1# 2# (C) Copyright 2000-2006 3# Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4# 5# SPDX-License-Identifier: GPL-2.0+ 6# 7 8include $(TOPDIR)/config.mk 9 10ELF-y := hello_world 11 12ELF-$(CONFIG_SMC91111) += smc91111_eeprom 13ELF-$(CONFIG_SMC911X) += smc911x_eeprom 14ELF-$(CONFIG_SPI_FLASH_ATMEL) += atmel_df_pow2 15# TODO: 16# - Fix the warning of 82559_eeprom.c and uncomment the following 17# or 18# - Delete 82559_eeprom.c and the following line 19#ELF-$(CONFIG_X86) += 82559_eeprom 20ELF-$(CONFIG_MPC5xxx) += interrupt 21ELF-$(CONFIG_8xx) += test_burst timer 22ELF-$(CONFIG_8260) += mem_to_mem_idma2intr 23ELF-$(CONFIG_PPC) += sched 24 25# 26# Some versions of make do not handle trailing white spaces properly; 27# leading to build failures. The problem was found with GNU Make 3.80. 28# Using 'strip' as a workaround for the problem. 29# 30ELF := $(strip $(ELF-y)) 31 32SREC := $(addsuffix .srec,$(ELF)) 33BIN := $(addsuffix .bin,$(ELF)) 34 35COBJS := $(ELF:=.o) 36 37LIB = $(obj)libstubs.o 38 39LIBAOBJS-$(CONFIG_PPC) += ppc_longjmp.o ppc_setjmp.o 40LIBAOBJS-$(CONFIG_8xx) += test_burst_lib.o 41LIBAOBJS := $(LIBAOBJS-y) 42 43LIBCOBJS = stubs.o 44 45LIBOBJS = $(addprefix $(obj),$(LIBAOBJS) $(LIBCOBJS)) 46 47SRCS := $(COBJS:.o=.c) $(LIBCOBJS:.o=.c) $(LIBAOBJS:.o=.S) 48OBJS := $(addprefix $(obj),$(COBJS)) 49ELF := $(addprefix $(obj),$(ELF)) 50BIN := $(addprefix $(obj),$(BIN)) 51SREC := $(addprefix $(obj),$(SREC)) 52 53gcclibdir := $(shell dirname `$(CC) -print-libgcc-file-name`) 54 55# For PowerPC there's no need to compile standalone applications as a 56# relocatable executable. The relocation data is not needed, and 57# also causes the entry point of the standalone application to be 58# inconsistent. 59ifeq ($(ARCH),powerpc) 60AFLAGS := $(filter-out $(RELFLAGS),$(AFLAGS)) 61CFLAGS := $(filter-out $(RELFLAGS),$(CFLAGS)) 62CPPFLAGS := $(filter-out $(RELFLAGS),$(CPPFLAGS)) 63endif 64 65# We don't want gcc reordering functions if possible. This ensures that an 66# application's entry point will be the first function in the application's 67# source file. 68CFLAGS_NTR := $(call cc-option,-fno-toplevel-reorder) 69CFLAGS += $(CFLAGS_NTR) 70 71all: $(obj).depend $(OBJS) $(LIB) $(SREC) $(BIN) $(ELF) 72 73######################################################################### 74$(LIB): $(obj).depend $(LIBOBJS) 75 $(call cmd_link_o_target, $(LIBOBJS)) 76 77$(ELF): 78$(obj)%: $(obj)%.o $(LIB) 79 $(LD) $(LDFLAGS) -g -Ttext $(CONFIG_STANDALONE_LOAD_ADDR) \ 80 -o $@ -e $(SYM_PREFIX)$(notdir $(<:.o=)) $< $(LIB) \ 81 -L$(gcclibdir) -lgcc 82 83$(SREC): 84$(obj)%.srec: $(obj)% 85 $(OBJCOPY) -O srec $< $@ 2>/dev/null 86 87$(BIN): 88$(obj)%.bin: $(obj)% 89 $(OBJCOPY) -O binary $< $@ 2>/dev/null 90 91######################################################################### 92 93# defines $(obj).depend target 94include $(SRCTREE)/rules.mk 95 96sinclude $(obj).depend 97 98######################################################################### 99