Makefile (4642B)
1# 2# This file is subject to the terms and conditions of the GNU General Public 3# License. See the file "COPYING" in the main directory of this archive 4# for more details. 5# 6# Copyright (C) 1995, 1998, 2001, 2002 by Ralf Baechle 7# Copyright (C) 2004 Maciej W. Rozycki 8# 9 10# 11# Some DECstations need all possible sections of an ECOFF executable 12# 13ifdef CONFIG_MACH_DECSTATION 14 e2eflag := -a 15endif 16 17# 18# Drop some uninteresting sections in the kernel. 19# This is only relevant for ELF kernels but doesn't hurt a.out 20# 21drop-sections := .reginfo .mdebug .comment .note .pdr .options .MIPS.options 22strip-flags := $(addprefix --remove-section=,$(drop-sections)) 23 24hostprogs := elf2ecoff 25 26suffix-y := bin 27suffix-$(CONFIG_KERNEL_BZIP2) := bz2 28suffix-$(CONFIG_KERNEL_GZIP) := gz 29suffix-$(CONFIG_KERNEL_LZMA) := lzma 30suffix-$(CONFIG_KERNEL_LZO) := lzo 31 32targets := vmlinux.ecoff 33quiet_cmd_ecoff = ECOFF $@ 34 cmd_ecoff = $(obj)/elf2ecoff $(VMLINUX) $@ $(e2eflag) 35$(obj)/vmlinux.ecoff: $(obj)/elf2ecoff $(VMLINUX) FORCE 36 $(call if_changed,ecoff) 37 38targets += vmlinux.bin 39quiet_cmd_bin = OBJCOPY $@ 40 cmd_bin = $(OBJCOPY) -O binary $(strip-flags) $(VMLINUX) $@ 41$(obj)/vmlinux.bin: $(VMLINUX) FORCE 42 $(call if_changed,bin) 43 44targets += vmlinux.srec 45quiet_cmd_srec = OBJCOPY $@ 46 cmd_srec = $(OBJCOPY) -S -O srec $(strip-flags) $(VMLINUX) $@ 47$(obj)/vmlinux.srec: $(VMLINUX) FORCE 48 $(call if_changed,srec) 49 50UIMAGE_LOADADDR = $(VMLINUX_LOAD_ADDRESS) 51UIMAGE_ENTRYADDR = $(VMLINUX_ENTRY_ADDRESS) 52 53# 54# Compressed vmlinux images 55# 56 57extra-y += vmlinux.bin.bz2 58extra-y += vmlinux.bin.gz 59extra-y += vmlinux.bin.lzma 60extra-y += vmlinux.bin.lzo 61 62$(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE 63 $(call if_changed,bzip2) 64 65$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE 66 $(call if_changed,gzip) 67 68$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE 69 $(call if_changed,lzma) 70 71$(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE 72 $(call if_changed,lzo) 73 74# 75# Compressed u-boot images 76# 77 78targets += uImage 79targets += uImage.bin 80targets += uImage.bz2 81targets += uImage.gz 82targets += uImage.lzma 83targets += uImage.lzo 84 85$(obj)/uImage.bin: $(obj)/vmlinux.bin FORCE 86 $(call if_changed,uimage,none) 87 88$(obj)/uImage.bz2: $(obj)/vmlinux.bin.bz2 FORCE 89 $(call if_changed,uimage,bzip2) 90 91$(obj)/uImage.gz: $(obj)/vmlinux.bin.gz FORCE 92 $(call if_changed,uimage,gzip) 93 94$(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma FORCE 95 $(call if_changed,uimage,lzma) 96 97$(obj)/uImage.lzo: $(obj)/vmlinux.bin.lzo FORCE 98 $(call if_changed,uimage,lzo) 99 100$(obj)/uImage: $(obj)/uImage.$(suffix-y) 101 @ln -sf $(notdir $<) $@ 102 @echo ' Image $@ is ready' 103 104# 105# Flattened Image Tree (.itb) images 106# 107 108ifeq ($(ADDR_BITS),32) 109itb_addr_cells = 1 110endif 111ifeq ($(ADDR_BITS),64) 112itb_addr_cells = 2 113endif 114 115targets += vmlinux.its.S 116 117quiet_cmd_its_cat = CAT $@ 118 cmd_its_cat = cat $(real-prereqs) >$@ 119 120$(obj)/vmlinux.its.S: $(addprefix $(srctree)/arch/mips/$(PLATFORM)/,$(ITS_INPUTS)) FORCE 121 $(call if_changed,its_cat) 122 123targets += vmlinux.its 124targets += vmlinux.gz.its 125targets += vmlinux.bz2.its 126targets += vmlinux.lzma.its 127targets += vmlinux.lzo.its 128 129quiet_cmd_cpp_its_S = ITS $@ 130 cmd_cpp_its_S = $(CPP) -P -C -o $@ $< \ 131 -DKERNEL_NAME="\"Linux $(KERNELRELEASE)\"" \ 132 -DVMLINUX_BINARY="\"$(3)\"" \ 133 -DVMLINUX_COMPRESSION="\"$(2)\"" \ 134 -DVMLINUX_LOAD_ADDRESS=$(VMLINUX_LOAD_ADDRESS) \ 135 -DVMLINUX_ENTRY_ADDRESS=$(VMLINUX_ENTRY_ADDRESS) \ 136 -DADDR_BITS=$(ADDR_BITS) \ 137 -DADDR_CELLS=$(itb_addr_cells) 138 139$(obj)/vmlinux.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE 140 $(call if_changed,cpp_its_S,none,vmlinux.bin) 141 142$(obj)/vmlinux.gz.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE 143 $(call if_changed,cpp_its_S,gzip,vmlinux.bin.gz) 144 145$(obj)/vmlinux.bz2.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE 146 $(call if_changed,cpp_its_S,bzip2,vmlinux.bin.bz2) 147 148$(obj)/vmlinux.lzma.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE 149 $(call if_changed,cpp_its_S,lzma,vmlinux.bin.lzma) 150 151$(obj)/vmlinux.lzo.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE 152 $(call if_changed,cpp_its_S,lzo,vmlinux.bin.lzo) 153 154targets += vmlinux.itb 155targets += vmlinux.gz.itb 156targets += vmlinux.bz2.itb 157targets += vmlinux.lzma.itb 158targets += vmlinux.lzo.itb 159 160quiet_cmd_itb-image = ITB $@ 161 cmd_itb-image = \ 162 env PATH="$(objtree)/scripts/dtc:$(PATH)" \ 163 $(BASH) $(MKIMAGE) \ 164 -D "-I dts -O dtb -p 500 \ 165 --include $(objtree)/arch/mips \ 166 --warning no-unit_address_vs_reg" \ 167 -f $(2) $@ 168 169$(obj)/vmlinux.itb: $(obj)/vmlinux.its $(obj)/vmlinux.bin FORCE 170 $(call if_changed,itb-image,$<) 171 172$(obj)/vmlinux.%.itb: $(obj)/vmlinux.%.its $(obj)/vmlinux.bin.% FORCE 173 $(call if_changed,itb-image,$<) 174 175# for cleaning 176subdir- += compressed tools