63a4aea556
With the libfdt include fixups to use "" instead of <> in the
latest dtc import in commit 4760597 (scripts/dtc: Update to upstream
version 9d3649bd3be245c9), it is no longer necessary to add explicit
include paths to use libfdt. Remove these across the kernel.
Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Acked-by: Michael Ellerman <mpe@ellerman.id.au>
Acked-by: Grant Likely <grant.likely@linaro.org>
Cc: linux-mips@linux-mips.org
Cc: linuxppc-dev@lists.ozlabs.org
40 lines
1.5 KiB
Makefile
40 lines
1.5 KiB
Makefile
#
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# The stub may be linked into the kernel proper or into a separate boot binary,
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# but in either case, it executes before the kernel does (with MMU disabled) so
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# things like ftrace and stack-protector are likely to cause trouble if left
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# enabled, even if doing so doesn't break the build.
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#
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cflags-$(CONFIG_X86_32) := -march=i386
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cflags-$(CONFIG_X86_64) := -mcmodel=small
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cflags-$(CONFIG_X86) += -m$(BITS) -D__KERNEL__ $(LINUX_INCLUDE) -O2 \
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-fPIC -fno-strict-aliasing -mno-red-zone \
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-mno-mmx -mno-sse -DDISABLE_BRANCH_PROFILING
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cflags-$(CONFIG_ARM64) := $(subst -pg,,$(KBUILD_CFLAGS))
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cflags-$(CONFIG_ARM) := $(subst -pg,,$(KBUILD_CFLAGS)) \
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-fno-builtin -fpic -mno-single-pic-base
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KBUILD_CFLAGS := $(cflags-y) \
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$(call cc-option,-ffreestanding) \
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$(call cc-option,-fno-stack-protector)
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GCOV_PROFILE := n
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KASAN_SANITIZE := n
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lib-y := efi-stub-helper.o
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lib-$(CONFIG_EFI_ARMSTUB) += arm-stub.o fdt.o
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#
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# arm64 puts the stub in the kernel proper, which will unnecessarily retain all
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# code indefinitely unless it is annotated as __init/__initdata/__initconst etc.
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# So let's apply the __init annotations at the section level, by prefixing
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# the section names directly. This will ensure that even all the inline string
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# literals are covered.
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#
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extra-$(CONFIG_ARM64) := $(lib-y)
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lib-$(CONFIG_ARM64) := $(patsubst %.o,%.init.o,$(lib-y))
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OBJCOPYFLAGS := --prefix-alloc-sections=.init
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$(obj)/%.init.o: $(obj)/%.o FORCE
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$(call if_changed,objcopy)
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