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Add routine for initializing AP clock

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This commit is contained in:
Kip Macy 2008-10-21 06:38:40 +00:00
parent a09a884997
commit 756fb0605f
1 changed files with 20 additions and 19 deletions
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39
sys/i386/xen/clock.c
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@ -766,27 +766,28 @@ cpu_initclocks(void)
}
/* should fast clock be enabled ? */
}
/*
*
* XXX
*/
#if 0 && defined(SMP)
void
ap_cpu_initclocks(void)
{
int irq;
int cpu = smp_processor_id();
per_cpu(processed_system_time, cpu) = processed_system_time;
irq = bind_virq_to_irq(VIRQ_TIMER);
PCPU_SET(time_irq, irq);
PANIC_IF(intr_add_handler("clk", irq, (driver_filter_t *)clkintr, NULL,
NULL, INTR_TYPE_CLK | INTR_FAST, NULL));
}
#endif
int
ap_cpu_initclocks(int cpu)
{
int time_irq;
xen_set_periodic_tick.period_ns = NS_PER_TICK;
HYPERVISOR_vcpu_op(VCPUOP_set_periodic_timer, cpu,
&xen_set_periodic_tick);
if ((time_irq = bind_virq_to_irqhandler(VIRQ_TIMER, cpu, "clk",
(driver_filter_t *)clkintr, NULL,
INTR_TYPE_CLK | INTR_FAST)) < 0) {
panic("failed to register clock interrupt\n");
}
return (0);
}
void
cpu_startprofclock(void)