diff --git a/BUILD.gn b/BUILD.gn
index 110c1ac1b1245bccf1d58172c9a9370d0426a1eb..bdf7c61e8661c2fb85e75f81a0d959e8d104a933 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -145,19 +145,6 @@ config("arch_config") {
   }
 }
 
-config("as_objs_libc_flags") {
-  defines = [ "__ASSEMBLY__" ]
-
-  # linux style macros
-  if (defined(LOSCFG_ARCH_ARM_V7A) || defined(LOSCFG_ARCH_ARM_V7R) ||
-  defined(LOSCFG_ARCH_ARM_V7M)) {
-    defines += [ "__LINUX_ARM_ARCH__=7" ]
-  } else if (defined(LOSCFG_ARCH_ARM_V8A) || defined(LOSCFG_ARCH_ARM_V8R) ||
-  defined(LOSCFG_ARCH_ARM_V8M)) {
-    defines += [ "__LINUX_ARM_ARCH__=8" ]
-  }
-}
-
 config("stdinc_config") {
   std_include = exec_script("//build/lite/run_shell_cmd.py", [ "$cc -print-file-name=include" ], "trim string")
   cflags = [
diff --git a/Kconfig b/Kconfig
index 4296a0bb714b390836e9af93a37fa20535fd7ca0..0e985d87f105fa25d3f10193e47f24f4fa58b3f5 100644
--- a/Kconfig
+++ b/Kconfig
@@ -334,7 +334,7 @@ source "bsd/dev/usb/Kconfig"
 source "../../drivers/adapter/khdf/liteos/Kconfig"
 
 # Device driver Kconfig import
-osource "$(DEVICE_PATH)/drivers/Kconfig"
+source "$(DEVICE_PATH)/drivers/Kconfig"
 
 source "drivers/char/mem/Kconfig"
 source "drivers/char/quickstart/Kconfig"
diff --git a/arch/arm/arm.mk b/arch/arm/arm.mk
index 9ca7cfeac5517d2ea2fd07f30fafbd2355dc0c7a..4ea755ede46955c968437a2915481341adcffce1 100644
--- a/arch/arm/arm.mk
+++ b/arch/arm/arm.mk
@@ -83,13 +83,3 @@ else ifeq ($(LOSCFG_ARCH_FPU_VFP_D16), y)
 else ifeq ($(LOSCFG_ARCH_FPU_VFP_D32), y)
     LITEOS_CMACRO       += -DLOSCFG_ARCH_FPU_VFP_D32
 endif
-
-# linux style macros
-LINUX_ARCH_$(LOSCFG_ARCH_ARM_V7A) = -D__LINUX_ARM_ARCH__=7
-LINUX_ARCH_$(LOSCFG_ARCH_ARM_V7R) = -D__LINUX_ARM_ARCH__=7
-LINUX_ARCH_$(LOSCFG_ARCH_ARM_V7M) = -D__LINUX_ARM_ARCH__=7
-LINUX_ARCH_$(LOSCFG_ARCH_ARM_V8A) = -D__LINUX_ARM_ARCH__=8
-LINUX_ARCH_$(LOSCFG_ARCH_ARM_V8R) = -D__LINUX_ARM_ARCH__=8
-LINUX_ARCH_$(LOSCFG_ARCH_ARM_V8M) = -D__LINUX_ARM_ARCH__=8
-
-AS_OBJS_LIBC_FLAGS      += $(LINUX_ARCH_y)
diff --git a/arch/arm/arm/BUILD.gn b/arch/arm/arm/BUILD.gn
index 86153251300f5b98387fec0a27d60fd4cb3f82c4..737f53a2f073eafcb37c9afdb4dcf2357c0130e5 100644
--- a/arch/arm/arm/BUILD.gn
+++ b/arch/arm/arm/BUILD.gn
@@ -65,7 +65,7 @@ kernel_module(module_name) {
   include_dirs = [ "src/include" ]
 
   if (defined(LOSCFG_GDB)) {
-    configs += [ "$LITEOSTOPDIR:as_objs_libc_flags" ]
+    configs += [ ":as_objs_libc_flags" ]
   }
 
