60 lines
1.7 KiB
Makefile
60 lines
1.7 KiB
Makefile
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# SPDX-License-Identifier: GPL-2.0
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#
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# linux/arch/sh/boot/compressed/Makefile
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#
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# create a compressed vmlinux image from the original vmlinux
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#
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OBJECTS := head_32.o misc.o cache.o piggy.o \
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ashiftrt.o ashldi3.o ashrsi3.o ashlsi3.o lshrsi3.o
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targets := vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 \
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vmlinux.bin.lzma vmlinux.bin.xz vmlinux.bin.lzo $(OBJECTS)
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GCOV_PROFILE := n
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#
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# IMAGE_OFFSET is the load offset of the compression loader
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#
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ifeq ($(CONFIG_32BIT),y)
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IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \
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$$[$(CONFIG_MEMORY_START) + \
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$(CONFIG_BOOT_LINK_OFFSET)]')
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else
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IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \
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$$[$(CONFIG_PAGE_OFFSET) + \
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$(KERNEL_MEMORY) + \
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$(CONFIG_BOOT_LINK_OFFSET)]')
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endif
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ccflags-remove-$(CONFIG_MCOUNT) += -pg
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LDFLAGS_vmlinux := --oformat $(ld-bfd) -Ttext $(IMAGE_OFFSET) -e startup \
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-T $(obj)/../../kernel/vmlinux.lds
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KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING
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$(obj)/vmlinux: $(addprefix $(obj)/, $(OBJECTS)) FORCE
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$(call if_changed,ld)
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$(obj)/vmlinux.bin: vmlinux FORCE
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$(call if_changed,objcopy)
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$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
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$(call if_changed,gzip)
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$(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE
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$(call if_changed,bzip2_with_size)
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$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE
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$(call if_changed,lzma_with_size)
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$(obj)/vmlinux.bin.xz: $(obj)/vmlinux.bin FORCE
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$(call if_changed,xzkern_with_size)
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$(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE
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$(call if_changed,lzo_with_size)
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OBJCOPYFLAGS += -R .empty_zero_page
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LDFLAGS_piggy.o := -r --format binary --oformat $(ld-bfd) -T
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$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix_y) FORCE
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$(call if_changed,ld)
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