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 14ifneq ($(MACHINE),) 15include $(MACHINE)/Makefile.boot 16endif 17 18# Note: the following conditions must always be true: 19# ZRELADDR == virt_to_phys(PAGE_OFFSET + TEXT_OFFSET) 20# PARAMS_PHYS must be within 4MB of ZRELADDR 21# INITRD_PHYS must be in RAM 22ZRELADDR := $(zreladdr-y) 23PARAMS_PHYS := $(params_phys-y) 24INITRD_PHYS := $(initrd_phys-y) 25 26export ZRELADDR INITRD_PHYS PARAMS_PHYS 27 28targets := Image zImage xipImage bootpImage uImage 29 30ifeq ($(CONFIG_XIP_KERNEL),y) 31 32$(obj)/xipImage: vmlinux FORCE 33 $(call if_changed,objcopy) 34 @$(kecho) ' Physical Address of xipImage: $(CONFIG_XIP_PHYS_ADDR)' 35 36$(obj)/Image $(obj)/zImage: FORCE 37 @echo 'Kernel configured for XIP (CONFIG_XIP_KERNEL=y)' 38 @echo 'Only the xipImage target is available in this case' 39 @false 40 41else 42 43$(obj)/xipImage: FORCE 44 @echo 'Kernel not configured for XIP (CONFIG_XIP_KERNEL!=y)' 45 @false 46 47$(obj)/Image: vmlinux FORCE 48 $(call if_changed,objcopy) 49 50$(obj)/compressed/vmlinux: $(obj)/Image FORCE 51 $(Q)$(MAKE) $(build)=$(obj)/compressed $@ 52 53$(obj)/zImage: $(obj)/compressed/vmlinux FORCE 54 $(call if_changed,objcopy) 55 56endif 57 58ifneq ($(LOADADDR),) 59 UIMAGE_LOADADDR=$(LOADADDR) 60else 61 ifeq ($(CONFIG_ZBOOT_ROM),y) 62 UIMAGE_LOADADDR=$(CONFIG_ZBOOT_ROM_TEXT) 63 else 64 UIMAGE_LOADADDR=$(ZRELADDR) 65 endif 66endif 67 68check_for_multiple_loadaddr = \ 69if [ $(words $(UIMAGE_LOADADDR)) -ne 1 ]; then \ 70 echo 'multiple (or no) load addresses: $(UIMAGE_LOADADDR)'; \ 71 echo 'This is incompatible with uImages'; \ 72 echo 'Specify LOADADDR on the commandline to build an uImage'; \ 73 false; \ 74fi 75 76$(obj)/uImage: $(obj)/zImage FORCE 77 @$(check_for_multiple_loadaddr) 78 $(call if_changed,uimage) 79 80$(obj)/bootp/bootp: $(obj)/zImage initrd FORCE 81 $(Q)$(MAKE) $(build)=$(obj)/bootp $@ 82 83$(obj)/bootpImage: $(obj)/bootp/bootp FORCE 84 $(call if_changed,objcopy) 85 86PHONY += initrd install zinstall uinstall 87initrd: 88 @test "$(INITRD_PHYS)" != "" || \ 89 (echo This machine does not support INITRD; exit -1) 90 @test "$(INITRD)" != "" || \ 91 (echo You must specify INITRD; exit -1) 92 93install: 94 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \ 95 $(obj)/Image System.map "$(INSTALL_PATH)" 96 97zinstall: 98 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \ 99 $(obj)/zImage System.map "$(INSTALL_PATH)" 100 101uinstall: 102 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \ 103 $(obj)/uImage System.map "$(INSTALL_PATH)" 104 105subdir- := bootp compressed dts 106