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Makefile.housekeeping 18KB

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  1. # -*- makefile -*- : Force emacs to use Makefile mode
  2. # This file contains various boring housekeeping functions that would
  3. # otherwise seriously clutter up the main Makefile.
  4. # Objects to be removed by "make clean"
  5. #
  6. CLEANUP := $(BIN)/*.* # *.* to avoid catching the "CVS" directory
  7. # Version number calculations
  8. #
  9. VERSION_MAJOR = 0
  10. VERSION_MINOR = 9
  11. VERSION_PATCH = 5
  12. EXTRAVERSION = +
  13. MM_VERSION = $(VERSION_MAJOR).$(VERSION_MINOR)
  14. VERSION = $(MM_VERSION).$(VERSION_PATCH)$(EXTRAVERSION)
  15. CFLAGS += -DVERSION_MAJOR=$(VERSION_MAJOR) \
  16. -DVERSION_MINOR=$(VERSION_MINOR) \
  17. -DVERSION=\"$(VERSION)\"
  18. IDENT = '$(@F) $(VERSION) (GPL) etherboot.org'
  19. version :
  20. @$(ECHO) $(VERSION)
  21. configure :
  22. @$(ECHO) "No configuration needed."
  23. install :
  24. @$(ECHO) "No installation required. Generated images will be placed in the" $(BIN) "directory."
  25. # Check for tools that can cause failed builds
  26. #
  27. .toolcheck : Makefile
  28. @if $(CC) -v 2>&1 | grep -is 'gcc version 2\.96' > /dev/null; then \
  29. $(ECHO) 'gcc 2.96 is unsuitable for compiling Etherboot'; \
  30. $(ECHO) 'Use gcc 2.95 or gcc 3.x instead'; \
  31. exit 1; \
  32. fi
  33. @if [ `perl -e 'use bytes; print chr(255)' | wc -c` = 2 ]; then \
  34. $(ECHO) 'Your Perl version has a Unicode handling bug'; \
  35. $(ECHO) 'Execute this command before compiling Etherboot:'; \
  36. $(ECHO) 'export LANG=$${LANG%.UTF-8}'; \
  37. exit 1; \
  38. fi
  39. @$(TOUCH) $@
  40. VERYCLEANUP += .toolcheck
  41. # Find a usable "echo -e" substitute.
  42. #
  43. TAB := $(shell $(PRINTF) '\t')
  44. ECHO_E_ECHO := $(ECHO)
  45. ECHO_E_ECHO_E := $(ECHO) -e
  46. ECHO_E_BIN_ECHO := /bin/echo
  47. ECHO_E_BIN_ECHO_E := /bin/echo -e
  48. ECHO_E_ECHO_TAB := $(shell $(ECHO_E_ECHO) '\t' | cat)
  49. ECHO_E_ECHO_E_TAB := $(shell $(ECHO_E_ECHO_E) '\t' | cat)
  50. ECHO_E_BIN_ECHO_TAB := $(shell $(ECHO_E_BIN_ECHO) '\t')
  51. ECHO_E_BIN_ECHO_E_TAB := $(shell $(ECHO_E_BIN_ECHO_E) '\t')
  52. ifeq ($(ECHO_E_ECHO_TAB),$(TAB))
  53. ECHO_E := $(ECHO_E_ECHO)
  54. endif
  55. ifeq ($(ECHO_E_ECHO_E_TAB),$(TAB))
  56. ECHO_E := $(ECHO_E_ECHO_E)
  57. endif
  58. ifeq ($(ECHO_E_BIN_ECHO_TAB),$(TAB))
  59. ECHO_E := $(ECHO_E_BIN_ECHO)
  60. endif
  61. ifeq ($(ECHO_E_BIN_ECHO_E_TAB),$(TAB))
  62. ECHO_E := $(ECHO_E_BIN_ECHO_E)
  63. endif
  64. .echocheck :
  65. ifdef ECHO_E
  66. @$(TOUCH) $@
  67. else
  68. @$(PRINTF) '%24s : x%sx\n' 'tab' '$(TAB)'
  69. @$(PRINTF) '%24s : x%sx\n' '"$(ECHO_E_ECHO) \t"' \
  70. '$(ECHO_E_ECHO_TAB)'
  71. @$(PRINTF) '%24s : x%sx\n' '"$(ECHO_E_ECHO_E) \t"' \
  72. '$(ECHO_E_ECHO_E_TAB)'
  73. @$(PRINTF) '%24s : x%sx\n' '"$(ECHO_E_BIN_ECHO) \t"' \
  74. '$(ECHO_E_BIN_ECHO_TAB)'
  75. @$(PRINTF) '%24s : x%sx\n' '"$(ECHO_E_BIN_ECHO_E) \t"' \
