Makefile 20 KB

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  1. #
  2. # SPDX-License-Identifier: BSD-2-Clause
  3. #
  4. # Copyright (c) 2019 Western Digital Corporation or its affiliates.
  5. #
  6. # Authors:
  7. # Anup Patel <anup.patel@wdc.com>
  8. #
  9. # Select Make Options:
  10. # o Do not use make's built-in rules
  11. # o Do not print "Entering directory ...";
  12. MAKEFLAGS += -r --no-print-directory
  13. # Readlink -f requires GNU readlink
  14. ifeq ($(shell uname -s),Darwin)
  15. READLINK ?= greadlink
  16. else
  17. READLINK ?= readlink
  18. endif
  19. # Find out source, build, and install directories
  20. src_dir=$(CURDIR)
  21. ifdef O
  22. build_dir=$(shell $(READLINK) -f $(O))
  23. else
  24. build_dir=$(CURDIR)/build
  25. endif
  26. ifeq ($(build_dir),$(CURDIR))
  27. $(error Build directory is same as source directory.)
  28. endif
  29. install_root_dir_default=$(CURDIR)/install
  30. ifdef I
  31. install_root_dir=$(shell $(READLINK) -f $(I))
  32. else
  33. install_root_dir=$(install_root_dir_default)/usr
  34. endif
  35. ifeq ($(install_root_dir),$(CURDIR))
  36. $(error Install root directory is same as source directory.)
  37. endif
  38. ifeq ($(install_root_dir),$(build_dir))
  39. $(error Install root directory is same as build directory.)
  40. endif
  41. ifdef PLATFORM_DIR
  42. platform_dir_path=$(shell $(READLINK) -f $(PLATFORM_DIR))
  43. ifdef PLATFORM
  44. platform_parent_dir=$(platform_dir_path)
  45. else
  46. PLATFORM=$(shell basename $(platform_dir_path))
  47. platform_parent_dir=$(subst $(PLATFORM),,$(platform_dir_path))
  48. endif
  49. else
  50. platform_parent_dir=$(src_dir)/platform
  51. endif
  52. # Check if verbosity is ON for build process
  53. CMD_PREFIX_DEFAULT := @
  54. ifeq ($(V), 1)
  55. CMD_PREFIX :=
  56. else
  57. CMD_PREFIX := $(CMD_PREFIX_DEFAULT)
  58. endif
  59. # Setup path of directories
  60. export platform_subdir=$(PLATFORM)
  61. export platform_src_dir=$(platform_parent_dir)/$(platform_subdir)
  62. export platform_build_dir=$(build_dir)/platform/$(platform_subdir)
  63. export include_dir=$(CURDIR)/include
  64. export libsbi_dir=$(CURDIR)/lib/sbi
  65. export libsbiutils_dir=$(CURDIR)/lib/utils
  66. export firmware_dir=$(CURDIR)/firmware
  67. # Find library version
  68. OPENSBI_VERSION_MAJOR=`grep "define OPENSBI_VERSION_MAJOR" $(include_dir)/sbi/sbi_version.h | sed 's/.*MAJOR.*\([0-9][0-9]*\)/\1/'`
  69. OPENSBI_VERSION_MINOR=`grep "define OPENSBI_VERSION_MINOR" $(include_dir)/sbi/sbi_version.h | sed 's/.*MINOR.*\([0-9][0-9]*\)/\1/'`
  70. OPENSBI_VERSION_GIT=$(shell if [ -d $(src_dir)/.git ]; then git describe 2> /dev/null; fi)
  71. # Setup compilation commands
  72. ifneq ($(LLVM),)
  73. CC = clang
  74. AR = llvm-ar
  75. LD = ld.lld
  76. OBJCOPY = llvm-objcopy
  77. else
  78. ifdef CROSS_COMPILE
  79. CC = $(CROSS_COMPILE)gcc
