time.c
上传用户:lgb322
上传日期:2013-02-24
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- /*
- * time.c: Generic SGI handler for (spurious) 8254 interrupts
- *
- * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com)
- */
- #include <linux/interrupt.h>
- #include <linux/kernel_stat.h>
- #include <asm/sgialib.h>
- void indy_8254timer_irq(void)
- {
- int cpu = smp_processor_id();
- int irq = 4;
- irq_enter(cpu, irq);
- kstat.irqs[0][irq]++;
- printk("indy_8254timer_irq: Whoops, should not have gotten this IRQn");
- prom_getchar();
- ArcEnterInteractiveMode();
- irq_exit(cpu, irq);
- }