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

#
# (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]>
#
# SPDX-License-Identifier:	GPL-2.0+
#
# 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

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

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

# 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/

libs-$(CONFIG_SPL_FRAMEWORK) += common/spl/
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/
libs-$(CONFIG_TPL_LIBGENERIC_SUPPORT) += lib/
else
libs-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/ cmd/
libs-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
endif

libs-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/
libs-y += drivers/
libs-$(CONFIG_SPL_USB_GADGET_SUPPORT) += drivers/usb/dwc3/
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_OF_PLATDATA
u-boot-spl-platdata := $(obj)/dts/dt-platdata.o
endif

# Linker Script
ifdef CONFIG_SPL_LDSCRIPT
# need to strip off double quotes
LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_SPL_LDSCRIPT:"%"=%))
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')

MKIMAGEOUTPUT ?= /dev/null

quiet_cmd_mkimage = MKIMAGE $@
cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \
	$(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)

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

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
MKIMAGEFLAGS_boot.bin = -T zynqmpimage -R $(srctree)/$(CONFIG_BOOT_INIT_FILE)
endif

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

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

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

ifdef CONFIG_ARCH_SOCFPGA
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	+= boot.bin
endif

ALL-$(CONFIG_SPL_X86_16BIT_INIT) += $(obj)/u-boot-x86-16bit-spl.bin

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

all:	$(ALL-y)

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

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

ifeq ($(CONFIG_SPL_OF_CONTROL)$(CONFIG_OF_SEPARATE)$(CONFIG_SPL_OF_PLATDATA),yy)
$(obj)/$(SPL_BIN)-dtb.bin: $(obj)/$(SPL_BIN)-nodtb.bin \
		$(if $(CONFIG_SPL_SEPARATE_BSS),,$(obj)/$(SPL_BIN)-pad.bin) \
		$(obj)/$(SPL_BIN).dtb 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;

# Pass the original device tree file through fdtgrep twice. The first pass
# removes any unwanted nodes (i.e. those which don't have the
# 'u-boot,dm-pre-reloc' property and thus are not needed by SPL. The second
# pass removes various unused properties from the remaining nodes.
# The output is typically a much smaller device tree file.
ifeq ($(CONFIG_TPL_BUILD),y)
fdtgrep_props := -b u-boot,dm-pre-reloc -b u-boot,dm-tpl
else
fdtgrep_props := -b u-boot,dm-pre-reloc -b u-boot,dm-spl
endif
quiet_cmd_fdtgrep = FDTGREP $@
      cmd_fdtgrep = $(objtree)/tools/fdtgrep $(fdtgrep_props) -RT $< \
		-n /chosen -n /config -O dtb | \
	$(objtree)/tools/fdtgrep -r -O dtb - -o $@ \
		$(addprefix -P ,$(subst $\",,$(CONFIG_OF_SPL_REMOVE_PROPS)))

$(obj)/$(SPL_BIN).dtb: dts/dt.dtb $(objtree)/tools/fdtgrep FORCE
	$(call if_changed,fdtgrep)

pythonpath = PYTHONPATH=tools

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 $@

$(obj)/dts/dt-platdata.o: $(obj)/dts/dt-platdata.c include/generated/dt-structs.h
	$(call if_changed,plat)

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

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

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

dtoc: #$(objtree)/tools/_libfdt.so

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_X86_16BIT_INIT),-R .start16 -R .resetvec)

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

OBJCOPYFLAGS_u-boot-x86-16bit-spl.bin := -O binary -j .start16 -j .resetvec
$(obj)/u-boot-x86-16bit-spl.bin: $(obj)/u-boot-spl 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)

ifneq ($(CONFIG_SPL_TEXT_BASE),)
LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE)
endif

MKIMAGEFLAGS_$(SPL_BIN).sfp = -T socfpgaimage
$(obj)/$(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)

# 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) $(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)
	$(Q)$(MAKE) $(build)=$@

quiet_cmd_cpp_lds = LDS     $@
cmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
		-D__ASSEMBLY__ -x assembler-with-cpp -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:

