diff --git a/Makefile b/Makefile
index da05aa3f1..7dbc6820c 100644
--- a/Makefile
+++ b/Makefile
@@ -160,7 +160,6 @@ hypervisor:
 	@if [ "$(BOARD_FILE)" != "" ] && [ -f $(BOARD_FILE) ] && [ "$(SCENARIO_FILE)" != "" ] && [ -f $(SCENARIO_FILE) ] && [ "$(TARGET_DIR)" = "" ]; then \
 		echo "No TARGET_DIR parameter is specified, the original configuration source is overwritten!";\
 	fi
-	$(MAKE) -C $(T)/hypervisor HV_OBJDIR=$(HV_OUT) BOARD_FILE=$(BOARD_FILE) SCENARIO_FILE=$(SCENARIO_FILE) clean;
 	$(MAKE) -C $(T)/hypervisor HV_OBJDIR=$(HV_OUT) BOARD_FILE=$(BOARD_FILE) SCENARIO_FILE=$(SCENARIO_FILE) TARGET_DIR=$(abspath $(TARGET_DIR)) defconfig;
 	$(MAKE) -C $(T)/hypervisor HV_OBJDIR=$(HV_OUT) BOARD_FILE=$(BOARD_FILE) SCENARIO_FILE=$(SCENARIO_FILE) TARGET_DIR=$(abspath $(TARGET_DIR)) oldconfig;
 	$(MAKE) -C $(T)/hypervisor HV_OBJDIR=$(HV_OUT) BOARD_FILE=$(BOARD_FILE) SCENARIO_FILE=$(SCENARIO_FILE) TARGET_DIR=$(abspath $(TARGET_DIR))
@@ -198,7 +197,6 @@ hypervisor:
 	@cat $(HV_CFG_LOG)
 
 devicemodel: tools
-	$(MAKE) -C $(T)/devicemodel DM_OBJDIR=$(DM_OUT) RELEASE=$(RELEASE) clean
 	$(MAKE) -C $(T)/devicemodel DM_OBJDIR=$(DM_OUT) DM_BUILD_VERSION=$(BUILD_VERSION) DM_BUILD_TAG=$(BUILD_TAG) DM_ASL_COMPILER=$(ASL_COMPILER) RELEASE=$(RELEASE)
 
 tools:
diff --git a/devicemodel/Makefile b/devicemodel/Makefile
old mode 100644
new mode 100755
index 7213642ad..8f5b97c50
--- a/devicemodel/Makefile
+++ b/devicemodel/Makefile
@@ -221,9 +221,11 @@ $(VERSION_H):
 	echo "#define DM_BUILD_TIME "\""$$TIME"\""" >> $(VERSION_H);\
 	echo "#define DM_BUILD_USER "\""$$USER"\""" >> $(VERSION_H)
 
+-include $(OBJS:.o=.d)
+
 $(DM_OBJDIR)/%.o: %.c $(HEADERS)
 	[ ! -e $@ ] && mkdir -p $(dir $@); \
-	$(CC) $(CFLAGS) -c $< -o $@
+	$(CC) $(CFLAGS) -c $< -o $@ -MMD -MT $@
 
 install: $(DM_OBJDIR)/$(PROGRAM) install-samples-nuc install-samples-mrb install-bios install-samples-up2
 	install -D --mode=0755 $(DM_OBJDIR)/$(PROGRAM) $(DESTDIR)/usr/bin/$(PROGRAM)
diff --git a/misc/efi-stub/Makefile b/misc/efi-stub/Makefile
index 678056e22..f76e9d816 100644
--- a/misc/efi-stub/Makefile
+++ b/misc/efi-stub/Makefile
@@ -88,11 +88,11 @@ LDFLAGS=-T $(LDSCRIPT) -Bsymbolic -shared -nostdlib -znocombreloc \
 		-L$(LIBDIR) $(CRT0)
 EFIBIN=$(HV_OBJDIR)/$(HV_FILE).efi
 BOOT=$(EFI_OBJDIR)/boot.efi
+HV_BIN=$(HV_OBJDIR)/$(HV_FILE).bin
 
