Makefile.spl 13 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 $(obj)/include/autoconf.mk
  20. KBUILD_CPPFLAGS += -DCONFIG_SPL_BUILD
  21. ifeq ($(CONFIG_TPL_BUILD),y)
  22. KBUILD_CPPFLAGS += -DCONFIG_TPL_BUILD
  23. endif
  24. ifeq ($(CONFIG_TPL_BUILD),y)
  25. SPL_BIN := u-boot-tpl
  26. else
  27. SPL_BIN := u-boot-spl
  28. endif
  29. ifdef CONFIG_SPL_BUILD
  30. SPL_ := SPL_
  31. ifeq ($(CONFIG_TPL_BUILD),y)
  32. SPL_TPL_ := TPL_
  33. else
  34. SPL_TPL_ := SPL_
  35. endif
  36. else
  37. SPL_ :=
  38. SPL_TPL_ :=
  39. endif
  40. ifeq ($(obj)$(CONFIG_SUPPORT_SPL),spl)
  41. $(error You cannot build SPL without enabling CONFIG_SUPPORT_SPL)
  42. endif
  43. ifeq ($(obj)$(CONFIG_SUPPORT_TPL),tpl)
  44. $(error You cannot build TPL without enabling CONFIG_SUPPORT_TPL)
  45. endif
  46. include $(srctree)/config.mk
  47. include $(srctree)/arch/$(ARCH)/Makefile
  48. include $(srctree)/scripts/Makefile.lib
  49. # Enable garbage collection of un-used sections for SPL
  50. KBUILD_CFLAGS += -ffunction-sections -fdata-sections
  51. LDFLAGS_FINAL += --gc-sections
  52. # FIX ME
  53. cpp_flags := $(KBUILD_CPPFLAGS) $(PLATFORM_CPPFLAGS) $(UBOOTINCLUDE) \
  54. $(NOSTDINC_FLAGS)
  55. c_flags := $(KBUILD_CFLAGS) $(cpp_flags)
  56. HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(srctree)/board/$(VENDOR)/common/Makefile),y,n)
  57. libs-y += $(if $(BOARDDIR),board/$(BOARDDIR)/)
  58. libs-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
  59. libs-$(CONFIG_SPL_FRAMEWORK) += common/spl/
  60. libs-y += common/init/
  61. # Special handling for a few options which support SPL/TPL
  62. ifeq ($(CONFIG_TPL_BUILD),y)
  63. libs-$(CONFIG_TPL_LIBCOMMON_SUPPORT) += common/ cmd/ env/
  64. libs-$(CONFIG_TPL_LIBGENERIC_SUPPORT) += lib/
  65. else
  66. libs-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/ cmd/ env/
  67. libs-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
  68. endif
  69. libs-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/
  70. libs-y += drivers/
  71. libs-$(CONFIG_SPL_USB_GADGET_SUPPORT) += drivers/usb/dwc3/
  72. libs-y += dts/
  73. libs-y += fs/
  74. libs-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/
  75. libs-$(CONFIG_SPL_NET_SUPPORT) += net/
  76. head-y := $(addprefix $(obj)/,$(head-y))
  77. libs-y := $(addprefix $(obj)/,$(libs-y))
  78. u-boot-spl-dirs := $(patsubst %/,%,$(filter %/, $(libs-y)))
  79. libs-y := $(patsubst %/, %/built-in.o, $(libs-y))
  80. # Add GCC lib
  81. ifeq ($(CONFIG_USE_PRIVATE_LIBGCC),y)
  82. PLATFORM_LIBGCC = arch/$(ARCH)/lib/lib.a
  83. PLATFORM_LIBS := $(filter-out %/lib.a, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC)
  84. endif
  85. u-boot-spl-init := $(head-y)
  86. u-boot-spl-main := $(libs-y)
  87. ifdef CONFIG_$(SPL_TPL_)OF_PLATDATA
  88. u-boot-spl-platdata := $(obj)/dts/dt-platdata.o
  89. endif
  90. # Linker Script
  91. # First test whether there's a linker-script for the specific stage defined...
