1 # SPDX-License-Identifier: GPL-2.0-only
2 OBJCOPYFLAGS :=-O binary
4 KBUILD_DEFCONFIG := defconfig
6 ifdef CONFIG_CPU_HAS_FPU
10 ifdef CONFIG_CPU_HAS_VDSP
14 ifdef CONFIG_CPU_HAS_TEE
18 ifdef CONFIG_CPU_CK610
23 ifdef CONFIG_CPU_CK810
28 ifdef CONFIG_CPU_CK807
33 ifdef CONFIG_CPU_CK860
39 MCPU_STR = $(CPUTYPE)$(FPUEXT)$(VDSPEXT)$(TEEEXT)
40 KBUILD_CFLAGS += -mcpu=$(CPUTYPE) -Wa,-mcpu=$(MCPU_STR)
41 KBUILD_CFLAGS += -DCSKYCPU_DEF_NAME=\"$(MCPU_STR)\"
42 KBUILD_CFLAGS += -msoft-float -mdiv
43 KBUILD_CFLAGS += -fno-tree-vectorize
46 KBUILD_CFLAGS += -pipe
47 ifeq ($(CSKYABI),abiv2)
48 KBUILD_CFLAGS += -mno-stack-size
51 ifdef CONFIG_STACKTRACE
52 KBUILD_CFLAGS += -mbacktrace
55 abidirs := $(patsubst %,arch/csky/%/,$(CSKYABI))
56 KBUILD_CFLAGS += $(patsubst %,-I$(srctree)/%inc,$(abidirs))
58 KBUILD_CPPFLAGS += -mlittle-endian
61 KBUILD_AFLAGS += $(KBUILD_CFLAGS)
63 head-y := arch/csky/kernel/head.o
65 core-y += arch/csky/kernel/
66 core-y += arch/csky/mm/
67 core-y += arch/csky/$(CSKYABI)/
69 libs-y += arch/csky/lib/ \
70 $(shell $(CC) $(KBUILD_CFLAGS) $(KCFLAGS) -print-libgcc-file-name)
72 boot := arch/csky/boot
73 core-y += $(boot)/dts/
77 zImage Image uImage: vmlinux
78 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
81 $(Q)$(MAKE) $(clean)=$(boot)
84 echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
85 echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
86 echo ' uImage - U-Boot wrapped zImage'