 CONF_FILE=$(CURDIR)/clearlinux/acrn.conf
 
 all: $(EFIBIN)
-	$(OBJCOPY)  --add-section .hv="$(HV_OBJDIR)/$(HV_FILE).bin"  --change-section-vma .hv=0x6e000 --set-section-flags .hv=alloc,data,contents,load  --section-alignment 0x1000 $(EFI_OBJDIR)/boot.efi  $(EFIBIN)
 
 install: $(EFIBIN) install-conf
 	install -D $(EFIBIN) $(DESTDIR)/usr/lib/acrn/$(HV_FILE).$(BOARD).$(SCENARIO).efi
@@ -101,26 +101,29 @@ install-debug: $(HV_OBJDIR)/$(HV_FILE).map $(HV_OBJDIR)/$(HV_FILE).out
 	install -D $(HV_OBJDIR)/$(HV_FILE).out $(DESTDIR)/usr/lib/acrn/$(HV_FILE).$(BOARD).$(SCENARIO).efi.out
 	install -D $(HV_OBJDIR)/$(HV_FILE).map $(DESTDIR)/usr/lib/acrn/$(HV_FILE).$(BOARD).$(SCENARIO).efi.map
 
-$(EFIBIN): $(BOOT)
+$(EFIBIN): $(BOOT) $(HV_BIN)
+	$(OBJCOPY) --add-section .hv="$(HV_BIN)"  --change-section-vma .hv=0x6e000 --set-section-flags .hv=alloc,data,contents,load  --section-alignment 0x1000 $(BOOT) $(EFIBIN)
 
-$(EFI_OBJDIR)/boot.efi: $(EFI_OBJDIR)/boot.so
+$(BOOT): $(EFI_OBJDIR)/boot.so
 
-$(EFI_OBJDIR)/boot.so: $(ACRN_OBJS) $(FS)
+$(EFI_OBJDIR)/boot.so: $(ACRN_OBJS)
 	$(LD) $(LDFLAGS) -o $@ $^  -lgnuefi -lefi $(shell $(CC) $(CFLAGS) -print-libgcc-file-name)
 
 install-conf: $(CONF_FILE)
 	install -D --mode=0644 $^ $(DESTDIR)/usr/share/acrn/samples/nuc/acrn.conf
 
 clean:
-	rm -f $(BOOT) $(HV_OBJDIR)/$(HV_FILE).efi $(EFI_OBJDIR)/boot.so $(ACRN_OBJS) $(FS)
+	rm -f $(BOOT) $(HV_OBJDIR)/$(HV_FILE).efi $(EFI_OBJDIR)/boot.so $(ACRN_OBJS)
 
-$(EFI_OBJDIR)/%.o:%.S $(HV_OBJDIR)/$(HV_CONFIG_H)
-	[ ! -e $@ ] && mkdir -p $(dir $@); \
-	$(CC) $(CFLAGS)   -c -o $@ $<
+-include $(ACRN_OBJS:.o=.d)
 
-$(EFI_OBJDIR)/%.o: %.c $(HV_OBJDIR)/$(HV_CONFIG_H)
+$(EFI_OBJDIR)/%.o:%.S
 	[ ! -e $@ ] && mkdir -p $(dir $@); \
-	$(CC) $(patsubst %, -I%, $(INCLUDE_PATH)) -I. -c $(CFLAGS) $(ARCH_CFLAGS) $< -o $@
+	$(CC) $(CFLAGS)   -c -o $@ $< -MMD -MT $@
+
+$(EFI_OBJDIR)/%.o: %.c
+	[ ! -e $@ ] && mkdir -p $(dir $@); \
+	$(CC) $(patsubst %, -I%, $(INCLUDE_PATH)) -I. -c $(CFLAGS) $(ARCH_CFLAGS) $< -o $@ -MMD -MT $@
 
 %.efi: %.so
 	$(OBJCOPY) -j .text -j .sdata -j .data -j .dynamic -j .dynsym -j .rel \