# 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)
Commit	Line	Data
6a11cf48 DS	1	#
	2	# (C) Copyright 2000-2011
	3	# Wolfgang Denk, DENX Software Engineering, [email protected].
	4	#
	5	# (C) Copyright 2011
	6	# Daniel Schwierzeck, [email protected].
	7	#
	8	# (C) Copyright 2011
	9	# Texas Instruments Incorporated - http://www.ti.com/
	10	# Aneesh V <[email protected]>
	11	#
1a459660	12	# SPDX-License-Identifier: GPL-2.0+
6a11cf48 DS	13	#
	14	# Based on top-level Makefile.
	15	#
	16
9e414032 MY	17	src := $(obj)
	18
	19	# Create output directory if not already present
	20	_dummy := $(shell [ -d $(obj) ] \|\| mkdir -p $(obj))
	21
bf4b3de1 MY	22	include $(srctree)/scripts/Kbuild.include
bf4b3de1 MY	23
e02ee254	24	-include include/config/auto.conf
51148790	25	-include $(obj)/include/autoconf.mk
e0d5d9f8	26
e02ee254 MY	27	KBUILD_CPPFLAGS += -DCONFIG_SPL_BUILD
	28	ifeq ($(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
4379ac61	50	include $(srctree)/config.mk
e19db555	51	include $(srctree)/arch/$(ARCH)/Makefile
6a11cf48	52
026f9cf2 MY	53	# Enable garbage collection of un-used sections for SPL
	54	KBUILD_CFLAGS += -ffunction-sections -fdata-sections
	55	LDFLAGS_FINAL += --gc-sections
	56
5fe6301a	57	# FIX ME
026f9cf2 MY	58	cpp_flags := $(KBUILD_CPPFLAGS) $(PLATFORM_CPPFLAGS) $(UBOOTINCLUDE) \
026f9cf2 MY	59	$(NOSTDINC_FLAGS)
dbbe2e64	60	c_flags := $(KBUILD_CFLAGS) $(cpp_flags)
5fe6301a	61
01286329	62	HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(srctree)/board/$(VENDOR)/common/Makefile),y,n)
6a11cf48	63
bf69d664	64	libs-y += $(if $(BOARDDIR),board/$(BOARDDIR)/)
656de6b8 MY	65	libs-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
	66
	67	libs-$(CONFIG_SPL_FRAMEWORK) += common/spl/
af6bbd4d	68	libs-y += common/init/
76f1f388 SG	69
	70	# Special handling for a few options which support SPL/TPL
	71	ifeq ($(CONFIG_TPL_BUILD),y)
	72	libs-$(CONFIG_TPL_LIBCOMMON_SUPPORT) += common/ cmd/
	73	libs-$(CONFIG_TPL_LIBGENERIC_SUPPORT) += lib/
	74	else
72a8cf8d	75	libs-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/ cmd/
76f1f388 SG	76	libs-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
	77	endif
	78
656de6b8	79	libs-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/
d6c2ac5b	80	libs-y += drivers/
e94793c8	81	libs-$(CONFIG_SPL_USB_GADGET_SUPPORT) += drivers/usb/dwc3/
8d7a2b83	82	libs-y += dts/
656de6b8	83	libs-y += fs/
656de6b8 MY	84	libs-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/
656de6b8 MY	85	libs-$(CONFIG_SPL_NET_SUPPORT) += net/
efcc6096	86
656de6b8 MY	87	head-y := $(addprefix $(obj)/,$(head-y))
	88	libs-y := $(addprefix $(obj)/,$(libs-y))
	89	u-boot-spl-dirs := $(patsubst %/,%,$(filter %/, $(libs-y)))
	90
	91	libs-y := $(patsubst %/, %/built-in.o, $(libs-y))
e2906a59	92
660e98f2	93	# Add GCC lib
