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|
# Common Makefile for mini-os.
#
# Every architecture directory below mini-os/arch has to have a
# Makefile and a arch.mk.
#
export XEN_ROOT = $(CURDIR)/../..
include $(XEN_ROOT)/Config.mk
OBJ_DIR ?= $(CURDIR)
ifneq ($(stubdom),y)
include Config.mk
endif
# Include common mini-os makerules.
include minios.mk
# Set tester flags
# CFLAGS += -DBLKTEST_WRITE
# Define some default flags for linking.
LDLIBS :=
APP_LDLIBS :=
LDARCHLIB := -L$(OBJ_DIR)/$(TARGET_ARCH_DIR) -l$(ARCH_LIB_NAME)
LDFLAGS_FINAL := -T $(TARGET_ARCH_DIR)/minios-$(XEN_TARGET_ARCH).lds
# Prefix for global API names. All other symbols are localised before
# linking with EXTRA_OBJS.
GLOBAL_PREFIX := xenos_
EXTRA_OBJS =
TARGET := mini-os
# Subdirectories common to mini-os
SUBDIRS := lib xenbus console
# The common mini-os objects to build.
APP_OBJS :=
OBJS := $(patsubst %.c,$(OBJ_DIR)/%.o,$(wildcard *.c))
OBJS += $(patsubst %.c,$(OBJ_DIR)/%.o,$(wildcard lib/*.c))
OBJS += $(patsubst %.c,$(OBJ_DIR)/%.o,$(wildcard xenbus/*.c))
OBJS += $(patsubst %.c,$(OBJ_DIR)/%.o,$(wildcard console/*.c))
.PHONY: default
default: $(OBJ_DIR)/$(TARGET)
# Create special architecture specific links. The function arch_links
# has to be defined in arch.mk (see include above).
ifneq ($(ARCH_LINKS),)
$(ARCH_LINKS):
$(arch_links)
endif
.PHONY: links
links: $(ARCH_LINKS)
[ -e include/xen ] || ln -sf ../../../xen/include/public include/xen
[ -e include/mini-os ] || ln -sf . include/mini-os
[ -e include/$(TARGET_ARCH_FAM)/mini-os ] || ln -sf . include/$(TARGET_ARCH_FAM)/mini-os
.PHONY: arch_lib
arch_lib:
$(MAKE) --directory=$(TARGET_ARCH_DIR) OBJ_DIR=$(OBJ_DIR)/$(TARGET_ARCH_DIR) || exit 1;
ifeq ($(lwip),y)
# lwIP library
LWC := $(shell find $(LWIPDIR)/ -type f -name '*.c')
LWC := $(filter-out %6.c %ip6_addr.c %ethernetif.c, $(LWC))
LWO := $(patsubst %.c,%.o,$(LWC))
LWO += $(addprefix $(OBJ_DIR)/,lwip-arch.o lwip-net.o)
$(OBJ_DIR)/lwip.a: $(LWO)
$(RM) $@
$(AR) cqs $@ $^
OBJS += $(OBJ_DIR)/lwip.a
endif
OBJS := $(filter-out $(OBJ_DIR)/lwip%.o $(LWO), $(OBJS))
ifeq ($(libc),y)
APP_LDLIBS += -L$(XEN_ROOT)/stubdom/libxc-$(XEN_TARGET_ARCH) -whole-archive -lxenguest -lxenctrl -no-whole-archive
APP_LDLIBS += -lpci
APP_LDLIBS += -lz
APP_LDLIBS += -lm
LDLIBS += -lc
endif
ifneq ($(APP_OBJS)-$(lwip),-y)
OBJS := $(filter-out $(OBJ_DIR)/daytime.o, $(OBJS))
endif
$(OBJ_DIR)/$(TARGET)_app.o: $(APP_OBJS) app.lds
$(LD) -r -d $(LDFLAGS) -\( $^ -\) $(APP_LDLIBS) --undefined main -o $@
ifneq ($(APP_OBJS),)
APP_O=$(OBJ_DIR)/$(TARGET)_app.o
endif
$(OBJ_DIR)/$(TARGET): links $(OBJS) $(APP_O) arch_lib
$(LD) -r $(LDFLAGS) $(HEAD_OBJ) $(APP_O) $(OBJS) $(LDARCHLIB) $(LDLIBS) -o $@.o
$(OBJCOPY) -w -G $(GLOBAL_PREFIX)* -G _start $@.o $@.o
$(LD) $(LDFLAGS) $(LDFLAGS_FINAL) $@.o $(EXTRA_OBJS) -o $@
gzip -f -9 -c $@ >$@.gz
.PHONY: clean arch_clean
arch_clean:
$(MAKE) --directory=$(TARGET_ARCH_DIR) OBJ_DIR=$(OBJ_DIR)/$(TARGET_ARCH_DIR) clean || exit 1;
clean: arch_clean
for dir in $(addprefix $(OBJ_DIR)/,$(SUBDIRS)); do \
rm -f $$dir/*.o; \
done
rm -f $(OBJ_DIR)/*.o *~ $(OBJ_DIR)/core $(OBJ_DIR)/$(TARGET).elf $(OBJ_DIR)/$(TARGET).raw $(OBJ_DIR)/$(TARGET) $(OBJ_DIR)/$(TARGET).gz
find . $(OBJ_DIR) -type l | xargs rm -f
$(RM) $(OBJ_DIR)/lwip.a $(LWO)
rm -f tags TAGS
define all_sources
( find . -follow -name SCCS -prune -o -name '*.[chS]' -print )
endef
.PHONY: cscope
cscope:
$(all_sources) > cscope.files
cscope -k -b -q
.PHONY: tags
tags:
$(all_sources) | xargs ctags
.PHONY: TAGS
TAGS:
$(all_sources) | xargs etags
|
