diff --git a/.gitignore b/.gitignore
index fc87f6d35cf93a408871b51cbc503b36f2e54d44..23b64f81a7e50444e54b4ec37dbd7fd44b33e34a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -16,9 +16,9 @@ cscope*
 tags
 
 # Menuconfig temp files
-/include/config
-/include/generated
-.config*
+/config.h
+.config
+.config.old
 
 # Build temp files
 /platform/board.ld
diff --git a/BUILD.gn b/BUILD.gn
index 696f221959371eac70ff3c166ee2dd7161d3d935..af86842e138765babb3b9b0ffcd21118abce0179 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -80,5 +80,7 @@ build_ext_component("make") {
   outdir = rebase_path(get_path_info(".", "out_dir"))
   sysroot_path = rebase_path(ohos_current_sysroot)
   arch_cflags = string_join(" ", target_arch_cflags)
-  command = "./build.sh ${board_name} ${ohos_build_compiler} ${root_build_dir} ${ohos_build_type} ${tee_enable} \"${device_company}\" \"${product_path}\" $outdir \"${ohos_version}\" ${sysroot_path} \"${arch_cflags}\""
+  command = "./build.sh ${board_name} ${ohos_build_compiler} ${root_build_dir} ${ohos_build_type} ${tee_enable}"
+  command += " \"${device_company}\" \"${product_path}\" $outdir \"${ohos_version}\" ${sysroot_path} \"${arch_cflags}\""
+  command += " \"${device_path}\""
 }
diff --git a/Kconfig b/Kconfig
index 8bce98607d0747d8992bae69abdeab6c2628441b..d8cbaa9738f366ce5bc747abe449135bd9aed066 100644
--- a/Kconfig
+++ b/Kconfig
@@ -52,15 +52,15 @@ endmenu
 menu "Platform"
 
 ######################### config options of bsp #####################
-source "../../kernel/liteos_a/platform/Kconfig"
+source "platform/Kconfig"
 
 ######################### config options of cpu arch ################
-source "../../kernel/liteos_a/arch/Kconfig"
+source "arch/Kconfig"
 
 ######################### config options of rootfs #####################
-source "../../kernel/liteos_a/kernel/common/Kconfig"
+source "kernel/common/Kconfig"
 ######################### config options of patchfs #####################
-source "../../kernel/liteos_a/kernel/common/patchfs/Kconfig"
+source "kernel/common/patchfs/Kconfig"
 
 config QUICK_START
     bool "Enable QUICK_START"
@@ -71,27 +71,24 @@ config QUICK_START
 endmenu
 
 ######################### config options of kernel #####################
-source "../../kernel/liteos_a/kernel/Kconfig"
+source "kernel/Kconfig"
 ######################### config options of lib ########################
-source "../../kernel/liteos_a/lib/Kconfig"
+source "lib/Kconfig"
 ######################### config options of compatibility ##############
 menu "Compat"
-source "../../kernel/liteos_a/compat/posix/Kconfig"
-source "../../kernel/liteos_a/bsd/Kconfig"
+source "compat/posix/Kconfig"
+source "bsd/Kconfig"
 endmenu
 
-######################### config options of framework ##################
-#source "../../frameworks/m2mcomm/Kconfig"
-
 ######################## config options of filesystem ##################
 menu "FileSystem"
-source "../../kernel/liteos_a/fs/vfs/Kconfig"
-source "../../kernel/liteos_a/fs/fat/Kconfig"
-source "../../kernel/liteos_a/fs/ramfs/Kconfig"
-source "../../kernel/liteos_a/fs/romfs/Kconfig"
-source "../../kernel/liteos_a/fs/nfs/Kconfig"
-source "../../kernel/liteos_a/fs/proc/Kconfig"
-source "../../kernel/liteos_a/fs/jffs2/Kconfig"
+source "fs/vfs/Kconfig"
+source "fs/fat/Kconfig"
+source "fs/ramfs/Kconfig"
+source "fs/romfs/Kconfig"
+source "fs/nfs/Kconfig"
+source "fs/proc/Kconfig"
+source "fs/jffs2/Kconfig"
 config ENABLE_READ_BUFFER
     bool "Enable read buffer Option"
     default n
@@ -117,7 +114,7 @@ config MAX_PATH_CACHE_SIZE
 endmenu
 
