# ***********************************************************************
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# * File: makefile
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# * Version: 1.0.0
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# * Copyright: 2011 (c) Guo Wenxue <guowenxue@gmail.com>
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# * Description: Makefile used to cross compile the ASM and C source code
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# * ChangeLog: 1, Release initial version on "Mon Mar 21 21:09:52 CST 2011"
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# *
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# ***********************************************************************
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BINAME = led
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TEXTBASE = 0x0c000000
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CROSS = /opt/buildroot-2012.08/arm1176jzfs/usr/bin/arm-linux-
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#CROSS = /opt/crosstool/arm-arm1176jzfs-linux-gnueabi/bin/arm-linux-
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CC = $(CROSS)gcc
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LD = $(CROSS)ld
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AR = $(CROSS)ar
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OBJCOPY = $(CROSS)objcopy
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OBJDUMP = $(CROSS)objdump
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STRIP = $(CROSS)strip
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READELF = $(CROSS)readelf
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CFLAGS = -g -O2 -Wall -nostdinc -nostdlib -fno-builtin
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AFLAGS = $(CFLAGS) -D__ASSEMBLY__
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LDSCRIPT = ${BINAME}.lds
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LDFLAGS = -nostartfiles -T $(LDSCRIPT) -Ttext $(TEXTBASE)
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SRC_C = $(wildcard *.c)
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SRC_S = $(wildcard *.S)
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OBJ_C = $(patsubst %.c,%.o,$(SRC_C))
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OBJ_S = $(patsubst %.S,%.o,$(SRC_S))
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OBJ_ALL = $(OBJ_C) $(OBJ_S)
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.PHONY : all
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all: ${OBJ_ALL}
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${LD} $(LDFLAGS) -o ${BINAME}.elf ${OBJ_ALL}
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${OBJCOPY} -O binary -S ${BINAME}.elf ${BINAME}.bin
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${OBJDUMP} -D ${BINAME}.elf > ${BINAME}.maps
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rm -f *.elf *.o
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%.o: %.S
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$(CC) $(AFLAGS) -c -o $@ $<
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%.o: %.c
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$(CC) $(CFLAGS) -c -o $@ $<
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install:
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cp ${BINAME}.bin /tftp -f --reply=yes
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clean:
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rm -f *.elf *.o *.maps
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rm -f ${BINAME}.bin
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