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Tom Rini83d290c2018-05-06 17:58:06 -04001# SPDX-License-Identifier: GPL-2.0+
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +00002#
3# (C) Copyright 2000-2011
4# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5#
6# (C) Copyright 2011
7# Daniel Schwierzeck, daniel.schwierzeck@googlemail.com.
8#
9# (C) Copyright 2011
10# Texas Instruments Incorporated - http://www.ti.com/
11# Aneesh V <aneesh@ti.com>
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +000012# Based on top-level Makefile.
13#
14
Masahiro Yamada9e414032014-02-04 17:24:24 +090015src := $(obj)
16
17# Create output directory if not already present
18_dummy := $(shell [ -d $(obj) ] || mkdir -p $(obj))
19
Masahiro Yamadabf4b3de2014-02-04 17:24:18 +090020include $(srctree)/scripts/Kbuild.include
21
Masahiro Yamadae02ee252015-02-24 22:26:20 +090022-include include/config/auto.conf
Masahiro Yamada51148792014-07-30 14:08:17 +090023-include $(obj)/include/autoconf.mk
Masahiro Yamadae0d5d9f2014-02-04 17:24:22 +090024
Masahiro Yamadaf34d0ad2020-04-17 16:21:37 +090025UBOOTINCLUDE := -I$(obj)/include $(UBOOTINCLUDE)
26
Masahiro Yamadae02ee252015-02-24 22:26:20 +090027KBUILD_CPPFLAGS += -DCONFIG_SPL_BUILD
Ying Zhang3aa29de2013-08-16 15:16:15 +080028ifeq ($(CONFIG_TPL_BUILD),y)
Masahiro Yamadae02ee252015-02-24 22:26:20 +090029KBUILD_CPPFLAGS += -DCONFIG_TPL_BUILD
30endif
31
32ifeq ($(CONFIG_TPL_BUILD),y)
Ying Zhang3aa29de2013-08-16 15:16:15 +080033SPL_BIN := u-boot-tpl
Simon Glass53db2ee2020-12-22 19:30:13 -070034SPL_NAME := tpl
Ying Zhang3aa29de2013-08-16 15:16:15 +080035else
36SPL_BIN := u-boot-spl
Simon Glass53db2ee2020-12-22 19:30:13 -070037SPL_NAME := spl
Ying Zhang3aa29de2013-08-16 15:16:15 +080038endif
39
Simon Glassc7674fc2020-12-22 19:30:15 -070040export SPL_NAME
41
Simon Glassd688bd72017-01-16 07:03:28 -070042ifdef CONFIG_SPL_BUILD
43SPL_ := SPL_
Simon Glass001f3142017-04-02 09:50:30 -060044ifeq ($(CONFIG_TPL_BUILD),y)
45SPL_TPL_ := TPL_
46else
47SPL_TPL_ := SPL_
48endif
Simon Glassd688bd72017-01-16 07:03:28 -070049else
50SPL_ :=
Simon Glass001f3142017-04-02 09:50:30 -060051SPL_TPL_ :=
Simon Glassd688bd72017-01-16 07:03:28 -070052endif
53
Simon Glass2c5eac12018-10-01 12:22:11 -060054ifeq ($(obj)$(CONFIG_SUPPORT_SPL),spl)
55$(error You cannot build SPL without enabling CONFIG_SUPPORT_SPL)
56endif
57ifeq ($(obj)$(CONFIG_SUPPORT_TPL),tpl)
58$(error You cannot build TPL without enabling CONFIG_SUPPORT_TPL)
59endif
60
Masahiro Yamada4379ac62014-03-11 11:05:19 +090061include $(srctree)/config.mk
Daniel Schwierzecke19db552014-11-21 23:51:33 +010062include $(srctree)/arch/$(ARCH)/Makefile
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +000063
Simon Goldschmidtd6937422018-02-14 06:44:36 +010064include $(srctree)/scripts/Makefile.lib
65
Masahiro Yamada026f9cf2014-03-05 16:59:40 +090066# Enable garbage collection of un-used sections for SPL
67KBUILD_CFLAGS += -ffunction-sections -fdata-sections
68LDFLAGS_FINAL += --gc-sections
69
Joel Peshkin4e9bce12021-04-11 11:21:58 +020070ifeq ($(CONFIG_$(SPL_TPL_)STACKPROTECTOR),y)
71KBUILD_CFLAGS += -fstack-protector-strong
72else
73KBUILD_CFLAGS += -fno-stack-protector
74endif
75
Masahiro Yamada5fe63012014-02-04 17:24:33 +090076# FIX ME
Masahiro Yamada026f9cf2014-03-05 16:59:40 +090077cpp_flags := $(KBUILD_CPPFLAGS) $(PLATFORM_CPPFLAGS) $(UBOOTINCLUDE) \
78 $(NOSTDINC_FLAGS)
Simon Glassdbbe2e62016-07-04 11:58:10 -060079c_flags := $(KBUILD_CFLAGS) $(cpp_flags)
Masahiro Yamada5fe63012014-02-04 17:24:33 +090080
Masahiro Yamada01286322014-03-11 11:05:20 +090081HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(srctree)/board/$(VENDOR)/common/Makefile),y,n)
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +000082
Masahiro Yamadabf69d662014-04-25 21:54:31 +090083libs-y += $(if $(BOARDDIR),board/$(BOARDDIR)/)
Masahiro Yamada656de6b2014-02-04 17:24:37 +090084libs-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +000085
Heiko Stuebner22b7b862019-07-16 10:12:02 +020086ifeq ($(CONFIG_TPL_BUILD),y)