  76. '$(ECHO_E_BIN_ECHO_E_TAB)'
  77. @$(ECHO) "No usable \"echo -e\" substitute found"
  78. @exit 1
  79. endif
  80. VERYCLEANUP += .echocheck
  81. echo :
  82. @$(ECHO) "Using \"$(ECHO_E)\" for \"echo -e\""
  83. # Build verbosity
  84. #
  85. ifeq ($(V),1)
  86. Q =
  87. QM = @\#
  88. else
  89. Q = @
  90. QM = @
  91. endif
  92. # Check for an old version of gas (binutils 2.9.1)
  93. #
  94. OLDGAS := $(shell $(AS) --version | grep -q '2\.9\.1' && $(ECHO) -DGAS291)
  95. CFLAGS += $(OLDGAS)
  96. oldgas :
  97. @$(ECHO) $(oldgas)
  98. # Some widespread patched versions of gcc include -fstack-protector by
  99. # default, even when -ffreestanding is specified. We therefore need
  100. # to disable -fstack-protector if the compiler supports it.
  101. #
  102. SP_TEST = $(CC) -fno-stack-protector -x c -c /dev/null \
  103. -o /dev/null >/dev/null 2>&1
  104. SP_FLAGS := $(shell $(SP_TEST) && $(ECHO) '-fno-stack-protector')
  105. CFLAGS += $(SP_FLAGS)
  106. # compiler.h is needed for our linking and debugging system
  107. #
  108. CFLAGS += -include compiler.h
  109. # config/%.h files are generated from config.h using mkconfig.pl
  110. config/%.h : config*.h
  111. $(MKCONFIG) config.h
  112. CLEANUP += config/*.h
  113. # SRCDIRS lists all directories containing source files.
  114. srcdirs :
  115. @$(ECHO) $(SRCDIRS)
  116. # SRCS lists all .c or .S files found in any SRCDIR
  117. #
  118. SRCS += $(wildcard $(patsubst %,%/*.c,$(SRCDIRS)))
  119. SRCS += $(wildcard $(patsubst %,%/*.S,$(SRCDIRS)))
  120. srcs :
  121. @$(ECHO) $(SRCS)
  122. # AUTO_SRCS lists all files in SRCS that are not mentioned in
  123. # NON_AUTO_SRCS. Files should be added to NON_AUTO_SRCS if they
  124. # cannot be built using the standard build template.
  125. #
  126. AUTO_SRCS = $(filter-out $(NON_AUTO_SRCS),$(SRCS))
  127. autosrcs :
  128. @$(ECHO) $(AUTO_SRCS)
  129. # We automatically generate rules for any file mentioned in AUTO_SRCS
  130. # using the following set of templates. It would be cleaner to use
  131. # $(eval ...), but this function exists only in GNU make >= 3.80.
  132. # src_template : generate Makefile rules for a given source file
  133. #
  134. # $(1) is the full path to the source file (e.g. "drivers/net/rtl8139.c")
  135. # $(2) is the full path to the .d file (e.g. "bin/deps/drivers/net/rtl8139.d")
  136. # $(3) is the source type (e.g. "c")
  137. # $(4) is the source base name (e.g. "rtl8139")
  138. #
  139. define src_template
  140. @$(ECHO) "Generating Makefile rules for $(1)"
  141. @$(MKDIR) -p $(dir $(2))
  142. @$(RM) $(2)
  143. @$(TOUCH) $(2)
  144. $(foreach OBJ,$(if $(OBJS_$(4)),$(OBJS_$(4)),$(4)), \
  145. $(call obj_template,$(1),$(2),$(3),$(OBJ)))
  146. @$(PARSEROM) $(1) >> $(2)
  147. endef
  148. # obj_template : generate Makefile rules for a given resultant object
  149. # of a particular source file. (We can have multiple objects per
  150. # source file via the OBJS_xxx list.)
