Merge tag 'video-for-v2021.04' of https://source.denx.de/u-boot/custodians/u-boot...
[platform/kernel/u-boot.git] / scripts / Makefile.spl
1 # SPDX-License-Identifier: GPL-2.0+
2 #
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>
12 # Based on top-level Makefile.
13 #
14
15 src := $(obj)
16
17 # Create output directory if not already present
18 _dummy := $(shell [ -d $(obj) ] || mkdir -p $(obj))
19
20 include $(srctree)/scripts/Kbuild.include
21
22 -include include/config/auto.conf
23 -include $(obj)/include/autoconf.mk
24
25 UBOOTINCLUDE := -I$(obj)/include $(UBOOTINCLUDE)
26
27 KBUILD_CPPFLAGS += -DCONFIG_SPL_BUILD
28 ifeq ($(CONFIG_TPL_BUILD),y)
29 KBUILD_CPPFLAGS += -DCONFIG_TPL_BUILD
30 endif
31
32 ifeq ($(CONFIG_TPL_BUILD),y)
33 SPL_BIN := u-boot-tpl
34 SPL_NAME := tpl
35 else
36 SPL_BIN := u-boot-spl
37 SPL_NAME := spl
38 endif
39
40 export SPL_NAME
41
42 ifdef CONFIG_SPL_BUILD
43 SPL_ := SPL_
44 ifeq ($(CONFIG_TPL_BUILD),y)
45 SPL_TPL_ := TPL_
46 else
47 SPL_TPL_ := SPL_
48 endif
49 else
50 SPL_ :=
51 SPL_TPL_ :=
52 endif
53
54 ifeq ($(obj)$(CONFIG_SUPPORT_SPL),spl)
55 $(error You cannot build SPL without enabling CONFIG_SUPPORT_SPL)
56 endif
57 ifeq ($(obj)$(CONFIG_SUPPORT_TPL),tpl)
58 $(error You cannot build TPL without enabling CONFIG_SUPPORT_TPL)
59 endif
60
61 include $(srctree)/config.mk
62 include $(srctree)/arch/$(ARCH)/Makefile
63
64 include $(srctree)/scripts/Makefile.lib
65
66 # Enable garbage collection of un-used sections for SPL
67 KBUILD_CFLAGS += -ffunction-sections -fdata-sections
68 LDFLAGS_FINAL += --gc-sections
69
70 # FIX ME
71 cpp_flags := $(KBUILD_CPPFLAGS) $(PLATFORM_CPPFLAGS) $(UBOOTINCLUDE) \
72                                                         $(NOSTDINC_FLAGS)
73 c_flags := $(KBUILD_CFLAGS) $(cpp_flags)
74
75 HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(srctree)/board/$(VENDOR)/common/Makefile),y,n)
76
77 libs-y += $(if $(BOARDDIR),board/$(BOARDDIR)/)
78 libs-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
79
80 ifeq ($(CONFIG_TPL_BUILD),y)
81 libs-$(CONFIG_TPL_FRAMEWORK) += common/spl/
82 else
83 libs-$(CONFIG_SPL_FRAMEWORK) += common/spl/
84 endif
85 libs-y += common/init/
86
87 # Special handling for a few options which support SPL/TPL
88 ifeq ($(CONFIG_TPL_BUILD),y)
89 libs-$(CONFIG_TPL_LIBCOMMON_SUPPORT) += common/ cmd/ env/
90 libs-$(CONFIG_TPL_LIBGENERIC_SUPPORT) += lib/
91 else
92 libs-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/ cmd/ env/
93 libs-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
94 ifdef CONFIG_SPL_FRAMEWORK
95 libs-$(CONFIG_PARTITIONS) += disk/
96 endif
97 endif
98
99 libs-y += drivers/
100 libs-$(CONFIG_SPL_USB_GADGET) += drivers/usb/dwc3/
101 libs-$(CONFIG_SPL_USB_GADGET) += drivers/usb/cdns3/
102 libs-y += dts/
103 libs-y += fs/
104 libs-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/
105 libs-$(CONFIG_SPL_NET_SUPPORT) += net/
106 libs-$(CONFIG_SPL_UNIT_TEST) += test/
107
108 head-y          := $(addprefix $(obj)/,$(head-y))
109 libs-y          := $(addprefix $(obj)/,$(libs-y))
110 u-boot-spl-dirs := $(patsubst %/,%,$(filter %/, $(libs-y)))
111
112 libs-y := $(patsubst %/, %/built-in.o, $(libs-y))
113
114 # Add GCC lib
115 ifeq ($(CONFIG_USE_PRIVATE_LIBGCC),y)
116 PLATFORM_LIBGCC = arch/$(ARCH)/lib/lib.a
117 PLATFORM_LIBS := $(filter-out %/lib.a, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC)
118 endif
119
120 u-boot-spl-init := $(head-y)
121 u-boot-spl-main := $(libs-y)
122 ifdef CONFIG_$(SPL_TPL_)OF_PLATDATA
123 u-boot-spl-platdata := $(obj)/dts/dt-plat.o
124 u-boot-spl-platdata_c := $(patsubst %.o,%.c,$(u-boot-spl-platdata))
125 endif
126
127 # Linker Script
128 # First test whether there's a linker-script for the specific stage defined...
