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git01.mediatek.com / filogic / uboot / d50f2858ecc741b3bb13c96c75860a388ffd58fa / . / examples / standalone / Makefile
blob: 779e2528b77e8a8494855d639d85479ed4552731 [file] [log] [blame]
Tom Rini10e47792018-05-06 17:58:06 -0400[diff] [blame]1# SPDX-License-Identifier: GPL-2.0+
wdenk717b5aa2002-04-27 11:09:31 +0000[diff] [blame]2#
Marian Balakowiczd62379d2006-09-01 19:49:50 +0200[diff] [blame]3# (C) Copyright 2000-2006
wdenk717b5aa2002-04-27 11:09:31 +0000[diff] [blame]4# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
wdenk717b5aa2002-04-27 11:09:31 +0000[diff] [blame]5
Masahiro Yamada6b05dae2014-02-04 17:24:12 +0900[diff] [blame]6extra-y := hello_world
7extra-$(CONFIG_SMC91111) += smc91111_eeprom
8extra-$(CONFIG_SMC911X) += smc911x_eeprom
9extra-$(CONFIG_SPI_FLASH_ATMEL) += atmel_df_pow2
Masahiro Yamada6b05dae2014-02-04 17:24:12 +0900[diff] [blame]10extra-$(CONFIG_PPC) += sched
Mike Frysinger0f4964a2009-07-23 16:37:03 -0400[diff] [blame]11
Sanjeev Premi68db2352009-11-09 22:43:00 +0530[diff] [blame]12#
13# Some versions of make do not handle trailing white spaces properly;
14# leading to build failures. The problem was found with GNU Make 3.80.
15# Using 'strip' as a workaround for the problem.
16#
Masahiro Yamada6b05dae2014-02-04 17:24:12 +0900[diff] [blame]17ELF := $(strip $(extra-y))
Sanjeev Premi68db2352009-11-09 22:43:00 +0530[diff] [blame]18
Masahiro Yamada6b05dae2014-02-04 17:24:12 +0900[diff] [blame]19extra-y += $(addsuffix .srec,$(extra-y)) $(addsuffix .bin,$(extra-y))
Masahiro Yamada580a5f12014-09-05 01:56:52 +0900[diff] [blame]20clean-files := *.srec *.bin
Masahiro Yamada6b05dae2014-02-04 17:24:12 +0900[diff] [blame]21
Mike Frysinger659c60d2009-09-04 19:54:45 -0400[diff] [blame]22COBJS := $(ELF:=.o)
wdenkabda5ca2003-05-31 18:35:21 +0000[diff] [blame]23
Masahiro Yamada59f15f22014-02-04 17:24:24 +0900[diff] [blame]24LIB = $(obj)/libstubs.o
wdenkbd1575f2003-10-14 19:43:55 +0000[diff] [blame]25
Masahiro Yamada020a1f22014-02-24 11:12:19 +0900[diff] [blame]26LIBOBJS-$(CONFIG_PPC) += ppc_longjmp.o ppc_setjmp.o
Masahiro Yamada020a1f22014-02-24 11:12:19 +0900[diff] [blame]27LIBOBJS-y += stubs.o
Marian Balakowiczd62379d2006-09-01 19:49:50 +0200[diff] [blame]28
Masahiro Yamada020a1f22014-02-24 11:12:19 +0900[diff] [blame]29targets += $(patsubst $(obj)/%,%,$(LIB)) $(COBJS) $(LIBOBJS-y)
Masahiro Yamada0d68fb12014-02-04 17:24:28 +0900[diff] [blame]30
Masahiro Yamada020a1f22014-02-24 11:12:19 +0900[diff] [blame]31LIBOBJS := $(addprefix $(obj)/,$(LIBOBJS-y))
Masahiro Yamada59f15f22014-02-04 17:24:24 +0900[diff] [blame]32ELF := $(addprefix $(obj)/,$(ELF))
wdenk717b5aa2002-04-27 11:09:31 +0000[diff] [blame]33
Peter Tyser29764ee2010-06-15 21:48:25 +0200[diff] [blame]34# For PowerPC there's no need to compile standalone applications as a
35# relocatable executable. The relocation data is not needed, and
36# also causes the entry point of the standalone application to be
37# inconsistent.
