else:
+    libraries_path_prefix = os.path.dirname(SDK_ROOT) + '/libraries'
+
+SDK_LIB = libraries_path_prefix
+Export('SDK_LIB')
+
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
 
-SDK_ROOT = os.path.abspath('./')
-
-# include drivers
-objs.extend(SConscript(os.path.dirname(SDK_ROOT) + '/libraries/STM32F4xx_HAL/SConscript'))
+stm32_library = 'STM32F4xx_HAL'
+rtconfig.BSP_LIBRARY_TYPE = stm32_library
 
 # include libraries
-objs.extend(SConscript(os.path.dirname(SDK_ROOT) + '/libraries/HAL_Drivers/SConscript'))
+objs.extend(SConscript(os.path.join(libraries_path_prefix, stm32_library, 'SConscript')))
+
+# include drivers
+objs.extend(SConscript(os.path.join(libraries_path_prefix, 'HAL_Drivers', 'SConscript')))
 
 # make a building
 DoBuilding(TARGET, objs)
diff --git a/bsp/stm32/stm32f429-fire-challenger/board/SConscript b/bsp/stm32/stm32f429-fire-challenger/board/SConscript
index b42904e35d..7345e4e191 100644
--- a/bsp/stm32/stm32f429-fire-challenger/board/SConscript
+++ b/bsp/stm32/stm32f429-fire-challenger/board/SConscript
@@ -1,11 +1,16 @@
+import os
 import rtconfig
 from building import *
 
+Import('SDK_LIB')
+
 cwd = GetCurrentDir()
 
-# add the general drivers.
-src = Glob('board.c')
-src += Glob('CubeMX_Config/Src/stm32f4xx_hal_msp.c')
+# add general drivers
+src = Split('''
+board.c
+CubeMX_Config/Src/stm32f4xx_hal_msp.c
+''')
 
 if GetDepend(['BSP_USING_ETH']):
     src += Glob('ports/phy_reset.c')
@@ -13,19 +18,18 @@ if GetDepend(['BSP_USING_ETH']):
 if GetDepend(['BSP_USING_SPI_FLASH']):
     src += Glob('ports/spi_flash_init.c')
 
-path = [cwd]
+path =  [cwd]
 path += [cwd + '/CubeMX_Config/Inc']
 path += [cwd + '/ports']
 
-if GetDepend(['BSP_USING_SDRAM']):
-    path += [cwd + '/ports']
+startup_path_prefix = SDK_LIB
 
 if rtconfig.CROSS_TOOL == 'gcc':
-    src += [cwd + '/../../libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f429xx.s']
+    src += [startup_path_prefix + '/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f429xx.s']
 elif rtconfig.CROSS_TOOL == 'keil':
-    src += [cwd + '/../../libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/arm/startup_stm32f429xx.s']
+    src += [startup_path_prefix + '/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/arm/startup_stm32f429xx.s']
 elif rtconfig.CROSS_TOOL == 'iar':
-    src += [cwd + '/../../libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/iar/startup_stm32f429xx.s']
+    src += [startup_path_prefix + '/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/iar/startup_stm32f429xx.s']
 
 CPPDEFINES = ['STM32F429xx']
 group = DefineGroup('Drivers', src, depend = [''], CPPPATH = path, CPPDEFINES = CPPDEFINES)
diff --git a/bsp/stm32/stm32f429-fire-challenger/rtconfig.py b/bsp/stm32/stm32f429-fire-challenger/rtconfig.py
index ce04832ca5..2e3b7cf492 100644
--- a/bsp/stm32/stm32f429-fire-challenger/rtconfig.py
+++ b/bsp/stm32/stm32f429-fire-challenger/rtconfig.py
@@ -5,6 +5,9 @@ ARCH='arm'
 CPU='cortex-m4'
 CROSS_TOOL='gcc'
 
+# bsp lib config
+BSP_LIBRARY_TYPE = None
+
 if os.getenv('RTT_CC'):
     CROSS_TOOL = os.getenv('RTT_CC')
 if os.getenv('RTT_ROOT'):
diff --git a/bsp/stm32/stm32f767-fire-challenger/.config b/bsp/stm32/stm32f767-fire-challenger/.config
index 5cb84f7e8c..90f3a7719a 100644
--- a/bsp/stm32/stm32f767-fire-challenger/.config
+++ b/bsp/stm32/stm32f767-fire-challenger/.config
@@ -111,7 +111,7 @@ CONFIG_FINSH_ARG_MAX=10
 CONFIG_RT_USING_DEVICE_IPC=y
 CONFIG_RT_PIPE_BUFSZ=512
 CONFIG_RT_USING_SERIAL=y
-CONFIG_RT_SERIAL_USING_DMA=y
+# CONFIG_RT_SERIAL_USING_DMA is not set
 # CONFIG_RT_USING_CAN is not set
 # CONFIG_RT_USING_HWTIMER is not set
 # CONFIG_RT_USING_CPUTIME is not set
@@ -198,6 +198,7 @@ CONFIG_RT_USING_PIN=y
 #
 # CONFIG_PKG_USING_PAHOMQTT is not set
 # CONFIG_PKG_USING_WEBCLIENT is not set
+# CONFIG_PKG_USING_WEBNET is not set
 # CONFIG_PKG_USING_MONGOOSE is not set
 # CONFIG_PKG_USING_WEBTERMINAL is not set
 # CONFIG_PKG_USING_CJSON is not set
@@ -223,6 +224,7 @@ CONFIG_RT_USING_PIN=y
 # CONFIG_PKG_USING_NOPOLL is not set
 # CONFIG_PKG_USING_NETUTILS is not set
 # CONFIG_PKG_USING_AT_DEVICE is not set
+# CONFIG_PKG_USING_WIZNET is not set
 
 #
 # IoT Cloud
@@ -231,6 +233,7 @@ CONFIG_RT_USING_PIN=y
 # CONFIG_PKG_USING_GAGENT_CLOUD is not set
 # CONFIG_PKG_USING_ALI_IOTKIT is not set
 # CONFIG_PKG_USING_AZURE is not set
+# CONFIG_PKG_USING_TENCENT_IOTKIT is not set
 
