arch/riscv/kernel/pi/Makefile

   1 # SPDX-License-Identifier: GPL-2.0
   2 # This file was copied from arm64/kernel/pi/Makefile.
   3
   4 KBUILD_CFLAGS   := $(subst $(CC_FLAGS_FTRACE),,$(KBUILD_CFLAGS)) -fpie \
   5                    -Os -DDISABLE_BRANCH_PROFILING $(DISABLE_STACKLEAK_PLUGIN) \
   6                    $(call cc-option,-mbranch-protection=none) \
   7                    -I$(srctree)/scripts/dtc/libfdt -fno-stack-protector \
   8                    -D__DISABLE_EXPORTS -ffreestanding \
   9                    -fno-asynchronous-unwind-tables -fno-unwind-tables \
  10                    $(call cc-option,-fno-addrsig)
  11
  12 KBUILD_CFLAGS   += -mcmodel=medany
  13
  14 CFLAGS_cmdline_early.o += -D__NO_FORTIFY
  15 CFLAGS_lib-fdt_ro.o += -D__NO_FORTIFY
  16
  17 GCOV_PROFILE    := n
  18 KASAN_SANITIZE  := n
  19 KCSAN_SANITIZE  := n
  20 UBSAN_SANITIZE  := n
  21 KCOV_INSTRUMENT := n
  22
  23 $(obj)/%.pi.o: OBJCOPYFLAGS := --prefix-symbols=__pi_ \
  24                                --remove-section=.note.gnu.property \
  25                                --prefix-alloc-sections=.init.pi
  26 $(obj)/%.pi.o: $(obj)/%.o FORCE
  27         $(call if_changed,objcopy)
  28
  29 $(obj)/lib-%.o: $(srctree)/lib/%.c FORCE
  30         $(call if_changed_rule,cc_o_c)
  31
  32 $(obj)/string.o: $(srctree)/lib/string.c FORCE
  33         $(call if_changed_rule,cc_o_c)
  34
  35 $(obj)/ctype.o: $(srctree)/lib/ctype.c FORCE
  36         $(call if_changed_rule,cc_o_c)
  37
  38 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
  39 extra-y         := $(patsubst %.pi.o,%.o,$(obj-y))