| # SPDX-License-Identifier: GPL-2.0-only |
| LDFLAGS_vmlinux := --no-undefined -X |
| OBJCOPYFLAGS := -O binary -R .note -R .note.gnu.build-id -R .comment -S |
| |
| ifdef CONFIG_FUNCTION_TRACER |
| arch-y += -malways-save-lp -mno-relax |
| endif |
| |
| # Avoid generating FPU instructions |
| arch-y += -mno-ext-fpu-sp -mno-ext-fpu-dp -mfloat-abi=soft |
| |
| # Enable <nds32_intrinsic.h> |
| KBUILD_CFLAGS += -isystem $(shell $(CC) -print-file-name=include) |
| KBUILD_CFLAGS += $(call cc-option, -mno-sched-prolog-epilog) |
| KBUILD_CFLAGS += -mcmodel=large |
| |
| KBUILD_CFLAGS +=$(arch-y) $(tune-y) |
| KBUILD_AFLAGS +=$(arch-y) $(tune-y) |
| |
| #Default value |
| head-y := arch/nds32/kernel/head.o |
| textaddr-y := $(CONFIG_PAGE_OFFSET)+0xc000 |
| |
| TEXTADDR := $(textaddr-y) |
| |
| export TEXTADDR |
| |
| |
| # If we have a machine-specific directory, then include it in the build. |
| core-y += arch/nds32/kernel/ arch/nds32/mm/ |
| core-$(CONFIG_FPU) += arch/nds32/math-emu/ |
| libs-y += arch/nds32/lib/ |
| |
| ifneq '$(CONFIG_NDS32_BUILTIN_DTB)' '""' |
| BUILTIN_DTB := y |
| else |
| BUILTIN_DTB := n |
| endif |
| |
| ifdef CONFIG_CPU_LITTLE_ENDIAN |
| KBUILD_CFLAGS += $(call cc-option, -EL) |
| KBUILD_AFLAGS += $(call cc-option, -EL) |
| KBUILD_LDFLAGS += $(call cc-option, -EL) |
| CHECKFLAGS += -D__NDS32_EL__ |
| else |
| KBUILD_CFLAGS += $(call cc-option, -EB) |
| KBUILD_AFLAGS += $(call cc-option, -EB) |
| KBUILD_LDFLAGS += $(call cc-option, -EB) |
| CHECKFLAGS += -D__NDS32_EB__ |
| endif |
| |
| boot := arch/nds32/boot |
| core-y += $(boot)/dts/ |
| |
| Image: vmlinux |
| $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ |
| |
| |
| PHONY += vdso_install |
| vdso_install: |
| $(Q)$(MAKE) $(build)=arch/nds32/kernel/vdso $@ |
| |
| prepare: vdso_prepare |
| vdso_prepare: prepare0 |
| $(Q)$(MAKE) $(build)=arch/nds32/kernel/vdso include/generated/vdso-offsets.h |
| |
| define archhelp |
| echo ' Image - kernel image (arch/$(ARCH)/boot/Image)' |
| endef |
