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