xref: /openbmc/qemu/Makefile (revision 8ab1aabc5d33a09ceee1adc1148f62cbb16cb43d)
1# Makefile for QEMU.
2
3ifneq ($(words $(subst :, ,$(CURDIR))), 1)
4  $(error main directory cannot contain spaces nor colons)
5endif
6
7# Always point to the root of the build tree (needs GNU make).
8BUILD_DIR=$(CURDIR)
9
10# Before including a proper config-host.mak, assume we are in the source tree
11SRC_PATH=.
12
13UNCHECKED_GOALS := %clean TAGS cscope ctags dist \
14    help check-help print-% \
15    docker docker-% vm-help vm-test vm-build-%
16
17# All following code might depend on configuration variables
18ifneq ($(wildcard config-host.mak),)
19# Put the all: rule here so that config-host.mak can contain dependencies.
20all:
21include config-host.mak
22
23git-submodule-update:
24
25.PHONY: git-submodule-update
26
27git_module_status := $(shell \
28  cd '$(SRC_PATH)' && \
29  GIT="$(GIT)" ./scripts/git-submodule.sh status $(GIT_SUBMODULES); \
30  echo $$?; \
31)
32
33ifeq (1,$(git_module_status))
34ifeq (no,$(GIT_UPDATE))
35git-submodule-update:
36	$(call quiet-command, \
37            echo && \
38            echo "GIT submodule checkout is out of date. Please run" && \
39            echo "  scripts/git-submodule.sh update $(GIT_SUBMODULES)" && \
40            echo "from the source directory checkout $(SRC_PATH)" && \
41            echo && \
42            exit 1)
43else
44git-submodule-update:
45	$(call quiet-command, \
46          (cd $(SRC_PATH) && GIT="$(GIT)" ./scripts/git-submodule.sh update $(GIT_SUBMODULES)), \
47          "GIT","$(GIT_SUBMODULES)")
48endif
49endif
50
51export NINJA=./ninjatool
52
53# Running meson regenerates both build.ninja and ninjatool, and that is
54# enough to prime the rest of the build.
55ninjatool: build.ninja
56
57# Only needed in case Makefile.ninja does not exist.
58.PHONY: ninja-clean ninja-distclean clean-ctlist
59clean-ctlist:
60ninja-clean::
61ninja-distclean::
62build.ninja: config-host.mak
63
64Makefile.ninja: build.ninja ninjatool
65	./ninjatool -t ninja2make --omit clean dist uninstall < $< > $@
66-include Makefile.ninja
67
68${ninja-targets-c_COMPILER} ${ninja-targets-cpp_COMPILER}: .var.command += -MP
69
70# If MESON is empty, the rule will be re-evaluated after Makefiles are
71# reread (and MESON won't be empty anymore).
72ifneq ($(MESON),)
73Makefile.mtest: build.ninja scripts/mtest2make.py
74	$(MESON) introspect --tests | $(PYTHON) scripts/mtest2make.py > $@
75-include Makefile.mtest
76endif
77
78.git-submodule-status: git-submodule-update config-host.mak
79
80# Check that we're not trying to do an out-of-tree build from
81# a tree that's been used for an in-tree build.
82ifneq ($(realpath $(SRC_PATH)),$(realpath .))
83ifneq ($(wildcard $(SRC_PATH)/config-host.mak),)
84$(error This is an out of tree build but your source tree ($(SRC_PATH)) \
85seems to have been used for an in-tree build. You can fix this by running \
86"$(MAKE) distclean && rm -rf *-linux-user *-softmmu" in your source tree)
87endif
88endif
89
90CONFIG_SOFTMMU := $(if $(filter %-softmmu,$(TARGET_DIRS)),y)
91CONFIG_USER_ONLY := $(if $(filter %-user,$(TARGET_DIRS)),y)
92CONFIG_XEN := $(CONFIG_XEN_BACKEND)
93CONFIG_ALL=y
94-include config-all-devices.mak
95-include config-all-disas.mak
96
97config-host.mak: $(SRC_PATH)/configure $(SRC_PATH)/pc-bios $(SRC_PATH)/VERSION
98	@echo $@ is out-of-date, running configure
99	@if test -f meson-private/coredata.dat; then \
100	  ./config.status --skip-meson; \
101	else \
102	  ./config.status; \
103	fi
104
105# Force configure to re-run if the API symbols are updated
106ifeq ($(CONFIG_PLUGIN),y)
107config-host.mak: $(SRC_PATH)/plugins/qemu-plugins.symbols
108endif
109
110else
111config-host.mak:
112ifneq ($(filter-out $(UNCHECKED_GOALS),$(MAKECMDGOALS)),$(if $(MAKECMDGOALS),,fail))
113	@echo "Please call configure before running make!"