87libs-$(CONFIG_TPL_FRAMEWORK) += common/spl/
88else
Masahiro Yamada656de6b2014-02-04 17:24:37 +090089libs-$(CONFIG_SPL_FRAMEWORK) += common/spl/
Heiko Stuebner22b7b862019-07-16 10:12:02 +020090endif
Simon Glassaf6bbd42015-10-19 06:49:56 -060091libs-y += common/init/
Simon Glass76f1f382016-09-12 23:18:25 -060092
93# Special handling for a few options which support SPL/TPL
94ifeq ($(CONFIG_TPL_BUILD),y)
Simon Glass0649cd02017-08-03 12:21:49 -060095libs-$(CONFIG_TPL_LIBCOMMON_SUPPORT) += common/ cmd/ env/
Simon Glass76f1f382016-09-12 23:18:25 -060096libs-$(CONFIG_TPL_LIBGENERIC_SUPPORT) += lib/
97else
Simon Glass0649cd02017-08-03 12:21:49 -060098libs-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/ cmd/ env/
Simon Glass76f1f382016-09-12 23:18:25 -060099libs-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
Tom Rini91ff6862018-12-05 08:23:38 -0500100ifdef CONFIG_SPL_FRAMEWORK
101libs-$(CONFIG_PARTITIONS) += disk/
102endif
Simon Glass76f1f382016-09-12 23:18:25 -0600103endif
104
Masahiro Yamadad6c2ac52015-08-12 07:31:44 +0900105libs-y += drivers/
Jean-Jacques Hiblotf811e972019-01-10 15:44:13 +0100106libs-$(CONFIG_SPL_USB_GADGET) += drivers/usb/dwc3/
Vignesh Raghavendra7e91f6c2019-10-01 17:26:33 +0530107libs-$(CONFIG_SPL_USB_GADGET) += drivers/usb/cdns3/
Michal Simek8d7a2b82015-11-09 10:45:07 +0100108libs-y += dts/
Masahiro Yamada656de6b2014-02-04 17:24:37 +0900109libs-y += fs/
Masahiro Yamada656de6b2014-02-04 17:24:37 +0900110libs-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/
111libs-$(CONFIG_SPL_NET_SUPPORT) += net/
Simon Glassba96be42020-10-25 20:38:26 -0600112libs-$(CONFIG_SPL_UNIT_TEST) += test/
Daniel Schwierzeckefcc6092011-07-13 05:11:08 +0000113
Masahiro Yamada656de6b2014-02-04 17:24:37 +0900114head-y := $(addprefix $(obj)/,$(head-y))
115libs-y := $(addprefix $(obj)/,$(libs-y))
116u-boot-spl-dirs := $(patsubst %/,%,$(filter %/, $(libs-y)))
117
118libs-y := $(patsubst %/, %/built-in.o, $(libs-y))
Masahiro Yamadae2906a52013-11-11 14:36:00 +0900119
Allen Martin660e98f2012-08-31 08:30:14 +0000120# Add GCC lib
Masahiro Yamadacd2e46c2014-03-05 16:59:38 +0900121ifeq ($(CONFIG_USE_PRIVATE_LIBGCC),y)
Masahiro Yamadaa86cf892014-02-27 22:40:34 +0900122PLATFORM_LIBGCC = arch/$(ARCH)/lib/lib.a
Masahiro Yamada64452622014-02-24 20:44:14 +0900123PLATFORM_LIBS := $(filter-out %/lib.a, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC)
Allen Martin660e98f2012-08-31 08:30:14 +0000124endif
125
Masahiro Yamada656de6b2014-02-04 17:24:37 +0900126u-boot-spl-init := $(head-y)
127u-boot-spl-main := $(libs-y)
Philipp Tomsichf291ce12017-06-29 11:11:21 +0200128ifdef CONFIG_$(SPL_TPL_)OF_PLATDATA
Simon Glass56b313d2021-03-25 06:40:52 +1300129platdata-hdr := include/generated/dt-structs-gen.h include/generated/dt-decl.h
Simon Glass354d2322021-03-25 06:40:53 +1300130platdata-inst := $(obj)/dts/dt-uclass.o $(obj)/dts/dt-device.o
131platdata-noinst := $(obj)/dts/dt-plat.o
132
Simon Glass13d71152021-03-25 06:40:50 +1300133ifdef CONFIG_$(SPL_TPL_)OF_PLATDATA_INST
Simon Glass354d2322021-03-25 06:40:53 +1300134u-boot-spl-platdata := $(platdata-inst)
135u-boot-spl-old-platdata := $(platdata-noinst)
Simon Glass13d71152021-03-25 06:40:50 +1300136else
Simon Glass354d2322021-03-25 06:40:53 +1300137u-boot-spl-platdata := $(platdata-noinst)
138u-boot-spl-old-platdata := $(platdata-inst)
Simon Glass13d71152021-03-25 06:40:50 +1300139endif
Simon Glass354d2322021-03-25 06:40:53 +1300140
141# Files we need to generate
Simon Glassbe3bd3b2020-12-28 20:34:53 -0700142u-boot-spl-platdata_c := $(patsubst %.o,%.c,$(u-boot-spl-platdata))
Simon Glass354d2322021-03-25 06:40:53 +1300143
144# Files we won't generate and should remove
145u-boot-spl-old-platdata_c := $(patsubst %.o,%.c,$(u-boot-spl-old-platdata))
Simon Glass56b313d2021-03-25 06:40:52 +1300146endif # OF_PLATDATA
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000147
148# Linker Script
Philipp Tomsichdd6fbcb2017-07-28 19:20:49 +0200149# First test whether there's a linker-script for the specific stage defined...
150ifneq ($(CONFIG_$(SPL_TPL_)LDSCRIPT),)
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000151# need to strip off double quotes
Philipp Tomsich17498582017-07-04 14:47:46 +0200152LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_$(SPL_TPL_)LDSCRIPT:"%"=%))
Philipp Tomsichdd6fbcb2017-07-28 19:20:49 +0200153else
154# ...then fall back to the generic SPL linker-script
155ifneq ($(CONFIG_SPL_LDSCRIPT),)
156# need to strip off double quotes
157LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_SPL_LDSCRIPT:"%"=%))
158endif
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000159endif
160
161ifeq ($(wildcard $(LDSCRIPT)),)
Masahiro Yamada4379ac62014-03-11 11:05:19 +0900162 LDSCRIPT := $(srctree)/board/$(BOARDDIR)/u-boot-spl.lds
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000163endif
164ifeq ($(wildcard $(LDSCRIPT)),)
Masahiro Yamada4379ac62014-03-11 11:05:19 +0900165 LDSCRIPT := $(srctree)/$(CPUDIR)/u-boot-spl.lds
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000166endif
167ifeq ($(wildcard $(LDSCRIPT)),)
Masahiro Yamada4379ac62014-03-11 11:05:19 +0900168 LDSCRIPT := $(srctree)/arch/$(ARCH)/cpu/u-boot-spl.lds
Simon Glassee601972011-11-21 10:49:37 +0000169endif
170ifeq ($(wildcard $(LDSCRIPT)),)
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000171$(error could not find linker script)
172endif
173
174# Special flags for CPP when processing the linker script.
175# Pass the version down so we can handle backwards compatibility
176# on the fly.
177LDPPFLAGS += \
Masahiro Yamada4379ac62014-03-11 11:05:19 +0900178 -include $(srctree)/include/u-boot/u-boot.lds.h \
Masahiro Yamada5ee828c2014-03-11 11:05:21 +0900179 -include $(objtree)/include/config.h \
Simon Glass7e6403a2011-11-21 10:49:40 +0000180 -DCPUDIR=$(CPUDIR) \
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000181 $(shell $(LD) --version | \
182 sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
183
Tom Rini2f41ade2019-01-22 17:09:26 -0500184# Turn various CONFIG symbols into IMAGE symbols for easy reuse of
185# the scripts between SPL and TPL.
186ifneq ($(CONFIG_$(SPL_TPL_)MAX_SIZE),)
187LDPPFLAGS += -DIMAGE_MAX_SIZE=$(CONFIG_$(SPL_TPL_)MAX_SIZE)
188endif
189ifneq ($(CONFIG_$(SPL_TPL_)TEXT_BASE),)
190LDPPFLAGS += -DIMAGE_TEXT_BASE=$(CONFIG_$(SPL_TPL_)TEXT_BASE)
191endif
192
Sven Ebenfeld1f6a6642016-11-06 16:37:58 +0100193MKIMAGEOUTPUT ?= /dev/null
194
Marek Vasutb97241b2014-03-14 05:00:14 +0100195quiet_cmd_mkimage = MKIMAGE $@
Masahiro Yamada9bf215b2014-02-24 11:12:15 +0900196cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \
Rasmus Villemoes06587612018-03-23 12:08:02 +0100197 >$(MKIMAGEOUTPUT) $(if $(KBUILD_VERBOSE:0=), && cat $(MKIMAGEOUTPUT))
Tom Rini79b9ebb2012-10-16 13:06:06 +0000198
Lokesh Vutla82f29fd2018-08-27 15:57:15 +0530199quiet_cmd_mkfitimage = MKIMAGE $@
200cmd_mkfitimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -f $(SPL_ITS) -E $@ \
201 $(if $(KBUILD_VERBOSE:1=), MKIMAGEOUTPUT)
202
Masahiro Yamada9bf215b2014-02-24 11:12:15 +0900203MKIMAGEFLAGS_MLO = -T omapimage -a $(CONFIG_SPL_TEXT_BASE)
204
205MKIMAGEFLAGS_MLO.byteswap = -T omapimage -n byteswap -a $(CONFIG_SPL_TEXT_BASE)
206
Masahiro Yamada514ec432016-02-05 17:55:13 +0900207MLO MLO.byteswap: $(obj)/u-boot-spl.bin FORCE
Masahiro Yamada9bf215b2014-02-24 11:12:15 +0900208 $(call if_changed,mkimage)
John Rigby3decb142011-07-21 09:10:30 -0400209
Nathan Rossi08598d62015-11-17 22:56:57 +1000210ifeq ($(CONFIG_SYS_SOC),"at91")
Andreas Bießmann5c390a52014-05-19 14:23:40 +0200211MKIMAGEFLAGS_boot.bin = -T atmelimage
212
213ifeq ($(CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER),y)
214MKIMAGEFLAGS_boot.bin += -n $(shell $(obj)/../tools/atmel_pmecc_params)
215
Stefan Roese581e7112019-04-02 10:57:23 +0200216$(obj)/boot.bin: $(obj)/../tools/atmel_pmecc_params
Andreas Bießmann5c390a52014-05-19 14:23:40 +0200217endif
218
Stefan Roese581e7112019-04-02 10:57:23 +0200219$(obj)/boot.bin: $(obj)/u-boot-spl.bin FORCE
