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https://gitee.com/open-loongarch/linux-5.10.git
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91 lines
2.2 KiB
Makefile
91 lines
2.2 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
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#
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# Author: Huacai Chen <chenhuacai@loongson.cn>
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# Copyright (C) 2020 Loongson Technology Corporation Limited
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#
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# Drop some uninteresting sections in the kernel.
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# This is only relevant for ELF kernels but doesn't hurt a.out
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#
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OBJECT_FILES_NON_STANDARD := y
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drop-sections := .comment .note .options
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strip-flags := $(addprefix --remove-section=,$(drop-sections))
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suffix-y := bin
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suffix-$(CONFIG_KERNEL_GZIP) := gz
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suffix-$(CONFIG_KERNEL_BZIP2) := bz2
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suffix-$(CONFIG_KERNEL_LZMA) := lzma
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suffix-$(CONFIG_KERNEL_LZO) := lzo
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suffix-$(CONFIG_KERNEL_LZ4) := lz4
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suffix-$(CONFIG_KERNEL_ZSTD) := zst
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targets += vmlinux.bin
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quiet_cmd_bin = OBJCOPY $@
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cmd_bin = $(OBJCOPY) -O binary $(strip-flags) $(VMLINUX) $@
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$(obj)/vmlinux.bin: $(VMLINUX) FORCE
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$(call if_changed,bin)
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#
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# Compressed vmlinux images
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#
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extra-y += vmlinux.bin.gz
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extra-y += vmlinux.bin.bz2
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extra-y += vmlinux.bin.lzma
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extra-y += vmlinux.bin.lzo
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extra-y += vmlinux.bin.lz4
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extra-y += vmlinux.bin.zst
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$(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE
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$(call if_changed,bzip2)
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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.lzma: $(obj)/vmlinux.bin FORCE
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$(call if_changed,lzma)
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$(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE
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$(call if_changed,lzo)
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$(obj)/vmlinux.bin.lz4: $(obj)/vmlinux.bin FORCE
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$(call if_changed,lz4)
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$(obj)/vmlinux.bin.zst: $(obj)/vmlinux.bin FORCE
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$(call if_changed,zst22)
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UIMAGE_LOADADDR = $(VMLINUX_LOAD_ADDRESS)
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UIMAGE_ENTRYADDR = $(VMLINUX_ENTRY_ADDRESS)
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#
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# Compressed u-boot images
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#
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targets += uImage
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targets += uImage.bin
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targets += uImage.bz2
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targets += uImage.gz
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targets += uImage.lzma
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targets += uImage.lzo
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$(obj)/uImage.bin: $(obj)/vmlinux.bin FORCE
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$(call if_changed,uimage,none)
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$(obj)/uImage.bz2: $(obj)/vmlinux.bin.bz2 FORCE
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$(call if_changed,uimage,bzip2)
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$(obj)/uImage.gz: $(obj)/vmlinux.bin.gz FORCE
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$(call if_changed,uimage,gzip)
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$(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma FORCE
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$(call if_changed,uimage,lzma)
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$(obj)/uImage.lzo: $(obj)/vmlinux.bin.lzo FORCE
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$(call if_changed,uimage,lzo)
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$(obj)/uImage: $(obj)/uImage.$(suffix-y)
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@ln -sf $(notdir $<) $@
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@echo ' Image $@ is ready'
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