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- #
- # arch/arm/boot/Makefile
- #
- # This file is included by the global makefile so that you can add your own
- # architecture-specific flags and dependencies.
- #
- # This file is subject to the terms and conditions of the GNU General Public
- # License. See the file "COPYING" in the main directory of this archive
- # for more details.
- #
- # Copyright (C) 1995-2002 Russell King
- #
- MKIMAGE := $(srctree)/scripts/mkuboot.sh
- MKDTB := $(srctree)/scripts/mkdtb.sh
- ifneq ($(MACHINE),)
- include $(srctree)/$(MACHINE)/Makefile.boot
- endif
- # Note: the following conditions must always be true:
- # ZRELADDR == virt_to_phys(PAGE_OFFSET + TEXT_OFFSET)
- # PARAMS_PHYS must be within 4MB of ZRELADDR
- # INITRD_PHYS must be in RAM
- ZRELADDR := $(zreladdr-y)
- PARAMS_PHYS := $(params_phys-y)
- INITRD_PHYS := $(initrd_phys-y)
- export ZRELADDR INITRD_PHYS PARAMS_PHYS
- targets := Image zImage xipImage bootpImage uImage dt-blob
- $(obj)/dt-blob: FORCE
- ifeq ($(CONFIG_KONA_ATAG_DT),y)
- $(CONFIG_SHELL) $(MKDTB) $(srctree)/arch/arm/boot/dts/$(CONFIG_KONA_ATAG_DT_DTS_FILE).dts \
- $(objtree)/arch/arm/boot/dt-blob
- @echo ' dt-blob is ready.'
- else
- ifneq ($(wildcard $(objtree)/arch/arm/boot/dt-blob),)
- rm -f $(objtree)/arch/arm/boot/dt-blob
- endif
- @echo ' dt-blob is not needed.'
- endif
- ifeq ($(CONFIG_XIP_KERNEL),y)
- $(obj)/xipImage: vmlinux FORCE
- $(call if_changed,objcopy)
- @echo ' Kernel: $@ is ready (physical address: $(CONFIG_XIP_PHYS_ADDR))'
- $(obj)/Image $(obj)/zImage: FORCE
- @echo 'Kernel configured for XIP (CONFIG_XIP_KERNEL=y)'
- @echo 'Only the xipImage target is available in this case'
- @false
- else
- $(obj)/xipImage: FORCE
- @echo 'Kernel not configured for XIP (CONFIG_XIP_KERNEL!=y)'
- @false
- $(obj)/Image: vmlinux FORCE
- $(call if_changed,objcopy)
- @echo ' Kernel: $@ is ready'
- $(obj)/compressed/vmlinux: $(obj)/Image FORCE
- $(Q)$(MAKE) $(build)=$(obj)/compressed $@
- $(obj)/zImage: $(obj)/compressed/vmlinux FORCE
- $(call if_changed,objcopy)
- @echo ' Kernel: $@ is ready'
- endif
- targets += $(dtb-y)
- # Rule to build device tree blobs
- $(obj)/%.dtb: $(src)/dts/%.dts FORCE
- $(call if_changed_dep,dtc)
- $(obj)/dtbs: $(addprefix $(obj)/, $(dtb-y))
- clean-files := *.dtb
- ifneq ($(LOADADDR),)
- UIMAGE_LOADADDR=$(LOADADDR)
- else
- ifeq ($(CONFIG_ZBOOT_ROM),y)
- UIMAGE_LOADADDR=$(CONFIG_ZBOOT_ROM_TEXT)
- else
- UIMAGE_LOADADDR=$(ZRELADDR)
- endif
- endif
- check_for_multiple_loadaddr = \
- if [ $(words $(UIMAGE_LOADADDR)) -gt 1 ]; then \
- echo 'multiple load addresses: $(UIMAGE_LOADADDR)'; \
- echo 'This is incompatible with uImages'; \
- echo 'Specify LOADADDR on the commandline to build an uImage'; \
- false; \
- fi
- $(obj)/uImage: $(obj)/zImage FORCE
- @$(check_for_multiple_loadaddr)
- $(call if_changed,uimage)
- @echo ' Image $@ is ready'
- $(obj)/bootp/bootp: $(obj)/zImage initrd FORCE
- $(Q)$(MAKE) $(build)=$(obj)/bootp $@
- @:
- $(obj)/bootpImage: $(obj)/bootp/bootp FORCE
- $(call if_changed,objcopy)
- @echo ' Kernel: $@ is ready'
- PHONY += initrd FORCE
- initrd:
- @test "$(INITRD_PHYS)" != "" || \
- (echo This machine does not support INITRD; exit -1)
- @test "$(INITRD)" != "" || \
- (echo You must specify INITRD; exit -1)
- install: $(obj)/Image
- $(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \
- $(obj)/Image System.map "$(INSTALL_PATH)"
- zinstall: $(obj)/zImage
- $(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \
- $(obj)/zImage System.map "$(INSTALL_PATH)"
- uinstall: $(obj)/uImage
- $(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \
- $(obj)/uImage System.map "$(INSTALL_PATH)"
- zi:
- $(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \
- $(obj)/zImage System.map "$(INSTALL_PATH)"
- i:
- $(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \
- $(obj)/Image System.map "$(INSTALL_PATH)"
- subdir- := bootp compressed
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