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