 #
 # security packages
@@ -259,6 +262,9 @@ CONFIG_RT_USING_PIN=y
 # CONFIG_PKG_USING_EASYFLASH is not set
 # CONFIG_PKG_USING_EASYLOGGER is not set
 # CONFIG_PKG_USING_SYSTEMVIEW is not set
+# CONFIG_PKG_USING_RDB is not set
+# CONFIG_PKG_USING_QRCODE is not set
+# CONFIG_PKG_USING_ULOG_EASYFLASH is not set
 
 #
 # system packages
@@ -273,17 +279,24 @@ CONFIG_RT_USING_PIN=y
 # CONFIG_PKG_USING_SQLITE is not set
 # CONFIG_PKG_USING_RTI is not set
 # CONFIG_PKG_USING_LITTLEVGL2RTT is not set
+# CONFIG_PKG_USING_CMSIS is not set
+# CONFIG_PKG_USING_DFS_YAFFS is not set
+# CONFIG_PKG_USING_LITTLEFS is not set
 
 #
 # peripheral libraries and drivers
 #
-# CONFIG_PKG_USING_STM32F4_HAL is not set
-# CONFIG_PKG_USING_STM32F4_DRIVERS is not set
 # CONFIG_PKG_USING_REALTEK_AMEBA is not set
 # CONFIG_PKG_USING_SHT2X is not set
 # CONFIG_PKG_USING_AHT10 is not set
 # CONFIG_PKG_USING_AP3216C is not set
 # CONFIG_PKG_USING_STM32_SDIO is not set
+# CONFIG_PKG_USING_ICM20608 is not set
+# CONFIG_PKG_USING_U8G2 is not set
+# CONFIG_PKG_USING_BUTTON is not set
+# CONFIG_PKG_USING_MPU6XXX is not set
+# CONFIG_PKG_USING_PCF8574 is not set
+# CONFIG_PKG_USING_KENDRYTE_SDK is not set
 
 #
 # miscellaneous packages
@@ -297,10 +310,7 @@ CONFIG_RT_USING_PIN=y
 # CONFIG_PKG_USING_CANFESTIVAL is not set
 # CONFIG_PKG_USING_ZLIB is not set
 # CONFIG_PKG_USING_DSTR is not set
-
-#
-# sample package
-#
+# CONFIG_PKG_USING_TINYFRAME is not set
 
 #
 # samples: kernel and components samples
@@ -309,10 +319,6 @@ CONFIG_RT_USING_PIN=y
 # CONFIG_PKG_USING_FILESYSTEM_SAMPLES is not set
 # CONFIG_PKG_USING_NETWORK_SAMPLES is not set
 # CONFIG_PKG_USING_PERIPHERAL_SAMPLES is not set
-
-#
-# example package: hello
-#
 # CONFIG_PKG_USING_HELLO is not set
 CONFIG_SOC_FAMILY_STM32=y
 CONFIG_SOC_SERIES_STM32F7=y
@@ -328,6 +334,8 @@ CONFIG_SOC_STM32F767IG=y
 CONFIG_BSP_USING_USB_TO_USART=y
 # CONFIG_BSP_USING_RS232 is not set
 # CONFIG_BSP_USING_SDRAM is not set
+# CONFIG_BSP_USING_QSPI_FLASH is not set
+# CONFIG_BSP_USING_MPU6050 is not set
 
 #
 # On-chip Peripheral Drivers
@@ -342,8 +350,12 @@ CONFIG_BSP_USING_UART1=y
 # CONFIG_BSP_USING_SPI2 is not set
 # CONFIG_BSP_USING_SPI5 is not set
 # CONFIG_BSP_SPI_USING_DMA is not set
+# CONFIG_BSP_USING_QSPI is not set
 # CONFIG_BSP_USING_ADC is not set
 # CONFIG_BSP_USING_I2C1 is not set
+# CONFIG_BSP_USING_I2C2 is not set
+# CONFIG_BSP_USING_I2C3 is not set
+# CONFIG_BSP_USING_I2C4 is not set
 # CONFIG_BSP_USING_ONCHIP_RTC is not set
 # CONFIG_BSP_USING_WDT is not set
 
