[IA64-SGI] - New SN hardware support - no_wars

Disable some shub1-specific code when running on systems with shub2.

Signed-off-by: Jack Steiner <steiner@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

diff --git a/arch/ia64/sn/kernel/sn2/timer_interrupt.c b/arch/ia64/sn/kernel/sn2/timer_interrupt.c
index cde7375390b0db4e4160ffaaf44d6bc44dfb0763..adf5db2e2afeb4e2742457b40c062e0546e42972 100644 (file)
--- a/arch/ia64/sn/kernel/sn2/timer_interrupt.c
+++ b/arch/ia64/sn/kernel/sn2/timer_interrupt.c
@@ -1,7 +1,7 @@
 /*
  *
  *
- * Copyright (c) 2003 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 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 
@@ -50,14 +50,16 @@ void sn_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
                             LED_CPU_HEARTBEAT, LED_CPU_HEARTBEAT);
        }
 
-       if (enable_shub_wars_1_1()) {
-               /* Bugfix code for SHUB 1.1 */
-               if (pda->pio_shub_war_cam_addr)
-                       *pda->pio_shub_war_cam_addr = 0x8000000000000010UL;
+       if (is_shub1()) {
+               if (enable_shub_wars_1_1()) {
+                       /* Bugfix code for SHUB 1.1 */
+                       if (pda->pio_shub_war_cam_addr)
+                               *pda->pio_shub_war_cam_addr = 0x8000000000000010UL;
+               }
+               if (pda->sn_lb_int_war_ticks == 0)
+                       sn_lb_int_war_check();
+               pda->sn_lb_int_war_ticks++;
+               if (pda->sn_lb_int_war_ticks >= SN_LB_INT_WAR_INTERVAL)
+                       pda->sn_lb_int_war_ticks = 0;
        }
-       if (pda->sn_lb_int_war_ticks == 0)
-               sn_lb_int_war_check();
-       pda->sn_lb_int_war_ticks++;
-       if (pda->sn_lb_int_war_ticks >= SN_LB_INT_WAR_INTERVAL)
-               pda->sn_lb_int_war_ticks = 0;
 }