107 lines
2.7 KiB
Makefile
107 lines
2.7 KiB
Makefile
#
|
|
# 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
|
|
#
|
|
|
|
OBJCOPYFLAGS :=-O binary -R .comment -S
|
|
|
|
ifneq ($(MACHINE),)
|
|
include $(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 := $(initrd_phys-y)
|
|
|
|
export ZRELADDR INITRD_PHYS PARAMS_PHYS
|
|
|
|
targets := Image zImage xipImage bootpImage uImage
|
|
|
|
ifeq ($(CONFIG_XIP_KERNEL),y)
|
|
|
|
cmd_deflate_xip_data = $(CONFIG_SHELL) -c \
|
|
'$(srctree)/$(src)/deflate_xip_data.sh $< $@'
|
|
|
|
ifeq ($(CONFIG_XIP_DEFLATED_DATA),y)
|
|
quiet_cmd_mkxip = XIPZ $@
|
|
cmd_mkxip = $(cmd_objcopy) && $(cmd_deflate_xip_data)
|
|
else
|
|
quiet_cmd_mkxip = $(quiet_cmd_objcopy)
|
|
cmd_mkxip = $(cmd_objcopy)
|
|
endif
|
|
|
|
$(obj)/xipImage: vmlinux FORCE
|
|
$(call if_changed,mkxip)
|
|
@$(kecho) ' Physical Address of xipImage: $(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)
|
|
|
|
$(obj)/compressed/vmlinux: $(obj)/Image FORCE
|
|
$(Q)$(MAKE) $(build)=$(obj)/compressed $@
|
|
|
|
$(obj)/zImage: $(obj)/compressed/vmlinux FORCE
|
|
$(call if_changed,objcopy)
|
|
|
|
endif
|
|
|
|
ifneq ($(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)) -ne 1 ]; then \
|
|
echo 'multiple (or no) 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)
|
|
|
|
$(obj)/bootp/bootp: $(obj)/zImage initrd FORCE
|
|
$(Q)$(MAKE) $(build)=$(obj)/bootp $@
|
|
|
|
$(obj)/bootpImage: $(obj)/bootp/bootp FORCE
|
|
$(call if_changed,objcopy)
|
|
|
|
PHONY += initrd
|
|
initrd:
|
|
@test "$(INITRD_PHYS)" != "" || \
|
|
(echo This machine does not support INITRD; exit -1)
|
|
@test "$(INITRD)" != "" || \
|
|
(echo You must specify INITRD; exit -1)
|
|
|
|
subdir- := bootp compressed dts
|