ia64/xen-unstable

view stubdom/Makefile @ 19734:4fb8a6c993e2

VT-d: correct way to submit command to GCMD register

Per VT-d spec, software should submit only one "incremental" command
at a time to Global Command reigster. Current implementation uses a
variable (gcmd) to record the state of Global Status register. It's
error prone.

Signed-off-by: Weidong Han <weidong.han@intel.com>
author Keir Fraser <keir.fraser@citrix.com>
date Fri Jun 05 09:29:42 2009 +0100 (2009-06-05)
parents e0221531d0e5
children 415505139333
line source
1 XEN_ROOT = ..
2 MINI_OS = $(XEN_ROOT)/extras/mini-os
4 export XEN_OS=MiniOS
6 export stubdom=y
7 export debug=y
8 include $(XEN_ROOT)/Config.mk
10 #ZLIB_URL?=http://www.zlib.net
11 ZLIB_URL=$(XEN_EXTFILES_URL)
12 ZLIB_VERSION=1.2.3
14 #LIBPCI_URL?=http://www.kernel.org/pub/software/utils/pciutils
15 LIBPCI_URL?=$(XEN_EXTFILES_URL)
16 LIBPCI_VERSION=2.2.9
18 #NEWLIB_URL?=ftp://sources.redhat.com/pub/newlib
19 NEWLIB_URL?=$(XEN_EXTFILES_URL)
20 NEWLIB_VERSION=1.16.0
22 #LWIP_URL?=http://download.savannah.gnu.org/releases/lwip
23 LWIP_URL?=$(XEN_EXTFILES_URL)
24 LWIP_VERSION=1.3.0
26 #GRUB_URL?=http://alpha.gnu.org/gnu/grub
27 GRUB_URL?=$(XEN_EXTFILES_URL)
28 GRUB_VERSION=0.97
30 #OCAML_URL?=$(XEN_EXTFILES_URL)
31 OCAML_URL?=http://caml.inria.fr/pub/distrib/ocaml-3.11
32 OCAML_VERSION=3.11.0
34 WGET=wget -c
36 GNU_TARGET_ARCH:=$(XEN_TARGET_ARCH)
37 ifeq ($(XEN_TARGET_ARCH),x86_32)
38 GNU_TARGET_ARCH:=i686
39 endif
41 ifeq ($(GNU_TARGET_ARCH), i686)
42 TARGET_CFLAGS=
43 NEWLIB_CFLAGS+=-D_I386MACH_ALLOW_HW_INTERRUPTS
44 STUBDOM_SUPPORTED=1
45 endif
46 ifeq ($(GNU_TARGET_ARCH), x86_64)
47 TARGET_CFLAGS=-mno-red-zone
48 NEWLIB_CFLAGS+=-D_I386MACH_ALLOW_HW_INTERRUPTS
49 STUBDOM_SUPPORTED=1
50 endif
51 ifeq ($(GNU_TARGET_ARCH), ia64)
52 TARGET_CFLAGS=-mconstant-gp
53 endif
55 CROSS_ROOT=cross-root-$(GNU_TARGET_ARCH)
56 CROSS_PREFIX=$(CURDIR)/$(CROSS_ROOT)
58 # Disable PIE/SSP if GCC supports them. They can break us.