  151. #
  152. # $(1) is the full path to the source file (e.g. "drivers/net/rtl8139.c")
  153. # $(2) is the full path to the .d file (e.g. "bin/deps/drivers/net/rtl8139.d")
  154. # $(3) is the source type (e.g. "c")
  155. # $(4) is the object name (e.g. "rtl8139")
  156. #
  157. define obj_template
  158. @$(CPP) $(CFLAGS) $(CFLAGS_$(3)) $(CFLAGS_$(4)) -DOBJECT=$(4) \
  159. -Wno-error -MM $(1) -MT "$(4)_DEPS" -MG -MP | \
  160. sed 's/_DEPS\s*:/_DEPS =/' >> $(2)
  161. @$(ECHO_E) '\n$$(BIN)/$(4).o : $(1) $$(MAKEDEPS) $$($(4)_DEPS)' \
  162. '\n\t$$(QM)$(ECHO) " [BUILD] $$@"\n' \
  163. '\n\t$$(RULE_$(3))\n' \
  164. '\nBOBJS += $$(BIN)/$(4).o\n' \
  165. $(foreach TGT,$(DEBUG_TARGETS), \
  166. $(if $(RULE_$(3)_to_$(TGT)), \
  167. '\n$$(BIN)/$(4).$(TGT) : $(1) $$(MAKEDEPS) $$($(4)_DEPS)' \
  168. '\n\t$$(QM)$(ECHO) " [BUILD] $$@"\n' \
  169. '\n\t$$(RULE_$(3)_to_$(TGT))\n' \
  170. '\n$(TGT)_OBJS += $$(BIN)/$(4).$(TGT)\n' ) ) \
  171. '\n$(2) : $$($(4)_DEPS)\n' \
  172. '\nTAGS : $$($(4)_DEPS)\n' \
  173. >> $(2)
  174. endef
  175. # Rule to generate the Makefile rules files to be included
  176. #
  177. $(BIN)/deps/%.d : % $(MAKEDEPS) $(PARSEROM)
  178. $(if $(filter $(AUTO_SRCS),$<),$(call src_template,$<,$@,$(subst .,,$(suffix $<)),$(basename $(notdir $<))),@$(ECHO) 'ERROR: $< is not an AUTO_SRC' ; exit 1)
  179. # Calculate and include the list of Makefile rules files
  180. #
  181. AUTO_DEPS = $(patsubst %,$(BIN)/deps/%.d,$(AUTO_SRCS))
  182. -include $(AUTO_DEPS)
  183. autodeps :
  184. @$(ECHO) $(AUTO_DEPS)
  185. VERYCLEANUP += $(BIN)/deps
  186. # The following variables are created by the Makefile rules files
  187. #
  188. bobjs :
  189. @$(ECHO) $(BOBJS)
  190. drivers :
  191. @$(ECHO) $(DRIVERS)
  192. .PHONY : drivers
  193. roms :
  194. @$(ECHO) $(ROMS)
  195. # Embedded binary
  196. $(BIN)/embedimg.bin: $(EMBEDDED_IMAGE)
  197. $(QM)$(ECHO) " [COPY] $@"
  198. $(Q)$(CP) -f $(EMBEDDED_IMAGE) $@
  199. $(BIN)/embed.o: $(BIN)/embedimg.bin
  200. CFLAGS_embed = -DEMBEDIMG=\"$(BIN)/embedimg.bin\"
  201. # Generate the NIC file from the parsed source files. The NIC file is
  202. # only for rom-o-matic.
