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new Makefile

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This commit is contained in:
Taku Shimosawa
2011-09-28 16:11:27 +09:00
parent abaa2d3a08
commit 6ba196e1df
2 changed files with 33 additions and 27 deletions
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26
kernel/Makefile
View File

@ -1,27 +1,37 @@
BUILD_TARGET = mee knf
BUILD_DIR = ../../build/mcos
SRC = $PWD
SRC = $(CURDIR)
AALBASE ?= $(SRC)/../../aal/manycore
O ?= $(KBUILD_OUTPUT)
V ?= $(VERBOSE)
KERNEL = kernel.img
KERNELS = $(addsuffix /$(KERNEL),$(addprefix $(BUILD_DIR)/,$(BUILD_TARGET)))
KERNELS = $(addsuffix /$(KERNEL),$(addprefix $(O)/,$(BUILD_TARGET)))
SUBCMD_OPTS = V='$(V)'
$(if $(O),,$(error Specify the compilation target directory))
$(if $(shell ls $(AALBASE)/Makefile.aal),,\
$(error AAL is not found in $(AALBASE)))
.PHONY: all clean
all: $(KERNELS)
%/kernel.img: %/Makefile
@echo 'MAKE TARGET' $(dir $@)
@make -C $(dir $@)
@echo 'Building for' $(dir $@)
@make --no-print-directory -C $(dir $@) $(SUBCMD_OPTS)
%/Makefile: Makefile.build FORCE
@mkdir -p $(dir $@)
@echo 'SRC = $(PWD)' > $@
@echo 'SRC = $(SRC)' > $@
@echo 'AALBASE = $(AALBASE)' >> $@
@echo 'TARGET = $(notdir $(patsubst %/,%,$(dir $@)))' >> $@
@cat Makefile.build >> $@
clean: $(addsuffix .clean,$(BUILD_TARGET))
%.clean: $(BUILD_DIR)/%/Makefile
@make -C $(BUILD_DIR)/$(basename $@) clean
%.clean: $(O)/%/Makefile
@make -C $(O)/$(basename $@) $(SUBCMD_OPTS) clean
FORCE:

34
kernel/Makefile.build
View File

@ -1,26 +1,21 @@
AALBASE=$(SRC)/../../aal/manycore
AALDIR=$(AALBASE)/$(TARGET)
SRCS=$(wildcard $(SRC)/*.c)
OBJS=$(notdir $(patsubst %.c,%.o,$(SRCS)))
CFLAGS=-Wall -nostdlib -nostdinc -isystem $(shell $(CC) -print-file-name=include) -O3 -I$(SRC)/include -mcmodel=kernel
LDFLAGS=-e arch_start
AALOBJ=$(AALDIR)/aal.o
OBJS=setup.o mem.o debug.o
DEPSRCS=$(wildcard $(SRC)/*.c)
-include $(SRC)/configs/config.$(TARGET)
include $(AALDIR)/Makefile.config
include $(SRC)/configs/config.$(TARGET)
include $(AALBASE)/Makefile.common
CFLAGS += -I$(SRC)/include -mcmodel=kernel
LDFLAGS += -e arch_start
AALOBJ = aal/aal.o
SUBCMD_OPTS = TARGET=$(TARGET) O=$(CURDIR)/aal CC=$(CC) LD=$(LD)
ld_kern_cmd_base = $(LD) $(LDFLAGS) -o $@.elf $^
mkimage_cmd_base = [ -f $(SRC)/scripts/mkimage.$(TARGET) ] && sh $(SRC)/scripts/mkimage.$(TARGET) '$@.elf' '$@' '$(SRC)' || cp $@.elf $@
ifeq ($(V),1)
ld_kern_cmd = $(ld_kern_cmd_base)
mkimage_cmd = $(mkimage_cmd_base)
else
ld_kern_cmd = @echo ' ' LDKERN $@; $(ld_kern_cmd_base)
mkimage_cmd = @echo ' ' MKIMAGE $@; $(mkimage_cmd_base)
endif
ld_kern_cmd = $(call echo_cmd,LDKERN,$@)$(ld_kern_cmd_base)
mkimage_cmd = $(call echo_cmd,MKIMAGE,$@)$(mkimage_cmd_base)
all: depend kernel.img
@ -30,15 +25,16 @@ kernel.img: $(OBJS) $(AALOBJ)
clean:
$(RM) $(OBJS) kernel.img kernel.img.elf Makefile.dep
@make -C $(AALDIR) clean
@$(submake) -C $(AALBASE) $(SUBCMD_OPTS) clean
depend: Makefile.dep
Makefile.dep: $(SRCS)
Makefile.dep: $(DEPSRCS)
$(dep_cmd)
$(AALOBJ): FORCE
@make -C $(AALDIR) CC=$(CC) LD=$(LD)
@mkdir -p $(dir $(AALOBJ))
$(call echo_cmd,BUILD AAL,$(TARGET))$(submake) -C $(AALBASE) $(SUBCMD_OPTS)
%.o: $(SRC)/%.c
$(cc_cmd)