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 8ifdef FTRACE 9CFLAGS += -finstrument-functions -DFTRACE 10endif 11 12extra-y := hello_world 13extra-$(CONFIG_SMC91111) += smc91111_eeprom 14extra-$(CONFIG_SMC911X) += smc911x_eeprom 15extra-$(CONFIG_SPI_FLASH_ATMEL) += atmel_df_pow2 16extra-$(CONFIG_MPC5xxx) += interrupt 17extra-$(CONFIG_8xx) += test_burst timer 18extra-$(CONFIG_8260) += mem_to_mem_idma2intr 19extra-$(CONFIG_PPC) += sched 20 21# 22# Some versions of make do not handle trailing white spaces properly; 23# leading to build failures. The problem was found with GNU Make 3.80. 24# Using 'strip' as a workaround for the problem. 25# 26ELF := $(strip $(extra-y)) 27 28extra-y += $(addsuffix .srec,$(extra-y)) $(addsuffix .bin,$(extra-y)) 29clean-files := $(extra-) $(addsuffix .srec,$(extra-)) $(addsuffix .bin,$(extra-)) 30 31 32COBJS := $(ELF:=.o) 33 34LIB = $(obj)/libstubs.o 35 36LIBAOBJS-$(CONFIG_PPC) += ppc_longjmp.o ppc_setjmp.o 37LIBAOBJS-$(CONFIG_8xx) += test_burst_lib.o 38LIBAOBJS := $(LIBAOBJS-y) 39 40LIBCOBJS = stubs.o 41 42LIBOBJS = $(addprefix $(obj)/,$(LIBAOBJS) $(LIBCOBJS)) 43 44SRCS := $(COBJS:.o=.c) $(LIBCOBJS:.o=.c) $(LIBAOBJS:.o=.S) 45OBJS := $(addprefix $(obj)/,$(COBJS)) 46ELF := $(addprefix $(obj)/,$(ELF)) 47 48gcclibdir := $(shell dirname `$(CC) -print-libgcc-file-name`) 49 50# For PowerPC there's no need to compile standalone applications as a 51# relocatable executable. The relocation data is not needed, and 52# also causes the entry point of the standalone application to be 53# inconsistent. 54ifeq ($(ARCH),powerpc) 55AFLAGS := $(filter-out $(RELFLAGS),$(AFLAGS)) 56CFLAGS := $(filter-out $(RELFLAGS),$(CFLAGS)) 57CPPFLAGS := $(filter-out $(RELFLAGS),$(CPPFLAGS)) 58endif 59 60# We don't want gcc reordering functions if possible. This ensures that an 61# application's entry point will be the first function in the application's 62# source file. 63CFLAGS += $(call cc-option,-fno-toplevel-reorder) 64 65######################################################################### 66$(LIB): $(LIBOBJS) 67 $(call cmd_link_o_target, $(LIBOBJS)) 68 69$(ELF): 70$(obj)/%: $(obj)/%.o $(LIB) 71 $(LD) $(LDFLAGS) -g -Ttext $(CONFIG_STANDALONE_LOAD_ADDR) \ 72 -o $@ -e $(SYM_PREFIX)$(notdir $(<:.o=)) $< $(LIB) \ 73 -L$(gcclibdir) -lgcc 74 75$(obj)/%.srec: $(obj)/% 76 $(OBJCOPY) -O srec $< $@ 2>/dev/null 77 78$(obj)/%.bin: $(obj)/% 79 $(OBJCOPY) -O binary $< $@ 2>/dev/null 80