diff --git a/bsp/stm32/stm32f767-fire-challenger/project.uvoptx b/bsp/stm32/stm32f767-fire-challenger/project.uvoptx
deleted file mode 100644
index 58301aec94..0000000000
--- a/bsp/stm32/stm32f767-fire-challenger/project.uvoptx
+++ /dev/null
@@ -1,1764 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
-<ProjectOpt xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_optx.xsd">
-
-  <SchemaVersion>1.0</SchemaVersion>
-
-  <Header>### uVision Project, (C) Keil Software</Header>
-
-  <Extensions>
-    <cExt>*.c</cExt>
-    <aExt>*.s*; *.src; *.a*</aExt>
-    <oExt>*.obj; *.o</oExt>
-    <lExt>*.lib</lExt>
-    <tExt>*.txt; *.h; *.inc</tExt>
-    <pExt>*.plm</pExt>
-    <CppX>*.cpp</CppX>
-    <nMigrate>0</nMigrate>
-  </Extensions>
-
-  <DaveTm>
-    <dwLowDateTime>0</dwLowDateTime>
-    <dwHighDateTime>0</dwHighDateTime>
-  </DaveTm>
-
-  <Target>
-    <TargetName>rt-thread</TargetName>
-    <ToolsetNumber>0x4</ToolsetNumber>
-    <ToolsetName>ARM-ADS</ToolsetName>
-    <TargetOption>
-      <CLKADS>12000000</CLKADS>
-      <OPTTT>
-        <gFlags>1</gFlags>
-        <BeepAtEnd>1</BeepAtEnd>
-        <RunSim>0</RunSim>
-        <RunTarget>1</RunTarget>
-        <RunAbUc>0</RunAbUc>
-      </OPTTT>
-      <OPTHX>
-        <HexSelection>1</HexSelection>
-        <FlashByte>65535</FlashByte>
-        <HexRangeLowAddress>0</HexRangeLowAddress>
-        <HexRangeHighAddress>0</HexRangeHighAddress>
-        <HexOffset>0</HexOffset>
-      </OPTHX>
-      <OPTLEX>
-        <PageWidth>79</PageWidth>
-        <PageLength>66</PageLength>
-        <TabStop>8</TabStop>
-        <ListingPath>.\build\keil\List\</ListingPath>
-      </OPTLEX>
-      <ListingPage>
-        <CreateCListing>1</CreateCListing>
-        <CreateAListing>1</CreateAListing>
-        <CreateLListing>1</CreateLListing>
-        <CreateIListing>0</CreateIListing>
-        <AsmCond>1</AsmCond>
-        <AsmSymb>1</AsmSymb>
-        <AsmXref>0</AsmXref>
-        <CCond>1</CCond>
-        <CCode>0</CCode>
-        <CListInc>0</CListInc>
-        <CSymb>0</CSymb>
-        <LinkerCodeListing>0</LinkerCodeListing>
-      </ListingPage>
-      <OPTXL>
-        <LMap>1</LMap>
-        <LComments>1</LComments>
-        <LGenerateSymbols>1</LGenerateSymbols>
-        <LLibSym>1</LLibSym>
-        <LLines>1</LLines>
-        <LLocSym>1</LLocSym>
-        <LPubSym>1</LPubSym>
-        <LXref>0</LXref>
-        <LExpSel>0</LExpSel>
-      </OPTXL>
-      <OPTFL>
-        <tvExp>1</tvExp>
-        <tvExpOptDlg>0</tvExpOptDlg>
-        <IsCurrentTarget>1</IsCurrentTarget>
-      </OPTFL>
-      <CpuCode>18</CpuCode>
-      <DebugOpt>
-        <uSim>0</uSim>
-        <uTrg>1</uTrg>
-        <sLdApp>1</sLdApp>
-        <sGomain>1</sGomain>
-        <sRbreak>1</sRbreak>
-        <sRwatch>1</sRwatch>
-        <sRmem>1</sRmem>
-        <sRfunc>1</sRfunc>
-        <sRbox>1</sRbox>
-        <tLdApp>1</tLdApp>
-        <tGomain>1</tGomain>
-        <tRbreak>1</tRbreak>
-        <tRwatch>1</tRwatch>
-        <tRmem>1</tRmem>
-        <tRfunc>0</tRfunc>
-        <tRbox>1</tRbox>
-        <tRtrace>1</tRtrace>
-        <sRSysVw>1</sRSysVw>
-        <tRSysVw>1</tRSysVw>
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diff --git a/bsp/stm32/stm32f767-fire-challenger/project.uvprojx b/bsp/stm32/stm32f767-fire-challenger/project.uvprojx
deleted file mode 100644
index 746cbc6e4d..0000000000
--- a/bsp/stm32/stm32f767-fire-challenger/project.uvprojx
+++ /dev/null
@@ -1,1062 +0,0 @@
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-              <FileName>stm32f7xx_hal_sdram.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_hal_sdram.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_hal_smartcard.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_hal_smartcard.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_hal_smartcard_ex.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_hal_smartcard_ex.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_hal_smbus.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_hal_smbus.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_hal_spdifrx.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_hal_spdifrx.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_hal_spi.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_hal_spi.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_hal_sram.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_hal_sram.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_hal_tim.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_hal_tim.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_hal_tim_ex.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_hal_tim_ex.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_hal_uart.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_hal_uart.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_hal_usart.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_hal_usart.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_hal_wwdg.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_hal_wwdg.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_adc.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_adc.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_crc.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_crc.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_dac.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_dac.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_dma.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_dma.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_dma2d.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_dma2d.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_exti.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_exti.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_fmc.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_fmc.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_gpio.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_gpio.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_i2c.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_i2c.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_lptim.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_lptim.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_pwr.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_pwr.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_rcc.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_rcc.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_rng.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_rng.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_rtc.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_rtc.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_sdmmc.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_sdmmc.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_spi.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_spi.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_tim.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_tim.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_usart.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_usart.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_usb.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_usb.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f7xx_ll_utils.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\STM32F7xx_HAL_Driver\Src\stm32f7xx_ll_utils.c</FilePath>
-            </File>
-            <File>
-              <FileName>system_stm32f7xx.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\libraries\STM32F7xx_HAL\CMSIS\Device\ST\STM32F7xx\Source\Templates\system_stm32f7xx.c</FilePath>
-            </File>
-          </Files>
-        </Group>
-      </Groups>
-    </Target>
-  </Targets>
-
-  <RTE>
-    <apis/>
-    <components/>
-    <files/>
-  </RTE>
-
-</Project>
diff --git a/bsp/stm32/stm32f767-fire-challenger/rtconfig.h b/bsp/stm32/stm32f767-fire-challenger/rtconfig.h
index 69261c5e1e..d001b714a7 100644
--- a/bsp/stm32/stm32f767-fire-challenger/rtconfig.h
+++ b/bsp/stm32/stm32f767-fire-challenger/rtconfig.h
@@ -78,7 +78,6 @@
 #define RT_USING_DEVICE_IPC
 #define RT_PIPE_BUFSZ 512
 #define RT_USING_SERIAL
-#define RT_SERIAL_USING_DMA
 #define RT_USING_PIN
 
 /* Using WiFi */
@@ -150,13 +149,8 @@
 /* miscellaneous packages */
 
 
-/* sample package */
-
 /* samples: kernel and components samples */
 
-
-/* example package: hello */
-
 #define SOC_FAMILY_STM32
 #define SOC_SERIES_STM32F7
 
diff --git a/components/dfs/src/dfs_file.c b/components/dfs/src/dfs_file.c
index 646ae58e36..e7071522ce 100644
--- a/components/dfs/src/dfs_file.c
+++ b/components/dfs/src/dfs_file.c
@@ -171,7 +171,7 @@ int dfs_file_ioctl(struct dfs_fd *fd, int cmd, void *args)
             return fd->flags; /* return flags */
         case F_SETFL:
             {
-                int flags = (int)args;
+                int flags = (int)(rt_base_t)args;
                 int mask  = O_NONBLOCK | O_APPEND;
 
                 flags &= mask;
diff --git a/components/dfs/src/poll.c b/components/dfs/src/poll.c
index 6655a8a667..6f83762082 100644
--- a/components/dfs/src/poll.c
+++ b/components/dfs/src/poll.c
@@ -40,7 +40,7 @@ static int __wqueue_pollwake(struct rt_wqueue_node *wait, void *key)
 {
     struct rt_poll_node *pn;
 