114	@exit 1
115endif
116endif
117
118include $(SRC_PATH)/rules.mak
119
120# lor is defined in rules.mak
121CONFIG_BLOCK := $(call lor,$(CONFIG_SOFTMMU),$(CONFIG_TOOLS))
122
123generated-files-y += .git-submodule-status
124
125# Don't try to regenerate Makefile or configure
126# We don't generate any of them
127Makefile: ;
128configure: ;
129
130.PHONY: all clean cscope distclean install \
131	recurse-all dist msi FORCE
132
133$(call set-vpath, $(SRC_PATH))
134
135LIBS+=-lz $(LIBS_TOOLS)
136
137SUBDIR_MAKEFLAGS=$(if $(V),,--no-print-directory --quiet) BUILD_DIR=$(BUILD_DIR)
138
139ifneq ($(wildcard config-host.mak),)
140include $(SRC_PATH)/Makefile.objs
141endif
142
143include $(SRC_PATH)/tests/Makefile.include
144
145all: recurse-all
146Makefile: $(addsuffix /all, $(SUBDIRS))
147
148# LIBFDT_lib="": avoid breaking existing trees with objects requiring -fPIC
149DTC_MAKE_ARGS=-I$(SRC_PATH)/dtc VPATH=$(SRC_PATH)/dtc -C dtc V="$(V)" LIBFDT_lib=""
150DTC_CFLAGS=$(CFLAGS) $(QEMU_CFLAGS)
151DTC_CPPFLAGS=-I$(SRC_PATH)/dtc/libfdt
152
153.PHONY: dtc/all
154dtc/all: .git-submodule-status dtc/libfdt
155	$(call quiet-command,$(MAKE) $(DTC_MAKE_ARGS) CPPFLAGS="$(DTC_CPPFLAGS)" CFLAGS="$(DTC_CFLAGS)" LDFLAGS="$(QEMU_LDFLAGS)" ARFLAGS="$(ARFLAGS)" CC="$(CC)" AR="$(AR)" LD="$(LD)" $(SUBDIR_MAKEFLAGS) libfdt,)
156
157dtc/%: .git-submodule-status
158	@mkdir -p $@
159
160# Overriding CFLAGS causes us to lose defines added in the sub-makefile.
161# Not overriding CFLAGS leads to mis-matches between compilation modes.
162# Therefore we replicate some of the logic in the sub-makefile.
163# Remove all the extra -Warning flags that QEMU uses that Capstone doesn't;
164# no need to annoy QEMU developers with such things.