59 TARGET_CFLAGS += $(CFLAGS)
60 TARGET_CPPFLAGS += $(CPPFLAGS)
61 TARGET_CFLAGS += $(call cc-option,$(CC),-nopie,)
62 TARGET_CFLAGS += $(call cc-option,$(CC),-fno-stack-protector,)
63 TARGET_CFLAGS += $(call cc-option,$(CC),-fno-stack-protector-all,)
65 # Do not use host headers and libs
66 GCC_INSTALL = $(shell LANG=C gcc -print-search-dirs | sed -n -e 's/install: \(.*\)/\1/p')
67 TARGET_CPPFLAGS += -U __linux__ -U __FreeBSD__ -U __sun__
68 TARGET_CPPFLAGS += -nostdinc
69 TARGET_CPPFLAGS += -isystem $(CURDIR)/$(MINI_OS)/include/posix
70 TARGET_CPPFLAGS += -isystem $(CROSS_PREFIX)/$(GNU_TARGET_ARCH)-xen-elf/include
71 TARGET_CPPFLAGS += -isystem $(GCC_INSTALL)include
72 TARGET_CPPFLAGS += -isystem $(CURDIR)/lwip-$(XEN_TARGET_ARCH)/src/include
73 TARGET_CPPFLAGS += -isystem $(CURDIR)/lwip-$(XEN_TARGET_ARCH)/src/include/ipv4
74 TARGET_CPPFLAGS += -I$(CURDIR)/include
76 TARGET_LDFLAGS += -nostdlib -L$(CROSS_PREFIX)/$(GNU_TARGET_ARCH)-xen-elf/lib
78 TARGETS=ioemu c caml grub
80 .PHONY: all
81 all: build
82 ifeq ($(STUBDOM_SUPPORTED),1)
83 build: ioemu-stubdom c-stubdom pv-grub
84 else
85 build:
86 endif
88 ##############
89 # Cross-newlib
90 ##############
92 newlib-$(NEWLIB_VERSION).tar.gz:
93 $(WGET) $(NEWLIB_URL)/$@
95 newlib-$(NEWLIB_VERSION): newlib-$(NEWLIB_VERSION).tar.gz
96 tar xzf $<
97 patch -d $@ -p0 < newlib.patch
98 patch -d $@ -p0 < newlib-chk.patch
99 touch $@
101 NEWLIB_STAMPFILE=$(CROSS_ROOT)/$(GNU_TARGET_ARCH)-xen-elf/lib/libc.a
102 .PHONY: cross-newlib
103 cross-newlib: $(NEWLIB_STAMPFILE)
104 $(NEWLIB_STAMPFILE): mk-headers-$(XEN_TARGET_ARCH) newlib-$(NEWLIB_VERSION)
105 mkdir -p newlib-$(XEN_TARGET_ARCH)
106 ( cd newlib-$(XEN_TARGET_ARCH) && \
107 CC_FOR_TARGET="$(CC) $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(NEWLIB_CFLAGS)" AR_FOR_TARGET=$(AR) LD_FOR_TARGET=$(LD) RANLIB_FOR_TARGET=$(RANLIB) ../newlib-$(NEWLIB_VERSION)/configure --prefix=$(CROSS_PREFIX) --verbose --target=$(GNU_TARGET_ARCH)-xen-elf --enable-newlib-io-long-long --disable-multilib && \
108 $(MAKE) && \
109 DESTDIR= $(MAKE) install )
111 ############
112 # Cross-zlib
113 ############
115 zlib-$(ZLIB_VERSION).tar.gz:
116 $(WGET) $(ZLIB_URL)/$@
118 zlib-$(XEN_TARGET_ARCH): zlib-$(ZLIB_VERSION).tar.gz
119 tar xzf $<
120 mv zlib-$(ZLIB_VERSION) $@
122 ZLIB_STAMPFILE=$(CROSS_ROOT)/$(GNU_TARGET_ARCH)-xen-elf/lib/libz.a
123 .PHONY: cross-zlib
124 cross-zlib: $(ZLIB_STAMPFILE)
125 $(ZLIB_STAMPFILE): zlib-$(XEN_TARGET_ARCH) $(NEWLIB_STAMPFILE)
126 ( cd $< && \
127 CFLAGS="$(TARGET_CPPFLAGS) $(TARGET_CFLAGS)" CC=$(CC) ./configure --prefix=$(CROSS_PREFIX)/$(GNU_TARGET_ARCH)-xen-elf && \