-    if (key && !((rt_uint32_t)key & wait->key))
+    if (key && !((rt_ubase_t)key & wait->key))
         return -1;
 
     pn = rt_container_of(wait, struct rt_poll_node, wqn);
diff --git a/components/drivers/sdio/mmcsd_core.c b/components/drivers/sdio/mmcsd_core.c
index d1f5978374..2206960a69 100644
--- a/components/drivers/sdio/mmcsd_core.c
+++ b/components/drivers/sdio/mmcsd_core.c
@@ -595,7 +595,7 @@ static void mmcsd_power_off(struct rt_mmcsd_host *host)
 int mmcsd_wait_cd_changed(rt_int32_t timeout)
 {
     struct rt_mmcsd_host *host;
-    if (rt_mb_recv(&mmcsd_hotpluge_mb, (rt_uint32_t*)&host, timeout) == RT_EOK)
+    if (rt_mb_recv(&mmcsd_hotpluge_mb, (rt_ubase_t *)&host, timeout) == RT_EOK)
     {
         if(host->card == RT_NULL)
         {
@@ -623,7 +623,7 @@ void mmcsd_detect(void *param)
 
     while (1) 
     {
-        if (rt_mb_recv(&mmcsd_detect_mb, (rt_uint32_t*)&host, RT_WAITING_FOREVER) == RT_EOK)
+        if (rt_mb_recv(&mmcsd_detect_mb, (rt_ubase_t *)&host, RT_WAITING_FOREVER) == RT_EOK)
         {
             if (host->card == RT_NULL)
             {
diff --git a/components/net/at/at_socket/at_socket.c b/components/net/at/at_socket/at_socket.c
index 84325c1501..3925f0f57c 100644
--- a/components/net/at/at_socket/at_socket.c
+++ b/components/net/at/at_socket/at_socket.c
@@ -627,6 +627,15 @@ int at_recvfrom(int socket, void *mem, size_t len, int flags, struct sockaddr *f
         at_dev_ops->at_set_event_cb(AT_SOCKET_EVT_CLOSED, at_closed_notice_cb);
     }
 
+    /* receive packet list last transmission of remaining data */
+    rt_mutex_take(sock->recv_lock, RT_WAITING_FOREVER);
+    if((recv_len = at_recvpkt_get(&(sock->recvpkt_list), (char *)mem, len)) > 0)
+    {
+        rt_mutex_release(sock->recv_lock);
+        goto __exit;
+    }
+    rt_mutex_release(sock->recv_lock);
+        
     /* socket passively closed, receive function return 0 */
     if (sock->state == AT_SOCKET_CLOSED)
     {
@@ -640,15 +649,6 @@ int at_recvfrom(int socket, void *mem, size_t len, int flags, struct sockaddr *f
         goto __exit;
     }
 
-    /* receive packet list last transmission of remaining data */
-    rt_mutex_take(sock->recv_lock, RT_WAITING_FOREVER);
-    if((recv_len = at_recvpkt_get(&(sock->recvpkt_list), (char *)mem, len)) > 0)
-    {
-        rt_mutex_release(sock->recv_lock);
-        goto __exit;
-    }
-    rt_mutex_release(sock->recv_lock);
-
     /* non-blocking sockets receive data */
     if (flags & MSG_DONTWAIT)
     {
diff --git a/components/net/lwip-2.0.2/src/arch/sys_arch.c b/components/net/lwip-2.0.2/src/arch/sys_arch.c
index 7a92170886..b2abaeab54 100644
--- a/components/net/lwip-2.0.2/src/arch/sys_arch.c
+++ b/components/net/lwip-2.0.2/src/arch/sys_arch.c
@@ -508,7 +508,7 @@ u32_t sys_arch_mbox_fetch(sys_mbox_t *mbox, void **msg, u32_t timeout)
             t = timeout / (1000/RT_TICK_PER_SECOND);
     }
 
-    ret = rt_mb_recv(*mbox, (rt_uint32_t *)msg, t);
+    ret = rt_mb_recv(*mbox, (rt_ubase_t *)msg, t);
 
     if(ret == -RT_ETIMEOUT)
         return SYS_ARCH_TIMEOUT;
@@ -539,7 +539,7 @@ u32_t sys_arch_mbox_tryfetch(sys_mbox_t *mbox, void **msg)
 {
     int ret;
 
-    ret = rt_mb_recv(*mbox, (rt_uint32_t *)msg, 0);
+    ret = rt_mb_recv(*mbox, (rt_ubase_t *)msg, 0);
 
     if(ret == -RT_ETIMEOUT)
         return SYS_ARCH_TIMEOUT;
diff --git a/components/net/lwip-2.0.2/src/netif/ethernetif.c b/components/net/lwip-2.0.2/src/netif/ethernetif.c
index 8b05e592d4..f9a798f594 100644
--- a/components/net/lwip-2.0.2/src/netif/ethernetif.c
+++ b/components/net/lwip-2.0.2/src/netif/ethernetif.c
@@ -329,7 +329,7 @@ static void eth_tx_thread_entry(void* parameter)
 
     while (1)
     {
-        if (rt_mb_recv(&eth_tx_thread_mb, (rt_uint32_t*)&msg, RT_WAITING_FOREVER) == RT_EOK)
+        if (rt_mb_recv(&eth_tx_thread_mb, (rt_ubase_t *)&msg, RT_WAITING_FOREVER) == RT_EOK)
         {
             struct eth_device* enetif;
 
@@ -361,7 +361,7 @@ static void eth_rx_thread_entry(void* parameter)
 
     while (1)
     {
-        if (rt_mb_recv(&eth_rx_thread_mb, (rt_uint32_t*)&device, RT_WAITING_FOREVER) == RT_EOK)
+        if (rt_mb_recv(&eth_rx_thread_mb, (rt_ubase_t *)&device, RT_WAITING_FOREVER) == RT_EOK)
         {
             struct pbuf *p;
 
diff --git a/components/utilities/Kconfig b/components/utilities/Kconfig
index e830d94578..8e43cfa0a0 100644
--- a/components/utilities/Kconfig
+++ b/components/utilities/Kconfig
@@ -230,4 +230,8 @@ config RT_USING_ULOG
                 sfotware module version number
     endif
 
