[thirdparty/linux.git] / arch / csky / Makefile

# 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)

head-y := arch/csky/kernel/head.o

core-y += arch/csky/kernel/
core-y += arch/csky/mm/
core-y += arch/csky/$(CSKYABI)/

libs-y += arch/csky/lib/ \
	$(shell $(CC) $(KBUILD_CFLAGS) $(KCFLAGS) -print-libgcc-file-name)

boot := arch/csky/boot
core-y += $(boot)/dts/

all: zImage

zImage Image uImage: vmlinux
	$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@

archclean:
	$(Q)$(MAKE) $(clean)=$(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
Commit	Line	Data
ec8f24b7	1	# SPDX-License-Identifier: GPL-2.0-only
c32e64e8 GR	2	OBJCOPYFLAGS :=-O binary
c32e64e8 GR	3	GZFLAGS :=-9
c32e64e8 GR	4
	5	ifdef CONFIG_CPU_HAS_FPU
	6	FPUEXT = f
	7	endif
	8
	9	ifdef CONFIG_CPU_HAS_VDSP
	10	VDSPEXT = v
	11	endif
	12
	13	ifdef CONFIG_CPU_HAS_TEE
	14	TEEEXT = t
	15	endif
	16
	17	ifdef CONFIG_CPU_CK610
	18	CPUTYPE = ck610
	19	CSKYABI = abiv1
	20	endif
	21
	22	ifdef CONFIG_CPU_CK810
	23	CPUTYPE = ck810
	24	CSKYABI = abiv2
	25	endif
	26
	27	ifdef CONFIG_CPU_CK807
	28	CPUTYPE = ck807
	29	CSKYABI = abiv2
	30	endif
	31
	32	ifdef CONFIG_CPU_CK860
	33	CPUTYPE = ck860
	34	CSKYABI = abiv2
	35	endif
	36
	37	ifneq ($(CSKYABI),)
	38	MCPU_STR = $(CPUTYPE)$(FPUEXT)$(VDSPEXT)$(TEEEXT)
3dfc242f	39	KBUILD_CFLAGS += -mcpu=$(CPUTYPE) -Wa,-mcpu=$(MCPU_STR)
c32e64e8 GR	40	KBUILD_CFLAGS += -DCSKYCPU_DEF_NAME=\"$(MCPU_STR)\"
	41	KBUILD_CFLAGS += -msoft-float -mdiv
	42	KBUILD_CFLAGS += -fno-tree-vectorize
	43	endif
	44
	45	KBUILD_CFLAGS += -pipe
	46	ifeq ($(CSKYABI),abiv2)
	47	KBUILD_CFLAGS += -mno-stack-size
	48	endif
	49
18c07d23	50	ifdef CONFIG_FRAME_POINTER
0ea2dc7c GR	51	KBUILD_CFLAGS += -mbacktrace
	52	endif
	53
c32e64e8 GR	54	abidirs := $(patsubst %,arch/csky/%/,$(CSKYABI))
	55	KBUILD_CFLAGS += $(patsubst %,-I$(srctree)/%inc,$(abidirs))
	56
	57	KBUILD_CPPFLAGS += -mlittle-endian
	58	LDFLAGS += -EL
	59
	60	KBUILD_AFLAGS += $(KBUILD_CFLAGS)
	61
	62	head-y := arch/csky/kernel/head.o
	63
	64	core-y += arch/csky/kernel/
	65	core-y += arch/csky/mm/
	66	core-y += arch/csky/$(CSKYABI)/
	67
	68	libs-y += arch/csky/lib/ \
	69	$(shell $(CC) $(KBUILD_CFLAGS) $(KCFLAGS) -print-libgcc-file-name)
	70
	71	boot := arch/csky/boot
c32e64e8	72	core-y += $(boot)/dts/
c32e64e8 GR	73
	74	all: zImage
	75
e8d0c9a7	76	zImage Image uImage: vmlinux
c32e64e8 GR	77	$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
	78
	79	archclean:
	80	$(Q)$(MAKE) $(clean)=$(boot)
c32e64e8 GR	81
	82	define archhelp
	83	echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
	84	echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
	85	echo ' uImage - U-Boot wrapped zImage'
	86	endef