129 ifneq ($(CONFIG_$(SPL_TPL_)LDSCRIPT),)
130 # need to strip off double quotes
131 LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_$(SPL_TPL_)LDSCRIPT:"%"=%))
132 else
133 # ...then fall back to the generic SPL linker-script
134 ifneq ($(CONFIG_SPL_LDSCRIPT),)
135 # need to strip off double quotes
136 LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_SPL_LDSCRIPT:"%"=%))
137 endif
138 endif
139
140 ifeq ($(wildcard $(LDSCRIPT)),)
141         LDSCRIPT := $(srctree)/board/$(BOARDDIR)/u-boot-spl.lds
142 endif
143 ifeq ($(wildcard $(LDSCRIPT)),)
144         LDSCRIPT := $(srctree)/$(CPUDIR)/u-boot-spl.lds
145 endif
146 ifeq ($(wildcard $(LDSCRIPT)),)
147         LDSCRIPT := $(srctree)/arch/$(ARCH)/cpu/u-boot-spl.lds
148 endif
149 ifeq ($(wildcard $(LDSCRIPT)),)
150 $(error could not find linker script)
151 endif
152
153 # Special flags for CPP when processing the linker script.
154 # Pass the version down so we can handle backwards compatibility
155 # on the fly.
156 LDPPFLAGS += \
157         -include $(srctree)/include/u-boot/u-boot.lds.h \
158         -include $(objtree)/include/config.h \
159         -DCPUDIR=$(CPUDIR) \
160         $(shell $(LD) --version | \
161           sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
162
163 # Turn various CONFIG symbols into IMAGE symbols for easy reuse of
164 # the scripts between SPL and TPL.
165 ifneq ($(CONFIG_$(SPL_TPL_)MAX_SIZE),)
166 LDPPFLAGS += -DIMAGE_MAX_SIZE=$(CONFIG_$(SPL_TPL_)MAX_SIZE)
167 endif
168 ifneq ($(CONFIG_$(SPL_TPL_)TEXT_BASE),)
169 LDPPFLAGS += -DIMAGE_TEXT_BASE=$(CONFIG_$(SPL_TPL_)TEXT_BASE)
170 endif
171
172 MKIMAGEOUTPUT ?= /dev/null
173
174 quiet_cmd_mkimage = MKIMAGE $@
175 cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \
176         >$(MKIMAGEOUTPUT) $(if $(KBUILD_VERBOSE:0=), && cat $(MKIMAGEOUTPUT))
177
178 quiet_cmd_mkfitimage = MKIMAGE $@
179 cmd_mkfitimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -f $(SPL_ITS) -E $@ \
180         $(if $(KBUILD_VERBOSE:1=), MKIMAGEOUTPUT)
181
182 MKIMAGEFLAGS_MLO = -T omapimage -a $(CONFIG_SPL_TEXT_BASE)
183
184 MKIMAGEFLAGS_MLO.byteswap = -T omapimage -n byteswap -a $(CONFIG_SPL_TEXT_BASE)
185
186 MLO MLO.byteswap: $(obj)/u-boot-spl.bin FORCE
187         $(call if_changed,mkimage)
188
189 ifeq ($(CONFIG_SYS_SOC),"at91")
190 MKIMAGEFLAGS_boot.bin = -T atmelimage
191
192 ifeq ($(CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER),y)
193 MKIMAGEFLAGS_boot.bin += -n $(shell $(obj)/../tools/atmel_pmecc_params)
194
195 $(obj)/boot.bin: $(obj)/../tools/atmel_pmecc_params
196 endif
197
198 $(obj)/boot.bin: $(obj)/u-boot-spl.bin FORCE
199         $(call if_changed,mkimage)
200 else
201 ifdef CONFIG_ARCH_ZYNQ
202 MKIMAGEFLAGS_boot.bin = -T zynqimage -R $(srctree)/$(CONFIG_BOOT_INIT_FILE)
203 endif
204 ifdef CONFIG_ARCH_ZYNQMP
205 ifneq ($(CONFIG_PMUFW_INIT_FILE),"")
206 spl/boot.bin: zynqmp-check-pmufw
207 zynqmp-check-pmufw: FORCE
208         ( cd $(srctree) && test -r $(CONFIG_PMUFW_INIT_FILE) ) \
