1# 2# (C) Copyright 2007 Semihalf 3# 4# SPDX-License-Identifier: GPL-2.0+ 5# 6 7ifeq ($(ARCH),powerpc) 8LOAD_ADDR = 0x40000 9endif 10ifeq ($(ARCH),arm) 11LOAD_ADDR = 0x1000000 12endif 13 14# Resulting ELF and binary exectuables will be named demo and demo.bin 15extra-y = demo 16 17# Source files located in the examples/api directory 18SOBJ_FILES-y += crt0.o 19COBJ_FILES-y += demo.o 20COBJ_FILES-y += glue.o 21COBJ_FILES-y += libgenwrap.o 22 23# Source files which exist outside the examples/api directory 24EXT_COBJ_FILES-y += lib/crc32.o 25EXT_COBJ_FILES-y += lib/ctype.o 26EXT_COBJ_FILES-y += lib/div64.o 27EXT_COBJ_FILES-y += lib/string.o 28EXT_COBJ_FILES-y += lib/time.o 29EXT_COBJ_FILES-y += lib/vsprintf.o 30EXT_SOBJ_FILES-$(CONFIG_PPC) += arch/powerpc/lib/ppcstring.o 31 32# Create a list of source files so their dependencies can be auto-generated 33SRCS += $(addprefix $(SRCTREE)/,$(EXT_COBJ_FILES-y:.o=.c)) 34SRCS += $(addprefix $(SRCTREE)/,$(EXT_SOBJ_FILES-y:.o=.S)) 35SRCS += $(addprefix $(SRCTREE)/examples/api/,$(COBJ_FILES-y:.o=.c)) 36SRCS += $(addprefix $(SRCTREE)/examples/api/,$(SOBJ_FILES-y:.o=.S)) 37 38# Create a list of object files to be compiled 39OBJS += $(addprefix $(obj),$(SOBJ_FILES-y)) 40OBJS += $(addprefix $(obj),$(COBJ_FILES-y)) 41OBJS += $(addprefix $(obj),$(notdir $(EXT_COBJ_FILES-y))) 42OBJS += $(addprefix $(obj),$(notdir $(EXT_SOBJ_FILES-y))) 43 44######################################################################### 45 46$(obj)demo: $(OBJS) 47 $(LD) --gc-sections -Ttext $(LOAD_ADDR) -o $@ $^ $(PLATFORM_LIBS) 48 49$(obj)demo.bin: $(obj)demo 50 $(OBJCOPY) -O binary $< $@ 2>/dev/null 51 52# Rule to build generic library C files 53$(addprefix $(obj),$(notdir $(EXT_COBJ_FILES-y))): $(obj)%.o: $(SRCTREE)/lib/%.c 54 $(CC) -g $(CFLAGS) -c -o $@ $< 55 56# Rule to build architecture-specific library assembly files 57$(addprefix $(obj),$(notdir $(EXT_SOBJ_FILES-y))): $(obj)%.o: $(SRCTREE)/arch/$(ARCH)/lib/%.S 58 $(CC) -g $(CFLAGS) -c -o $@ $< 59