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Commit dbf9f144 authored by Jesper Nilsson's avatar Jesper Nilsson
Browse files

CRIS v32: Update boot rescue Kbuild makefile. 

- Remove old specific targets, use more generic ones instead.
- Use if_changed to avoid creating new images when no change.
- Use EXTRA_CFLAGS instead of CFLAGS.
parent 28bf739b

arch/cris/arch-v32/boot/rescue/Makefile

+16 −25
Original line number Diff line number Diff line 
#

# Makefile for rescue code

# Makefile for rescue (bootstrap) code

#

target = $(target_rescue_dir)

src    = $(src_rescue_dir)



CC = gcc-cris -mlinux -march=v32 $(LINUXINCLUDE)

CFLAGS = -O2

EXTRA_CFLAGS = -O2

AFLAGS += -I $(TOPDIR)/include/asm/arch/mach/ -I $(TOPDIR)/include/asm/arch

EXTRA_CFLAGS += -I $(TOPDIR)/include/asm/arch/mach/ -I $(TOPDIR)/include/asm/arch

LD = gcc-cris -mlinux -march=v32 -nostdlib

LDFLAGS = -T $(obj)/rescue.ld

LDPOSTFLAGS = -lgcc

OBJCOPY = objcopy-cris

OBJCOPYFLAGS = -O binary --remove-section=.bss

obj-$(CONFIG_ETRAX_AXISFLASHMAP) = head.o

OBJECT := $(obj)/head.o



all: $(target)/rescue.bin

targets := rescue.o rescue.bin



rescue: rescue.bin

	# do nothing

quiet_cmd_ldlibgcc = LD      $@

cmd_ldlibgcc = $(LD) $(LDFLAGS) $(filter-out FORCE,$^) $(LDPOSTFLAGS) -o $@



$(target)/rescue.bin: $(target) $(target)/head.o

	$(LD) -T $(src)/rescue.ld -o $(target)/rescue.o $(target)/head.o

	$(OBJCOPY) $(OBJCOPYFLAGS) $(target)/rescue.o $(target)/rescue.bin

	cp -p $(target)/rescue.bin $(objtree)

$(obj)/rescue.o: $(OBJECTS) FORCE

	$(call if_changed,ldlibgcc)



$(target):

	mkdir -p $(target)



$(target)/head.o: $(src)/head.S

	$(CC) -D__ASSEMBLY__ -c $< -o $*.o



clean:

	rm -f $(target)/*.o $(target)/*.bin



fastdep:



modules:



modules-install:
 
$(obj)/rescue.bin: $(obj)/rescue.o FORCE

	$(call if_changed,objcopy)

	cp -p $(obj)/rescue.bin $(objtree)