[J-u-boot.git] / scripts / Makefile.spl

# SPDX-License-Identifier: GPL-2.0+
#
# (C) Copyright 2000-2011
# Wolfgang Denk, DENX Software Engineering, [email protected].
#
# (C) Copyright 2011
# Daniel Schwierzeck, [email protected].
#
# (C) Copyright 2011
# Texas Instruments Incorporated - http://www.ti.com/
# Aneesh V <[email protected]>
# Based on top-level Makefile.
#

src := $(obj)

# Create output directory if not already present
_dummy := $(shell [ -d $(obj) ] || mkdir -p $(obj))

include $(srctree)/scripts/Kbuild.include

-include include/config/auto.conf
-include $(obj)/include/autoconf.mk

UBOOTINCLUDE := -I$(obj)/include $(UBOOTINCLUDE)

KBUILD_CPPFLAGS += -DCONFIG_SPL_BUILD
ifeq ($(CONFIG_TPL_BUILD),y)
KBUILD_CPPFLAGS += -DCONFIG_TPL_BUILD
endif

ifeq ($(CONFIG_TPL_BUILD),y)
SPL_BIN := u-boot-tpl
else
SPL_BIN := u-boot-spl
endif

ifdef CONFIG_SPL_BUILD
SPL_ := SPL_
ifeq ($(CONFIG_TPL_BUILD),y)
SPL_TPL_ := TPL_
else
SPL_TPL_ := SPL_
endif
else
SPL_ :=
SPL_TPL_ :=
endif

ifeq ($(obj)$(CONFIG_SUPPORT_SPL),spl)
$(error You cannot build SPL without enabling CONFIG_SUPPORT_SPL)
endif
ifeq ($(obj)$(CONFIG_SUPPORT_TPL),tpl)
$(error You cannot build TPL without enabling CONFIG_SUPPORT_TPL)
endif

include $(srctree)/config.mk
include $(srctree)/arch/$(ARCH)/Makefile

include $(srctree)/scripts/Makefile.lib

# Enable garbage collection of un-used sections for SPL
KBUILD_CFLAGS += -ffunction-sections -fdata-sections
LDFLAGS_FINAL += --gc-sections

# FIX ME
cpp_flags := $(KBUILD_CPPFLAGS) $(PLATFORM_CPPFLAGS) $(UBOOTINCLUDE) \
							$(NOSTDINC_FLAGS)
c_flags := $(KBUILD_CFLAGS) $(cpp_flags)

HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(srctree)/board/$(VENDOR)/common/Makefile),y,n)

libs-y += $(if $(BOARDDIR),board/$(BOARDDIR)/)
libs-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/

ifeq ($(CONFIG_TPL_BUILD),y)
libs-$(CONFIG_TPL_FRAMEWORK) += common/spl/
else
libs-$(CONFIG_SPL_FRAMEWORK) += common/spl/
endif
libs-y += common/init/

# Special handling for a few options which support SPL/TPL
ifeq ($(CONFIG_TPL_BUILD),y)
libs-$(CONFIG_TPL_LIBCOMMON_SUPPORT) += common/ cmd/ env/
libs-$(CONFIG_TPL_LIBGENERIC_SUPPORT) += lib/
else
libs-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/ cmd/ env/
libs-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
ifdef CONFIG_SPL_FRAMEWORK
libs-$(CONFIG_PARTITIONS) += disk/
endif
endif

libs-y += drivers/
libs-$(CONFIG_SPL_USB_GADGET) += drivers/usb/dwc3/
libs-$(CONFIG_SPL_USB_GADGET) += drivers/usb/cdns3/
libs-y += dts/
libs-y += fs/
libs-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/
libs-$(CONFIG_SPL_NET_SUPPORT) += net/

head-y		:= $(addprefix $(obj)/,$(head-y))
libs-y		:= $(addprefix $(obj)/,$(libs-y))
u-boot-spl-dirs	:= $(patsubst %/,%,$(filter %/, $(libs-y)))

libs-y := $(patsubst %/, %/built-in.o, $(libs-y))

# Add GCC lib
ifeq ($(CONFIG_USE_PRIVATE_LIBGCC),y)
PLATFORM_LIBGCC = arch/$(ARCH)/lib/lib.a
PLATFORM_LIBS := $(filter-out %/lib.a, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC)
endif

u-boot-spl-init := $(head-y)
u-boot-spl-main := $(libs-y)
ifdef CONFIG_$(SPL_TPL_)OF_PLATDATA
u-boot-spl-platdata := $(obj)/dts/dt-platdata.o
endif

# Linker Script
# First test whether there's a linker-script for the specific stage defined...
ifneq ($(CONFIG_$(SPL_TPL_)LDSCRIPT),)
# need to strip off double quotes
LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_$(SPL_TPL_)LDSCRIPT:"%"=%))
else
# ...then fall back to the generic SPL linker-script
ifneq ($(CONFIG_SPL_LDSCRIPT),)
# need to strip off double quotes
LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_SPL_LDSCRIPT:"%"=%))
endif
endif

ifeq ($(wildcard $(LDSCRIPT)),)
	LDSCRIPT := $(srctree)/board/$(BOARDDIR)/u-boot-spl.lds
endif
ifeq ($(wildcard $(LDSCRIPT)),)
	LDSCRIPT := $(srctree)/$(CPUDIR)/u-boot-spl.lds
endif
ifeq ($(wildcard $(LDSCRIPT)),)
	LDSCRIPT := $(srctree)/arch/$(ARCH)/cpu/u-boot-spl.lds
endif
ifeq ($(wildcard $(LDSCRIPT)),)
$(error could not find linker script)
endif

# Special flags for CPP when processing the linker script.
# Pass the version down so we can handle backwards compatibility
# on the fly.
LDPPFLAGS += \
	-include $(srctree)/include/u-boot/u-boot.lds.h \
	-include $(objtree)/include/config.h \
	-DCPUDIR=$(CPUDIR) \
	$(shell $(LD) --version | \
	  sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')

# Turn various CONFIG symbols into IMAGE symbols for easy reuse of
# the scripts between SPL and TPL.
ifneq ($(CONFIG_$(SPL_TPL_)MAX_SIZE),)
LDPPFLAGS += -DIMAGE_MAX_SIZE=$(CONFIG_$(SPL_TPL_)MAX_SIZE)
endif
ifneq ($(CONFIG_$(SPL_TPL_)TEXT_BASE),)
LDPPFLAGS += -DIMAGE_TEXT_BASE=$(CONFIG_$(SPL_TPL_)TEXT_BASE)
endif