Andreas Bießmann5c390a52014-05-19 14:23:40 +0200220 $(call if_changed,mkimage)
Nathan Rossi08598d62015-11-17 22:56:57 +1000221else
Michal Simekd9b58b32016-04-27 14:03:29 +0200222ifdef CONFIG_ARCH_ZYNQ
Mike Looijmans3b646082016-09-20 11:37:24 +0200223MKIMAGEFLAGS_boot.bin = -T zynqimage -R $(srctree)/$(CONFIG_BOOT_INIT_FILE)
Michal Simekd9b58b32016-04-27 14:03:29 +0200224endif
225ifdef CONFIG_ARCH_ZYNQMP
Luca Ceresolic7df0982018-06-04 12:21:01 +0200226ifneq ($(CONFIG_PMUFW_INIT_FILE),"")
227spl/boot.bin: zynqmp-check-pmufw
228zynqmp-check-pmufw: FORCE
229 ( cd $(srctree) && test -r $(CONFIG_PMUFW_INIT_FILE) ) \
230 || ( echo "Cannot read $(CONFIG_PMUFW_INIT_FILE)" && false )
231endif
Michal Simekc85a6b72016-10-21 12:58:17 +0200232MKIMAGEFLAGS_boot.bin = -T zynqmpimage -R $(srctree)/$(CONFIG_BOOT_INIT_FILE) \
Luca Ceresolic7df0982018-06-04 12:21:01 +0200233 -n "$(shell cd $(srctree); readlink -f $(CONFIG_PMUFW_INIT_FILE))"
Michal Simekd9b58b32016-04-27 14:03:29 +0200234endif
Nathan Rossi08598d62015-11-17 22:56:57 +1000235
Michal Simeka903dcf2019-01-16 12:14:00 +0100236$(obj)/$(SPL_BIN)-align.bin: $(obj)/$(SPL_BIN).bin
237 @dd if=$< of=$@ conv=block,sync bs=4 2>/dev/null;
238
239spl/boot.bin: $(obj)/$(SPL_BIN)-align.bin FORCE
Nathan Rossi08598d62015-11-17 22:56:57 +1000240 $(call if_changed,mkimage)
241endif
Andreas Bießmann5c390a52014-05-19 14:23:40 +0200242
Simon Glass60251b12020-10-25 20:38:30 -0600243INPUTS-y += $(obj)/$(SPL_BIN).bin $(obj)/$(SPL_BIN).sym
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000244
Chander Kashyap98a48c52011-08-18 22:37:20 +0000245ifdef CONFIG_SAMSUNG
Simon Glasse6385c72020-07-19 13:56:01 -0600246INPUTS-y += $(obj)/$(BOARD)-spl.bin
Chander Kashyap98a48c52011-08-18 22:37:20 +0000247endif
248
Dalon Westergreene3ada912019-03-20 13:15:21 -0700249ifneq ($(CONFIG_TARGET_SOCFPGA_GEN5)$(CONFIG_TARGET_SOCFPGA_ARRIA10),)
Simon Glasse6385c72020-07-19 13:56:01 -0600250INPUTS-y += $(obj)/$(SPL_BIN).sfp
Marek Vasut333b7202015-07-15 02:53:45 +0200251endif
252
Dalon Westergreen9773ebc2021-03-01 20:04:16 +0800253INPUTS-$(CONFIG_TARGET_SOCFPGA_SOC64) += $(obj)/u-boot-spl-dtb.hex
254
Jagan Tekiaec9a0f2016-10-13 14:19:35 +0530255ifdef CONFIG_ARCH_SUNXI
Simon Glasse6385c72020-07-19 13:56:01 -0600256INPUTS-y += $(obj)/sunxi-spl.bin
Maxime Ripardd2fdcc72017-02-27 18:22:13 +0100257
258ifdef CONFIG_NAND_SUNXI
Simon Glasse6385c72020-07-19 13:56:01 -0600259INPUTS-y += $(obj)/sunxi-spl-with-ecc.bin
Maxime Ripardd2fdcc72017-02-27 18:22:13 +0100260endif
Ian Campbell50827a52014-05-05 11:52:30 +0100261endif
Ian Campbell50827a52014-05-05 11:52:30 +0100262
Heiko Schocherc0014862014-10-30 09:59:59 +0100263ifeq ($(CONFIG_SYS_SOC),"at91")
Simon Glasse6385c72020-07-19 13:56:01 -0600264INPUTS-y += $(obj)/boot.bin
Heiko Schocherc0014862014-10-30 09:59:59 +0100265endif
266
Simon Glassd68574a2019-04-25 21:58:53 -0600267ifdef CONFIG_TPL_BUILD
Simon Glasse6385c72020-07-19 13:56:01 -0600268INPUTS-$(CONFIG_TPL_X86_16BIT_INIT) += $(obj)/u-boot-x86-start16-tpl.bin \
Simon Glass5e239182019-08-24 07:22:49 -0600269 $(obj)/u-boot-x86-reset16-tpl.bin
Simon Glassd68574a2019-04-25 21:58:53 -0600270else
Simon Glasse6385c72020-07-19 13:56:01 -0600271INPUTS-$(CONFIG_SPL_X86_16BIT_INIT) += $(obj)/u-boot-x86-start16-spl.bin \
Simon Glass5e239182019-08-24 07:22:49 -0600272 $(obj)/u-boot-x86-reset16-spl.bin
Simon Glassd68574a2019-04-25 21:58:53 -0600273endif
Simon Glass84547b42017-01-16 07:04:03 -0700274
Simon Glasse6385c72020-07-19 13:56:01 -0600275INPUTS-$(CONFIG_ARCH_ZYNQ) += $(obj)/boot.bin
276INPUTS-$(CONFIG_ARCH_ZYNQMP) += $(obj)/boot.bin
Michal Simekd9b58b32016-04-27 14:03:29 +0200277
Simon Glasse6385c72020-07-19 13:56:01 -0600278INPUTS-$(CONFIG_ARCH_MEDIATEK) += $(obj)/u-boot-spl-mtk.bin
Ryder Lee3b975a12018-11-15 10:07:49 +0800279
Simon Glasse6385c72020-07-19 13:56:01 -0600280all: $(INPUTS-y)
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000281
Simon Glassfa78e0a2015-06-23 15:38:29 -0600282quiet_cmd_cat = CAT $@
283cmd_cat = cat $(filter-out $(PHONY), $^) > $@
284
