Kbuild

   1 # SPDX-License-Identifier: GPL-2.0
   2 #
   3 # Kbuild for top-level directory of U-Boot
   4
   5 #####
   6 # Generate generic-asm-offsets.h
   7
   8 generic-offsets-file := include/generated/generic-asm-offsets.h
   9
  10 always  := $(generic-offsets-file)
  11 targets := lib/asm-offsets.s
  12
  13 CFLAGS_REMOVE_asm-offsets.o := $(LTO_CFLAGS)
  14
  15 $(obj)/$(generic-offsets-file): $(obj)/lib/asm-offsets.s FORCE
  16         $(call filechk,offsets,__GENERIC_ASM_OFFSETS_H__)
  17
  18 #####
  19 # Generate asm-offsets.h
  20
  21 ifneq ($(wildcard $(srctree)/arch/$(ARCH)/lib/asm-offsets.c),)
  22 offsets-file := include/generated/asm-offsets.h
  23 endif
  24
  25 always  += $(offsets-file)
  26 targets += arch/$(ARCH)/lib/asm-offsets.s
  27
  28 CFLAGS_asm-offsets.o := -DDO_DEPS_ONLY
  29
  30 $(obj)/$(offsets-file): $(obj)/arch/$(ARCH)/lib/asm-offsets.s FORCE
  31         $(call filechk,offsets,__ASM_OFFSETS_H__)