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