 ######################## config options of net ############################
-source "../../kernel/liteos_a/net/Kconfig"
+source "net/Kconfig"
 
 ######################## config options of debug ########################
 menu "Debug"
@@ -219,14 +216,14 @@ config DEBUG_SEMAPHORE
     help
       Answer Y to enable debug semaphore.
 
-source "../../kernel/liteos_a/shell/Kconfig"
+source "shell/Kconfig"
 config NET_LWIP_SACK_TFTP
     bool "Enable Tftp"
     default y
     depends on SHELL && NET_LWIP_SACK && DEBUG_VERSION
     help
       Answer Y to enable LiteOS support tftp cmd and tftp tool.
-source "../../kernel/liteos_a/net/telnet/Kconfig"
+source "net/telnet/Kconfig"
 config SCHED_DEBUG
     bool "Enable sched debug Feature"
     default n
@@ -265,7 +262,7 @@ config MEM_LEAKCHECK
     help
       Answer Y to enable record the LR of Function call stack of Mem operation, it can check the mem leak through the infomations of mem node.
 config BASE_MEM_NODE_INTEGRITY_CHECK
-    bool "Enable integrity check or not "
+    bool "Enable integrity check or not"
     default n
     depends on DEBUG_VERSION && MEM_DEBUG
 config MEM_WATERLINE
@@ -290,20 +287,25 @@ config DRIVERS
     help
       Answer Y to enable LiteOS support driver.
 
-source "../../kernel/liteos_a/bsd/dev/usb/Kconfig"
+source "bsd/dev/usb/Kconfig"
 source "../../drivers/adapter/khdf/liteos/Kconfig"
 
+# Device driver Kconfig import
+osource "$(DEVICE_PATH)/Kconfig"
+osource "$(DEVICE_PATH)/config/Kconfig"
+
 source "drivers/char/mem/Kconfig"
 source "drivers/char/quickstart/Kconfig"
 source "drivers/char/random/Kconfig"
-source "../../drivers/liteos/tzdriver/Kconfig"
 source "drivers/char/video/Kconfig"
+
+source "../../drivers/liteos/tzdriver/Kconfig"
 source "../../drivers/liteos/hievent/Kconfig"
 
 endmenu
 
 menu "Security"
-source "../../kernel/liteos_a/security/Kconfig"
+source "security/Kconfig"
 endmenu
 
 menu "Test"
diff --git a/Makefile b/Makefile
index 5653d002ba5327687152d39c86b689c1c8d434e3..ff3bf7c93496053ff392e6c387d6c7c11927dd6e 100644
--- a/Makefile
+++ b/Makefile
@@ -47,22 +47,17 @@ ROOTFS = rootfs
 
 LITEOS_TARGET = liteos
 LITEOS_LIBS_TARGET = libs_target
-LITEOS_MENUCONFIG_H = $(LITEOSTOPDIR)/include/generated/autoconf.h
 LITEOS_PLATFORM_BASE = $(LITEOSTOPDIR)/platform
 
 export CONFIG_=LOSCFG_
-MENUCONFIG_PATH = $(LITEOSTOPDIR)/tools/menuconfig
-KCONFIG_FILE_PATH = $(LITEOSTOPDIR)/Kconfig
-
-ifeq ($(OS), Linux)
-MENUCONFIG_MCONF := $(MENUCONFIG_PATH)/mconf
-MENUCONFIG_CONF := $(MENUCONFIG_PATH)/conf
-else
-MENUCONFIG_MCONF := $(MENUCONFIG_PATH)/kconfig-mconf.exe
-MENUCONFIG_CONF := $(MENUCONFIG_PATH)/kconfig-conf.exe
+ifeq ($(PRODUCT_PATH),)
+export PRODUCT_PATH=$(LITEOSTOPDIR)/../../device/hisilicon/drivers
 endif
 
