makefile

英培特EDUKIT-III实验箱核心子板为s3c2410

# Makefile
# 2007-07-30 by Qingmin Liu

#
# top directory
#

TOPDIR := $(shell /bin/pwd)
export TOPDIR

#
# Tools
#

CROSS_COMPILE = /usr/local/arm/2.95.3/bin/arm-linux-

CC	= $(CROSS_COMPILE)gcc
LD	= $(CROSS_COMPILE)ld
AS	= $(CROSS_COMPILE)as
AR	= $(CROSS_COMPILE)ar
OBJCOPY	= $(CROSS_COMPILE)objcopy
OBJDUMP	= $(CROSS_COMPILE)objdump

export CC LD AS AR

#
# Options
#

CPPFLAGS	:= -I$(TOPDIR)/include
CFLAGS		:= $(CPPFLAGS) -Wall -O2
AFLAGS		:= -D__ASSEMBLY__ $(CPPFLAGS) 
LDFLAGS		:= -Tarch/uart.lds -Bstatic

export CPPFLAGS CFLAGS AFLAGS LDFLAGS

#
# File Collections
#

CORE_FILES = init/main.o
SUBDIRS = drivers
CLEAN_FILES =	\
	uart	\
	uart_s	\

DRIVERS := drivers/uart.o
DRIVERS +=

#
# Sub Makefile
#

include arch/Makefile

all: uart

uart: init/main.o subdirs
	$(LD) $(LDFLAGS) 	\
		$(HEAD)		\
		$(CORE_FILES)	\
		$(DRIVERS)	\
		-o $@.o
	$(OBJDUMP) -D $@.o > $@_s
	$(OBJCOPY) -O binary -S $@.o $@

subdirs: $(patsubst %, _dir_%, $(SUBDIRS))

$(patsubst %, _dir_%, $(SUBDIRS)):
	$(MAKE) -C $(patsubst _dir_%, %, $@)

clean:
	find . -name "*.o" | xargs rm -f
	$(RM) $(CLEAN_FILES)

debug:
	@echo "HEAD: $(HEAD)"
	@echo "CORE_FILES: $(CORE_FILES)"
	@echo "DRIVERS: $(DRIVERS)"
	@echo "CLEAN_FILES: $(CLEAN_FILES)"

include Rules.make