2019-05-19 12:07:45 +00:00
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# SPDX-License-Identifier: GPL-2.0-only
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2017-10-25 07:03:49 +00:00
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LDFLAGS_vmlinux := --no-undefined -X
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OBJCOPYFLAGS := -O binary -R .note -R .note.gnu.build-id -R .comment -S
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2018-08-15 02:45:59 +00:00
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ifdef CONFIG_FUNCTION_TRACER
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arch-y += -malways-save-lp -mno-relax
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endif
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2018-11-22 03:14:34 +00:00
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# Avoid generating FPU instructions
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arch-y += -mno-ext-fpu-sp -mno-ext-fpu-dp -mfloat-abi=soft
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2021-08-02 20:43:15 +00:00
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# Enable <nds32_intrinsic.h>
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KBUILD_CFLAGS += -isystem $(shell $(CC) -print-file-name=include)
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2018-03-01 02:54:07 +00:00
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KBUILD_CFLAGS += $(call cc-option, -mno-sched-prolog-epilog)
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KBUILD_CFLAGS += -mcmodel=large
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2017-10-25 07:03:49 +00:00
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KBUILD_CFLAGS +=$(arch-y) $(tune-y)
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KBUILD_AFLAGS +=$(arch-y) $(tune-y)
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#Default value
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head-y := arch/nds32/kernel/head.o
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textaddr-y := $(CONFIG_PAGE_OFFSET)+0xc000
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TEXTADDR := $(textaddr-y)
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export TEXTADDR
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# If we have a machine-specific directory, then include it in the build.
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core-y += arch/nds32/kernel/ arch/nds32/mm/
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2018-11-22 03:14:35 +00:00
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core-$(CONFIG_FPU) += arch/nds32/math-emu/
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2017-10-25 07:03:49 +00:00
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libs-y += arch/nds32/lib/
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ifneq '$(CONFIG_NDS32_BUILTIN_DTB)' '""'
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BUILTIN_DTB := y
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else
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BUILTIN_DTB := n
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endif
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ifdef CONFIG_CPU_LITTLE_ENDIAN
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2018-03-01 02:54:07 +00:00
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KBUILD_CFLAGS += $(call cc-option, -EL)
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2018-04-19 08:26:43 +00:00
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KBUILD_AFLAGS += $(call cc-option, -EL)
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2018-08-23 23:20:39 +00:00
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KBUILD_LDFLAGS += $(call cc-option, -EL)
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2018-05-28 16:29:02 +00:00
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CHECKFLAGS += -D__NDS32_EL__
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2017-10-25 07:03:49 +00:00
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else
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2018-03-01 02:54:07 +00:00
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KBUILD_CFLAGS += $(call cc-option, -EB)
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2018-04-19 08:26:43 +00:00
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KBUILD_AFLAGS += $(call cc-option, -EB)
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2018-08-23 23:20:39 +00:00
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KBUILD_LDFLAGS += $(call cc-option, -EB)
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2018-05-28 16:29:02 +00:00
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CHECKFLAGS += -D__NDS32_EB__
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2017-10-25 07:03:49 +00:00
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endif
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boot := arch/nds32/boot
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2018-01-10 21:19:37 +00:00
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core-y += $(boot)/dts/
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2017-10-25 07:03:49 +00:00
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Image: vmlinux
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$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
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PHONY += vdso_install
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vdso_install:
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$(Q)$(MAKE) $(build)=arch/nds32/kernel/vdso $@
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prepare: vdso_prepare
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vdso_prepare: prepare0
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$(Q)$(MAKE) $(build)=arch/nds32/kernel/vdso include/generated/vdso-offsets.h
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define archhelp
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echo ' Image - kernel image (arch/$(ARCH)/boot/Image)'
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endef
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