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author | Greentime Hu <greentime@andestech.com> | 2017-10-25 15:03:49 +0800 |
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committer | Greentime Hu <greentime@andestech.com> | 2018-02-22 10:44:35 +0800 |
commit | e71ea3badae55a69a44b8fcb46ae7b547529b376 (patch) | |
tree | 21947a2e1b0852e6d26c2f2435c464aa3238a2cd /arch/nds32/Makefile | |
parent | a06d4298d4d82f6a7ea6c67aa46dbdb873530320 (diff) | |
download | linux-e71ea3badae55a69a44b8fcb46ae7b547529b376.tar.gz |
nds32: Build infrastructure
This patch adds Makefile, Kconfig and vmlinux.lds.S files required for building
an nds32 kernel.
Signed-off-by: Vincent Chen <vincentc@andestech.com>
Signed-off-by: Greentime Hu <greentime@andestech.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/nds32/Makefile')
-rw-r--r-- | arch/nds32/Makefile | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/arch/nds32/Makefile b/arch/nds32/Makefile new file mode 100644 index 000000000000..54b4de9d48b6 --- /dev/null +++ b/arch/nds32/Makefile @@ -0,0 +1,66 @@ +LDFLAGS_vmlinux := --no-undefined -X +OBJCOPYFLAGS := -O binary -R .note -R .note.gnu.build-id -R .comment -S + +KBUILD_DEFCONFIG := defconfig + +comma = , + +KBUILD_CFLAGS +=-mno-sched-prolog-epilog -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/ +libs-y += arch/nds32/lib/ +LIBGCC_PATH := \ + $(shell $(CC) $(KBUILD_CFLAGS) $(KCFLAGS) -print-libgcc-file-name) +libs-y += $(LIBGCC_PATH) + +ifneq '$(CONFIG_NDS32_BUILTIN_DTB)' '""' +BUILTIN_DTB := y +else +BUILTIN_DTB := n +endif + +ifdef CONFIG_CPU_LITTLE_ENDIAN +KBUILD_CFLAGS += -EL +else +KBUILD_CFLAGS += -EB +endif + +boot := arch/nds32/boot +core-$(BUILTIN_DTB) += $(boot)/dts/ + +.PHONY: FORCE + +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 + +CLEAN_FILES += include/asm-nds32/constants.h* + +# We use MRPROPER_FILES and CLEAN_FILES now +archclean: + $(Q)$(MAKE) $(clean)=$(boot) + +define archhelp + echo ' Image - kernel image (arch/$(ARCH)/boot/Image)' +endef |