Makefile 1.1 KB

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  1. # SPDX-License-Identifier: GPL-2.0
  2. # scripts/dtc makefile
  3. # *** Also keep .gitignore in sync when changing ***
  4. hostprogs-always-$(CONFIG_DTC) += dtc fdtoverlay
  5. hostprogs-always-$(CHECK_DT_BINDING) += dtc
  6. dtc-objs := dtc.o flattree.o fstree.o data.o livetree.o treesource.o \
  7. srcpos.o checks.o util.o
  8. dtc-objs += dtc-lexer.lex.o dtc-parser.tab.o
  9. # The upstream project builds libfdt as a separate library. We are choosing to
  10. # instead directly link the libfdt object files into fdtoverlay.
  11. libfdt-objs := fdt.o fdt_ro.o fdt_wip.o fdt_sw.o fdt_rw.o fdt_strerror.o fdt_empty_tree.o fdt_addresses.o fdt_overlay.o
  12. libfdt = $(addprefix libfdt/,$(libfdt-objs))
  13. fdtoverlay-objs := $(libfdt) fdtoverlay.o util.o
  14. # Source files need to get at the userspace version of libfdt_env.h to compile
  15. HOST_EXTRACFLAGS += -I $(srctree)/$(src)/libfdt
  16. HOST_EXTRACFLAGS += -DNO_YAML
  17. # Generated files need one more search path to include headers in source tree
  18. HOSTCFLAGS_dtc-lexer.lex.o := -I $(srctree)/$(src)
  19. HOSTCFLAGS_dtc-parser.tab.o := -I $(srctree)/$(src)
  20. # dependencies on generated files need to be listed explicitly
  21. $(obj)/dtc-lexer.lex.o: $(obj)/dtc-parser.tab.h