Author: kmacy
Date: Tue Oct 21 06:38:40 2008
New Revision: 184111
URL: http://svn.freebsd.org/changeset/base/184111
Log:
Add routine for initializing AP clock
Modified:
head/sys/i386/xen/clock.c
Modified: head/sys/i386/xen/clock.c
==============================================================================
--- head/sys/i386/xen/clock.c Tue Oct 21 06:38:05 2008 (r184110)
+++ head/sys/i386/xen/clock.c Tue Oct 21 06:38:40 2008 (r184111)
@@ -766,27 +766,28 @@ cpu_initclocks(void)
}
/* should fast clock be enabled ? */
+
}
-/*
- *
- * XXX
- */
-#if 0 && defined(SMP)
-void
-ap_cpu_initclocks(void)
+int
+ap_cpu_initclocks(int cpu)
{
- int irq;
- int cpu = smp_processor_id();
-
- per_cpu(processed_system_time, cpu) = processed_system_time;
+ int time_irq;
+
+ xen_set_periodic_tick.period_ns = NS_PER_TICK;
- 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));
+ 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);
}
-#endif
+
void
cpu_startprofclock(void)
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