209                 || ( echo "Cannot read $(CONFIG_PMUFW_INIT_FILE)" && false )
210 endif
211 MKIMAGEFLAGS_boot.bin = -T zynqmpimage -R $(srctree)/$(CONFIG_BOOT_INIT_FILE) \
212         -n "$(shell cd $(srctree); readlink -f $(CONFIG_PMUFW_INIT_FILE))"
213 endif
214
215 $(obj)/$(SPL_BIN)-align.bin: $(obj)/$(SPL_BIN).bin
216         @dd if=$< of=$@ conv=block,sync bs=4 2>/dev/null;
217
218 spl/boot.bin: $(obj)/$(SPL_BIN)-align.bin FORCE
219         $(call if_changed,mkimage)
220 endif
221
222 INPUTS-y        += $(obj)/$(SPL_BIN).bin $(obj)/$(SPL_BIN).sym
223
224 ifdef CONFIG_SAMSUNG
225 INPUTS-y        += $(obj)/$(BOARD)-spl.bin
226 endif
227
228 ifneq ($(CONFIG_TARGET_SOCFPGA_GEN5)$(CONFIG_TARGET_SOCFPGA_ARRIA10),)
229 INPUTS-y        += $(obj)/$(SPL_BIN).sfp
230 endif
231
232 INPUTS-$(CONFIG_TARGET_SOCFPGA_SOC64) += $(obj)/u-boot-spl-dtb.hex
233
234 ifdef CONFIG_ARCH_SUNXI
235 INPUTS-y        += $(obj)/sunxi-spl.bin
236
237 ifdef CONFIG_NAND_SUNXI
238 INPUTS-y        += $(obj)/sunxi-spl-with-ecc.bin
239 endif
240 endif
241
242 ifeq ($(CONFIG_SYS_SOC),"at91")
243 INPUTS-y        += $(obj)/boot.bin
244 endif
245
246 ifdef CONFIG_TPL_BUILD
247 INPUTS-$(CONFIG_TPL_X86_16BIT_INIT) += $(obj)/u-boot-x86-start16-tpl.bin \
248         $(obj)/u-boot-x86-reset16-tpl.bin
249 else
250 INPUTS-$(CONFIG_SPL_X86_16BIT_INIT) += $(obj)/u-boot-x86-start16-spl.bin \
251         $(obj)/u-boot-x86-reset16-spl.bin
252 endif
253
254 INPUTS-$(CONFIG_ARCH_ZYNQ)              += $(obj)/boot.bin
255 INPUTS-$(CONFIG_ARCH_ZYNQMP)    += $(obj)/boot.bin
256
257 INPUTS-$(CONFIG_ARCH_MEDIATEK)  += $(obj)/u-boot-spl-mtk.bin
258
259 all:    $(INPUTS-y)
260
261 quiet_cmd_cat = CAT     $@
262 cmd_cat = cat $(filter-out $(PHONY), $^) > $@
263
264 quiet_cmd_copy = COPY    $@
265       cmd_copy = cp $< $@
266
267 ifneq ($(CONFIG_SPL_MULTI_DTB_FIT),y)
268 FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).dtb
269 else ifeq ($(CONFIG_SPL_MULTI_DTB_FIT_LZO),y)
270 FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit.lzo
271 else ifeq ($(CONFIG_SPL_MULTI_DTB_FIT_GZIP),y)
272 FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit.gz
273 else
274 FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit
275 endif
276
277 # Build the .dtb file if:
278 #   - we are not using OF_PLATDATA
279 #   - we are using OF_CONTROL
280 #   - we have either OF_SEPARATE or OF_HOSTFILE
281 build_dtb :=
282 ifeq ($(CONFIG_$(SPL_TPL_)OF_PLATDATA),)
283 ifneq ($(CONFIG_$(SPL_TPL_)OF_CONTROL),)
284 ifeq ($(CONFIG_OF_SEPARATE)$(CONFIG_OF_HOSTFILE),y)
285 build_dtb := y
286 endif
287 endif
288 endif
289
290 ifneq ($(build_dtb),)
291 $(obj)/$(SPL_BIN)-dtb.bin: $(obj)/$(SPL_BIN)-nodtb.bin \
292                 $(if $(CONFIG_SPL_SEPARATE_BSS),,$(obj)/$(SPL_BIN)-pad.bin) \
293                 $(FINAL_DTB_CONTAINER)  FORCE
294         $(call if_changed,cat)
295
296 $(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN)-dtb.bin FORCE
297         $(call if_changed,copy)
298 else