MKIMAGEOUTPUT ?= /dev/null

quiet_cmd_mkimage = MKIMAGE $@
cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \
	>$(MKIMAGEOUTPUT) $(if $(KBUILD_VERBOSE:0=), && cat $(MKIMAGEOUTPUT))

quiet_cmd_mkfitimage = MKIMAGE $@
cmd_mkfitimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -f $(SPL_ITS) -E $@ \
	$(if $(KBUILD_VERBOSE:1=), MKIMAGEOUTPUT)

MKIMAGEFLAGS_MLO = -T omapimage -a $(CONFIG_SPL_TEXT_BASE)

MKIMAGEFLAGS_MLO.byteswap = -T omapimage -n byteswap -a $(CONFIG_SPL_TEXT_BASE)

MLO MLO.byteswap: $(obj)/u-boot-spl.bin FORCE
	$(call if_changed,mkimage)

ifeq ($(CONFIG_SYS_SOC),"at91")
MKIMAGEFLAGS_boot.bin = -T atmelimage

ifeq ($(CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER),y)
MKIMAGEFLAGS_boot.bin += -n $(shell $(obj)/../tools/atmel_pmecc_params)

$(obj)/boot.bin: $(obj)/../tools/atmel_pmecc_params
endif

$(obj)/boot.bin: $(obj)/u-boot-spl.bin FORCE
	$(call if_changed,mkimage)
else
ifdef CONFIG_ARCH_ZYNQ
MKIMAGEFLAGS_boot.bin = -T zynqimage -R $(srctree)/$(CONFIG_BOOT_INIT_FILE)
endif
ifdef CONFIG_ARCH_ZYNQMP
ifneq ($(CONFIG_PMUFW_INIT_FILE),"")
spl/boot.bin: zynqmp-check-pmufw
zynqmp-check-pmufw: FORCE
	( cd $(srctree) && test -r $(CONFIG_PMUFW_INIT_FILE) ) \
		|| ( echo "Cannot read $(CONFIG_PMUFW_INIT_FILE)" && false )
endif
MKIMAGEFLAGS_boot.bin = -T zynqmpimage -R $(srctree)/$(CONFIG_BOOT_INIT_FILE) \
	-n "$(shell cd $(srctree); readlink -f $(CONFIG_PMUFW_INIT_FILE))"
endif

$(obj)/$(SPL_BIN)-align.bin: $(obj)/$(SPL_BIN).bin
	@dd if=$< of=$@ conv=block,sync bs=4 2>/dev/null;

spl/boot.bin: $(obj)/$(SPL_BIN)-align.bin FORCE
	$(call if_changed,mkimage)
endif

ALL-y	+= $(obj)/$(SPL_BIN).bin

ifdef CONFIG_SAMSUNG
ALL-y	+= $(obj)/$(BOARD)-spl.bin
endif

ifneq ($(CONFIG_TARGET_SOCFPGA_GEN5)$(CONFIG_TARGET_SOCFPGA_ARRIA10),)
ALL-y	+= $(obj)/$(SPL_BIN).sfp
endif

ifdef CONFIG_ARCH_SUNXI
ALL-y	+= $(obj)/sunxi-spl.bin

ifdef CONFIG_NAND_SUNXI
ALL-y	+= $(obj)/sunxi-spl-with-ecc.bin
endif
endif

ifeq ($(CONFIG_SYS_SOC),"at91")
ALL-y	+= $(obj)/boot.bin
endif

ifdef CONFIG_TPL_BUILD
ALL-$(CONFIG_TPL_X86_16BIT_INIT) += $(obj)/u-boot-x86-start16-tpl.bin \
	$(obj)/u-boot-x86-reset16-tpl.bin
else
ALL-$(CONFIG_SPL_X86_16BIT_INIT) += $(obj)/u-boot-x86-start16-spl.bin \
	$(obj)/u-boot-x86-reset16-spl.bin
endif

ALL-$(CONFIG_ARCH_ZYNQ)		+= $(obj)/boot.bin
ALL-$(CONFIG_ARCH_ZYNQMP)	+= $(obj)/boot.bin

ALL-$(CONFIG_ARCH_MEDIATEK)	+= $(obj)/u-boot-spl-mtk.bin

all:	$(ALL-y)

quiet_cmd_cat = CAT     $@
cmd_cat = cat $(filter-out $(PHONY), $^) > $@

quiet_cmd_copy = COPY    $@
      cmd_copy = cp $< $@

ifneq ($(CONFIG_SPL_MULTI_DTB_FIT),y)
FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).dtb
else ifeq ($(CONFIG_SPL_MULTI_DTB_FIT_LZO),y)
FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit.lzo
else ifeq ($(CONFIG_SPL_MULTI_DTB_FIT_GZIP),y)
FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit.gz
else
FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit
endif

# Build the .dtb file if:
#   - we are not using OF_PLATDATA
#   - we are using OF_CONTROL
#   - we have either OF_SEPARATE or OF_HOSTFILE
build_dtb :=
ifeq ($(CONFIG_$(SPL_TPL_)OF_PLATDATA),)
ifneq ($(CONFIG_$(SPL_TPL_)OF_CONTROL),)
ifeq ($(CONFIG_OF_SEPARATE)$(CONFIG_OF_HOSTFILE),y)
build_dtb := y
endif
endif
endif

ifneq ($(build_dtb),)
$(obj)/$(SPL_BIN)-dtb.bin: $(obj)/$(SPL_BIN)-nodtb.bin \
		$(if $(CONFIG_SPL_SEPARATE_BSS),,$(obj)/$(SPL_BIN)-pad.bin) \
		$(FINAL_DTB_CONTAINER)  FORCE
	$(call if_changed,cat)

$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN)-dtb.bin FORCE
	$(call if_changed,copy)
else
$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN)-nodtb.bin FORCE
	$(call if_changed,copy)
endif

# Create a file that pads from the end of u-boot-spl-nodtb.bin to bss_end
$(obj)/$(SPL_BIN)-pad.bin: $(obj)/$(SPL_BIN)
	@bss_size_str=$(shell $(NM) $< | awk 'BEGIN {size = 0} /__bss_size/ {size = $$1} END {print "ibase=16; " toupper(size)}' | bc); \
	dd if=/dev/zero of=$@ bs=1 count=$${bss_size_str} 2>/dev/null;