-$(shell env CONFIG_=$(CONFIG_) $(MENUCONFIG_CONF) -s --olddefconfig $(KCONFIG_FILE_PATH))
+ifeq ($(shell which menuconfig),)
+$(shell pip install --user kconfiglib >/dev/null)
+endif
+$(shell env CONFIG_=$(CONFIG_) PRODUCT_PATH=$(PRODUCT_PATH) olddefconfig >/dev/null)
 
 -include $(LITEOSTOPDIR)/tools/build/config.mk
 
@@ -148,17 +143,12 @@ $(LITEOS_LIBS_TARGET): $(__LIBS) sysroot
 	$(HIDE)echo "=============== make lib done  ==============="
 
 ##### make menuconfig #####
-menuconfig:$(MENUCONFIG_MCONF)
-	$< $(KCONFIG_FILE_PATH)
-
-genconfig:$(MENUCONFIG_CONF)
-	$(HIDE)mkdir -p include/config include/generated
-	$< --olddefconfig $(KCONFIG_FILE_PATH)
-	$< --silentoldconfig $(KCONFIG_FILE_PATH)
+menuconfig:
+	$(HIDE)menuconfig
 ##### menuconfig end #######
 
 $(LITEOS_MENUCONFIG_H): .config
-	$(HIDE)$(MAKE) genconfig
+	$(HIDE)genconfig
 
 $(LITEOS_TARGET): $(__LIBS) sysroot
 	$(HIDE)touch $(LOSCFG_ENTRY_SRC)
@@ -223,11 +213,11 @@ update_all_config:
 	$(HIDE)shopt -s globstar && for f in tools/build/config/**/*.config ; \
 		do \
 			echo updating $$f; \
-			test -f $$f && cp $$f .config && $(MENUCONFIG_CONF) -s --olddefconfig $(KCONFIG_FILE_PATH) && $(MENUCONFIG_CONF) --savedefconfig $$f $(KCONFIG_FILE_PATH); \
+			test -f $$f && cp $$f .config && olddefconfig && savedefconfig --out $$f; \
 		done
 
-%.config:
-	$(HIDE)test -f tools/build/config/$@ && cp tools/build/config/$@ .config && $(MENUCONFIG_MCONF) $(KCONFIG_FILE_PATH) && $(MENUCONFIG_CONF) --savedefconfig tools/build/config/$@ $(KCONFIG_FILE_PATH)
+update_config:
+	$(HIDE)test -f "$(CONFIG)" && cp "$(CONFIG)" .config && menuconfig && savedefconfig --out "$(CONFIG)"
 
-.PHONY: all lib clean cleanall $(LITEOS_TARGET) debug release help update_all_config
-.PHONY: prepare sysroot cleanrootfs $(ROOTFS) $(ROOTFSDIR) $(APPS) menuconfig genconfig $(LITEOS_LIBS_TARGET) $(__LIBS) $(OUT)
+.PHONY: all lib clean cleanall $(LITEOS_TARGET) debug release help update_all_config update_config
+.PHONY: prepare sysroot cleanrootfs $(ROOTFS) $(ROOTFSDIR) $(APPS) menuconfig $(LITEOS_LIBS_TARGET) $(__LIBS) $(OUT)
diff --git a/bsd/dev/usb/Kconfig b/bsd/dev/usb/Kconfig
index 2bdac15f308e0a55f1098a9a0d8219a7a10c4966..6d365d5e09c7f14e57f1293ce2e965ca7e542a4c 100644
--- a/bsd/dev/usb/Kconfig
+++ b/bsd/dev/usb/Kconfig
@@ -15,7 +15,7 @@ config DRIVERS_USB_HOST_DRIVER
 choice
     depends on DRIVERS_USB_HOST_DRIVER
     prompt "USB HCD"
-    default y
+    default DRIVERS_USB_HOST_EHCI
     help
       Enable EHCI for USB 2.0.
       Enable XHCI for USB 3.0
diff --git a/build.sh b/build.sh
index be60ebf0bd214487b889a3850dff604148e7452e..70ffc68701d58349570c593623be56849c71db5d 100755
--- a/build.sh
+++ b/build.sh
@@ -41,6 +41,7 @@ outdir=${8}
 ohos_version=${9}
 sysroot_path=${10}
 arch_cflags=${11}
+device_path=${12}
 
