| # |
| # (C) Copyright 2007 Semihalf |
| # |
| # SPDX-License-Identifier: GPL-2.0+ |
| # |
| |
| ifdef FTRACE |
| ccflags-y += -finstrument-functions -DFTRACE |
| endif |
| |
| 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 |
| SOBJ_FILES-y += crt0.o |
| COBJ_FILES-y += demo.o |
| COBJ_FILES-y += glue.o |
| COBJ_FILES-y += libgenwrap.o |
| |
| # Source files which exist outside the examples/api directory |
| EXT_COBJ_FILES-y += lib/crc32.o |
| EXT_COBJ_FILES-y += lib/ctype.o |
| EXT_COBJ_FILES-y += lib/div64.o |
| EXT_COBJ_FILES-y += lib/string.o |
| EXT_COBJ_FILES-y += lib/time.o |
| EXT_COBJ_FILES-y += lib/vsprintf.o |
| EXT_SOBJ_FILES-$(CONFIG_PPC) += arch/powerpc/lib/ppcstring.o |
| |
| # 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))) |
| |
| ######################################################################### |
| |
| $(obj)/demo: $(OBJS) |
| $(LD) --gc-sections -Ttext $(LOAD_ADDR) -o $@ $^ $(PLATFORM_LIBS) |
| |
| $(obj)/demo.bin: $(obj)/demo |
| $(OBJCOPY) -O binary $< $@ 2>/dev/null |
| |
| # Rule to build generic library C files |
| $(addprefix $(obj)/,$(notdir $(EXT_COBJ_FILES-y))): $(obj)/%.o: $(SRCTREE)/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_FILES-y))): $(obj)/%.o: $(SRCTREE)/arch/$(ARCH)/lib/%.S |
| $(call if_changed_dep,as_o_S) |