[PATCH] 2.6 Altix : Ignore input during early boot

[PATCH] 2.6 Altix : Ignore input during early boot

[Pat Gefre]

2.6 Altix console patch to ignore input during early booting

Signed-off-by: Patrick Gefre <pfg@sgi.com>

#### diffstat
 sn_console.c |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)




# This is a BitKeeper generated diff -Nru style patch.
#
# ChangeSet
#   2005/02/17 13:15:56-06:00 pfg@sgi.com 
#   Don't bother checking for input during early printing
# 
# drivers/serial/sn_console.c
#   2005/02/17 13:15:43-06:00 pfg@sgi.com +5 -2
#   Don't bother checking for input during early printing
#   Update copyright
# 
diff -Nru a/drivers/serial/sn_console.c b/drivers/serial/sn_console.c
--- a/drivers/serial/sn_console.c	2005-02-17 13:19:01 -06:00
+++ b/drivers/serial/sn_console.c	2005-02-17 13:19:01 -06:00
@@ -6,7 +6,7 @@
  * driver for that.
  *
  *
- * Copyright (c) 2004 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2004-2005 Silicon Graphics, Inc.  All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License
@@ -104,6 +104,7 @@
 };
 
 static struct sn_cons_port sal_console_port;
+static int sn_process_input;
 
 /* Only used if USE_DYNAMIC_MINOR is set to 1 */
 static struct miscdevice misc;	/* used with misc_register for dynamic */
@@ -681,7 +682,8 @@
 
 	if (!port->sc_port.irq) {
 		spin_lock_irqsave(&port->sc_port.lock, flags);
-		sn_receive_chars(port, NULL, flags);
+		if ( sn_process_input )
+			sn_receive_chars(port, NULL, flags);
 		sn_transmit_chars(port, TRANSMIT_RAW);
 		spin_unlock_irqrestore(&port->sc_port.lock, flags);
 		mod_timer(&port->sc_timer,
@@ -878,6 +880,7 @@
 	if (!IS_RUNNING_ON_SIMULATOR()) {
 		sn_sal_switch_to_interrupts(&sal_console_port);
 	}
+	sn_process_input = 1;
 	return 0;
 }