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.
This commit is contained in:
Jesper Nilsson 2007-11-30 16:28:26 +01:00
Родитель 28bf739b12
Коммит dbf9f14476
1 изменённых файлов: 16 добавлений и 25 удалений

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@ -1,36 +1,27 @@
#
# 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)