Simon Glass03c25bc2016-01-31 18:10:51 -0700285quiet_cmd_copy = COPY $@
286 cmd_copy = cp $< $@
287
Jean-Jacques Hiblot2f57c952017-09-15 12:57:32 +0200288ifneq ($(CONFIG_SPL_MULTI_DTB_FIT),y)
289FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).dtb
290else ifeq ($(CONFIG_SPL_MULTI_DTB_FIT_LZO),y)
291FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit.lzo
292else ifeq ($(CONFIG_SPL_MULTI_DTB_FIT_GZIP),y)
293FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit.gz
294else
295FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit
296endif
297
Simon Glass4fc23652019-04-25 21:58:38 -0600298# Build the .dtb file if:
299# - we are not using OF_PLATDATA
300# - we are using OF_CONTROL
301# - we have either OF_SEPARATE or OF_HOSTFILE
302build_dtb :=
303ifeq ($(CONFIG_$(SPL_TPL_)OF_PLATDATA),)
304ifneq ($(CONFIG_$(SPL_TPL_)OF_CONTROL),)
305ifeq ($(CONFIG_OF_SEPARATE)$(CONFIG_OF_HOSTFILE),y)
306build_dtb := y
307endif
308endif
309endif
Jean-Jacques Hiblot2f57c952017-09-15 12:57:32 +0200310
Simon Glass4fc23652019-04-25 21:58:38 -0600311ifneq ($(build_dtb),)
Simon Glass0ec28e02017-01-16 07:03:34 -0700312$(obj)/$(SPL_BIN)-dtb.bin: $(obj)/$(SPL_BIN)-nodtb.bin \
313 $(if $(CONFIG_SPL_SEPARATE_BSS),,$(obj)/$(SPL_BIN)-pad.bin) \
Jean-Jacques Hiblot2f57c952017-09-15 12:57:32 +0200314 $(FINAL_DTB_CONTAINER) FORCE
Simon Glassfa78e0a2015-06-23 15:38:29 -0600315 $(call if_changed,cat)
316
Simon Glass03c25bc2016-01-31 18:10:51 -0700317$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN)-dtb.bin FORCE
318 $(call if_changed,copy)
319else
320$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN)-nodtb.bin FORCE
321 $(call if_changed,copy)
322endif
323
324# Create a file that pads from the end of u-boot-spl-nodtb.bin to bss_end
Simon Glassfa78e0a2015-06-23 15:38:29 -0600325$(obj)/$(SPL_BIN)-pad.bin: $(obj)/$(SPL_BIN)
326 @bss_size_str=$(shell $(NM) $< | awk 'BEGIN {size = 0} /__bss_size/ {size = $$1} END {print "ibase=16; " toupper(size)}' | bc); \
327 dd if=/dev/zero of=$@ bs=1 count=$${bss_size_str} 2>/dev/null;
328
Simon Glassde3e3722020-12-22 19:30:14 -0700329$(obj)/$(SPL_BIN).dtb: $(obj)/dts/dt-$(SPL_NAME).dtb FORCE
Goldschmidt Simon9bd76b82017-11-21 12:29:56 +0000330 $(call if_changed,copy)
Simon Glassfa78e0a2015-06-23 15:38:29 -0600331
Masahiro Yamada15b97f52017-10-17 13:42:43 +0900332pythonpath = PYTHONPATH=scripts/dtc/pylibfdt
Simon Glassdbbe2e62016-07-04 11:58:10 -0600333
Simon Glassaa88ac82020-12-22 19:30:16 -0700334DTOC_ARGS := $(pythonpath) $(srctree)/tools/dtoc/dtoc \
Simon Glass67c05332021-02-03 06:01:03 -0700335 -d $(obj)/$(SPL_BIN).dtb -p $(SPL_NAME)
Simon Glassaa88ac82020-12-22 19:30:16 -0700336
Simon Glass5a1b25c2021-02-03 06:01:13 -0700337ifneq ($(CONFIG_$(SPL_TPL_)OF_PLATDATA_INST),)
338DTOC_ARGS += -i
339endif
340
Simon Glassbe3bd3b2020-12-28 20:34:53 -0700341quiet_cmd_dtoc = DTOC $@
342cmd_dtoc = $(DTOC_ARGS) -c $(obj)/dts -C include/generated all
Simon Glassdbbe2e62016-07-04 11:58:10 -0600343
344quiet_cmd_plat = PLAT $@
Masahiro Yamadac3da3f52020-04-17 16:21:35 +0900345cmd_plat = $(CC) $(c_flags) -c $< -o $(filter-out $(PHONY),$@)
Simon Glassdbbe2e62016-07-04 11:58:10 -0600346
Simon Glass56b313d2021-03-25 06:40:52 +1300347$(obj)/dts/dt-%.o: $(obj)/dts/dt-%.c $(platdata-hdr)
Simon Glassdbbe2e62016-07-04 11:58:10 -0600348 $(call if_changed,plat)
349
Simon Glass6519da42021-03-25 06:40:49 +1300350# Don't use dts_dir here, since it forces running this expensive rule every time
Simon Glass56b313d2021-03-25 06:40:52 +1300351$(platdata-hdr) $(u-boot-spl-platdata_c) &: $(obj)/$(SPL_BIN).dtb
Simon Glass6519da42021-03-25 06:40:49 +1300352 @[ -d $(obj)/dts ] || mkdir -p $(obj)/dts
Simon Glass354d2322021-03-25 06:40:53 +1300353 @# Remove old files since which ones we generate depends on the setting
354 @# of OF_PLATDATA_INST and this might change between builds. Leaving old
355 @# ones around is confusing and it is possible that switching the
356 @# setting again will use the old one instead of regenerating it.