$(obj)/$(SPL_BIN).dtb: dts/dt-spl.dtb FORCE
	$(call if_changed,copy)

pythonpath = PYTHONPATH=scripts/dtc/pylibfdt

quiet_cmd_dtocc = DTOC C  $@
cmd_dtocc = $(pythonpath) $(srctree)/tools/dtoc/dtoc -d $(obj)/$(SPL_BIN).dtb -o $@ platdata

quiet_cmd_dtoch = DTOC H  $@
cmd_dtoch = $(pythonpath) $(srctree)/tools/dtoc/dtoc -d $(obj)/$(SPL_BIN).dtb -o $@ struct

quiet_cmd_plat = PLAT    $@
cmd_plat = $(CC) $(c_flags) -c $< -o $(filter-out $(PHONY),$@)

targets += $(obj)/dts/dt-platdata.o
$(obj)/dts/dt-platdata.o: $(obj)/dts/dt-platdata.c \
		include/generated/dt-structs-gen.h prepare FORCE
	$(call if_changed,plat)

PHONY += dts_dir
dts_dir:
	$(shell [ -d $(obj)/dts ] || mkdir -p $(obj)/dts)

include/generated/dt-structs-gen.h: $(obj)/$(SPL_BIN).dtb dts_dir FORCE
	$(call if_changed,dtoch)

$(obj)/dts/dt-platdata.c: $(obj)/$(SPL_BIN).dtb dts_dir FORCE
	$(call if_changed,dtocc)

ifdef CONFIG_SAMSUNG
ifdef CONFIG_VAR_SIZE_SPL
VAR_SIZE_PARAM = --vs
else
VAR_SIZE_PARAM =
endif
$(obj)/$(BOARD)-spl.bin: $(obj)/u-boot-spl.bin
	$(if $(wildcard $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl),\
	$(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl,\
	$(objtree)/tools/mkexynosspl) $(VAR_SIZE_PARAM) $< $@
endif

quiet_cmd_objcopy = OBJCOPY $@
cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@

OBJCOPYFLAGS_$(SPL_BIN)-nodtb.bin = $(SPL_OBJCFLAGS) -O binary \
		$(if $(CONFIG_$(SPL_TPL_)X86_16BIT_INIT),-R .start16 -R .resetvec)

$(obj)/$(SPL_BIN)-nodtb.bin: $(obj)/$(SPL_BIN) FORCE
	$(call if_changed,objcopy)

OBJCOPYFLAGS_u-boot-x86-start16-spl.bin := -O binary -j .start16
$(obj)/u-boot-x86-start16-spl.bin: $(obj)/u-boot-spl FORCE
	$(call if_changed,objcopy)

OBJCOPYFLAGS_u-boot-x86-start16-tpl.bin := -O binary -j .start16
$(obj)/u-boot-x86-start16-tpl.bin: $(obj)/u-boot-tpl FORCE
	$(call if_changed,objcopy)

OBJCOPYFLAGS_u-boot-x86-reset16-spl.bin := -O binary -j .resetvec
$(obj)/u-boot-x86-reset16-spl.bin: $(obj)/u-boot-spl FORCE
	$(call if_changed,objcopy)

OBJCOPYFLAGS_u-boot-x86-reset16-tpl.bin := -O binary -j .resetvec
$(obj)/u-boot-x86-reset16-tpl.bin: $(obj)/u-boot-tpl FORCE
	$(call if_changed,objcopy)

LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL)

# Avoid 'Not enough room for program headers' error on binutils 2.28 onwards.
LDFLAGS_$(SPL_BIN) += $(call ld-option, --no-dynamic-linker)

# Pick the best-match (i.e. SPL_TEXT_BASE for SPL, TPL_TEXT_BASE for TPL)
ifneq ($(CONFIG_$(SPL_TPL_)TEXT_BASE),)
LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_$(SPL_TPL_)TEXT_BASE)
endif

ifdef CONFIG_TARGET_SOCFPGA_ARRIA10
MKIMAGEFLAGS_$(SPL_BIN).sfp = -T socfpgaimage_v1
else
MKIMAGEFLAGS_$(SPL_BIN).sfp = -T socfpgaimage
endif
$(obj)/$(SPL_BIN).sfp: $(obj)/$(SPL_BIN).bin FORCE
	$(call if_changed,mkimage)

quiet_cmd_mksunxiboot = MKSUNXI $@
cmd_mksunxiboot = $(objtree)/tools/mksunxiboot \
			--default-dt $(CONFIG_DEFAULT_DEVICE_TREE) $< $@
$(obj)/sunxi-spl.bin: $(obj)/$(SPL_BIN).bin FORCE
	$(call if_changed,mksunxiboot)

quiet_cmd_sunxi_spl_image_builder = SUNXI_SPL_IMAGE_BUILDER $@
cmd_sunxi_spl_image_builder = $(objtree)/tools/sunxi-spl-image-builder \
				-c $(CONFIG_NAND_SUNXI_SPL_ECC_STRENGTH)/$(CONFIG_NAND_SUNXI_SPL_ECC_SIZE) \
				-p $(CONFIG_SYS_NAND_PAGE_SIZE) \
				-o $(CONFIG_SYS_NAND_OOBSIZE) \
				-u $(CONFIG_NAND_SUNXI_SPL_USABLE_PAGE_SIZE) \
				-e $(CONFIG_SYS_NAND_BLOCK_SIZE) \
				-s -b $< $@
$(obj)/sunxi-spl-with-ecc.bin: $(obj)/sunxi-spl.bin
	$(call if_changed,sunxi_spl_image_builder)


# MediaTek's specific SPL build
MKIMAGEFLAGS_u-boot-spl-mtk.bin = -T mtk_image \
	-a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) \
	-n "$(patsubst "%",%,$(CONFIG_MTK_BROM_HEADER_INFO))"

$(obj)/u-boot-spl-mtk.bin: $(obj)/u-boot-spl.bin FORCE
	$(call if_changed,mkimage)

# Rule to link u-boot-spl
# May be overridden by arch/$(ARCH)/config.mk
quiet_cmd_u-boot-spl ?= LD      $@
      cmd_u-boot-spl ?= (cd $(obj) && $(LD) $(KBUILD_LDFLAGS) $(LDFLAGS_$(@F)) \
		       $(patsubst $(obj)/%,%,$(u-boot-spl-init)) --start-group \
		       $(patsubst $(obj)/%,%,$(u-boot-spl-main))  \
		       $(patsubst $(obj)/%,%,$(u-boot-spl-platdata)) \
		       --end-group \
		       $(PLATFORM_LIBS) -Map $(SPL_BIN).map -o $(SPL_BIN))

$(obj)/$(SPL_BIN): $(u-boot-spl-platdata) $(u-boot-spl-init) \
		$(u-boot-spl-main) $(obj)/u-boot-spl.lds FORCE
	$(call if_changed,u-boot-spl)

$(sort $(u-boot-spl-init) $(u-boot-spl-main)): $(u-boot-spl-dirs) ;

PHONY += $(u-boot-spl-dirs)
$(u-boot-spl-dirs): $(u-boot-spl-platdata) prepare
	$(Q)$(MAKE) $(build)=$@