cd2e46cb	94	ifeq ($(CONFIG_USE_PRIVATE_LIBGCC),y)
a86cf89c	95	PLATFORM_LIBGCC = arch/$(ARCH)/lib/lib.a
6445262c	96	PLATFORM_LIBS := $(filter-out %/lib.a, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC)
660e98f2 AM	97	endif
660e98f2 AM	98
656de6b8 MY	99	u-boot-spl-init := $(head-y)
656de6b8 MY	100	u-boot-spl-main := $(libs-y)
dbbe2e64 SG	101	ifdef CONFIG_SPL_OF_PLATDATA
	102	u-boot-spl-platdata := $(obj)/dts/dt-platdata.o
	103	endif
6a11cf48 DS	104
	105	# Linker Script
	106	ifdef CONFIG_SPL_LDSCRIPT
	107	# need to strip off double quotes
01286329	108	LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_SPL_LDSCRIPT:"%"=%))
6a11cf48 DS	109	endif
	110
	111	ifeq ($(wildcard $(LDSCRIPT)),)
4379ac61	112	LDSCRIPT := $(srctree)/board/$(BOARDDIR)/u-boot-spl.lds
6a11cf48 DS	113	endif
6a11cf48 DS	114	ifeq ($(wildcard $(LDSCRIPT)),)
4379ac61	115	LDSCRIPT := $(srctree)/$(CPUDIR)/u-boot-spl.lds
6a11cf48	116	endif
ee60197e	117	ifeq ($(wildcard $(LDSCRIPT)),)
4379ac61	118	LDSCRIPT := $(srctree)/arch/$(ARCH)/cpu/u-boot-spl.lds
ee60197e	119	endif
6a11cf48 DS	120	ifeq ($(wildcard $(LDSCRIPT)),)
	121	$(error could not find linker script)
	122	endif
	123
	124	# Special flags for CPP when processing the linker script.
	125	# Pass the version down so we can handle backwards compatibility
	126	# on the fly.
	127	LDPPFLAGS += \
4379ac61	128	-include $(srctree)/include/u-boot/u-boot.lds.h \
5ee828ca	129	-include $(objtree)/include/config.h \
7e6403a6	130	-DCPUDIR=$(CPUDIR) \
6a11cf48 DS	131	$(shell $(LD) --version \| \
	132	sed -ne 's/GNU ld version \([0-9][0-9]\)\.\([0-9][0-9]\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
	133
1f6a6648 SE	134	MKIMAGEOUTPUT ?= /dev/null
1f6a6648 SE	135
b97241b3	136	quiet_cmd_mkimage = MKIMAGE $@
9bf215b0	137	cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \
1f6a6648	138	$(if $(KBUILD_VERBOSE:1=), >$(MKIMAGEOUTPUT))
79b9ebb7	139
9bf215b0 MY	140	MKIMAGEFLAGS_MLO = -T omapimage -a $(CONFIG_SPL_TEXT_BASE)
	141
	142	MKIMAGEFLAGS_MLO.byteswap = -T omapimage -n byteswap -a $(CONFIG_SPL_TEXT_BASE)
	143
514ec438	144	MLO MLO.byteswap: $(obj)/u-boot-spl.bin FORCE
9bf215b0	145	$(call if_changed,mkimage)
3decb14a	146
08598d6e	147	ifeq ($(CONFIG_SYS_SOC),"at91")
5c390a5b AB	148	MKIMAGEFLAGS_boot.bin = -T atmelimage
	149
	150	ifeq ($(CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER),y)
	151	MKIMAGEFLAGS_boot.bin += -n $(shell $(obj)/../tools/atmel_pmecc_params)
	152
	153	boot.bin: $(obj)/../tools/atmel_pmecc_params
	154	endif
	155
514ec438	156	boot.bin: $(obj)/u-boot-spl.bin FORCE
5c390a5b	157	$(call if_changed,mkimage)
08598d6e	158	else
d9b58b30	159	ifdef CONFIG_ARCH_ZYNQ
3b646080	160	MKIMAGEFLAGS_boot.bin = -T zynqimage -R $(srctree)/$(CONFIG_BOOT_INIT_FILE)
d9b58b30 MS	161	endif