  92. ifneq ($(CONFIG_$(SPL_TPL_)LDSCRIPT),)
  93. # need to strip off double quotes
  94. LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_$(SPL_TPL_)LDSCRIPT:"%"=%))
  95. else
  96. # ...then fall back to the generic SPL linker-script
  97. ifneq ($(CONFIG_SPL_LDSCRIPT),)
  98. # need to strip off double quotes
  99. LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_SPL_LDSCRIPT:"%"=%))
  100. endif
  101. endif
  102. ifeq ($(wildcard $(LDSCRIPT)),)
  103. LDSCRIPT := $(srctree)/board/$(BOARDDIR)/u-boot-spl.lds
  104. endif
  105. ifeq ($(wildcard $(LDSCRIPT)),)
  106. LDSCRIPT := $(srctree)/$(CPUDIR)/u-boot-spl.lds
  107. endif
  108. ifeq ($(wildcard $(LDSCRIPT)),)
  109. LDSCRIPT := $(srctree)/arch/$(ARCH)/cpu/u-boot-spl.lds
  110. endif
  111. ifeq ($(wildcard $(LDSCRIPT)),)
  112. $(error could not find linker script)
  113. endif
  114. # Special flags for CPP when processing the linker script.
  115. # Pass the version down so we can handle backwards compatibility
  116. # on the fly.
  117. LDPPFLAGS += \
  118. -include $(srctree)/include/u-boot/u-boot.lds.h \
  119. -include $(objtree)/include/config.h \
  120. -DCPUDIR=$(CPUDIR) \
  121. $(shell $(LD) --version | \
  122. sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
  123. MKIMAGEOUTPUT ?= /dev/null
  124. quiet_cmd_mkimage = MKIMAGE $@
  125. cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \
  126. >$(MKIMAGEOUTPUT) $(if $(KBUILD_VERBOSE:0=), && cat $(MKIMAGEOUTPUT))
  127. quiet_cmd_mkfitimage = MKIMAGE $@
  128. cmd_mkfitimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -f $(SPL_ITS) -E $@ \
  129. $(if $(KBUILD_VERBOSE:1=), MKIMAGEOUTPUT)
  130. MKIMAGEFLAGS_MLO = -T omapimage -a $(CONFIG_SPL_TEXT_BASE)
  131. MKIMAGEFLAGS_MLO.byteswap = -T omapimage -n byteswap -a $(CONFIG_SPL_TEXT_BASE)
  132. MLO MLO.byteswap: $(obj)/u-boot-spl.bin FORCE
  133. $(call if_changed,mkimage)
  134. ifeq ($(CONFIG_SYS_SOC),"at91")
  135. MKIMAGEFLAGS_boot.bin = -T atmelimage
  136. ifeq ($(CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER),y)
  137. MKIMAGEFLAGS_boot.bin += -n $(shell $(obj)/../tools/atmel_pmecc_params)
  138. boot.bin: $(obj)/../tools/atmel_pmecc_params
  139. endif
  140. boot.bin: $(obj)/u-boot-spl.bin FORCE
  141. $(call if_changed,mkimage)
  142. else
  143. ifdef CONFIG_ARCH_ZYNQ
  144. MKIMAGEFLAGS_boot.bin = -T zynqimage -R $(srctree)/$(CONFIG_BOOT_INIT_FILE)
  145. endif
  146. ifdef CONFIG_ARCH_ZYNQMP
  147. ifneq ($(CONFIG_PMUFW_INIT_FILE),"")
  148. spl/boot.bin: zynqmp-check-pmufw
  149. zynqmp-check-pmufw: FORCE
  150. ( cd $(srctree) && test -r $(CONFIG_PMUFW_INIT_FILE) ) \
  151. || ( echo "Cannot read $(CONFIG_PMUFW_INIT_FILE)" && false )
  152. endif
  153. MKIMAGEFLAGS_boot.bin = -T zynqmpimage -R $(srctree)/$(CONFIG_BOOT_INIT_FILE) \
  154. -n "$(shell cd $(srctree); readlink -f $(CONFIG_PMUFW_INIT_FILE))"
  155. endif
  156. spl/boot.bin: $(obj)/u-boot-spl.bin FORCE