 echo "${board_name}" "${device_company}"
 echo "sh param:" "$@"
@@ -95,6 +96,10 @@ if [ "x" != "x${arch_cflags}" ]; then
     export ARCH_CFLAGS="${arch_cflags}"
 fi
 
+export OUTDIR="${outdir}"
+export PRODUCT_PATH="${product_path}"
+export DEVICE_PATH="${device_path}"
+
 main && \
-make clean OUTDIR="${outdir}" PRODUCT_PATH="${product_path}" && \
-make -j rootfs VERSION="${ohos_version}" OUTDIR="${outdir}" PRODUCT_PATH="${product_path}"
+make clean && \
+make -j rootfs VERSION="${ohos_version}"
diff --git a/net/Kconfig b/net/Kconfig
index 36a9e16bfc372ca64b1fa467ee2f695955d0a61d..ca7f845874416123ff44263b296bcd72eabcd1c5 100644
--- a/net/Kconfig
+++ b/net/Kconfig
@@ -17,7 +17,7 @@ config NET_LWIP_SACK
 choice
     depends on NET_LWIP_SACK
     prompt "Lwipsack"
-    default y
+    default NET_LWIP_SACK_2_1
     help
       Enable Lwipsack for 2.x
 
diff --git a/tools/build/mk/los_config.mk b/tools/build/mk/los_config.mk
index c508de67b7ad339dd1107f07c6662c97e967575d..cbefe9c7c5d0202121fe7bf779dbc518e6f35541 100644
--- a/tools/build/mk/los_config.mk
+++ b/tools/build/mk/los_config.mk
@@ -121,7 +121,7 @@ CXX_PATH  = $(LITEOSTOPDIR)/lib/cxxstl
 JFFS_PATH  = $(LITEOSTOPDIR)/fs/jffs2
 LITEOS_SCRIPTPATH ?= $(LITEOSTOPDIR)/tools/scripts
 LITEOS_LIB_BIGODIR  = $(OUT)/lib/obj
-LITEOS_MENUCONFIG_H = $(LITEOSTOPDIR)/include/generated/autoconf.h
+LITEOS_MENUCONFIG_H = $(LITEOSTOPDIR)/config.h
 LOSCFG_ENTRY_SRC    = $(LITEOSTOPDIR)/kernel/common/los_config.c
 
 ### include variable
@@ -668,7 +668,7 @@ LITEOS_COPTS_EXTRA_INTERWORK := $(LITEOS_COPTS_EXTRA)
 endif
 
 # kernel configuration macros
-LITEOS_CMACRO     += -imacros $(LITEOS_MENUCONFIG_H)
+LITEOS_CMACRO     += -imacros "$(LITEOS_MENUCONFIG_H)"
 
 ifneq ($(LOSCFG_COMPILER_CLANG_LLVM), y)
 LITEOS_LD_OPTS += -nostartfiles
diff --git a/tools/menuconfig/conf b/tools/menuconfig/conf
deleted file mode 100755
index 6f76e9d26e6b96cd3dffbcaadee68cc86fa1cb3f..0000000000000000000000000000000000000000
Binary files a/tools/menuconfig/conf and /dev/null differ
diff --git a/tools/menuconfig/mconf b/tools/menuconfig/mconf
deleted file mode 100755
index 92c695e0936785ebff8bf408ddebe1447e2b38c6..0000000000000000000000000000000000000000
Binary files a/tools/menuconfig/mconf and /dev/null differ