  203. #
  204. $(BIN)/NIC : $(AUTO_DEPS)
  205. @$(ECHO) '# This is an automatically generated file, do not edit' > $@
  206. @$(ECHO) '# It does not affect anything in the build, ' \
  207. 'it is only for rom-o-matic' >> $@
  208. @$(ECHO) >> $@
  209. @perl -ne 'chomp; print "$$1\n" if /\# NIC\t(.*)$$/' $^ >> $@
  210. CLEANUP += $(BIN)/NIC
  211. # Analyse a target name (e.g. "bin/dfe538--prism2_pci.zrom.tmp") and
  212. # derive the variables:
  213. #
  214. # TGT_ELEMENTS : the elements of the target (e.g. "dfe538 prism2_pci")
  215. # TGT_PREFIX : the prefix type (e.g. "zrom")
  216. # TGT_DRIVERS : the driver for each element (e.g. "rtl8139 prism2_pci")
  217. # TGT_ROM_NAME : the ROM name (e.g. "dfe538")
  218. # TGT_MEDIA : the media type (e.g. "rom")
  219. #
  220. DRIVERS_gpxe = $(DRIVERS)
  221. CARD_DRIVER = $(firstword $(DRIVER_$(1)) $(1))
  222. TGT_ELEMENTS = $(subst --, ,$(firstword $(subst ., ,$(notdir $@))))
  223. TGT_PREFIX = $(word 2,$(subst ., ,$(notdir $@)))
  224. TGT_ROM_NAME = $(firstword $(TGT_ELEMENTS))
  225. TGT_DRIVERS = $(strip $(if $(DRIVERS_$(TGT_ROM_NAME)), \
  226. $(DRIVERS_$(TGT_ROM_NAME)), \
  227. $(foreach TGT_ELEMENT,$(TGT_ELEMENTS), \
  228. $(call CARD_DRIVER,$(TGT_ELEMENT))) ))
  229. TGT_MEDIA = $(subst z,,$(TGT_PREFIX))
  230. # Look up ROM IDs for the current target
  231. # (e.g. "bin/dfe538--prism2_pci.zrom.tmp") and derive the variables:
  232. #
  233. # TGT_PCI_VENDOR : the PCI vendor ID (e.g. "0x1186")
  234. # TGT_PCI_DEVICE : the PCI device ID (e.g. "0x1300")
  235. #
  236. TGT_PCI_VENDOR = $(PCI_VENDOR_$(TGT_ROM_NAME))
  237. TGT_PCI_DEVICE = $(PCI_DEVICE_$(TGT_ROM_NAME))
  238. # Calculate link-time options for the current target
  239. # (e.g. "bin/dfe538--prism2_pci.zrom.tmp") and derive the variables:
  240. #
  241. # TGT_LD_DRIVERS : symbols to require in order to drag in the relevant drivers
  242. # (e.g. "obj_rtl8139 obj_prism2_pci")
  243. # TGT_LD_IDS : symbols to define in order to fill in ID structures in the
  244. # ROM header (e.g."pci_vendor_id=0x1186 pci_device_id=0x1300")
  245. #
  246. TGT_LD_DRIVERS = $(subst -,_,$(patsubst %,obj_%,$(TGT_DRIVERS)))
  247. TGT_LD_PREFIX = obj_$(TGT_PREFIX)prefix
  248. TGT_LD_IDS = pci_vendor_id=$(firstword $(TGT_PCI_VENDOR) 0) \
  249. pci_device_id=$(firstword $(TGT_PCI_DEVICE) 0)
  250. # Calculate linker flags based on link-time options for the current
  251. # target type (e.g. "bin/dfe538--prism2_pci.zrom.tmp") and derive the
  252. # variables:
  253. #
  254. # TGT_LD_FLAGS : target-specific flags to pass to linker (e.g.
  255. # "-u obj_zpciprefix -u obj_rtl8139 -u obj_prism2_pci
  256. # --defsym pci_vendor=0x1186 --defsym pci_device=0x1300")
  257. #
  258. TGT_LD_FLAGS = $(foreach SYM,$(TGT_LD_PREFIX) $(TGT_LD_DRIVERS) obj_config,\
  259. -u $(SYM) --defsym check_$(SYM)=$(SYM) ) \
  260. $(patsubst %,--defsym %,$(TGT_LD_IDS))
  261. # Calculate makerom flags for the specific target
  262. # (e.g. "bin/dfe538--prism2_pci.zrom.tmp") and derive the variables:
  263. #
  264. # TGT_MAKEROM_FLAGS : target-specific flags for makerom (e.g.
