Makefile.spl 15 KB

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