299 $(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN)-nodtb.bin FORCE
300         $(call if_changed,copy)
301 endif
302
303 # Create a file that pads from the end of u-boot-spl-nodtb.bin to bss_end
304 $(obj)/$(SPL_BIN)-pad.bin: $(obj)/$(SPL_BIN)
305         @bss_size_str=$(shell $(NM) $< | awk 'BEGIN {size = 0} /__bss_size/ {size = $$1} END {print "ibase=16; " toupper(size)}' | bc); \
306         dd if=/dev/zero of=$@ bs=1 count=$${bss_size_str} 2>/dev/null;
307
308 $(obj)/$(SPL_BIN).dtb: $(obj)/dts/dt-$(SPL_NAME).dtb FORCE
309         $(call if_changed,copy)
310
311 pythonpath = PYTHONPATH=scripts/dtc/pylibfdt
312
313 DTOC_ARGS := $(pythonpath) $(srctree)/tools/dtoc/dtoc \
314         -d $(obj)/$(SPL_BIN).dtb
315
316 quiet_cmd_dtoc = DTOC    $@
317 cmd_dtoc = $(DTOC_ARGS) -c $(obj)/dts -C include/generated all
318
319 quiet_cmd_plat = PLAT    $@
320 cmd_plat = $(CC) $(c_flags) -c $< -o $(filter-out $(PHONY),$@)
321
322 targets += $(u-boot-spl-platdata)
323
324 $(obj)/dts/dt-%.o: $(obj)/dts/dt-%.c \
325                 include/generated/dt-structs-gen.h prepare FORCE
326         $(call if_changed,plat)
327
328 PHONY += dts_dir
329 dts_dir:
330         $(shell [ -d $(obj)/dts ] || mkdir -p $(obj)/dts)
331
332 include/generated/dt-structs-gen.h $(u-boot-spl-platdata_c) &: \
333                 $(obj)/$(SPL_BIN).dtb dts_dir FORCE
334         $(call if_changed,dtoc)
335
336 ifdef CONFIG_SAMSUNG
337 ifdef CONFIG_VAR_SIZE_SPL
338 VAR_SIZE_PARAM = --vs
339 else
340 VAR_SIZE_PARAM =
341 endif
342 $(obj)/$(BOARD)-spl.bin: $(obj)/u-boot-spl.bin
343         $(if $(wildcard $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl),\
344         $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl,\
345         $(objtree)/tools/mkexynosspl) $(VAR_SIZE_PARAM) $< $@
346 endif
347
348 quiet_cmd_objcopy = OBJCOPY $@
349 cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@
350
351 OBJCOPYFLAGS_$(SPL_BIN)-nodtb.bin = $(SPL_OBJCFLAGS) -O binary \
352                 $(if $(CONFIG_$(SPL_TPL_)X86_16BIT_INIT),-R .start16 -R .resetvec)
353
354 $(obj)/$(SPL_BIN)-nodtb.bin: $(obj)/$(SPL_BIN) FORCE
355         $(call if_changed,objcopy)
356
357 OBJCOPYFLAGS_u-boot-x86-start16-spl.bin := -O binary -j .start16
358 $(obj)/u-boot-x86-start16-spl.bin: $(obj)/u-boot-spl FORCE
359         $(call if_changed,objcopy)
360
361 OBJCOPYFLAGS_u-boot-x86-start16-tpl.bin := -O binary -j .start16
362 $(obj)/u-boot-x86-start16-tpl.bin: $(obj)/u-boot-tpl FORCE
363         $(call if_changed,objcopy)
364
365 OBJCOPYFLAGS_u-boot-x86-reset16-spl.bin := -O binary -j .resetvec
366 $(obj)/u-boot-x86-reset16-spl.bin: $(obj)/u-boot-spl FORCE
367         $(call if_changed,objcopy)
368
369 OBJCOPYFLAGS_u-boot-x86-reset16-tpl.bin := -O binary -j .resetvec
370 $(obj)/u-boot-x86-reset16-tpl.bin: $(obj)/u-boot-tpl FORCE
371         $(call if_changed,objcopy)
372
373 LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL)
374
375 # Avoid 'Not enough room for program headers' error on binutils 2.28 onwards.