  157. $(call if_changed,mkimage)
  158. endif
  159. ALL-y += $(obj)/$(SPL_BIN).bin
  160. ifdef CONFIG_SAMSUNG
  161. ALL-y += $(obj)/$(BOARD)-spl.bin
  162. endif
  163. ifdef CONFIG_ARCH_SOCFPGA
  164. ALL-y += $(obj)/$(SPL_BIN).sfp
  165. endif
  166. ifdef CONFIG_ARCH_SUNXI
  167. ALL-y += $(obj)/sunxi-spl.bin
  168. ifdef CONFIG_NAND_SUNXI
  169. ALL-y += $(obj)/sunxi-spl-with-ecc.bin
  170. endif
  171. endif
  172. ifeq ($(CONFIG_SYS_SOC),"at91")
  173. ALL-y += boot.bin
  174. endif
  175. ALL-$(CONFIG_SPL_X86_16BIT_INIT) += $(obj)/u-boot-x86-16bit-spl.bin
  176. ALL-$(CONFIG_ARCH_ZYNQ) += $(obj)/boot.bin
  177. ALL-$(CONFIG_ARCH_ZYNQMP) += $(obj)/boot.bin
  178. ALL-$(CONFIG_ARCH_MEDIATEK) += $(obj)/u-boot-spl-mtk.bin
  179. all: $(ALL-y)
  180. quiet_cmd_cat = CAT $@
  181. cmd_cat = cat $(filter-out $(PHONY), $^) > $@
  182. quiet_cmd_copy = COPY $@
  183. cmd_copy = cp $< $@
  184. ifneq ($(CONFIG_SPL_MULTI_DTB_FIT),y)
  185. FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).dtb
  186. else ifeq ($(CONFIG_SPL_MULTI_DTB_FIT_LZO),y)
  187. FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit.lzo
  188. else ifeq ($(CONFIG_SPL_MULTI_DTB_FIT_GZIP),y)
  189. FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit.gz
  190. else
  191. FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit
  192. endif
  193. ifeq ($(CONFIG_$(SPL_TPL_)OF_CONTROL)$(CONFIG_OF_SEPARATE)$(CONFIG_$(SPL_TPL_)OF_PLATDATA),yy)
  194. $(obj)/$(SPL_BIN)-dtb.bin: $(obj)/$(SPL_BIN)-nodtb.bin \
  195. $(if $(CONFIG_SPL_SEPARATE_BSS),,$(obj)/$(SPL_BIN)-pad.bin) \
  196. $(FINAL_DTB_CONTAINER) FORCE
  197. $(call if_changed,cat)
  198. $(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN)-dtb.bin FORCE
  199. $(call if_changed,copy)
  200. else
  201. $(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN)-nodtb.bin FORCE
  202. $(call if_changed,copy)
  203. endif
  204. # Create a file that pads from the end of u-boot-spl-nodtb.bin to bss_end
  205. $(obj)/$(SPL_BIN)-pad.bin: $(obj)/$(SPL_BIN)
  206. @bss_size_str=$(shell $(NM) $< | awk 'BEGIN {size = 0} /__bss_size/ {size = $$1} END {print "ibase=16; " toupper(size)}' | bc); \
  207. dd if=/dev/zero of=$@ bs=1 count=$${bss_size_str} 2>/dev/null;
  208. $(obj)/$(SPL_BIN).dtb: dts/dt-spl.dtb FORCE
  209. $(call if_changed,copy)
  210. pythonpath = PYTHONPATH=scripts/dtc/pylibfdt
  211. quiet_cmd_dtocc = DTOC C $@
  212. cmd_dtocc = $(pythonpath) $(srctree)/tools/dtoc/dtoc -d $(obj)/$(SPL_BIN).dtb -o $@ platdata
  213. quiet_cmd_dtoch = DTOC H $@
  214. cmd_dtoch = $(pythonpath) $(srctree)/tools/dtoc/dtoc -d $(obj)/$(SPL_BIN).dtb -o $@ struct
  215. quiet_cmd_plat = PLAT $@
  216. cmd_plat = $(CC) $(c_flags) -c $< -o $@
  217. $(obj)/dts/dt-platdata.o: $(obj)/dts/dt-platdata.c \
  218. include/generated/dt-structs-gen.h
  219. $(call if_changed,plat)
  220. PHONY += dts_dir
  221. dts_dir:
  222. $(shell [ -d $(obj)/dts ] || mkdir -p $(obj)/dts)
