arch/sh/boot/Makefile

   1 #
   2 # arch/sh/boot/Makefile
   3 #
   4 # This file is subject to the terms and conditions of the GNU General Public
   5 # License.  See the file "COPYING" in the main directory of this archive
   6 # for more details.
   7 #
   8 # Copyright (C) 1999 Stuart Menefy
   9 #
  10
  11 MKIMAGE := $(srctree)/scripts/mkuboot.sh
  12
  13 #
  14 # Assign safe dummy values if these variables are not defined,
  15 # in order to suppress error message.
  16 #
  17 CONFIG_PAGE_OFFSET      ?= 0x80000000
  18 CONFIG_MEMORY_START     ?= 0x0c000000
  19 CONFIG_BOOT_LINK_OFFSET ?= 0x00800000
  20 CONFIG_ZERO_PAGE_OFFSET ?= 0x00001000
  21 CONFIG_ENTRY_OFFSET     ?= 0x00001000
  22
  23 suffix-y := bin
  24 suffix-$(CONFIG_KERNEL_GZIP)    := gz
  25 suffix-$(CONFIG_KERNEL_BZIP2)   := bz2
  26 suffix-$(CONFIG_KERNEL_LZMA)    := lzma
  27 suffix-$(CONFIG_KERNEL_XZ)      := xz
  28 suffix-$(CONFIG_KERNEL_LZO)     := lzo
  29
  30 targets := zImage vmlinux.srec romImage uImage uImage.srec uImage.gz \
  31            uImage.bz2 uImage.lzma uImage.xz uImage.lzo uImage.bin
  32 extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma \
  33            vmlinux.bin.xz vmlinux.bin.lzo
  34 subdir- := compressed romimage
  35
  36 $(obj)/zImage: $(obj)/compressed/vmlinux FORCE
  37         $(call if_changed,objcopy)
  38         @echo '  Kernel: $@ is ready'
  39
  40 $(obj)/compressed/vmlinux: FORCE
  41         $(Q)$(MAKE) $(build)=$(obj)/compressed $@
  42
  43 $(obj)/romImage: $(obj)/romimage/vmlinux FORCE
  44         $(call if_changed,objcopy)
  45         @echo '  Kernel: $@ is ready'
  46
  47 $(obj)/romimage/vmlinux: $(obj)/zImage FORCE
  48         $(Q)$(MAKE) $(build)=$(obj)/romimage $@
  49
  50 KERNEL_MEMORY   := $(shell /bin/bash -c 'printf "0x%08x" \
  51                      $$[$(CONFIG_MEMORY_START) & 0x1fffffff]')
  52
  53 KERNEL_LOAD     := $(shell /bin/bash -c 'printf "0x%08x" \
  54                      $$[$(CONFIG_PAGE_OFFSET)  + \
  55                         $(KERNEL_MEMORY) + \
  56                         $(CONFIG_ZERO_PAGE_OFFSET)]')
  57
  58 KERNEL_ENTRY    := $(shell /bin/bash -c 'printf "0x%08x" \
  59                      $$[$(CONFIG_PAGE_OFFSET)  + \
  60                         $(KERNEL_MEMORY) + \
  61                         $(CONFIG_ZERO_PAGE_OFFSET) + $(CONFIG_ENTRY_OFFSET)]')
  62
  63 quiet_cmd_uimage = UIMAGE  $@
  64       cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A sh -O linux -T kernel \
  65                    -C $(2) -a $(KERNEL_LOAD) -e $(KERNEL_ENTRY) \
  66                    -n 'Linux-$(KERNELRELEASE)' -d $< $@
  67
  68 $(obj)/vmlinux.bin: vmlinux FORCE
  69         $(call if_changed,objcopy)
  70
  71 $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
  72         $(call if_changed,gzip)
  73
  74 $(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE
  75         $(call if_changed,bzip2)
  76
  77 $(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE
  78         $(call if_changed,lzma)
  79
  80 $(obj)/vmlinux.bin.xz: $(obj)/vmlinux.bin FORCE
  81         $(call if_changed,xzkern)
  82
  83 $(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE
  84         $(call if_changed,lzo)
  85
  86 $(obj)/uImage.bz2: $(obj)/vmlinux.bin.bz2
  87         $(call if_changed,uimage,bzip2)
  88
  89 $(obj)/uImage.gz: $(obj)/vmlinux.bin.gz
  90         $(call if_changed,uimage,gzip)
  91
  92 $(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma
  93         $(call if_changed,uimage,lzma)
  94
  95 $(obj)/uImage.xz: $(obj)/vmlinux.bin.xz
  96         $(call if_changed,uimage,xz)
  97
  98 $(obj)/uImage.lzo: $(obj)/vmlinux.bin.lzo
  99         $(call if_changed,uimage,lzo)
 100
 101 $(obj)/uImage.bin: $(obj)/vmlinux.bin
 102         $(call if_changed,uimage,none)
 103
 104 OBJCOPYFLAGS_vmlinux.srec := -I binary -O srec
 105 $(obj)/vmlinux.srec: $(obj)/compressed/vmlinux
 106         $(call if_changed,objcopy)
 107
 108 OBJCOPYFLAGS_uImage.srec := -I binary -O srec
 109 $(obj)/uImage.srec: $(obj)/uImage
 110         $(call if_changed,objcopy)
 111
 112 $(obj)/uImage: $(obj)/uImage.$(suffix-y)
 113         @ln -sf $(notdir $<) $@
 114         @echo '  Image $@ is ready'
 115
 116 export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \
 117        CONFIG_ZERO_PAGE_OFFSET CONFIG_ENTRY_OFFSET KERNEL_MEMORY suffix-y