PHONY += prepare
prepare:
	$(Q)$(MAKE) $(build)=$(obj)/.

quiet_cmd_cpp_lds = LDS     $@
cmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
		-D__ASSEMBLY__ -x assembler-with-cpp -std=c99 -P -o $@ $<

$(obj)/u-boot-spl.lds: $(LDSCRIPT) FORCE
	$(call if_changed_dep,cpp_lds)

# read all saved command lines

targets := $(wildcard $(sort $(targets)))
cmd_files := $(wildcard $(obj)/.*.cmd $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd))

ifneq ($(cmd_files),)
  $(cmd_files): ;	# Do not try to update included dependency files
  include $(cmd_files)
endif

PHONY += FORCE
FORCE:

PHONY += dtbs
dtbs:
	$(Q)$(MAKE) $(build)=dts dtbs

# Declare the contents of the .PHONY variable as phony.  We keep that
# information in a variable so we can use it in if_changed and friends.
.PHONY: $(PHONY)

SHRUNK_ARCH_DTB = $(patsubst %,$(obj)/dts/%.dtb,$(subst ",,$(CONFIG_SPL_OF_LIST)))
.SECONDEXPANSION:
$(SHRUNK_ARCH_DTB): $$(patsubst $(obj)/dts/%, arch/$(ARCH)/dts/%, $$@)
	$(call if_changed,fdtgrep)

MKIMAGEFLAGS_$(SPL_BIN).multidtb.fit = -f auto -A $(ARCH) -T firmware -C none -O u-boot \
	-n "Multi DTB fit image for $(SPL_BIN)" -E \
	$(patsubst %,-b %,$(SHRUNK_ARCH_DTB))

$(obj)/$(SPL_BIN).multidtb.fit: /dev/null $(SHRUNK_ARCH_DTB) FORCE
	$(call if_changed,mkimage)
ifneq ($(SOURCE_DATE_EPOCH),)
	touch -d @$(SOURCE_DATE_EPOCH) $(obj)/$(SPL_BIN).multidtb.fit
	chmod 0600 $(obj)/$(SPL_BIN).multidtb.fit
endif

$(obj)/$(SPL_BIN).multidtb.fit.gz: $(obj)/$(SPL_BIN).multidtb.fit
	@gzip -kf9 $< > $@

$(obj)/$(SPL_BIN).multidtb.fit.lzo: $(obj)/$(SPL_BIN).multidtb.fit
	@lzop -f9 $< > $@

