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 $(srctree)/$(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) ' Kernel: $@ is ready (physical address: $(CONFIG_XIP_PHYS_ADDR))' 35 36$(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 $(call if_changed,objcopy) 49 @$(kecho) ' Kernel: $@ is ready' 50 51$(obj)/compressed/vmlinux: $(obj)/Image FORCE 52 $(Q)$(MAKE) $(build)=$(obj)/compressed $@ 53 54$(obj)/zImage: $(obj)/compressed/vmlinux FORCE 55 $(call if_changed,objcopy) 56 @$(kecho) ' Kernel: $@ is ready' 57 58endif 59 60ifneq ($(LOADADDR),) 61 UIMAGE_LOADADDR=$(LOADADDR) 62else 63 ifeq ($(CONFIG_ZBOOT_ROM),y) 64 UIMAGE_LOADADDR=$(CONFIG_ZBOOT_ROM_TEXT) 65 else 66 UIMAGE_LOADADDR=$(ZRELADDR) 67 endif 68endif 69 70check_for_multiple_loadaddr = \ 71if [ $(words $(UIMAGE_LOADADDR)) -ne 1 ]; then \ 72 echo 'multiple (or no) load addresses: $(UIMAGE_LOADADDR)'; \ 73 echo 'This is incompatible with uImages'; \ 74 echo 'Specify LOADADDR on the commandline to build an uImage'; \ 75 false; \ 76fi 77 78$(obj)/uImage: $(obj)/zImage FORCE 79 @$(check_for_multiple_loadaddr) 80 $(call if_changed,uimage) 81 @$(kecho) ' Image $@ is ready' 82 83$(obj)/bootp/bootp: $(obj)/zImage initrd FORCE 84 $(Q)$(MAKE) $(build)=$(obj)/bootp $@ 85 @: 86 87$(obj)/bootpImage: $(obj)/bootp/bootp FORCE 88 $(call if_changed,objcopy) 89 @$(kecho) ' Kernel: $@ is ready' 90 91PHONY += initrd FORCE 92initrd: 93 @test "$(INITRD_PHYS)" != "" || \ 94 (echo This machine does not support INITRD; exit -1) 95 @test "$(INITRD)" != "" || \ 96 (echo You must specify INITRD; exit -1) 97 98install: 99 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \ 100 $(obj)/Image System.map "$(INSTALL_PATH)" 101 102zinstall: 103 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \ 104 $(obj)/zImage System.map "$(INSTALL_PATH)" 105 106uinstall: 107 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \ 108 $(obj)/uImage System.map "$(INSTALL_PATH)" 109 110zi: 111 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \ 112 $(obj)/zImage System.map "$(INSTALL_PATH)" 113 114i: 115 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \ 116 $(obj)/Image System.map "$(INSTALL_PATH)" 117 118subdir- := bootp compressed dts 119