tests/vm: move vga setup

Move '-device VGA' from basevm.py to the guests, so they have
the chance to opt out and run without display device.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20200310083218.26355-3-kraxel@redhat.com>
Message-Id: <20200323161514.23952-3-alex.bennee@linaro.org>
diff --git a/tests/vm/basevm.py b/tests/vm/basevm.py
index c53fd35..cffe7c4 100644
--- a/tests/vm/basevm.py
+++ b/tests/vm/basevm.py
@@ -179,7 +179,6 @@
 
     def boot(self, img, extra_args=[]):
         args = self._args + [
-            "-device", "VGA",
             "-drive", "file=%s,if=none,id=drive0,cache=writeback" % img,
             "-device", "virtio-blk,drive=drive0,bootindex=0"]
         args += self._data_args + extra_args
diff --git a/tests/vm/fedora b/tests/vm/fedora
index 4843b41..bd9c6cf 100755
--- a/tests/vm/fedora
+++ b/tests/vm/fedora
@@ -82,6 +82,7 @@
         self.boot(img_tmp, extra_args = [
             "-bios", "pc-bios/bios-256k.bin",
             "-machine", "graphics=off",
+            "-device", "VGA",
             "-cdrom", iso
         ])
         self.console_init(300)
diff --git a/tests/vm/freebsd b/tests/vm/freebsd
index 8677087..5816676 100755
--- a/tests/vm/freebsd
+++ b/tests/vm/freebsd
@@ -92,6 +92,7 @@
         self.boot(img_tmp, extra_args = [
             "-bios", "pc-bios/bios-256k.bin",
             "-machine", "graphics=off",
+            "-device", "VGA",
             "-cdrom", iso
         ])
         self.console_init()
diff --git a/tests/vm/netbsd b/tests/vm/netbsd
index 55590f4..f3257bc 100755
--- a/tests/vm/netbsd
+++ b/tests/vm/netbsd
@@ -86,6 +86,7 @@
         self.boot(img_tmp, extra_args = [
             "-bios", "pc-bios/bios-256k.bin",
             "-machine", "graphics=off",
+            "-device", "VGA",
             "-cdrom", iso
         ])
         self.console_init()
diff --git a/tests/vm/openbsd b/tests/vm/openbsd
index ab6abbe..0b705f4 100755
--- a/tests/vm/openbsd
+++ b/tests/vm/openbsd
@@ -82,6 +82,7 @@
         self.boot(img_tmp, extra_args = [
             "-bios", "pc-bios/bios-256k.bin",
             "-machine", "graphics=off",
+            "-device", "VGA",
             "-cdrom", iso
         ])
         self.console_init()
diff --git a/tests/vm/ubuntu.i386 b/tests/vm/ubuntu.i386
index 3266038..1570775 100755
--- a/tests/vm/ubuntu.i386
+++ b/tests/vm/ubuntu.i386
@@ -36,7 +36,10 @@
         img_tmp = img + ".tmp"
         subprocess.check_call(["cp", "-f", cimg, img_tmp])
         self.exec_qemu_img("resize", img_tmp, "50G")
-        self.boot(img_tmp, extra_args = ["-cdrom", self.gen_cloud_init_iso()])
+        self.boot(img_tmp, extra_args = [
+            "-device", "VGA",
+            "-cdrom", self.gen_cloud_init_iso()
+        ])
         self.wait_ssh()
         self.ssh_root_check("touch /etc/cloud/cloud-init.disabled")
         self.ssh_root_check("apt-get update")