  265. # "-p 0x1186,0x1300")
  266. #
  267. TGT_MAKEROM_FLAGS = $(strip $(MAKEROM_FLAGS_$(TGT_ROM_NAME)) \
  268. $(if $(TGT_PCI_VENDOR),$(strip -p $(TGT_PCI_VENDOR),$(TGT_PCI_DEVICE))))
  269. # Calculate list of debugging versions of objects to be included in
  270. # the target.
  271. #
  272. COMMA := ,
  273. DEBUG_LIST = $(subst $(COMMA), ,$(DEBUG))
  274. DEBUG_OBJ_LEVEL = $(firstword $(word 2,$(subst :, ,$(1))) 1)
  275. DEBUG_OBJ_BASE = $(word 1,$(subst :, ,$(1))).dbg$(call DEBUG_OBJ_LEVEL,$(1))
  276. DEBUG_OBJ = $(BIN)/$(call DEBUG_OBJ_BASE,$(1)).o
  277. DEBUG_ORIG_OBJ = $(BIN)/$(word 1,$(subst :, ,$(1))).o
  278. DEBUG_OBJS = $(foreach D,$(DEBUG_LIST),$(call DEBUG_OBJ,$(D)))
  279. DEBUG_ORIG_OBJS = $(foreach D,$(DEBUG_LIST),$(call DEBUG_ORIG_OBJ,$(D)))
  280. BLIB_OBJS = $(DEBUG_OBJS) $(filter-out $(DEBUG_ORIG_OBJS),$(BOBJS))
  281. # Print out all derived information for a given target.
  282. #
  283. $(BIN)/%.info :
  284. @$(ECHO) 'Elements : $(TGT_ELEMENTS)'
  285. @$(ECHO) 'Prefix : $(TGT_PREFIX)'
  286. @$(ECHO) 'Drivers : $(TGT_DRIVERS)'
  287. @$(ECHO) 'ROM name : $(TGT_ROM_NAME)'
  288. @$(ECHO) 'Media : $(TGT_MEDIA)'
  289. @$(ECHO)
  290. @$(ECHO) 'PCI vendor : $(TGT_PCI_VENDOR)'
  291. @$(ECHO) 'PCI device : $(TGT_PCI_DEVICE)'
  292. @$(ECHO)
  293. @$(ECHO) 'LD driver symbols : $(TGT_LD_DRIVERS)'
  294. @$(ECHO) 'LD prefix symbols : $(TGT_LD_PREFIX)'
  295. @$(ECHO) 'LD ID symbols : $(TGT_LD_IDS)'
  296. @$(ECHO)
  297. @$(ECHO) 'LD target flags : $(TGT_LD_FLAGS)'
  298. @$(ECHO)
  299. @$(ECHO) 'makerom target flags : $(TGT_MAKEROM_FLAGS)'
  300. @$(ECHO)
  301. @$(ECHO) 'Debugging objects : $(DEBUG_OBJS)'
  302. @$(ECHO) 'Replaced objects : $(DEBUG_ORIG_OBJS)'
  303. # List of objects included in the last build of blib. This is needed
  304. # in order to correctly rebuild blib whenever the list of objects
  305. # changes.
  306. #
  307. BLIB_LIST = $(BIN)/.blib.list
  308. ifneq ($(shell cat $(BLIB_LIST)),$(BLIB_OBJS))
  309. $(shell $(ECHO) "$(BLIB_OBJS)" > $(BLIB_LIST))
  310. endif
  311. $(BLIB_LIST) :
  312. VERYCLEANUP += $(BLIB_LIST)
  313. # Library of all objects
  314. #
  315. BLIB = $(BIN)/blib.a
  316. $(BLIB) : $(BLIB_OBJS) $(BLIB_LIST) $(MAKEDEPS)
  317. $(Q)$(RM) $(BLIB)
  318. $(QM)$(ECHO) " [AR] $@"
  319. $(Q)$(AR) r $@ $(BLIB_OBJS)
  320. $(Q)$(RANLIB) $@
  321. blib : $(BLIB)
  322. # Build an intermediate object file from the objects required for the
  323. # specified target.