  80. AR = $(CROSS_COMPILE)ar
  81. LD = $(CROSS_COMPILE)ld
  82. OBJCOPY = $(CROSS_COMPILE)objcopy
  83. else
  84. CC ?= gcc
  85. AR ?= ar
  86. LD ?= ld
  87. OBJCOPY ?= objcopy
  88. endif
  89. endif
  90. CPP = $(CC) -E
  91. AS = $(CC)
  92. DTC = dtc
  93. ifneq ($(shell $(CC) --version 2>&1 | head -n 1 | grep clang),)
  94. CC_IS_CLANG = y
  95. else
  96. CC_IS_CLANG = n
  97. endif
  98. ifneq ($(shell $(LD) --version 2>&1 | head -n 1 | grep LLD),)
  99. LD_IS_LLD = y
  100. else
  101. LD_IS_LLD = n
  102. endif
  103. ifeq ($(CC_IS_CLANG),y)
  104. ifneq ($(CROSS_COMPILE),)
  105. CLANG_TARGET = --target=$(notdir $(CROSS_COMPILE:%-=%))
  106. endif
  107. endif
  108. # Guess the compiler's XLEN
  109. OPENSBI_CC_XLEN := $(shell TMP=`$(CC) $(CLANG_TARGET) -dumpmachine | sed 's/riscv\([0-9][0-9]\).*/\1/'`; echo $${TMP})
  110. # Guess the compiler's ABI and ISA
  111. ifneq ($(CC_IS_CLANG),y)
  112. OPENSBI_CC_ABI := $(shell TMP=`$(CC) -v 2>&1 | sed -n 's/.*\(with\-abi=\([a-zA-Z0-9]*\)\).*/\2/p'`; echo $${TMP})
  113. OPENSBI_CC_ISA := $(shell TMP=`$(CC) -v 2>&1 | sed -n 's/.*\(with\-arch=\([a-zA-Z0-9]*\)\).*/\2/p'`; echo $${TMP})
  114. endif
  115. # Setup platform XLEN
  116. ifndef PLATFORM_RISCV_XLEN
  117. ifeq ($(OPENSBI_CC_XLEN), 32)
  118. PLATFORM_RISCV_XLEN = 32
  119. else
  120. PLATFORM_RISCV_XLEN = 64
  121. endif
  122. endif
  123. ifeq ($(CC_IS_CLANG),y)
  124. ifeq ($(CROSS_COMPILE),)
  125. CLANG_TARGET = --target=riscv$(PLATFORM_RISCV_XLEN)-unknown-elf
  126. endif
  127. endif
  128. ifeq ($(LD_IS_LLD),y)
  129. RELAX_FLAG = -mno-relax
  130. USE_LD_FLAG = -fuse-ld=lld
  131. else
  132. USE_LD_FLAG = -fuse-ld=bfd
  133. endif
  134. # Check whether the linker supports creating PIEs
  135. OPENSBI_LD_PIE := $(shell $(CC) $(CLANG_TARGET) $(RELAX_FLAG) $(USE_LD_FLAG) -fPIE -nostdlib -Wl,-pie -x c /dev/null -o /dev/null >/dev/null 2>&1 && echo y || echo n)
  136. # Build Info:
  137. # OPENSBI_BUILD_TIME_STAMP -- the compilation time stamp
  138. # OPENSBI_BUILD_COMPILER_VERSION -- the compiler version info
  139. BUILD_INFO ?= n
  140. ifeq ($(BUILD_INFO),y)
  141. OPENSBI_BUILD_DATE_FMT = +%Y-%m-%d %H:%M:%S %z
  142. ifdef SOURCE_DATE_EPOCH
  143. OPENSBI_BUILD_TIME_STAMP ?= $(shell date -u -d "@$(SOURCE_DATE_EPOCH)" \
  144. "$(OPENSBI_BUILD_DATE_FMT)" 2>/dev/null || \
  145. date -u -r "$(SOURCE_DATE_EPOCH)" \
  146. "$(OPENSBI_BUILD_DATE_FMT)" 2>/dev/null || \
  147. date -u "$(OPENSBI_BUILD_DATE_FMT)")
  148. else
  149. OPENSBI_BUILD_TIME_STAMP ?= $(shell date "$(OPENSBI_BUILD_DATE_FMT)")
  150. endif
  151. OPENSBI_BUILD_COMPILER_VERSION=$(shell $(CC) -v 2>&1 | grep ' version ' | \
  152. sed 's/[[:space:]]*$$//')
  153. endif
  154. # Setup list of objects.mk files
  155. ifdef PLATFORM
  156. platform-object-mks=$(shell if [ -d $(platform_src_dir)/ ]; then find $(platform_src_dir) -iname "objects.mk" | sort -r; fi)
