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[PATCH] x86-64: ignore vgacon if hardware not present

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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>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Andi Kleen <ak@suse.de>
Cc: Alan <alan@lxorguk.ukuu.org.uk>
Acked-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Gerd Hoffmann 2007-05-02 19:27:19 +02:00 committed by Andi Kleen
parent 889f21ce27
commit f82af20e1a
1 changed files with 2 additions and 1 deletions
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3
drivers/video/console/vgacon.c
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@ -371,7 +371,8 @@ static const char *vgacon_startup(void)
}
/* VGA16 modes are not handled by VGACON */
if ((ORIG_VIDEO_MODE == 0x0D) || /* 320x200/4 */
if ((ORIG_VIDEO_MODE == 0x00) || /* SCREEN_INFO not initialized */
(ORIG_VIDEO_MODE == 0x0D) || /* 320x200/4 */
(ORIG_VIDEO_MODE == 0x0E) || /* 640x200/4 */
(ORIG_VIDEO_MODE == 0x10) || /* 640x350/4 */
(ORIG_VIDEO_MODE == 0x12) || /* 640x480/4 */