357 @rm -f $(u-boot-spl-all-platdata_c) $(u-boot-spl-all-platdata)
Simon Glassbe3bd3b2020-12-28 20:34:53 -0700358 $(call if_changed,dtoc)
Simon Glassdbbe2e62016-07-04 11:58:10 -0600359
Chander Kashyap98a48c52011-08-18 22:37:20 +0000360ifdef CONFIG_SAMSUNG
Rajeshwari Birje0fcac1a2013-12-26 09:44:27 +0530361ifdef CONFIG_VAR_SIZE_SPL
362VAR_SIZE_PARAM = --vs
363else
364VAR_SIZE_PARAM =
365endif
Masahiro Yamada9e414032014-02-04 17:24:24 +0900366$(obj)/$(BOARD)-spl.bin: $(obj)/u-boot-spl.bin
Masahiro Yamada5ee828c2014-03-11 11:05:21 +0900367 $(if $(wildcard $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl),\
368 $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl,\
369 $(objtree)/tools/mkexynosspl) $(VAR_SIZE_PARAM) $< $@
Chander Kashyap98a48c52011-08-18 22:37:20 +0000370endif
371
Masahiro Yamadaf9c235f2014-02-24 11:12:14 +0900372quiet_cmd_objcopy = OBJCOPY $@
373cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@
374
Simon Glass84547b42017-01-16 07:04:03 -0700375OBJCOPYFLAGS_$(SPL_BIN)-nodtb.bin = $(SPL_OBJCFLAGS) -O binary \
Simon Glassd68574a2019-04-25 21:58:53 -0600376 $(if $(CONFIG_$(SPL_TPL_)X86_16BIT_INIT),-R .start16 -R .resetvec)
Masahiro Yamadaf9c235f2014-02-24 11:12:14 +0900377
Simon Glass03c25bc2016-01-31 18:10:51 -0700378$(obj)/$(SPL_BIN)-nodtb.bin: $(obj)/$(SPL_BIN) FORCE
Masahiro Yamadaf9c235f2014-02-24 11:12:14 +0900379 $(call if_changed,objcopy)
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000380
Simon Glass5e239182019-08-24 07:22:49 -0600381OBJCOPYFLAGS_u-boot-x86-start16-spl.bin := -O binary -j .start16
382$(obj)/u-boot-x86-start16-spl.bin: $(obj)/u-boot-spl FORCE
Simon Glass84547b42017-01-16 07:04:03 -0700383 $(call if_changed,objcopy)
384
Simon Glass5e239182019-08-24 07:22:49 -0600385OBJCOPYFLAGS_u-boot-x86-start16-tpl.bin := -O binary -j .start16
386$(obj)/u-boot-x86-start16-tpl.bin: $(obj)/u-boot-tpl FORCE
387 $(call if_changed,objcopy)
388
389OBJCOPYFLAGS_u-boot-x86-reset16-spl.bin := -O binary -j .resetvec
390$(obj)/u-boot-x86-reset16-spl.bin: $(obj)/u-boot-spl FORCE
391 $(call if_changed,objcopy)
392
393OBJCOPYFLAGS_u-boot-x86-reset16-tpl.bin := -O binary -j .resetvec
394$(obj)/u-boot-x86-reset16-tpl.bin: $(obj)/u-boot-tpl FORCE
Simon Glassd68574a2019-04-25 21:58:53 -0600395 $(call if_changed,objcopy)
396
Masahiro Yamada9e414032014-02-04 17:24:24 +0900397LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL)
Joel Stanleye391b1e2017-04-09 20:33:58 +0200398
399# Avoid 'Not enough room for program headers' error on binutils 2.28 onwards.
400LDFLAGS_$(SPL_BIN) += $(call ld-option, --no-dynamic-linker)
401
Marek Behúnda48bd92021-05-20 13:24:04 +0200402LDFLAGS_$(SPL_BIN) += --build-id=none
403
Tom Rinia6d68122019-01-22 17:09:24 -0500404# Pick the best-match (i.e. SPL_TEXT_BASE for SPL, TPL_TEXT_BASE for TPL)
Philipp Tomsich17498582017-07-04 14:47:46 +0200405ifneq ($(CONFIG_$(SPL_TPL_)TEXT_BASE),)
406LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_$(SPL_TPL_)TEXT_BASE)
Philipp Tomsich17498582017-07-04 14:47:46 +0200407endif
Masahiro Yamadae0d5d9f2014-02-04 17:24:22 +0900408
Marek Vasut792557d2018-04-15 15:21:09 +0200409ifdef CONFIG_TARGET_SOCFPGA_ARRIA10
410MKIMAGEFLAGS_$(SPL_BIN).sfp = -T socfpgaimage_v1
411else
Simon Glassbd7dc382016-01-31 18:10:53 -0700412MKIMAGEFLAGS_$(SPL_BIN).sfp = -T socfpgaimage
Marek Vasut792557d2018-04-15 15:21:09 +0200413endif
Simon Glassbd7dc382016-01-31 18:10:53 -0700414$(obj)/$(SPL_BIN).sfp: $(obj)/$(SPL_BIN).bin FORCE
Marek Vasut333b7202015-07-15 02:53:45 +0200415 $(call if_changed,mkimage)
Marek Vasut333b7202015-07-15 02:53:45 +0200416
Andre Przywaraacd832c2018-12-20 15:41:34 +0000417MKIMAGEFLAGS_sunxi-spl.bin = -T sunxi_egon \
418 -n $(CONFIG_DEFAULT_DEVICE_TREE)
419
Dalon Westergreen9773ebc2021-03-01 20:04:16 +0800420OBJCOPYFLAGS_u-boot-spl-dtb.hex := -I binary -O ihex --change-address=$(CONFIG_SPL_TEXT_BASE)
421
422$(obj)/u-boot-spl-dtb.hex: $(obj)/u-boot-spl-dtb.bin FORCE
423 $(call if_changed,objcopy)
424
Masahiro Yamada514ec432016-02-05 17:55:13 +0900425$(obj)/sunxi-spl.bin: $(obj)/$(SPL_BIN).bin FORCE
Andre Przywaraacd832c2018-12-20 15:41:34 +0000426 $(call if_changed,mkimage)
Ian Campbell50827a52014-05-05 11:52:30 +0100427
Maxime Ripardd2fdcc72017-02-27 18:22:13 +0100428quiet_cmd_sunxi_spl_image_builder = SUNXI_SPL_IMAGE_BUILDER $@