+config RT_USING_UTEST
+    bool "Enable utest (RT-Thread test framework)"
+    default n
+
 endmenu
diff --git a/components/utilities/utest/SConscript b/components/utilities/utest/SConscript
new file mode 100644
index 0000000000..dc77bc2591
--- /dev/null
+++ b/components/utilities/utest/SConscript
@@ -0,0 +1,8 @@
+from building import *
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c')
+CPPPATH = [cwd]
+group   = DefineGroup('utest', src, depend = ['RT_USING_UTEST'], CPPPATH = CPPPATH)
+
+Return('group')
diff --git a/components/utilities/utest/utest.c b/components/utilities/utest/utest.c
new file mode 100644
index 0000000000..0f5a206d3c
--- /dev/null
+++ b/components/utilities/utest/utest.c
@@ -0,0 +1,238 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2018-11-19     MurphyZhao   the first version
+ */
+
+#include "utest.h"
+#include <rtthread.h>
+#include <finsh.h>
+
+#undef DBG_SECTION_NAME
+#undef DBG_LEVEL
+#undef DBG_COLOR
+#undef DBG_ENABLE
+
+#define DBG_ENABLE
+#define DBG_SECTION_NAME          "utest"
+#ifdef UTEST_DEBUG
+#define DBG_LEVEL                 DBG_LOG
+#else
+#define DBG_LEVEL                 DBG_INFO
+#endif
+#define DBG_COLOR
+#include <rtdbg.h>
+
+#if RT_CONSOLEBUF_SIZE < 256
+#error "RT_CONSOLEBUF_SIZE is less than 256!"
+#endif
+
+static utest_tc_export_t tc_table = RT_NULL;
+static rt_size_t tc_num;
+static struct utest local_utest = {UTEST_PASSED, 0, 0};
+
+#if defined(__ICCARM__) || defined(__ICCRX__)         /* for IAR compiler */
+#pragma section="UtestTcTab"
+#endif
+
+int utest_init(void)
+{
+    /* initialize the utest commands table.*/
+#if defined(__CC_ARM)                                 /* ARM C Compiler */
+    extern const int UtestTcTab$$Base;
+    extern const int UtestTcTab$$Limit;
+    tc_table = (utest_tc_export_t)&UtestTcTab$$Base;
+    tc_num = (utest_tc_export_t)&UtestTcTab$$Limit - tc_table;
+#elif defined (__ICCARM__) || defined(__ICCRX__)      /* for IAR Compiler */
+    tc_table = (utest_tc_export_t)__section_begin("UtestTcTab");
+    tc_num = (utest_tc_export_t)__section_end("UtestTcTab") - tc_table;
+#elif defined (__GNUC__)                              /* for GCC Compiler */
+    extern const int __rt_utest_tc_tab_start;
+    extern const int __rt_utest_tc_tab_end;
+    tc_table = (utest_tc_export_t)&__rt_utest_tc_tab_start;
+    tc_num = (utest_tc_export_t) &__rt_utest_tc_tab_end - tc_table;
+#endif /* defined(__CC_ARM) */
+
+    LOG_I("utest is initialize success.");
+    LOG_I("total utest testcase num: (%d)", tc_num);
+    return tc_num;
+}
+INIT_COMPONENT_EXPORT(utest_init);
+
+static void utest_tc_list(void)
+{
+    rt_size_t i = 0;
+
+    LOG_I("Commands list : ");
+
+    for (i = 0; i < tc_num; i++)
+    {
+        LOG_I("[testcase name]:%s; [run timeout]:%d", tc_table[i].name, tc_table[i].run_timeout);
+    }
+}
+MSH_CMD_EXPORT_ALIAS(utest_tc_list, utest_list, output all utest testcase);
+
+static const char *file_basename(const char *file)
+{
+    char *end_ptr = RT_NULL;
+    char *rst = RT_NULL;
+
+    if (!((end_ptr = strrchr(file, '\\')) != RT_NULL || \
+        (end_ptr = strrchr(file, '/')) != RT_NULL) || \
+        (rt_strlen(file) < 2))
+    {
+        rst = (char *)file;
+    }
+    else
+    {
+        rst = (char *)(end_ptr + 1);
+    }
+    return (const char *)rst;
+}
+
+static void utest_run(const char *utest_name)
+{
+    rt_size_t i = 0;
+
+    LOG_I("[==========] [ utest    ] started");
+    while(i < tc_num)
+    {
+        if (utest_name && rt_strcmp(utest_name, tc_table[i].name))
+        {
+            i++;
+            continue;
+        }
+
+        LOG_I("[----------] [ testcase ] (%s) started", tc_table[i].name);
+        if (tc_table[i].init != RT_NULL)
+        {
+            if (tc_table[i].init() != RT_EOK)
+            {
+                LOG_I("[  FAILED  ] [ result   ] testcase (%s)", tc_table[i].name);
+                goto __tc_continue;
+            }
+        }
+
+        if (tc_table[i].tc != RT_NULL)
+        {
+            tc_table[i].tc();
+            if (local_utest.failed_num == 0)
+            {
+                LOG_I("[  PASSED  ] [ result   ] testcase (%s)", tc_table[i].name);
+            }
+            else
+            {
+                LOG_I("[  FAILED  ] [ result   ] testcase (%s)", tc_table[i].name);
+            }
+        }
+        else
+        {
+            LOG_I("[  FAILED  ] [ result   ] testcase (%s)", tc_table[i].name);
+        }
+
+        if (tc_table[i].cleanup != RT_NULL)
+        {
+            if (tc_table[i].cleanup() != RT_EOK)
+            {
+                LOG_I("[  FAILED  ] [ result   ] testcase (%s)", tc_table[i].name);
+                goto __tc_continue;
+            }
+        }
+
+__tc_continue:
+        LOG_I("[----------] [ testcase ] (%s) finished", tc_table[i].name);
+
+        i++;
+    }
+    LOG_I("[==========] [ utest    ] finished");
+}
+
+static void utest_testcase_run(int argc, char** argv)
+{
+    char utest_name[UTEST_NAME_MAX_LEN];
+
+    if (argc == 1)
+    {
+        utest_run(RT_NULL);
+    }
+    else if (argc == 2)
+    {
+        rt_memset(utest_name, 0x0, sizeof(utest_name));
+        rt_strncpy(utest_name, argv[1], sizeof(utest_name) -1);
+        utest_run(utest_name);
+    }
+    else
+    {
