| 123456789101112131415161718192021222324252627282930313233343536373839404142 |
- # SPDX-License-Identifier: GPL-2.0
- # This file was copied from arm64/kernel/pi/Makefile.
- KBUILD_CFLAGS := $(subst $(CC_FLAGS_FTRACE),,$(KBUILD_CFLAGS)) -fpie \
- -Os -DDISABLE_BRANCH_PROFILING $(DISABLE_STACKLEAK_PLUGIN) \
- $(call cc-option,-mbranch-protection=none) \
- -I$(srctree)/scripts/dtc/libfdt -fno-stack-protector \
- -include $(srctree)/include/linux/hidden.h \
- -D__DISABLE_EXPORTS -ffreestanding \
- -fno-asynchronous-unwind-tables -fno-unwind-tables \
- $(call cc-option,-fno-addrsig)
- # Disable LTO
- KBUILD_CFLAGS := $(filter-out $(CC_FLAGS_LTO), $(KBUILD_CFLAGS))
- KBUILD_CFLAGS += -mcmodel=medany
- CFLAGS_cmdline_early.o += -D__NO_FORTIFY
- CFLAGS_fdt_early.o += -D__NO_FORTIFY
- # lib/string.c already defines __NO_FORTIFY
- CFLAGS_ctype.o += -D__NO_FORTIFY
- CFLAGS_lib-fdt.o += -D__NO_FORTIFY
- CFLAGS_lib-fdt_ro.o += -D__NO_FORTIFY
- CFLAGS_archrandom_early.o += -D__NO_FORTIFY
- $(obj)/%.pi.o: OBJCOPYFLAGS := --prefix-symbols=__pi_ \
- --remove-section=.note.gnu.property \
- --prefix-alloc-sections=.init.pi
- $(obj)/%.pi.o: $(obj)/%.o FORCE
- $(call if_changed,objcopy)
- $(obj)/lib-%.o: $(srctree)/lib/%.c FORCE
- $(call if_changed_rule,cc_o_c)
- $(obj)/string.o: $(srctree)/lib/string.c FORCE
- $(call if_changed_rule,cc_o_c)
- $(obj)/ctype.o: $(srctree)/lib/ctype.c FORCE
- $(call if_changed_rule,cc_o_c)
- obj-y := cmdline_early.pi.o fdt_early.pi.o string.pi.o ctype.pi.o lib-fdt.pi.o lib-fdt_ro.pi.o archrandom_early.pi.o
- extra-y := $(patsubst %.pi.o,%.o,$(obj-y))
|