429cmd_sunxi_spl_image_builder = $(objtree)/tools/sunxi-spl-image-builder \
430 -c $(CONFIG_NAND_SUNXI_SPL_ECC_STRENGTH)/$(CONFIG_NAND_SUNXI_SPL_ECC_SIZE) \
431 -p $(CONFIG_SYS_NAND_PAGE_SIZE) \
432 -o $(CONFIG_SYS_NAND_OOBSIZE) \
433 -u $(CONFIG_NAND_SUNXI_SPL_USABLE_PAGE_SIZE) \
434 -e $(CONFIG_SYS_NAND_BLOCK_SIZE) \
435 -s -b $< $@
436$(obj)/sunxi-spl-with-ecc.bin: $(obj)/sunxi-spl.bin
437 $(call if_changed,sunxi_spl_image_builder)
438
Ryder Lee3b975a12018-11-15 10:07:49 +0800439
440# MediaTek's specific SPL build
441MKIMAGEFLAGS_u-boot-spl-mtk.bin = -T mtk_image \
442 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) \
443 -n "$(patsubst "%",%,$(CONFIG_MTK_BROM_HEADER_INFO))"
444
445$(obj)/u-boot-spl-mtk.bin: $(obj)/u-boot-spl.bin FORCE
446 $(call if_changed,mkimage)
447
Simon Glass60251b12020-10-25 20:38:30 -0600448quiet_cmd_sym ?= SYM $@
449 cmd_sym ?= $(OBJDUMP) -t $< > $@
450$(obj)/$(SPL_BIN).sym: $(obj)/$(SPL_BIN) FORCE
451 $(call if_changed,sym)
452
Marek Behúnc1094982021-05-20 13:24:03 +0200453# Generate linker list symbols references to force compiler to not optimize
454# them away when compiling with LTO
455ifdef CONFIG_LTO
456u-boot-spl-keep-syms-lto := $(obj)/keep-syms-lto.o
457u-boot-spl-keep-syms-lto_c := \
458 $(patsubst $(obj)/%.o,$(obj)/%.c,$(u-boot-spl-keep-syms-lto))
459
460quiet_cmd_keep_syms_lto = KSL $@
461 cmd_keep_syms_lto = \
462 NM=$(NM) $(srctree)/scripts/gen_ll_addressable_symbols.sh $^ >$@
463
464quiet_cmd_keep_syms_lto_cc = KSLCC $@
465 cmd_keep_syms_lto_cc = \
466 $(CC) $(filter-out $(LTO_CFLAGS),$(c_flags)) -c -o $@ $<
467
468$(u-boot-spl-keep-syms-lto_c): $(u-boot-spl-main) $(u-boot-spl-platdata)
469 $(call if_changed,keep_syms_lto)
470$(u-boot-spl-keep-syms-lto): $(u-boot-spl-keep-syms-lto_c)
471 $(call if_changed,keep_syms_lto_cc)
472else
473u-boot-spl-keep-syms-lto :=
474endif
475
Simon Glass72a7e072016-07-04 11:57:44 -0600476# Rule to link u-boot-spl
477# May be overridden by arch/$(ARCH)/config.mk
Marek Behúnc1094982021-05-20 13:24:03 +0200478ifdef CONFIG_LTO
479quiet_cmd_u-boot-spl ?= LTO $@
480 cmd_u-boot-spl ?= \
481 ( \
482 cd $(obj) && \
483 $(CC) -nostdlib -nostartfiles $(LTO_FINAL_LDFLAGS) $(c_flags) \
484 $(KBUILD_LDFLAGS:%=-Wl,%) $(LDFLAGS_$(@F):%=-Wl,%) \
485 $(patsubst $(obj)/%,%,$(u-boot-spl-init)) \
486 -Wl,--whole-archive \
487 $(patsubst $(obj)/%,%,$(u-boot-spl-main)) \
488 $(patsubst $(obj)/%,%,$(u-boot-spl-platdata)) \
489 $(patsubst $(obj)/%,%,$(u-boot-spl-keep-syms-lto)) \
490 $(PLATFORM_LIBS) \
491 -Wl,--no-whole-archive \
492 -Wl,-Map,$(SPL_BIN).map -o $(SPL_BIN) \
493 )
494else
Simon Glass72a7e072016-07-04 11:57:44 -0600495quiet_cmd_u-boot-spl ?= LD $@
Marek Behún14458362021-05-20 13:24:01 +0200496 cmd_u-boot-spl ?= \
497 ( \
498 cd $(obj) && \
499 $(LD) $(KBUILD_LDFLAGS) $(LDFLAGS_$(@F)) \
500 $(patsubst $(obj)/%,%,$(u-boot-spl-init)) \
Marek Behún958f2e52021-05-20 13:24:02 +0200501 --whole-archive \
Marek Behún14458362021-05-20 13:24:01 +0200502 $(patsubst $(obj)/%,%,$(u-boot-spl-main)) \
503 $(patsubst $(obj)/%,%,$(u-boot-spl-platdata)) \
Marek Behún958f2e52021-05-20 13:24:02 +0200504 --no-whole-archive \
Marek Behún14458362021-05-20 13:24:01 +0200505 $(PLATFORM_LIBS) -Map $(SPL_BIN).map -o $(SPL_BIN) \
506 )
Marek Behúnc1094982021-05-20 13:24:03 +0200507endif
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000508
Simon Glassdbbe2e62016-07-04 11:58:10 -0600509$(obj)/$(SPL_BIN): $(u-boot-spl-platdata) $(u-boot-spl-init) \
Marek Behúnc1094982021-05-20 13:24:03 +0200510 $(u-boot-spl-main) $(u-boot-spl-keep-syms-lto) \
511 $(obj)/u-boot-spl.lds FORCE
Masahiro Yamada9adb6d22014-10-24 01:30:44 +0900512 $(call if_changed,u-boot-spl)
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000513
Masahiro Yamada656de6b2014-02-04 17:24:37 +0900514$(sort $(u-boot-spl-init) $(u-boot-spl-main)): $(u-boot-spl-dirs) ;
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000515
Masahiro Yamada656de6b2014-02-04 17:24:37 +0900516PHONY += $(u-boot-spl-dirs)
Masahiro Yamadaf34d0ad2020-04-17 16:21:37 +0900517$(u-boot-spl-dirs): $(u-boot-spl-platdata) prepare
Masahiro Yamada656de6b2014-02-04 17:24:37 +0900518 $(Q)$(MAKE) $(build)=$@
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000519
Masahiro Yamadaf34d0ad2020-04-17 16:21:37 +0900520PHONY += prepare
521prepare:
522 $(Q)$(MAKE) $(build)=$(obj)/.
