2 # (C) Copyright 2000-2006
3 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 # SPDX-License-Identifier: GPL-2.0+
9 extra-$(CONFIG_SMC91111) += smc91111_eeprom
10 extra-$(CONFIG_SMC911X) += smc911x_eeprom
11 extra-$(CONFIG_SPI_FLASH_ATMEL) += atmel_df_pow2
12 extra-$(CONFIG_MPC5xxx) += interrupt
13 extra-$(CONFIG_8xx) += test_burst timer
14 extra-$(CONFIG_MPC8260) += mem_to_mem_idma2intr
15 extra-$(CONFIG_PPC) += sched
18 # Some versions of make do not handle trailing white spaces properly;
19 # leading to build failures. The problem was found with GNU Make 3.80.
20 # Using 'strip' as a workaround for the problem.
22 ELF := $(strip $(extra-y))
24 extra-y += $(addsuffix .srec,$(extra-y)) $(addsuffix .bin,$(extra-y))
25 clean-files := *.srec *.bin
29 LIB = $(obj)/libstubs.o
31 LIBOBJS-$(CONFIG_PPC) += ppc_longjmp.o ppc_setjmp.o
32 LIBOBJS-$(CONFIG_8xx) += test_burst_lib.o
35 .SECONDARY: $(call objectify,$(COBJS))
36 targets += $(patsubst $(obj)/%,%,$(LIB)) $(COBJS) $(LIBOBJS-y)
38 LIBOBJS := $(addprefix $(obj)/,$(LIBOBJS-y))
39 ELF := $(addprefix $(obj)/,$(ELF))
41 # For PowerPC there's no need to compile standalone applications as a
42 # relocatable executable. The relocation data is not needed, and
43 # also causes the entry point of the standalone application to be
45 ifeq ($(CONFIG_PPC),y)
46 PLATFORM_CPPFLAGS := $(filter-out $(RELFLAGS),$(PLATFORM_CPPFLAGS))
49 # We don't want gcc reordering functions if possible. This ensures that an
50 # application's entry point will be the first function in the application's
52 ccflags-y += $(call cc-option,-fno-toplevel-reorder)
54 #########################################################################
56 quiet_cmd_link_lib = LD $@
57 cmd_link_lib = $(LD) $(ld_flags) -r -o $@ $(filter $(LIBOBJS), $^)
59 $(LIB): $(LIBOBJS) FORCE
60 $(call if_changed,link_lib)
62 quiet_cmd_link_elf = LD $@
63 cmd_link_elf = $(LD) $(LDFLAGS) -g -Ttext $(CONFIG_STANDALONE_LOAD_ADDR) \
64 -o $@ -e $(SYM_PREFIX)$(@F) $< $(LIB) $(PLATFORM_LIBGCC)
66 $(ELF): $(obj)/%: $(obj)/%.o $(LIB) FORCE
67 $(call if_changed,link_elf)
69 $(obj)/%.srec: OBJCOPYFLAGS := -O srec
70 $(obj)/%.srec: $(obj)/% FORCE
71 $(call if_changed,objcopy)
73 $(obj)/%.bin: OBJCOPYFLAGS := -O binary
74 $(obj)/%.bin: $(obj)/% FORCE
75 $(call if_changed,objcopy)
77 # some files can only build in ARM or THUMB2, not THUMB1
79 ifdef CONFIG_SYS_THUMB_BUILD
80 ifndef CONFIG_HAS_THUMB2
82 CFLAGS_stubs.o := -marm