175 lines
4.7 KiB
Makefile
175 lines
4.7 KiB
Makefile
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#
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# This file is subject to the terms and conditions of the GNU General Public
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# License. See the file "COPYING" in the main directory of this archive
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# for more details.
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#
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# Copyright (C) 1995, 1998, 2001, 2002 by Ralf Baechle
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# Copyright (C) 2004 Maciej W. Rozycki
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#
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#
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# Some DECstations need all possible sections of an ECOFF executable
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#
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ifdef CONFIG_MACH_DECSTATION
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e2eflag := -a
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endif
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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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drop-sections := .reginfo .mdebug .comment .note .pdr .options .MIPS.options
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strip-flags := $(addprefix --remove-section=,$(drop-sections))
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hostprogs-y := elf2ecoff
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suffix-y := bin
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suffix-$(CONFIG_KERNEL_BZIP2) := bz2
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suffix-$(CONFIG_KERNEL_GZIP) := gz
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suffix-$(CONFIG_KERNEL_LZMA) := lzma
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suffix-$(CONFIG_KERNEL_LZO) := lzo
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targets := vmlinux.ecoff
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quiet_cmd_ecoff = ECOFF $@
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cmd_ecoff = $(obj)/elf2ecoff $(VMLINUX) $@ $(e2eflag)
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$(obj)/vmlinux.ecoff: $(obj)/elf2ecoff $(VMLINUX) FORCE
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$(call if_changed,ecoff)
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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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targets += vmlinux.srec
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quiet_cmd_srec = OBJCOPY $@
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cmd_srec = $(OBJCOPY) -S -O srec $(strip-flags) $(VMLINUX) $@
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$(obj)/vmlinux.srec: $(VMLINUX) FORCE
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$(call if_changed,srec)
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UIMAGE_LOADADDR = $(VMLINUX_LOAD_ADDRESS)
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UIMAGE_ENTRYADDR = $(VMLINUX_ENTRY_ADDRESS)
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#
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# Compressed vmlinux images
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#
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extra-y += vmlinux.bin.bz2
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extra-y += vmlinux.bin.gz
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extra-y += vmlinux.bin.lzma
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extra-y += vmlinux.bin.lzo
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$(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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#
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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 $@ is ready'
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#
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# Flattened Image Tree (.itb) images
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#
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targets += vmlinux.itb
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targets += vmlinux.gz.itb
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targets += vmlinux.bz2.itb
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targets += vmlinux.lzma.itb
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targets += vmlinux.lzo.itb
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ifeq ($(ADDR_BITS),32)
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itb_addr_cells = 1
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endif
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ifeq ($(ADDR_BITS),64)
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itb_addr_cells = 2
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endif
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quiet_cmd_its_cat = CAT $@
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cmd_its_cat = cat $^ >$@
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$(obj)/vmlinux.its.S: $(addprefix $(srctree)/arch/mips/$(PLATFORM)/,$(ITS_INPUTS))
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$(call if_changed,its_cat)
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quiet_cmd_cpp_its_S = ITS $@
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cmd_cpp_its_S = $(CPP) $(cpp_flags) -P -C -o $@ $< \
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-DKERNEL_NAME="\"Linux $(KERNELRELEASE)\"" \
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-DVMLINUX_BINARY="\"$(3)\"" \
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-DVMLINUX_COMPRESSION="\"$(2)\"" \
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-DVMLINUX_LOAD_ADDRESS=$(VMLINUX_LOAD_ADDRESS) \
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-DVMLINUX_ENTRY_ADDRESS=$(VMLINUX_ENTRY_ADDRESS) \
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-DADDR_BITS=$(ADDR_BITS) \
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-DADDR_CELLS=$(itb_addr_cells)
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$(obj)/vmlinux.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE
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$(call if_changed_dep,cpp_its_S,none,vmlinux.bin)
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$(obj)/vmlinux.gz.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE
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$(call if_changed_dep,cpp_its_S,gzip,vmlinux.bin.gz)
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$(obj)/vmlinux.bz2.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE
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$(call if_changed_dep,cpp_its_S,bzip2,vmlinux.bin.bz2)
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$(obj)/vmlinux.lzma.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE
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$(call if_changed_dep,cpp_its_S,lzma,vmlinux.bin.lzma)
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$(obj)/vmlinux.lzo.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE
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$(call if_changed_dep,cpp_its_S,lzo,vmlinux.bin.lzo)
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quiet_cmd_itb-image = ITB $@
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cmd_itb-image = \
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env PATH="$(objtree)/scripts/dtc:$(PATH)" \
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$(CONFIG_SHELL) $(MKIMAGE) \
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-D "-I dts -O dtb -p 500 \
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--include $(objtree)/arch/mips \
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--warning no-unit_address_vs_reg" \
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-f $(2) $@
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$(obj)/vmlinux.itb: $(obj)/vmlinux.its $(obj)/vmlinux.bin FORCE
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$(call if_changed,itb-image,$<)
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$(obj)/vmlinux.gz.itb: $(obj)/vmlinux.gz.its $(obj)/vmlinux.bin.gz FORCE
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$(call if_changed,itb-image,$<)
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$(obj)/vmlinux.bz2.itb: $(obj)/vmlinux.bz2.its $(obj)/vmlinux.bin.bz2 FORCE
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$(call if_changed,itb-image,$<)
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$(obj)/vmlinux.lzma.itb: $(obj)/vmlinux.lzma.its $(obj)/vmlinux.bin.lzma FORCE
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$(call if_changed,itb-image,$<)
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$(obj)/vmlinux.lzo.itb: $(obj)/vmlinux.lzo.its $(obj)/vmlinux.bin.lzo FORCE
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$(call if_changed,itb-image,$<)
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