523
Masahiro Yamada04a34c92014-02-24 11:12:19 +0900524quiet_cmd_cpp_lds = LDS $@
Masahiro Yamada395e60c2014-04-09 20:10:43 +0900525cmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
Simon Glass44093a12018-10-01 12:22:43 -0600526 -D__ASSEMBLY__ -x assembler-with-cpp -std=c99 -P -o $@ $<
Masahiro Yamada04a34c92014-02-24 11:12:19 +0900527
Masahiro Yamada6825a952014-02-04 17:24:28 +0900528$(obj)/u-boot-spl.lds: $(LDSCRIPT) FORCE
Masahiro Yamada395e60c2014-04-09 20:10:43 +0900529 $(call if_changed_dep,cpp_lds)
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000530
Masahiro Yamadaf9c235f2014-02-24 11:12:14 +0900531# read all saved command lines
532
533targets := $(wildcard $(sort $(targets)))
534cmd_files := $(wildcard $(obj)/.*.cmd $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd))
535
536ifneq ($(cmd_files),)
537 $(cmd_files): ; # Do not try to update included dependency files
538 include $(cmd_files)
539endif
540
Masahiro Yamada6825a952014-02-04 17:24:28 +0900541PHONY += FORCE
542FORCE:
543
Simon Glassc7674fc2020-12-22 19:30:15 -0700544$(obj)/dts/dt-$(SPL_NAME).dtb: dts/dt.dtb
545 $(Q)$(MAKE) $(build)=$(obj)/dts spl_dtbs
Jean-Jacques Hiblot2f57c952017-09-15 12:57:32 +0200546
Simon Glass6519da42021-03-25 06:40:49 +1300547PHONY += dts_dir
548dts_dir:
549 $(shell [ -d $(obj)/dts ] || mkdir -p $(obj)/dts)
550
Masahiro Yamada6825a952014-02-04 17:24:28 +0900551# Declare the contents of the .PHONY variable as phony. We keep that
552# information in a variable so we can use it in if_changed and friends.
553.PHONY: $(PHONY)
Jean-Jacques Hiblot2f57c952017-09-15 12:57:32 +0200554
Jan Kiszka5f09f9a2020-05-04 14:38:31 +0200555SPL_OF_LIST_TARGETS = $(patsubst %,dts/%.dtb,$(subst ",,$(CONFIG_SPL_OF_LIST)))
556SHRUNK_ARCH_DTB = $(addprefix $(obj)/,$(SPL_OF_LIST_TARGETS))
Jean-Jacques Hiblot2f57c952017-09-15 12:57:32 +0200557.SECONDEXPANSION:
Jan Kiszka5d3534d2020-05-04 14:38:30 +0200558$(SHRUNK_ARCH_DTB): $$(patsubst $(obj)/dts/%, arch/$(ARCH)/dts/%, $$@) dts_dir
Jean-Jacques Hiblot2f57c952017-09-15 12:57:32 +0200559 $(call if_changed,fdtgrep)
560
Jan Kiszka5f09f9a2020-05-04 14:38:31 +0200561targets += $(SPL_OF_LIST_TARGETS)
562
Jean-Jacques Hiblot2f57c952017-09-15 12:57:32 +0200563MKIMAGEFLAGS_$(SPL_BIN).multidtb.fit = -f auto -A $(ARCH) -T firmware -C none -O u-boot \
564 -n "Multi DTB fit image for $(SPL_BIN)" -E \
565 $(patsubst %,-b %,$(SHRUNK_ARCH_DTB))
566
567$(obj)/$(SPL_BIN).multidtb.fit: /dev/null $(SHRUNK_ARCH_DTB) FORCE
568 $(call if_changed,mkimage)
Vagrant Cascadian8664ab72018-06-03 12:26:57 -0700569ifneq ($(SOURCE_DATE_EPOCH),)
570 touch -d @$(SOURCE_DATE_EPOCH) $(obj)/$(SPL_BIN).multidtb.fit
571 chmod 0600 $(obj)/$(SPL_BIN).multidtb.fit
572endif
Jean-Jacques Hiblot2f57c952017-09-15 12:57:32 +0200573
574$(obj)/$(SPL_BIN).multidtb.fit.gz: $(obj)/$(SPL_BIN).multidtb.fit
575 @gzip -kf9 $< > $@
576
577$(obj)/$(SPL_BIN).multidtb.fit.lzo: $(obj)/$(SPL_BIN).multidtb.fit
578 @lzop -f9 $< > $@
Lokesh Vutla82f29fd2018-08-27 15:57:15 +0530579
580ifdef CONFIG_ARCH_K3
581tispl.bin: $(obj)/u-boot-spl-nodtb.bin $(SHRUNK_ARCH_DTB) $(SPL_ITS) FORCE
582 $(call if_changed,mkfitimage)
583endif