128 $(MAKE) libz.a && \
129 $(MAKE) install )
131 ##############
132 # Cross-libpci
133 ##############
135 pciutils-$(LIBPCI_VERSION).tar.bz2:
136 $(WGET) $(LIBPCI_URL)/$@
138 pciutils-$(XEN_TARGET_ARCH): pciutils-$(LIBPCI_VERSION).tar.bz2
139 tar xjf $<
140 mv pciutils-$(LIBPCI_VERSION) $@
141 patch -d $@ -p1 < pciutils.patch
142 touch $@
144 LIBPCI_STAMPFILE=$(CROSS_ROOT)/$(GNU_TARGET_ARCH)-xen-elf/lib/libpci.a
145 .PHONY: cross-libpci
146 cross-libpci: $(LIBPCI_STAMPFILE)
147 $(LIBPCI_STAMPFILE): pciutils-$(XEN_TARGET_ARCH) $(NEWLIB_STAMPFILE) $(ZLIB_STAMPFILE)
148 ( cd $< && \
149 cp ../libpci.config.h lib/config.h && \
150 echo '#define PCILIB_VERSION "$(LIBPCI_VERSION)"' >> lib/config.h && \
151 cp ../libpci.config.mak lib/config.mk && \
152 $(MAKE) CC="$(CC) $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) -I$(realpath $(MINI_OS)/include)" lib/libpci.a && \
153 $(INSTALL_DATA) lib/libpci.a $(CROSS_PREFIX)/$(GNU_TARGET_ARCH)-xen-elf/lib/ && \
154 $(INSTALL_DIR) $(CROSS_PREFIX)/$(GNU_TARGET_ARCH)-xen-elf/include/pci && \
155 $(INSTALL_DATA) lib/config.h lib/header.h lib/pci.h lib/types.h $(CROSS_PREFIX)/$(GNU_TARGET_ARCH)-xen-elf/include/pci/ \
156 )
158 ######
159 # lwIP
160 ######
162 lwip-$(LWIP_VERSION).tar.gz:
163 $(WGET) $(LWIP_URL)/$@
165 lwip-$(XEN_TARGET_ARCH): lwip-$(LWIP_VERSION).tar.gz
166 tar xzf $<
167 mv lwip $@
168 patch -d $@ -p0 < lwip.patch-cvs
169 touch $@
171 #############
172 # Cross-ocaml
173 #############
175 CAMLLIB = $(CROSS_PREFIX)/$(GNU_TARGET_ARCH)-xen-elf/lib/ocaml
176 OCAML_STAMPFILE=$(CAMLLIB)/.dirstamp
178 ocaml-$(OCAML_VERSION).tar.gz:
179 $(WGET) $(OCAML_URL)/$@
181 ocaml-$(XEN_TARGET_ARCH)/.dirstamp: ocaml-$(OCAML_VERSION).tar.gz ocaml.patch
182 tar xzf $<
183 cd ocaml-$(OCAML_VERSION) && patch -p0 < ../ocaml.patch
184 rm -rf ocaml-$(XEN_TARGET_ARCH)
185 mv ocaml-$(OCAML_VERSION) ocaml-$(XEN_TARGET_ARCH)
186 touch $@
188 MINIOS_HASNOT=IPV6 INET_ATON
190 .PHONY: cross-ocaml
191 cross-ocaml: $(OCAML_STAMPFILE)
192 $(OCAML_STAMPFILE): ocaml-$(XEN_TARGET_ARCH)/.dirstamp
193 cd ocaml-$(XEN_TARGET_ARCH) && ./configure -prefix $(CROSS_PREFIX)/$(GNU_TARGET_ARCH)-xen-elf \
194 -no-pthread -no-shared-libs -no-tk -no-curses \
195 -cc "$(CC) -U_FORTIFY_SOURCE -fno-stack-protector"
196 $(foreach i,$(MINIOS_HASNOT),sed -i 's,^\(#define HAS_$(i)\),//\1,' ocaml-$(XEN_TARGET_ARCH)/config/s.h ; )
197 $(MAKE) -C ocaml-$(XEN_TARGET_ARCH) world
198 $(MAKE) -C ocaml-$(XEN_TARGET_ARCH) opt
199 $(MAKE) -C ocaml-$(XEN_TARGET_ARCH) install
200 touch $@
202 #######
203 # Links