  157. endif
  158. libsbi-object-mks=$(shell if [ -d $(libsbi_dir) ]; then find $(libsbi_dir) -iname "objects.mk" | sort -r; fi)
  159. libsbiutils-object-mks=$(shell if [ -d $(libsbiutils_dir) ]; then find $(libsbiutils_dir) -iname "objects.mk" | sort -r; fi)
  160. firmware-object-mks=$(shell if [ -d $(firmware_dir) ]; then find $(firmware_dir) -iname "objects.mk" | sort -r; fi)
  161. # Include platform specifig config.mk
  162. ifdef PLATFORM
  163. include $(platform_src_dir)/config.mk
  164. endif
  165. # Include all object.mk files
  166. ifdef PLATFORM
  167. include $(platform-object-mks)
  168. endif
  169. include $(libsbi-object-mks)
  170. include $(libsbiutils-object-mks)
  171. include $(firmware-object-mks)
  172. # Setup list of objects
  173. libsbi-objs-path-y=$(foreach obj,$(libsbi-objs-y),$(build_dir)/lib/sbi/$(obj))
  174. libsbiutils-objs-path-y=$(foreach obj,$(libsbiutils-objs-y),$(build_dir)/lib/utils/$(obj))
  175. ifdef PLATFORM
  176. platform-objs-path-y=$(foreach obj,$(platform-objs-y),$(platform_build_dir)/$(obj))
  177. firmware-bins-path-y=$(foreach bin,$(firmware-bins-y),$(platform_build_dir)/firmware/$(bin))
  178. endif
  179. firmware-elfs-path-y=$(firmware-bins-path-y:.bin=.elf)
  180. firmware-objs-path-y=$(firmware-bins-path-y:.bin=.o)
  181. # Setup list of deps files for objects
  182. deps-y=$(platform-objs-path-y:.o=.dep)
  183. deps-y+=$(libsbi-objs-path-y:.o=.dep)
  184. deps-y+=$(libsbiutils-objs-path-y:.o=.dep)
  185. deps-y+=$(firmware-objs-path-y:.o=.dep)
  186. # Setup platform ABI, ISA and Code Model
  187. ifndef PLATFORM_RISCV_ABI
  188. ifneq ($(PLATFORM_RISCV_TOOLCHAIN_DEFAULT), 1)
  189. ifeq ($(PLATFORM_RISCV_XLEN), 32)
  190. PLATFORM_RISCV_ABI = ilp$(PLATFORM_RISCV_XLEN)
  191. else
  192. PLATFORM_RISCV_ABI = lp$(PLATFORM_RISCV_XLEN)
  193. endif
  194. else
  195. PLATFORM_RISCV_ABI = $(OPENSBI_CC_ABI)
  196. endif
  197. endif
  198. ifndef PLATFORM_RISCV_ISA
  199. ifneq ($(PLATFORM_RISCV_TOOLCHAIN_DEFAULT), 1)
  200. PLATFORM_RISCV_ISA = rv$(PLATFORM_RISCV_XLEN)imafdc
  201. else
  202. PLATFORM_RISCV_ISA = $(OPENSBI_CC_ISA)
  203. endif
  204. endif
  205. ifndef PLATFORM_RISCV_CODE_MODEL
  206. PLATFORM_RISCV_CODE_MODEL = medany
  207. endif
  208. # Setup install directories
  209. ifdef INSTALL_INCLUDE_PATH
  210. install_include_path=$(INSTALL_INCLUDE_PATH)
  211. else
  212. install_include_path=include
  213. endif
  214. ifdef INSTALL_LIB_PATH
  215. install_lib_path=$(INSTALL_LIB_PATH)
  216. else
  217. ifneq ($(origin INSTALL_LIB_SUBDIR), undefined)
  218. install_lib_subdir=$(INSTALL_LIB_SUBDIR)
  219. else
  220. install_lib_subdir=$(PLATFORM_RISCV_ABI)
  221. endif
  222. install_lib_path=lib$(subst 32,,$(PLATFORM_RISCV_XLEN))/$(install_lib_subdir)
  223. endif
  224. ifdef INSTALL_FIRMWARE_PATH
  225. install_firmware_path=$(INSTALL_FIRMWARE_PATH)
