#
  # (C) Copyright 2007 Semihalf
  #
  # SPDX-License-Identifier:	GPL-2.0+
  #
  
  ifeq ($(ARCH),powerpc)
  LOAD_ADDR = 0x40000
  endif
  ifeq ($(ARCH),arm)
  LOAD_ADDR = 0x1000000
  endif
  
  # Resulting ELF and binary exectuables will be named demo and demo.bin
  extra-y = demo
  
  # Source files located in the examples/api directory
  OBJ-y += crt0.o
  OBJ-y += demo.o
  OBJ-y += glue.o
  OBJ-y += libgenwrap.o
  
  # Source files which exist outside the examples/api directory
  EXT_COBJ-y += lib/crc32.o
  EXT_COBJ-y += lib/ctype.o
  EXT_COBJ-y += lib/div64.o
  EXT_COBJ-y += lib/string.o
  EXT_COBJ-y += lib/time.o
  EXT_COBJ-y += lib/vsprintf.o
  EXT_SOBJ-$(CONFIG_PPC) += arch/powerpc/lib/ppcstring.o
  
  # Create a list of object files to be compiled
  OBJS := $(OBJ-y) $(notdir $(EXT_COBJ-y) $(EXT_SOBJ-y))
  targets += $(OBJS)
  OBJS := $(addprefix $(obj)/,$(OBJS))
  
  #########################################################################
  
  quiet_cmd_link_demo = LD      $@
  cmd_link_demo = $(LD) --gc-sections -Ttext $(LOAD_ADDR) -o $@ $(filter-out $(PHONY), $^) $(PLATFORM_LIBS)
  
  $(obj)/demo: $(OBJS) FORCE
  	$(call if_changed,link_demo)
  
  # demo.bin is never genrated. Is this necessary?
  OBJCOPYFLAGS_demo.bin := -O binary
  $(obj)/demo.bin: $(obj)/demo FORCE
  	$(call if_changed,objcopy)
  
  # Rule to build generic library C files
  $(addprefix $(obj)/,$(notdir $(EXT_COBJ-y))): $(obj)/%.o: lib/%.c FORCE
  	$(call cmd,force_checksrc)
  	$(call if_changed_rule,cc_o_c)
  
  # Rule to build architecture-specific library assembly files
  $(addprefix $(obj)/,$(notdir $(EXT_SOBJ-y))): $(obj)/%.o: arch/powerpc/lib/%.S FORCE
  	$(call if_changed_dep,as_o_S)