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 14include $(TOPDIR)/config.mk 15 16# Resulting ELF and binary exectuables will be named demo and demo.bin 17OUTPUT-$(CONFIG_API) = $(obj)demo 18OUTPUT = $(OUTPUT-y) 19 20# Source files located in the examples/api directory 21SOBJ_FILES-$(CONFIG_API) += crt0.o 22COBJ_FILES-$(CONFIG_API) += demo.o 23COBJ_FILES-$(CONFIG_API) += glue.o 24COBJ_FILES-$(CONFIG_API) += libgenwrap.o 25 26# Source files which exist outside the examples/api directory 27EXT_COBJ_FILES-$(CONFIG_API) += lib/crc32.o 28EXT_COBJ_FILES-$(CONFIG_API) += lib/ctype.o 29EXT_COBJ_FILES-$(CONFIG_API) += lib/div64.o 30EXT_COBJ_FILES-$(CONFIG_API) += lib/string.o 31EXT_COBJ_FILES-$(CONFIG_API) += lib/time.o 32EXT_COBJ_FILES-$(CONFIG_API) += lib/vsprintf.o 33ifeq ($(ARCH),powerpc) 34EXT_SOBJ_FILES-$(CONFIG_API) += arch/powerpc/lib/ppcstring.o 35endif 36 37# Create a list of source files so their dependencies can be auto-generated 38SRCS += $(addprefix $(SRCTREE)/,$(EXT_COBJ_FILES-y:.o=.c)) 39SRCS += $(addprefix $(SRCTREE)/,$(EXT_SOBJ_FILES-y:.o=.S)) 40SRCS += $(addprefix $(SRCTREE)/examples/api/,$(COBJ_FILES-y:.o=.c)) 41SRCS += $(addprefix $(SRCTREE)/examples/api/,$(SOBJ_FILES-y:.o=.S)) 42 43# Create a list of object files to be compiled 44OBJS += $(addprefix $(obj),$(SOBJ_FILES-y)) 45OBJS += $(addprefix $(obj),$(COBJ_FILES-y)) 46OBJS += $(addprefix $(obj),$(notdir $(EXT_COBJ_FILES-y))) 47OBJS += $(addprefix $(obj),$(notdir $(EXT_SOBJ_FILES-y))) 48 49CPPFLAGS += -I.. 50 51all: $(obj).depend $(OUTPUT) 52 53######################################################################### 54 55$(OUTPUT): $(OBJS) 56 $(LD) --gc-sections -Ttext $(LOAD_ADDR) -o $@ $^ $(PLATFORM_LIBS) 57 $(OBJCOPY) -O binary $@ $(OUTPUT).bin 2>/dev/null 58 59# Rule to build generic library C files 60$(obj)%.o: $(SRCTREE)/lib/%.c 61 $(CC) -g $(CFLAGS) -c -o $@ $< 62 63# Rule to build architecture-specific library assembly files 64$(obj)%.o: $(SRCTREE)/arch/$(ARCH)/lib/%.S 65 $(CC) -g $(CFLAGS) -c -o $@ $< 66 67######################################################################### 68 69# defines $(obj).depend target 70include $(SRCTREE)/rules.mk 71 72sinclude $(obj).depend 73 74######################################################################### 75