From: Jarod Wilson <jwilson@redhat.com>
Subject: Re: [RHEL5.1 Patch] ia64 xen: make ia64 pv xen guest installs possible 	and let non-HP systems actually boot
Date: Fri, 20 Jul 2007 15:25:07 -0400
Bugzilla: 249076
Message-Id: <46A10C13.9060406@redhat.com>
Changelog: [XEN] ia64: allow guests to vga install


Jarod Wilson wrote:
> At present (kernel-xen-2.6.18-34.el5.ia64), ia64 xen paravirt guests
> always install via serial console text mode, even when the pvfb gets
> successfully fired up (bug 249075). Additionally, many non-HP ia64
> systems that are only set up to output via vga fail to boot without
> manually adding 'console=tty' to their kernel boot args (bug 249076).
> The following one-line patch is to ia64-xen-specific code, so very
> low-risk, low-impact, and it remedies both of these issues.

-- 
Jarod Wilson
jwilson@redhat.com


--- linux-2.6.18/arch/ia64/kernel/setup.c.org	2007-06-26 14:01:51.000000000 +0900
+++ linux-2.6.18/arch/ia64/kernel/setup.c	2007-06-26 14:32:18.000000000 +0900
@@ -634,6 +634,8 @@
 #if !defined(CONFIG_VT) || !defined(CONFIG_DUMMY_CONSOLE)
 			conswitchp = NULL;
 #endif
+			/* force set tty for RHEL5 */
+			add_preferred_console("tty", 0, NULL);
 		}
 	}
 #endif