Makefile 1.6 KB

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  1. #
  2. # (C) Copyright 2007 Semihalf
  3. #
  4. # SPDX-License-Identifier: GPL-2.0+
  5. #
  6. ifeq ($(ARCH),powerpc)
  7. LOAD_ADDR = 0x40000
  8. endif
  9. ifeq ($(ARCH),arm)
  10. LOAD_ADDR = 0x1000000
  11. endif
  12. ifeq ($(ARCH),mips)
  13. LOAD_ADDR = 0x80200000
  14. endif
  15. # Resulting ELF and binary exectuables will be named demo and demo.bin
  16. extra-y = demo
  17. # Source files located in the examples/api directory
  18. OBJ-y += crt0.o
  19. OBJ-y += demo.o
  20. OBJ-y += glue.o
  21. OBJ-y += libgenwrap.o
  22. # Source files which exist outside the examples/api directory
  23. EXT_COBJ-y += lib/crc32.o
  24. EXT_COBJ-y += lib/ctype.o
  25. EXT_COBJ-y += lib/div64.o
  26. EXT_COBJ-y += lib/string.o
  27. EXT_COBJ-y += lib/time.o
  28. EXT_COBJ-y += lib/vsprintf.o
  29. EXT_SOBJ-$(CONFIG_PPC) += arch/powerpc/lib/ppcstring.o
  30. # Create a list of object files to be compiled
  31. OBJS := $(OBJ-y) $(notdir $(EXT_COBJ-y) $(EXT_SOBJ-y))
  32. targets += $(OBJS)
  33. OBJS := $(addprefix $(obj)/,$(OBJS))
  34. #########################################################################
  35. quiet_cmd_link_demo = LD $@
  36. cmd_link_demo = $(LD) --gc-sections -Ttext $(LOAD_ADDR) -o $@ $(filter-out $(PHONY), $^) $(PLATFORM_LIBS)
  37. $(obj)/demo: $(OBJS) FORCE
  38. $(call if_changed,link_demo)
  39. # demo.bin is never genrated. Is this necessary?
  40. OBJCOPYFLAGS_demo.bin := -O binary
  41. $(obj)/demo.bin: $(obj)/demo FORCE
  42. $(call if_changed,objcopy)
  43. # Rule to build generic library C files
  44. $(addprefix $(obj)/,$(notdir $(EXT_COBJ-y))): $(obj)/%.o: lib/%.c FORCE
  45. $(call cmd,force_checksrc)
  46. $(call if_changed_rule,cc_o_c)
  47. # Rule to build architecture-specific library assembly files
  48. $(addprefix $(obj)/,$(notdir $(EXT_SOBJ-y))): $(obj)/%.o: arch/powerpc/lib/%.S FORCE
  49. $(call if_changed_dep,as_o_S)