d9b58b30 MS	162	ifdef CONFIG_ARCH_ZYNQMP
3b646080	163	MKIMAGEFLAGS_boot.bin = -T zynqmpimage -R $(srctree)/$(CONFIG_BOOT_INIT_FILE)
d9b58b30	164	endif
08598d6e	165
514ec438	166	spl/boot.bin: $(obj)/u-boot-spl.bin FORCE
08598d6e NR	167	$(call if_changed,mkimage)
08598d6e NR	168	endif
5c390a5b	169
e19b0fb4	170	ALL-y += $(obj)/$(SPL_BIN).bin
6a11cf48	171
98a48c5d	172	ifdef CONFIG_SAMSUNG
9e414032	173	ALL-y += $(obj)/$(BOARD)-spl.bin
98a48c5d CK	174	endif
98a48c5d CK	175
333b7209	176	ifdef CONFIG_ARCH_SOCFPGA
bd7dc388	177	ALL-y += $(obj)/$(SPL_BIN).sfp
333b7209 MV	178	endif
333b7209 MV	179
aec9a0f1	180	ifdef CONFIG_ARCH_SUNXI
50827a59	181	ALL-y += $(obj)/sunxi-spl.bin
d2fdcc76 MR	182
	183	ifdef CONFIG_NAND_SUNXI
	184	ALL-y += $(obj)/sunxi-spl-with-ecc.bin
	185	endif
50827a59	186	endif
50827a59	187
c001486d HS	188	ifeq ($(CONFIG_SYS_SOC),"at91")
	189	ALL-y += boot.bin
	190	endif
	191
84547b4e SG	192	ALL-$(CONFIG_SPL_X86_16BIT_INIT) += $(obj)/u-boot-x86-16bit-spl.bin
84547b4e SG	193
1a6a6e9a MS	194	ALL-$(CONFIG_ARCH_ZYNQ) += $(obj)/boot.bin
1a6a6e9a MS	195	ALL-$(CONFIG_ARCH_ZYNQMP) += $(obj)/boot.bin
d9b58b30	196
6a11cf48 DS	197	all: $(ALL-y)
6a11cf48 DS	198
fa78e0a3 SG	199	quiet_cmd_cat = CAT $@
	200	cmd_cat = cat $(filter-out $(PHONY), $^) > $@
	201
03c25bcd SG	202	quiet_cmd_copy = COPY $@
	203	cmd_copy = cp $< $@
	204
d22199b1	205	ifeq ($(CONFIG_SPL_OF_CONTROL)$(CONFIG_OF_SEPARATE)$(CONFIG_SPL_OF_PLATDATA),yy)
0ec28e02 SG	206	$(obj)/$(SPL_BIN)-dtb.bin: $(obj)/$(SPL_BIN)-nodtb.bin \
0ec28e02 SG	207	$(if $(CONFIG_SPL_SEPARATE_BSS),,$(obj)/$(SPL_BIN)-pad.bin) \
fa78e0a3 SG	208	$(obj)/$(SPL_BIN).dtb FORCE
	209	$(call if_changed,cat)
	210
03c25bcd SG	211	$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN)-dtb.bin FORCE
	212	$(call if_changed,copy)
	213	else
	214	$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN)-nodtb.bin FORCE
	215	$(call if_changed,copy)
	216	endif
	217
	218	# Create a file that pads from the end of u-boot-spl-nodtb.bin to bss_end
fa78e0a3 SG	219	$(obj)/$(SPL_BIN)-pad.bin: $(obj)/$(SPL_BIN)
	220	@bss_size_str=$(shell $(NM) $< \| awk 'BEGIN {size = 0} /__bss_size/ {size = $$1} END {print "ibase=16; " toupper(size)}' \| bc); \
	221	dd if=/dev/zero of=$@ bs=1 count=$${bss_size_str} 2>/dev/null;
	222
	223	# Pass the original device tree file through fdtgrep twice. The first pass
	224	# removes any unwanted nodes (i.e. those which don't have the
	225	# 'u-boot,dm-pre-reloc' property and thus are not needed by SPL. The second
	226	# pass removes various unused properties from the remaining nodes.
	227	# The output is typically a much smaller device tree file.
27326c7e HS	228	ifeq ($(CONFIG_TPL_BUILD),y)
	229	fdtgrep_props := -b u-boot,dm-pre-reloc -b u-boot,dm-tpl
	230	else
	231	fdtgrep_props := -b u-boot,dm-pre-reloc -b u-boot,dm-spl
