diff --git a/Makefile b/Makefile index 49ffac71e..c53de17ec 100644 --- a/Makefile +++ b/Makefile @@ -3627,7 +3627,6 @@ clobber: clean @rm -f $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f @[ ! -d $(obj)onenand_ipl ] || find $(obj)onenand_ipl -name "*" -type l -print | xargs rm -f - @[ ! -d $(obj)api_examples ] || find $(obj)api_examples -name "*" -type l -print | xargs rm -f ifeq ($(OBJTREE),$(SRCTREE)) mrproper \ diff --git a/api_examples/.gitignore b/api_examples/.gitignore index 272816f70..d7b18dcef 100644 --- a/api_examples/.gitignore +++ b/api_examples/.gitignore @@ -1,7 +1,2 @@ -crc32.c -ctype.c demo demo.bin -ppcstring.S -string.c -vsprintf.c diff --git a/api_examples/Makefile b/api_examples/Makefile index a85fd9cf6..2a30bef69 100644 --- a/api_examples/Makefile +++ b/api_examples/Makefile @@ -31,69 +31,54 @@ include $(TOPDIR)/config.mk # Resulting ELF and binary exectuables will be named demo and demo.bin OUTPUT-$(CONFIG_API) = $(obj)demo +OUTPUT = $(OUTPUT-y) -#CFLAGS += -v +# Source files located in the api_examples directory +SOBJ_FILES-$(CONFIG_API) += crt0.o +COBJ_FILES-$(CONFIG_API) += demo.o +COBJ_FILES-$(CONFIG_API) += glue.o +COBJ_FILES-$(CONFIG_API) += libgenwrap.o -SOBJS-$(CONFIG_API) += crt0.o -COBJS-$(CONFIG_API) += demo.o +# Source files which exist outside the api_examples directory +EXT_COBJ_FILES-$(CONFIG_API) += lib_generic/crc32.o +EXT_COBJ_FILES-$(CONFIG_API) += lib_generic/ctype.o +EXT_COBJ_FILES-$(CONFIG_API) += lib_generic/string.o +EXT_COBJ_FILES-$(CONFIG_API) += lib_generic/vsprintf.o ifeq ($(ARCH),ppc) -SOBJS-$(CONFIG_API) += ppcstring.o +EXT_SOBJ_FILES-$(CONFIG_API) += lib_ppc/ppcstring.o endif -OUTPUT := $(OUTPUT-y) -COBJS := $(COBJS-y) -SOBJS := $(SOBJS-y) +# Create a list of source files so their dependencies can be auto-generated +SRCS += $(addprefix $(SRCTREE)/,$(EXT_COBJ_FILES-y:.o=.c)) +SRCS += $(addprefix $(SRCTREE)/,$(EXT_SOBJ_FILES-y:.o=.S)) +SRCS += $(addprefix $(SRCTREE)/api_examples/,$(COBJ_FILES-y:.o=.c)) +SRCS += $(addprefix $(SRCTREE)/api_examples/,$(SOBJ_FILES-y:.o=.S)) -LIBCOBJS-$(CONFIG_API) += glue.o -LIBCOBJS-$(CONFIG_API) += crc32.o -LIBCOBJS-$(CONFIG_API) += ctype.o -LIBCOBJS-$(CONFIG_API) += string.o -LIBCOBJS-$(CONFIG_API) += vsprintf.o -LIBCOBJS-$(CONFIG_API) += libgenwrap.o -LIBCOBJS := $(LIBCOBJS-y) - -LIBOBJS += $(addprefix $(obj),$(SOBJS)) -LIBOBJS += $(addprefix $(obj),$(COBJS)) -LIBOBJS += $(addprefix $(obj),$(LIBCOBJS)) - -SRCS += $(COBJS:.o=.c) -SRCS += $(LIBCOBJS:.o=.c) -SRCS += $(SOBJS:.o=.S) -OBJS := $(addprefix $(obj),$(COBJS)) +# Create a list of object files to be compiled +OBJS += $(addprefix $(obj),$(SOBJ_FILES-y)) +OBJS += $(addprefix $(obj),$(COBJ_FILES-y)) +OBJS += $(addprefix $(obj),$(notdir $(EXT_COBJ_FILES-y))) +OBJS += $(addprefix $(obj),$(notdir $(EXT_SOBJ_FILES-y))) gcclibdir := $(shell dirname `$(CC) -print-libgcc-file-name`) CPPFLAGS += -I.. -all: $(obj).depend $(OBJS) $(OUTPUT) +all: $(obj).depend $(OUTPUT) ######################################################################### -$(OUTPUT): $(LIBOBJS) +$(OUTPUT): $(OBJS) $(LD) -Ttext $(LOAD_ADDR) -o $@ $^ -L$(gcclibdir) -lgcc $(OBJCOPY) -O binary $@ $(OUTPUT).bin 2>/dev/null -$(obj)crc32.c: - @rm -f $(obj)crc32.c - ln -s $(src)../lib_generic/crc32.c $(obj)crc32.c +# Rule to build generic library C files +$(obj)%.o: $(SRCTREE)/lib_generic/%.c + $(CC) -g $(CFLAGS) -c -o $@ $< -$(obj)ctype.c: - @rm -f $(obj)ctype.c - ln -s $(src)../lib_generic/ctype.c $(obj)ctype.c - -$(obj)string.c: - @rm -f $(obj)string.c - ln -s $(src)../lib_generic/string.c $(obj)string.c - -$(obj)vsprintf.c: - @rm -f $(obj)vsprintf.c - ln -s $(src)../lib_generic/vsprintf.c $(obj)vsprintf.c - -ifeq ($(ARCH),ppc) -$(obj)ppcstring.S: - @rm -f $(obj)ppcstring.S - ln -s $(src)../lib_ppc/ppcstring.S $(obj)ppcstring.S -endif +# Rule to build architecture-specific library assembly files +$(obj)%.o: $(SRCTREE)/lib_$(ARCH)/%.S + $(CC) -g $(CFLAGS) -c -o $@ $< #########################################################################