165CAP_CFLAGS = $(patsubst -W%,,$(CFLAGS) $(QEMU_CFLAGS))
166CAP_CFLAGS += -DCAPSTONE_USE_SYS_DYN_MEM
167CAP_CFLAGS += -DCAPSTONE_HAS_ARM
168CAP_CFLAGS += -DCAPSTONE_HAS_ARM64
169CAP_CFLAGS += -DCAPSTONE_HAS_POWERPC
170CAP_CFLAGS += -DCAPSTONE_HAS_X86
171
172.PHONY: capstone/all
173capstone/all: .git-submodule-status
174	$(call quiet-command,$(MAKE) -C $(SRC_PATH)/capstone CAPSTONE_SHARED=no BUILDDIR="$(BUILD_DIR)/capstone" CC="$(CC)" AR="$(AR)" LD="$(LD)" RANLIB="$(RANLIB)" CFLAGS="$(CAP_CFLAGS)" $(SUBDIR_MAKEFLAGS) $(BUILD_DIR)/capstone/$(LIBCAPSTONE))
175
176.PHONY: slirp/all
177slirp/all: .git-submodule-status
178	$(call quiet-command,$(MAKE) -C $(SRC_PATH)/slirp		\
179		BUILD_DIR="$(BUILD_DIR)/slirp" 			\
180		PKG_CONFIG="$(PKG_CONFIG)" 				\
181		CC="$(CC)" AR="$(AR)" 	LD="$(LD)" RANLIB="$(RANLIB)"	\
182		CFLAGS="$(QEMU_CFLAGS) $(CFLAGS)" LDFLAGS="$(QEMU_LDFLAGS)")
183
184ROM_DIRS = $(addprefix pc-bios/, $(ROMS))
185ROM_DIRS_RULES=$(foreach t, all clean, $(addsuffix /$(t), $(ROM_DIRS)))
186# Only keep -O and -g cflags
187.PHONY: $(ROM_DIRS_RULES)
188$(ROM_DIRS_RULES):
189	$(call quiet-command,$(MAKE) $(SUBDIR_MAKEFLAGS) -C $(dir $@) V="$(V)" TARGET_DIR="$(dir $@)" CFLAGS="$(filter -O% -g%,$(CFLAGS))" $(notdir $@),)
190
191.PHONY: recurse-all recurse-clean
192recurse-all: $(ROM_DIRS)
193recurse-clean: $(addsuffix /clean, $(ROM_DIRS))
194
195######################################################################
196
197clean: recurse-clean ninja-clean clean-ctlist
198	-test -f ninjatool && ./ninjatool $(if $(V),-v,) -t clean
199# avoid old build problems by removing potentially incorrect old files
200	rm -f config.mak op-i386.h opc-i386.h gen-op-i386.h op-arm.h opc-arm.h gen-op-arm.h
201	find . \( -name '*.so' -o -name '*.dll' -o -name '*.[oda]' \) -type f \
202		! -path ./roms/edk2/ArmPkg/Library/GccLto/liblto-aarch64.a \
203		! -path ./roms/edk2/ArmPkg/Library/GccLto/liblto-arm.a \
204		! -path ./roms/edk2/BaseTools/Source/Python/UPT/Dll/sqlite3.dll \
205		-exec rm {} +
206	rm -f TAGS cscope.* *.pod *~ */*~
207	rm -f fsdev/*.pod scsi/*.pod
208	rm -f $(foreach f,$(generated-files-y),$(f) $(f)-timestamp)
209
210VERSION = $(shell cat $(SRC_PATH)/VERSION)
211
212dist: qemu-$(VERSION).tar.bz2
213
214qemu-%.tar.bz2:
215	$(SRC_PATH)/scripts/make-release "$(SRC_PATH)" "$(patsubst qemu-%.tar.bz2,%,$@)"
216
217distclean: clean ninja-distclean
218	-test -f ninjatool && ./ninjatool $(if $(V),-v,) -t clean -g
219	rm -f config-host.mak config-host.h*
220	rm -f tests/tcg/config-*.mak
221	rm -f config-all-disas.mak config.status
222	rm -f tests/qemu-iotests/common.env
223	rm -f roms/seabios/config.mak roms/vgabios/config.mak
224	rm -f qemu-plugins-ld.symbols qemu-plugins-ld64.symbols
225	rm -f *-config-target.h *-config-devices.mak *-config-devices.h
226	rm -rf meson-private meson-logs meson-info compile_commands.json
227	rm -f Makefile.ninja ninjatool ninjatool.stamp Makefile.mtest
228	rm -f config.log
229	rm -f linux-headers/asm
230	rm -Rf .sdk
231
232install-datadir:
233	$(INSTALL_DIR) "$(DESTDIR)$(qemu_datadir)"
234
235# Needed by "meson install"
236export DESTDIR
237install: all install-datadir
238	$(INSTALL_DIR) "$(DESTDIR)$(qemu_datadir)/keymaps"
239
240ifdef CONFIG_WIN32
241
242INSTALLER = qemu-setup-$(VERSION)$(EXESUF)
243
244nsisflags = -V2 -NOCD
245
246ifneq ($(wildcard $(SRC_PATH)/dll),)
247ifeq ($(ARCH),x86_64)
248# 64 bit executables
249DLL_PATH = $(SRC_PATH)/dll/w64
250nsisflags += -DW64
251else
252# 32 bit executables