376 LDFLAGS_$(SPL_BIN) += $(call ld-option, --no-dynamic-linker)
377
378 # Pick the best-match (i.e. SPL_TEXT_BASE for SPL, TPL_TEXT_BASE for TPL)
379 ifneq ($(CONFIG_$(SPL_TPL_)TEXT_BASE),)
380 LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_$(SPL_TPL_)TEXT_BASE)
381 endif
382
383 ifdef CONFIG_TARGET_SOCFPGA_ARRIA10
384 MKIMAGEFLAGS_$(SPL_BIN).sfp = -T socfpgaimage_v1
385 else
386 MKIMAGEFLAGS_$(SPL_BIN).sfp = -T socfpgaimage
387 endif
388 $(obj)/$(SPL_BIN).sfp: $(obj)/$(SPL_BIN).bin FORCE
389         $(call if_changed,mkimage)
390
391 MKIMAGEFLAGS_sunxi-spl.bin = -T sunxi_egon \
392         -n $(CONFIG_DEFAULT_DEVICE_TREE)
393
394 OBJCOPYFLAGS_u-boot-spl-dtb.hex := -I binary -O ihex --change-address=$(CONFIG_SPL_TEXT_BASE)
395
396 $(obj)/u-boot-spl-dtb.hex: $(obj)/u-boot-spl-dtb.bin FORCE
397         $(call if_changed,objcopy)
398
399 $(obj)/sunxi-spl.bin: $(obj)/$(SPL_BIN).bin FORCE
400         $(call if_changed,mkimage)
401
402 quiet_cmd_sunxi_spl_image_builder = SUNXI_SPL_IMAGE_BUILDER $@
403 cmd_sunxi_spl_image_builder = $(objtree)/tools/sunxi-spl-image-builder \
404                                 -c $(CONFIG_NAND_SUNXI_SPL_ECC_STRENGTH)/$(CONFIG_NAND_SUNXI_SPL_ECC_SIZE) \
405                                 -p $(CONFIG_SYS_NAND_PAGE_SIZE) \
406                                 -o $(CONFIG_SYS_NAND_OOBSIZE) \
407                                 -u $(CONFIG_NAND_SUNXI_SPL_USABLE_PAGE_SIZE) \
408                                 -e $(CONFIG_SYS_NAND_BLOCK_SIZE) \
409                                 -s -b $< $@
410 $(obj)/sunxi-spl-with-ecc.bin: $(obj)/sunxi-spl.bin
411         $(call if_changed,sunxi_spl_image_builder)
412
413
414 # MediaTek's specific SPL build
415 MKIMAGEFLAGS_u-boot-spl-mtk.bin = -T mtk_image \
416         -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) \
417         -n "$(patsubst "%",%,$(CONFIG_MTK_BROM_HEADER_INFO))"
418
419 $(obj)/u-boot-spl-mtk.bin: $(obj)/u-boot-spl.bin FORCE
420         $(call if_changed,mkimage)
421
422 quiet_cmd_sym ?= SYM     $@
423       cmd_sym ?= $(OBJDUMP) -t $< > $@
424 $(obj)/$(SPL_BIN).sym: $(obj)/$(SPL_BIN) FORCE
425         $(call if_changed,sym)
426
427 # Rule to link u-boot-spl
428 # May be overridden by arch/$(ARCH)/config.mk
429 quiet_cmd_u-boot-spl ?= LD      $@
430       cmd_u-boot-spl ?= (cd $(obj) && $(LD) $(KBUILD_LDFLAGS) $(LDFLAGS_$(@F)) \
431                        $(patsubst $(obj)/%,%,$(u-boot-spl-init)) --start-group \
432                        $(patsubst $(obj)/%,%,$(u-boot-spl-main))  \
433                        $(patsubst $(obj)/%,%,$(u-boot-spl-platdata)) \
434                        --end-group \
435                        $(PLATFORM_LIBS) -Map $(SPL_BIN).map -o $(SPL_BIN))
436
437 $(obj)/$(SPL_BIN): $(u-boot-spl-platdata) $(u-boot-spl-init) \
438                 $(u-boot-spl-main) $(obj)/u-boot-spl.lds FORCE
439         $(call if_changed,u-boot-spl)
440
441 $(sort $(u-boot-spl-init) $(u-boot-spl-main)): $(u-boot-spl-dirs) ;
442
443 PHONY += $(u-boot-spl-dirs)
444 $(u-boot-spl-dirs): $(u-boot-spl-platdata) prepare
445         $(Q)$(MAKE) $(build)=$@
446
447 PHONY += prepare
448 prepare:
449         $(Q)$(MAKE) $(build)=$(obj)/.