204 #######
206 .PHONY: $(CROSS_ROOT)
207 $(CROSS_ROOT): cross-newlib cross-zlib cross-libpci
209 $(XEN_ROOT)/tools/ioemu-dir:
210 make -C $(XEN_ROOT)/tools ioemu-dir-find
212 ioemu/linkfarm.stamp: $(XEN_ROOT)/tools/ioemu-dir
213 mkdir -p ioemu
214 set -e; \
215 $(absolutify_xen_root); \
216 cd ioemu; \
217 src="$$XEN_ROOT/tools/ioemu-dir"; export src; \
218 (cd $$src && find * -type d -print) | xargs mkdir -p; \
219 (cd $$src && find * ! -type l -type f $(addprefix ! -name , \
220 '*.[oda1]' 'config-*' config.mak qemu-dm qemu-img-xen \
221 '*.html' '*.pod' \
222 )) | \
223 while read f; do rm -f "$$f"; ln -s "$$src/$$f" "$$f"; done
224 touch ioemu/linkfarm.stamp
226 mk-headers-$(XEN_TARGET_ARCH): ioemu/linkfarm.stamp
227 mkdir -p include/xen && \
228 ln -sf $(addprefix ../../,$(wildcard $(XEN_ROOT)/xen/include/public/*.h)) include/xen && \
229 ln -sf $(addprefix ../../$(XEN_ROOT)/xen/include/public/,arch-ia64 arch-x86 hvm io xsm) include/xen && \
230 ( [ -h include/xen/sys ] || ln -sf ../../$(XEN_ROOT)/tools/include/xen-sys/MiniOS include/xen/sys ) && \
231 ( [ -h include/xen/libelf ] || ln -sf ../../$(XEN_ROOT)/tools/include/xen/libelf include/xen/libelf ) && \
232 mkdir -p include/xen-foreign && \
233 ln -sf $(addprefix ../../,$(wildcard $(XEN_ROOT)/tools/include/xen-foreign/*)) include/xen-foreign/ && \
234 $(MAKE) -C include/xen-foreign/ && \
235 ( [ -h include/xen/foreign ] || ln -sf ../xen-foreign include/xen/foreign )
236 mkdir -p libxc-$(XEN_TARGET_ARCH)
237 [ -h libxc-$(XEN_TARGET_ARCH)/Makefile ] || ( cd libxc-$(XEN_TARGET_ARCH) && \
238 ln -sf ../$(XEN_ROOT)/tools/libxc/*.h . && \
239 ln -sf ../$(XEN_ROOT)/tools/libxc/*.c . && \
240 ln -sf ../$(XEN_ROOT)/tools/libxc/Makefile . )
241 mkdir -p libxc-$(XEN_TARGET_ARCH)/$(XEN_TARGET_ARCH)
242 [ -h libxc-$(XEN_TARGET_ARCH)/$(XEN_TARGET_ARCH) ] || ( cd libxc-$(XEN_TARGET_ARCH)/$(XEN_TARGET_ARCH) && \
243 ln -sf ../$(XEN_ROOT)/tools/libxc/$(XEN_TARGET_ARCH)/*.c . && \
244 ln -sf ../$(XEN_ROOT)/tools/libxc/$(XEN_TARGET_ARCH)/*.h . && \
245 ln -sf ../$(XEN_ROOT)/tools/libxc/$(XEN_TARGET_ARCH)/Makefile . )
246 $(MAKE) -C $(MINI_OS) links
247 touch mk-headers-$(XEN_TARGET_ARCH)
249 TARGETS_MINIOS=$(addprefix mini-os-$(XEN_TARGET_ARCH)-,$(TARGETS))
250 $(TARGETS_MINIOS): mini-os-%:
251 [ -d $@ ] || \
252 for i in $$(cd $(MINI_OS) ; find . -type d) ; do \
253 mkdir -p $@/$$i ; \
254 done
256 #######
257 # libxc
258 #######
260 .PHONY: libxc
261 libxc: libxc-$(XEN_TARGET_ARCH)/libxenctrl.a libxc-$(XEN_TARGET_ARCH)/libxenguest.a
262 libxc-$(XEN_TARGET_ARCH)/libxenctrl.a libxc-$(XEN_TARGET_ARCH)/libxenguest.a:: cross-zlib