253DLL_PATH = $(SRC_PATH)/dll/w32
254endif
255endif
256
257.PHONY: installer
258installer: $(INSTALLER)
259
260INSTDIR=/tmp/qemu-nsis
261
262$(INSTALLER): $(SRC_PATH)/qemu.nsi
263	$(MAKE) install DESTDIR=${INSTDIR}
264ifdef SIGNCODE
265	(cd ${INSTDIR}/${bindir}; \
266         for i in *.exe; do \
267           $(SIGNCODE) $${i}; \
268         done \
269        )
270endif # SIGNCODE
271	(cd ${INSTDIR}/${bindir}; \
272         for i in qemu-system-*.exe; do \
273           arch=$${i%.exe}; \
274           arch=$${arch#qemu-system-}; \
275           echo Section \"$$arch\" Section_$$arch; \
276           echo SetOutPath \"\$$INSTDIR\"; \
277           echo File \"\$${BINDIR}\\$$i\"; \
278           echo SectionEnd; \
279         done \
280        ) >${INSTDIR}/${bindir}/system-emulations.nsh
281	makensis $(nsisflags) \
282                $(if $(BUILD_DOCS),-DCONFIG_DOCUMENTATION="y") \
283                $(if $(CONFIG_GTK),-DCONFIG_GTK="y") \
284                -DBINDIR="${INSTDIR}/${bindir}" \
285                $(if $(DLL_PATH),-DDLLDIR="$(DLL_PATH)") \
286                -DSRCDIR="$(SRC_PATH)" \
287                -DOUTFILE="$(INSTALLER)" \
288                -DDISPLAYVERSION="$(VERSION)" \
289                $(SRC_PATH)/qemu.nsi
290	rm -r ${INSTDIR}
291ifdef SIGNCODE
292	$(SIGNCODE) $(INSTALLER)
293endif # SIGNCODE
294endif # CONFIG_WIN
295
296# Add a dependency on the generated files, so that they are always
297# rebuilt before other object files
298ifneq ($(wildcard config-host.mak),)
299ifneq ($(filter-out $(UNCHECKED_GOALS),$(MAKECMDGOALS)),$(if $(MAKECMDGOALS),,fail))
300Makefile: $(generated-files-y)
301endif
302endif
303
304# Include automatically generated dependency files
305# Dependencies in Makefile.objs files come from our recursive subdir rules
306-include $(wildcard *.d tests/*.d)
307
308include $(SRC_PATH)/tests/docker/Makefile.include
309include $(SRC_PATH)/tests/vm/Makefile.include
310
311print-help-run = printf "  %-30s - %s\\n" "$1" "$2"
312print-help = $(quiet-@)$(call print-help-run,$1,$2)
313
314.PHONY: help
315help:
316	@echo  'Generic targets:'
317	$(call print-help,all,Build all)
318	$(call print-help,dir/file.o,Build specified target only)
319	$(call print-help,install,Install QEMU, documentation and tools)
320	$(call print-help,ctags/TAGS,Generate tags file for editors)
321	$(call print-help,cscope,Generate cscope index)
322	$(call print-help,sparse,Run sparse on the QEMU source)
323	@echo  ''
324	@echo  'Cleaning targets:'
325	$(call print-help,clean,Remove most generated files but keep the config)
326	$(call print-help,distclean,Remove all generated files)
327	$(call print-help,dist,Build a distributable tarball)
328	@echo  ''
329	@echo  'Test targets:'
330	$(call print-help,check,Run all tests (check-help for details))
331	$(call print-help,docker,Help about targets running tests inside containers)
332	$(call print-help,vm-help,Help about targets running tests inside VM)
333	@echo  ''
334	@echo  'Documentation targets:'
335	$(call print-help,html info pdf txt man,Build documentation in specified format)
336	@echo  ''
337ifdef CONFIG_WIN32
338	@echo  'Windows targets:'
339	$(call print-help,installer,Build NSIS-based installer for QEMU)
340ifdef QEMU_GA_MSI_ENABLED
341	$(call print-help,msi,Build MSI-based installer for qemu-ga)
342endif
343	@echo  ''
344endif
345	$(call print-help,$(MAKE) [targets],(quiet build, default))
346	$(call print-help,$(MAKE) V=1 [targets],(verbose build))
347