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- # SPDX-License-Identifier: GPL-2.0-only
- OBJCOPYFLAGS :=-O binary
- GZFLAGS :=-9
- ifdef CONFIG_CPU_HAS_FPU
- FPUEXT = f
- endif
- ifdef CONFIG_CPU_HAS_VDSP
- VDSPEXT = v
- endif
- ifdef CONFIG_CPU_HAS_TEE
- TEEEXT = t
- endif
- ifdef CONFIG_CPU_CK610
- CPUTYPE = ck610
- CSKYABI = abiv1
- endif
- ifdef CONFIG_CPU_CK810
- CPUTYPE = ck810
- CSKYABI = abiv2
- endif
- ifdef CONFIG_CPU_CK807
- CPUTYPE = ck807
- CSKYABI = abiv2
- endif
- ifdef CONFIG_CPU_CK860
- CPUTYPE = ck860
- CSKYABI = abiv2
- endif
- ifneq ($(CSKYABI),)
- MCPU_STR = $(CPUTYPE)$(FPUEXT)$(VDSPEXT)$(TEEEXT)
- KBUILD_CFLAGS += -mcpu=$(CPUTYPE) -Wa,-mcpu=$(MCPU_STR)
- KBUILD_CFLAGS += -DCSKYCPU_DEF_NAME=\"$(MCPU_STR)\"
- KBUILD_CFLAGS += -msoft-float -mdiv
- KBUILD_CFLAGS += -fno-tree-vectorize
- endif
- KBUILD_CFLAGS += -pipe
- ifeq ($(CSKYABI),abiv2)
- KBUILD_CFLAGS += -mno-stack-size
- endif
- ifdef CONFIG_FRAME_POINTER
- KBUILD_CFLAGS += -mbacktrace
- endif
- abidirs := $(patsubst %,arch/csky/%/,$(CSKYABI))
- KBUILD_CFLAGS += $(patsubst %,-I$(srctree)/%inc,$(abidirs))
- KBUILD_CPPFLAGS += -mlittle-endian
- LDFLAGS += -EL
- KBUILD_AFLAGS += $(KBUILD_CFLAGS)
- core-y += arch/csky/$(CSKYABI)/
- libs-y += arch/csky/lib/ \
- $(shell $(CC) $(KBUILD_CFLAGS) $(KCFLAGS) -print-libgcc-file-name)
- boot := arch/csky/boot
- all: zImage
- zImage Image uImage: vmlinux
- $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
- define archhelp
- echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
- echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
- echo ' uImage - U-Boot wrapped zImage'
- endef
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