  324. #
  325. $(BIN)/%.tmp : $(BLIB) $(MAKEDEPS) $(LDSCRIPT)
  326. $(QM)$(ECHO) " [LD] $@"
  327. $(Q)$(LD) $(LDFLAGS) -T $(LDSCRIPT) $(TGT_LD_FLAGS) $(BLIB) -o $@ \
  328. -Map $(BIN)/$*.tmp.map
  329. $(Q)$(OBJDUMP) -ht $@ | $(SORTOBJDUMP) >> $(BIN)/$*.tmp.map
  330. # Keep intermediate object file (useful for debugging)
  331. .PRECIOUS : $(BIN)/%.tmp
  332. # Show a linker map for the specified target
  333. #
  334. $(BIN)/%.map : $(BIN)/%.tmp
  335. @less $(BIN)/$*.tmp.map
  336. # Extract compression information from intermediate object file
  337. #
  338. $(BIN)/%.zinfo : $(BIN)/%.tmp
  339. $(QM)$(ECHO) " [ZINFO] $@"
  340. $(Q)$(OBJCOPY) -O binary -j .zinfo $< $@
  341. # Build raw binary file from intermediate object file
  342. #
  343. $(BIN)/%.bin : $(BIN)/%.tmp
  344. $(QM)$(ECHO) " [BIN] $@"
  345. $(Q)$(OBJCOPY) -O binary -R .zinfo $< $@
  346. # Compress raw binary file
  347. #
  348. $(BIN)/%.zbin : $(BIN)/%.bin $(BIN)/%.zinfo $(ZBIN)
  349. $(QM)$(ECHO) " [ZBIN] $@"
  350. $(Q)$(ZBIN) $(BIN)/$*.bin $(BIN)/$*.zinfo > $@
  351. # Build bochs symbol table
  352. $(BIN)/%.bxs : $(BIN)/%.tmp
  353. $(NM) $< | cut -d" " -f1,3 > $@
  354. # Rules for each media format. These are generated and placed in an
  355. # external Makefile fragment. We could do this via $(eval ...), but
  356. # that would require make >= 3.80.
  357. #
  358. # Note that there's an alternative way to generate most .rom images:
  359. # they can be copied from their 'master' ROM image using cp and
  360. # reprocessed with makerom to add the PCI IDs and ident string. The
  361. # relevant rule would look something like:
  362. #
  363. # $(BIN)/dfe538%rom : $(BIN)/rtl8139%rom
  364. # cat $< $@
  365. # $(FINALISE_rom)
  366. #
  367. # You can derive the ROM/driver relationships using the variables
  368. # DRIVER_<rom> and/or ROMS_<driver>.
  369. #
  370. # We don't currently do this, because (a) it would require generating
  371. # yet more Makefile fragments (since you need a rule for each ROM in
  372. # ROMS), and (b) the linker is so fast that it probably wouldn't make
  373. # much difference to the overall build time.
