xref: /openbmc/u-boot/examples/standalone/Makefile (revision 6825a95b0ba72c4e5667d02d8b31986e2e9abd5a)
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
9ccflags-y += -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
42.SECONDARY: $(call objectify,$(COBJS))
43targets += $(patsubst $(obj)/%,%,$(LIB)) $(COBJS) $(LIBAOBJS) $(LIBCOBJS)
44
45LIBOBJS	= $(addprefix $(obj)/,$(LIBAOBJS) $(LIBCOBJS))
46
47ELF	:= $(addprefix $(obj)/,$(ELF))
48
49gcclibdir := $(shell dirname `$(CC) -print-libgcc-file-name`)
50
51# For PowerPC there's no need to compile standalone applications as a
52# relocatable executable.  The relocation data is not needed, and
53# also causes the entry point of the standalone application to be
54# inconsistent.
55ifeq ($(ARCH),powerpc)
56# FIX ME
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.
63ccflags-y += $(call cc-option,-fno-toplevel-reorder)
64
65#########################################################################
66
67quiet_cmd_link_lib = LD      $@
68      cmd_link_lib = $(LD) $(ld_flags) -r -o $@ $(filter $(LIBOBJS), $^)
69
70$(LIB):	$(LIBOBJS) FORCE
71	$(call if_changed,link_lib)
72
73$(ELF):
74$(obj)/%:	$(obj)/%.o $(LIB)
75		$(LD) $(LDFLAGS) -g -Ttext $(CONFIG_STANDALONE_LOAD_ADDR) \
76			-o $@ -e $(SYM_PREFIX)$(notdir $(<:.o=)) $< $(LIB) \
77			-L$(gcclibdir) -lgcc
78
79$(obj)/%.srec:	$(obj)/%
80		$(OBJCOPY) -O srec $< $@ 2>/dev/null
81
82$(obj)/%.bin:	$(obj)/%
83		$(OBJCOPY) -O binary $< $@ 2>/dev/null
84