263 CPPFLAGS="$(TARGET_CPPFLAGS)" CFLAGS="$(TARGET_CFLAGS)" $(MAKE) -C libxc-$(XEN_TARGET_ARCH)
265 #######
266 # ioemu
267 #######
269 .PHONY: ioemu
270 ioemu: cross-zlib cross-libpci libxc
271 [ -f ioemu/config-host.mak ] || \
272 ( $(absolutify_xen_root); \
273 PREFIX=$(PREFIX); \
274 export PREFIX; \
275 cd ioemu ; \
276 LWIPDIR=$(CURDIR)/lwip-$(XEN_TARGET_ARCH) \
277 TARGET_CPPFLAGS="$(TARGET_CPPFLAGS)" \
278 TARGET_CFLAGS="$(TARGET_CFLAGS)" \
279 TARGET_LDFLAGS="$(TARGET_LDFLAGS)" \
280 ./xen-setup-stubdom )
281 $(MAKE) -C ioemu
283 ######
284 # caml
285 ######
287 .PHONY: caml
288 caml: $(CROSS_ROOT)
289 CPPFLAGS="$(TARGET_CPPFLAGS)" CFLAGS="$(TARGET_CFLAGS)" $(MAKE) -C $@ LWIPDIR=$(CURDIR)/lwip-$(XEN_TARGET_ARCH) OCAMLC_CROSS_PREFIX=$(CROSS_PREFIX)/$(GNU_TARGET_ARCH)-xen-elf/bin/
291 ###
292 # C
293 ###
295 .PHONY: c
296 c: $(CROSS_ROOT)
297 CPPFLAGS="$(TARGET_CPPFLAGS)" CFLAGS="$(TARGET_CFLAGS)" $(MAKE) -C $@ LWIPDIR=$(CURDIR)/lwip-$(XEN_TARGET_ARCH)
299 ######
300 # Grub
301 ######
303 grub-$(GRUB_VERSION).tar.gz:
304 $(WGET) $(GRUB_URL)/$@
306 grub-upstream: grub-$(GRUB_VERSION).tar.gz
307 tar xzf $<
308 mv grub-$(GRUB_VERSION) $@
309 for i in grub.patches/* ; do \
310 patch -d $@ -p1 < $$i ; \
311 done
313 .PHONY: grub
314 grub: grub-upstream $(CROSS_ROOT)
315 mkdir -p grub-$(XEN_TARGET_ARCH)
316 CPPFLAGS="$(TARGET_CPPFLAGS)" CFLAGS="$(TARGET_CFLAGS)" $(MAKE) -C $@ OBJ_DIR=$(CURDIR)/grub-$(XEN_TARGET_ARCH)
318 ########
319 # minios
320 ########
322 .PHONY: ioemu-stubdom
323 ioemu-stubdom: APP_OBJS=$(CURDIR)/ioemu/i386-stubdom/qemu.a $(CURDIR)/ioemu/i386-stubdom/libqemu.a $(CURDIR)/ioemu/libqemu_common.a
324 ioemu-stubdom: mini-os-$(XEN_TARGET_ARCH)-ioemu lwip-$(XEN_TARGET_ARCH) libxc ioemu
325 DEF_CPPFLAGS="$(TARGET_CPPFLAGS)" DEF_CFLAGS="-DCONFIG_QEMU $(TARGET_CFLAGS)" DEF_LDFLAGS="$(TARGET_LDFLAGS)" $(MAKE) -C $(MINI_OS) OBJ_DIR=$(CURDIR)/$< LWIPDIR=$(CURDIR)/lwip-$(XEN_TARGET_ARCH) APP_OBJS="$(APP_OBJS)"
327 .PHONY: caml-stubdom
328 caml-stubdom: mini-os-$(XEN_TARGET_ARCH)-caml lwip-$(XEN_TARGET_ARCH) libxc caml
329 DEF_CPPFLAGS="$(TARGET_CPPFLAGS)" DEF_CFLAGS="-DCONFIG_CAML $(TARGET_CFLAGS)" DEF_LDFLAGS="$(TARGET_LDFLAGS)" $(MAKE) -C $(MINI_OS) OBJ_DIR=$(CURDIR)/$< LWIPDIR=$(CURDIR)/lwip-$(XEN_TARGET_ARCH) APP_OBJS="$(CURDIR)/caml/main-caml.o $(CURDIR)/caml/caml.o $(CAMLLIB)/libasmrun.a"
331 .PHONY: c-stubdom
332 c-stubdom: mini-os-$(XEN_TARGET_ARCH)-c lwip-$(XEN_TARGET_ARCH) libxc c
