From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jeremy Fitzhardinge <jeremy@goop.org>
Subject: [patch 02/34] Xen-pv_ops: ignore vgacon if hardware not present
Date: Tue, 13 Mar 2007 16:30:19 -0700
Message-ID: <20070313233029.584146237@goop.org>
References: <20070313233017.933601256@goop.org>
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To: Andi Kleen <ak@muc.de>
Cc: Chris Wright <chrisw@sous-sol.org>, virtualization@lists.osdl.org, xen-devel@lists.xensource.com, Andrew Morton <akpm@linux-foundation.org>, linux-kernel@vger.kernel.org, Alan <alan@lxorguk.ukuu.org.uk>
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Avoid trying to set up vgacon if there's no vga hardware present.

Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com>
From: Gerd Hoffmann <kraxel@suse.de>
Cc: Alan <alan@lxorguk.ukuu.org.uk>

---
 drivers/video/console/vgacon.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
--- a/drivers/video/console/vgacon.c
+++ b/drivers/video/console/vgacon.c
@@ -372,7 +372,8 @@ static const char *vgacon_startup(void)
 	}
 =

 	/* VGA16 modes are not handled by VGACON */
-	if ((ORIG_VIDEO_MODE =3D=3D 0x0D) ||	/* 320x200/4 */
+	if ((ORIG_VIDEO_MODE =3D=3D 0x00) ||	/* SCREEN_INFO not initialized */
+	    (ORIG_VIDEO_MODE =3D=3D 0x0D) ||	/* 320x200/4 */
 	    (ORIG_VIDEO_MODE =3D=3D 0x0E) ||	/* 640x200/4 */
 	    (ORIG_VIDEO_MODE =3D=3D 0x10) ||	/* 640x350/4 */
 	    (ORIG_VIDEO_MODE =3D=3D 0x12) ||	/* 640x480/4 */

-- =