  223. include/generated/dt-structs-gen.h: $(obj)/$(SPL_BIN).dtb dts_dir FORCE
  224. $(call if_changed,dtoch)
  225. $(obj)/dts/dt-platdata.c: $(obj)/$(SPL_BIN).dtb dts_dir FORCE
  226. $(call if_changed,dtocc)
  227. ifdef CONFIG_SAMSUNG
  228. ifdef CONFIG_VAR_SIZE_SPL
  229. VAR_SIZE_PARAM = --vs
  230. else
  231. VAR_SIZE_PARAM =
  232. endif
  233. $(obj)/$(BOARD)-spl.bin: $(obj)/u-boot-spl.bin
  234. $(if $(wildcard $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl),\
  235. $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl,\
  236. $(objtree)/tools/mkexynosspl) $(VAR_SIZE_PARAM) $< $@
  237. endif
  238. quiet_cmd_objcopy = OBJCOPY $@
  239. cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@
  240. OBJCOPYFLAGS_$(SPL_BIN)-nodtb.bin = $(SPL_OBJCFLAGS) -O binary \
  241. $(if $(CONFIG_SPL_X86_16BIT_INIT),-R .start16 -R .resetvec)
  242. $(obj)/$(SPL_BIN)-nodtb.bin: $(obj)/$(SPL_BIN) FORCE
  243. $(call if_changed,objcopy)
  244. OBJCOPYFLAGS_u-boot-x86-16bit-spl.bin := -O binary -j .start16 -j .resetvec
  245. $(obj)/u-boot-x86-16bit-spl.bin: $(obj)/u-boot-spl FORCE
  246. $(call if_changed,objcopy)
  247. LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL)
  248. # Avoid 'Not enough room for program headers' error on binutils 2.28 onwards.
  249. LDFLAGS_$(SPL_BIN) += $(call ld-option, --no-dynamic-linker)
  250. # First try the best-match (i.e. SPL_TEXT_BASE for SPL, TPL_TEXT_BASE for TPL)
  251. ifneq ($(CONFIG_$(SPL_TPL_)TEXT_BASE),)
  252. LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_$(SPL_TPL_)TEXT_BASE)
  253. else
  254. # And then fall back to just testing for SPL_TEXT_BASE, even if in TPL mode
  255. ifneq ($(CONFIG_SPL_TEXT_BASE),)
  256. LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE)
  257. endif
  258. endif
  259. ifdef CONFIG_TARGET_SOCFPGA_ARRIA10
  260. MKIMAGEFLAGS_$(SPL_BIN).sfp = -T socfpgaimage_v1
  261. else
  262. MKIMAGEFLAGS_$(SPL_BIN).sfp = -T socfpgaimage
  263. endif
  264. $(obj)/$(SPL_BIN).sfp: $(obj)/$(SPL_BIN).bin FORCE
  265. $(call if_changed,mkimage)
  266. quiet_cmd_mksunxiboot = MKSUNXI $@
  267. cmd_mksunxiboot = $(objtree)/tools/mksunxiboot \
  268. --default-dt $(CONFIG_DEFAULT_DEVICE_TREE) $< $@
  269. $(obj)/sunxi-spl.bin: $(obj)/$(SPL_BIN).bin FORCE
  270. $(call if_changed,mksunxiboot)
  271. quiet_cmd_sunxi_spl_image_builder = SUNXI_SPL_IMAGE_BUILDER $@
  272. cmd_sunxi_spl_image_builder = $(objtree)/tools/sunxi-spl-image-builder \
  273. -c $(CONFIG_NAND_SUNXI_SPL_ECC_STRENGTH)/$(CONFIG_NAND_SUNXI_SPL_ECC_SIZE) \
  274. -p $(CONFIG_SYS_NAND_PAGE_SIZE) \
  275. -o $(CONFIG_SYS_NAND_OOBSIZE) \
  276. -u $(CONFIG_NAND_SUNXI_SPL_USABLE_PAGE_SIZE) \
  277. -e $(CONFIG_SYS_NAND_BLOCK_SIZE) \
  278. -s -b $< $@
  279. $(obj)/sunxi-spl-with-ecc.bin: $(obj)/sunxi-spl.bin
  280. $(call if_changed,sunxi_spl_image_builder)
  281. # MediaTek's specific SPL build
  282. MKIMAGEFLAGS_u-boot-spl-mtk.bin = -T mtk_image \