ifdef CONFIG_ARCH_K3
tispl.bin: $(obj)/u-boot-spl-nodtb.bin $(SHRUNK_ARCH_DTB) $(SPL_ITS) FORCE
	$(call if_changed,mkfitimage)
endif
Commit	Line	Data
83d290c5	1	# SPDX-License-Identifier: GPL-2.0+
6a11cf48 DS	2	#
	3	# (C) Copyright 2000-2011
	4	# Wolfgang Denk, DENX Software Engineering, [email protected].
	5	#
	6	# (C) Copyright 2011
	7	# Daniel Schwierzeck, [email protected].
	8	#
	9	# (C) Copyright 2011
	10	# Texas Instruments Incorporated - http://www.ti.com/
	11	# Aneesh V <[email protected]>
6a11cf48 DS	12	# Based on top-level Makefile.
	13	#
	14
9e414032 MY	15	src := $(obj)
	16
	17	# Create output directory if not already present
	18	_dummy := $(shell [ -d $(obj) ] \|\| mkdir -p $(obj))
	19
bf4b3de1 MY	20	include $(srctree)/scripts/Kbuild.include
bf4b3de1 MY	21
e02ee254	22	-include include/config/auto.conf
51148790	23	-include $(obj)/include/autoconf.mk
e0d5d9f8	24
f34d0ad8 MY	25	UBOOTINCLUDE := -I$(obj)/include $(UBOOTINCLUDE)
f34d0ad8 MY	26
e02ee254 MY	27	KBUILD_CPPFLAGS += -DCONFIG_SPL_BUILD
	28	ifeq ($(CONFIG_TPL_BUILD),y)
	29	KBUILD_CPPFLAGS += -DCONFIG_TPL_BUILD
	30	endif
	31
3aa29de0	32	ifeq ($(CONFIG_TPL_BUILD),y)
3aa29de0 YZ	33	SPL_BIN := u-boot-tpl
	34	else
	35	SPL_BIN := u-boot-spl
	36	endif
	37
d688bd72 SG	38	ifdef CONFIG_SPL_BUILD
d688bd72 SG	39	SPL_ := SPL_
001f3142 SG	40	ifeq ($(CONFIG_TPL_BUILD),y)
	41	SPL_TPL_ := TPL_
	42	else
	43	SPL_TPL_ := SPL_
	44	endif
d688bd72 SG	45	else
d688bd72 SG	46	SPL_ :=
001f3142	47	SPL_TPL_ :=
d688bd72 SG	48	endif
d688bd72 SG	49
2c5eac1e SG	50	ifeq ($(obj)$(CONFIG_SUPPORT_SPL),spl)
	51	$(error You cannot build SPL without enabling CONFIG_SUPPORT_SPL)
	52	endif
	53	ifeq ($(obj)$(CONFIG_SUPPORT_TPL),tpl)
	54	$(error You cannot build TPL without enabling CONFIG_SUPPORT_TPL)
	55	endif
	56
4379ac61	57	include $(srctree)/config.mk
e19db555	58	include $(srctree)/arch/$(ARCH)/Makefile
6a11cf48	59
d693742b SG	60	include $(srctree)/scripts/Makefile.lib
d693742b SG	61
026f9cf2 MY	62	# Enable garbage collection of un-used sections for SPL
	63	KBUILD_CFLAGS += -ffunction-sections -fdata-sections
	64	LDFLAGS_FINAL += --gc-sections
	65
5fe6301a	66	# FIX ME
026f9cf2 MY	67	cpp_flags := $(KBUILD_CPPFLAGS) $(PLATFORM_CPPFLAGS) $(UBOOTINCLUDE) \
026f9cf2 MY	68	$(NOSTDINC_FLAGS)
dbbe2e64	69	c_flags := $(KBUILD_CFLAGS) $(cpp_flags)
5fe6301a	70
01286329	71	HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(srctree)/board/$(VENDOR)/common/Makefile),y,n)
6a11cf48	72
bf69d664	73	libs-y += $(if $(BOARDDIR),board/$(BOARDDIR)/)
656de6b8 MY	74	libs-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
656de6b8 MY	75
22b7b860 HS	76	ifeq ($(CONFIG_TPL_BUILD),y)
	77	libs-$(CONFIG_TPL_FRAMEWORK) += common/spl/
	78	else
656de6b8	79	libs-$(CONFIG_SPL_FRAMEWORK) += common/spl/
22b7b860	80	endif
af6bbd4d	81	libs-y += common/init/
76f1f388 SG	82
	83	# Special handling for a few options which support SPL/TPL
	84	ifeq ($(CONFIG_TPL_BUILD),y)
0649cd0d	85	libs-$(CONFIG_TPL_LIBCOMMON_SUPPORT) += common/ cmd/ env/
76f1f388 SG	86	libs-$(CONFIG_TPL_LIBGENERIC_SUPPORT) += lib/
76f1f388 SG	87	else
0649cd0d	88	libs-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/ cmd/ env/
76f1f388	89	libs-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
91ff6865 TR	90	ifdef CONFIG_SPL_FRAMEWORK
	91	libs-$(CONFIG_PARTITIONS) += disk/
	92	endif
76f1f388 SG	93	endif
76f1f388 SG	94
d6c2ac5b	95	libs-y += drivers/
f811e976	96	libs-$(CONFIG_SPL_USB_GADGET) += drivers/usb/dwc3/
7e91f6cc	97	libs-$(CONFIG_SPL_USB_GADGET) += drivers/usb/cdns3/
8d7a2b83	98	libs-y += dts/
656de6b8	99	libs-y += fs/
656de6b8 MY	100	libs-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/
656de6b8 MY	101	libs-$(CONFIG_SPL_NET_SUPPORT) += net/
efcc6096	102
656de6b8 MY	103	head-y := $(addprefix $(obj)/,$(head-y))
	104	libs-y := $(addprefix $(obj)/,$(libs-y))
	105	u-boot-spl-dirs := $(patsubst %/,%,$(filter %/, $(libs-y)))
	106
	107	libs-y := $(patsubst %/, %/built-in.o, $(libs-y))
e2906a59	108
660e98f2	109	# Add GCC lib
cd2e46cb	110	ifeq ($(CONFIG_USE_PRIVATE_LIBGCC),y)
a86cf89c	111	PLATFORM_LIBGCC = arch/$(ARCH)/lib/lib.a
6445262c	112	PLATFORM_LIBS := $(filter-out %/lib.a, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC)
660e98f2 AM	113	endif
660e98f2 AM	114
656de6b8 MY	115	u-boot-spl-init := $(head-y)
656de6b8 MY	116	u-boot-spl-main := $(libs-y)
f291ce12	117	ifdef CONFIG_$(SPL_TPL_)OF_PLATDATA
dbbe2e64 SG	118	u-boot-spl-platdata := $(obj)/dts/dt-platdata.o
dbbe2e64 SG	119	endif
6a11cf48 DS	120
6a11cf48 DS	121	# Linker Script
dd6fbcb9 PT	122	# First test whether there's a linker-script for the specific stage defined...
dd6fbcb9 PT	123	ifneq ($(CONFIG_$(SPL_TPL_)LDSCRIPT),)
6a11cf48	124	# need to strip off double quotes
1749858a	125	LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_$(SPL_TPL_)LDSCRIPT:"%"=%))
dd6fbcb9 PT	126	else
	127	# ...then fall back to the generic SPL linker-script
	128	ifneq ($(CONFIG_SPL_LDSCRIPT),)
