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- #
- # arch/xtensa/boot/Makefile
- #
- # 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.
- #
- #
- # KBUILD_CFLAGS used when building rest of boot (takes effect recursively)
- KBUILD_CFLAGS += -fno-builtin -Iarch/$(ARCH)/boot/include
- HOSTFLAGS += -Iarch/$(ARCH)/boot/include
- BIG_ENDIAN := $(shell echo -e __XTENSA_EB__ | $(CC) -E - | grep -v "\#")
- export ccflags-y
- export BIG_ENDIAN
- subdir-y := lib
- # Subdirs for the boot loader(s)
- bootdir-$(CONFIG_XTENSA_PLATFORM_ISS) += boot-elf
- bootdir-$(CONFIG_XTENSA_PLATFORM_XT2000) += boot-redboot boot-elf boot-uboot
- bootdir-$(CONFIG_XTENSA_PLATFORM_XTFPGA) += boot-redboot boot-elf boot-uboot
- BUILTIN_DTB := $(patsubst "%",%,$(CONFIG_BUILTIN_DTB)).dtb.o
- ifneq ($(CONFIG_BUILTIN_DTB),"")
- obj-$(CONFIG_OF) += $(BUILTIN_DTB)
- endif
- # Rule to build device tree blobs
- $(obj)/%.dtb: $(src)/dts/%.dts FORCE
- $(call if_changed_dep,dtc)
- clean-files := *.dtb.S
- zImage Image: $(bootdir-y)
- $(bootdir-y): $(addprefix $(obj)/,$(subdir-y)) \
- $(addprefix $(obj)/,$(host-progs))
- $(Q)$(MAKE) $(build)=$(obj)/$@ $(MAKECMDGOALS)
- OBJCOPYFLAGS = --strip-all -R .comment -R .note.gnu.build-id -O binary
- vmlinux.bin: vmlinux FORCE
- $(call if_changed,objcopy)
- vmlinux.bin.gz: vmlinux.bin FORCE
- $(call if_changed,gzip)
- boot-elf: vmlinux.bin
- boot-redboot: vmlinux.bin.gz
- boot-uboot: vmlinux.bin.gz
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