  226. else
  227. install_firmware_path=share/opensbi/$(PLATFORM_RISCV_ABI)
  228. endif
  229. ifdef INSTALL_DOCS_PATH
  230. install_docs_path=$(INSTALL_DOCS_PATH)
  231. else
  232. install_docs_path=share/opensbi/docs
  233. endif
  234. # Setup compilation commands flags
  235. ifeq ($(CC_IS_CLANG),y)
  236. GENFLAGS += $(CLANG_TARGET)
  237. GENFLAGS += -Wno-unused-command-line-argument
  238. endif
  239. GENFLAGS += -I$(platform_src_dir)/include
  240. GENFLAGS += -I$(include_dir)
  241. ifneq ($(OPENSBI_VERSION_GIT),)
  242. GENFLAGS += -DOPENSBI_VERSION_GIT="\"$(OPENSBI_VERSION_GIT)\""
  243. endif
  244. ifeq ($(BUILD_INFO),y)
  245. GENFLAGS += -DOPENSBI_BUILD_TIME_STAMP="\"$(OPENSBI_BUILD_TIME_STAMP)\""
  246. GENFLAGS += -DOPENSBI_BUILD_COMPILER_VERSION="\"$(OPENSBI_BUILD_COMPILER_VERSION)\""
  247. endif
  248. GENFLAGS += $(libsbiutils-genflags-y)
  249. GENFLAGS += $(platform-genflags-y)
  250. GENFLAGS += $(firmware-genflags-y)
  251. CFLAGS = -g -Wall -Werror -ffreestanding -nostdlib -fno-stack-protector -fno-strict-aliasing -O2
  252. CFLAGS += -fno-omit-frame-pointer -fno-optimize-sibling-calls -mstrict-align
  253. # CLANG-10 (or lower) does not support -m(no-)save-restore option
  254. ifneq ($(CC_IS_CLANG),y)
  255. CFLAGS += -mno-save-restore
  256. endif
  257. CFLAGS += -mabi=$(PLATFORM_RISCV_ABI) -march=$(PLATFORM_RISCV_ISA)
  258. CFLAGS += -mcmodel=$(PLATFORM_RISCV_CODE_MODEL)
  259. CFLAGS += $(RELAX_FLAG)
  260. CFLAGS += $(GENFLAGS)
  261. CFLAGS += $(platform-cflags-y)
  262. CFLAGS += -fno-pie -no-pie
  263. CFLAGS += $(firmware-cflags-y)
  264. CPPFLAGS += $(GENFLAGS)
  265. CPPFLAGS += $(platform-cppflags-y)
  266. CPPFLAGS += $(firmware-cppflags-y)
  267. ASFLAGS = -g -Wall -nostdlib
  268. ASFLAGS += -fno-omit-frame-pointer -fno-optimize-sibling-calls -mstrict-align
  269. # CLANG-10 (or lower) does not support -m(no-)save-restore option
  270. ifneq ($(CC_IS_CLANG),y)
  271. ASFLAGS += -mno-save-restore
  272. endif
  273. ASFLAGS += -mabi=$(PLATFORM_RISCV_ABI) -march=$(PLATFORM_RISCV_ISA)
  274. ASFLAGS += -mcmodel=$(PLATFORM_RISCV_CODE_MODEL)
  275. ASFLAGS += $(RELAX_FLAG)
  276. ifneq ($(CC_IS_CLANG),y)
  277. ifneq ($(RELAX_FLAG),)
  278. ASFLAGS += -Wa,$(RELAX_FLAG)
  279. endif
  280. endif
  281. ASFLAGS += $(GENFLAGS)
  282. ASFLAGS += $(platform-asflags-y)
  283. ASFLAGS += $(firmware-asflags-y)
  284. ARFLAGS = rcs
  285. ELFFLAGS += $(USE_LD_FLAG)
  286. ELFFLAGS += -Wl,--build-id=none -Wl,-N
  287. ELFFLAGS += $(platform-ldflags-y)
  288. ELFFLAGS += $(firmware-ldflags-y)
  289. MERGEFLAGS += -r
  290. ifeq ($(LD_IS_LLD),y)
  291. MERGEFLAGS += -b elf
  292. else
  293. MERGEFLAGS += -b elf$(PLATFORM_RISCV_XLEN)-littleriscv
  294. endif
  295. MERGEFLAGS += -m elf$(PLATFORM_RISCV_XLEN)lriscv
  296. DTSCPPFLAGS = $(CPPFLAGS) -nostdinc -nostdlib -fno-builtin -D__DTS__ -x assembler-with-cpp
