patch-2.4.23 linux-2.4.23/arch/ia64/sn/kernel/sn2/timer_interrupt.c
Next file: linux-2.4.23/arch/ia64/sn/kernel/sn2_smp.c
Previous file: linux-2.4.23/arch/ia64/sn/kernel/sn2/timer.c
Back to the patch index
Back to the overall index
- Lines: 61
- Date:
2003-11-28 10:26:19.000000000 -0800
- Orig file:
linux-2.4.22/arch/ia64/sn/kernel/sn2/timer_interrupt.c
- Orig date:
1969-12-31 16:00:00.000000000 -0800
diff -urN linux-2.4.22/arch/ia64/sn/kernel/sn2/timer_interrupt.c linux-2.4.23/arch/ia64/sn/kernel/sn2/timer_interrupt.c
@@ -0,0 +1,60 @@
+/*
+ *
+ *
+ * Copyright (c) 2003 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
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it would be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * Further, this software is distributed without any warranty that it is
+ * free of the rightful claim of any third person regarding infringement
+ * or the like. Any license provided herein, whether implied or
+ * otherwise, applies only to this software file. Patent licenses, if
+ * any, provided herein do not apply to combinations of this program with
+ * other software, or any other product whatsoever.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ *
+ * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
+ * Mountain View, CA 94043, or:
+ *
+ * http://www.sgi.com
+ *
+ * For further information regarding this notice, see:
+ *
+ * http://oss.sgi.com/projects/GenInfo/NoticeExplan
+ */
+
+#include <asm/sn/pda.h>
+#include <asm/sn/leds.h>
+
+extern void sn_lb_int_war_check(void);
+#define SN_LB_INT_WAR_INTERVAL 100
+
+void
+sn_timer_interrupt_extras(void)
+{
+ /* LED blinking */
+ if (!pda.hb_count--) {
+ pda.hb_count = HZ/2;
+ set_led_bits(pda.hb_state ^= 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 (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;
+}
FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen (who was at: slshen@lbl.gov)