makefile

bootloader源代码

#
# Makefile for Boot Loader
#

MAJORVERSION = 1
MINORVERSION = 0
PATCHLEVEL = 0

# RELEASE VERSION = y, DEVELOPER VERSION = n
#RELEASE = y
RELEASE = n

include ../player_def.env

FIPDIR = $(EM85xx_ROOT)/fip/fipmodule
LOADERSDIR = $(EM85xx_ROOT)/loaders
ULINUXDIR = $(EM85xx_ROOT)/uClinux-2.4/include

CC = arm-elf-gcc
LD = arm-elf-ld
AS = arm-elf-as
OBJCOPY = arm-elf-objcopy
CFLAGS  = -O2 -fomit-frame-pointer -fno-builtin -nostdinc -nostdlib -ffunction-sections -fdata-sections -Wall -I. -I$(FIPDIR) -I$(FIPDIR)/private -I$(FIPDIR)/boot -I$(FIPDIR)/$(FIPUSER) -D$(PLAYER_DEF) -I$(ULINUXDIR) -DHAVE_NO_KERNEL

MAINSRCS = cloader.S main.c bootdisc.c bootflash.c kunzip.c inflate.c atapi.c specific.c uart.c qdt.c util.c

ifeq ($(RELEASE), n)
MAINSRCS += bootmenu.c bootconfig.c vsprintf.c flash.c uucodec.c quasar.c net.c dm9000.c net_ipv4.c timer.c net_ipv4_bootp.c net_ipv4_tftp.c
endif

ALLSRCS = loader0.S softboot.c $(MAINSRCS)
ALLOBJS = $(addsuffix .o, $(basename $(notdir $(ALLSRCS)))) fipuser.o

HDEP = version.h config.h

all: loader.bin

oldway: version.h loader0.bin main.bin boot-parameters
	cat loader0.bin /dev/zero | dd of=loader.bin count=1
	cat main.bin >> loader.bin 

version.h : ./Makefile
	@echo "/*" > $@
	@echo " * Boot Loader Version" >> $@
	@echo " *" >> $@
	@echo " * This file is automatically generated from Makefile" >> $@
	@echo " */" >> $@
	@echo "" >> $@
	@echo "#ifndef __JASPERBOOT_VERSION_H" >> $@
	@echo "#define __JASPERBOOT_VERSION_H" >> $@
	@echo "" >> $@
	@echo "#define BOOTLOADER_MAJORVERSION		$(MAJORVERSION)" >> $@
	@echo "#define BOOTLOADER_MINORVERSION		$(MINORVERSION)" >> $@
	@echo "#define BOOTLOADER_PATCHLEVEL		$(PATCHLEVEL)" >> $@
	@echo "" >> $@
	@echo "#define MAKE_VERSION(a, b, c)		(((a) << 16) | ((b) << 8) | (c))" >> $@
	@echo "#define BOOTLOADER_VERSION			MAKE_VERSION($(MAJORVERSION), $(MINORVERSION), $(PATCHLEVEL))" >> $@
	@echo "#define BOOTLOADER_VERSIONSTR		\"$(MAJORVERSION).$(MINORVERSION).$(PATCHLEVEL)\"" >> $@
	@echo "" >> $@
ifeq ($(RELEASE), n)
	@echo "#define CONFIG_DEVEL" >> $@
else
	@echo "#define CONFIG_RELEASE" >> $@
endif
	@echo "" >> $@
	@echo "#endif" >> $@

loader.bin: loader.elf
	$(OBJCOPY) -Obinary $< $@
	uuencode loader.bin loader.bin > /tmp/loader.bin

loader.elf: $(ALLOBJS)
	$(LD) -e 0 --gc-sections -Tboot.ld -o $@ $^

loader0.bin: loader0.elf
	$(OBJCOPY) -Obinary $< $@

loader0.elf: loader0.o
	$(LD) -e 0 -Ttext 0 -o $@ $<

loader0.o: loader0.S $(HDEP)

cloader.o: cloader.S config.h
	$(CC) $(CFLAGS) -c -o $@ $<

main.bin: main.elf
	$(OBJCOPY) -Obinary $< $@

main.elf: $(MAINOBJS)
	$(LD) --gc-section -Ttext 0x01300000 -o $@ $^

fipuser.o:
	$(MAKE) -C $(FIPDIR) OS=boot BUILDTYPE=boot
	cp $(FIPDIR)/fipuser.o fipuser.o

$(MAINOBJS) : $(HDEP)

inflate.o: inflate.c mygzip.h

qdt.o: qdt.c qdt.h

boot-parameters: boot-parameters.c config.h
	gcc -Wall -O2 -o boot-parameters boot-parameters.c

clean:
	rm -f *~ *.o *.bin *.elf .depends boot-parameters

dep: .depends

.depends: $(ALLSRCS)
	$(CC) -MM $(CFLAGS) $(ALLSRCS) >> .depends

-include .depends

.PHONY: loader.bin loader.elf fipuser.o