  374. media :
  375. @$(ECHO) $(MEDIA)
  376. AUTO_MEDIA = $(filter-out $(NON_AUTO_MEDIA),$(MEDIA))
  377. automedia :
  378. @$(ECHO) $(AUTO_MEDIA)
  379. # media_template : create Makefile rules for specified media
  380. #
  381. # $(1) is the media name (e.g. "rom")
  382. # $(2) is the full path to the .d file (e.g. "bin/deps/rom.media.d")
  383. #
  384. define media_template
  385. @$(ECHO) "Generating Makefile rules for $(1) media"
  386. @$(MKDIR) -p $(dir $(2))
  387. @$(RM) $(2)
  388. @$(TOUCH) $(2)
  389. @$(ECHO_E) '$$(BIN)/%.$(1) : $$(BIN)/%.$(1).zbin' \
  390. '\n\t$$(QM)$(ECHO) " [FINISH] $$@"' \
  391. '\n\t$$(Q)$$(CP) $$< $$@' \
  392. '\n\t$$(Q)$$(FINALISE_$(1))' \
  393. > $(2)
  394. endef
  395. # Rule to generate the Makefile rules to be included
  396. #
  397. $(BIN)/deps/%.media.d : $(MAKEDEPS)
  398. $(if $(filter $(AUTO_MEDIA),$*), \
  399. $(call media_template,$*,$@), \
  400. @$(ECHO) 'ERROR: $* is not an AUTO_MEDIA' ; exit 1)
  401. # Calculate and include the list of Makefile rules files
  402. #
  403. MEDIA_DEPS = $(patsubst %,$(BIN)/deps/%.media.d,$(AUTO_MEDIA))
  404. mediadeps :
  405. @$(ECHO) $(MEDIA_DEPS)
  406. -include $(MEDIA_DEPS)
  407. # The "allXXXs" targets for each suffix
  408. #
  409. allall: allroms allzroms allpxes allisos alldsks
  410. allroms allzroms : all%s : $(foreach ROM,$(ROMS),$(BIN)/$(ROM).%)
  411. allpxes allisos alldsks : all%s : $(foreach DRIVER,$(DRIVERS),$(BIN)/$(DRIVER).%)
  412. # Alias for gpxe.%
  413. #
  414. $(BIN)/etherboot.% : $(BIN)/gpxe.%
  415. ln -sf $(notdir $<) $@
  416. # Wrap up binary blobs
  417. #
  418. $(BIN)/%.o : payload/%.img
  419. $(QM)echo " [WRAP] $@"
  420. $(Q)$(LD) -b binary -r -o $@ $< --undefined obj_payload \
  421. --defsym obj_$*=0
  422. BOBJS += $(patsubst payload/%.img,$(BIN)/%.o,$(wildcard payload/*.img))
  423. # The compression utilities
  424. #
  425. $(NRV2B) : util/nrv2b.c $(MAKEDEPS)
  426. $(QM)$(ECHO) " [HOSTCC] $@"
  427. $(Q)$(HOST_CC) -O2 -DENCODE -DDECODE -DMAIN -DVERBOSE -DNDEBUG \
  428. -DBITSIZE=32 -DENDIAN=0 -o $@ $<
  429. CLEANUP += $(NRV2B)
  430. $(ZBIN) : util/zbin.c util/nrv2b.c $(MAKEDEPS)
  431. $(QM)$(ECHO) " [HOSTCC] $@"
  432. $(Q)$(HOST_CC) -O2 -o $@ $<
  433. CLEANUP += $(ZBIN)
  434. # Auto-incrementing build serial number. Append "bs" to your list of
  435. # build targets to get a serial number printed at the end of the
  436. # build. Enable -DBUILD_SERIAL in order to see it when the code runs.