  297. # Setup functions for compilation
  298. define dynamic_flags
  299. -I$(shell dirname $(2)) -D__OBJNAME__=$(subst -,_,$(shell basename $(1) .o))
  300. endef
  301. merge_objs = $(CMD_PREFIX)mkdir -p `dirname $(1)`; \
  302. echo " MERGE $(subst $(build_dir)/,,$(1))"; \
  303. $(LD) $(MERGEFLAGS) $(2) -o $(1)
  304. merge_deps = $(CMD_PREFIX)mkdir -p `dirname $(1)`; \
  305. echo " MERGE-DEP $(subst $(build_dir)/,,$(1))"; \
  306. cat $(2) > $(1)
  307. copy_file = $(CMD_PREFIX)mkdir -p `dirname $(1)`; \
  308. echo " COPY $(subst $(build_dir)/,,$(1))"; \
  309. cp -f $(2) $(1)
  310. inst_file = $(CMD_PREFIX)mkdir -p `dirname $(1)`; \
  311. echo " INSTALL $(subst $(install_root_dir)/,,$(1))"; \
  312. cp -f $(2) $(1)
  313. inst_file_list = $(CMD_PREFIX)if [ ! -z "$(4)" ]; then \
  314. mkdir -p $(1)/$(3); \
  315. for file in $(4) ; do \
  316. rel_file=`echo $$file | sed -e 's@$(2)/$(subst $(install_firmware_path),platform,$(3))@@'`; \
  317. dest_file=$(1)"/"$(3)"/"`echo $$rel_file`; \
  318. dest_dir=`dirname $$dest_file`; \
  319. echo " INSTALL "$(3)"/"`echo $$rel_file`; \
  320. mkdir -p $$dest_dir; \
  321. cp -f $$file $$dest_file; \
  322. done \
  323. fi
  324. inst_header_dir = $(CMD_PREFIX)mkdir -p $(1); \
  325. echo " INSTALL $(subst $(install_root_dir)/,,$(1))"; \
  326. cp -rf $(2) $(1)
  327. compile_cpp = $(CMD_PREFIX)mkdir -p `dirname $(1)`; \
  328. echo " CPP $(subst $(build_dir)/,,$(1))"; \
  329. $(CPP) $(CPPFLAGS) -x c $(2) | grep -v "\#" > $(1)
  330. compile_cc_dep = $(CMD_PREFIX)mkdir -p `dirname $(1)`; \
  331. echo " CC-DEP $(subst $(build_dir)/,,$(1))"; \
  332. printf %s `dirname $(1)`/ > $(1) && \
  333. $(CC) $(CFLAGS) $(call dynamic_flags,$(1),$(2)) \
  334. -MM $(2) >> $(1) || rm -f $(1)
  335. compile_cc = $(CMD_PREFIX)mkdir -p `dirname $(1)`; \
  336. echo " CC $(subst $(build_dir)/,,$(1))"; \
  337. $(CC) $(CFLAGS) $(call dynamic_flags,$(1),$(2)) -c $(2) -o $(1)
  338. compile_as_dep = $(CMD_PREFIX)mkdir -p `dirname $(1)`; \
  339. echo " AS-DEP $(subst $(build_dir)/,,$(1))"; \
  340. printf %s `dirname $(1)`/ > $(1) && \
  341. $(AS) $(ASFLAGS) $(call dynamic_flags,$(1),$(2)) \
  342. -MM $(2) >> $(1) || rm -f $(1)
  343. compile_as = $(CMD_PREFIX)mkdir -p `dirname $(1)`; \
  344. echo " AS $(subst $(build_dir)/,,$(1))"; \
  345. $(AS) $(ASFLAGS) $(call dynamic_flags,$(1),$(2)) -c $(2) -o $(1)
  346. compile_elf = $(CMD_PREFIX)mkdir -p `dirname $(1)`; \
  347. echo " ELF $(subst $(build_dir)/,,$(1))"; \
  348. $(CC) $(CFLAGS) $(3) $(ELFFLAGS) -Wl,-T$(2) -o $(1)
  349. compile_ar = $(CMD_PREFIX)mkdir -p `dirname $(1)`; \
  350. echo " AR $(subst $(build_dir)/,,$(1))"; \
  351. $(AR) $(ARFLAGS) $(1) $(2)
  352. compile_objcopy = $(CMD_PREFIX)mkdir -p `dirname $(1)`; \
  353. echo " OBJCOPY $(subst $(build_dir)/,,$(1))"; \
  354. $(OBJCOPY) -S -O binary $(2) $(1)
