1 # 2 # arch/arm/boot/Makefile 3 # 4 # This file is included by the global makefile so that you can add your own 5 # architecture-specific flags and dependencies. 6 # 7 # This file is subject to the terms and conditions of the GNU General Public 8 # License. See the file "COPYING" in the main directory of this archive 9 # for more details. 10 # 11 # Copyright (C) 1995-2002 Russell King 12 # 13 OBJCOPYFLAGS :=-O binary -R .comment -S 14 15 # ZRELADDR == virt_to_phys(PAGE_OFFSET + TEXT_OFFSET) 16 ifdef CONFIG_PHYS_OFFSET 17 add_hex = $(shell printf 0x%x $$(( $(1) + $(2) )) ) 18 ZRELADDR := $(call add_hex, $(CONFIG_PHYS_OFFSET), $(TEXT_OFFSET)) 19 endif 20 21 PHYS_OFFSET := $(CONFIG_PHYS_OFFSET) 22 export ZRELADDR PARAMS_PHYS PHYS_OFFSET 23 24 targets := Image zImage xipImage bootpImage uImage 25 26 ifeq ($(CONFIG_XIP_KERNEL),y) 27 28 cmd_deflate_xip_data = $(CONFIG_SHELL) -c '$(src)/deflate_xip_data.sh $< $@' 29 30 ifeq ($(CONFIG_XIP_DEFLATED_DATA),y) 31 quiet_cmd_mkxip = XIPZ $@ 32 cmd_mkxip = $(cmd_objcopy) && $(cmd_deflate_xip_data) 33 else 34 quiet_cmd_mkxip = $(quiet_cmd_objcopy) 35 cmd_mkxip = $(cmd_objcopy) 36 endif 37 38 $(obj)/xipImage: vmlinux FORCE 39 $(call if_changed,mkxip) 40 @$(kecho) ' Physical Address of xipImage: $(CONFIG_XIP_PHYS_ADDR)' 41 42 $(obj)/Image $(obj)/zImage: FORCE 43 @echo 'Kernel configured for XIP (CONFIG_XIP_KERNEL=y)' 44 @echo 'Only the xipImage target is available in this case' 45 @false 46 47 else 48 49 $(obj)/xipImage: FORCE 50 @echo 'Kernel not configured for XIP (CONFIG_XIP_KERNEL!=y)' 51 @false 52 53 $(obj)/Image: vmlinux FORCE 54 $(call if_changed,objcopy) 55 56 $(obj)/compressed/vmlinux: $(obj)/Image FORCE 57 $(Q)$(MAKE) $(build)=$(obj)/compressed $@ 58 59 $(obj)/zImage: $(obj)/compressed/vmlinux FORCE 60 $(call if_changed,objcopy) 61 62 endif 63 64 ifneq ($(LOADADDR),) 65 UIMAGE_LOADADDR=$(LOADADDR) 66 else 67 ifeq ($(CONFIG_ZBOOT_ROM),y) 68 UIMAGE_LOADADDR=$(CONFIG_ZBOOT_ROM_TEXT) 69 else 70 UIMAGE_LOADADDR=$(ZRELADDR) 71 endif 72 endif 73 74 check_for_multiple_loadaddr = \ 75 if [ $(words $(UIMAGE_LOADADDR)) -ne 1 ]; then \ 76 echo 'multiple (or no) load addresses: $(UIMAGE_LOADADDR)'; \ 77 echo 'This is incompatible with uImages'; \ 78 echo 'Specify LOADADDR on the commandline to build an uImage'; \ 79 false; \ 80 fi 81 82 $(obj)/uImage: $(obj)/zImage FORCE 83 @$(check_for_multiple_loadaddr) 84 $(call if_changed,uimage) 85 86 $(obj)/bootp/bootp: $(obj)/zImage FORCE 87 $(Q)$(MAKE) $(build)=$(obj)/bootp $@ 88 89 $(obj)/bootpImage: $(obj)/bootp/bootp FORCE 90 $(call if_changed,objcopy) 91 92 subdir- := bootp compressed dts
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