333 DEF_CPPFLAGS="$(TARGET_CPPFLAGS)" DEF_CFLAGS="-DCONFIG_C $(TARGET_CFLAGS)" DEF_LDFLAGS="$(TARGET_LDFLAGS)" $(MAKE) -C $(MINI_OS) OBJ_DIR=$(CURDIR)/$< LWIPDIR=$(CURDIR)/lwip-$(XEN_TARGET_ARCH) APP_OBJS=$(CURDIR)/c/main.a
335 .PHONY: pv-grub
336 pv-grub: mini-os-$(XEN_TARGET_ARCH)-grub libxc grub
337 DEF_CPPFLAGS="$(TARGET_CPPFLAGS)" DEF_CFLAGS="-DCONFIG_GRUB $(TARGET_CFLAGS)" DEF_LDFLAGS="$(TARGET_LDFLAGS)" $(MAKE) -C $(MINI_OS) OBJ_DIR=$(CURDIR)/$< APP_OBJS=$(CURDIR)/grub-$(XEN_TARGET_ARCH)/main.a
339 #########
340 # install
341 #########
343 ifeq ($(STUBDOM_SUPPORTED),1)
344 install: install-readme install-ioemu install-grub
345 else
346 install:
347 endif
349 install-readme:
350 $(INSTALL_DIR) $(DESTDIR)$(DOCDIR)
351 $(INSTALL_DATA) README $(DESTDIR)$(DOCDIR)/README.stubdom
353 install-ioemu: ioemu-stubdom
354 $(INSTALL_DIR) "$(DESTDIR)$(LIBEXEC)"
355 $(INSTALL_PROG) stubdom-dm "$(DESTDIR)$(LIBEXEC)"
356 $(INSTALL_DIR) "$(DESTDIR)$(LIBDIR_x86_32)/xen/boot"
357 $(INSTALL_DATA) mini-os-$(XEN_TARGET_ARCH)-ioemu/mini-os.gz "$(DESTDIR)$(LIBDIR_x86_32)/xen/boot/ioemu-stubdom.gz"
359 install-grub: pv-grub
360 $(INSTALL_DIR) "$(DESTDIR)$(LIBDIR_x86_32)/xen/boot"
361 $(INSTALL_DATA) mini-os-$(XEN_TARGET_ARCH)-grub/mini-os.gz "$(DESTDIR)$(LIBDIR_x86_32)/xen/boot/pv-grub-$(XEN_TARGET_ARCH).gz"
363 #######
364 # clean
365 #######
367 # Only clean the libxc/ioemu/mini-os part
368 .PHONY: clean
369 clean:
370 rm -fr mini-os-$(XEN_TARGET_ARCH)-ioemu
371 rm -fr mini-os-$(XEN_TARGET_ARCH)-c
372 rm -fr mini-os-$(XEN_TARGET_ARCH)-caml
373 rm -fr mini-os-$(XEN_TARGET_ARCH)-grub
374 $(MAKE) -C caml clean
375 $(MAKE) -C c clean
376 rm -fr grub-$(XEN_TARGET_ARCH)
377 [ ! -d libxc-$(XEN_TARGET_ARCH) ] || $(MAKE) -C libxc-$(XEN_TARGET_ARCH) clean
378 -[ ! -d ioemu ] || $(MAKE) -C ioemu clean
380 # clean the cross-compilation result
381 .PHONY: crossclean
382 crossclean: clean
383 rm -fr $(CROSS_ROOT)
384 rm -fr newlib-$(XEN_TARGET_ARCH)
385 rm -fr zlib-$(XEN_TARGET_ARCH) pciutils-$(XEN_TARGET_ARCH)
386 rm -fr libxc-$(XEN_TARGET_ARCH) ioemu
387 rm -f mk-headers-$(XEN_TARGET_ARCH)
388 rm -fr ocaml-$(XEN_TARGET_ARCH)
390 # clean patched sources
391 .PHONY: patchclean
392 patchclean: crossclean
393 rm -fr newlib-$(NEWLIB_VERSION)
394 rm -fr lwip-$(XEN_TARGET_ARCH)
395 rm -fr grub-upstream
397 # clean downloads
398 .PHONY: downloadclean
399 downloadclean: patchclean
400 rm -f newlib-$(NEWLIB_VERSION).tar.gz
401 rm -f zlib-$(ZLIB_VERSION).tar.gz
402 rm -f pciutils-$(LIBPCI_VERSION).tar.bz2
403 rm -f grub-$(GRUB_VERSION).tar.gz
404 rm -f lwip-$(LWIP_VERSION).tar.gz
405 rm -f ocaml-$(OCAML_VERSION).tar.gz
407 .PHONY: distclean
408 distclean: downloadclean