   public_configs = [ ":public" ]
@@ -77,3 +77,14 @@ config("public") {
     "src/include",
   ]
 }
+
+config("as_objs_libc_flags") {
+  defines = [ "__ASSEMBLY__" ]
+
+  # linux style macros
+  if (defined(LOSCFG_ARCH_ARM_V7A) || defined(LOSCFG_ARCH_ARM_V7R) || defined(LOSCFG_ARCH_ARM_V7M)) {
+    defines += [ "__LINUX_ARM_ARCH__=7" ]
+  } else if (defined(LOSCFG_ARCH_ARM_V8A) || defined(LOSCFG_ARCH_ARM_V8R) || defined(LOSCFG_ARCH_ARM_V8M)) {
+    defines += [ "__LINUX_ARM_ARCH__=8" ]
+  }
+}
diff --git a/arch/arm/arm/Makefile b/arch/arm/arm/Makefile
index 96da3e74956f7a743c0dc0d3c9d1c22eba16aa0a..83a241a29ee25a36eaf4e32d4d2595a298e64ec3 100644
--- a/arch/arm/arm/Makefile
+++ b/arch/arm/arm/Makefile
@@ -50,6 +50,16 @@ endif
 
 LOCAL_FLAGS := $(LOCAL_INCLUDE) $(LITEOS_GCOV_OPTS)
 
+AS_OBJS_LIBC_FLAGS  = -D__ASSEMBLY__
+# linux style macros
+LINUX_ARCH_$(LOSCFG_ARCH_ARM_V7A) = -D__LINUX_ARM_ARCH__=7
+LINUX_ARCH_$(LOSCFG_ARCH_ARM_V7R) = -D__LINUX_ARM_ARCH__=7
+LINUX_ARCH_$(LOSCFG_ARCH_ARM_V7M) = -D__LINUX_ARM_ARCH__=7
+LINUX_ARCH_$(LOSCFG_ARCH_ARM_V8A) = -D__LINUX_ARM_ARCH__=8
+LINUX_ARCH_$(LOSCFG_ARCH_ARM_V8R) = -D__LINUX_ARM_ARCH__=8
+LINUX_ARCH_$(LOSCFG_ARCH_ARM_V8M) = -D__LINUX_ARM_ARCH__=8
+AS_OBJS_LIBC_FLAGS      += $(LINUX_ARCH_y)
+
 ifeq ($(LOSCFG_GDB), y)
 LOCAL_FLAGS += $(AS_OBJS_LIBC_FLAGS)
 endif
diff --git a/tools/build/mk/los_config.mk b/tools/build/mk/los_config.mk
index 7a79b3782fcfee040c93c671b836aafaf49b52e7..b43a95b9fd234c7a8e2e330616e76814f12abd4d 100644
--- a/tools/build/mk/los_config.mk
+++ b/tools/build/mk/los_config.mk
@@ -29,20 +29,57 @@
 
 -include $(LITEOS_CONFIG_FILE)
 
-HIDE := @
-OBJ_MKDIR = if [ ! -d $(dir $@) ]; then mkdir -p $(dir $@); fi
-RM = -rm -rf
-ifeq ($(OS),)
-OS := $(shell uname -s)
-export OS
+ifeq ($(ARCH),)
+ARCH = $(error ARCH not set!)
 endif
 
-ARFLAGS  := cr
+## variable define ##
+HIDE = @
+RM = -rm -rf
+ARFLAGS = cr
+OS := $(shell uname -s)
+OBJ_MKDIR = if [ ! -d $(dir $@) ]; then mkdir -p $(dir $@); fi
+OUT = $(or $(OUTDIR),$(LITEOSTOPDIR)/out/$(LOSCFG_PRODUCT_NAME:"%"=%))
+BUILD  = $(OUT)/obj
+MODULE = $(LITEOSTOPDIR)/tools/build/mk/module.mk
+LITEOS_SCRIPTPATH = $(LITEOSTOPDIR)/tools/scripts
+LITEOS_PLATFORM = $(LOSCFG_PLATFORM:"%"=%)
+LITEOSTHIRDPARTY = $(LITEOSTOPDIR)/../../third_party
 
