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Commit 63e6b9a0 authored by Jesper Nilsson's avatar Jesper Nilsson
Browse files

CRIS v10: Update rescue Kbuild makefile. 

- Remove old specific targets, use more generic ones instead.
- Use if_changed to avoid creating new images when no change.
  Removes a lot of cruft.
- Use EXTRA_CFLAGS instead of CFLAGS.
parent 1333a694

arch/cris/arch-v10/boot/rescue/Makefile

+19 −37
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 $(LINUXINCLUDE)

CFLAGS = -O2

EXTRA_CFLAGS = -O2

AFLAGS = -traditional

LD = gcc-cris -mlinux -nostdlib

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

OBJCOPY = objcopy-cris

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

obj-$(CONFIG_ETRAX_AXISFLASHMAP) = head.o

OBJECT := $(obj)/head.o



all: $(target)/rescue.bin $(target)/testrescue.bin $(target)/kimagerescue.bin

targets := rescue.o rescue.bin



$(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

# Place a copy in top-level build directory

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

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

	$(call if_changed,ld)



$(target)/testrescue.bin: $(target) $(target)/testrescue.o

	$(OBJCOPY) $(OBJCOPYFLAGS) $(target)/testrescue.o tr.bin

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

	$(call if_changed,objcopy)

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



$(obj)/testrescue.bin: $(obj)/testrescue.o

	$(OBJCOPY) $(OBJCOPYFLAGS) $(obj)/testrescue.o tr.bin

# Pad it to 784 bytes

	dd if=/dev/zero of=tmp2423 bs=1 count=784

	cat tr.bin tmp2423 >testrescue_tmp.bin

	dd if=testrescue_tmp.bin of=$(target)/testrescue.bin bs=1 count=784

	dd if=testrescue_tmp.bin of=$(obj)/testrescue.bin bs=1 count=784

	rm tr.bin tmp2423 testrescue_tmp.bin



$(target)/kimagerescue.bin: $(target) $(target)/kimagerescue.o

	$(OBJCOPY) $(OBJCOPYFLAGS) $(target)/kimagerescue.o ktr.bin

$(obj)/kimagerescue.bin: $(obj)/kimagerescue.o

	$(OBJCOPY) $(OBJCOPYFLAGS) $(obj)/kimagerescue.o ktr.bin

# Pad it to 784 bytes, that's what the rescue loader expects

	dd if=/dev/zero of=tmp2423 bs=1 count=784

	cat ktr.bin tmp2423 >kimagerescue_tmp.bin

	dd if=kimagerescue_tmp.bin of=$(target)/kimagerescue.bin bs=1 count=784

	dd if=kimagerescue_tmp.bin of=$(obj)/kimagerescue.bin bs=1 count=784

	rm ktr.bin tmp2423 kimagerescue_tmp.bin
 


$(target):

	mkdir -p $(target)



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

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



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

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



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

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



clean:

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



fastdep:



modules:



modules-install: