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https://github.com/edk2-porting/linux-next.git
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27f3d2a3b5
Add support for lzma compressed uImage. Support for gzip was already available but could not be enabled because we were missing CONFIG_HAVE_KERNEL_GZIP in arch/arc/Kconfig. Signed-off-by: Daniel Mentz <danielmentz@google.com> Cc: linux-snps-arc@lists.infradead.org Cc: Vineet Gupta <Vineet.Gupta1@synopsys.com> Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
48 lines
1.3 KiB
Makefile
48 lines
1.3 KiB
Makefile
targets := vmlinux.bin vmlinux.bin.gz uImage
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# uImage build relies on mkimage being availble on your host for ARC target
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# You will need to build u-boot for ARC, rename mkimage to arc-elf32-mkimage
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# and make sure it's reacable from your PATH
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OBJCOPYFLAGS= -O binary -R .note -R .note.gnu.build-id -R .comment -S
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LINUX_START_TEXT = $$(readelf -h vmlinux | \
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grep "Entry point address" | grep -o 0x.*)
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UIMAGE_LOADADDR = $(CONFIG_LINUX_LINK_BASE)
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UIMAGE_ENTRYADDR = $(LINUX_START_TEXT)
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suffix-y := bin
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suffix-$(CONFIG_KERNEL_GZIP) := gz
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suffix-$(CONFIG_KERNEL_LZMA) := lzma
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targets += uImage
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targets += uImage.bin
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targets += uImage.gz
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targets += uImage.lzma
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extra-y += vmlinux.bin
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extra-y += vmlinux.bin.gz
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extra-y += vmlinux.bin.lzma
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$(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.lzma: $(obj)/vmlinux.bin FORCE
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$(call if_changed,lzma)
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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.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: $(obj)/uImage.$(suffix-y)
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@ln -sf $(notdir $<) $@
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@echo ' Image $@ is ready'
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