  355. compile_dts = $(CMD_PREFIX)mkdir -p `dirname $(1)`; \
  356. echo " DTC $(subst $(build_dir)/,,$(1))"; \
  357. $(CPP) $(DTSCPPFLAGS) $(2) | $(DTC) -O dtb -i `dirname $(2)` -o $(1)
  358. compile_d2c = $(CMD_PREFIX)mkdir -p `dirname $(1)`; \
  359. echo " D2C $(subst $(build_dir)/,,$(1))"; \
  360. $(if $($(2)-varalign-$(3)),$(eval D2C_ALIGN_BYTES := $($(2)-varalign-$(3))),$(eval D2C_ALIGN_BYTES := $(4))) \
  361. $(if $($(2)-varprefix-$(3)),$(eval D2C_NAME_PREFIX := $($(2)-varprefix-$(3))),$(eval D2C_NAME_PREFIX := $(5))) \
  362. $(if $($(2)-padding-$(3)),$(eval D2C_PADDING_BYTES := $($(2)-padding-$(3))),$(eval D2C_PADDING_BYTES := 0)) \
  363. $(src_dir)/scripts/d2c.sh -i $(6) -a $(D2C_ALIGN_BYTES) -p $(D2C_NAME_PREFIX) -t $(D2C_PADDING_BYTES) > $(1)
  364. compile_gen_dep = $(CMD_PREFIX)mkdir -p `dirname $(1)`; \
  365. echo " GEN-DEP $(subst $(build_dir)/,,$(1))"; \
  366. echo "$(1:.dep=$(2)): $(3)" >> $(1)
  367. targets-y = $(build_dir)/lib/libsbi.a
  368. targets-y += $(build_dir)/lib/libsbiutils.a
  369. ifdef PLATFORM
  370. targets-y += $(platform_build_dir)/lib/libplatsbi.a
  371. endif
  372. targets-y += $(firmware-bins-path-y)
  373. # Default rule "make" should always be first rule
  374. .PHONY: all
  375. all: $(targets-y)
  376. # Preserve all intermediate files
  377. .SECONDARY:
  378. $(build_dir)/lib/libsbi.a: $(libsbi-objs-path-y)
  379. $(call compile_ar,$@,$^)
  380. $(build_dir)/lib/libsbiutils.a: $(libsbi-objs-path-y) $(libsbiutils-objs-path-y)
  381. $(call compile_ar,$@,$^)
  382. $(platform_build_dir)/lib/libplatsbi.a: $(libsbi-objs-path-y) $(libsbiutils-objs-path-y) $(platform-objs-path-y)
  383. $(call compile_ar,$@,$^)
  384. $(build_dir)/%.dep: $(src_dir)/%.c
  385. $(call compile_cc_dep,$@,$<)
  386. $(build_dir)/%.o: $(src_dir)/%.c
  387. $(call compile_cc,$@,$<)
  388. ifeq ($(BUILD_INFO),y)
  389. $(build_dir)/lib/sbi/sbi_init.o: $(libsbi_dir)/sbi_init.c FORCE
  390. $(call compile_cc,$@,$<)
  391. endif
  392. $(build_dir)/%.dep: $(src_dir)/%.S
  393. $(call compile_as_dep,$@,$<)
  394. $(build_dir)/%.o: $(src_dir)/%.S
  395. $(call compile_as,$@,$<)
  396. $(platform_build_dir)/%.bin: $(platform_build_dir)/%.elf
  397. $(call compile_objcopy,$@,$<)
  398. $(platform_build_dir)/%.elf: $(platform_build_dir)/%.o $(platform_build_dir)/%.elf.ld $(platform_build_dir)/lib/libplatsbi.a
  399. $(call compile_elf,$@,$@.ld,$< $(platform_build_dir)/lib/libplatsbi.a)
  400. $(platform_build_dir)/%.ld: $(src_dir)/%.ldS
  401. $(call compile_cpp,$@,$<)
  402. $(platform_build_dir)/%.dep: $(platform_src_dir)/%.c
  403. $(call compile_cc_dep,$@,$<)
  404. $(platform_build_dir)/%.o: $(platform_src_dir)/%.c
  405. $(call compile_cc,$@,$<)
  406. $(platform_build_dir)/%.o: $(platform_build_dir)/%.c
  407. $(call compile_cc,$@,$<)
  408. $(platform_build_dir)/%.dep: $(platform_src_dir)/%.S
  409. $(call compile_as_dep,$@,$<)