	129	# need to strip off double quotes
	130	LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_SPL_LDSCRIPT:"%"=%))
	131	endif
6a11cf48 DS	132	endif
	133
	134	ifeq ($(wildcard $(LDSCRIPT)),)
4379ac61	135	LDSCRIPT := $(srctree)/board/$(BOARDDIR)/u-boot-spl.lds
6a11cf48 DS	136	endif
6a11cf48 DS	137	ifeq ($(wildcard $(LDSCRIPT)),)
4379ac61	138	LDSCRIPT := $(srctree)/$(CPUDIR)/u-boot-spl.lds
6a11cf48	139	endif
ee60197e	140	ifeq ($(wildcard $(LDSCRIPT)),)
4379ac61	141	LDSCRIPT := $(srctree)/arch/$(ARCH)/cpu/u-boot-spl.lds
ee60197e	142	endif
6a11cf48 DS	143	ifeq ($(wildcard $(LDSCRIPT)),)
	144	$(error could not find linker script)
	145	endif
	146
	147	# Special flags for CPP when processing the linker script.
	148	# Pass the version down so we can handle backwards compatibility
	149	# on the fly.
	150	LDPPFLAGS += \
4379ac61	151	-include $(srctree)/include/u-boot/u-boot.lds.h \
5ee828ca	152	-include $(objtree)/include/config.h \
7e6403a6	153	-DCPUDIR=$(CPUDIR) \
6a11cf48 DS	154	$(shell $(LD) --version \| \
	155	sed -ne 's/GNU ld version \([0-9][0-9]\)\.\([0-9][0-9]\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
	156
2f41ade7 TR	157	# Turn various CONFIG symbols into IMAGE symbols for easy reuse of
	158	# the scripts between SPL and TPL.
	159	ifneq ($(CONFIG_$(SPL_TPL_)MAX_SIZE),)
	160	LDPPFLAGS += -DIMAGE_MAX_SIZE=$(CONFIG_$(SPL_TPL_)MAX_SIZE)
	161	endif
	162	ifneq ($(CONFIG_$(SPL_TPL_)TEXT_BASE),)
	163	LDPPFLAGS += -DIMAGE_TEXT_BASE=$(CONFIG_$(SPL_TPL_)TEXT_BASE)
	164	endif
	165
1f6a6648 SE	166	MKIMAGEOUTPUT ?= /dev/null
1f6a6648 SE	167
b97241b3	168	quiet_cmd_mkimage = MKIMAGE $@
9bf215b0	169	cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \
06587617	170	>$(MKIMAGEOUTPUT) $(if $(KBUILD_VERBOSE:0=), && cat $(MKIMAGEOUTPUT))
79b9ebb7	171
82f29fd5 LV	172	quiet_cmd_mkfitimage = MKIMAGE $@
	173	cmd_mkfitimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -f $(SPL_ITS) -E $@ \
	174	$(if $(KBUILD_VERBOSE:1=), MKIMAGEOUTPUT)
	175
9bf215b0 MY	176	MKIMAGEFLAGS_MLO = -T omapimage -a $(CONFIG_SPL_TEXT_BASE)
	177
	178	MKIMAGEFLAGS_MLO.byteswap = -T omapimage -n byteswap -a $(CONFIG_SPL_TEXT_BASE)
	179
514ec438	180	MLO MLO.byteswap: $(obj)/u-boot-spl.bin FORCE
9bf215b0	181	$(call if_changed,mkimage)
3decb14a	182
08598d6e	183	ifeq ($(CONFIG_SYS_SOC),"at91")
5c390a5b AB	184	MKIMAGEFLAGS_boot.bin = -T atmelimage
	185
	186	ifeq ($(CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER),y)
	187	MKIMAGEFLAGS_boot.bin += -n $(shell $(obj)/../tools/atmel_pmecc_params)
	188
581e711a	189	$(obj)/boot.bin: $(obj)/../tools/atmel_pmecc_params
5c390a5b AB	190	endif
5c390a5b AB	191
581e711a	192	$(obj)/boot.bin: $(obj)/u-boot-spl.bin FORCE
5c390a5b	193	$(call if_changed,mkimage)
08598d6e	194	else
d9b58b30	195	ifdef CONFIG_ARCH_ZYNQ
3b646080	196	MKIMAGEFLAGS_boot.bin = -T zynqimage -R $(srctree)/$(CONFIG_BOOT_INIT_FILE)
d9b58b30 MS	197	endif
d9b58b30 MS	198	ifdef CONFIG_ARCH_ZYNQMP
c7df098a LC	199	ifneq ($(CONFIG_PMUFW_INIT_FILE),"")
	200	spl/boot.bin: zynqmp-check-pmufw
	201	zynqmp-check-pmufw: FORCE
	202	( cd $(srctree) && test -r $(CONFIG_PMUFW_INIT_FILE) ) \
	203	\|\| ( echo "Cannot read $(CONFIG_PMUFW_INIT_FILE)" && false )
	204	endif
c85a6b79	205	MKIMAGEFLAGS_boot.bin = -T zynqmpimage -R $(srctree)/$(CONFIG_BOOT_INIT_FILE) \
c7df098a	206	-n "$(shell cd $(srctree); readlink -f $(CONFIG_PMUFW_INIT_FILE))"
d9b58b30	207	endif
08598d6e	208
a903dcf7 MS	209	$(obj)/$(SPL_BIN)-align.bin: $(obj)/$(SPL_BIN).bin
	210	@dd if=$< of=$@ conv=block,sync bs=4 2>/dev/null;
	211
	212	spl/boot.bin: $(obj)/$(SPL_BIN)-align.bin FORCE
08598d6e NR	213	$(call if_changed,mkimage)
08598d6e NR	214	endif
5c390a5b	215
e19b0fb4	216	ALL-y += $(obj)/$(SPL_BIN).bin
6a11cf48	217
98a48c5d	218	ifdef CONFIG_SAMSUNG
9e414032	219	ALL-y += $(obj)/$(BOARD)-spl.bin
98a48c5d CK	220	endif
98a48c5d CK	221
e3ada91e	222	ifneq ($(CONFIG_TARGET_SOCFPGA_GEN5)$(CONFIG_TARGET_SOCFPGA_ARRIA10),)
bd7dc388	223	ALL-y += $(obj)/$(SPL_BIN).sfp
333b7209 MV	224	endif
333b7209 MV	225
aec9a0f1	226	ifdef CONFIG_ARCH_SUNXI
50827a59	227	ALL-y += $(obj)/sunxi-spl.bin
d2fdcc76 MR	228
	229	ifdef CONFIG_NAND_SUNXI
	230	ALL-y += $(obj)/sunxi-spl-with-ecc.bin
	231	endif
50827a59	232	endif
50827a59	233
c001486d	234	ifeq ($(CONFIG_SYS_SOC),"at91")
581e711a	235	ALL-y += $(obj)/boot.bin
c001486d HS	236	endif
c001486d HS	237
d68574a7	238	ifdef CONFIG_TPL_BUILD
5e239183 SG	239	ALL-$(CONFIG_TPL_X86_16BIT_INIT) += $(obj)/u-boot-x86-start16-tpl.bin \
5e239183 SG	240	$(obj)/u-boot-x86-reset16-tpl.bin
d68574a7	241	else
5e239183 SG	242	ALL-$(CONFIG_SPL_X86_16BIT_INIT) += $(obj)/u-boot-x86-start16-spl.bin \
5e239183 SG	243	$(obj)/u-boot-x86-reset16-spl.bin
d68574a7	244	endif
84547b4e	245
1a6a6e9a MS	246	ALL-$(CONFIG_ARCH_ZYNQ) += $(obj)/boot.bin
1a6a6e9a MS	247	ALL-$(CONFIG_ARCH_ZYNQMP) += $(obj)/boot.bin
d9b58b30	248
3b975a14 RL	249	ALL-$(CONFIG_ARCH_MEDIATEK) += $(obj)/u-boot-spl-mtk.bin
3b975a14 RL	250