	232	endif
fa78e0a3	233	quiet_cmd_fdtgrep = FDTGREP $@
27326c7e	234	cmd_fdtgrep = $(objtree)/tools/fdtgrep $(fdtgrep_props) -RT $< \
e938ef1f	235	-n /chosen -n /config -O dtb \| \
fa78e0a3 SG	236	$(objtree)/tools/fdtgrep -r -O dtb - -o $@ \
	237	$(addprefix -P ,$(subst $\",,$(CONFIG_OF_SPL_REMOVE_PROPS)))
	238
35b78678 MY	239	$(obj)/$(SPL_BIN).dtb: dts/dt.dtb $(objtree)/tools/fdtgrep FORCE
35b78678 MY	240	$(call if_changed,fdtgrep)
fa78e0a3	241
dbbe2e64 SG	242	pythonpath = PYTHONPATH=tools
	243
	244	quiet_cmd_dtocc = DTOC C $@
	245	cmd_dtocc = $(pythonpath) $(srctree)/tools/dtoc/dtoc -d $(obj)/$(SPL_BIN).dtb -o $@ platdata
	246
	247	quiet_cmd_dtoch = DTOC H $@
	248	cmd_dtoch = $(pythonpath) $(srctree)/tools/dtoc/dtoc -d $(obj)/$(SPL_BIN).dtb -o $@ struct
	249
	250	quiet_cmd_plat = PLAT $@
	251	cmd_plat = $(CC) $(c_flags) -c $< -o $@
	252
	253	$(obj)/dts/dt-platdata.o: $(obj)/dts/dt-platdata.c include/generated/dt-structs.h
	254	$(call if_changed,plat)
	255
	256	PHONY += dts_dir
	257	dts_dir:
	258	$(shell [ -d $(obj)/dts ] \|\| mkdir -p $(obj)/dts)
	259
	260	include/generated/dt-structs.h: $(obj)/$(SPL_BIN).dtb dts_dir dtoc
	261	$(call if_changed,dtoch)
	262
	263	$(obj)/dts/dt-platdata.c: $(obj)/$(SPL_BIN).dtb dts_dir dtoc
	264	$(call if_changed,dtocc)
	265
	266	dtoc: #$(objtree)/tools/_libfdt.so
	267
98a48c5d	268	ifdef CONFIG_SAMSUNG
0fcac1ab RS	269	ifdef CONFIG_VAR_SIZE_SPL
	270	VAR_SIZE_PARAM = --vs
	271	else
	272	VAR_SIZE_PARAM =
	273	endif
9e414032	274	$(obj)/$(BOARD)-spl.bin: $(obj)/u-boot-spl.bin
5ee828ca MY	275	$(if $(wildcard $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl),\
	276	$(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl,\
	277	$(objtree)/tools/mkexynosspl) $(VAR_SIZE_PARAM) $< $@
98a48c5d CK	278	endif
98a48c5d CK	279
f9c235fd MY	280	quiet_cmd_objcopy = OBJCOPY $@
	281	cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@
	282
84547b4e SG	283	OBJCOPYFLAGS_$(SPL_BIN)-nodtb.bin = $(SPL_OBJCFLAGS) -O binary \
84547b4e SG	284	$(if $(CONFIG_SPL_X86_16BIT_INIT),-R .start16 -R .resetvec)
f9c235fd	285
03c25bcd	286	$(obj)/$(SPL_BIN)-nodtb.bin: $(obj)/$(SPL_BIN) FORCE
f9c235fd	287	$(call if_changed,objcopy)
6a11cf48	288
84547b4e SG	289	OBJCOPYFLAGS_u-boot-x86-16bit-spl.bin := -O binary -j .start16 -j .resetvec
	290	$(obj)/u-boot-x86-16bit-spl.bin: $(obj)/u-boot-spl FORCE
	291	$(call if_changed,objcopy)
	292
9e414032	293	LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL)
e391b1e6 JS	294
	295	# Avoid 'Not enough room for program headers' error on binutils 2.28 onwards.
	296	LDFLAGS_$(SPL_BIN) += $(call ld-option, --no-dynamic-linker)
	297
e0d5d9f8 MY	298	ifneq ($(CONFIG_SPL_TEXT_BASE),)
	299	LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE)
	300	endif
	301