  283. -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) \
  284. -n "$(patsubst "%",%,$(CONFIG_MTK_BROM_HEADER_INFO))"
  285. $(obj)/u-boot-spl-mtk.bin: $(obj)/u-boot-spl.bin FORCE
  286. $(call if_changed,mkimage)
  287. # Rule to link u-boot-spl
  288. # May be overridden by arch/$(ARCH)/config.mk
  289. quiet_cmd_u-boot-spl ?= LD $@
  290. cmd_u-boot-spl ?= (cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
  291. $(patsubst $(obj)/%,%,$(u-boot-spl-init)) --start-group \
  292. $(patsubst $(obj)/%,%,$(u-boot-spl-main)) \
  293. $(patsubst $(obj)/%,%,$(u-boot-spl-platdata)) \
  294. --end-group \
  295. $(PLATFORM_LIBS) -Map $(SPL_BIN).map -o $(SPL_BIN))
  296. $(obj)/$(SPL_BIN): $(u-boot-spl-platdata) $(u-boot-spl-init) \
  297. $(u-boot-spl-main) $(obj)/u-boot-spl.lds FORCE
  298. $(call if_changed,u-boot-spl)
  299. $(sort $(u-boot-spl-init) $(u-boot-spl-main)): $(u-boot-spl-dirs) ;
  300. PHONY += $(u-boot-spl-dirs)
  301. $(u-boot-spl-dirs): $(u-boot-spl-platdata)
  302. $(Q)$(MAKE) $(build)=$@
  303. quiet_cmd_cpp_lds = LDS $@
  304. cmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
  305. -D__ASSEMBLY__ -x assembler-with-cpp -std=c99 -P -o $@ $<
  306. $(obj)/u-boot-spl.lds: $(LDSCRIPT) FORCE
  307. $(call if_changed_dep,cpp_lds)
  308. # read all saved command lines
  309. targets := $(wildcard $(sort $(targets)))
  310. cmd_files := $(wildcard $(obj)/.*.cmd $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd))
  311. ifneq ($(cmd_files),)
  312. $(cmd_files): ; # Do not try to update included dependency files
  313. include $(cmd_files)
  314. endif
  315. PHONY += FORCE
  316. FORCE:
  317. PHONY += dtbs
  318. dtbs:
  319. $(Q)$(MAKE) $(build)=dts dtbs
  320. # Declare the contents of the .PHONY variable as phony. We keep that
  321. # information in a variable so we can use it in if_changed and friends.
  322. .PHONY: $(PHONY)
  323. SHRUNK_ARCH_DTB = $(patsubst %,$(obj)/dts/%.dtb,$(subst ",,$(CONFIG_SPL_OF_LIST)))
  324. .SECONDEXPANSION:
  325. $(SHRUNK_ARCH_DTB): $$(patsubst $(obj)/dts/%, arch/$(ARCH)/dts/%, $$@)
  326. $(call if_changed,fdtgrep)
  327. MKIMAGEFLAGS_$(SPL_BIN).multidtb.fit = -f auto -A $(ARCH) -T firmware -C none -O u-boot \
  328. -n "Multi DTB fit image for $(SPL_BIN)" -E \
  329. $(patsubst %,-b %,$(SHRUNK_ARCH_DTB))
  330. $(obj)/$(SPL_BIN).multidtb.fit: /dev/null $(SHRUNK_ARCH_DTB) FORCE
  331. $(call if_changed,mkimage)
  332. ifneq ($(SOURCE_DATE_EPOCH),)
  333. touch -d @$(SOURCE_DATE_EPOCH) $(obj)/$(SPL_BIN).multidtb.fit
  334. chmod 0600 $(obj)/$(SPL_BIN).multidtb.fit
  335. endif
  336. $(obj)/$(SPL_BIN).multidtb.fit.gz: $(obj)/$(SPL_BIN).multidtb.fit
  337. @gzip -kf9 $< > $@
  338. $(obj)/$(SPL_BIN).multidtb.fit.lzo: $(obj)/$(SPL_BIN).multidtb.fit
  339. @lzop -f9 $< > $@
  340. ifdef CONFIG_ARCH_K3
  341. tispl.bin: $(obj)/u-boot-spl-nodtb.bin $(SHRUNK_ARCH_DTB) $(SPL_ITS) FORCE
  342. $(call if_changed,mkfitimage)
  343. endif