X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=examples%2Fstandalone%2FMakefile;h=0863a8cda205b14d54584d73f22cf3ee8de15e72;hb=1606b34aa50804227806971dbb6b82ea0bf81f55;hp=bc98120a51fe3abb16b0f66196ad03104b172696;hpb=3ea43ff7738582e2ed00a2ede532c702f7b1d737;p=u-boot diff --git a/examples/standalone/Makefile b/examples/standalone/Makefile index bc98120a51..0863a8cda2 100644 --- a/examples/standalone/Makefile +++ b/examples/standalone/Makefile @@ -2,138 +2,74 @@ # (C) Copyright 2000-2006 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. # -# See file CREDITS for list of people who contributed to this -# project. +# SPDX-License-Identifier: GPL-2.0+ # -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -include $(TOPDIR)/config.mk -ELF = hello_world -SREC = hello_world.srec -BIN = hello_world.bin - -ELF += atmel_df_pow2 -SREC += atmel_df_pow2.srec -BIN += atmel_df_pow2.bin - -ifeq ($(CPU),mpc8xx) -ELF += test_burst -SREC += test_burst.srec -BIN += test_burst.bin -endif +extra-y := hello_world +extra-$(CONFIG_SMC91111) += smc91111_eeprom +extra-$(CONFIG_SMC911X) += smc911x_eeprom +extra-$(CONFIG_SPI_FLASH_ATMEL) += atmel_df_pow2 +extra-$(CONFIG_MPC5xxx) += interrupt +extra-$(CONFIG_8xx) += test_burst timer +extra-$(CONFIG_MPC8260) += mem_to_mem_idma2intr +extra-$(CONFIG_PPC) += sched -ifeq ($(ARCH),i386) -ELF += 82559_eeprom -SREC += 82559_eeprom.srec -BIN += 82559_eeprom.bin -endif - -ifeq ($(ARCH),ppc) -ELF += sched -SREC += sched.srec -BIN += sched.bin -endif - -ifeq ($(ARCH),blackfin) -BFIN_BIN = smc91111_eeprom smc911x_eeprom -ELF += $(BFIN_BIN) -SREC += $(addsuffix .srec,$(BFIN_BIN)) -BIN += $(addsuffix .bin,$(BFIN_BIN)) -endif +# +# Some versions of make do not handle trailing white spaces properly; +# leading to build failures. The problem was found with GNU Make 3.80. +# Using 'strip' as a workaround for the problem. +# +ELF := $(strip $(extra-y)) -# The following example is pretty 8xx specific... -ifeq ($(CPU),mpc8xx) -ELF += timer -SREC += timer.srec -BIN += timer.bin -endif +extra-y += $(addsuffix .srec,$(extra-y)) $(addsuffix .bin,$(extra-y)) +clean-files := *.srec *.bin -# The following example is 8260 specific... -ifeq ($(CPU),mpc8260) -ELF += mem_to_mem_idma2intr -SREC += mem_to_mem_idma2intr.srec -BIN += mem_to_mem_idma2intr.bin -endif +COBJS := $(ELF:=.o) -# Demo for 52xx IRQs -ifeq ($(CPU),mpc5xxx) -ELF += interrupt -SREC += interrupt.srec -BIN += interrupt.bin -endif +LIB = $(obj)/libstubs.o -# Utility for resetting i82559 EEPROM -ifeq ($(BOARD),oxc) -ELF += eepro100_eeprom -SREC += eepro100_eeprom.srec -BIN += eepro100_eeprom.bin -endif +LIBOBJS-$(CONFIG_PPC) += ppc_longjmp.o ppc_setjmp.o +LIBOBJS-$(CONFIG_8xx) += test_burst_lib.o +LIBOBJS-y += stubs.o +.SECONDARY: $(call objectify,$(COBJS)) +targets += $(patsubst $(obj)/%,%,$(LIB)) $(COBJS) $(LIBOBJS-y) -COBJS := $(SREC:.srec=.o) +LIBOBJS := $(addprefix $(obj)/,$(LIBOBJS-y)) +ELF := $(addprefix $(obj)/,$(ELF)) -LIB = $(obj)libstubs.a -LIBAOBJS= -ifeq ($(ARCH),ppc) -LIBAOBJS+= $(ARCH)_longjmp.o $(ARCH)_setjmp.o -endif -ifeq ($(CPU),mpc8xx) -LIBAOBJS+= test_burst_lib.o +# For PowerPC there's no need to compile standalone applications as a +# relocatable executable. The relocation data is not needed, and +# also causes the entry point of the standalone application to be +# inconsistent. +ifeq ($(CONFIG_PPC),y) +PLATFORM_CPPFLAGS := $(filter-out $(RELFLAGS),$(PLATFORM_CPPFLAGS)) endif -LIBCOBJS= stubs.o - -LIBOBJS = $(addprefix $(obj),$(LIBAOBJS) $(LIBCOBJS)) -SRCS := $(COBJS:.o=.c) $(LIBCOBJS:.o=.c) $(if $(LIBAOBJS),$(LIBAOBJS:.o=.S)) -OBJS := $(addprefix $(obj),$(COBJS)) -ELF := $(addprefix $(obj),$(ELF)) -BIN := $(addprefix $(obj),$(BIN)) -SREC := $(addprefix $(obj),$(SREC)) - -gcclibdir := $(shell dirname `$(CC) -print-libgcc-file-name`) - -CPPFLAGS += -I.. - -all: $(obj).depend $(OBJS) $(LIB) $(SREC) $(BIN) $(ELF) +# We don't want gcc reordering functions if possible. This ensures that an +# application's entry point will be the first function in the application's +# source file. +ccflags-y += $(call cc-option,-fno-toplevel-reorder) ######################################################################### -$(LIB): $(obj).depend $(LIBOBJS) - $(AR) $(ARFLAGS) $@ $(LIBOBJS) -$(ELF): -$(obj)%: $(obj)%.o $(LIB) - $(LD) -g -Ttext $(STANDALONE_LOAD_ADDR) \ - -o $@ -e $(SYM_PREFIX)$(notdir $(<:.o=)) $< $(LIB) \ - -L$(gcclibdir) -lgcc +quiet_cmd_link_lib = LD $@ + cmd_link_lib = $(LD) $(ld_flags) -r -o $@ $(filter $(LIBOBJS), $^) -$(SREC): -$(obj)%.srec: $(obj)% - $(OBJCOPY) -O srec $< $@ 2>/dev/null +$(LIB): $(LIBOBJS) FORCE + $(call if_changed,link_lib) -$(BIN): -$(obj)%.bin: $(obj)% - $(OBJCOPY) -O binary $< $@ 2>/dev/null +quiet_cmd_link_elf = LD $@ + cmd_link_elf = $(LD) $(LDFLAGS) -g -Ttext $(CONFIG_STANDALONE_LOAD_ADDR) \ + -o $@ -e $(SYM_PREFIX)$(@F) $< $(LIB) $(PLATFORM_LIBGCC) -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk +$(ELF): $(obj)/%: $(obj)/%.o $(LIB) FORCE + $(call if_changed,link_elf) -sinclude $(obj).depend +$(obj)/%.srec: OBJCOPYFLAGS := -O srec +$(obj)/%.srec: $(obj)/% FORCE + $(call if_changed,objcopy) -######################################################################### +$(obj)/%.bin: OBJCOPYFLAGS := -O binary +$(obj)/%.bin: $(obj)/% FORCE + $(call if_changed,objcopy)