450
451 quiet_cmd_cpp_lds = LDS     $@
452 cmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
453                 -D__ASSEMBLY__ -x assembler-with-cpp -std=c99 -P -o $@ $<
454
455 $(obj)/u-boot-spl.lds: $(LDSCRIPT) FORCE
456         $(call if_changed_dep,cpp_lds)
457
458 # read all saved command lines
459
460 targets := $(wildcard $(sort $(targets)))
461 cmd_files := $(wildcard $(obj)/.*.cmd $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd))
462
463 ifneq ($(cmd_files),)
464   $(cmd_files): ;       # Do not try to update included dependency files
465   include $(cmd_files)
466 endif
467
468 PHONY += FORCE
469 FORCE:
470
471 $(obj)/dts/dt-$(SPL_NAME).dtb: dts/dt.dtb
472         $(Q)$(MAKE) $(build)=$(obj)/dts spl_dtbs
473
474 # Declare the contents of the .PHONY variable as phony.  We keep that
475 # information in a variable so we can use it in if_changed and friends.
476 .PHONY: $(PHONY)
477
478 SPL_OF_LIST_TARGETS = $(patsubst %,dts/%.dtb,$(subst ",,$(CONFIG_SPL_OF_LIST)))
479 SHRUNK_ARCH_DTB = $(addprefix $(obj)/,$(SPL_OF_LIST_TARGETS))
480 .SECONDEXPANSION:
481 $(SHRUNK_ARCH_DTB): $$(patsubst $(obj)/dts/%, arch/$(ARCH)/dts/%, $$@) dts_dir
482         $(call if_changed,fdtgrep)
483
484 targets += $(SPL_OF_LIST_TARGETS)
485
486 MKIMAGEFLAGS_$(SPL_BIN).multidtb.fit = -f auto -A $(ARCH) -T firmware -C none -O u-boot \
487         -n "Multi DTB fit image for $(SPL_BIN)" -E \
488         $(patsubst %,-b %,$(SHRUNK_ARCH_DTB))
489
490 $(obj)/$(SPL_BIN).multidtb.fit: /dev/null $(SHRUNK_ARCH_DTB) FORCE
491         $(call if_changed,mkimage)
492 ifneq ($(SOURCE_DATE_EPOCH),)
493         touch -d @$(SOURCE_DATE_EPOCH) $(obj)/$(SPL_BIN).multidtb.fit
494         chmod 0600 $(obj)/$(SPL_BIN).multidtb.fit
495 endif
496
497 $(obj)/$(SPL_BIN).multidtb.fit.gz: $(obj)/$(SPL_BIN).multidtb.fit
498         @gzip -kf9 $< > $@
499
500 $(obj)/$(SPL_BIN).multidtb.fit.lzo: $(obj)/$(SPL_BIN).multidtb.fit
501         @lzop -f9 $< > $@
502
503 ifdef CONFIG_ARCH_K3
504 tispl.bin: $(obj)/u-boot-spl-nodtb.bin $(SHRUNK_ARCH_DTB) $(SPL_ITS) FORCE
505         $(call if_changed,mkfitimage)
506 endif