-## platform relative ##
-ifeq ($(ARCH),)
-ARCH = $(error ARCH not set!)
+## compiler relative ##
+get_compiler_path = $(or $(wildcard $(1)),$(dir $(shell which $(CROSS_COMPILE)as)))
+ifeq ($(LOSCFG_COMPILER_CLANG_LLVM), y)
+CROSS_COMPILE ?= llvm-
+LITEOS_COMPILER_PATH ?= $(call get_compiler_path,$(LITEOSTOPDIR)/../../prebuilts/clang/ohos/linux-x86_64/llvm/bin/)
+LLVM_TARGET = $(if $(LOSCFG_LLVM_TARGET),-target $(LOSCFG_LLVM_TARGET),)
+LLVM_SYSROOT = $(if $(SYSROOT_PATH),--sysroot=$(SYSROOT_PATH),)
+CC  = $(LITEOS_COMPILER_PATH)clang $(LLVM_TARGET) $(LLVM_SYSROOT)
+AS  = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)as
+AR  = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)ar
+LD  = $(LITEOS_COMPILER_PATH)ld.lld
+GPP = $(LITEOS_COMPILER_PATH)clang++ $(LLVM_TARGET) $(LLVM_SYSROOT)
+OBJCOPY = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)objcopy -R .bss
+OBJDUMP = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)objdump
+SIZE = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)size
+NM = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)nm
+STRIP = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)strip
+else ifeq ($(LOSCFG_COMPILER_GCC), y)
+CROSS_COMPILE ?= $(LOSCFG_CROSS_COMPILE)
+LITEOS_COMPILER_PATH ?= $(call get_compiler_path,$(LITEOSTOPDIR)/../../prebuilts/gcc/linux-x86/arm/arm-linux-ohoseabi-gcc/bin/)
+CC  = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)gcc
+AS  = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)as
+AR  = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)ar
+LD  = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)ld
+GPP = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)g++
+OBJCOPY = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)objcopy
+OBJDUMP = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)objdump
+SIZE = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)size
+NM = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)nm
+STRIP = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)strip
+else
+CC  = echo $(info compiler type not set!)
 endif
+
 ## c as cxx ld options ##
 LITEOS_ASOPTS :=
 LITEOS_COPTS_BASE :=
@@ -53,7 +90,7 @@ LITEOS_CXXOPTS_BASE :=
 LITEOS_LD_OPTS :=
 LITEOS_GCOV_OPTS :=
 ## macro define ##
-LITEOS_CMACRO :=
+LITEOS_CMACRO := -D__LITEOS__
 LITEOS_CXXMACRO :=
 ## head file path and ld path ##
 LITEOS_PLATFORM_INCLUDE :=
@@ -71,46 +108,6 @@ LITEOS_LIBDEP :=
 ## directory ##
 LIB_SUBDIRS :=
 
-## variable define ##
-ifeq ($(LITEOSTHIRDPARTY),)
-LITEOSTHIRDPARTY := $(LITEOSTOPDIR)/../../third_party
-endif
-LOSCFG_BOARD_CONFIG_PATH := $(LOSCFG_BOARD_CONFIG_PATH:"%"=%)
-ifeq ($(wildcard $(LITEOSTOPDIR)/../../$(LOSCFG_BOARD_CONFIG_PATH) $(LOSCFG_BOARD_CONFIG_PATH)),)
-LOSCFG_BOARD_CONFIG_PATH := $(LOSCFG_BOARD_CONFIG_PATH:%/config/board=%/board)
-endif
-ifeq ($(LOSCFG_COMPILER_GCC), y)
-CROSS_COMPILE ?= $(LOSCFG_CROSS_COMPILE)
-LITEOS_COMPILER_PATH ?= $(LITEOSTOPDIR)/../../prebuilts/gcc/linux-x86/arm/arm-linux-ohoseabi-gcc/bin/
-else ifeq ($(LOSCFG_COMPILER_CLANG_LLVM), y)
-CROSS_COMPILE ?= llvm-
-LITEOS_COMPILER_PATH ?= $(LITEOSTOPDIR)/../../prebuilts/clang/ohos/linux-x86_64/llvm/bin/
-ifneq ($(LOSCFG_LLVM_TARGET),)
-LLVM_TARGET = -target $(LOSCFG_LLVM_TARGET)
-endif
-ifneq ($(SYSROOT_PATH),)
-LLVM_SYSROOT = --sysroot=$(SYSROOT_PATH)
-endif
-endif
-ifeq ($(wildcard $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)as),)
-LITEOS_COMPILER_PATH := $(patsubst %/$(CROSS_COMPILE)as,%/,$(shell which $(CROSS_COMPILE)as))
-endif
-LITEOS_PLATFORM := $(LOSCFG_PLATFORM:"%"=%)
-ifeq ($(OUTDIR),)
-OUT = $(LITEOSTOPDIR)/out/$(LOSCFG_PRODUCT_NAME:"%"=%)
-else
-OUT = $(OUTDIR)
-endif
-BUILD  = $(OUT)/obj
-CXX_PATH  = $(LITEOSTOPDIR)/lib/cxxstl
-JFFS_PATH  = $(LITEOSTOPDIR)/fs/jffs2
-LITEOS_SCRIPTPATH ?= $(LITEOSTOPDIR)/tools/scripts
-
-### include variable
-MODULE = $(LITEOSTOPDIR)/tools/build/mk/module.mk
-LITEOS_CMACRO      += -D__LITEOS__ -DSECUREC_IN_KERNEL=0
-AS_OBJS_LIBC_FLAGS  = -D__ASSEMBLY__
-
 ####################################### CPU Option Begin #########################################
 include $(LITEOSTOPDIR)/arch/cpu.mk
 ####################################### CPU Option End #########################################
@@ -197,6 +194,7 @@ ifeq ($(LOSCFG_LIB_LIBC), y)
     LITEOS_BASELIB        += -lsec
     LITEOS_LIBC_INCLUDE   += \
         -I $(LITEOSTHIRDPARTY)/bounds_checking_function/include
+    LITEOS_CMACRO         += -DSECUREC_IN_KERNEL=0
 endif
 
