Make installing bios files optional

index bbd54fc..76470a4 100644
@@ -221,6 +221,14 @@ KEYMAPS=da     en-gb  et  fr     fr-ch  is  lt  modifiers  no  pt-br  sv \
 ar      de     en-us  fi  fr-be  hr     it  lv  nl         pl  ru     th \
 common  de-ch  es     fo  fr-ca  hu     ja  mk  nl-be      pt  sl     tr
 
+ifdef INSTALL_BLOBS
+BLOBS=bios.bin vgabios.bin vgabios-cirrus.bin ppc_rom.bin \
+video.x openbios-sparc32 openbios-sparc64 pxe-ne2k_pci.bin \
+pxe-rtl8139.bin pxe-pcnet.bin pxe-e1000.bin
+else
+BLOBS=
+endif
+
 install-doc: $(DOCS)
 	mkdir -p "$(DESTDIR)$(docdir)"
 	$(INSTALL) -m 644 qemu-doc.html  qemu-tech.html "$(DESTDIR)$(docdir)"

@@ -236,12 +244,12 @@ install: all $(if $(BUILD_DOCS),install-doc)
 ifneq ($(TOOLS),)
 	$(INSTALL) -m 755 -s $(TOOLS) "$(DESTDIR)$(bindir)"
 endif
+ifneq ($(BLOBS),)
 	mkdir -p "$(DESTDIR)$(datadir)"
-	set -e; for x in bios.bin vgabios.bin vgabios-cirrus.bin ppc_rom.bin \
-		video.x openbios-sparc32 openbios-sparc64 pxe-ne2k_pci.bin \
-		pxe-rtl8139.bin pxe-pcnet.bin pxe-e1000.bin; do \
+	set -e; for x in $(BLOBS); do \
 		$(INSTALL) -m 644 $(SRC_PATH)/pc-bios/$$x "$(DESTDIR)$(datadir)"; \
 	done
+endif
 ifndef CONFIG_WIN32
 	mkdir -p "$(DESTDIR)$(datadir)/keymaps"
 	set -e; for x in $(KEYMAPS); do \

index 5886ea0..3e890c1 100755
@@ -118,6 +118,7 @@ bluez="yes"
 kvm="yes"
 kerneldir=""
 aix="no"
+blobs="yes"
 
 # OS specific
 targetos=`uname -s`

@@ -372,6 +373,8 @@ for opt do
   ;;
   --disable-aio) aio="no"
   ;;
+  --disable-blobs) blobs="no"
+  ;;
   --kerneldir=*) kerneldir="$optarg"
   ;;
   *) echo "ERROR: unknown option $opt"; show_help="yes"

@@ -483,6 +486,7 @@ echo "  --enable-uname-release=R Return R for uname -r in usermode emulation"
 echo "  --sparc_cpu=V            Build qemu for Sparc architecture v7, v8, v8plus, v8plusa, v9"
 echo "  --disable-vde            disable support for vde network"
 echo "  --disable-aio            disable AIO support"
+echo "  --disable-blobs          disable installing provided firmware blobs"
 echo "  --kerneldir=PATH         look for kernel includes in PATH"
 echo ""
 echo "NOTE: The object files are built at the place where configure is launched"

@@ -1083,6 +1087,7 @@ echo "uname -r          $uname_release"
 echo "NPTL support      $nptl"
 echo "vde support       $vde"
 echo "AIO support       $aio"
+echo "Install blobs     $blobs"
 echo "KVM support       $kvm"
 
 if test $sdl_too_old = "yes"; then

@@ -1357,6 +1362,9 @@ if test "$aio" = "yes" ; then
   echo "#define CONFIG_AIO 1" >> $config_h
   echo "CONFIG_AIO=yes" >> $config_mak
 fi
+if test "$blobs" = "yes" ; then
+  echo "INSTALL_BLOBS=yes" >> $config_mak
+fi
 
 # XXX: suppress that
 if [ "$bsd" = "yes" ] ; then