  410. $(platform_build_dir)/%.o: $(platform_src_dir)/%.S
  411. $(call compile_as,$@,$<)
  412. $(platform_build_dir)/%.dep: $(platform_src_dir)/%.dts
  413. $(call compile_gen_dep,$@,.dtb,$<)
  414. $(call compile_gen_dep,$@,.c,$(@:.dep=.dtb))
  415. $(call compile_gen_dep,$@,.o,$(@:.dep=.c))
  416. $(platform_build_dir)/%.c: $(platform_build_dir)/%.dtb
  417. $(call compile_d2c,$@,platform,$(subst .dtb,.o,$(subst /,-,$(subst $(platform_build_dir)/,,$<))),16,dt,$<)
  418. $(platform_build_dir)/%.dtb: $(platform_src_dir)/%.dts
  419. $(call compile_dts,$@,$<)
  420. $(platform_build_dir)/%.dep: $(src_dir)/%.c
  421. $(call compile_cc_dep,$@,$<)
  422. $(platform_build_dir)/%.o: $(src_dir)/%.c
  423. $(call compile_cc,$@,$<)
  424. $(platform_build_dir)/%.dep: $(src_dir)/%.S
  425. $(call compile_as_dep,$@,$<)
  426. $(platform_build_dir)/%.o: $(src_dir)/%.S
  427. $(call compile_as,$@,$<)
  428. # Rule for "make docs"
  429. $(build_dir)/docs/latex/refman.pdf: $(build_dir)/docs/latex/refman.tex
  430. $(CMD_PREFIX)mkdir -p $(build_dir)/docs
  431. $(CMD_PREFIX)$(MAKE) -C $(build_dir)/docs/latex
  432. $(build_dir)/docs/latex/refman.tex: $(build_dir)/docs/doxygen.cfg
  433. $(CMD_PREFIX)mkdir -p $(build_dir)/docs
  434. $(CMD_PREFIX)doxygen $(build_dir)/docs/doxygen.cfg
  435. $(build_dir)/docs/doxygen.cfg: $(src_dir)/docs/doxygen.cfg
  436. $(CMD_PREFIX)mkdir -p $(build_dir)/docs
  437. $(CMD_PREFIX)cat docs/doxygen.cfg | sed -e "s#@@SRC_DIR@@#$(src_dir)#" -e "s#@@BUILD_DIR@@#$(build_dir)#" -e "s#@@OPENSBI_MAJOR@@#$(OPENSBI_VERSION_MAJOR)#" -e "s#@@OPENSBI_MINOR@@#$(OPENSBI_VERSION_MINOR)#" > $(build_dir)/docs/doxygen.cfg
  438. .PHONY: docs
  439. docs: $(build_dir)/docs/latex/refman.pdf
  440. # Dependency files should only be included after default Makefile rules
  441. # They should not be included for any "xxxconfig" or "xxxclean" rule
  442. all-deps-1 = $(if $(findstring config,$(MAKECMDGOALS)),,$(deps-y))
  443. all-deps-2 = $(if $(findstring clean,$(MAKECMDGOALS)),,$(all-deps-1))
  444. -include $(all-deps-2)
  445. # Include external dependency of firmwares after default Makefile rules
  446. include $(src_dir)/firmware/external_deps.mk
  447. # Convenient "make run" command for emulated platforms
  448. .PHONY: run
  449. run: all
  450. ifneq ($(platform-runcmd),)
  451. $(platform-runcmd) $(RUN_ARGS)
  452. else
  453. ifdef PLATFORM
  454. @echo "Platform $(PLATFORM) doesn't specify a run command"
  455. @false
  456. else
  457. @echo Run command only available when targeting a platform
  458. @false
  459. endif
  460. endif
  461. install_targets-y = install_libsbi
  462. install_targets-y += install_libsbiutils
  463. ifdef PLATFORM
  464. install_targets-y += install_libplatsbi
  465. install_targets-y += install_firmwares
  466. endif
  467. # Rule for "make install"
  468. .PHONY: install
  469. install: $(install_targets-y)