     LITEOS_BASELIB   += -lscrew
@@ -228,7 +226,6 @@ ifeq ($(LOSCFG_COMPAT_BSD), y)
     LITEOS_BASELIB += -lbsd
     LIB_SUBDIRS    += bsd
     LITEOS_BSD_INCLUDE   += -I $(LITEOSTOPDIR)/bsd
-    LITEOS_CMACRO += -DLOSCFG_COMPAT_LINUXKPI
     LITEOS_BASELIB += -llinuxkpi
     LIB_SUBDIRS       += bsd/compat/linuxkpi
     LITEOS_LINUX_INCLUDE += -I $(LITEOSTOPDIR)/bsd/compat/linuxkpi/include \
@@ -383,9 +380,6 @@ ifeq ($(LOSCFG_DRIVERS_USB), y)
     LITEOS_BASELIB  += -lusb_base
     LIB_SUBDIRS     += $(LITEOSTOPDIR)/bsd/dev/usb
     LITEOS_USB_INCLUDE += -I $(LITEOSTOPDIR)/bsd/dev/usb
-ifeq ($(LOSCFG_USB_DEBUG), y)
-    LITEOS_CMACRO   += -DLOSCFG_USB_DEBUG
-endif
 endif
 
 ifeq ($(LOSCFG_DRIVERS_VIDEO), y)
@@ -402,7 +396,6 @@ ifeq ($(LOSCFG_BASE_CORE_HILOG), y)
     LIB_SUBDIRS           += $(LITEOSTOPDIR)/../../base/hiviewdfx/hilog_lite/frameworks/featured
     LITEOS_HILOG_INCLUDE  += -I $(LITEOSTOPDIR)/../../base/hiviewdfx/hilog_lite/interfaces/native/kits
     LITEOS_HILOG_INCLUDE  += -I $(LITEOSTOPDIR)/../../base/hiviewdfx/hilog_lite/interfaces/native/kits/hilog
-    LITEOS_CMACRO += -DLOSCFG_BASE_CORE_HILOG
 endif
 ifeq ($(LOSCFG_BLACKBOX), y)
     LITEOS_BASELIB     += -lblackbox
@@ -500,30 +493,6 @@ endif
 
 ############################# Security Option End ##############################
 
-ifeq ($(LOSCFG_COMPILER_CLANG_LLVM), y)
-CC  = $(LITEOS_COMPILER_PATH)clang $(LLVM_TARGET) $(LLVM_SYSROOT)
-AS  = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)as
-AR  = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)ar
-LD  = $(LITEOS_COMPILER_PATH)ld.lld
-GPP = $(LITEOS_COMPILER_PATH)clang++ $(LLVM_TARGET) $(LLVM_SYSROOT)
-OBJCOPY = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)objcopy -R .bss
-OBJDUMP = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)objdump
-SIZE = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)size
-NM = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)nm
-STRIP = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)strip
-else
-CC  = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)gcc
-AS  = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)as
-AR  = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)ar
-LD  = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)ld
-GPP = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)g++
-OBJCOPY = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)objcopy
-OBJDUMP = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)objdump
-SIZE = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)size
-NM = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)nm
-STRIP = $(LITEOS_COMPILER_PATH)$(CROSS_COMPILE)strip
-endif
-
 LITEOS_EXTKERNEL_INCLUDE   := $(LITEOS_CPPSUPPORT_INCLUDE) $(LITEOS_DYNLOAD_INCLUDE) \
                               $(LITEOS_TICKLESS_INCLUDE)   $(LITEOS_HOOK_INCLUDE)\
                               $(LITEOS_VDSO_INCLUDE)       $(LITEOS_LITEIPC_INCLUDE) \