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- #
- # linux/arch/sh/boot/compressed/Makefile
- #
- # create a compressed vmlinux image from the original vmlinux
- #
- targets := vmlinux vmlinux.bin vmlinux.bin.gz \
- vmlinux.bin.bz2 vmlinux.bin.lzma \
- vmlinux.bin.xz vmlinux.bin.lzo \
- head_$(BITS).o misc.o piggy.o
- OBJECTS = $(obj)/head_$(BITS).o $(obj)/misc.o $(obj)/cache.o
- GCOV_PROFILE := n
- #
- # IMAGE_OFFSET is the load offset of the compression loader
- #
- ifeq ($(CONFIG_32BIT),y)
- IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \
- $$[$(CONFIG_MEMORY_START) + \
- $(CONFIG_BOOT_LINK_OFFSET)]')
- else
- IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \
- $$[$(CONFIG_PAGE_OFFSET) + \
- $(KERNEL_MEMORY) + \
- $(CONFIG_BOOT_LINK_OFFSET)]')
- endif
- ifeq ($(CONFIG_MCOUNT),y)
- ORIG_CFLAGS := $(KBUILD_CFLAGS)
- KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS))
- endif
- LDFLAGS_vmlinux := --oformat $(ld-bfd) -Ttext $(IMAGE_OFFSET) -e startup \
- -T $(obj)/../../kernel/vmlinux.lds
- #
- # Pull in the necessary libgcc bits from the in-kernel implementation.
- #
- lib1funcs-$(CONFIG_SUPERH32) := ashiftrt.S ashldi3.c ashrsi3.S ashlsi3.S \
- lshrsi3.S
- lib1funcs-obj := \
- $(addsuffix .o, $(basename $(addprefix $(obj)/, $(lib1funcs-y))))
- lib1funcs-dir := $(srctree)/arch/$(SRCARCH)/lib
- ifeq ($(BITS),64)
- lib1funcs-dir := $(addsuffix $(BITS), $(lib1funcs-dir))
- endif
- KBUILD_CFLAGS += -I$(lib1funcs-dir)
- $(addprefix $(obj)/,$(lib1funcs-y)): $(obj)/%: $(lib1funcs-dir)/% FORCE
- $(call cmd,shipped)
- $(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o $(lib1funcs-obj) FORCE
- $(call if_changed,ld)
- @:
- $(obj)/vmlinux.bin: vmlinux FORCE
- $(call if_changed,objcopy)
- vmlinux.bin.all-y := $(obj)/vmlinux.bin
- $(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y) FORCE
- $(call if_changed,gzip)
- $(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) FORCE
- $(call if_changed,bzip2)
- $(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) FORCE
- $(call if_changed,lzma)
- $(obj)/vmlinux.bin.xz: $(vmlinux.bin.all-y) FORCE
- $(call if_changed,xzkern)
- $(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) FORCE
- $(call if_changed,lzo)
- OBJCOPYFLAGS += -R .empty_zero_page
- LDFLAGS_piggy.o := -r --format binary --oformat $(ld-bfd) -T
- $(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) FORCE
- $(call if_changed,ld)
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