X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=examples%2Fstandalone%2FMakefile;h=0b17a91804cf7fdd0f0e3f4e9361295d463bfdc7;hb=77c07e7ed36cae250a3562ee4bed0fa537960354;hp=baaa2fbe4def0c7c9707603293a75287daf6d182;hpb=e0e7f3b210ce553c6caab05b71891a1279eb551e;p=oweals%2Fu-boot.git

diff --git a/examples/standalone/Makefile b/examples/standalone/Makefile
index baaa2fbe4d..0b17a91804 100644
--- a/examples/standalone/Makefile
+++ b/examples/standalone/Makefile
@@ -1,118 +1,80 @@
+# SPDX-License-Identifier: GPL-2.0+
 #
 # (C) Copyright 2000-2006
 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# 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 $(TOPDIR)/config.mk
-
-ELF-$(ARCH)  :=
-ELF-$(BOARD) :=
-ELF-$(CPU)   :=
-ELF-y        := hello_world
-
-ELF-$(CONFIG_SMC91111)           += smc91111_eeprom
-ELF-$(CONFIG_SMC911X)            += smc911x_eeprom
-ELF-$(CONFIG_SPI_FLASH_ATMEL)    += atmel_df_pow2
-ELF-i386                         += 82559_eeprom
-ELF-mpc5xxx                      += interrupt
-ELF-mpc8xx                       += test_burst timer
-ELF-mpc8260                      += mem_to_mem_idma2intr
-ELF-ppc                          += sched
-ELF-oxc                          += eepro100_eeprom
+extra-y        := hello_world
+extra-$(CONFIG_SMC91111)           += smc91111_eeprom
+extra-$(CONFIG_SMC911X)            += smc911x_eeprom
+extra-$(CONFIG_SPI_FLASH_ATMEL)    += atmel_df_pow2
+extra-$(CONFIG_PPC)                += sched
 
 #
 # 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 $(ELF-y) $(ELF-$(ARCH)) $(ELF-$(BOARD)) $(ELF-$(CPU)))
+ELF := $(strip $(extra-y))
 
-SREC := $(addsuffix .srec,$(ELF))
-BIN  := $(addsuffix .bin,$(ELF))
+extra-y += $(addsuffix .srec,$(extra-y)) $(addsuffix .bin,$(extra-y))
+clean-files  := *.srec *.bin
 
 COBJS	:= $(ELF:=.o)
 
-LIB	= $(obj)libstubs.o
-
-LIBAOBJS-$(ARCH)     :=
-LIBAOBJS-$(CPU)      :=
-LIBAOBJS-ppc         += $(ARCH)_longjmp.o $(ARCH)_setjmp.o
-LIBAOBJS-mpc8xx      += test_burst_lib.o
-LIBAOBJS := $(LIBAOBJS-$(ARCH)) $(LIBAOBJS-$(CPU))
-
-LIBCOBJS = stubs.o
+LIB	= $(obj)/libstubs.o
 
-LIBOBJS	= $(addprefix $(obj),$(LIBAOBJS) $(LIBCOBJS))
+LIBOBJS-$(CONFIG_PPC) += ppc_longjmp.o ppc_setjmp.o
+LIBOBJS-y += stubs.o
 
-SRCS	:= $(COBJS:.o=.c) $(LIBCOBJS:.o=.c) $(LIBAOBJS:.o=.S)
-OBJS	:= $(addprefix $(obj),$(COBJS))
-ELF	:= $(addprefix $(obj),$(ELF))
-BIN	:= $(addprefix $(obj),$(BIN))
-SREC	:= $(addprefix $(obj),$(SREC))
+targets += $(patsubst $(obj)/%,%,$(LIB)) $(COBJS) $(LIBOBJS-y)
 
-gcclibdir := $(shell dirname `$(CC) -print-libgcc-file-name`)
-
-CPPFLAGS += -I..
+LIBOBJS	:= $(addprefix $(obj)/,$(LIBOBJS-y))
+ELF	:= $(addprefix $(obj)/,$(ELF))
 
 # 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 ($(ARCH),powerpc)
-AFLAGS := $(filter-out $(RELFLAGS),$(AFLAGS))
-CFLAGS := $(filter-out $(RELFLAGS),$(CFLAGS))
-CPPFLAGS := $(filter-out $(RELFLAGS),$(CPPFLAGS))
+ifeq ($(CONFIG_PPC),y)
+PLATFORM_CPPFLAGS := $(filter-out $(RELFLAGS),$(PLATFORM_CPPFLAGS))
 endif
 
 # 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.
-CFLAGS_NTR := $(call cc-option,-fno-toplevel-reorder)
-CFLAGS += $(CFLAGS_NTR)
+ccflags-y += $(call cc-option,-fno-toplevel-reorder)
 
-all:	$(obj).depend $(OBJS) $(LIB) $(SREC) $(BIN) $(ELF)
+LDFLAGS_STANDALONE	+= -Ttext $(CONFIG_STANDALONE_LOAD_ADDR)
 
 #########################################################################
-$(LIB):	$(obj).depend $(LIBOBJS)
-	$(call cmd_link_o_target, $(LIBOBJS))
 
-$(ELF):
-$(obj)%:	$(obj)%.o $(LIB)
-		$(LD) $(LDFLAGS) -g -Ttext $(CONFIG_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) $(LDFLAGS_STANDALONE) -g  \
+		     -o $@ -e $(SYM_PREFIX)$(@F) $< $(LIB) $(PLATFORM_LIBGCC)
 
-#########################################################################
+$(ELF): $(obj)/%: $(obj)/%.o $(LIB) FORCE
+	$(call if_changed,link_elf)
 
-# defines $(obj).depend target
-include $(SRCTREE)/rules.mk
+$(obj)/%.srec: OBJCOPYFLAGS += -O srec
+$(obj)/%.srec: $(obj)/% FORCE
+	$(call if_changed,objcopy)
 
-sinclude $(obj).depend
+$(obj)/%.bin: OBJCOPYFLAGS += -O binary
+$(obj)/%.bin: $(obj)/% FORCE
+	$(call if_changed,objcopy)
 
-#########################################################################
+# some files can only build in ARM or THUMB2, not THUMB1
+
+ifdef CONFIG_SYS_THUMB_BUILD
+ifndef CONFIG_HAS_THUMB2
+
+CFLAGS_stubs.o := -marm
+
+endif
+endif