bd7dc388 SG	302	MKIMAGEFLAGS_$(SPL_BIN).sfp = -T socfpgaimage
bd7dc388 SG	303	$(obj)/$(SPL_BIN).sfp: $(obj)/$(SPL_BIN).bin FORCE
333b7209	304	$(call if_changed,mkimage)
333b7209	305
50827a59	306	quiet_cmd_mksunxiboot = MKSUNXI $@
7f0ef5a9 SS	307	cmd_mksunxiboot = $(objtree)/tools/mksunxiboot \
7f0ef5a9 SS	308	--default-dt $(CONFIG_DEFAULT_DEVICE_TREE) $< $@
514ec438	309	$(obj)/sunxi-spl.bin: $(obj)/$(SPL_BIN).bin FORCE
50827a59	310	$(call if_changed,mksunxiboot)
50827a59	311
d2fdcc76 MR	312	quiet_cmd_sunxi_spl_image_builder = SUNXI_SPL_IMAGE_BUILDER $@
	313	cmd_sunxi_spl_image_builder = $(objtree)/tools/sunxi-spl-image-builder \
	314	-c $(CONFIG_NAND_SUNXI_SPL_ECC_STRENGTH)/$(CONFIG_NAND_SUNXI_SPL_ECC_SIZE) \
	315	-p $(CONFIG_SYS_NAND_PAGE_SIZE) \
	316	-o $(CONFIG_SYS_NAND_OOBSIZE) \
	317	-u $(CONFIG_NAND_SUNXI_SPL_USABLE_PAGE_SIZE) \
	318	-e $(CONFIG_SYS_NAND_BLOCK_SIZE) \
	319	-s -b $< $@
	320	$(obj)/sunxi-spl-with-ecc.bin: $(obj)/sunxi-spl.bin
	321	$(call if_changed,sunxi_spl_image_builder)
	322
72a7e076 SG	323	# Rule to link u-boot-spl
	324	# May be overridden by arch/$(ARCH)/config.mk
	325	quiet_cmd_u-boot-spl ?= LD $@
	326	cmd_u-boot-spl ?= (cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
656de6b8	327	$(patsubst $(obj)/%,%,$(u-boot-spl-init)) --start-group \
dbbe2e64 SG	328	$(patsubst $(obj)/%,%,$(u-boot-spl-main)) \
	329	$(patsubst $(obj)/%,%,$(u-boot-spl-platdata)) \
	330	--end-group \
9adb6d24	331	$(PLATFORM_LIBS) -Map $(SPL_BIN).map -o $(SPL_BIN))
6a11cf48	332
dbbe2e64 SG	333	$(obj)/$(SPL_BIN): $(u-boot-spl-platdata) $(u-boot-spl-init) \
dbbe2e64 SG	334	$(u-boot-spl-main) $(obj)/u-boot-spl.lds FORCE
9adb6d24	335	$(call if_changed,u-boot-spl)
6a11cf48	336
656de6b8	337	$(sort $(u-boot-spl-init) $(u-boot-spl-main)): $(u-boot-spl-dirs) ;
6a11cf48	338
656de6b8	339	PHONY += $(u-boot-spl-dirs)
dbbe2e64	340	$(u-boot-spl-dirs): $(u-boot-spl-platdata)
656de6b8	341	$(Q)$(MAKE) $(build)=$@
6a11cf48	342
04a34c96	343	quiet_cmd_cpp_lds = LDS $@
395e60cd MY	344	cmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
395e60cd MY	345	-D__ASSEMBLY__ -x assembler-with-cpp -P -o $@ $<
04a34c96	346
6825a95b	347	$(obj)/u-boot-spl.lds: $(LDSCRIPT) FORCE
395e60cd	348	$(call if_changed_dep,cpp_lds)
6a11cf48	349
f9c235fd MY	350	# read all saved command lines
	351
	352	targets := $(wildcard $(sort $(targets)))
	353	cmd_files := $(wildcard $(obj)/.*.cmd $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd))
	354
	355	ifneq ($(cmd_files),)
	356	$(cmd_files): ; # Do not try to update included dependency files
	357	include $(cmd_files)
	358	endif
	359
6825a95b MY	360	PHONY += FORCE
	361	FORCE:
	362
	363	# Declare the contents of the .PHONY variable as phony. We keep that
	364	# information in a variable so we can use it in if_changed and friends.
	365	.PHONY: $(PHONY)