  470. .PHONY: install_libsbi
  471. install_libsbi: $(build_dir)/lib/libsbi.a
  472. $(call inst_header_dir,$(install_root_dir)/$(install_include_path),$(include_dir)/sbi)
  473. $(call inst_file,$(install_root_dir)/$(install_lib_path)/libsbi.a,$(build_dir)/lib/libsbi.a)
  474. .PHONY: install_libsbiutils
  475. install_libsbiutils: $(build_dir)/lib/libsbiutils.a
  476. $(call inst_header_dir,$(install_root_dir)/$(install_include_path),$(include_dir)/sbi_utils)
  477. $(call inst_file,$(install_root_dir)/$(install_lib_path)/libsbiutils.a,$(build_dir)/lib/libsbiutils.a)
  478. .PHONY: install_libplatsbi
  479. install_libplatsbi: $(platform_build_dir)/lib/libplatsbi.a $(build_dir)/lib/libsbi.a $(build_dir)/lib/libsbiutils.a
  480. $(call inst_file,$(install_root_dir)/$(install_lib_path)/opensbi/$(platform_subdir)/lib/libplatsbi.a,$(platform_build_dir)/lib/libplatsbi.a)
  481. .PHONY: install_firmwares
  482. install_firmwares: $(platform_build_dir)/lib/libplatsbi.a $(build_dir)/lib/libsbi.a $(build_dir)/lib/libsbiutils.a $(firmware-bins-path-y)
  483. $(call inst_file_list,$(install_root_dir),$(build_dir),$(install_firmware_path)/$(platform_subdir)/firmware,$(firmware-elfs-path-y))
  484. $(call inst_file_list,$(install_root_dir),$(build_dir),$(install_firmware_path)/$(platform_subdir)/firmware,$(firmware-bins-path-y))
  485. .PHONY: install_docs
  486. install_docs: $(build_dir)/docs/latex/refman.pdf
  487. $(call inst_file,$(install_root_dir)/$(install_docs_path)/refman.pdf,$(build_dir)/docs/latex/refman.pdf)
  488. # Rule for "make clean"
  489. .PHONY: clean
  490. clean:
  491. $(CMD_PREFIX)mkdir -p $(build_dir)
  492. $(if $(V), @echo " RM $(build_dir)/*.o")
  493. $(CMD_PREFIX)find $(build_dir) -type f -name "*.o" -exec rm -rf {} +
  494. $(if $(V), @echo " RM $(build_dir)/*.a")
  495. $(CMD_PREFIX)find $(build_dir) -type f -name "*.a" -exec rm -rf {} +
  496. $(if $(V), @echo " RM $(build_dir)/*.elf")
  497. $(CMD_PREFIX)find $(build_dir) -type f -name "*.elf" -exec rm -rf {} +
  498. $(if $(V), @echo " RM $(build_dir)/*.bin")
  499. $(CMD_PREFIX)find $(build_dir) -type f -name "*.bin" -exec rm -rf {} +
  500. $(if $(V), @echo " RM $(build_dir)/*.dtb")
  501. $(CMD_PREFIX)find $(build_dir) -type f -name "*.dtb" -exec rm -rf {} +
  502. # Rule for "make distclean"
  503. .PHONY: distclean
  504. distclean: clean
  505. $(CMD_PREFIX)mkdir -p $(build_dir)
  506. $(if $(V), @echo " RM $(build_dir)/*.dep")
  507. $(CMD_PREFIX)find $(build_dir) -type f -name "*.dep" -exec rm -rf {} +
  508. ifeq ($(build_dir),$(CURDIR)/build)
  509. $(if $(V), @echo " RM $(build_dir)")
  510. $(CMD_PREFIX)rm -rf $(build_dir)
  511. endif
  512. ifeq ($(install_root_dir),$(install_root_dir_default)/usr)
  513. $(if $(V), @echo " RM $(install_root_dir_default)")
  514. $(CMD_PREFIX)rm -rf $(install_root_dir_default)
  515. endif
  516. .PHONY: FORCE
  517. FORCE: