arch/mips/boot/Makefile

   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 #
  13 ifdef CONFIG_MACH_DECSTATION
  14   e2eflag := -a
  15 endif
  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 #
  21 drop-sections := .reginfo .mdebug .comment .note .pdr .options .MIPS.options
  22 strip-flags   := $(addprefix --remove-section=,$(drop-sections))
  23
  24 hostprogs-y := elf2ecoff
  25
  26 suffix-y                        := bin
  27 suffix-$(CONFIG_KERNEL_BZIP2)   := bz2
  28 suffix-$(CONFIG_KERNEL_GZIP)    := gz
  29 suffix-$(CONFIG_KERNEL_LZMA)    := lzma
  30 suffix-$(CONFIG_KERNEL_LZO)     := lzo
  31
  32 targets := vmlinux.ecoff
  33 quiet_cmd_ecoff = ECOFF   $@
  34       cmd_ecoff = $(obj)/elf2ecoff $(VMLINUX) $@ $(e2eflag)
  35 $(obj)/vmlinux.ecoff: $(obj)/elf2ecoff $(VMLINUX) FORCE
  36         $(call if_changed,ecoff)
  37
  38 targets += vmlinux.bin
  39 quiet_cmd_bin = OBJCOPY $@
  40       cmd_bin = $(OBJCOPY) -O binary $(strip-flags) $(VMLINUX) $@
  41 $(obj)/vmlinux.bin: $(VMLINUX) FORCE
  42         $(call if_changed,bin)
  43
  44 targets += vmlinux.srec
  45 quiet_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
  50 UIMAGE_LOADADDR  = $(VMLINUX_LOAD_ADDRESS)
  51 UIMAGE_ENTRYADDR = $(VMLINUX_ENTRY_ADDRESS)
  52
  53 #
  54 # Compressed vmlinux images
  55 #
  56
  57 extra-y += vmlinux.bin.bz2
  58 extra-y += vmlinux.bin.gz
  59 extra-y += vmlinux.bin.lzma
  60 extra-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
  78 targets += uImage
  79 targets += uImage.bin
  80 targets += uImage.bz2
  81 targets += uImage.gz
  82 targets += uImage.lzma
  83 targets += 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 $@ is ready'
 103
 104 #
 105 # Flattened Image Tree (.itb) images
 106 #
 107
 108 targets += vmlinux.itb
 109 targets += vmlinux.gz.itb
 110 targets += vmlinux.bz2.itb
 111 targets += vmlinux.lzma.itb
 112 targets += vmlinux.lzo.itb
 113
 114 ifeq ($(ADDR_BITS),32)
 115         itb_addr_cells = 1
 116 endif
 117 ifeq ($(ADDR_BITS),64)
 118         itb_addr_cells = 2
 119 endif
 120
 121 quiet_cmd_its_cat = CAT     $@
 122       cmd_its_cat = cat $^ >$@
 123
 124 $(obj)/vmlinux.its.S: $(addprefix $(srctree)/arch/mips/$(PLATFORM)/,$(ITS_INPUTS))
 125         $(call if_changed,its_cat)
 126
 127 quiet_cmd_cpp_its_S = ITS     $@
 128       cmd_cpp_its_S = $(CPP) $(cpp_flags) -P -C -o $@ $< \
 129                         -D__ASSEMBLY__ \
 130                         -DKERNEL_NAME="\"Linux $(KERNELRELEASE)\"" \
 131                         -DVMLINUX_BINARY="\"$(3)\"" \
 132                         -DVMLINUX_COMPRESSION="\"$(2)\"" \
 133                         -DVMLINUX_LOAD_ADDRESS=$(VMLINUX_LOAD_ADDRESS) \
 134                         -DVMLINUX_ENTRY_ADDRESS=$(VMLINUX_ENTRY_ADDRESS) \
 135                         -DADDR_BITS=$(ADDR_BITS) \
 136                         -DADDR_CELLS=$(itb_addr_cells)
 137
 138 $(obj)/vmlinux.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE
 139         $(call if_changed_dep,cpp_its_S,none,vmlinux.bin)
 140
 141 $(obj)/vmlinux.gz.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE
 142         $(call if_changed_dep,cpp_its_S,gzip,vmlinux.bin.gz)
 143
 144 $(obj)/vmlinux.bz2.its: $(obj)/vmlinux.its.S $(VMLINUX)  FORCE
 145         $(call if_changed_dep,cpp_its_S,bzip2,vmlinux.bin.bz2)
 146
 147 $(obj)/vmlinux.lzma.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE
 148         $(call if_changed_dep,cpp_its_S,lzma,vmlinux.bin.lzma)
 149
 150 $(obj)/vmlinux.lzo.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE
 151         $(call if_changed_dep,cpp_its_S,lzo,vmlinux.bin.lzo)
 152
 153 quiet_cmd_itb-image = ITB     $@
 154       cmd_itb-image = \
 155                 env PATH="$(objtree)/scripts/dtc:$(PATH)" \
 156                 $(CONFIG_SHELL) $(MKIMAGE) \
 157                 -D "-I dts -O dtb -p 500 \
 158                         --include $(objtree)/arch/mips \
 159                         --warning no-unit_address_vs_reg" \
 160                 -f $(2) $@
 161
 162 $(obj)/vmlinux.itb: $(obj)/vmlinux.its $(obj)/vmlinux.bin FORCE
 163         $(call if_changed,itb-image,$<)
 164
 165 $(obj)/vmlinux.gz.itb: $(obj)/vmlinux.gz.its $(obj)/vmlinux.bin.gz FORCE
 166         $(call if_changed,itb-image,$<)
 167
 168 $(obj)/vmlinux.bz2.itb: $(obj)/vmlinux.bz2.its $(obj)/vmlinux.bin.bz2 FORCE
 169         $(call if_changed,itb-image,$<)
 170
 171 $(obj)/vmlinux.lzma.itb: $(obj)/vmlinux.lzma.its $(obj)/vmlinux.bin.lzma FORCE
 172         $(call if_changed,itb-image,$<)
 173
 174 $(obj)/vmlinux.lzo.itb: $(obj)/vmlinux.lzo.its $(obj)/vmlinux.bin.lzo FORCE
 175         $(call if_changed,itb-image,$<)