6a11cf48 DS	251	all: $(ALL-y)
6a11cf48 DS	252
fa78e0a3 SG	253	quiet_cmd_cat = CAT $@
	254	cmd_cat = cat $(filter-out $(PHONY), $^) > $@
	255
03c25bcd SG	256	quiet_cmd_copy = COPY $@
	257	cmd_copy = cp $< $@
	258
2f57c951 JJH	259	ifneq ($(CONFIG_SPL_MULTI_DTB_FIT),y)
	260	FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).dtb
	261	else ifeq ($(CONFIG_SPL_MULTI_DTB_FIT_LZO),y)
	262	FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit.lzo
	263	else ifeq ($(CONFIG_SPL_MULTI_DTB_FIT_GZIP),y)
	264	FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit.gz
	265	else
	266	FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit
	267	endif
	268
4fc2365c SG	269	# Build the .dtb file if:
	270	# - we are not using OF_PLATDATA
	271	# - we are using OF_CONTROL
	272	# - we have either OF_SEPARATE or OF_HOSTFILE
	273	build_dtb :=
	274	ifeq ($(CONFIG_$(SPL_TPL_)OF_PLATDATA),)
	275	ifneq ($(CONFIG_$(SPL_TPL_)OF_CONTROL),)
	276	ifeq ($(CONFIG_OF_SEPARATE)$(CONFIG_OF_HOSTFILE),y)
	277	build_dtb := y
	278	endif
	279	endif
	280	endif
2f57c951	281
4fc2365c	282	ifneq ($(build_dtb),)
0ec28e02 SG	283	$(obj)/$(SPL_BIN)-dtb.bin: $(obj)/$(SPL_BIN)-nodtb.bin \
0ec28e02 SG	284	$(if $(CONFIG_SPL_SEPARATE_BSS),,$(obj)/$(SPL_BIN)-pad.bin) \
2f57c951	285	$(FINAL_DTB_CONTAINER) FORCE
fa78e0a3 SG	286	$(call if_changed,cat)
fa78e0a3 SG	287
03c25bcd SG	288	$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN)-dtb.bin FORCE
	289	$(call if_changed,copy)
	290	else
	291	$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN)-nodtb.bin FORCE
	292	$(call if_changed,copy)
	293	endif
	294
	295	# Create a file that pads from the end of u-boot-spl-nodtb.bin to bss_end
fa78e0a3 SG	296	$(obj)/$(SPL_BIN)-pad.bin: $(obj)/$(SPL_BIN)
	297	@bss_size_str=$(shell $(NM) $< \| awk 'BEGIN {size = 0} /__bss_size/ {size = $$1} END {print "ibase=16; " toupper(size)}' \| bc); \
	298	dd if=/dev/zero of=$@ bs=1 count=$${bss_size_str} 2>/dev/null;
	299
9bd76b80 GS	300	$(obj)/$(SPL_BIN).dtb: dts/dt-spl.dtb FORCE
9bd76b80 GS	301	$(call if_changed,copy)
fa78e0a3	302
15b97f5c	303	pythonpath = PYTHONPATH=scripts/dtc/pylibfdt
dbbe2e64 SG	304
	305	quiet_cmd_dtocc = DTOC C $@
	306	cmd_dtocc = $(pythonpath) $(srctree)/tools/dtoc/dtoc -d $(obj)/$(SPL_BIN).dtb -o $@ platdata
	307
	308	quiet_cmd_dtoch = DTOC H $@
	309	cmd_dtoch = $(pythonpath) $(srctree)/tools/dtoc/dtoc -d $(obj)/$(SPL_BIN).dtb -o $@ struct
	310
	311	quiet_cmd_plat = PLAT $@
c3da3f58	312	cmd_plat = $(CC) $(c_flags) -c $< -o $(filter-out $(PHONY),$@)
dbbe2e64	313
c3da3f58	314	targets += $(obj)/dts/dt-platdata.o
b145b45b	315	$(obj)/dts/dt-platdata.o: $(obj)/dts/dt-platdata.c \
f34d0ad8	316	include/generated/dt-structs-gen.h prepare FORCE
dbbe2e64 SG	317	$(call if_changed,plat)
	318
	319	PHONY += dts_dir
	320	dts_dir:
	321	$(shell [ -d $(obj)/dts ] \|\| mkdir -p $(obj)/dts)
	322
d6a0c78a	323	include/generated/dt-structs-gen.h: $(obj)/$(SPL_BIN).dtb dts_dir FORCE
dbbe2e64 SG	324	$(call if_changed,dtoch)
dbbe2e64 SG	325
d6a0c78a	326	$(obj)/dts/dt-platdata.c: $(obj)/$(SPL_BIN).dtb dts_dir FORCE
dbbe2e64 SG	327	$(call if_changed,dtocc)
dbbe2e64 SG	328
98a48c5d	329	ifdef CONFIG_SAMSUNG
0fcac1ab RS	330	ifdef CONFIG_VAR_SIZE_SPL
	331	VAR_SIZE_PARAM = --vs
	332	else
	333	VAR_SIZE_PARAM =
	334	endif
9e414032	335	$(obj)/$(BOARD)-spl.bin: $(obj)/u-boot-spl.bin
5ee828ca MY	336	$(if $(wildcard $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl),\
	337	$(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl,\
	338	$(objtree)/tools/mkexynosspl) $(VAR_SIZE_PARAM) $< $@
98a48c5d CK	339	endif
98a48c5d CK	340
f9c235fd MY	341	quiet_cmd_objcopy = OBJCOPY $@
	342	cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@
	343
84547b4e	344	OBJCOPYFLAGS_$(SPL_BIN)-nodtb.bin = $(SPL_OBJCFLAGS) -O binary \
d68574a7	345	$(if $(CONFIG_$(SPL_TPL_)X86_16BIT_INIT),-R .start16 -R .resetvec)
f9c235fd	346
03c25bcd	347	$(obj)/$(SPL_BIN)-nodtb.bin: $(obj)/$(SPL_BIN) FORCE
f9c235fd	348	$(call if_changed,objcopy)
6a11cf48	349
5e239183 SG	350	OBJCOPYFLAGS_u-boot-x86-start16-spl.bin := -O binary -j .start16
5e239183 SG	351	$(obj)/u-boot-x86-start16-spl.bin: $(obj)/u-boot-spl FORCE
84547b4e SG	352	$(call if_changed,objcopy)
84547b4e SG	353
5e239183 SG	354	OBJCOPYFLAGS_u-boot-x86-start16-tpl.bin := -O binary -j .start16
	355	$(obj)/u-boot-x86-start16-tpl.bin: $(obj)/u-boot-tpl FORCE
	356	$(call if_changed,objcopy)
	357
	358	OBJCOPYFLAGS_u-boot-x86-reset16-spl.bin := -O binary -j .resetvec
	359	$(obj)/u-boot-x86-reset16-spl.bin: $(obj)/u-boot-spl FORCE
	360	$(call if_changed,objcopy)
	361
	362	OBJCOPYFLAGS_u-boot-x86-reset16-tpl.bin := -O binary -j .resetvec
	363	$(obj)/u-boot-x86-reset16-tpl.bin: $(obj)/u-boot-tpl FORCE
d68574a7 SG	364	$(call if_changed,objcopy)
d68574a7 SG	365
9e414032	366	LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL)
e391b1e6 JS	367
	368	# Avoid 'Not enough room for program headers' error on binutils 2.28 onwards.