+        LOG_E("[  error   ] at (%s:%d), in param error.", __func__, __LINE__);
+    }
+}
+MSH_CMD_EXPORT_ALIAS(utest_testcase_run, utest_run, utest_run [testcase name]);
+
+utest_t utest_handle_get(void)
+{
+    return (utest_t)&local_utest;
+}
+
+void utest_unit_run(test_unit_func func, const char *unit_func_name)
+{
+    // LOG_I("[==========] utest unit name: (%s)", unit_func_name);
+    local_utest.error = UTEST_PASSED;
+    local_utest.passed_num = 0;
+    local_utest.failed_num = 0;
+
+    if (func != RT_NULL)
+    {
+        func();
+    }
+}
+
+void utest_assert(int value, const char *file, int line, const char *func, const char *msg)
+{
+    if (!(value))
+    {
+        local_utest.error = UTEST_FAILED;
+        local_utest.failed_num ++;
+        LOG_E("[  ASSERT  ] [ unit     ] at (%s); func: (%s:%d); msg: (%s)", file_basename(file), func, line, msg);
+    }
+    else
+    {
+        LOG_D("[    OK    ] [ unit     ] (%s:%d) is passed", func, line);
+        local_utest.error = UTEST_PASSED;
+        local_utest.passed_num ++;
+    }
+}
+
+void utest_assert_string(const char *a, const char *b, rt_bool_t equal, const char *file, int line, const char *func, const char *msg)
+{
+    if (a == RT_NULL || b == RT_NULL)
+    {
+        utest_assert(0, file, line, func, msg);
+    }
+
+    if (equal)
+    {
+        if (rt_strcmp(a, b) == 0)
+        {
+            utest_assert(1, file, line, func, msg);
+        }
+        else
+        {
+            utest_assert(0, file, line, func, msg);
+        }
+    }
+    else
+    {
+        if (rt_strcmp(a, b) == 0)
+        {
+            utest_assert(0, file, line, func, msg);
+        }
+        else
+        {
+            utest_assert(1, file, line, func, msg);
+        }
+    }
+}
diff --git a/components/utilities/utest/utest.h b/components/utilities/utest/utest.h
new file mode 100644
index 0000000000..5a7e8af721
--- /dev/null
+++ b/components/utilities/utest/utest.h
@@ -0,0 +1,159 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2018-11-19     MurphyZhao   the first version
+ */
+
+#ifndef __UTEST_H__
+#define __UTEST_H__
+
+#include <rtthread.h>
+#include "utest_log.h"
+
+/**
+ * utest_error
+ * 
+ * @brief Test result.
+ * 
+ * @member UTEST_PASSED Test success.
+ * @member UTEST_FAILED Test failed.
+ * @member UTEST_PASSED Test skipped.
+ * 
+*/
+enum utest_error
+{
+    UTEST_PASSED  = 0,
+    UTEST_FAILED  = 1,
+    UTEST_SKIPPED = 2
+};
+typedef enum utest_error utest_err_e;
+
+/**
+ * utest
+ * 
+ * @brief utest data structure.
+ * 
+ * @member error      Error number from enum `utest_error`.
+ * @member passed_num Total number of tests passed.
+ * @member failed_num Total number of tests failed.
+ * 
+*/
+struct utest
+{
+    utest_err_e error;
+    uint32_t passed_num;
+    uint32_t failed_num;
+};
+typedef struct utest *utest_t;
+
+/**
+ * utest_tc_export
+ * 
+ * @brief utest testcase data structure.
+ *        Will export the data to `UtestTcTab` section in flash.
+ * 
+ * @member name        Testcase name.
+ * @member run_timeout Testcase maximum test time.
+ * @member init        Necessary initialization before executing the test case function.
+ * @member tc          Total number of tests failed.
+ * @member cleanup     Total number of tests failed.
+ * 
+*/
+struct utest_tc_export {
+    const char  *name;
+    uint32_t     run_timeout;
+    rt_err_t   (*init)(void);
+    void       (*tc)(void);
+    rt_err_t   (*cleanup)(void);
+};
+typedef struct utest_tc_export *utest_tc_export_t;
+
+/**
+ * test_unit_func
+ * 
+ * @brief Unit test handler function pointer.
+ * 
+*/
+typedef void (*test_unit_func)(void);
+
+/**
+ * utest_unit_run
+ * 
+ * @brief Unit test function executor.
+ *        No need for the user to call this function directly
+ * 
+ * @param func           Unit test function.
+ * @param unit_func_name Unit test function name.
+ * 
+ * @return void
+ * 
+*/
+void utest_unit_run(test_unit_func func, const char *unit_func_name);
+
+/**
+ * utest_handle_get
+ * 
+ * @brief Get the utest data structure handle.
+ *        No need for the user to call this function directly
+ * 
+ * @param void
+ * 
+ * @return utest_t type. (struct utest *)
+ * 
+*/
+utest_t utest_handle_get(void);
+
+/**
+ * UTEST_NAME_MAX_LEN
+ * 
+ * @brief Testcase name maximum length.
+ * 
+*/
+#define UTEST_NAME_MAX_LEN (128u)
+
+/**
+ * UTEST_TC_EXPORT
+ * 
+ * @brief Export testcase function to `UtestTcTab` section in flash.
+ *        Used in application layer.
+ * 
+ * @param testcase The testcase function.
+ * @param name     The testcase name.
+ * @param init     The initialization function of the test case.
+ * @param cleanup  The cleanup function of the test case.
+ * @param timeout  Testcase maximum test time.
+ * 
+ * @return None
+ * 
+*/
+#define UTEST_TC_EXPORT(testcase, name, init, cleanup, timeout)                \
+    RT_USED static const struct utest_tc_export _utest_testcase                \
+    SECTION("UtestTcTab") =                                                    \
+    {                                                                          \
+        name,                                                                  \
+        timeout,                                                               \
