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 CONFIG_PHYSICAL_START   ?= $(CONFIG_MEMORY_START)
  23
  24 suffix-y := bin
  25 suffix-$(CONFIG_KERNEL_GZIP)    := gz
  26 suffix-$(CONFIG_KERNEL_BZIP2)   := bz2
  27 suffix-$(CONFIG_KERNEL_LZMA)    := lzma
  28 suffix-$(CONFIG_KERNEL_XZ)      := xz
  29 suffix-$(CONFIG_KERNEL_LZO)     := lzo
  30
  31 targets := zImage vmlinux.srec romImage uImage uImage.srec uImage.gz \
  32            uImage.bz2 uImage.lzma uImage.xz uImage.lzo uImage.bin
  33 extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma \
  34            vmlinux.bin.xz vmlinux.bin.lzo
  35 subdir- := compressed romimage
  36
  37 $(obj)/zImage: $(obj)/compressed/vmlinux FORCE
  38         $(call if_changed,objcopy)
  39         @echo '  Kernel: $@ is ready'
  40
  41 $(obj)/compressed/vmlinux: FORCE
  42         $(Q)$(MAKE) $(build)=$(obj)/compressed $@
  43
  44 $(obj)/romImage: $(obj)/romimage/vmlinux FORCE
  45         $(call if_changed,objcopy)
  46         @echo '  Kernel: $@ is ready'
  47
  48 $(obj)/romimage/vmlinux: $(obj)/zImage FORCE
  49         $(Q)$(MAKE) $(build)=$(obj)/romimage $@
  50
  51 KERNEL_MEMORY   := $(shell /bin/bash -c 'printf "0x%08x" \
  52                      $$[$(CONFIG_PHYSICAL_START) & 0x1fffffff]')
  53
  54 KERNEL_LOAD     := $(shell /bin/bash -c 'printf "0x%08x" \
  55                      $$[$(CONFIG_PAGE_OFFSET)  + \
  56                         $(KERNEL_MEMORY) + \
  57                         $(CONFIG_ZERO_PAGE_OFFSET)]')
  58
  59 KERNEL_ENTRY    := $(shell /bin/bash -c 'printf "0x%08x" \
  60                      $$[$(CONFIG_PAGE_OFFSET)  + \
  61                         $(KERNEL_MEMORY) + \
  62                         $(CONFIG_ZERO_PAGE_OFFSET) + $(CONFIG_ENTRY_OFFSET)]')
  63
  64 quiet_cmd_uimage = UIMAGE  $@
  65       cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A sh -O linux -T kernel \
  66                    -C $(2) -a $(KERNEL_LOAD) -e $(KERNEL_ENTRY) \
  67                    -n 'Linux-$(KERNELRELEASE)' -d $< $@
  68
  69 $(obj)/vmlinux.bin: vmlinux FORCE
  70         $(call if_changed,objcopy)
  71
  72 $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
  73         $(call if_changed,gzip)
  74
  75 $(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE
  76         $(call if_changed,bzip2)
  77
  78 $(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE
  79         $(call if_changed,lzma)
  80
  81 $(obj)/vmlinux.bin.xz: $(obj)/vmlinux.bin FORCE
  82         $(call if_changed,xzkern)
  83
  84 $(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE
  85         $(call if_changed,lzo)
  86
  87 $(obj)/uImage.bz2: $(obj)/vmlinux.bin.bz2
  88         $(call if_changed,uimage,bzip2)
  89
  90 $(obj)/uImage.gz: $(obj)/vmlinux.bin.gz
  91         $(call if_changed,uimage,gzip)
  92
  93 $(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma
  94         $(call if_changed,uimage,lzma)
  95
  96 $(obj)/uImage.xz: $(obj)/vmlinux.bin.xz
  97         $(call if_changed,uimage,xz)
  98
  99 $(obj)/uImage.lzo: $(obj)/vmlinux.bin.lzo
 100         $(call if_changed,uimage,lzo)
 101
 102 $(obj)/uImage.bin: $(obj)/vmlinux.bin
 103         $(call if_changed,uimage,none)
 104
 105 OBJCOPYFLAGS_vmlinux.srec := -I binary -O srec
 106 $(obj)/vmlinux.srec: $(obj)/compressed/vmlinux
 107         $(call if_changed,objcopy)
 108
 109 OBJCOPYFLAGS_uImage.srec := -I binary -O srec
 110 $(obj)/uImage.srec: $(obj)/uImage
 111         $(call if_changed,objcopy)
 112
 113 $(obj)/uImage: $(obj)/uImage.$(suffix-y)
 114         @ln -sf $(notdir $<) $@
 115         @echo '  Image $@ is ready'
 116
 117 export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \
 118        CONFIG_PHYSICAL_START CONFIG_ZERO_PAGE_OFFSET CONFIG_ENTRY_OFFSET \
 119        KERNEL_MEMORY suffix-y