  437. #
  438. BUILDSERIAL_H = config/.buildserial.h
  439. BUILDSERIAL_NOW = config/.buildserial.now
  440. BUILDSERIAL_NEXT = config/.buildserial.next
  441. $(BUILDSERIAL_NOW) $(BUILDSERIAL_NEXT) :
  442. $(ECHO) 1 > $@
  443. $(BUILDSERIAL_H) : $(BUILDSERIAL_NOW) $(BUILDSERIAL_NEXT)
  444. $(ECHO) '#define BUILD_SERIAL_NUM $(shell cat $<)' > $@
  445. ifeq ($(filter bs,$(MAKECMDGOALS)),bs)
  446. $(shell diff -q $(BUILDSERIAL_NOW) $(BUILDSERIAL_NEXT) > /dev/null || \
  447. cp -f $(BUILDSERIAL_NEXT) $(BUILDSERIAL_NOW))
  448. endif
  449. bs : $(BUILDSERIAL_NOW)
  450. @$(ECHO) $$(( $(shell cat $<) + 1 )) > $(BUILDSERIAL_NEXT)
  451. @$(ECHO) "Build serial number is $(shell cat $<)"
  452. # List of available architectures
  453. #
  454. ARCHS = $(filter-out CVS,$(patsubst arch/%,%,$(wildcard arch/*)))
  455. archs :
  456. @$(ECHO) $(ARCHS)
  457. OTHER_ARCHS = $(filter-out $(ARCH),$(ARCHS))
  458. otherarchs :
  459. @$(ECHO) $(OTHER_ARCHS)
  460. # Build the TAGS file for emacs
  461. #
  462. TAGS : TAGS.$(ARCH)
  463. TAGS.$(ARCH) :
  464. ctags -e -R -f $@ --exclude=bin \
  465. $(foreach ARCH,$(OTHER_ARCHS),--exclude=arch/$(ARCH))
  466. CLEANUP += TAGS*
  467. # Symbol table checks
  468. #
  469. SYMTAB = $(BIN)/symtab
  470. $(SYMTAB) : $(BLIB)
  471. $(OBJDUMP) -w -t $< > $@
  472. CLEANUP += $(BIN)/symtab
  473. symcheck : $(SYMTAB)
  474. $(SYMCHECK) $<
  475. # Force rebuild for any given target
  476. #
  477. $(BIN)/%.rebuild :
  478. rm -f $(BIN)/$*
  479. $(MAKE) $(MAKEFLAGS) $(BIN)/$*
  480. # Documentation
  481. #
  482. $(BIN)/doxygen.cfg : doxygen.cfg $(MAKEDEPS)
  483. $(PERL) -pe 's{\@SRCDIRS\@}{$(SRCDIRS)}; ' \
  484. -e 's{\@BIN\@}{$(BIN)}; ' \
  485. -e 's{\@ARCH\@}{$(ARCH)}; ' \
  486. $< > $@
  487. $(BIN)/doc : $(BIN)/doxygen.cfg
  488. $(DOXYGEN) $<
  489. .PHONY : $(BIN)/doc
  490. VERYCLEANUP += $(BIN)/doc
  491. doc : $(BIN)/doc
  492. docview :
  493. @[ -f $(BIN)/doc/html/index.html ] || $(MAKE) $(BIN)/doc
  494. @if [ -n "$$BROWSER" ] ; then \
  495. ( $$BROWSER $(BIN)/doc/html/index.html & ) ; \
  496. else \
  497. $(ECHO) "Documentation index in $(BIN)/doc/html/index.html" ; \
  498. fi
  499. # Clean-up
  500. #
  501. clean :
  502. $(RM) $(CLEANUP)
  503. veryclean : clean
  504. $(RM) -r $(VERYCLEANUP)
  505. # Make clean tarballs for release
  506. tarball : ../VERSION
  507. ($(ECHO) -n $(VERSION) ''; date -u +'%Y-%m-%d') > ../VERSION
  508. $(RM) -r /tmp/$(USER)/gpxe-$(VERSION)
  509. mkdir -p /tmp/$(USER)/gpxe-$(VERSION)
  510. cp -rP .. /tmp/$(USER)/gpxe-$(VERSION)
  511. ( cd /tmp/$(USER)/gpxe-$(VERSION)/src ; $(MAKE) veryclean ; $(RM) -r bin/deps )
  512. ( cd /tmp/$(USER); tar cf /tmp/$(USER)/gpxe-$(VERSION).tar --exclude ".git*" --exclude "#*" \
  513. --exclude "*~" gpxe-$(VERSION) )
  514. bzip2 -9 < /tmp/$(USER)/gpxe-$(VERSION).tar > /tmp/$(USER)/gpxe-$(VERSION).tar.bz2
  515. gzip -9 < /tmp/$(USER)/gpxe-$(VERSION).tar > /tmp/$(USER)/gpxe-$(VERSION).tar.gz
  516. $(RM) -r /tmp/$(USER)/gpxe-$(VERSION)
  517. $(RM) /tmp/$(USER)/gpxe-$(VERSION).tar
  518. ( cd /tmp/$(USER) ; tar -zxf /tmp/$(USER)/gpxe-$(VERSION).tar.gz )