+        init,                                                                  \
+        testcase,                                                              \
+        cleanup                                                                \
+    }
+
+/**
+ * UTEST_UNIT_RUN
+ * 
+ * @brief Unit test function executor.
+ *        Used in `testcase` function in application.
+ * 
+ * @param test_unit_func Unit test function
+ * 
+ * @return None
+ * 
+*/
+#define UTEST_UNIT_RUN(test_unit_func)                                         \
+    utest_unit_run(test_unit_func, #test_unit_func);                           \
+    if(utest_handle_get()->failed_num != 0) return;
+
+#endif /* __UTEST_H__ */
diff --git a/components/utilities/utest/utest_assert.h b/components/utilities/utest/utest_assert.h
new file mode 100644
index 0000000000..997e8ae7f3
--- /dev/null
+++ b/components/utilities/utest/utest_assert.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2018-11-19     MurphyZhao   the first version
+ */
+
+#ifndef __UTEST_ASSERT_H__
+#define __UTEST_ASSERT_H__
+
+#include "utest.h"
+#include <rtthread.h>
+
+/* No need for the user to use this function directly */
+void utest_assert(int value, const char *file, int line, const char *func, const char *msg);
+
+/* No need for the user to use this function directly */
+void utest_assert_string(const char *a, const char *b, rt_bool_t equal, const char *file, int line, const char *func, const char *msg);
+
+/* No need for the user to use this macro directly */
+#define __utest_assert(value, msg) utest_assert(value, __FILE__, __LINE__, __func__, msg)
+
+/**
+ * uassert_x macros
+ * 
+ * @brief Get the utest data structure handle.
+ *        No need for the user to call this function directly.
+ * 
+ * @macro uassert_true          if @value is true,     not assert, means passing.
+ * @macro uassert_false         if @value is false,    not assert, means passing.
+ * @macro uassert_null          if @value is null,     not assert, means passing.
+ * @macro uassert_not_null      if @value is not null, not assert, means passing.
+ * @macro uassert_int_equal     if @a equal to @b,     not assert, means passing. Integer type test.
+ * @macro uassert_int_not_equal if @a not equal to @b, not assert, means passing. Integer type test.
+ * @macro uassert_str_equal     if @a equal to @b,     not assert, means passing. String type test.
+ * @macro uassert_str_not_equal if @a not equal to @b, not assert, means passing. String type test.
+ * @macro uassert_in_range      if @value is in range of min and max,     not assert, means passing.
+ * @macro uassert_not_in_range  if @value is not in range of min and max, not assert, means passing.
+ * 
+*/
+#define uassert_true(value)      __utest_assert(value, "(" #value ") is false")
+#define uassert_false(value)     __utest_assert(!(value), "(" #value ") is true")
+#define uassert_null(value)      __utest_assert((const char *)(value) == NULL, "(" #value ") is not null")
+#define uassert_not_null(value)  __utest_assert((const char *)(value) != NULL, "(" #value ") is null")
+
+#define uassert_int_equal(a, b)      __utest_assert((a) == (b), "(" #a ") not equal to (" #b ")")
+#define uassert_int_not_equal(a, b)  __utest_assert((a) != (b), "(" #a ") equal to (" #b ")")
+
+#define uassert_str_equal(a, b)      utest_assert_string((const char*)(a), (const char*)(b), RT_TRUE, __FILE__, __LINE__, __func__, "string not equal")
+#define uassert_str_not_equal(a, b)  utest_assert_string((const char*)(a), (const char*)(b), RT_FALSE, __FILE__, __LINE__, __func__, "string equal")
+
+#define uassert_in_range(value, min, max)     __utest_assert(((value >= min) && (value <= max)), "(" #value ") not in range("#min","#max")") 
+#define uassert_not_in_range(value, min, max) __utest_assert(!((value >= min) && (value <= max)), "(" #value ") in range("#min","#max")")
+
+#endif /* __UTEST_ASSERT_H__ */
diff --git a/components/utilities/utest/utest_log.h b/components/utilities/utest/utest_log.h
new file mode 100644
index 0000000000..c954046b76
--- /dev/null
+++ b/components/utilities/utest/utest_log.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2018-11-19     MurphyZhao   the first version
+ */
+
+#ifndef __UTEST_LOG_H__
+#define __UTEST_LOG_H__
+
+#define UTEST_DEBUG
+
+#undef DBG_SECTION_NAME
+#undef DBG_LEVEL
+#undef DBG_COLOR
+#undef DBG_ENABLE
+
+#define DBG_ENABLE
+#define DBG_SECTION_NAME          "testcase"
+#ifdef UTEST_DEBUG
+#define DBG_LEVEL                 DBG_LOG
+#else
+#define DBG_LEVEL                 DBG_INFO
+#endif
+#define DBG_COLOR
+#include <rtdbg.h>
+
+#endif /* __UTEST_LOG_H__ */
diff --git a/include/rtdef.h b/include/rtdef.h
index 253ec36968..6d5263ef62 100644
--- a/include/rtdef.h
+++ b/include/rtdef.h
@@ -500,7 +500,7 @@ typedef siginfo_t rt_siginfo_t;
 #define RT_THREAD_CTRL_CLOSE            0x01                /**< Close thread. */
 #define RT_THREAD_CTRL_CHANGE_PRIORITY  0x02                /**< Change thread priority. */
 #define RT_THREAD_CTRL_INFO             0x03                /**< Get thread information. */
-#define RT_THREAD_CTRL_BIND_CPU         0x03                /**< Set thread bind cpu. */
+#define RT_THREAD_CTRL_BIND_CPU         0x04                /**< Set thread bind cpu. */
 
 #ifdef RT_USING_SMP
 
diff --git a/src/cpu.c b/src/cpu.c
index ef6dce1787..3e2d65dfb9 100644
--- a/src/cpu.c
+++ b/src/cpu.c
@@ -86,6 +86,6 @@ void rt_cpus_lock_status_restore(struct rt_thread *thread)
         rt_hw_spin_unlock(&_cpus_lock);
     }
 }
-RTM_EXPORT(rt_post_switch);
+RTM_EXPORT(rt_cpus_lock_status_restore);
 
 #endif
diff --git a/src/memheap.c b/src/memheap.c
index eb5d710029..aef56e1a74 100644
--- a/src/memheap.c
+++ b/src/memheap.c
@@ -34,7 +34,7 @@
 #define RT_MEMHEAP_MINIALLOC    12
 
 #define RT_MEMHEAP_SIZE         RT_ALIGN(sizeof(struct rt_memheap_item), RT_ALIGN_SIZE)
-#define MEMITEM_SIZE(item)      ((rt_uint32_t)item->next - (rt_uint32_t)item - RT_MEMHEAP_SIZE)
+#define MEMITEM_SIZE(item)      ((rt_ubase_t)item->next - (rt_ubase_t)item - RT_MEMHEAP_SIZE)
 
 /*
  * The initialized memory pool will be:
diff --git a/src/scheduler.c b/src/scheduler.c
index e177bde6b7..aafa1f4529 100644
--- a/src/scheduler.c
+++ b/src/scheduler.c
@@ -99,11 +99,19 @@ static void _rt_scheduler_stack_check(struct rt_thread *thread)
         level = rt_hw_interrupt_disable();
         while (level);
     }
+#if defined(ARCH_CPU_STACK_GROWS_UPWARD)
+    else if ((rt_ubase_t)thread->sp > ((rt_ubase_t)thread->stack_addr + thread->stack_size))
+    {
+        rt_kprintf("warning: %s stack is close to the top of stack address.\n",
+                   thread->name);
+    }
+#else
     else if ((rt_ubase_t)thread->sp <= ((rt_ubase_t)thread->stack_addr + 32))
     {
         rt_kprintf("warning: %s stack is close to end of stack address.\n",
                    thread->name);
     }
+#endif
 }
 #endif
 
diff --git a/tools/building.py b/tools/building.py
index ba6c5000e4..eb2da2fab9 100644
--- a/tools/building.py
+++ b/tools/building.py
@@ -810,6 +810,9 @@ def EndBuilding(target, program = None):
     Env['target']  = program
     Env['project'] = Projects
 
+    if hasattr(rtconfig, 'BSP_LIBRARY_TYPE'):
+        Env['bsp_lib_type'] = rtconfig.BSP_LIBRARY_TYPE
+
     Env.AddPostAction(target, rtconfig.POST_ACTION)
     # Add addition clean files
     Clean(target, 'cconfig.h')
diff --git a/tools/mkdist.py b/tools/mkdist.py
index eef6bfd118..e927417fc4 100644
--- a/tools/mkdist.py
+++ b/tools/mkdist.py
@@ -122,6 +122,24 @@ def bsp_update_kconfig(dist_dir):
                 line = line[0:position] + 'default: "rt-thread"\n'
                 found = 0
             f.write(line)
+            
+def bsp_update_kconfig_library(dist_dir):
+    # change RTT_ROOT in Kconfig
+    if not os.path.isfile(os.path.join(dist_dir, 'Kconfig')):
+        return
+
+    with open(os.path.join(dist_dir, 'Kconfig'), 'r') as f:
+        data = f.readlines()
+    with open(os.path.join(dist_dir, 'Kconfig'), 'w') as f:
+        found = 0
+        for line in data:
+            if line.find('RTT_ROOT') != -1:
+                found = 1
+            if line.find('../libraries') != -1 and found:
+                position = line.find('../libraries')
+                line = line[0:position] + 'libraries/Kconfig"\n'
+                found = 0
+            f.write(line)
 
 def bs_update_ide_project(bsp_root, rtt_root):
     import subprocess
@@ -169,6 +187,15 @@ def MkDist_Strip(program, BSP_ROOT, RTT_ROOT, Env):
     print('=> %s' % os.path.basename(BSP_ROOT))
     bsp_copy_files(BSP_ROOT, dist_dir)
 
+    # copy stm32 bsp libiary files
+    if os.path.basename(os.path.dirname(BSP_ROOT)) == 'stm32':
+        print("=> copy stm32 bsp library")
+        library_path = os.path.join(os.path.dirname(BSP_ROOT), 'libraries')
+        library_dir  = os.path.join(dist_dir, 'libraries')
+        bsp_copy_files(os.path.join(library_path, 'HAL_Drivers'), os.path.join(library_dir, 'HAL_Drivers'))
+        bsp_copy_files(os.path.join(library_path, Env['bsp_lib_type']), os.path.join(library_dir, Env['bsp_lib_type']))
+        shutil.copyfile(os.path.join(library_path, 'Kconfig'), os.path.join(library_dir, 'Kconfig'))
+
     # get all source files from program
     for item in program:
         walk_children(item)
@@ -260,6 +287,7 @@ def MkDist_Strip(program, BSP_ROOT, RTT_ROOT, Env):
     bsp_update_sconstruct(dist_dir)
     # change RTT_ROOT in Kconfig
     bsp_update_kconfig(dist_dir)
+    bsp_update_kconfig_library(dist_dir)
     # update all project files
     bs_update_ide_project(dist_dir, target_path)
 
@@ -280,6 +308,15 @@ def MkDist(program, BSP_ROOT, RTT_ROOT, Env):
     print('=> %s' % os.path.basename(BSP_ROOT))
     bsp_copy_files(BSP_ROOT, dist_dir)
 
+    # copy stm32 bsp libiary files
+    if os.path.basename(os.path.dirname(BSP_ROOT)) == 'stm32':
+        print("=> copy stm32 bsp library")
+        library_path = os.path.join(os.path.dirname(BSP_ROOT), 'libraries')
+        library_dir  = os.path.join(dist_dir, 'libraries')
+        bsp_copy_files(os.path.join(library_path, 'HAL_Drivers'), os.path.join(library_dir, 'HAL_Drivers'))
+        bsp_copy_files(os.path.join(library_path, Env['bsp_lib_type']), os.path.join(library_dir, Env['bsp_lib_type']))
+        shutil.copyfile(os.path.join(library_path, 'Kconfig'), os.path.join(library_dir, 'Kconfig'))
+    
     # copy tools directory
     print('=> components')
     do_copy_folder(os.path.join(RTT_ROOT, 'components'), os.path.join(target_path, 'components'))
@@ -316,6 +353,7 @@ def MkDist(program, BSP_ROOT, RTT_ROOT, Env):
     bsp_update_sconstruct(dist_dir)
     # change RTT_ROOT in Kconfig
     bsp_update_kconfig(dist_dir)
+    bsp_update_kconfig_library(dist_dir)
     # update all project files
     bs_update_ide_project(dist_dir, target_path)