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yaml
---
r: 38527
b: refs/heads/master
c: 56f335c
h: refs/heads/master
i:
  38525: 81116c8
  38523: 58abe8f
  38519: 03c2f5f
  38511: 3ccad67
  38495: 9315f0f
  38463: 4ff9650
  38399: b590829
v: v3
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Grant Grundler authored and Matthew Wilcox committed Oct 4, 2006
1 parent 79f9e2c commit 12f6d91
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Showing 3 changed files with 15 additions and 11 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 7908a0c72ee78ba5476c2a773d808c77593719c6
refs/heads/master: 56f335c89e28c488b1bfea3e5e697fce805c784d
4 changes: 3 additions & 1 deletion trunk/arch/parisc/kernel/smp.c
Original file line number Diff line number Diff line change
Expand Up @@ -430,8 +430,9 @@ smp_do_timer(struct pt_regs *regs)
static void __init
smp_cpu_init(int cpunum)
{
extern int init_per_cpu(int); /* arch/parisc/kernel/setup.c */
extern int init_per_cpu(int); /* arch/parisc/kernel/processor.c */
extern void init_IRQ(void); /* arch/parisc/kernel/irq.c */
extern void start_cpu_itimer(void); /* arch/parisc/kernel/time.c */

/* Set modes and Enable floating point coprocessor */
(void) init_per_cpu(cpunum);
Expand All @@ -457,6 +458,7 @@ smp_cpu_init(int cpunum)
enter_lazy_tlb(&init_mm, current);

init_IRQ(); /* make sure no IRQ's are enabled or pending */
start_cpu_itimer();
}


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20 changes: 11 additions & 9 deletions trunk/arch/parisc/kernel/time.c
Original file line number Diff line number Diff line change
Expand Up @@ -223,22 +223,24 @@ unsigned long long sched_clock(void)
}


void __init start_cpu_itimer(void)
{
unsigned int cpu = smp_processor_id();
unsigned long next_tick = mfctl(16) + clocktick;

mtctl(next_tick, 16); /* kick off Interval Timer (CR16) */

cpu_data[cpu].it_value = next_tick;
}

void __init time_init(void)
{
unsigned long next_tick;
static struct pdc_tod tod_data;

clocktick = (100 * PAGE0->mem_10msec) / HZ;
halftick = clocktick / 2;

/* Setup clock interrupt timing */

next_tick = mfctl(16);
next_tick += clocktick;
cpu_data[smp_processor_id()].it_value = next_tick;

/* kick off Itimer (CR16) */
mtctl(next_tick, 16);
start_cpu_itimer(); /* get CPU 0 started */

if(pdc_tod_read(&tod_data) == 0) {
write_seqlock_irq(&xtime_lock);
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