Masahiro Yamada958fe8f2014-03-05 16:59:40 +0900[diff] [blame]38ifeq ($(CONFIG_PPC),y)
39PLATFORM_CPPFLAGS := $(filter-out $(RELFLAGS),$(PLATFORM_CPPFLAGS))
Peter Tyser29764ee2010-06-15 21:48:25 +0200[diff] [blame]40endif
41
Peter Tyser4bbc0822010-09-12 17:38:49 -0500[diff] [blame]42# We don't want gcc reordering functions if possible. This ensures that an
43# application's entry point will be the first function in the application's
44# source file.
Masahiro Yamada0d68fb12014-02-04 17:24:28 +0900[diff] [blame]45ccflags-y += $(call cc-option,-fno-toplevel-reorder)
wdenk717b5aa2002-04-27 11:09:31 +0000[diff] [blame]46
Daniel Schwierzeck9dc13da2018-09-23 19:15:15 +0200[diff] [blame]47LDFLAGS_STANDALONE += -Ttext $(CONFIG_STANDALONE_LOAD_ADDR)
48
wdenk717b5aa2002-04-27 11:09:31 +0000[diff] [blame]49#########################################################################
Masahiro Yamada0d68fb12014-02-04 17:24:28 +0900[diff] [blame]50
51quiet_cmd_link_lib = LD $@
52 cmd_link_lib = $(LD) $(ld_flags) -r -o $@ $(filter $(LIBOBJS), $^)
53
54$(LIB): $(LIBOBJS) FORCE
55 $(call if_changed,link_lib)
wdenk717b5aa2002-04-27 11:09:31 +0000[diff] [blame]56
Masahiro Yamada020a1f22014-02-24 11:12:19 +0900[diff] [blame]57quiet_cmd_link_elf = LD $@
Tom Rini5d4ecf22020-03-27 11:46:27 -0400[diff] [blame]58 cmd_link_elf = $(LD) $(KBUILD_LDFLAGS) $(LDFLAGS_STANDALONE) -g \
Alexey Brodkin80bf4162014-05-16 12:54:17 +0400[diff] [blame]59 -o $@ -e $(SYM_PREFIX)$(@F) $< $(LIB) $(PLATFORM_LIBGCC)
Masahiro Yamada020a1f22014-02-24 11:12:19 +0900[diff] [blame]60
61$(ELF): $(obj)/%: $(obj)/%.o $(LIB) FORCE
62 $(call if_changed,link_elf)
Wolfgang Denk29be6222006-10-24 13:55:18 +0200[diff] [blame]63
Daniel Schwierzeck81a06442018-09-23 19:15:16 +0200[diff] [blame]64$(obj)/%.srec: OBJCOPYFLAGS += -O srec
Masahiro Yamada734c3ef2014-02-24 11:12:14 +0900[diff] [blame]65$(obj)/%.srec: $(obj)/% FORCE
66 $(call if_changed,objcopy)
wdenk717b5aa2002-04-27 11:09:31 +0000[diff] [blame]67
Daniel Schwierzeck81a06442018-09-23 19:15:16 +0200[diff] [blame]68$(obj)/%.bin: OBJCOPYFLAGS += -O binary
Masahiro Yamada734c3ef2014-02-24 11:12:14 +0900[diff] [blame]69$(obj)/%.bin: $(obj)/% FORCE
70 $(call if_changed,objcopy)
Albert ARIBAUDa3823222015-10-23 18:06:40 +0200[diff] [blame]71
72# some files can only build in ARM or THUMB2, not THUMB1
73
74ifdef CONFIG_SYS_THUMB_BUILD
75ifndef CONFIG_HAS_THUMB2
76
77CFLAGS_stubs.o := -marm
78
79endif
80endif