	369	LDFLAGS_$(SPL_BIN) += $(call ld-option, --no-dynamic-linker)
	370
a6d6812a	371	# Pick the best-match (i.e. SPL_TEXT_BASE for SPL, TPL_TEXT_BASE for TPL)
1749858a PT	372	ifneq ($(CONFIG_$(SPL_TPL_)TEXT_BASE),)
1749858a PT	373	LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_$(SPL_TPL_)TEXT_BASE)
1749858a	374	endif
e0d5d9f8	375
792557d1 MV	376	ifdef CONFIG_TARGET_SOCFPGA_ARRIA10
	377	MKIMAGEFLAGS_$(SPL_BIN).sfp = -T socfpgaimage_v1
	378	else
bd7dc388	379	MKIMAGEFLAGS_$(SPL_BIN).sfp = -T socfpgaimage
792557d1	380	endif
bd7dc388	381	$(obj)/$(SPL_BIN).sfp: $(obj)/$(SPL_BIN).bin FORCE
333b7209	382	$(call if_changed,mkimage)
333b7209	383
50827a59	384	quiet_cmd_mksunxiboot = MKSUNXI $@
7f0ef5a9 SS	385	cmd_mksunxiboot = $(objtree)/tools/mksunxiboot \
7f0ef5a9 SS	386	--default-dt $(CONFIG_DEFAULT_DEVICE_TREE) $< $@
514ec438	387	$(obj)/sunxi-spl.bin: $(obj)/$(SPL_BIN).bin FORCE
50827a59	388	$(call if_changed,mksunxiboot)
50827a59	389
d2fdcc76 MR	390	quiet_cmd_sunxi_spl_image_builder = SUNXI_SPL_IMAGE_BUILDER $@
	391	cmd_sunxi_spl_image_builder = $(objtree)/tools/sunxi-spl-image-builder \
	392	-c $(CONFIG_NAND_SUNXI_SPL_ECC_STRENGTH)/$(CONFIG_NAND_SUNXI_SPL_ECC_SIZE) \
	393	-p $(CONFIG_SYS_NAND_PAGE_SIZE) \
	394	-o $(CONFIG_SYS_NAND_OOBSIZE) \
	395	-u $(CONFIG_NAND_SUNXI_SPL_USABLE_PAGE_SIZE) \
	396	-e $(CONFIG_SYS_NAND_BLOCK_SIZE) \
	397	-s -b $< $@
	398	$(obj)/sunxi-spl-with-ecc.bin: $(obj)/sunxi-spl.bin
	399	$(call if_changed,sunxi_spl_image_builder)
	400
3b975a14 RL	401
	402	# MediaTek's specific SPL build
	403	MKIMAGEFLAGS_u-boot-spl-mtk.bin = -T mtk_image \
	404	-a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) \
	405	-n "$(patsubst "%",%,$(CONFIG_MTK_BROM_HEADER_INFO))"
	406
	407	$(obj)/u-boot-spl-mtk.bin: $(obj)/u-boot-spl.bin FORCE
	408	$(call if_changed,mkimage)
	409
72a7e076 SG	410	# Rule to link u-boot-spl
	411	# May be overridden by arch/$(ARCH)/config.mk
	412	quiet_cmd_u-boot-spl ?= LD $@
587e4a42	413	cmd_u-boot-spl ?= (cd $(obj) && $(LD) $(KBUILD_LDFLAGS) $(LDFLAGS_$(@F)) \
656de6b8	414	$(patsubst $(obj)/%,%,$(u-boot-spl-init)) --start-group \
dbbe2e64 SG	415	$(patsubst $(obj)/%,%,$(u-boot-spl-main)) \
	416	$(patsubst $(obj)/%,%,$(u-boot-spl-platdata)) \
	417	--end-group \
9adb6d24	418	$(PLATFORM_LIBS) -Map $(SPL_BIN).map -o $(SPL_BIN))
6a11cf48	419
dbbe2e64 SG	420	$(obj)/$(SPL_BIN): $(u-boot-spl-platdata) $(u-boot-spl-init) \
dbbe2e64 SG	421	$(u-boot-spl-main) $(obj)/u-boot-spl.lds FORCE
9adb6d24	422	$(call if_changed,u-boot-spl)
6a11cf48	423
656de6b8	424	$(sort $(u-boot-spl-init) $(u-boot-spl-main)): $(u-boot-spl-dirs) ;
6a11cf48	425
656de6b8	426	PHONY += $(u-boot-spl-dirs)
f34d0ad8	427	$(u-boot-spl-dirs): $(u-boot-spl-platdata) prepare
656de6b8	428	$(Q)$(MAKE) $(build)=$@
6a11cf48	429
f34d0ad8 MY	430	PHONY += prepare
	431	prepare:
	432	$(Q)$(MAKE) $(build)=$(obj)/.
	433
04a34c96	434	quiet_cmd_cpp_lds = LDS $@
395e60cd	435	cmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
44093a15	436	-D__ASSEMBLY__ -x assembler-with-cpp -std=c99 -P -o $@ $<
04a34c96	437
6825a95b	438	$(obj)/u-boot-spl.lds: $(LDSCRIPT) FORCE
395e60cd	439	$(call if_changed_dep,cpp_lds)
6a11cf48	440
f9c235fd MY	441	# read all saved command lines
	442
	443	targets := $(wildcard $(sort $(targets)))
	444	cmd_files := $(wildcard $(obj)/.*.cmd $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd))
	445
	446	ifneq ($(cmd_files),)
	447	$(cmd_files): ; # Do not try to update included dependency files
	448	include $(cmd_files)
	449	endif
	450
6825a95b MY	451	PHONY += FORCE
	452	FORCE:
	453
2f57c951 JJH	454	PHONY += dtbs
	455	dtbs:
	456	$(Q)$(MAKE) $(build)=dts dtbs
	457
6825a95b MY	458	# Declare the contents of the .PHONY variable as phony. We keep that
	459	# information in a variable so we can use it in if_changed and friends.
	460	.PHONY: $(PHONY)
2f57c951 JJH	461
	462	SHRUNK_ARCH_DTB = $(patsubst %,$(obj)/dts/%.dtb,$(subst ",,$(CONFIG_SPL_OF_LIST)))
	463	.SECONDEXPANSION:
	464	$(SHRUNK_ARCH_DTB): $$(patsubst $(obj)/dts/%, arch/$(ARCH)/dts/%, $$@)
	465	$(call if_changed,fdtgrep)
	466
	467	MKIMAGEFLAGS_$(SPL_BIN).multidtb.fit = -f auto -A $(ARCH) -T firmware -C none -O u-boot \
	468	-n "Multi DTB fit image for $(SPL_BIN)" -E \
	469	$(patsubst %,-b %,$(SHRUNK_ARCH_DTB))
	470
	471	$(obj)/$(SPL_BIN).multidtb.fit: /dev/null $(SHRUNK_ARCH_DTB) FORCE
	472	$(call if_changed,mkimage)
8664ab7d VC	473	ifneq ($(SOURCE_DATE_EPOCH),)
	474	touch -d @$(SOURCE_DATE_EPOCH) $(obj)/$(SPL_BIN).multidtb.fit
	475	chmod 0600 $(obj)/$(SPL_BIN).multidtb.fit
	476	endif
2f57c951 JJH	477
	478	$(obj)/$(SPL_BIN).multidtb.fit.gz: $(obj)/$(SPL_BIN).multidtb.fit
	479	@gzip -kf9 $< > $@
	480
	481	$(obj)/$(SPL_BIN).multidtb.fit.lzo: $(obj)/$(SPL_BIN).multidtb.fit
	482	@lzop -f9 $< > $@
82f29fd5 LV	483
	484	ifdef CONFIG_ARCH_K3
	485	tispl.bin: $(obj)/u-boot-spl-nodtb.bin $(SHRUNK_ARCH_DTB) $(SPL_ITS) FORCE
	486	$(call if_changed,mkfitimage)
	487	endif